{"id":11522,"date":"2026-06-02T09:21:58","date_gmt":"2026-06-02T09:21:58","guid":{"rendered":"https:\/\/www.kscranegroup.com\/?post_type=posts&#038;p=11522"},"modified":"2026-06-02T09:22:01","modified_gmt":"2026-06-02T09:22:01","slug":"common-overhead-crane-mechanical-failures-parts-causes-troubleshooting-guide","status":"publish","type":"posts","link":"https:\/\/www.kscranegroup.com\/cs\/posts\/common-overhead-crane-mechanical-failures-parts-causes-troubleshooting-guide\/","title":{"rendered":"B\u011b\u017en\u00e9 mechanick\u00e9 poruchy mostov\u00fdch je\u0159\u00e1b\u016f: D\u00edly, p\u0159\u00ed\u010diny a pr\u016fvodce odstra\u0148ov\u00e1n\u00edm probl\u00e9m\u016f"},"content":{"rendered":"<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><p>Obsah<\/p><nav><ul><li><a href=\"#part-1-common-overhead-crane-mechanical-failures-in-individual-components\">\u010c\u00e1st 1: B\u011b\u017en\u00e9 mechanick\u00e9 poruchy jednotliv\u00fdch sou\u010d\u00e1st\u00ed mostov\u00fdch je\u0159\u00e1b\u016f<\/a><\/li><li><a href=\"#part-2-common-overhead-crane-mechanical-failures-in-systems-and-assemblies\">\u010c\u00e1st 2: B\u011b\u017en\u00e9 mechanick\u00e9 poruchy syst\u00e9m\u016f a sestav mostov\u00fdch je\u0159\u00e1b\u016f<\/a><\/li><li><a href=\"#how-to-prevent-common-overhead-crane-mechanical-failures\">Jak p\u0159edch\u00e1zet b\u011b\u017en\u00fdm mechanick\u00fdm poruch\u00e1m mostov\u00fdch je\u0159\u00e1b\u016f<\/a><\/li><li><a href=\"#replace-vs-repair-crane-component-decision-guide\">V\u00fdm\u011bna vs. oprava: Pr\u016fvodce rozhodov\u00e1n\u00edm o komponent\u00e1ch je\u0159\u00e1bu<\/a><\/li><li><a href=\"#need-expert-support-for-common-overhead-crane-mechanical-failures\">Pot\u0159ebujete odbornou pomoc s b\u011b\u017en\u00fdmi mechanick\u00fdmi poruchami mostov\u00fdch je\u0159\u00e1b\u016f?<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<p>B\u011b\u017en\u00e9 mechanick\u00e9 poruchy mostov\u00fdch je\u0159\u00e1b\u016f jsou jednou z hlavn\u00edch p\u0159\u00ed\u010din prostoj\u016f ve v\u00fdrobn\u00edch z\u00e1vodech, skladech, ocel\u00e1rn\u00e1ch, p\u0159\u00edstavech a za\u0159\u00edzen\u00edch t\u011b\u017ek\u00e9ho pr\u016fmyslu. Probl\u00e9my, jako je po\u0161kozen\u00ed ocelov\u00fdch lan, selh\u00e1n\u00ed brzd, opot\u0159eben\u00ed kol, hluk p\u0159evodovky, deformace h\u00e1ku a p\u0159eh\u0159\u00e1t\u00ed lo\u017eisek, mohou rychle sn\u00ed\u017eit v\u00fdkon je\u0159\u00e1bu a vytvo\u0159it v\u00e1\u017en\u00e1 bezpe\u010dnostn\u00ed rizika.<\/p>\n\n\n\n<p>Probl\u00e9m spo\u010d\u00edv\u00e1 v tom, \u017ee mnoho mechanick\u00fdch poruch mostov\u00fdch je\u0159\u00e1b\u016f za\u010d\u00edn\u00e1 mal\u00fdmi p\u0159\u00edznaky \u2013 neobvykl\u00fdmi vibracemi, abnorm\u00e1ln\u00edm hlukem, nerovnom\u011brn\u00fdm pohybem, p\u0159eh\u0159\u00e1t\u00edm nebo posunem b\u0159emene \u2013 ne\u017e se rozvinou ve v\u00e1\u017en\u00e9 poruchy za\u0159\u00edzen\u00ed.<\/p>\n\n\n\n<p>Pochopen\u00ed nejb\u011b\u017en\u011bj\u0161\u00edch <a href=\"https:\/\/www.kscranegroup.com\/cs\/overhead-cranes\/\">mostov\u00fd je\u0159\u00e1b<\/a> Mechanick\u00e9 poruchy pom\u00e1haj\u00ed t\u00fdm\u016fm \u00fadr\u017eby rychleji diagnostikovat probl\u00e9my, zkracovat nepl\u00e1novan\u00e9 prostoje a p\u0159edch\u00e1zet n\u00e1kladn\u00e9mu po\u0161kozen\u00ed sou\u010d\u00e1st\u00ed.<\/p>\n\n\n\n<p>Tato p\u0159\u00edru\u010dka vysv\u011btluje p\u0159\u00edznaky, z\u00e1kladn\u00ed p\u0159\u00ed\u010diny a n\u00e1pravn\u00e1 opat\u0159en\u00ed pro nej\u010dast\u011bj\u0161\u00ed mechanick\u00e9 poruchy mostov\u00fdch je\u0159\u00e1b\u016f, a to v\u010detn\u011b jednotliv\u00fdch sou\u010d\u00e1st\u00ed, pojezdov\u00fdch mechanism\u016f, brzdov\u00fdch syst\u00e9m\u016f, reduktor\u016f a sestav ocelov\u00fdch lan.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/1Common-Overhead-Crane-Mechanical-Failures.jpg\" alt=\"\" class=\"wp-image-11524\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"part-1-common-overhead-crane-mechanical-failures-in-individual-components\">\u010c\u00e1st 1: B\u011b\u017en\u00e9 mechanick\u00e9 poruchy jednotliv\u00fdch sou\u010d\u00e1st\u00ed mostov\u00fdch je\u0159\u00e1b\u016f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"1-forged-hook\">1. Kovan\u00fd h\u00e1k<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/2Common-Overhead-Crane-Mechanical-Failures-Forged-Hook.jpg\" alt=\"\" class=\"wp-image-11525\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>P\u0159\u00edznak<\/th><th>P\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>Povrchov\u00e9 \u00fanavov\u00e9 trhliny na t\u011ble h\u00e1ku<\/td><td>P\u0159et\u00ed\u017een\u00ed, prodlou\u017een\u00e1 \u017eivotnost nebo vady materi\u00e1lu<\/td><td>Okam\u017eit\u011b vym\u011b\u0148te po zji\u0161t\u011bn\u00ed praskliny<\/td><\/tr><tr><td>Opot\u0159eben\u00ed p\u0159i rozev\u0159en\u00ed h\u00e1ku a kritick\u00e9m pr\u016f\u0159ezu<\/td><td>Dlouhodob\u00e9 p\u0159et\u00ed\u017een\u00ed a \u00fanava<\/td><td>Vym\u011b\u0148te, kdy\u017e opot\u0159eben\u00ed kritick\u00e9 sekce p\u0159ekro\u010d\u00ed 10%<\/td><\/tr><tr><td>Plastick\u00e1 deformace v oblasti otvoru nebo ohybu<\/td><td>Chronick\u00e9 p\u0159et\u00ed\u017een\u00ed, \u00fanava materi\u00e1lu<\/td><td>Okam\u017eit\u011b vym\u011b\u0148te \u2013 nepokou\u0161ejte se o narovn\u00e1n\u00ed<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-laminated-hook-plate-hook\">2. Laminovan\u00fd h\u00e1k (deskov\u00fd