{"id":10919,"date":"2025-02-15T08:53:02","date_gmt":"2025-02-15T08:53:02","guid":{"rendered":"https:\/\/www.hndfcrane.com\/?post_type=posts&#038;p=10919"},"modified":"2025-02-15T08:53:04","modified_gmt":"2025-02-15T08:53:04","slug":"overhead-crane-failures-and-repair","status":"publish","type":"posts","link":"https:\/\/www.hndfcrane.com\/cs\/posts\/overhead-crane-failures-and-repair\/","title":{"rendered":"Poruchy a opravy mostov\u00fdch je\u0159\u00e1b\u016f: Z\u00e1kladn\u00ed \u0159e\u0161en\u00ed pro kovov\u00e9 konstrukce a pojezdov\u00e9 mechanismy"},"content":{"rendered":"<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><p>Obsah<\/p><nav><ul><li><a href=\"#failures-and-repair-of-overhead-crane-metal-structures\">Poruchy a opravy kovov\u00fdch konstrukc\u00ed mostov\u00fdch je\u0159\u00e1b\u016f<\/a><\/li><li><a href=\"#failures-and-repair-of-overhead-crane-travel-mechanism\">Poruchy a opravy pojezdov\u00e9ho mechanismu mostov\u00e9ho je\u0159\u00e1bu<\/a><ul><li><a href=\"#bridge-travel-mechanism\">Mostov\u00fd cestovn\u00ed mechanismus<\/a><\/li><li><a href=\"#overhead-crane-trolley-travel-mechanism\">Pojezdov\u00fd mechanismus mostov\u00e9ho je\u0159\u00e1bu<\/a><\/li><\/ul><\/li><li><a href=\"#conclusion\">Z\u00e1v\u011br<\/a><\/li><li><a href=\"#related-blogs\">Souvisej\u00edc\u00ed blogy<\/a><\/li><\/ul><\/nav><\/div>\n\n\n\n<p>Zvedac\u00ed stroje b\u011bhem pou\u017e\u00edv\u00e1n\u00ed nevyhnuteln\u011b st\u00e1rne a opot\u0159ebov\u00e1vaj\u00ed se, co\u017e vede k r\u016fzn\u00fdm poruch\u00e1m. Tento \u010dl\u00e1nek poskytuje komplexn\u00ed anal\u00fdzu poruch a oprav mostov\u00fdch je\u0159\u00e1b\u016f, v\u010detn\u011b \u00fanavov\u00fdch trhlin a deformac\u00ed v kovov\u00e9 konstrukci, jako\u017e i \u0161ikm\u00e9ho pojezdu a okusov\u00e1n\u00ed kolejnice v pojezdov\u00e9m mechanismu. Pochopen\u00edm t\u011bchto poruch a jejich \u0159e\u0161en\u00ed lze v\u00fdrazn\u011b zlep\u0161it efektivitu \u00fadr\u017eby a spolehlivost mostov\u00e9ho je\u0159\u00e1bu.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"1280\" height=\"853\" src=\"https:\/\/www.hndfcrane.com\/wp-content\/uploads\/2025\/02\/Overhead-Crane-Metal-Structures-and-Travel-Mechanism-Failures-and-Repair.jpg\" alt=\"\" class=\"wp-image-10921\"\/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"failures-and-repair-of-overhead-crane-metal-structures\">Poruchy a opravy kovov\u00fdch konstrukc\u00ed mostov\u00fdch je\u0159\u00e1b\u016f<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Selh\u00e1n\u00ed<\/th><th>P\u0159\u00ed\u010diny<\/th><th>Opravit<\/th><\/tr><\/thead><tbody><tr><td>\u00danavov\u00e9 trhliny ve stoji hlavn\u00edho nosn\u00edku nebo kryc\u00ed desce<\/td><td>P\u0159et\u00ed\u017een\u00ed na dlouhou dobu<\/td><td>Trhliny men\u0161\u00ed nebo rovn\u00e9 0,1 mm pou\u017eijte k jejich vyhlazen\u00ed brusn\u00fd kotou\u010d. U v\u011bt\u0161\u00edch trhlin vyvrtejte otvory v\u011bt\u0161\u00ed ne\u017e \u03a6 8 mm na obou konc\u00edch trhliny, pot\u00e9 vytvo\u0159te 60\u00b0 dr\u00e1\u017eku pod\u00e9l obou stran trhliny a prove\u010fte opravy sva\u0159ov\u00e1n\u00edm. U kritick\u00fdch nosn\u00fdch sou\u010d\u00e1st\u00ed vyztu\u017ete opravenou oblast dal\u0161\u00edmi deskami, abyste zajistili pevnost.