{"id":11659,"date":"2026-06-10T08:32:07","date_gmt":"2026-06-10T08:32:07","guid":{"rendered":"https:\/\/www.kscranegroup.com\/?post_type=posts&#038;p=11659"},"modified":"2026-06-12T01:59:56","modified_gmt":"2026-06-12T01:59:56","slug":"crane-wind-protection-selection-guide","status":"publish","type":"posts","link":"https:\/\/www.kscranegroup.com\/cs\/posts\/crane-wind-protection-selection-guide\/","title":{"rendered":"Pr\u016fvodce v\u00fdb\u011brem syst\u00e9mu ochrany proti v\u011btru pro port\u00e1lov\u00e9 je\u0159\u00e1by: Jak konfigurovat komponenty odoln\u00e9 proti v\u011btru?"},"content":{"rendered":"<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1536\" height=\"1024\" src=\"https:\/\/www.kscranegroup.com\/wp-content\/uploads\/2026\/06\/cover-gantry-crane-wind-protection-selection-guide-1.png\" alt=\"\" class=\"wp-image-11668\"\/><\/figure>\n\n\n\n<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><p>Obsah<\/p><nav><ul><li><a href=\"#three-layers-of-protection-all-essential-wind-protection-is-not-a-single-rail-clamp\">T\u0159i vrstvy ochrany, v\u0161echny nezbytn\u00e9 \u2013 ochrana proti v\u011btru nen\u00ed jen o jedn\u00e9 kolejnicov\u00e9 svork\u011b<\/a><\/li><li><a href=\"#how-to-choose-a-rail-clamp-manual-electric-electro-hydraulic-spring-significant-cost-and-application-differences\">Jak vybrat kolejnicovou svorku? \u2013 Ru\u010dn\u00ed, elektrick\u00e1, elektrohydraulick\u00e1 pru\u017eina: V\u00fdznamn\u00e9 rozd\u00edly v n\u00e1kladech a pou\u017eit\u00ed<\/a><ul><li><a href=\"#manual-rail-clamp-cheap-but-gambles-on-people-wont-forget\">Ru\u010dn\u00ed svorka na kolejnice: Levn\u00e1, ale s\u00e1z\u00ed na to, \u017ee \u201elid\u00e9 nezapomenou\u201c<\/a><\/li><li><a href=\"#electric-rail-clamp-automatic-clamping-with-interlock-signal-suitable-for-frequent-movement\">Elektrick\u00e1 kolejnicov\u00e1 svorka: Automatick\u00e9 up\u00edn\u00e1n\u00ed s blokovac\u00edm sign\u00e1lem; Vhodn\u00e9 pro \u010dast\u00fd pohyb<\/a><\/li><li><a href=\"#electro-hydraulic-spring-rail-clamp-clamps-on-power-loss-essential-for-typhoon-zones\">Elektrohydraulick\u00e1 pru\u017einov\u00e1 svorka: Up\u00edn\u00e1 p\u0159i v\u00fdpadku nap\u00e1jen\u00ed; nezbytn\u00e1 pro z\u00f3ny s tajfunem<\/a><\/li><li><a href=\"#two-parameters-not-to-ignore-when-selecting-rail-clamps\">Dva parametry, kter\u00e9 byste nem\u011bli ignorovat p\u0159i v\u00fdb\u011bru kolejnicov\u00fdch sv\u011brek<\/a><\/li><\/ul><\/li><li><a href=\"#wheel-chocks-anchor-devices-and-wind-cables-when-should-you-use-these\">Kl\u00edny pod kola, kotevn\u00ed za\u0159\u00edzen\u00ed a v\u011btrn\u00e1 lana: Kdy byste je m\u011bli pou\u017e\u00edt?<\/a><ul><li><a href=\"#wheel-chocks-simplest-most-effective-backup\">Kl\u00edny pod kola: Nejjednodu\u0161\u0161\u00ed a nej\u00fa\u010dinn\u011bj\u0161\u00ed z\u00e1loha<\/a><\/li><li><a href=\"#anchor-device-the-real-way-to-lock-the-crane-during-typhoons\">Kotevn\u00ed za\u0159\u00edzen\u00ed: Skute\u010dn\u00fd zp\u016fsob, jak zablokovat je\u0159\u00e1b b\u011bhem tajfun\u016f<\/a><\/li><li><a href=\"#wind-cables-tie-down-your-crane-with-four-ropes\">V\u011btrn\u00e9 kabely: \u201eP\u0159iva\u017ete si je\u0159\u00e1b \u010dty\u0159mi lany\u201c<\/a><\/li><\/ul><\/li><li><a href=\"#what-should-you-configure-for-your-application-a-3-d-selection-framework\">Co byste m\u011bli nakonfigurovat pro svou aplikaci? \u2013 R\u00e1mec pro 3D v\u00fdb\u011br<\/a><ul><li><a href=\"#dimension-1-where-is-your-crane-installed\">Rozm\u011br 1: Kde je v\u00e1\u0161 je\u0159\u00e1b instalov\u00e1n?<\/a><\/li><li><a href=\"#dimension-2-how-often-does-the-crane-move-daily\">Dimenze 2: Jak \u010dasto se je\u0159\u00e1b denn\u011b pohybuje?<\/a><\/li><li><a href=\"#dimension-3-what-is-your-budget-structure\">Dimenze 3: Jak\u00e1 je va\u0161e rozpo\u010dtov\u00e1 struktura?<\/a><\/li><li><a href=\"#three-recommended-configuration-levels\">T\u0159i doporu\u010den\u00e9 \u00farovn\u011b konfigurace<\/a><\/li><\/ul><\/li><li><a href=\"#three-real-selection-failures-weve-seen\">T\u0159i skute\u010dn\u00e1 selh\u00e1n\u00ed v\u00fdb\u011bru, kter\u00e1 jsme vid\u011bli<\/a><ul><li><a href=\"#failure-1-port-gantry-crane-with-only-manual-rail-clamps\">Porucha 1: Port\u00e1lov\u00fd je\u0159\u00e1b pouze s ru\u010dn\u00edmi kolejnicov\u00fdmi svorkami<\/a><\/li><li><a href=\"#failure-2-beautiful-anchor-pits-never-used\">Selh\u00e1n\u00ed 2: Kr\u00e1sn\u00e9 kotevn\u00ed j\u00e1my, nikdy nepou\u017eit\u00e9<\/a><\/li><li><a href=\"#failure-3-wind-cables-attached-but-not-tensioned\">Porucha 3: Nav\u00edjec\u00ed lana p\u0159ipojena, ale nejsou napnuta<\/a><\/li><\/ul><\/li><li><a href=\"#for-export-projects-dont-forget-these-three-points-standards-are-not-universal\">Pro exportn\u00ed projekty: Nezapome\u0148te na tyto t\u0159i body \u2013 standardy nejsou univerz\u00e1ln\u00ed<\/a><\/li><li><a href=\"#frequently-asked-questions\">\u010casto kladen\u00e9 ot\u00e1zky<\/a><\/li><li><a href=\"#your-project-we-help-you-configure\">V\u00e1\u0161 projekt, my v\u00e1m pom\u016f\u017eeme s konfigurac\u00ed<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<p>P\u0159i jedn\u00e9 v\u00fdznamn\u00e9 nehod\u011b v p\u0159\u00edstavu byl 40tunov\u00fd port\u00e1lov\u00fd je\u0159\u00e1b n\u00e1hl\u00fdm poryvem v\u011btru str\u017een z konce kolej\u00ed, co\u017e zp\u016fsobilo p\u0159evr\u00e1cen\u00ed cel\u00e9ho stroje. Vy\u0161et\u0159ov\u00e1n\u00ed zjistilo, \u017ee kolejnicov\u00e1 svorka byla nainstalov\u00e1na, ale nikdo ji ten den neut\u00e1hl. V\u00edtr foukal p\u0159\u00edli\u0161 rychle a absence spolehliv\u00e9ho syst\u00e9mu ochrany port\u00e1lov\u00e9ho je\u0159\u00e1bu p\u0159ed v\u011btrem zp\u016fsobila, \u017ee je\u0159\u00e1b nem\u011bl druhou obrannou linii.