h\u00e1k)<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"535\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/3Common-Overhead-Crane-Mechanical-Failures-Laminated-Hook-Plate-Hook.jpg\" alt=\"\" class=\"wp-image-11526\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>P\u0159\u00edznak<\/th><th>P\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>Deformace h\u00e1ku<\/td><td>Dlouhodob\u00e9 p\u0159et\u00ed\u017een\u00ed; riziko zlomen\u00ed h\u00e1ku<\/td><td>Nahradit<\/td><\/tr><tr><td>Povrchov\u00e9 \u00fanavov\u00e9 trhliny<\/td><td>Prodlou\u017een\u00e1 \u017eivotnost nad r\u00e1mec projektovan\u00e9 \u017eivotnosti, p\u0159et\u00ed\u017een\u00ed<\/td><td>Nahradit<\/td><\/tr><tr><td>Opot\u0159eben\u00ed \u010depu p\u0159esahuje jmenovit\u00fd pr\u016fm\u011br 3%\u20135%<\/td><td>Norm\u00e1ln\u00ed opot\u0159eben\u00ed p\u0159i zat\u00ed\u017een\u00ed<\/td><td>Vym\u011b\u0148te kol\u00edk; riziko uvoln\u011bn\u00ed h\u00e1ku<\/td><\/tr><tr><td>Praskliny nebo ot\u0159epy na n\u00e1u\u0161nici<\/td><td>Koncentrace \u00fanavov\u00e9ho nap\u011bt\u00ed<\/td><td>Nahradit<\/td><\/tr><tr><td>Opot\u0159eben\u00ed pouzdra n\u00e1u\u0161nic dos\u00e1hlo p\u016fvodn\u00ed tlou\u0161\u0165ky 50%<\/td><td>Nerovnom\u011brn\u00e9 rozlo\u017een\u00ed zat\u00ed\u017een\u00ed<\/td><td>Nahradit<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-wire-rope\">3. Ocelov\u00e9 lano<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2448\" height=\"1848\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/4Common-Overhead-Crane-Mechanical-Failures-Wire-Rope.jpg\" alt=\"\" class=\"wp-image-11527\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/4Common-Overhead-Crane-Mechanical-Failures-Wire-Rope.jpg 2448w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/4Common-Overhead-Crane-Mechanical-Failures-Wire-Rope-1536x1160.jpg 1536w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/4Common-Overhead-Crane-Mechanical-Failures-Wire-Rope-2048x1546.jpg 2048w\" sizes=\"(max-width: 2448px) 100vw, 2448px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>P\u0159\u00edznak<\/th><th>P\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>P\u0159etr\u017een\u00e9 dr\u00e1ty, p\u0159etr\u017een\u00e9 prameny, zalomen\u00ed nebo viditeln\u00e9 opot\u0159eben\u00ed<\/td><td>\u00danava, od\u011br, nespr\u00e1vn\u00e9 nav\u00edjen\u00ed<\/td><td><strong>Okam\u017eit\u011b p\u0159esta\u0148te pou\u017e\u00edvat<\/strong> Zkontrolujte, zda nejsou prameny p\u0159etr\u017een\u00e9 nebo zalomen\u00e9. P\u0159etr\u017een\u00e9 dr\u00e1ty vym\u011b\u0148te dle krit\u00e9ri\u00ed pro vy\u0159azen\u00ed z provozu podle ASME B30.2. Zkontrolujte opot\u0159eben\u00ed a vym\u011b\u0148te, pokud je pr\u016fm\u011br pod toleranc\u00ed v\u00fdrobce.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Kl\u00ed\u010dov\u00e9 pravidlo: Jedin\u00fd p\u0159etr\u017een\u00fd pramen znamen\u00e1, \u017ee lano je hotov\u00e9. Netla\u010dte na n\u011bj.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"4-pulley-sheave\">4. Kladka (\u0159emenice)<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1200\" height=\"800\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/5Common-Overhead-Crane-Mechanical-Failures-Pulley-Sheave.png\" alt=\"\" class=\"wp-image-11528\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>P\u0159\u00edznak<\/th><th>P\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>Nerovnom\u011brn\u00e9 opot\u0159eben\u00ed dr\u00e1\u017eek<\/td><td>Nejednotn\u00fd materi\u00e1l, nespr\u00e1vn\u00e1 instalace, \u0161patn\u00fd kontakt lana s dr\u00e1\u017ekou<\/td><td>Vym\u011b\u0148te, kdy\u017e opot\u0159eben\u00ed st\u011bny dr\u00e1\u017eky dos\u00e1hne 101 TP1T p\u016fvodn\u00ed tlou\u0161\u0165ky nebo radi\u00e1ln\u00ed opot\u0159eben\u00ed dos\u00e1hne 251 TP1T pr\u016fm\u011bru lana.<\/td><\/tr><tr><td>Opot\u0159eben\u00ed h\u0159\u00eddele dosahuje jmenovit\u00e9ho pr\u016fm\u011bru 3%\u20135%<\/td><td>Norm\u00e1ln\u00ed opot\u0159eben\u00ed t\u0159en\u00edm<\/td><td>Vym\u011b\u0148te h\u0159\u00eddel<\/td><\/tr><tr><td>Kladka se neot\u00e1\u010d\u00ed<\/td><td>Zne\u010di\u0161t\u011bn\u00ed nebo nedostatek maz\u00e1n\u00ed na h\u0159\u00eddeli<\/td><td>Vy\u010dist\u011bte, zkontrolujte a znovu proma\u017ete<\/td><\/tr><tr><td>Kladka se nakl\u00e1n\u00ed nebo je uvoln\u011bn\u00e1<\/td><td>Uvoln\u011bn\u00fd dr\u017e\u00e1k h\u0159\u00eddele nebo lano p\u0159eskakuj\u00edc\u00ed dr\u00e1\u017eku<\/td><td>Kontrola a oprava uchycen\u00ed h\u0159\u00eddele<\/td><\/tr><tr><td>Praskliny nebo zlomen\u00e1 p\u0159\u00edruba<\/td><td>Po\u0161kozen\u00ed n\u00e1razem nebo \u00fanava materi\u00e1lu<\/td><td>Okam\u017eit\u011b vym\u011b\u0148te<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"5-drum\">5. Buben<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1920\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/6Common-Overhead-Crane-Mechanical-Failures-Drum-scaled.jpg\" alt=\"\" class=\"wp-image-11529\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/6Common-Overhead-Crane-Mechanical-Failures-Drum-scaled.jpg 2560w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/6Common-Overhead-Crane-Mechanical-Failures-Drum-1536x1152.jpg 1536w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/6Common-Overhead-Crane-Mechanical-Failures-Drum-2048x1536.jpg 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>P\u0159\u00edznak<\/th><th>P\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>\u00danavov\u00e9 trhliny na t\u011ble bubnu<\/td><td>Cyklick\u00e9 