<\/td><\/tr><tr><td>Vlnovit\u00e1 deformace ve stoji hlavn\u00edho nosn\u00edku<\/td><td>P\u0159et\u00ed\u017een\u00ed zp\u016fsobuj\u00edc\u00ed lok\u00e1ln\u00ed nestabilitu stojiny<\/td><td>Pro korekci deformace pou\u017eijte rovn\u00e1n\u00ed plamenem. K uvoln\u011bn\u00ed vnit\u0159n\u00edho pnut\u00ed pou\u017eijte kladivo. P\u0159\u00edsn\u011b zak\u00e1zat p\u0159et\u011b\u017eov\u00e1n\u00ed v budoucnu.<\/td><\/tr><tr><td>Bo\u010dn\u00ed ohyb hlavn\u00edho nosn\u00edku<\/td><td>Kombinovan\u00e9 pracovn\u00ed nam\u00e1h\u00e1n\u00ed, nespr\u00e1vn\u00e1 p\u0159eprava nebo skladov\u00e1n\u00ed<\/td><td>Pou\u017eijte rovn\u00e1n\u00ed plamenem zah\u0159\u00e1t\u00edm konvexn\u00ed strany hlavn\u00edho nosn\u00edku a podle pot\u0159eby pou\u017eijte vhodn\u00e9 zved\u00e1ky a stahovac\u00ed n\u00e1stroje.<\/td><\/tr><tr><td>Deformace poklesu hlavn\u00edho nosn\u00edku<\/td><td>Struktur\u00e1ln\u00ed nap\u011bt\u00ed v hlavn\u00edm nosn\u00edku, vlnov\u00e1 deformace stojiny, p\u0159et\u00ed\u017een\u00ed, tepeln\u00e9 \u00fa\u010dinky, nespr\u00e1vn\u00e9 skladov\u00e1n\u00ed nebo p\u0159eprava a dal\u0161\u00ed faktory<\/td><td>Pro korekci pou\u017eijte metodu p\u0159edp\u011bt\u00ed. Po narovn\u00e1n\u00ed plamenem vyztu\u017ete spodn\u00ed kryc\u00ed plech hlavn\u00edho nosn\u00edku kan\u00e1lovou ocel\u00ed.<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Poruchy a opravy kovov\u00fdch konstrukc\u00ed mostov\u00fdch je\u0159\u00e1b\u016f<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"failures-and-repair-of-overhead-crane-travel-mechanism\">Poruchy a opravy pojezdov\u00e9ho mechanismu mostov\u00e9ho je\u0159\u00e1bu<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"bridge-travel-mechanism\">Mostov\u00fd cestovn\u00ed mechanismus<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Selh\u00e1n\u00ed<\/th><th>P\u0159\u00ed\u010diny<\/th><th>Opravit<\/th><\/tr><\/thead><tbody><tr><td rowspan=\"6\">Mostn\u00ed nosn\u00edk zkosen\u00ed a <a href=\"https:\/\/www.hndfcrane.com\/cs\/posts\/how-to-quickly-solve-overhead-crane-rail-gnawing\/\">hlod\u00e1n\u00ed kolej\u00ed<\/a><\/td><td>P\u0159\u00edli\u0161 velk\u00fd rozd\u00edl v pr\u016fm\u011bru mezi dv\u011bma hnac\u00edmi koly<\/td><td>Zm\u011b\u0159te, obrobte a vym\u011b\u0148te <a href=\"https:\/\/www.hndfcrane.com\/cs\/crane-wheels\/\">je\u0159\u00e1bov\u00e1 kola<\/a><\/td><\/tr><tr><td>Hnac\u00ed kola nejsou pln\u011b v kontaktu s kolejnic\u00ed<\/td><td>Vyva\u017ete