{"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":"Common overhead crane mechanical failures are one of the leading causes of production downtime in manufacturing plants, warehouses, steel mills, ports, and heavy industrial facilities. Problems such as wire rope damage, brake failure, wheel wear, gearbox noise, hook deformation, and bearing overheating can quickly reduce crane performance and create serious safety risks. The challenge is [&hellip;]","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}]}}