zat\u00ed\u017een\u00ed po p\u0159ekro\u010den\u00ed konstruk\u010dn\u00ed \u017eivotnosti; riziko prasknut\u00ed bubnu<\/td><td>Vym\u011b\u0148te buben<\/td><\/tr><tr><td>Opot\u0159eben\u00ed h\u0159\u00eddele bubnu nebo kl\u00ed\u010de<\/td><td>Trh\u00e1n\u00ed a cyklov\u00e1n\u00ed kroutic\u00edho momentu; riziko smyku h\u0159\u00eddele a poklesu zat\u00ed\u017een\u00ed<\/td><td>Okam\u017eit\u011b p\u0159esta\u0148te pou\u017e\u00edvat; zkontrolujte a vym\u011b\u0148te h\u0159\u00eddel\/kl\u00ednek<\/td><\/tr><tr><td>Opot\u0159eben\u00ed dr\u00e1\u017eky lana dosahuje 15%\u201320% p\u016fvodn\u00ed tlou\u0161\u0165ky st\u011bny nebo dr\u00e1\u017eky pro p\u0159eskakov\u00e1n\u00ed\/sk\u00e1k\u00e1n\u00ed po lan\u011b<\/td><td>Prodlou\u017een\u00e1 \u017eivotnost; oslaben\u00e1 struktura bubnu a chaotick\u00e9 nav\u00edjen\u00ed<\/td><td>Vym\u011b\u0148te buben<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"6-gear\">6. P\u0159evodovka<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1707\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/7Common-Overhead-Crane-Mechanical-Failures-Gear-scaled.jpg\" alt=\"\" class=\"wp-image-11530\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/7Common-Overhead-Crane-Mechanical-Failures-Gear-scaled.jpg 2560w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/7Common-Overhead-Crane-Mechanical-Failures-Gear-1536x1024.jpg 1536w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/7Common-Overhead-Crane-Mechanical-Failures-Gear-2048x1365.jpg 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>P\u0159\u00edznak<\/th><th>P\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>Zlomen\u00e9 zuby ozuben\u00e9ho kola<\/td><td>R\u00e1z a vibrace b\u011bhem provozu<\/td><td>Vym\u011b\u0148te p\u0159evodov\u00e9 stupn\u011b<\/td><\/tr><tr><td>Opot\u0159eben\u00ed zub\u016f dosahuje p\u016fvodn\u00ed tlou\u0161\u0165ky 15%\u201325%<\/td><td>Prodlou\u017een\u00fd servis, nespr\u00e1vn\u00e1 instalace; vibrace a abnorm\u00e1ln\u00ed hluk<\/td><td>Vym\u011b\u0148te p\u0159evodov\u00e9 stupn\u011b<\/td><\/tr><tr><td>Praskliny v ozuben\u00fdch kolech<\/td><td>\u00danava materi\u00e1lu nebo vada materi\u00e1lu<\/td><td>V\u00fdm\u011bna zvedac\u00edho mechanismu; oprava sv\u00e1r\u016f je mo\u017en\u00e1 u pojezdov\u00fdch mechanism\u016f<\/td><\/tr><tr><td>Selh\u00e1n\u00ed dr\u00e1\u017eky pro pero v d\u016fsledku \u201eot\u00e1\u010den\u00ed pera\u201c<\/td><td>Moment p\u0159et\u00ed\u017een\u00ed; riziko poklesu z\u00e1t\u011b\u017ee<\/td><td>V\u00fdm\u011bna zdvihac\u00edho mechanismu; p\u0159epracov\u00e1n\u00ed dr\u00e1\u017eky pro pojezdov\u00e9 mechanismy<\/td><\/tr><tr><td>Povrchov\u00e9 odlupov\u00e1n\u00ed pokr\u00fdv\u00e1 pracovn\u00ed plochu 30%+ nebo hloubka odlupov\u00e1n\u00ed dosahuje 10% tlou\u0161\u0165ky zubu; hloubka opot\u0159eben\u00ed cementovan\u00e9ho ozuben\u00e9ho kola p\u0159esahuje 80% hloubky pouzdra<\/td><td>Prodlou\u017een\u00fd servis, probl\u00e9my s kvalitou tepeln\u00e9ho zpracov\u00e1n\u00ed<\/td><td>Vym\u011b\u0148te. U vysokorychlostn\u00edch p\u0159evod\u016f v reduktorech s rychlost\u00ed na ose ozuben\u00ed &gt;8 m\/s vym\u011b\u0148ujte v p\u00e1rech.<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"7-drive-shaft\">7. Hnac\u00ed h\u0159\u00eddel<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>P\u0159\u00edznak<\/th><th>P\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>Trhliny<\/td><td>\u0160patn\u00e1 kvalita materi\u00e1lu nebo nespr\u00e1vn\u00e9 tepeln\u00e9 zpracov\u00e1n\u00ed<\/td><td>Nahradit<\/td><\/tr><tr><td>Ohyb h\u0159\u00eddele p\u0159esahuje 0,5 mm\/m<\/td><td>P\u0159et\u00ed\u017een\u00ed nebo nesouosost; zp\u016fsobuje opot\u0159eben\u00ed \u010dep\u016f, vibrace a h\u00e1zen\u00ed<\/td><td>Vym\u011bnit nebo narovnat<\/td><\/tr><tr><td>Po\u0161kozen\u00ed dr\u00e1\u017eky pro pero<\/td><td>P\u0159et\u00ed\u017een\u00ed to\u010div\u00e9ho momentu; neschopnost p\u0159en\u00e1\u0161et to\u010div\u00fd moment<\/td><td>V\u00fdm\u011bna za zvedac\u00ed mechanismus; oprava a op\u011btovn\u00e9 pou\u017eit\u00ed jsou p\u0159ijateln\u00e9 pro pojezdov\u00e9 mechanismy<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"8-running-wheel-travel-wheel\">8. Pojezdov\u00e9 kolo (Pojezdov\u00e9 kolo)<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1920\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/8Common-Overhead-Crane-Mechanical-Failures-Crane-Wheel-scaled.jpg\" alt=\"\" class=\"wp-image-11531\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/8Common-Overhead-Crane-Mechanical-Failures-Crane-Wheel-scaled.jpg 2560w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/8Common-Overhead-Crane-Mechanical-Failures-Crane-Wheel-1536x1152.jpg 1536w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/8Common-Overhead-Crane-Mechanical-Failures-Crane-Wheel-2048x1536.jpg 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>P\u0159\u00edznak<\/th><th>P\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>\u00danavov\u00e9 trhliny na b\u011bhounu, p\u00e1snici nebo n\u00e1boji<\/td><td>Cyklick\u00e9 nam\u00e1h\u00e1n\u00ed<\/td><td>Nahradit<\/td><\/tr><tr><td>Nerovnom\u011brn\u00e9 opot\u0159eben\u00ed dez\u00e9nu hnac\u00edch kol<\/td><td>Nespr\u00e1vn\u00e9 vyrovn\u00e1n\u00ed; zp\u016fsobuje zkosen\u00ed kolejnice, nakl\u00e1n\u011bn\u00ed je\u0159\u00e1bu a vibrace<\/td><td>Nahra\u010fte v p\u00e1rech<\/td><\/tr><tr><td>Opot\u0159eben\u00ed dez\u00e9nu dosahuje tlou\u0161\u0165ky r\u00e1fku 15%<\/td><td>Prodlou\u017een\u00e1 