<\/p>\n\n\n\n<p>Ten port\u00e1lov\u00fd je\u0159\u00e1b st\u00e1l nejen samotn\u00e9 za\u0159\u00edzen\u00ed, ale tak\u00e9 t\u0159i m\u011bs\u00edce ztr\u00e1t zp\u016fsoben\u00fdch odst\u00e1vkou doku.<\/p>\n\n\n\n<p>N\u00e1\u0161 t\u00fdm se zab\u00fdval mnoha projekty port\u00e1lov\u00fdch je\u0159\u00e1b\u016f pro p\u0159\u00edstavy a otev\u0159en\u00e9 dvory. Up\u0159\u00edmn\u011b \u0159e\u010deno, kdy\u017e se diskutuje o konfigurac\u00edch ochrany proti v\u011btru, reakce klient\u016f jsou polarizovan\u00e9: bu\u010f si mysl\u00ed \u201esta\u010d\u00ed nainstalovat kolejnicovou svorku\u201c, nebo se po nehod\u011b ptaj\u00ed \u201eco m\u016f\u017eete ud\u011blat, abyste zaru\u010dili, \u017ee nedojde k \u017e\u00e1dn\u00e9 poru\u0161e?\u201c.<\/p>\n\n\n\n<p>Tento \u010dl\u00e1nek vysv\u011btluje ochranu port\u00e1lov\u00e9ho je\u0159\u00e1bu p\u0159ed v\u011btrem od za\u010d\u00e1tku do konce \u2013 ne proto, abyste zaplnili prostor, ale abyste m\u011bli jasnou p\u0159edstavu o tom, co u sv\u00e9ho projektu konfigurovat a na \u010dem ne\u0161et\u0159it.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"three-layers-of-protection-all-essential-wind-protection-is-not-a-single-rail-clamp\">T\u0159i vrstvy ochrany, v\u0161echny nezbytn\u00e9 \u2013 ochrana proti v\u011btru nen\u00ed jen o jedn\u00e9 kolejnicov\u00e9 svork\u011b<\/h2>\n\n\n\n<p>Mnoho klient\u016f, kdy\u017e se poprv\u00e9 ptaj\u00ed na ochranu proti v\u011btru, \u0159\u00edk\u00e1: \u201eDejte mi jen svorku na kolejnice.\u201c<\/p>\n\n\n\n<p>Toto pochopen\u00ed je nedostate\u010dn\u00e9. Ochrana port\u00e1lov\u00e9ho je\u0159\u00e1bu p\u0159ed v\u011btrem je postupn\u011b vrstven\u00fd syst\u00e9m, kter\u00fd si nedok\u00e1\u017ee poradit s jedin\u00fdm za\u0159\u00edzen\u00edm.<\/p>\n\n\n\n<p>Ochranu proti v\u011btru d\u011bl\u00edme do t\u0159\u00ed vrstev:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Vrstva<\/th><th>Za\u0159\u00edzen\u00ed<\/th><th>Aktivace<\/th><th>\u00darove\u0148 v\u011btru (max.)<\/th><th>\u00da\u010del<\/th><\/tr><\/thead><tbody><tr><td>1: Denn\u00ed brzd\u011bn\u00ed<\/td><td>Brzda pojezdov\u00e9ho mechanismu<\/td><td>Automatick\u00e9 (zastaven\u00ed = brzda)<\/td><td>\u2264 \u00darove\u0148 6 (~13,8 m\/s)<\/td><td>Parkovac\u00ed brzda za norm\u00e1ln\u00edch provozn\u00edch podm\u00ednek<\/td><\/tr><tr><td>2: Kr\u00e1tkodob\u00e1 protiskluzov\u00e1 \u00faprava<\/td><td>Kolejnicov\u00e1 svorka \/ kl\u00edn pro kola<\/td><td>Manu\u00e1ln\u00ed nebo automatick\u00e1<\/td><td>\u00darove\u0148 6\u20138 (~20 m\/s)<\/td><td>Kr\u00e1tkodob\u00e1 ochrana proti v\u011btru, kdy\u017e se nepracuje; zabra\u0148uje posunu kolejnic<\/td><\/tr><tr><td>3: Extr\u00e9mn\u00ed ukotven\u00ed<\/td><td>Kotevn\u00ed za\u0159\u00edzen\u00ed \/ Zav\u011b\u0161ovac\u00ed kabel<\/td><td>Manu\u00e1ln\u00ed (aktivuje se po p\u0159edpov\u011bdi)<\/td><td>\u2265 \u00darove\u0148 11 (~28,5 m\/s)<\/td><td>Zabra\u0148uje klouz\u00e1n\u00ed a p\u0159evr\u00e1cen\u00ed b\u011bhem p\u0159edpov\u011bdi tajfunu\/bou\u0159e<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p>Tyto t\u0159i vrstvy <strong>stoh<\/strong>; vz\u00e1jemn\u011b se nenahrazuj\u00ed. Analogie: Vrstva 1 je ru\u010dn\u00ed brzda, vrstva 2 jsou kl\u00edny pod kola, vrstva 3 jsou zemn\u00ed kotvy blokuj\u00edc\u00ed v\u0161echna \u010dty\u0159i kola. Ne\u0159ekli byste: \u201eM\u00e1m zemn\u00ed kotvy, tak\u017ee ru\u010dn\u00ed brzdu nepot\u0159ebuji\u201c \u2013 proto\u017ee zemn\u00ed kotvy nenastavujete poka\u017ed\u00e9, kdy\u017e parkujete.<\/p>\n\n\n\n<p>Po pochopen\u00ed tohoto r\u00e1mce se poj\u010fme pod\u00edvat na konkr\u00e9tn\u00ed v\u00fdb\u011br.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"how-to-choose-a-rail-clamp-manual-electric-electro-hydraulic-spring-significant-cost-and-application-differences\">Jak vybrat kolejnicovou svorku? \u2013 Ru\u010dn\u00ed, elektrick\u00e1, elektrohydraulick\u00e1 pru\u017eina: V\u00fdznamn\u00e9 rozd\u00edly v n\u00e1kladech a pou\u017eit\u00ed<\/h2>\n\n\n\n<p>Kolejnicov\u00e1 svorka je nejb\u011b\u017en\u011bj\u0161\u00edm za\u0159\u00edzen\u00edm na ochranu proti v\u011btru. Princip je jednoduch\u00fd: up\u00ednac\u00ed \u010delisti uchop\u00ed ob\u011b strany hlavy kolejnice a pomoc\u00ed t\u0159en\u00ed zabra\u0148uj\u00ed klouz\u00e1n\u00ed.<\/p>\n\n\n\n<p>Manu\u00e1ln\u00ed, elektrick\u00e9 a elektrohydraulick\u00e9 typy pru\u017ein se v\u0161ak neli\u0161\u00ed podle \u201epokro\u010dil\u00e9 vs. z\u00e1kladn\u00ed\u201c, ale podle sc\u00e9n\u00e1\u0159e pou\u017eit\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"manual-rail-clamp-cheap-but-gambles-on-people-wont-forget\">Ru\u010dn\u00ed svorka na kolejnice: Levn\u00e1, ale s\u00e1z\u00ed na to, \u017ee \u201elid\u00e9 nezapomenou\u201c<\/h3>\n\n\n\n<p>Ru\u010dn\u00ed kolejnicov\u00e1 svorka je poh\u00e1n\u011bna ru\u010dn\u00edm kolem nebo p\u00e1kou; \u010delisti jsou bl\u00edzko pro uchopen\u00ed kolejnice. Nejjednodu\u0161\u0161\u00ed konstrukce, nejni\u017e\u0161\u00ed cena.