{"id":5074,"date":"2024-05-08T15:44:09","date_gmt":"2024-05-08T07:44:09","guid":{"rendered":"https:\/\/www.sevencrane.com\/?p=5074"},"modified":"2024-05-08T15:44:14","modified_gmt":"2024-05-08T07:44:14","slug":"details-to-pay-attention-to-when-using-crane-hooks","status":"publish","type":"post","link":"https:\/\/www.sevencrane.com\/sk\/details-to-pay-attention-to-when-using-crane-hooks\/","title":{"rendered":"Podrobnosti, ktor\u00fdm treba venova\u0165 pozornos\u0165 pri pou\u017e\u00edvan\u00ed \u017eeriavov\u00fdch h\u00e1kov"},"content":{"rendered":"<p>\u017deriavov\u00fd h\u00e1k je najbe\u017enej\u0161ie pou\u017e\u00edvan\u00e9 zdv\u00edhacie zariadenie pri zdv\u00edhac\u00edch oper\u00e1ci\u00e1ch, ktor\u00e9 nesie cel\u00e9 zdv\u00edhan\u00e9 bremeno. Ke\u010f sa denn\u00e9 kontroly nevykon\u00e1vaj\u00fa spr\u00e1vne, probl\u00e9my ako po\u0161kodenie alebo nestabiln\u00e1 fix\u00e1cia m\u00f4\u017eu \u013eahko vies\u0165 k bezpe\u010dnostn\u00fdm nehod\u00e1m.<\/p>\n\n\n\n<p>1\u3001 Ak\u00e9 s\u00fa typy h\u00e1\u010dikov?<\/p>\n\n\n\n<p>Klasifik\u00e1cia h\u00e1\u010dikov je mimoriadne \u0161irok\u00e1. Celkovo sa d\u00e1 pod\u013ea r\u00f4znych v\u00fdrobn\u00fdch met\u00f3d rozdeli\u0165 na kovan\u00e9 h\u00e1ky a laminovan\u00e9 h\u00e1ky. Pod\u013ea r\u00f4znych tvarov sa daj\u00fa rozdeli\u0165 na jednoh\u00e1\u010diky a dvojh\u00e1\u010diky.<\/p>\n\n\n\n<p>Dnes si predstav\u00edme dva najbe\u017enej\u0161ie typy:<\/p>\n\n\n\n<p>(1) H\u00e1k na pl\u00e1tky<\/p>\n\n\n\n<p>H\u00e1\u010diky na pl\u00e1tky s\u00fa rozdelen\u00e9 na jednoh\u00e1\u010diky a dvojit\u00e9 h\u00e1\u010diky. Tento typ h\u00e1\u010dika m\u00e1 jednoduch\u00fa kon\u0161trukciu, spo\u013eahliv\u00fa prev\u00e1dzku a pohodln\u00fa \u00fadr\u017ebu. Jednoduch\u00e9 h\u00e1ky sa be\u017ene pou\u017e\u00edvaj\u00fa na odlievac\u00edch \u017eeriavoch, zatia\u013e \u010do dvojit\u00e9 h\u00e1ky sa be\u017ene pou\u017e\u00edvaj\u00fa na univerz\u00e1lnych \u017eeriavoch s hmotnos\u0165ou nad 100 ton.<\/p>\n\n\n\n<p>(2) Kovan\u00fd h\u00e1k<\/p>\n\n\n\n<p>Kovan\u00e9 h\u00e1ky s\u00fa rozdelen\u00e9 na jednoduch\u00e9 a dvojit\u00e9. Preto\u017ee sila na jednoduchom h\u00e1ku sa m\u00f4\u017ee odchy\u013eova\u0165, nie je tak\u00e1 stabiln\u00e1 ako symetrick\u00e1 sila na dvojh\u00e1ku. Preto mal\u00e9 a stredn\u00e9 \u017eeriavy s hmotnos\u0165ou ni\u017e\u0161ou ako 75 ton \u010dasto pou\u017e\u00edvaj\u00fa jeden h\u00e1k. \u017deriavy s ton\u00e1\u017eou nad 75 ton \u010dasto pou\u017e\u00edvaj\u00fa dvojit\u00e9 h\u00e1ky.<\/p>\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\/2023\/06\/13111421\/crane-hooks.jpg\" alt=\"\u017eeriavov\u00e9 h\u00e1ky\" class=\"wp-image-4190 lazyload\"\/><noscript><img decoding=\"async\" width=\"750\" height=\"563\" src=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2023\/06\/13111421\/crane-hooks.jpg\" alt=\"\u017eeriavov\u00e9 h\u00e1ky\" class=\"wp-image-4190 lazyload\" srcset=\"https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2023\/06\/13111421\/crane-hooks.jpg 750w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2023\/06\/13111421\/crane-hooks-300x225.jpg 300w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2023\/06\/13111421\/crane-hooks-428x321.jpg 428w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2023\/06\/13111421\/crane-hooks-345x258.jpg 345w, https:\/\/d3fnmw4lwrx8lm.cloudfront.net\/wp-content\/uploads\/2023\/06\/13111421\/crane-hooks-253x190.jpg 253w\" sizes=\"(max-width: 750px) 100vw, 750px\" \/><\/noscript><\/figure>\n\n\n\n<p>2\u3001 Ako urobi\u0165 dobr\u00fa pr\u00e1cu pri ka\u017edodennej \u00fadr\u017ebe h\u00e1\u010dikov?