slu\u017eba<\/td><td>Nahradit<\/td><\/tr><tr><td>Opot\u0159eben\u00ed p\u0159\u00edruby dos\u00e1hlo p\u016fvodn\u00ed tlou\u0161\u0165ky 50%<\/td><td>\u0160ikm\u00e9 nakl\u00e1n\u011bn\u00ed je\u0159\u00e1bu a kontakt s kolejnic\u00ed; riziko vykolejen\u00ed<\/td><td>Nahradit<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"9-hydraulic-brake-component-level\">9. Hydraulick\u00e1 brzda (na \u00farovni komponent)<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1920\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/9Common-Overhead-Crane-Mechanical-Failures-Hydraulic-Brake-scaled.jpg\" alt=\"\" class=\"wp-image-11532\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/9Common-Overhead-Crane-Mechanical-Failures-Hydraulic-Brake-scaled.jpg 2560w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/9Common-Overhead-Crane-Mechanical-Failures-Hydraulic-Brake-1536x1152.jpg 1536w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/9Common-Overhead-Crane-Mechanical-Failures-Hydraulic-Brake-2048x1536.jpg 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>P\u0159\u00edznak<\/th><th>P\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>\u00danavov\u00e9 trhliny na t\u00e1hle<\/td><td>Cyklick\u00e9 zat\u00ed\u017een\u00ed; selh\u00e1n\u00ed brzdy<\/td><td>Nahradit<\/td><\/tr><tr><td>\u00danavov\u00e9 trhliny na pru\u017ein\u011b<\/td><td>\u00danava materi\u00e1lu; selh\u00e1n\u00ed brzd<\/td><td>Nahradit<\/td><\/tr><tr><td>Opot\u0159eben\u00ed \u010depu\/h\u0159\u00eddele dosahuje jmenovit\u00e9ho pr\u016fm\u011bru 3%\u20135%<\/td><td>Opot\u0159eben\u00ed; brzda nedr\u017e\u00ed<\/td><td>Nahradit<\/td><\/tr><tr><td>Opot\u0159eben\u00ed brzdov\u00e9ho bubnu dosahuje 1\u20132 mm, neboli 40%\u201350% p\u016fvodn\u00ed tlou\u0161\u0165ky r\u00e1fku<\/td><td>Opot\u0159eben\u00ed t\u0159en\u00edm; posun nebo prokluzov\u00e1n\u00ed z\u00e1t\u011b\u017ee<\/td><td>Povrch bubnu znovu opracovat a tepeln\u011b zpracovat; zajistit tlou\u0161\u0165ku po obr\u00e1b\u011bn\u00ed &gt;50% oproti origin\u00e1lu. U brzd kladkostroje: odpad p\u0159i opot\u0159eben\u00ed 3 mm nebo ztr\u00e1t\u011b tlou\u0161\u0165ky 40%.<\/td><\/tr><tr><td>Opot\u0159eben\u00ed brzdov\u00e9ho oblo\u017een\u00ed dos\u00e1hlo 2 mm<\/td><td>Norm\u00e1ln\u00ed opot\u0159eben\u00ed t\u0159en\u00edm; selh\u00e1n\u00ed brzd<\/td><td>Vym\u011b\u0148te t\u0159ec\u00ed oblo\u017een\u00ed<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"10-coupling\">10. Spojka<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"225\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/10Common-Overhead-Crane-Mechanical-Failures-Coupling.jpg\" alt=\"\" class=\"wp-image-11533\"\/><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>P\u0159\u00edznak<\/th><th>P\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>Trhliny v polovin\u011b t\u011blesa spojky<\/td><td>\u00danava; selh\u00e1n\u00ed spojky<\/td><td>Nahradit<\/td><\/tr><tr><td>Opot\u0159eben\u00ed spojovac\u00edho \u0161roubu nebo otvoru pro \u010dep<\/td><td>R\u00e1zy a vibrace b\u011bhem rozb\u011bhu\/zastaven\u00ed; st\u0159ih \u0161roub\u016f, riziko p\u00e1du b\u0159emene u zdvihac\u00edch za\u0159\u00edzen\u00ed<\/td><td>V\u00fdm\u011bna zvedac\u00edho mechanismu; oprava svar\u016f a p\u0159evrt\u00e1n\u00ed je mo\u017en\u00e9 u pojezdov\u00fdch mechanism\u016f.<\/td><\/tr><tr><td>Opot\u0159eben\u00ed nebo zlomen\u00ed zub\u016f ozuben\u00e9 spojky<\/td><td>Nedostatek maz\u00e1n\u00ed, n\u00e1ro\u010dn\u00e9 cykly, p\u0159ep\u00edn\u00e1n\u00ed z\u00e1str\u010dky<\/td><td>Pro zved\u00e1n\u00ed: vym\u011b\u0148te, kdy\u017e opot\u0159eben\u00ed zub\u016f dos\u00e1hne p\u016fvodn\u00ed tlou\u0161\u0165ky 151 TP1T. Pro pojezd: vym\u011b\u0148te p\u0159i opot\u0159eben\u00ed 301 TP1T.<\/td><\/tr><tr><td>Zdrcen\u00ed nebo deformace dr\u00e1\u017eky pro pero<\/td><td>P\u0159et\u00ed\u017een\u00ed; uvoln\u011bn\u00ed kl\u00ed\u010de, selh\u00e1n\u00ed p\u0159enosu kroutic\u00edho momentu<\/td><td>V\u00fdm\u011bna zvedac\u00edho mechanismu; oprava ostatn\u00edch<\/td><\/tr><tr><td>Opot\u0159eben\u00ed \u010depu, st\u0159i\u017en\u00e9ho \u010depu nebo pry\u017eov\u00e9ho prvku<\/td><td>R\u00e1zy a vibrace b\u011bhem startu\/zastaven\u00ed<\/td><td>Vym\u011b\u0148te opot\u0159ebovan\u00e9 sou\u010d\u00e1sti<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"part-2-common-overhead-crane-mechanical-failures-in-systems-and-assemblies\">\u010c\u00e1st 2: B\u011b\u017en\u00e9 mechanick\u00e9 poruchy syst\u00e9m\u016f a sestav mostov\u00fdch je\u0159\u00e1b\u016f<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"1-rolling-bearing\">1. Valiv\u00e9 lo\u017eisko<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>P\u0159\u00edznak<\/th><th>P\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>Nadm\u011brn\u00e1 teplota<\/td><td>Zne\u010di\u0161t\u011bn\u00e9 mazivo, nedostate\u010dn\u00e9 nebo nadm\u011brn\u00e9 mno\u017estv\u00ed oleje\/maziva<\/td><td>Vy\u010dist\u011bte ne\u010distoty, zkontrolujte hladinu maziva, v p\u0159\u00edpad\u011b pot\u0159eby vym\u011b\u0148te lo\u017eisko<\/td><\/tr><tr><td>Neobvykl\u00fd zvuk (nep\u0159etr\u017eit\u00fd tup\u00fd zvuk)<\/td><td>Zne\u010di\u0161t\u011bn\u00e9 lo\u017eisko<\/td><td>D\u016fkladn\u011b vy\u010dist\u011bte<\/td><\/tr><tr><td>Kovov\u00fd sk\u0159\u00edpav\u00fd zvuk<\/td><td>Nedostatek maz\u00e1n\u00ed<\/td><td>Domazat<\/td><\/tr><tr><td>Hluk z pilov\u00e1n\u00ed nebo n\u00e1razu<\/td><td>Po\u0161kozen\u00e1 klec nebo valiv\u00e1 t\u011blesa<\/td><td>Vym\u011b\u0148te