<\/p>\n\n\n\n<p>Probl\u00e9m: <strong>Spol\u00e9h\u00e1 zcela na lidi.<\/strong> Kdy\u017e se zvedne v\u00edtr, mus\u00ed obsluha vyl\u00e9zt na ka\u017edou nohu je\u0159\u00e1bu a postupn\u011b je utahovat. Uta\u017een\u00ed \u010dty\u0159 svorek trv\u00e1 nejm\u00e9n\u011b 2\u20133 minuty. P\u0159i n\u00e1hl\u00e9m poryvu v\u011btru se je\u0159\u00e1b v tomto \u010dasov\u00e9m okn\u011b za\u010dne klouzat.<\/p>\n\n\n\n<p>Ru\u010dn\u00ed svorky doporu\u010dujeme pouze pro:<\/p>\n\n\n\n<ul>\n<li>Vnitrozemsk\u00e9 oblasti se stabiln\u00edm v\u011btrem a n\u00edzk\u00fdmi extr\u00e9mn\u00edmi rychlostmi v\u011btru<\/li>\n\n\n\n<li>Port\u00e1lov\u00e9 je\u0159\u00e1by s malou nosnost\u00ed (\u226410 tun), n\u00edzk\u00e1 vlastn\u00ed hmotnost, n\u00edzk\u00e9 zat\u00ed\u017een\u00ed v\u011btrem; dostate\u010dn\u00e1 ru\u010dn\u00ed up\u00ednac\u00ed s\u00edla<\/li>\n<\/ul>\n\n\n\n<p>Pokud jste na pob\u0159e\u017e\u00ed nebo ve v\u011btrn\u00e9 oblasti, ne\u0161et\u0159ete na tom.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"electric-rail-clamp-automatic-clamping-with-interlock-signal-suitable-for-frequent-movement\">Elektrick\u00e1 kolejnicov\u00e1 svorka: Automatick\u00e9 up\u00edn\u00e1n\u00ed s blokovac\u00edm sign\u00e1lem; Vhodn\u00e9 pro \u010dast\u00fd pohyb<\/h3>\n\n\n\n<p>Elektrick\u00e1 kolejnicov\u00e1 svorka pou\u017e\u00edv\u00e1 motor k otev\u00edr\u00e1n\u00ed\/zav\u00edr\u00e1n\u00ed \u010delist\u00ed, kter\u00e9 jsou automaticky \u0159\u00edzeny centr\u00e1ln\u00edm syst\u00e9mem \u2013 sign\u00e1l zastaven\u00ed je\u0159\u00e1bu spou\u0161t\u00ed automatick\u00e9 up\u00edn\u00e1n\u00ed; pro pohyb se mus\u00ed \u010delisti uvolnit, ne\u017e se m\u016f\u017ee zah\u00e1jit j\u00edzda.<\/p>\n\n\n\n<p>T\u00edm se \u0159e\u0161\u00ed probl\u00e9m \u201ezapomenut\u00ed upnut\u00ed\u201c a doch\u00e1z\u00ed k blokov\u00e1n\u00ed s pojezdem \u2013 bez rizika j\u00edzdy s upnut\u00fdm stavem, po\u0161kozen\u00ed up\u00ednky i kolejnice.<\/p>\n\n\n\n<p>Cena: p\u0159ibli\u017en\u011b 2\u20133kr\u00e1t vy\u0161\u0161\u00ed ne\u017e u ru\u010dn\u00edch sv\u011brek. Vhodn\u00e9 pro st\u0159edn\u00ed je\u0159\u00e1by vy\u017eaduj\u00edc\u00ed \u010dastou obsluhu, nap\u0159. dvorn\u00ed je\u0159\u00e1by, kter\u00e9 se pohybuj\u00ed n\u011bkolikr\u00e1t denn\u011b.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"electro-hydraulic-spring-rail-clamp-clamps-on-power-loss-essential-for-typhoon-zones\">Elektrohydraulick\u00e1 pru\u017einov\u00e1 svorka: Up\u00edn\u00e1 p\u0159i v\u00fdpadku nap\u00e1jen\u00ed; nezbytn\u00e1 pro z\u00f3ny s tajfunem<\/h3>\n\n\n\n<p>Toto je t\u0159eba zd\u016fraznit.<\/p>\n\n\n\n<p>Princip: <strong>Otev\u0159\u00edt s nap\u00e1jen\u00edm, zablokovat p\u0159i ztr\u00e1t\u011b nap\u00e1jen\u00ed<\/strong>\u2014s\u00edla pru\u017einy poh\u00e1n\u00ed \u010delisti k uzav\u0159en\u00ed; hydraulick\u00e1 stanice stla\u010d\u00ed pru\u017einu pouze pro otev\u0159en\u00ed sv\u011brky. Jakmile dojde k v\u00fdpadku nap\u00e1jen\u00ed (a\u0165 u\u017e ru\u010dn\u00edm vypnut\u00edm nebo p\u0159e\u0159\u00edznut\u00edm kabel\u016f), pru\u017eina se automaticky uvoln\u00ed a \u010delisti zablokuj\u00ed kolejnici.<\/p>\n\n\n\n<p>Odborn\u00fd term\u00edn: <strong>zabezpe\u010den\u00fd proti selh\u00e1n\u00ed<\/strong>\u2014kdy\u017e syst\u00e9m sel\u017ee, st\u00e1v\u00e1 se bezpe\u010dn\u011bj\u0161\u00edm.<\/p>\n\n\n\n<p>Pro p\u0159\u00edstavy, pob\u0159e\u017en\u00ed oblasti a z\u00f3ny s tajfunem v\u017edy doporu\u010dujeme tento typ. Ne proto, \u017ee je \u201e\u0161pi\u010dkov\u00fd\u201c, ale proto, \u017ee na t\u011bchto m\u00edstech doch\u00e1z\u00ed k v\u00fdpadk\u016fm proudu a bou\u0159\u00edm sou\u010dasn\u011b \u2013 nem\u016f\u017eete se spol\u00e9hat na to, \u017ee v\u00e1m lid\u00e9 sev\u0159ou nebo ut\u00e1hnou.<\/p>\n\n\n\n<p>Cena: nejvy\u0161\u0161\u00ed, asi 4\u20135kr\u00e1t v\u00edce ne\u017e ru\u010dn\u00ed up\u00edn\u00e1n\u00ed. Tento cenov\u00fd rozd\u00edl je v\u0161ak zanedbateln\u00fd ve srovn\u00e1n\u00ed se ztr\u00e1tou zp\u016fsobenou p\u0159evr\u00e1cen\u00edm je\u0159\u00e1bu.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"two-parameters-not-to-ignore-when-selecting-rail-clamps\">Dva parametry, kter\u00e9 byste nem\u011bli ignorovat p\u0159i v\u00fdb\u011bru kolejnicov\u00fdch sv\u011brek<\/h3>\n\n\n\n<ol>\n<li><strong>Up\u00ednac\u00ed s\u00edla mus\u00ed b\u00fdt p\u0159i maxim\u00e1ln\u00edm zat\u00ed\u017een\u00ed v\u011btrem v\u011bt\u0161\u00ed ne\u017e posuvn\u00e1 s\u00edla.<\/strong> Nejedn\u00e1 se o dohady: v\u00fdpo\u010det prove\u010fte na z\u00e1klad\u011b n\u00e1v\u011btrn\u00e9 plochy je\u0159\u00e1bu, sklonu kolejnice a maxim\u00e1ln\u00ed m\u00edstn\u00ed rychlosti v\u011btru. Norma GB\/T 3811 poskytuje kompletn\u00ed metodu v\u00fdpo\u010dtu zat\u00ed\u017een\u00ed v\u011btrem.<\/li>\n\n\n\n<li><strong>Profil up\u00ednac\u00ed \u010delisti mus\u00ed odpov\u00eddat typu va\u0161\u00ed kolejnice:<\/strong> QU70, QU80, QU100 \u2013 rozev\u0159en\u00ed \u010delist\u00ed se li\u0161\u00ed. Neshoda znamen\u00e1, \u017ee se neuchop\u00ed; to je probl\u00e9m v\u00fdb\u011bru, nikoli kvality produktu.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"wheel-chocks-anchor-devices-and-wind-cables-when-should-you-use-these\">Kl\u00edny pod kola, kotevn\u00ed za\u0159\u00edzen\u00ed a v\u011btrn\u00e1 lana: Kdy byste je m\u011bli pou\u017e\u00edt?