{"id":5319,"date":"2024-11-11T15:56:39","date_gmt":"2024-11-11T07:56:39","guid":{"rendered":"https:\/\/www.sevencrane.com\/?p=5319"},"modified":"2024-11-11T15:56:43","modified_gmt":"2024-11-11T07:56:43","slug":"causes-and-solutions-for-brake-failure-in-bridge-cranes","status":"publish","type":"post","link":"https:\/\/www.sevencrane.com\/bs\/causes-and-solutions-for-brake-failure-in-bridge-cranes\/","title":{"rendered":"Uzroci i rje\u0161enja za kvar ko\u010dnice kod mosnih dizalica"},"content":{"rendered":"<p>U industrijskim okru\u017eenjima, mosne dizalice povremeno imaju kvarove na ko\u010dnici, \u0161to mo\u017ee dovesti do opasnog fenomena \u201eklizanja tereta\u201c. Ovo se doga\u0111a kada kranista prestane podizati ili spu\u0161tati teret, ali teret nastavlja da se spu\u0161ta, \u010desto iznad dozvoljene granice od v\/100 (gdje je v nazivna brzina dizanja). Ovo predstavlja ozbiljne rizike ako teret klizi skroz do tla. Drugi problem se javlja kada se ko\u010dnica ne otpu\u0161ta, \u0161to ograni\u010dava mehanizam za podizanje, spre\u010davaju\u0107i kran da postigne svoj puni kapacitet dizanja.<\/p>\n\n\n\n<p><strong>Uzroci nepotpunog ko\u010denja<\/strong><\/p>\n\n\n\n<p>Nepotpuno ko\u010denje, koje omogu\u0107ava klizanje tereta, mo\u017ee proiza\u0107i iz nekoliko faktora:<\/p>\n\n\n\n<ul>\n<li>Istro\u0161enost: \u010cesta upotreba mo\u017ee uzrokovati tro\u0161enje komponenti kao \u0161to su klinovi, rupe i ko\u010dione plo\u010dice, \u0161to dovodi do varijacija u polo\u017eaju kraka ko\u010dnice i smanjenog ko\u010dionog momenta.<\/li>\n\n\n\n<li>Problemi sa oprugom: Slabe ili nepravilno pode\u0161ene glavne opruge smanjuju silu ko\u010denja, \u010desto zbog lo\u0161eg kvaliteta materijala ili zamora.<\/li>\n\n\n\n<li>Neuskla\u0111enost: Radijalno neuskla\u0111enost ko\u010dionog to\u010dka mo\u017ee dovesti do ekscentriciteta, uzrokuju\u0107i smanjenje efikasnosti ko\u010denja.<\/li>\n\n\n\n<li>Neravnomjeran razmak plo\u010dica: Neravnomjeran kontakt izme\u0111u ko\u010dionih plo\u010dica i ko\u010dionog to\u010dka smanjuje obrtni moment, \u010desto zbog nepreciznosti u instalaciji ili labavih vijaka.<\/li>\n\n\n\n<li>Zapre\u010dene ko\u010dnice dugog hoda: Potporni materijal ispod protute\u017ee mo\u017ee smanjiti ko\u010dni moment.<\/li>\n<\/ul>\n\n\n\n<p><strong>Rje\u0161enja za nepotpuno ko\u010denje<\/strong><\/p>\n\n\n\n<p>Da biste vratili pouzdano ko\u010denje, preporu\u010duju se sljede\u0107i koraci:<\/p>\n\n\n\n<ul>\n<li>Zamijenite istro\u0161ene komponente ko\u010dnice i uklonite sve prepreke.<\/li>\n\n\n\n<li>O\u010distite ko\u010dioni kota\u010d i plo\u010dice kerozinom ili benzinom kako biste uklonili one\u010di\u0161\u0107enja.<\/li>\n\n\n\n<li>Ponovo poravnajte ili zamijenite neuskla\u0111ene ko\u010dione kota\u010de.<\/li>\n\n\n\n<li>Podesite zavrtnje i pomo\u0107ne opruge za ravnomerni zazor jastu\u010di\u0107a.<\/li>\n\n\n\n<li>Ponovo postavite ko\u010dnice s precizno\u0161\u0107u kako biste osigurali pravilno poravnanje i uklonili sve dodatne oslonce ispod protutega.