lo\u017eisko<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-brake-system\">2. Brzdov\u00fd syst\u00e9m<\/h3>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-1-brake-fails-to-hold-load-drift\">2.1 Brzda nedr\u017e\u00ed (posun z\u00e1t\u011b\u017ee)<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Mo\u017en\u00e1 p\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>Zaseknut\u00fd pant p\u00e1ky<\/td><td>Odstra\u0148te ucp\u00e1n\u00ed a nama\u017ete<\/td><\/tr><tr><td>Olej\/mazivo na brzdov\u00e9m bubnu nebo t\u0159ec\u00edm oblo\u017een\u00ed<\/td><td>\u010ci\u0161t\u011bn\u00ed rozpou\u0161t\u011bdlem (petrolejem)<\/td><\/tr><tr><td>Nedostate\u010dn\u00fd zdvih j\u00e1dra elektromagnetu<\/td><td>Se\u0159\u00edzen\u00ed brzdov\u00e9 p\u00e1ky<\/td><\/tr><tr><td>Siln\u00e9 opot\u0159eben\u00ed brzdov\u00e9ho bubnu nebo oblo\u017een\u00ed<\/td><td>Vym\u011b\u0148te t\u0159ec\u00ed oblo\u017een\u00ed; strojn\u00ed \u010di\u0161t\u011bn\u00ed nebo vym\u011b\u0148te buben<\/td><\/tr><tr><td>Uvoln\u011bn\u00e1 nebo po\u0161kozen\u00e1 hlavn\u00ed pru\u017eina<\/td><td>Vym\u011b\u0148te a znovu napn\u011bte<\/td><\/tr><tr><td>Uvoln\u011bn\u00e1 pojistn\u00e1 matice nebo t\u00e1hlo<\/td><td>Ut\u00e1hn\u011bte pojistnou matici<\/td><\/tr><tr><td>Ob\u011b\u017en\u00e9 kolo hydraulick\u00e9ho pohonu se neot\u00e1\u010d\u00ed spr\u00e1vn\u011b<\/td><td>Zkontrolujte mechanismus pohonu a elektrick\u00fd obvod<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-2-brake-wont-release\">2.2 Brzda se neuvol\u0148uje<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Mo\u017en\u00e1 p\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>Sp\u00e1len\u00e1 c\u00edvka elektromagnetu<\/td><td>Vym\u011b\u0148te c\u00edvku<\/td><\/tr><tr><td>P\u0159eru\u0161en\u00fd vodi\u010d k elektromagnetu<\/td><td>Oprava p\u0159ipojen\u00ed<\/td><\/tr><tr><td>T\u0159ec\u00ed oblo\u017een\u00ed p\u0159ilepen\u00e9 k brzdov\u00e9mu bubnu<\/td><td>\u010cist\u011bte petrolejem<\/td><\/tr><tr><td>Zaseknut\u00fd pant<\/td><td>Odstra\u0148te ucp\u00e1n\u00ed a nama\u017ete<\/td><\/tr><tr><td>P\u0159\u00edli\u0161 vysok\u00e1 s\u00edla hlavn\u00ed pru\u017einy nebo p\u0159\u00edli\u0161 t\u011b\u017ek\u00e9 protiz\u00e1va\u017e\u00ed<\/td><td>Nastaven\u00ed nap\u011bt\u00ed pru\u017einy<\/td><\/tr><tr><td>Ohnut\u00e1 brzdov\u00e1 ty\u010d (hydraulick\u00fd typ)<\/td><td>Narovnejte nebo vym\u011b\u0148te tla\u010dnou ty\u010d<\/td><\/tr><tr><td>Nespr\u00e1vn\u00e1 hydraulick\u00e1 kapalina<\/td><td>Vym\u011b\u0148te za kapalinu ur\u010denou pro provozn\u00ed teplotu okol\u00ed<\/td><\/tr><tr><td>Zaseknut\u00e9 ob\u011b\u017en\u00e9 kolo<\/td><td>Se\u0159i\u010fte mechanismus pohonu, zkontrolujte elektrick\u00fd obvod<\/td><\/tr><tr><td>Nap\u00e1jec\u00ed nap\u011bt\u00ed pod 85% jmenovit\u00e9ho \u2013 nedostate\u010dn\u00e1 elektromagnetick\u00e1 p\u0159ita\u017elivost<\/td><td>Identifikace a \u0159e\u0161en\u00ed poklesu nap\u011bt\u00ed<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-3-brake-overheating-burning-smell-rapid-lining-wear\">2.3 P\u0159eh\u0159\u00edv\u00e1n\u00ed brzd \u2013 z\u00e1pach sp\u00e1leniny, rychl\u00e9 opot\u0159eben\u00ed brzdov\u00e9ho oblo\u017een\u00ed<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Mo\u017en\u00e1 p\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>Brzdov\u00e9 \u010delisti se po uvoln\u011bn\u00ed zcela neodpoj\u00ed od bubnu \u2013 zbytkov\u00e9 t\u0159en\u00ed<\/td><td>Nastaven\u00ed v\u016fle<\/td><\/tr><tr><td>Nerovnom\u011brn\u00e1 nebo p\u0159\u00edli\u0161 mal\u00e1 mezera mezi patkami a bubnem<\/td><td>Rovnom\u011brn\u011b upravte ob\u011b strany<\/td><\/tr><tr><td>Po\u0161kozen\u00e1 nebo ohnut\u00e1 pomocn\u00e1 pru\u017eina (brzda s kr\u00e1tk\u00fdm zdvihem)<\/td><td>Vym\u011b\u0148te nebo opravte pomocnou pru\u017einu<\/td><\/tr><tr><td>Drsn\u00fd pracovn\u00ed povrch brzdov\u00e9ho bubnu<\/td><td>Opracov\u00e1n\u00ed povrchu bubnu dle specifikace<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-4-brake-drifts-out-of-adjustment-unstable-braking-torque\">2.4 Brzda se vychyluje z nastaven\u00ed \u2013 nestabiln\u00ed brzdn\u00fd moment<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Mo\u017en\u00e1 p\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>Se\u0159izovac\u00ed matice a pojistn\u00e1 matice nejsou uta\u017een\u00e9<\/td><td>Ut\u00e1hn\u011bte ob\u011b matice<\/td><\/tr><tr><td>Po\u0161kozen\u00e9 nit\u011b<\/td><td>Vym\u011b\u0148te z\u00e1vitov\u00e9 komponenty<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-5-electromagnet-overheating-or-humming\">2.5 P\u0159eh\u0159\u00e1t\u00ed nebo hu\u010den\u00ed elektromagnetu<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Mo\u017en\u00e1 p\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>P\u0159\u00edli\u0161 vysok\u00e1 s\u00edla hlavn\u00ed pru\u017einy<\/td><td>Upravte na vhodnou hodnotu<\/td><\/tr><tr><td>P\u00e1kov\u00fd syst\u00e9m se zasekl<\/td><td>Odstra\u0148te p\u0159\u00ed\u010dinu zaseknut\u00ed, nama\u017ete<\/td><\/tr><tr><td>Nespr\u00e1vn\u00e9 zarovn\u00e1n\u00ed dosedac\u00edch ploch kotvy a j\u00e1dra<\/td><td>\u0160kr\u00e1bn\u011bte dosedac\u00ed plochu rovn\u011b<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"3-reducer-gearbox\">3. Reduktor (p\u0159evodovka)<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1707\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/11Common-Overhead-Crane-Mechanical-Failures-Reducer-Gearbox-scaled.jpg\" alt=\"\" class=\"wp-image-11534\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/11Common-Overhead-Crane-Mechanical-Failures-Reducer-Gearbox-scaled.jpg 