<\/h2>\n\n\n\n<p>Kolejnicov\u00e9 svorky zvl\u00e1daj\u00ed \u201ekr\u00e1tkodobou protiskluzovou ochranu\u201c. Pokud je v\u0161ak v\u00edtr siln\u011bj\u0161\u00ed \u2013 p\u0159edpov\u00edd\u00e1 se tajfun nebo je\u0159\u00e1b dlouhodob\u011b parkuje \u2013 samotn\u00e9 kolejnicov\u00e9 svorky nesta\u010d\u00ed. V takov\u00e9m p\u0159\u00edpad\u011b p\u0159ich\u00e1zej\u00ed na \u0159adu kl\u00edny pod kola, kotevn\u00ed za\u0159\u00edzen\u00ed a v\u00edtrov\u00e1 lana.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"wheel-chocks-simplest-most-effective-backup\">Kl\u00edny pod kola: Nejjednodu\u0161\u0161\u00ed a nej\u00fa\u010dinn\u011bj\u0161\u00ed z\u00e1loha<\/h3>\n\n\n\n<p>Kl\u00edn pod kolo je ocelov\u00fd blok kl\u00ednov\u00e9ho tvaru um\u00edst\u011bn\u00fd mezi kolem a horn\u00ed \u010d\u00e1st\u00ed kolejnice. Princip: aby se je\u0159\u00e1b mohl pohybovat vp\u0159ed, mus\u00ed se kolo p\u0159es kl\u00edn p\u0159evalit \u2013 \u00fahel kl\u00ednu zabra\u0148uje odvalov\u00e1n\u00ed a zablokuje kolo.<\/p>\n\n\n\n<p>V\u00fdhody:<\/p>\n\n\n\n<ul>\n<li><strong>Levn\u00fd<\/strong>\u2014 zanedbateln\u00e9 n\u00e1klady<\/li>\n\n\n\n<li><strong>Spolehliv\u00fd<\/strong>\u2014\u010dist\u011b mechanick\u00e9, \u017e\u00e1dn\u00e9 pohybliv\u00e9 \u010d\u00e1sti; \u201enem\u016f\u017ee selhat\u201c<\/li>\n\n\n\n<li><strong>\u00da\u010dinn\u00fd proti n\u00e1hl\u00fdm poryv\u016fm v\u011btru<\/strong>\u2014siln\u011bj\u0161\u00ed v\u00edtr tla\u010d\u00ed kolo siln\u011bji proti kl\u00ednu, \u010d\u00edm\u017e se zvy\u0161uje p\u0159ilnavost<\/li>\n<\/ul>\n\n\n\n<p>N\u00e1\u0161 n\u00e1zor: <strong>V\u0161echny venkovn\u00ed port\u00e1lov\u00e9 je\u0159\u00e1by, bez ohledu na typ kolejnicov\u00e9 svorky, by m\u011bly b\u00fdt standardn\u011b vybaveny kl\u00edny pod kola.<\/strong> Jsou posledn\u00ed \u010dist\u011b mechanickou obranou, nez\u00e1vislou na moci nebo lidsk\u00e9 \u010dinnosti.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"anchor-device-the-real-way-to-lock-the-crane-during-typhoons\">Kotevn\u00ed za\u0159\u00edzen\u00ed: Skute\u010dn\u00fd zp\u016fsob, jak zablokovat je\u0159\u00e1b b\u011bhem tajfun\u016f<\/h3>\n\n\n\n<p>Princip: pod ka\u017edou nohu je\u0159\u00e1bu je instalov\u00e1n svisle posuvn\u00fd kotevn\u00ed \u010dep s odpov\u00eddaj\u00edc\u00edmi kotevn\u00edmi j\u00e1mami zapu\u0161t\u011bn\u00fdmi do zem\u011b. P\u0159i ukotven\u00ed se \u010dep zasune do j\u00e1my a fyzicky zajist\u00ed je\u0159\u00e1b k koleji \u2013 zabr\u00e1n\u00ed tak sklouznut\u00ed i p\u0159evr\u00e1cen\u00ed.<\/p>\n\n\n\n<p>Dva kritick\u00e9 po\u017eadavky:<\/p>\n\n\n\n<ol>\n<li>Kotevn\u00ed \u010depy a zemn\u00ed j\u00e1my mus\u00ed odolat ve\u0161ker\u00e9mu zat\u00ed\u017een\u00ed pod m\u00edstn\u00ed maxim\u00e1ln\u00ed rychlost\u00ed v\u011btru za 50 let. Norma JT\/T 90-2008 specifikuje n\u00e1vrhov\u00e9 rychlosti v\u011btru pro p\u0159\u00edstavn\u00ed stroje. Materi\u00e1l kotevn\u00edch \u010dep\u016f je obecn\u011b kovan\u00e1 ocel \u2265 35#; ocel z\u00e1kladov\u00e9 konstrukce zemn\u00ed j\u00e1my mus\u00ed b\u00fdt vyrobena z oceli ne ni\u017e\u0161\u00ed ne\u017e Q355B \u2013 jedn\u00e1 se o po\u017eadavky na materi\u00e1l, nikoli o doporu\u010den\u00ed.<\/li>\n\n\n\n<li>Syst\u00e9m mus\u00ed m\u00edt blokovac\u00ed koncov\u00e9 sp\u00edna\u010de. Pojezdov\u00fd mechanismus se nem\u016f\u017ee spustit, dokud nen\u00ed kotevn\u00ed \u010dep zcela vyta\u017een. Zaznamenali jsme p\u0159\u00edpady, kdy obsluha zapomn\u011bla p\u0159ed j\u00edzdou vyt\u00e1hnout kotvy a ohnula kotevn\u00ed \u010depy.<\/li>\n<\/ol>\n\n\n\n<p>Polohy kotevn\u00edch jam jsou pevn\u00e9, tak\u017ee kotven\u00ed vy\u017eaduje, aby byl je\u0159\u00e1b um\u00edst\u011bn nad j\u00e1mou. Proto norma GB 6067.1 vy\u017eaduje j\u00e1my v intervalech pod\u00e9l koleji\u0161t\u011b \u2013 aby m\u011bl je\u0159\u00e1b v\u017edy pobl\u00ed\u017e kotevn\u00ed bod.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"wind-cables-tie-down-your-crane-with-four-ropes\">V\u011btrn\u00e9 kabely: \u201eP\u0159iva\u017ete si je\u0159\u00e1b \u010dty\u0159mi lany\u201c<\/h3>\n\n\n\n<p>V\u011btrn\u00e9 kabely pou\u017e\u00edvaj\u00ed ocelov\u00e1 lana nebo vysokopevnostn\u00ed \u0159et\u011bzy od \u010dty\u0159 roh\u016f je\u0159\u00e1bu k zemn\u00edm kotv\u00e1m, uta\u017een\u00e9 nap\u00edna\u010di (obvykle p\u00e1kov\u00fdmi kladkostroji).<\/p>\n\n\n\n<p>Tato metoda vypad\u00e1 jednodu\u0161e, ale je vysoce \u00fa\u010dinn\u00e1 proti p\u0159evr\u00e1cen\u00ed. Proto\u017ee lana t\u00e1hnou diagon\u00e1ln\u011b (ide\u00e1ln\u00ed \u00fahel ~45\u00b0), poskytuj\u00ed horizont\u00e1ln\u00ed i vertik\u00e1ln\u00ed uchycen\u00ed.<\/p>\n\n\n\n<p>Praktick\u00e9 detaily:<\/p>\n\n\n\n<ul>\n<li>Kabely nesm\u00ed b\u00fdt voln\u00e9\u2014<strong>neuta\u017een\u00e9 rovn\u00e1 se neuv\u00e1zan\u00e9.