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"data:image\/gif;base64,R0lGODlhAQABAIAAAAAAAP\/\/\/yH5BAEAAAAALAAAAAABAAEAAAIBRAA7\" data-src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2024\/05\/28110643\/85t-overhead-crane.jpg\" alt=\"Mostna dizalica 85t\" class=\"wp-image-5104 lazyload\"\/><noscript><img decoding=\"async\" width=\"800\" height=\"600\" src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2024\/05\/28110643\/85t-overhead-crane.jpg\" alt=\"Mostna dizalica 85t\" class=\"wp-image-5104 lazyload\" srcset=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2024\/05\/28110643\/85t-overhead-crane.jpg 800w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2024\/05\/28110643\/85t-overhead-crane-300x225.jpg 300w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2024\/05\/28110643\/85t-overhead-crane-768x576.jpg 768w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2024\/05\/28110643\/85t-overhead-crane-16x12.jpg 16w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2024\/05\/28110643\/85t-overhead-crane-428x321.jpg 428w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2024\/05\/28110643\/85t-overhead-crane-345x258.jpg 345w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2024\/05\/28110643\/85t-overhead-crane-253x190.jpg 253w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/noscript><\/figure>\n\n\n\n<p><strong>Uzroci blokiranja ko\u010dnica<\/strong><\/p>\n\n\n\n<p>Kada se ko\u010dnice ne otpu\u0161taju, uobi\u010dajeni uzroci uklju\u010duju:<\/p>\n\n\n\n<ul>\n<li>Kvar elektromagneta: odspojena zavojnica zaustavlja magnet, spre\u010davaju\u0107i otpu\u0161tanje ko\u010dnice i rezultiraju\u0107i jakim zvukom motora.<\/li>\n\n\n\n<li>Savijene ko\u010dne \u0161ipke: Neuskla\u0111ene \u0161ipke mogu ometati kretanje, uzrokuju\u0107i da ko\u010dnica ostane zatvorena.<\/li>\n\n\n\n<li>Mehani\u010dke prepreke: Komponente ko\u010dionog mehanizma se mogu zaglaviti, blokiraju\u0107i slobodno kretanje.<\/li>\n<\/ul>\n\n\n\n<p><strong>Rje\u0161enja za zaklju\u010davanje ko\u010dnica<\/strong><\/p>\n\n\n\n<p>Da biste rije\u0161ili probleme sa zaklju\u010davanjem ko\u010dnica:<\/p>\n\n\n\n<ul>\n<li>Zamijenite ili ponovo spojite neispravne zavojnice.<\/li>\n\n\n\n<li>Ispravite ili zamijenite savijene \u0161ipke.<\/li>\n\n\n\n<li>Identifikujte i elimini\u0161ite prepreke kako biste osigurali nesmetan rad.<\/li>\n<\/ul>\n\n\n\n<p>Rje\u0161avanje ovih uobi\u010dajenih problema sa ko\u010dnicama poma\u017ee u pobolj\u0161anju sigurnosti i efikasnosti <a href=\"https:\/\/www.sevencrane.com\/bs\/pro_cat\/overhead-crane\/\">mosne dizalice <\/a>operacije, minimiziraju\u0107i rizike u rukovanju materijalom.<\/p>","protected":false},"excerpt":{"rendered":"<p>U industrijskim okru\u017eenjima, mosne dizalice povremeno imaju kvarove na ko\u010dnici, \u0161to mo\u017ee dovesti do opasnog fenomena \u201eklizanja tereta\u201c. Ovo se doga\u0111a kada kranista prestane podizati ili spu\u0161tati teret, ali teret nastavlja da se spu\u0161ta, \u010desto iznad dozvoljene granice od v\/100 (gdje je v nazivna brzina dizanja). Ovo predstavlja ozbiljne rizike\u2026<\/p>","protected":false},"author":2,"featured_media":4264,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Causes and Solutions for Brake Failure in Bridge Cranes<\/title>\n<meta name=\"description\" content=\"In industrial settings, bridge cranes occasionally experience brake failures, which can lead to the dangerous phenomenon of \u201cload slipping.\u201d\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.sevencrane.com\/bs\/causes-and-solutions-for-brake-failure-in-bridge-cranes\/\" \/>\n<meta property=\"og:locale\" content=\"bs_BA\" \/>\n<meta property=\"og:type\" content=\"article\" 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