{"id":3491,"date":"2021-08-24T00:00:00","date_gmt":"2021-08-24T00:00:00","guid":{"rendered":"https:\/\/www.dgcrane.com\/posts\/essential-knowledge-for-crane-lifting-operations\/"},"modified":"2024-09-09T07:00:39","modified_gmt":"2024-09-09T07:00:39","slug":"essential-knowledge-for-crane-lifting-operations","status":"publish","type":"posts","link":"https:\/\/www.dgcrane.com\/cs\/posts\/essential-knowledge-for-crane-lifting-operations\/","title":{"rendered":"Z\u00e1kladn\u00ed znalosti pro operace zved\u00e1n\u00ed je\u0159\u00e1bem"},"content":{"rendered":"

\"\"<\/p>\r\n

Bezpe\u010dnostn\u00ed stanice<\/span><\/h3>\r\n

Nen\u00ed bezpe\u010dn\u00e9 pracovat nebo chodit p\u0159\u00edmo pod vis\u00edc\u00edm p\u0159edm\u011btem, proto\u017ee by v\u00e1s vis\u00edc\u00ed p\u0159edm\u011bt mohl zas\u00e1hnout. P\u0159i zvedac\u00edch operac\u00edch, pod v\u00fdlo\u017en\u00edkem, pod vis\u00edc\u00edm p\u0159edm\u011btem, oblast p\u0159ed zved\u00e1n\u00edm p\u0159edm\u011btu, troj\u00faheln\u00edkov\u00e1 oblast ocelov\u00e9ho lana vodic\u00ed kladky, kolem rychl\u00e9ho lana, postaven\u00ed na \u0161ikm\u00fd h\u00e1k nebo sm\u011br s\u00edly vodic\u00ed kladky, atd. jsou velmi nebezpe\u010dn\u00e1 m\u00edsta. Proto je pozice person\u00e1lu velmi d\u016fle\u017eit\u00e1. Nejen, \u017ee mus\u00edte b\u00fdt v\u017edy pozorn\u00ed, mus\u00edte se tak\u00e9 navz\u00e1jem p\u0159ipom\u00ednat, kontrolovat prov\u00e1d\u011bn\u00ed a p\u0159edch\u00e1zet nehod\u00e1m.<\/p>\r\n

Spr\u00e1vn\u00e9 pochopen\u00ed bezpe\u010dnostn\u00edho faktoru z\u00e1v\u011bsu<\/h3>\r\n

P\u0159i zvedac\u00edch operac\u00edch person\u00e1l spr\u00e1vn\u011b nerozum\u00ed bezpe\u010dnostn\u00edmu faktoru smy\u010dky a \u010dasto si mysl\u00ed, \u017ee ji lze pou\u017e\u00edt bez zlomen\u00ed, co\u017e m\u00e1 za n\u00e1sledek operace s nadv\u00e1hou v\u017edy v nebezpe\u010dn\u00e9m stavu.<\/span><\/p>\r\n

P\u0159i demont\u00e1\u017ei bu\u010fte p\u0159edv\u00eddateln\u00ed<\/h3>\r\n

Demoli\u010dn\u00ed operace mus\u00ed b\u00fdt p\u0159edv\u00eddateln\u00e1 pro r\u016fzn\u00e9 faktory, se kter\u00fdmi se setk\u00e1. Odhadov\u00e1n\u00ed hmotnosti p\u0159edm\u011btu, d\u016fkladnost \u0159ez\u00e1n\u00ed, zv\u00fd\u0161en\u00e9 zat\u00ed\u017een\u00ed ma\u010dkan\u00e9 odebran\u00e9 \u010d\u00e1sti a n\u00e1siln\u00e9 zved\u00e1n\u00ed spojovac\u00ed \u010d\u00e1sti bez kontroly nejsou povoleny.<\/span><\/p>\r\n

Odstra\u0148te chybn\u00e9 operace<\/h3>\r\n

Zvedac\u00ed operace se li\u0161\u00ed od mnoha konstrukc\u00ed. Zahrnuje velkou plochu a \u010dasto pou\u017e\u00edv\u00e1 r\u016fzn\u00e9 jednotky a r\u016fzn\u00e9 typy je\u0159\u00e1b\u016f. Faktory, jako jsou ka\u017edodenn\u00ed provozn\u00ed n\u00e1vyky, v\u00fdkon a rozd\u00edly v p\u0159\u00edkazov\u00fdch sign\u00e1lech, mohou snadno v\u00e9st k chybn\u00fdm operac\u00edm, proto bu\u010fte obzvl\u00e1\u0161t\u011b opatrn\u00ed.<\/p>\r\n

Nezapome\u0148te p\u0159iv\u00e1zan\u00fd p\u0159edm\u011bt upevnit<\/h3>\r\n

P\u0159i zved\u00e1n\u00ed a demont\u00e1\u017ei ve velk\u00e9 v\u00fd\u0161ce by m\u011bl b\u00fdt pro zav\u011b\u0161en\u00fd p\u0159edm\u011bt pou\u017eit \u201ez\u00e1mek\u201c sp\u00ed\u0161e ne\u017e \u201ekapsa\u201c; Pro ostr\u00e9 hrany a rohy zav\u011b\u0161en\u00e9ho p\u0159edm\u011btu je t\u0159eba p\u0159ijmout opat\u0159en\u00ed \u201epodlo\u017eky\u201c.<\/p>\r\n