<\/strong> Kdy\u017e ude\u0159\u00ed v\u00edtr, je\u0159\u00e1b se posune o p\u016fl metru, ne\u017e se lano zachyt\u00ed; tato n\u00e1razov\u00e1 s\u00edla m\u016f\u017ee vytrhnout zemn\u00ed kotvy<\/li>\n\n\n\n<li>Standardn\u00ed konfigurace: <strong>8 kabel\u016f<\/strong>\u2014dv\u011b na ka\u017edou nohu na ka\u017ed\u00e9 stran\u011b. Symetrie \u00fahl\u016f je d\u016fle\u017eit\u011bj\u0161\u00ed ne\u017e kvantita<\/li>\n\n\n\n<li>Kabely se p\u0159ipojuj\u00ed k <strong>horn\u00ed konstrukce<\/strong> (konce nosn\u00edk\u016f), nikoli pojezdov\u00fd podvozek\/vyrovn\u00e1vac\u00ed nosn\u00edk \u2013 p\u0159ipojen\u00ed v doln\u00ed \u010d\u00e1sti zabra\u0148uje p\u0159evr\u00e1cen\u00ed<\/li>\n\n\n\n<li><strong>Kvalita konstrukce z\u00e1kladov\u00e9 zemn\u00ed kotvy je d\u016fle\u017eit\u011bj\u0161\u00ed ne\u017e samotn\u00fd kabel<\/strong>\u2014\u0161patn\u00fd beton znehodnot\u00ed i ten nejtlust\u0161\u00ed kabel<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"what-should-you-configure-for-your-application-a-3-d-selection-framework\">Co byste m\u011bli nakonfigurovat pro svou aplikaci? \u2013 R\u00e1mec pro 3D v\u00fdb\u011br<\/h2>\n\n\n\n<p>Po tom v\u0161em chcete v\u011bd\u011bt: co m\u00e1m pro sv\u016fj projekt nakonfigurovat?<\/p>\n\n\n\n<p>Pou\u017e\u00edv\u00e1me t\u0159i dimenze:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"dimension-1-where-is-your-crane-installed\"><strong>Rozm\u011br 1: Kde je v\u00e1\u0161 je\u0159\u00e1b instalov\u00e1n?<\/strong><\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>V\u011btrn\u00e1 z\u00f3na<\/th><th>P\u0159\u00edklad oblasti<\/th><th>Doporu\u010den\u00e1 minim\u00e1ln\u00ed konfigurace<\/th><\/tr><\/thead><tbody><tr><td>Vnitrozemsk\u00e1 konven\u010dn\u00ed (\u22646)<\/td><td>Vnitrozem\u00ed st\u0159edn\u00ed\/z\u00e1padn\u00ed \u010c\u00edny<\/td><td>Brzda pojezdu + Kl\u00edny pod kola + Ru\u010dn\u00ed kolejnicov\u00e1 svorka<\/td><\/tr><tr><td>Siln\u00fd pob\u0159e\u017en\u00ed v\u00edtr (7\u201310)<\/td><td>Pob\u0159e\u017e\u00ed v\u00fdchodn\u00ed\/ji\u017en\u00ed \u010c\u00edny, pob\u0159e\u017e\u00ed jihov\u00fdchodn\u00ed Asie<\/td><td>Brzda pojezdu + Kl\u00edny pod kola + Elektrick\u00e1 nebo elektrohydraulick\u00e1 kolejnicov\u00e1 svorka + Kotv\u00edc\u00ed j\u00e1my<\/td><\/tr><tr><td>Z\u00f3na tajfunu\/hurik\u00e1n\u016f (\u226511)<\/td><td>P\u0159\u00edstavy v ji\u017en\u00ed \u010c\u00edn\u011b, Filip\u00edny, pob\u0159e\u017e\u00ed st\u0159edn\u00edho Vietnamu<\/td><td>Brzda pojezdu + Kl\u00edny pod kola + Elektrohydraulick\u00e1 pru\u017einov\u00e1 kolejnicov\u00e1 svorka + Kotevn\u00ed za\u0159\u00edzen\u00ed + Nav\u00edjec\u00ed lana (8 na je\u0159\u00e1b, 4 rohy)<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"dimension-2-how-often-does-the-crane-move-daily\">Dimenze 2: Jak \u010dasto se je\u0159\u00e1b denn\u011b pohybuje?<\/h3>\n\n\n\n<ul>\n<li><strong>\u010cast\u00fd pohyb (manipulace v p\u0159\u00edstavu, des\u00edtky cykl\u016f\/den)<\/strong> \u2192 Up\u0159ednostn\u011bte automatizaci. Elektrick\u00e9 nebo elektrohydraulick\u00e9 kolejnicov\u00e9 svorky + centr\u00e1ln\u00ed blokov\u00e1n\u00ed ovl\u00e1d\u00e1n\u00ed. Jinak oper\u00e1to\u0159i, kte\u0159\u00ed osmkr\u00e1t denn\u011b utahuj\u00ed ru\u010dn\u00ed svorky, to nakonec vynechaj\u00ed.<\/li>\n\n\n\n<li><strong>Ob\u010dasn\u00fd pohyb (typu na dvorku, 1-2 st\u011bhov\u00e1n\u00ed\/den)<\/strong> \u2192 Manu\u00e1ln\u00ed je p\u0159ijateln\u00fd, ale vy\u017eaduje p\u0159\u00edsn\u00e9 provozn\u00ed postupy a z\u00e1znamy o kontrol\u00e1ch.<\/li>\n\n\n\n<li><strong>Dlouhodob\u011b stacion\u00e1rn\u00ed (pevn\u00e1 stanice, nap\u0159. port\u00e1lov\u00fd je\u0159\u00e1b pro prefabrik\u00e1ty)<\/strong> \u2192 Up\u0159ednost\u0148uj\u00ed se kotevn\u00ed za\u0159\u00edzen\u00ed + lana pro zav\u011b\u0161en\u00ed. Proto\u017ee se m\u00e1lokdy pohybuje, jednor\u00e1zov\u00e9 ukotven\u00ed poskytuje nejvy\u0161\u0161\u00ed bezpe\u010dnost.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"dimension-3-what-is-your-budget-structure\">Dimenze 3: Jak\u00e1 je va\u0161e rozpo\u010dtov\u00e1 struktura?<\/h3>\n\n\n\n<p>Jednoduch\u00fd pohled na v\u011bc: Rozpo\u010det na ochranu p\u0159ed v\u011btrem nespo\u010d\u00edv\u00e1 v utr\u00e1cen\u00ed pen\u011bz, ale v n\u00e1kupu poji\u0161t\u011bn\u00ed. P\u0159\u00edm\u00e1 ztr\u00e1ta zp\u016fsoben\u00e1 p\u0159evr\u00e1cen\u00fdm 40tunov\u00fdm je\u0159\u00e1bem m\u016f\u017ee dos\u00e1hnout 1501 tun p\u016fvodn\u00ed ceny (v\u010detn\u011b demont\u00e1\u017ee, nov\u00e9ho n\u00e1kupu a instalace) plus ztr\u00e1ty zp\u016fsoben\u00e9 prostoji.<\/p>\n\n\n\n<p>Tak\u017ee rozpo\u010det na ochranu proti v\u011btru ned\u00e1vejte do stejn\u00e9ho ment\u00e1ln\u00edho pov\u011bdom\u00ed jako samotn\u00fd je\u0159\u00e1b. P\u0159i hodnocen\u00ed investice do ochrany proti v\u011btru se zeptejte sami sebe: \u201eKdy\u017e dnes nainstaluji nejlevn\u011bj\u0161\u00ed ru\u010dn\u00ed kolejnicovou svorku a za t\u0159i roky naraz\u00edm na n\u00e1hl\u00fd v\u00edtr o s\u00edle 8, budu dob\u0159e sp\u00e1t?\u201c<\/p>\n\n\n\n<p>Zp\u016fsoby, jak u\u0161et\u0159it rozpo\u010det bez kompromis\u016f v oblasti bezpe\u010dnosti:<\/p>\n\n\n\n<ul>\n<li><strong>Investujte do kl\u00edn\u016f pod kola<\/strong> (velmi n\u00edzk\u00e9 n\u00e1klady, velmi vysok\u00fd p\u0159\u00ednos)<\/li>\n\n\n\n<li><strong>V\u011bnujte v\u00edce \u00fasil\u00ed v\u00fdstavb\u011b kotevn\u00ed j\u00e1my<\/strong> (kvalita j\u00e1my je d\u016fle\u017eit\u011bj\u0161\u00ed ne\u017e zna\u010dka obj\u00edmky)<\/li>\n\n\n\n<li><strong>Zav\u00e9st \u0161kolen\u00ed a postupy pro obsluhu<\/strong> (I nejlep\u0161\u00ed za\u0159\u00edzen\u00ed je k ni\u010demu, pokud ho nikdo spr\u00e1vn\u011b nepou\u017e\u00edv\u00e1)<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"three-recommended-configuration-levels\">T\u0159i doporu\u010den\u00e9 \u00farovn\u011b konfigurace<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u00darove\u0148<\/th><th>aplikace<\/th><th>Konfigurace<\/th><th>N\u00e1klady (v porovn\u00e1n\u00ed s v\u00fdchoz\u00edm stavem)<\/th><\/tr><\/thead><tbody><tr><td>Ekonomika<\/td><td>Vnitrozemsk\u00e1, mal\u00e1 ton\u00e1\u017e (\u226410 t)<\/td><td>Brzda + Kl\u00edny pod kola + Ru\u010dn\u00ed kolejnicov\u00e1 svorka<\/td><td>1x z\u00e1kladn\u00ed linie<\/td><\/tr><tr><td>Norma<\/td><td>Pob\u0159e\u017en\u00ed, st\u0159edn\u00ed ton\u00e1\u017e (10\u201330 t)<\/td><td>Brzda + Kl\u00edny pod kola + Elektrick\u00e1 kolejnicov\u00e1 svorka + Kotevn\u00ed za\u0159\u00edzen\u00ed<\/td><td>3\u20135n\u00e1sobek z\u00e1kladn\u00ed hodnoty<\/td><\/tr><tr><td>Vylep\u0161en\u00e9<\/td><td>P\u0159\u00edstav\/z\u00f3na tajfunu, velk\u00e1 prostornost (&gt;30 t)<\/td><td>Brzda + Kl\u00edny pod kola + Elektrohydraulick\u00e1 pru\u017einov\u00e1 kolejnicov\u00e1 svorka + Kotevn\u00ed za\u0159\u00edzen\u00ed + Zaji\u0161t\u011bn\u00ed proti v\u011btru + Blokov\u00e1n\u00ed anemometru<\/td><td>6\u20138n\u00e1sobek z\u00e1kladn\u00ed linie<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"three-real-selection-failures-weve-seen\">T\u0159i skute\u010dn\u00e1 selh\u00e1n\u00ed v\u00fdb\u011bru, kter\u00e1 jsme vid\u011bli<\/h2>\n\n\n\n<p>Teorie v\u00fd\u0161e; nyn\u00ed n\u011bkolik skute\u010dn\u00fdch chyb, na kter\u00e9 jsme narazili. Nejde o neschopnost \u2013 hlavn\u00ed p\u0159\u00ed\u010dinou nebyla technologie, ale porozum\u011bn\u00ed.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"failure-1-port-gantry-crane-with-only-manual-rail-clamps\">Porucha 1: Port\u00e1lov\u00fd je\u0159\u00e1b pouze s ru\u010dn\u00edmi kolejnicov\u00fdmi svorkami<\/h3>\n\n\n\n<p>Projekt v jihov\u00fdchodn\u00ed Asii vybavil port\u00e1lov\u00e9 je\u0159\u00e1by ru\u010dn\u00edmi kolejnicov\u00fdmi svorkami. Jejich logika: \u201ePou\u017eijeme kotvy a lana, a\u017e p\u0159ijdou tajfuny; kolejnicov\u00e9 svorky sta\u010d\u00ed pro ka\u017edodenn\u00ed pou\u017eit\u00ed.\u201c<\/p>\n\n\n\n<p>Probl\u00e9m byl v \u201eka\u017edodenn\u00edm pou\u017e\u00edv\u00e1n\u00ed\u201c. Jedno odpoledne se n\u00e1hle zvedl poryv v\u011btru (kolem stupn\u011b 7-8). Je\u0159\u00e1b se za\u010dal pomalu posouvat po koleji\u0161ti. Ne\u017e si toho n\u011bkdo v\u0161iml a b\u011b\u017eel ut\u00e1hnout svorky, je\u0159\u00e1b se posunul t\u00e9m\u011b\u0159 dva metry a m\u00e1lem narazil do jin\u00e9ho je\u0159\u00e1bu vedle n\u011bj.<\/p>\n\n\n\n<p><strong>Jak se vyhnout:<\/strong> V oblastech s rekordn\u00edm po\u010dtem tajfun\u016f se nespol\u00e9hejte na ru\u010dn\u00ed ovl\u00e1d\u00e1n\u00ed pro ka\u017edodenn\u00ed ochranu p\u0159ed v\u011btrem. Po\u0159i\u010fte automatick\u00e9 kolejnicov\u00e9 svorky; dodate\u010dn\u00e9 n\u00e1klady jsou zanedbateln\u00e9 ve srovn\u00e1n\u00ed s by\u0165 jen jednou nehodou.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"failure-2-beautiful-anchor-pits-never-used\">Selh\u00e1n\u00ed 2: Kr\u00e1sn\u00e9 kotevn\u00ed j\u00e1my, nikdy nepou\u017eit\u00e9<\/h3>\n\n\n\n<p>V jedn\u00e9 dom\u00e1c\u00ed lod\u011bnici byly pod v\u0161emi \u010dty\u0159mi nohami je\u0159\u00e1bu vybudov\u00e1ny standardn\u00ed kotevn\u00ed j\u00e1my a byly dod\u00e1ny kotevn\u00ed \u010depy. Prvn\u00ed dva roky se vyskytlo jen m\u00e1lo tajfun\u016f. Provozovatel\u00e9 shledali kotven\u00ed problematick\u00fdm a nikdy ho nepou\u017e\u00edvali.<\/p>\n\n\n\n<p>Ve t\u0159et\u00edm roce se p\u0159ehnal tajfun. Pot\u00e9, co v\u00edtr ustal, inspekce odhalila: kotevn\u00ed \u010depy v pouzdrech zreziv\u011bly \u2013 nedaly se zatlouct ani vyt\u00e1hnout. V\u0161echny \u010dty\u0159i j\u00e1my byly zni\u010den\u00e9.<\/p>\n\n\n\n<p><strong>Jak se vyhnout:<\/strong> Prov\u00e1d\u011bjte pravideln\u00e9 testov\u00e1n\u00ed kotevn\u00edch za\u0159\u00edzen\u00ed. M\u011bs\u00ed\u010dn\u011b posouvejte kotevn\u00ed \u010depy nahoru a dol\u016f, proma\u017ete je olejem. Toto mus\u00ed b\u00fdt zaps\u00e1no do postup\u016f spr\u00e1vy za\u0159\u00edzen\u00ed, ne ponech\u00e1no na sebek\u00e1zni.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"failure-3-wind-cables-attached-but-not-tensioned\">Porucha 3: Nav\u00edjec\u00ed lana p\u0159ipojena, ale nejsou napnuta<\/h3>\n\n\n\n<p>Projekt na Bl\u00edzk\u00e9m v\u00fdchod\u011b vybavil port\u00e1lov\u00fd je\u0159\u00e1b nav\u00edjec\u00edmi lany z ocelov\u00fdch lan. Kdy\u017e byla p\u0159edpov\u011b\u010f tajfunu, v\u0161ech 8 lan bylo p\u0159ipojeno \u2013 vypadalo to v po\u0159\u00e1dku.<\/p>\n\n\n\n<p>Po bou\u0159i se zjistilo, \u017ee se jeden je\u0159\u00e1b posunul o t\u00e9m\u011b\u0159 15 cm. Jak? Lana byla p\u0159ipevn\u011bna, ale nebyla napnuta p\u00e1kov\u00fdmi kladkostroji \u2013 z\u016fstala voln\u00e1. Kdy\u017e ude\u0159il v\u00edtr, je\u0159\u00e1b se posunul o 10 cm, ne\u017e ho lana zachytila. N\u00e1hl\u00e1 tahov\u00e1 s\u00edla byla n\u011bkolikan\u00e1sobn\u011b vy\u0161\u0161\u00ed ne\u017e norm\u00e1ln\u00ed nap\u011bt\u00ed a zp\u016fsobila praskliny v z\u00e1kladech dvou zemn\u00edch kotev.<\/p>\n\n\n\n<p><strong>Jak se vyhnout:<\/strong> Po upevn\u011bn\u00ed lan je napn\u011bte pomoc\u00ed p\u00e1kov\u00fdch kladkostroj\u016f, dokud lano nebude rovn\u00e9 a nebude m\u00edt viditeln\u00fd pr\u016fv\u011bs. To nevy\u017eaduje \u017e\u00e1dn\u00e9 technick\u00e9 dovednosti \u2013 pouze zodpov\u011bdnost.