<\/p>\n\n\n\n<p>Bezpe\u010dnos\u0165 a stabilita h\u00e1kov hr\u00e1 d\u00f4le\u017eit\u00fa \u00falohu pri bezpe\u010dnej v\u00fdrobe. Pou\u017e\u00edvan\u00e1 jednotka by mala pravidelne vykon\u00e1va\u0165 denn\u00e9 bezpe\u010dnostn\u00e9 kontroly a \u00fadr\u017ebu h\u00e1ku. Vo v\u0161eobecnosti denn\u00e1 kontrola a \u00fadr\u017eba h\u00e1kov zah\u0155\u0148a nasledovn\u00e9:<\/p>\n\n\n\n<p>(1) Vy\u010distite hlavn\u00e9 telo <a href=\"https:\/\/www.sevencrane.com\/sk\/product\/crane-hook\/\">\u017eeriavov\u00fd h\u00e1k<\/a> zostavte nekoroz\u00edvnym organick\u00fdm rozp\u00fa\u0161\u0165adlom, utrite dosucha a skontrolujte pomocou lupy. Ak sa zistia praskliny, mali by by\u0165 okam\u017eite vymenen\u00e9 a opravn\u00e9 zv\u00e1ranie nie je povolen\u00e9. (2) Skontrolujte stupe\u0148 otvorenia h\u00e1ku a mieru opotrebovania nebezpe\u010dnej \u010dasti.<\/p>\n\n\n\n<p>(3) Skontrolujte, \u010di je opotrebovanie dr\u00e1\u017eky a r\u00e1fika kladky rovnomern\u00e9, \u010di sa oce\u013eov\u00e9 lano zhoduje s dr\u00e1\u017ekou a \u010di je kladka uvo\u013enen\u00e1 alebo sa trasie.<\/p>\n\n\n\n<p>(4) Uistite sa, \u017ee sa oto\u010dn\u00e1 \u010das\u0165 h\u00e1ku vo\u013ene ot\u00e1\u010da a medzera nem\u00f4\u017ee by\u0165 pr\u00edli\u0161 ve\u013ek\u00e1. Ak sa vyskytn\u00fa probl\u00e9my s ot\u00e1\u010dan\u00edm alebo zablokovan\u00edm, skontrolujte, \u010di lo\u017eisk\u00e1 alebo puzdr\u00e1 hriade\u013ea nie s\u00fa po\u0161koden\u00e9 alebo \u010di nie s\u00fa namazan\u00e9.<\/p>\n\n\n\n<p>(5) Skontrolujte po\u0161kodenie hlavn\u00e9ho h\u00e1ku pre\u0165a\u017een\u00edm.<\/p>\n\n\n\n<p>(6) Skontrolujte \u010dasti, ako je ochrann\u00fd plech h\u00e1ku a prie\u010dny nosn\u00edk. Ak je ochrann\u00fd plech ve\u013emi opotrebovan\u00fd, mo\u017eno ho zvari\u0165 a znovu prev\u0155ta\u0165. Pri v\u00fdmene za nov\u00e9 diely je potrebn\u00e9 zabezpe\u010di\u0165, aby mechanick\u00e9 vlastnosti materi\u00e1lu zodpovedali po\u017eiadavk\u00e1m.<\/p>\n\n\n\n<p>(7) Skontrolujte zariadenie proti odpojeniu<\/p>","protected":false},"excerpt":{"rendered":"<p>\u017deriavov\u00fd h\u00e1k je najbe\u017enej\u0161ie pou\u017e\u00edvan\u00e9 zdv\u00edhacie zariadenie pri zdv\u00edhac\u00edch oper\u00e1ci\u00e1ch, ktor\u00e9 nesie cel\u00e9 zdv\u00edhan\u00e9 bremeno. Ke\u010f sa denn\u00e9 kontroly nevykon\u00e1vaj\u00fa spr\u00e1vne, probl\u00e9my ako po\u0161kodenie alebo nestabiln\u00e1 fix\u00e1cia m\u00f4\u017eu \u013eahko vies\u0165 k bezpe\u010dnostn\u00fdm nehod\u00e1m. 1\u3001 Ak\u00e9 s\u00fa typy h\u00e1\u010dikov? Klasifik\u00e1cia h\u00e1\u010dikov je mimoriadne \u0161irok\u00e1. Celkovo,\u2026<\/p>","protected":false},"author":2,"featured_media":486,"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>Details To Pay Attention To When Using Crane Hook<\/title>\n<meta name=\"description\" content=\"The crane hook is the most commonly used lifting device in lifting operations, which bears all the load lifted.\" \/>\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\/sk\/details-to-pay-attention-to-when-using-crane-hooks\/\" \/>\n<meta property=\"og:locale\" content=\"sk_SK\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Details To Pay Attention To When 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