kolejnice a nastavte kolo<\/td><\/tr><tr><td>Nadm\u011brn\u00e1 horizont\u00e1ln\u00ed odchylka kola<\/td><td>Zkontrolujte a odstra\u0148te nadm\u011brn\u00e9 horizont\u00e1ln\u00ed vych\u00fdlen\u00ed kola<\/td><\/tr><tr><td>Deformace kovov\u00e9 konstrukce<\/td><td>Opravit<\/td><\/tr><tr><td>Nadm\u011brn\u00e9 odchylky rozchodu, bo\u010dn\u00ed p\u0159\u00edmosti a v\u00fd\u0161kov\u00e9ho rozd\u00edlu mezi dv\u011bma kolejnicemi<\/td><td>Nastavte kolejnici a zajist\u011bte, aby instalace kolejnice spl\u0148ovala technick\u00e9 po\u017eadavky<\/td><\/tr><tr><td>Olej nebo n\u00e1mraza na povrchu kolejnice<\/td><td>Odstra\u0148te olej a n\u00e1mrazu<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Poruchy a opravy pojezdov\u00e9ho mechanismu mostu mostov\u00e9ho je\u0159\u00e1bu<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"overhead-crane-trolley-travel-mechanism\">Pojezdov\u00fd mechanismus mostov\u00e9ho je\u0159\u00e1bu<\/h3>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>Selh\u00e1n\u00ed<\/th><th>P\u0159\u00ed\u010diny<\/th><th>Opravit<\/th><\/tr><\/thead><tbody><tr><td rowspan=\"4\">Roil smyk<\/td><td>Olej na kolejnici&nbsp;<\/td><td>\u010cist\u00fd<\/td><\/tr><tr><td>Zat\u00ed\u017een\u00ed kol nen\u00ed rovnom\u011brn\u00e9<\/td><td>Upravte zat\u00ed\u017een\u00ed kola<\/td><\/tr><tr><td>Rozd\u00edl ve v\u00fd\u0161ce horn\u00ed \u010d\u00e1sti kolejnice je p\u0159i stejn\u00e9m pr\u016f\u0159ezu p\u0159\u00edli\u0161 velk\u00fd<\/td><td>Nastavte kolejnici tak, aby vyhovovala technick\u00fdm po\u017eadavk\u016fm<\/td><\/tr><tr><td>Startujte nebo brzd\u011bte p\u0159\u00edli\u0161 prudce<\/td><td>Zm\u011b\u0148te zp\u016fsob spou\u0161t\u011bn\u00ed motoru, zvolte nav\u00edjec\u00ed motor<\/td><\/tr><tr><td>Voz\u00edk se p\u0159i startov\u00e1n\u00ed krout\u00ed<\/td><td>Nerovnom\u011brn\u00fd tlak v kole nebo se zvedne jedno hnac\u00ed kolo. Ohryz\u00e1v\u00e1n\u00ed kolej\u00ed.<\/td><td>Upravte probl\u00e9m, \u017ee se kolejnice dot\u00fdkaj\u00ed pouze t\u0159i kola. Vy\u0159e\u0161it hlod\u00e1n\u00ed kolej\u00ed.<\/td><\/tr><\/tbody><\/table><figcaption class=\"wp-element-caption\">Poruchy a opravy pojezdov\u00e9ho mechanismu mostov\u00e9ho je\u0159\u00e1bu<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"conclusion\">Z\u00e1v\u011br<\/h2>\n\n\n\n<p>V\u00fd\u0161e uveden\u00e9 nasti\u0148uje b\u011b\u017en\u00e9 poruchy mostov\u00fdch je\u0159\u00e1b\u016f a zp\u016fsoby oprav b\u011bhem provozu, \u0159e\u0161\u00ed probl\u00e9my jak kovov\u00fdch konstrukc\u00ed, tak pojezdov\u00fdch mechanism\u016f. Anal\u00fdzou p\u0159\u00ed\u010din t\u011bchto poruch a poskytnut\u00edm praktick\u00fdch \u0159e\u0161en\u00ed oprav si tato p\u0159\u00edru\u010dka klade za c\u00edl zlep\u0161it va\u0161e znalosti o efektivn\u00ed \u00fadr\u017eb\u011b za\u0159\u00edzen\u00ed a odstra\u0148ov\u00e1n\u00ed probl\u00e9m\u016f, zajistit bezpe\u010dn\u011bj\u0161\u00ed provoz, zkr\u00e1cen\u00ed prostoj\u016f, zlep\u0161enou produktivitu, prodlou\u017eenou \u017eivotnost za\u0159\u00edzen\u00ed a \u00fasporu n\u00e1klad\u016f pro pr\u016fmyslov\u00e1 za\u0159\u00edzen\u00ed.