<\/p>\n\n\n\n<p><strong>Shrnut\u00ed t\u0159\u00ed selh\u00e1n\u00ed:<\/strong> Nejd\u016fle\u017eit\u011bj\u0161\u00ed v\u011bc\u00ed u za\u0159\u00edzen\u00ed na ochranu proti v\u011btru je <strong>\u201ejsou pou\u017e\u00edv\u00e1ny\u201c a \u201epou\u017e\u00edvaj\u00ed se spr\u00e1vn\u011b\u201c,<\/strong> ne \u201ejsou nainstalov\u00e1ni\u201c.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"for-export-projects-dont-forget-these-three-points-standards-are-not-universal\">Pro exportn\u00ed projekty: Nezapome\u0148te na tyto t\u0159i body \u2013 standardy nejsou univerz\u00e1ln\u00ed<\/h2>\n\n\n\n<p>Pokud kupujete port\u00e1lov\u00fd je\u0159\u00e1b pro export, zva\u017ete p\u0159edem t\u0159i standardn\u00ed ot\u00e1zky t\u00fdkaj\u00edc\u00ed se shody s p\u0159edpisy.<\/p>\n\n\n\n<p><strong>Zaprv\u00e9, GB je dosta\u010duj\u00edc\u00ed, ale nemus\u00ed b\u00fdt m\u00edstn\u011b rozpozn\u00e1v\u00e1na.<\/strong> \u010c\u00ednsk\u00e9 GB\/T 3811 a GB <a href=\"https:\/\/openstd.samr.gov.cn\/bzgk\/std\/showGb?type=online&amp;hcno=5E9AEC3B21E2CF842BF634F1ABD4C218&amp;request_locale=zh\" target=\"_blank\" rel=\"noopener\">6067.1<\/a> Po\u017eadavky na konstrukci ochrany proti v\u011btru jsou p\u0159\u00edsn\u00e9. Pokud v\u0161ak klienti vyv\u00e1\u017eej\u00ed do jihov\u00fdchodn\u00ed Asie, na St\u0159edn\u00ed v\u00fdchod, do Afriky nebo Ji\u017en\u00ed Ameriky, mohou po\u017eadovat spln\u011bn\u00ed normy ISO 12210 (norma pro kotevn\u00ed za\u0159\u00edzen\u00ed), normy FEM nebo vlastn\u00edch n\u00e1rodn\u00edch bezpe\u010dnostn\u00edch p\u0159edpis\u016f pro je\u0159\u00e1by. P\u0159ed podpisem smlouvy si ov\u011b\u0159te v\u0161echny specifikovan\u00e9 normy; vyhn\u011bte se odhalen\u00ed neshody a\u017e po doru\u010den\u00ed za\u0159\u00edzen\u00ed do p\u0159\u00edstavu.<\/p>\n\n\n\n<p><strong>Za druh\u00e9, \u201en\u00e1vrhov\u00e1 rychlost v\u011btru\u201c nen\u00ed glob\u00e1ln\u00ed \u010d\u00edslo.<\/strong> V \u010c\u00edn\u011b se n\u00e1vrh obvykle zakl\u00e1d\u00e1 na m\u00edstn\u00ed 50let\u00e9 maxim\u00e1ln\u00ed rychlosti v\u011btru. V n\u011bkter\u00fdch oblastech Filip\u00edn v\u0161ak poji\u0161\u0165ovny vy\u017eaduj\u00ed odolnost proti v\u011btru v nefunk\u010dn\u00edm stavu \u2265 280 km\/h (~78 m\/s, ekvivalent supertajfunu), co\u017e je mnohem v\u00edce ne\u017e typick\u00e9 \u010d\u00ednsk\u00e9 konstruk\u010dn\u00ed hodnoty. Pokud exportujete se standardn\u00ed \u010d\u00ednskou konfigurac\u00ed, nemus\u00ed to technicky spl\u0148ovat po\u017eadavky poji\u0161t\u011bn\u00ed.<\/p>\n\n\n\n<p><strong>Za t\u0159et\u00ed, uschovejte si certifik\u00e1ty materi\u00e1l\u016f a certifika\u010dn\u00ed dokumenty pro za\u0159\u00edzen\u00ed na ochranu proti v\u011btru.<\/strong> U exportn\u00edch projekt\u016f se u kritick\u00fdch komponent, jako jsou kotevn\u00ed \u010depy a up\u00ednac\u00ed \u010delisti, vy\u017eaduj\u00ed certifik\u00e1ty materi\u00e1lu (certifik\u00e1t v\u00e1lcovny), kvalifikace sva\u0159ovac\u00edch postup\u016f (WPS\/PQR) a certifikace CE (pokud existuj\u00ed) \u2013 chyb\u011bj\u00edc\u00ed n\u011bkter\u00e1 z t\u011bchto certifikac\u00ed m\u016f\u017ee zpozdit celn\u00ed odbaven\u00ed a m\u00edstn\u00ed p\u0159ijet\u00ed. Vid\u011bli jsme africk\u00fd projekt, kde celn\u00ed org\u00e1ny zablokovaly odbaven\u00ed kv\u016fli chyb\u011bj\u00edc\u00edm certifik\u00e1t\u016fm materi\u00e1lu pro kolejnicov\u00e9 svorky, co\u017e zp\u016fsobilo dvout\u00fddenn\u00ed zpo\u017ed\u011bn\u00ed je\u0159\u00e1bu v p\u0159\u00edstavu.<\/p>\n\n\n\n<p><strong>Kontroln\u00ed seznam p\u0159ed v\u00fdvozem:<\/strong><\/p>\n\n\n\n<ul>\n<li>Ov\u011b\u0159te, zda zem\u011b klienta stanovila normy pro ochranu je\u0159\u00e1b\u016f p\u0159ed v\u011btrem<\/li>\n\n\n\n<li>Potvr\u010fte po\u017eadavky na konstruk\u010dn\u00ed rychlost v\u011btru (jmenovit\u00fd pracovn\u00ed v\u00edtr + mezn\u00ed v\u00edtr v nepracovn\u00edm stavu)<\/li>\n\n\n\n<li>Certifik\u00e1ty kritick\u00fdch komponentn\u00edch materi\u00e1l\u016f dokon\u010deny<\/li>\n\n\n\n<li>Pokud je vy\u017eadov\u00e1n CE, ov\u011b\u0159te, zda za\u0159\u00edzen\u00ed na ochranu proti v\u011btru spadaj\u00ed do p\u016fsobnosti sm\u011brnice o strojn\u00edch za\u0159\u00edzen\u00edch a zda jsou v souladu s nimi.<\/li>\n\n\n\n<li>Dodat v\u00fdkresy konstrukce kotevn\u00ed j\u00e1my a pokyny k instalaci s vybaven\u00edm (\u010dasto p\u0159ehl\u00ed\u017eeno; klienti nev\u011bd\u00ed, jak kopat j\u00e1my na m\u00edst\u011b)<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"frequently-asked-questions\">\u010casto kladen\u00e9 ot\u00e1zky<\/h2>\n\n\n\n<p><strong>Vy\u017eaduj\u00ed za\u0159\u00edzen\u00ed na ochranu proti v\u011btru ka\u017edoro\u010dn\u00ed kontrolu?<\/strong><br>Ano. <a href=\"https:\/\/openstd.samr.gov.cn\/bzgk\/std\/showGb?type=online&amp;hcno=5E9AEC3B21E2CF842BF634F1ABD4C218&amp;request_locale=zh\" target=\"_blank\" rel=\"noopener\">GB 6067.1<\/a> vy\u017eaduje pravidelnou kontrolu protiskluzov\u00fdch za\u0159\u00edzen\u00ed pro zaji\u0161t\u011bn\u00ed spolehliv\u00e9ho provozu. Doporu\u010dujeme funk\u010dn\u00ed testov\u00e1n\u00ed (otev\u00edr\u00e1n\u00ed\/zav\u00edr\u00e1n\u00ed kolejnicov\u00fdch sv\u011brek, pohyb kotevn\u00edho \u010depu) alespo\u0148 jednou za \u010dtvrtlet\u00ed a komplexn\u00ed kontrolu speci\u00e1ln\u00ed inspek\u010dn\u00ed agenturou ka\u017edoro\u010dn\u011b. Anemometry kalibrujte alespo\u0148 jednou ro\u010dn\u011b.