2560w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/11Common-Overhead-Crane-Mechanical-Failures-Reducer-Gearbox-1536x1024.jpg 1536w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/11Common-Overhead-Crane-Mechanical-Failures-Reducer-Gearbox-2048x1365.jpg 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>P\u0159\u00edznak<\/th><th>P\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>Periodick\u00e9 chv\u011bn\u00ed ozuben\u00fdch kol, zejm\u00e9na u hnan\u00e9ho ozuben\u00e9ho kola<\/td><td>Nadm\u011brn\u00e1 chyba stoup\u00e1n\u00ed, v\u016fle mimo toleranci<\/td><td>Oprava a op\u011btovn\u00e1 instalace<\/td><\/tr><tr><td>Siln\u00fd kovov\u00fd t\u0159ec\u00ed zvuk, vibrace reduktoru, drn\u010den\u00ed sk\u0159\u00edn\u011b<\/td><td>P\u0159\u00edli\u0161 mal\u00e1 v\u016fle v ozuben\u00fdch kolech, h\u0159\u00eddele nejsou rovnob\u011b\u017en\u00e9, ostr\u00e9 \u0161pi\u010dky zub\u016f; nerovn\u00e1 pracovn\u00ed plocha ozuben\u00e9ho kola<\/td><td>Oprava a op\u011btovn\u00e1 instalace<\/td><\/tr><tr><td>Nerovnom\u011brn\u00e9 klep\u00e1n\u00ed b\u011bhem z\u00e1b\u011bru, vibrace pouzdra<\/td><td>Povrchov\u00e1 vada zubu; kontakt pouze na rohu zubu, nikoli po cel\u00e9 \u0161\u00ed\u0159ce obli\u010deje<\/td><td>Vym\u011b\u0148te p\u0159evodov\u00e9 stupn\u011b<\/td><\/tr><tr><td>P\u0159eh\u0159\u00edv\u00e1n\u00ed sk\u0159\u00edn\u011b, zejm\u00e9na v oblasti lo\u017eiskov\u00fdch \u00falo\u017en\u00fdch m\u00edst<\/td><td>Selh\u00e1n\u00ed lo\u017eiska; zad\u0159en\u00ed \u010depu h\u0159\u00eddele; opot\u0159eben\u00ed ozuben\u00e9ho kola; nedostatek maziva<\/td><td>Vym\u011b\u0148te lo\u017eisko, zkontrolujte h\u0159\u00eddel a ozuben\u00e1 kola<\/td><\/tr><tr><td>\u00danik oleje na roz\u0161t\u011bpen\u00e9 plo\u0161e<\/td><td>Selh\u00e1n\u00ed t\u011bsn\u011bn\u00ed; deformace pouzdra; nerovnom\u011brn\u00e1 praskl\u00e1 plocha; uvoln\u011bn\u00e9 spojovac\u00ed \u0161rouby<\/td><td>Vym\u011b\u0148te t\u011bsn\u011bn\u00ed; zkontrolujte d\u011blenou plochu \u2013 v p\u0159\u00edpad\u011b siln\u00e9 deformace vym\u011b\u0148te t\u011bleso; se\u0161kr\u00e1bn\u011bte d\u011blenou plochu do roviny; vy\u010dist\u011bte dr\u00e1\u017eky pro odvod oleje a ut\u00e1hn\u011bte \u0161rouby<\/td><\/tr><tr><td>Vibra\u010dn\u00ed reduktor na z\u00e1kladn\u011b<\/td><td>Uvoln\u011bn\u00e9 kotevn\u00ed \u0161rouby; \u0161patn\u011b vyrovnan\u00e9 spoje h\u0159\u00eddel\u00ed; nedostate\u010dn\u00e1 tuhost z\u00e1kladny<\/td><td>Ut\u00e1hnout kotevn\u00ed \u0161rouby; znovu vyrovnat h\u0159\u00eddele; vyztu\u017eit z\u00e1kladnu<\/td><\/tr><tr><td>Celkov\u00e9 p\u0159eh\u0159\u00e1t\u00ed reduktoru<\/td><td>Nadm\u011brn\u00e9 mazivo<\/td><td>Upravte hladinu oleje dle specifikace<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"4-sliding-bearing-plain-bearing\">4. Kluzn\u00e9 lo\u017eisko (kluzn\u00e9 lo\u017eisko)<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>P\u0159\u00edznak<\/th><th>P\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>Nadm\u011brn\u00e9 p\u0159eh\u0159\u00e1t\u00ed<\/td><td>Lo\u017eisko je \u0161patn\u011b vyrovnan\u00e9 nebo p\u0159\u00edli\u0161 uta\u017een\u00e9; nespr\u00e1vn\u00e1 v\u016fle; nedostate\u010dn\u00e9 nebo nekvalitn\u00ed mazivo<\/td><td>Opravte nesouosost a uta\u017een\u00ed; upravte v\u016fli; dopl\u0148te mazivo; vym\u011b\u0148te za kvalifikovan\u00e9 mazivo<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"5-crane-bridge-traveling-mechanism\">5. Mechanismus pojezdu je\u0159\u00e1bov\u00e9ho mostu<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1920\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/12Common-Overhead-Crane-Mechanical-Failures-Crane-Bridge-Traveling-Mechanism-scaled.jpg\" alt=\"\" class=\"wp-image-11535\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/12Common-Overhead-Crane-Mechanical-Failures-Crane-Bridge-Traveling-Mechanism-scaled.jpg 2560w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/12Common-Overhead-Crane-Mechanical-Failures-Crane-Bridge-Traveling-Mechanism-1536x1152.jpg 1536w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/12Common-Overhead-Crane-Mechanical-Failures-Crane-Bridge-Traveling-Mechanism-2048x1536.jpg 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>P\u0159\u00edznak<\/th><th>P\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>Zkosen\u00ed mostu, \u0161kr\u00e1b\u00e1n\u00ed o stranu kolejnice (krab\u00e1n\u00ed)<\/td><td>Nesoulad pr\u016fm\u011bru hnac\u00edho kola mezi dv\u011bma stranami<\/td><td>Zm\u011b\u0159te, opracujte nebo vym\u011b\u0148te kola<\/td><\/tr><tr><td><\/td><td>Ne v\u0161echna hnac\u00ed kola jsou v pln\u00e9m kontaktu s kolejnic\u00ed<\/td><td>Um\u00edst\u011bte nalo\u017een\u00fd voz\u00edk na zaost\u00e1vaj\u00edc\u00ed konec; pokud se most narovn\u00e1, toto hnac\u00ed kolo nem\u00e1 dostate\u010dn\u00fd kontakt \u2013 zv\u011bt\u0161ete pr\u016fm\u011br kola na t\u00e9to stran\u011b<\/td><\/tr><tr><td><\/td><td>Nesouosost osy hnac\u00edho kola<\/td><td>Zkontrolujte a opravte zarovn\u00e1n\u00ed os<\/td><\/tr><tr><td><\/td><td>Struktur\u00e1ln\u00ed deformace mostu<\/td><td>Narovnejte strukturu<\/td><\/tr><tr><td><\/td><td>\u0160patn\u00e1 kvalita instalace kolejnic<\/td><td>Upravte li\u0161tu tak, aby spl\u0148ovala instala\u010dn\u00ed specifikace<\/td><\/tr><tr><td><\/td><td>Olej nebo led na povrchu