Lano bubnu nen\u00ed napnut\u00e9<\/h3>\r\n

P\u0159i velk\u00e9m zved\u00e1n\u00ed a demont\u00e1\u017ei je uspo\u0159\u00e1d\u00e1n\u00ed ocelov\u00fdch lan navinut\u00fdch na bubnu je\u0159\u00e1bu nebo motorov\u00e9ho navij\u00e1ku voln\u00e9, co\u017e zp\u016fsobuje vta\u017een\u00ed rychl\u00e9ho lana s velkou z\u00e1t\u011b\u017e\u00ed do svazku lana, co\u017e zp\u016fsobuje prudk\u00e9 ot\u0159esy a snadno ztrat\u00ed stabilitu. V d\u016fsledku toho m\u016f\u017ee v\u00e9st k nebezpe\u010d\u00ed dal\u0161\u00edho provozu a zastaven\u00ed, nezastaviteln\u00e9 trapn\u00e9 situace.<\/p>\r\n

Nespr\u00e1vn\u00fd v\u00fdb\u011br zvedac\u00edch n\u00e1stroj\u016f nebo zvedac\u00edch bod\u016f<\/h3>\r\n

Z\u0159\u00edzen\u00ed zdvihac\u00edch n\u00e1stroj\u016f nebo pou\u017eit\u00ed trubek a konstrukc\u00ed jako zdvihac\u00edch bod\u016f postr\u00e1d\u00e1 teoretick\u00e9 v\u00fdpo\u010dty. Zku\u0161enosti odhadnut\u00e9 zdvihac\u00ed n\u00e1stroje, trubky a konstrukce maj\u00ed nedostate\u010dnou nosnost nebo nedostate\u010dnou m\u00edstn\u00ed nosnost, jedno m\u00edsto se st\u00e1v\u00e1 nestabiln\u00edm, co\u017e m\u00e1 za n\u00e1sledek tot\u00e1ln\u00ed kolaps.<\/p>\r\n

Nerozumn\u00fd v\u00fdb\u011br kladek a lan<\/h3>\r\n

P\u0159i nastavov\u00e1n\u00ed zvedac\u00edho n\u00e1stroje nedoch\u00e1z\u00ed k dostate\u010dn\u00e9mu pochopen\u00ed zm\u011bny s\u00edly lana kladky a kladky \u00favazu v d\u016fsledku zm\u011bny \u00fahlu rychl\u00e9ho lana, ton\u00e1\u017e vodic\u00ed kladky je p\u0159\u00edli\u0161 mal\u00e1, lano \u00favazu kladka je p\u0159\u00edli\u0161 tenk\u00e1 a po p\u0159et\u00ed\u017een\u00ed s\u00edly se lano p\u0159etrhne.<\/p>\r\n

Nezat\u00ed\u017een\u00fd popruh n\u00e1hodn\u011b zav\u011b\u0161uje p\u0159edm\u011bty<\/h3>\r\n

Doch\u00e1z\u00ed k mnoha nehod\u00e1m, jako je tento: zved\u00e1n\u00ed skon\u010dilo, kdy\u017e h\u00e1k b\u011b\u017e\u00ed s pr\u00e1zdn\u00fdm lanov\u00fdm popruhem, popruh ve voln\u00e9m stavu t\u00e1hne nezah\u00e1knut\u00fd p\u0159edm\u011bt nebo jin\u00e9 p\u0159edm\u011bty, Pokud je\u0159\u00e1bn\u00edk nebo velitel v\u010das nezareaguje , je snadn\u00e9 zp\u016fsobit nehody a takov\u00e9 nehody maj\u00ed velmi \u0161patn\u00e9 n\u00e1sledky pro oper\u00e1tory a je\u0159\u00e1by.<\/p>","protected":false},"excerpt":{"rendered":"Bezpe\u010dnostn\u00ed stanice Nen\u00ed bezpe\u010dn\u00e9 pracovat nebo chodit p\u0159\u00edmo pod vis\u00edc\u00edm p\u0159edm\u011btem, proto\u017ee by v\u00e1s vis\u00edc\u00ed p\u0159edm\u011bt mohl zas\u00e1hnout. P\u0159i zvedac\u00edch operac\u00edch, pod v\u00fdlo\u017en\u00edkem, pod vis\u00edc\u00edm p\u0159edm\u011btem, oblast p\u0159ed zved\u00e1n\u00edm p\u0159edm\u011btu, troj\u00faheln\u00edkov\u00e1 oblast ocelov\u00e9ho lana vodic\u00ed kladky, kolem rychl\u00e9ho lana, stoj\u00edc\u00edho na [\u2026]","protected":false},"featured_media":3492,"parent":0,"menu_order":0,"template":"","posts_category":[351],"posts_tag":[7,32,41,45,35,27,38,33,34],"class_list":["post-3491","posts","type-posts","status-publish","has-post-thumbnail","hentry","posts_category-blog","posts_tag-crane","posts_tag-crane-news","posts_tag-crane-posts","posts_tag-eot-crane","posts_tag-gantry-cranes","posts_tag-hoist","posts_tag-jib-cranes","posts_tag-news","posts_tag-overhead-cranes"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/3491"}],"collection":[{"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts"}],"about":[{"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/types\/posts"}],"version-history":[{"count":2,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/3491\/revisions"}],"predecessor-version":[{"id":3522,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/3491\/revisions\/3522"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/media\/3492"}],"wp:attachment":[{"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/media?parent=3491"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/posts_category?post=3491"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/posts_tag?post=3491"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}