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"related-blogs\">Souvisej\u00edc\u00ed blogy<\/h2>\n\n\n\n<p><a href=\"https:\/\/www.hndfcrane.com\/cs\/posts\/overhead-crane-hoisting-mechanisms-failures-and-repair\/\">Poruchy a opravy zvedac\u00edch mechanism\u016f mostov\u00e9ho je\u0159\u00e1bu: B\u011b\u017en\u00e9 probl\u00e9my a \u0159e\u0161en\u00ed sou\u010d\u00e1st\u00ed<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/www.hndfcrane.com\/cs\/posts\/overhead-crane-electrical-system-failures-and-repair\/\">Poruchy a opravy elektrick\u00e9ho syst\u00e9mu mostov\u00e9ho je\u0159\u00e1bu: Elektrick\u00e9 vybaven\u00ed, elektrick\u00e9 ovl\u00e1d\u00e1n\u00ed a obvod<\/a><\/p>\n\n\n\n<p><a href=\"https:\/\/www.hndfcrane.com\/cs\/posts\/overhead-crane-electrical-maintenance-and-inspection\/\">Kritick\u00e1 p\u0159\u00edru\u010dka pro \u00fadr\u017ebu a kontrolu elektrick\u00e9 instalace mostov\u00e9ho je\u0159\u00e1bu<\/a><\/p>","protected":false},"excerpt":{"rendered":"Zvedac\u00ed stroje b\u011bhem pou\u017e\u00edv\u00e1n\u00ed nevyhnuteln\u011b st\u00e1rnou a opot\u0159ebov\u00e1vaj\u00ed se, co\u017e vede k r\u016fzn\u00fdm poruch\u00e1m. Tento \u010dl\u00e1nek poskytuje komplexn\u00ed anal\u00fdzu poruch a oprav mostov\u00fdch je\u0159\u00e1b\u016f, v\u010detn\u011b \u00fanavov\u00fdch trhlin a deformac\u00ed v kovov\u00e9 konstrukci, jako\u017e i \u0161ikm\u00e9ho pohybu a ohlod\u00e1n\u00ed kolejnic v pojezdov\u00e9m mechanismu. Pochopen\u00edm t\u011bchto poruch a jejich \u0159e\u0161en\u00ed se zv\u00fd\u0161\u00ed efektivita \u00fadr\u017eby [\u2026]","protected":false},"featured_media":10921,"parent":0,"menu_order":0,"template":"single-SEO-Table.php","posts_category":[197],"posts_tag":[372,338,373,248,371],"acf":[],"_links":{"self":[{"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/10919"}],"collection":[{"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts"}],"about":[{"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/types\/posts"}],"version-history":[{"count":6,"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/10919\/revisions"}],"predecessor-version":[{"id":10933,"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/10919\/revisions\/10933"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/media\/10921"}],"wp:attachment":[{"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/media?parent=10919"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/posts_category?post=10919"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/posts_tag?post=10919"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}