kolejnice<\/td><td>Odstran\u011bn\u00ed oleje\/ledu z kolejnic<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"6-trolley-traveling-mechanism\">6. Mechanismus pojezdu voz\u00edku<\/h3>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"2560\" height=\"1920\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/13Common-Overhead-Crane-Mechanical-Failures-Trolley-Traveling-Mechanism-scaled.jpg\" alt=\"\" class=\"wp-image-11536\" srcset=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/13Common-Overhead-Crane-Mechanical-Failures-Trolley-Traveling-Mechanism-scaled.jpg 2560w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/13Common-Overhead-Crane-Mechanical-Failures-Trolley-Traveling-Mechanism-1536x1152.jpg 1536w, https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/13Common-Overhead-Crane-Mechanical-Failures-Trolley-Traveling-Mechanism-2048x1536.jpg 2048w\" sizes=\"(max-width: 2560px) 100vw, 2560px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>P\u0159\u00edznak<\/th><th>P\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>Prokluzov\u00e1n\u00ed kol<\/td><td>Olej na povrchu kolejnice; nerovnom\u011brn\u00e9 zat\u00ed\u017een\u00ed kol; nadm\u011brn\u00fd v\u00fd\u0161kov\u00fd rozd\u00edl mezi dv\u011bma kolejnicemi ve stejn\u00e9m pr\u016f\u0159ezu; p\u0159\u00edli\u0161 agresivn\u00ed zrychlov\u00e1n\u00ed\/brzd\u011bn\u00ed<\/td><td>Vy\u010dist\u011bte kolejnice; upravte zat\u00ed\u017een\u00ed kol; upravte v\u00fd\u0161ku kolejnice dle specifikace; zm\u011bk\u010dete rozjezd (zva\u017ete motor s vinut\u00fdm rotorem)<\/td><\/tr><tr><td>Voz\u00edk po t\u0159ech kolech (\u201et\u0159\u00ednoh\u00fd\u201c)<\/td><td>Nadm\u011brn\u00e1 odchylka pr\u016fm\u011bru kola; nespr\u00e1vn\u00e1 instalace; deformace r\u00e1mu voz\u00edku<\/td><td>Opracujte kola podle v\u00fdkresov\u00e9 tolerance; znovu se\u0159i\u010fte dle specifikace; narovnejte r\u00e1m<\/td><\/tr><tr><td>Kroucen\u00ed t\u011bla p\u0159i startu<\/td><td>Nerovnom\u011brn\u00e9 zat\u00ed\u017een\u00ed kol voz\u00edku nebo zav\u011b\u0161en\u00ed jednoho hnac\u00edho kola; zkosen\u00ed kolejnice<\/td><td>Oprava stavu t\u0159\u00ed nohou; vy\u0159e\u0161en\u00ed probl\u00e9mu s klouz\u00e1n\u00edm po kolejnic\u00edch<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"7-wire-rope-pulley-system\">7. Syst\u00e9m ocelov\u00fdch lan a kladek<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>P\u0159\u00edznak<\/th><th>P\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>Ocelov\u00e9 lano se rychle opot\u0159ebov\u00e1v\u00e1 nebo \u010dasto trh\u00e1<\/td><td>P\u0159\u00edli\u0161 mal\u00fd pr\u016fm\u011br kladky\/bubnu; velikost dr\u00e1\u017eky bubnu neodpov\u00edd\u00e1 pr\u016fm\u011bru lana; p\u0159\u00edtomnost ne\u010distot, nedostatek maz\u00e1n\u00ed; nespr\u00e1vn\u011b nainstalovan\u00e1 \u00faderov\u00e1 deska koncov\u00e9ho sp\u00edna\u010de kladkostroje, kter\u00e1 t\u0159e lano; drsn\u00fd nebo vadn\u00fd povrch dr\u00e1\u017eky nebo p\u0159\u00edruby<\/td><td>Vym\u011b\u0148te za pru\u017en\u011bj\u0161\u00ed lano nebo zv\u011bt\u0161ete pr\u016fm\u011br kladky\/bubnu; vym\u011b\u0148te za ten\u010d\u00ed lano se stejnou nosnost\u00ed nebo vym\u011b\u0148te kladku\/buben; vy\u010dist\u011bte a proma\u017ete; se\u0159i\u010fte \u00faderovou desku<\/td><\/tr><tr><td>Jednotliv\u00e1 kladka se neot\u00e1\u010d\u00ed<\/td><td>Lo\u017eisko postr\u00e1d\u00e1 olej, je zne\u010di\u0161t\u011bn\u00e9 nebo zreziv\u011bl\u00e9<\/td><td>Proma\u017ete a vy\u010dist\u011bte<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"8-rail-clamp\">8. Svorka kolejnice<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>P\u0159\u00edznak<\/th><th>P\u0159\u00ed\u010dina<\/th><th>N\u00e1pravn\u00e1 opat\u0159en\u00ed<\/th><\/tr><\/thead><tbody><tr><td>Nedostate\u010dn\u00e1 up\u00ednac\u00ed s\u00edla, neuchop\u00ed kolejnici<\/td><td>Zaseknut\u00fd oto\u010dn\u00fd z\u00e1v\u011bs, \u0161patn\u00e9 maz\u00e1n\u00ed; opot\u0159ebovan\u00fd brzdov\u00fd p\u00e1s (\u010delist), v\u00fdrazn\u011b sn\u00ed\u017een\u00fd up\u00ednac\u00ed moment<\/td><td>Vy\u010dist\u011bte a proma\u017ete pant; vym\u011b\u0148te opot\u0159ebovan\u00e9 sou\u010d\u00e1sti<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"how-to-prevent-common-overhead-crane-mechanical-failures\">Jak p\u0159edch\u00e1zet b\u011b\u017en\u00fdm mechanick\u00fdm poruch\u00e1m mostov\u00fdch je\u0159\u00e1b\u016f<\/h2>\n\n\n\n<p>Prevence b\u011b\u017en\u00fdch mechanick\u00fdch poruch mostov\u00fdch je\u0159\u00e1b\u016f je mnohem n\u00e1kladov\u011b efektivn\u011bj\u0161\u00ed ne\u017e havarijn\u00ed opravy nebo neo\u010dek\u00e1van\u00e9 prostoje ve v\u00fdrob\u011b. V\u011bt\u0161ina mechanick\u00fdch probl\u00e9m\u016f je\u0159\u00e1b\u016f se vyv\u00edj\u00ed postupn\u011b a lze je v\u010das identifikovat pomoc\u00ed inspekc\u00ed a preventivn\u00ed \u00fadr\u017eby.