<\/p>\n\n\n\n<p><strong>M\u016f\u017eeme instalovat pouze kolejnicov\u00e9 svorky nebo pouze kl\u00edny pod kola?<\/strong><br>Dosa\u017eiteln\u00e9 z hlediska z\u00e1kladn\u00ed bezpe\u010dnosti, ale nedoporu\u010duje se. Kolejnicov\u00e9 svorky a kl\u00edny pro kola maj\u00ed odli\u0161n\u00e9 principy ochrany \u2013 kolejnicov\u00e9 svorky vyu\u017e\u00edvaj\u00ed t\u0159en\u00ed na kolejnici; kl\u00edny pro kola pou\u017e\u00edvaj\u00ed k zaji\u0161t\u011bn\u00ed kola \u00fahel kl\u00ednu. Jsou redundantn\u00ed; pokud jeden sel\u017ee, druh\u00fd ho udr\u017e\u00ed. Dodate\u010dn\u00e9 n\u00e1klady nestoj\u00ed za kompromis v oblasti bezpe\u010dnosti.<\/p>\n\n\n\n<p><strong>Je dodate\u010dn\u00e1 mont\u00e1\u017e manu\u00e1ln\u00edch kolejnicov\u00fdch sv\u011brek na elektrick\u00e9\/hydraulick\u00e9 obt\u00ed\u017en\u00e1?<\/strong><br>Z\u00e1le\u017e\u00ed na prostoru pod nohou je\u0159\u00e1bu. V\u011bt\u0161ina je\u0159\u00e1b\u016f m\u00e1 standardizovan\u00e9 z\u00e1kladny pro upevn\u011bn\u00ed sv\u011brek, tak\u017ee jejich v\u00fdm\u011bna za elektrick\u00e9 nebo elektrohydraulick\u00e9 sv\u011brky obvykle nevy\u017eaduje \u0159ez\u00e1n\u00ed ani sva\u0159ov\u00e1n\u00ed hlavn\u00ed konstrukce. Je v\u0161ak zapot\u0159eb\u00ed zdroj nap\u00e1jen\u00ed v bl\u00edzkosti sv\u011brky \u2013 pokud p\u016fvodn\u00ed ru\u010dn\u00ed sv\u011brka nem\u011bla z\u00e1suvku, p\u0159id\u00e1n\u00ed kabelov\u00fdch \u017elab\u016f a kabel\u00e1\u017ee vy\u017eaduje ur\u010ditou pr\u00e1ci. Krom\u011b toho je nutn\u00e1 elektrick\u00e1 \u00faprava pro propojen\u00ed se syst\u00e9mem \u0159\u00edzen\u00ed pojezdu; to vy\u017eaduje n\u011bkoho se znalost\u00ed logiky \u0159\u00edzen\u00ed je\u0159\u00e1bu.<\/p>\n\n\n\n<p><strong>Jak \u010dasto by se m\u011bla vym\u011b\u0148ovat ocelov\u00e1 lana v\u011btrn\u00fdch kabel\u016f?<\/strong><br>Neexistuje \u017e\u00e1dn\u00fd pevn\u00fd cyklus, ale existuj\u00ed normy pro se\u0161rotov\u00e1n\u00ed \u2013 viz GB\/T 5972 (specifikace pro se\u0161rotov\u00e1n\u00ed ocelov\u00fdch lan je\u0159\u00e1b\u016f). Vym\u011b\u0148te, pokud jsou dr\u00e1ty p\u0159etr\u017een\u00e9, dojde k siln\u00e9 korozi, zmen\u0161en\u00ed pr\u016fm\u011bru &gt;7% atd. Dal\u0161\u00ed snadno p\u0159ehl\u00ed\u017een\u00e1 polo\u017eka: koncovky lan a t\u0159meny jsou tak\u00e9 nam\u00e1han\u00e9 sou\u010d\u00e1sti. Zkontrolujte je p\u0159i ka\u017ed\u00e9 kontrole p\u0159ed\/po tajfunu. Vym\u011b\u0148te, pokud jsou zjevn\u011b deformovan\u00e9.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"your-project-we-help-you-configure\">V\u00e1\u0161 projekt, my v\u00e1m pom\u016f\u017eeme s konfigurac\u00ed<\/h2>\n\n\n\n<p>V\u011btrn\u00e9 podm\u00ednky, typ kolejnice a rozpo\u010det ka\u017ed\u00e9ho projektu se li\u0161\u00ed. Tento \u010dl\u00e1nek v\u00e1m pom\u016f\u017ee vytvo\u0159it r\u00e1mec pro v\u00fdb\u011br a krit\u00e9ria pro posouzen\u00ed. Pro konkr\u00e9tn\u00ed projekt \u2013 maxim\u00e1ln\u00ed rychlost v\u011btru v dan\u00e9 lokalit\u011b, model kolejnice, rozpo\u010dtov\u00e1 omezen\u00ed, po\u017eadavky na dodr\u017eov\u00e1n\u00ed p\u0159edpis\u016f pro v\u00fdvoz \u2013 v\u0161ak neexistuje univerz\u00e1ln\u00ed odpov\u011b\u010f.<\/p>\n\n\n\n<p>M\u00edsto h\u00e1d\u00e1n\u00ed konfigurac\u00ed z norem n\u00e1m po\u0161lete sv\u00e9 parametry. <a href=\"https:\/\/www.kscranegroup.com\/cs\/\">JE\u0158\u00c1B KUANGSHAN<\/a> Ji\u017e v\u00edce ne\u017e deset let se zab\u00fdv\u00e1me exportn\u00edmi projekty port\u00e1lov\u00fdch je\u0159\u00e1b\u016f v Asii, Africe a na St\u0159edn\u00edm v\u00fdchod\u011b. M\u016f\u017eeme v\u00e1m poskytnout individu\u00e1ln\u00ed \u0159e\u0161en\u00ed konfigurace a cenovou nab\u00eddku na ochranu p\u0159ed v\u011btrem.<\/p>","protected":false},"excerpt":{"rendered":"P\u0159i jedn\u00e9 v\u00fdznamn\u00e9 nehod\u011b v p\u0159\u00edstavu byl 40tunov\u00fd port\u00e1lov\u00fd je\u0159\u00e1b str\u017een z konce kolej\u00ed n\u00e1hl\u00fdm poryvem v\u011btru, co\u017e zp\u016fsobilo p\u0159evr\u00e1cen\u00ed cel\u00e9ho stroje. Vy\u0161et\u0159ov\u00e1n\u00ed zjistilo, \u017ee kolejnicov\u00e1 svorka byla nainstalov\u00e1na, ale nikdo ji ten den neut\u00e1hl. V\u00edtr foukal p\u0159\u00edli\u0161 rychle \u2013 a absence spolehliv\u00e9ho syst\u00e9mu ochrany port\u00e1lov\u00e9ho je\u0159\u00e1bu p\u0159ed v\u011btrem zp\u016fsobila [\u2026]","protected":false},"featured_media":11666,"parent":0,"menu_order":0,"template":"single-SEO-Table.php","posts_category":[189],"posts_tag":[777,775,776],"acf":[],"_links":{"self":[{"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/xmxposts\/11659"}],"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":5,"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/xmxposts\/11659\/revisions"}],"predecessor-version":[{"id":11736,"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/xmxposts\/11659\/revisions\/11736"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/media\/11666"}],"wp:attachment":[{"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/media?parent=11659"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/posts_category?post=11659"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.kscranegroup.com\/cs\/wp-json\/wp\/v2\/posts_tag?post=11659"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}