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Pravideln\u011b kontrolujte h\u00e1ky a ocelov\u00e1 lana<\/h3>\n\n\n\n<p>Rutinn\u00ed kontroly by se m\u011bly zam\u011b\u0159it na deformaci h\u00e1ku, \u00fanavov\u00e9 trhliny, zlomen\u00e9 prameny ocelov\u00e9ho lana, zalomen\u00ed a abnorm\u00e1ln\u00ed opot\u0159eben\u00ed. V\u010dasn\u00e9 odhalen\u00ed zabra\u0148uje n\u00e1hl\u00fdm selh\u00e1n\u00edm p\u0159i zved\u00e1n\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Udr\u017eujte spr\u00e1vn\u00e9 maz\u00e1n\u00ed<\/h3>\n\n\n\n<p>\u0160patn\u00e9 maz\u00e1n\u00ed je hlavn\u00ed p\u0159\u00ed\u010dinou selh\u00e1n\u00ed p\u0159evodovky je\u0159\u00e1bu, p\u0159eh\u0159\u00e1t\u00ed lo\u017eisek a opot\u0159eben\u00ed spojky. Reduktory, lo\u017eiska, \u0159emenice a sestavy kol by m\u011bly dodr\u017eovat pl\u00e1novan\u00fd program maz\u00e1n\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Sledov\u00e1n\u00ed v\u00fdkonu brzd<\/h3>\n\n\n\n<p><strong>Selh\u00e1n\u00ed brzdy mostov\u00e9ho je\u0159\u00e1bu<\/strong> m\u016f\u017ee v\u00e9st k posunu z\u00e1t\u011b\u017ee a nebezpe\u010dn\u00e9mu provozu. Opot\u0159eben\u00ed brzdov\u00e9ho oblo\u017een\u00ed, stav pru\u017ein a kvalita povrchu bubnu by m\u011bly b\u00fdt pravideln\u011b kontrolov\u00e1ny.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Kontrola geometrie kol a kolejnic<\/h3>\n\n\n\n<p>Nespr\u00e1vn\u011b se\u0159\u00edzen\u00e1 kola a kolejnice urychluj\u00ed opot\u0159eben\u00ed b\u011bhounu, po\u0161kozen\u00ed p\u0159\u00edrub a probl\u00e9my s nakl\u00e1n\u011bn\u00edm je\u0159\u00e1bu. Spr\u00e1vn\u00e9 se\u0159\u00edzen\u00ed sni\u017euje vibrace a mechanick\u00e9 nam\u00e1h\u00e1n\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u0158e\u0161te mal\u00e9 p\u0159\u00edznaky v\u010das<\/h3>\n\n\n\n<p>Neobvykl\u00fd hluk, vibrace, p\u0159eh\u0159\u00edv\u00e1n\u00ed nebo nerovnosti v pojezdu jsou \u010dasto \u010dasn\u00fdmi ukazateli mechanick\u00fdch poruch mostov\u00e9ho je\u0159\u00e1bu. Mal\u00e9 opravy proveden\u00e9 v\u010das mohou zabr\u00e1nit v\u00fdm\u011bn\u011b v\u011bt\u0161\u00edch sou\u010d\u00e1st\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"replace-vs-repair-crane-component-decision-guide\">V\u00fdm\u011bna vs. oprava: Pr\u016fvodce rozhodov\u00e1n\u00edm o komponent\u00e1ch je\u0159\u00e1bu<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Sc\u00e9n\u00e1\u0159<\/th><th>Akce<\/th><\/tr><\/thead><tbody><tr><td>Jak\u00e1koli sou\u010d\u00e1st na <strong>zvedac\u00ed mechanismus<\/strong> s prasklinami, selh\u00e1n\u00edm dr\u00e1\u017eky pro pero nebo nadm\u011brn\u00fdm opot\u0159eben\u00edm<\/td><td><strong>Nahradit<\/strong> \u2014 \u017e\u00e1dn\u00e1 oprava<\/td><\/tr><tr><td>P\u0159evodovka pojezdov\u00e9ho mechanismu s drobn\u00fdmi prasklinami nebo po\u0161kozen\u00edm dr\u00e1\u017eky pro pero<\/td><td>Oprava p\u0159ijateln\u00e1 po technick\u00e9m posouzen\u00ed<\/td><\/tr><tr><td>Brzdov\u00e9 bubny s opot\u0159eben\u00edm povrchu v mez\u00edch<\/td><td>Znovu opracujte a pot\u00e9 ov\u011b\u0159te zb\u00fdvaj\u00edc\u00ed tlou\u0161\u0165ku \u2265 50% origin\u00e1lu<\/td><\/tr><tr><td>Ocelov\u00e9 lano s p\u0159etr\u017een\u00fdm pramenem (prameny)<\/td><td><strong>Okam\u017eit\u011b vym\u011b\u0148te<\/strong> \u2014 neopraviteln\u00e9<\/td><\/tr><tr><td>Konstruk\u010dn\u00ed svary s trhlinami<\/td><td>Oprava svar\u016f kvalifikovan\u00fdm postupem; \u010d\u00e1ste\u010dn\u00e9 propa\u0159ovac\u00ed trhliny mohou vy\u017eadovat v\u00fdztu\u017enou desku<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"need-expert-support-for-common-overhead-crane-mechanical-failures\">Pot\u0159ebujete odbornou pomoc s b\u011b\u017en\u00fdmi mechanick\u00fdmi poruchami mostov\u00fdch je\u0159\u00e1b\u016f?<\/h2>\n\n\n\n<p>Ve spole\u010dnosti KUANGSHAN CRANE poskytujeme n\u00e1hradn\u00ed d\u00edly dle specifikac\u00ed OEM a \u00fadr\u017ebu pro mostov\u00e9 je\u0159\u00e1by, port\u00e1lov\u00e9 je\u0159\u00e1by a oto\u010dn\u00e9 je\u0159\u00e1by.<\/p>\n\n\n\n<p>Pokud se u v\u00e1s opakovan\u011b vyskytuj\u00ed b\u011b\u017en\u00e9 mechanick\u00e9 poruchy mostov\u00fdch je\u0159\u00e1b\u016f, n\u00e1\u0161 technick\u00fd t\u00fdm v\u00e1m m\u016f\u017ee pomoci diagnostikovat probl\u00e9my, doporu\u010dit n\u00e1hradn\u00ed d\u00edly a optimalizovat spolehlivost je\u0159\u00e1bu, aby se zkr\u00e1tily neo\u010dek\u00e1van\u00e9 prostoje.<\/p>","protected":false},"excerpt":{"rendered":"B\u011b\u017en\u00e9 mechanick\u00e9 poruchy mostov\u00fdch je\u0159\u00e1b\u016f jsou jednou z hlavn\u00edch p\u0159\u00ed\u010din prostoj\u016f ve v\u00fdrobn\u00edch z\u00e1vodech, skladech, ocel\u00e1rn\u00e1ch, p\u0159\u00edstavech a za\u0159\u00edzen\u00edch t\u011b\u017ek\u00e9ho pr\u016fmyslu. Probl\u00e9my, jako je po\u0161kozen\u00ed ocelov\u00fdch lan, selh\u00e1n\u00ed brzd, opot\u0159eben\u00ed kol, hluk p\u0159evodovky, deformace h\u00e1ku a p\u0159eh\u0159\u00e1t\u00ed lo\u017eisek, mohou rychle sn\u00ed\u017eit v\u00fdkon je\u0159\u00e1bu a vytvo\u0159it v\u00e1\u017en\u00e1 bezpe\u010dnostn\u00ed rizika. V\u00fdzvou je [\u2026]","protected":false},"featured_media":11524,"parent":0,"menu_order":0,"template":"single-SEO-Table.php","posts_category":[189],"posts_tag":[769],"acf":[],"_links":{"self":[{"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/xmxposts\/11522"}],"collection":[{"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/xmxposts"}],"about":[{"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/types\/posts"}],"version-history":[{"count":6,"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/xmxposts\/11522\/revisions"}],"predecessor-version":[{"id":11555,"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/xmxposts\/11522\/revisions\/11555"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/media\/11524"}],"wp:attachment":[{"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/media?parent=11522"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/posts_category?post=11522"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/posts_tag?post=11522"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}