{"id":6979,"date":"2021-08-25T07:08:48","date_gmt":"2021-08-25T07:08:48","guid":{"rendered":"https:\/\/www.hndfcrane.com\/posts\/choose-overhead-crane-wheel-replacement\/"},"modified":"2024-09-09T07:27:10","modified_gmt":"2024-09-09T07:27:10","slug":"choose-overhead-crane-wheel-replacement","status":"publish","type":"posts","link":"https:\/\/www.hndfcrane.com\/cs\/posts\/choose-overhead-crane-wheel-replacement\/","title":{"rendered":"Jak vybrat v\u00fdm\u011bnu kola mostov\u00e9ho je\u0159\u00e1bu"},"content":{"rendered":"<p><p><img loading=\"lazy\" decoding=\"async\" src=\"\/wp-content\/uploads\/2021\/08\/crane-wheel-banner1.jpg\" alt=\" \u0161\u00ed\u0159ka=\"876\" height=\"389\" class=\"alignnone size-full wp-image-12481\" \/>[notphone][symmen_model id=11 cat=news_Info][\/notphone][phone][symmen_model id=12 cat=m-news_share][\/phone]<\/p>\n<p><span>Existuj\u00ed r\u016fzn\u00e9 klasifikace <a href=\"https:\/\/www.hndfcrane.com\/cs\/crane-wheels\/\">kola<\/a> pro <a href=\"https:\/\/www.hndfcrane.com\/cs\/overhead-cranes\/\">mostov\u00e9 je\u0159\u00e1by<\/a>, kter\u00e9 lze klasifikovat podle pou\u017eit\u00ed, s r\u00e1fkem nebo bez n\u011bj, podle b\u011bhounu kola a podle kontaktu s horn\u00ed \u010d\u00e1st\u00ed dr\u00e1hy.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/wp-content\/uploads\/2021\/08\/overhead-crane-wheel-replacement1.jpg\" alt=\" \u0161\u00ed\u0159ka=\"880\" height=\"660\" class=\"alignnone wp-image-12484\" \/><\/p>\n<p><span>P\u0159i v\u00fdm\u011bn\u011b je\u0159\u00e1bov\u00fdch kol, kter\u00e9 maj\u00ed b\u00fdt vybr\u00e1ny v souladu s ustanoven\u00edmi, pak jak si to vybrat? Existuje n\u011bkolik tip\u016f, kter\u00e9 v\u00e1m pomohou p\u0159i v\u00fdm\u011bn\u011b v\u00fdb\u011bru kola.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/wp-content\/uploads\/2021\/08\/overhead-crane-wheel-replacement3.jpg\" alt=\" \u0161\u00ed\u0159ka=\"880\" height=\"660\" class=\"alignnone wp-image-12485\" \/><\/p>\n<p><span>1. \u010c\u00edm del\u0161\u00ed je dr\u00e1ha, t\u00edm hor\u0161\u00ed je p\u0159\u00edmost, t\u00edm je pravd\u011bpodobn\u011bj\u0161\u00ed, \u017ee dojde k \u201eopot\u0159eben\u00ed\u201c. \u0160\u00ed\u0159ka b\u011bhounu kola by proto m\u011bla b\u00fdt \u0161ir\u0161\u00ed ne\u017e \u0161\u00ed\u0159ka rozchodu.<\/span><\/p>\n<ul>\n\t<li>\u0160\u00ed\u0159ka k\u00f3nick\u00e9ho b\u011bhounu kola automobilu by m\u011bla b\u00fdt \u0161ir\u0161\u00ed ne\u017e horn\u00ed povrch dr\u00e1hy 30-40 mm.<\/li>\n\t<li>\u0160\u00ed\u0159ka b\u011bhounu v\u00e1lcov\u00e9ho kola automobilu by m\u011bla b\u00fdt \u0161ir\u0161\u00ed ne\u017e horn\u00ed povrch dr\u00e1hy 25-35 mm.<\/li>\n\t<li>\u0160\u00ed\u0159ka b\u011bhounu v\u00e1lcov\u00e9ho kola voz\u00edku by m\u011bla b\u00fdt o 15-20 mm \u0161ir\u0161\u00ed ne\u017e horn\u00ed povrch dr\u00e1hy.<\/li>\n\t<li>V\u016fle jednoho r\u00e1fkov\u00e9ho kola 5-10 mm na jedn\u00e9 stran\u011b.<\/li>\n<\/ul>\n<p><span>2.Aby se zabr\u00e1nilo vykolejen\u00ed je\u0159\u00e1bu, v\u00fd\u0161ka r\u00e1fku by m\u011bla b\u00fdt: 25-30 mm pro kola se dv\u011bma r\u00e1fky; 20-25 mm pro kola s jedn\u00edm r\u00e1fkem.<\/span><\/p>\n<p>3.<span>Centralizovan\u00fd pohon aktivn\u00edch kol je\u0159\u00e1bu s velk\u00fdm rozp\u011bt\u00edm obecn\u011b pou\u017e\u00edv\u00e1 ku\u017eelov\u00e1 kola, pasivn\u00ed kola vyu\u017e\u00edvaj\u00edc\u00ed v\u00e1lcov\u00e1 kola do ur\u010dit\u00e9 m\u00edry mohou automaticky korigovat velikost vych\u00fdlen\u00ed je\u0159\u00e1bu p\u0159i b\u011bhu, aby se zabr\u00e1nilo naklon\u011bn\u00ed je\u0159\u00e1bu.<\/span><\/p>\n<p><span>4.Aby se sn\u00ed\u017eilo opot\u0159eben\u00ed r\u00e1fku kola a prodlou\u017eila se \u017eivotnost kola, lze bezr\u00e1fkov\u00e9 kolo pou\u017e\u00edt s vodorovn\u00fdm vodic\u00edm kolem k veden\u00ed provozu vodorovn\u00e9ho kola nam\u00edsto provozu veden\u00e9ho r\u00e1fkem, kter\u00fd se m\u016f\u017ee zm\u011bnit kluzn\u00e9 t\u0159en\u00ed mezi r\u00e1fkem kola a bokem dr\u00e1hy na valiv\u00e9 t\u0159en\u00ed mezi vodorovn\u00fdm kolem a stranou dr\u00e1hy, \u010d\u00edm\u017e se sni\u017euje j\u00edzdn\u00ed odpor a zlep\u0161uje se \u017eivotnost kola.<\/span><\/p>\n<p>5. K\u00f3nick\u00e1 kola se obecn\u011b pou\u017e\u00edvaj\u00ed na pojezdov\u00e9m mechanismu se dv\u011bma aktivn\u00edmi koly a dv\u011bma pasivn\u00edmi koly.<\/p>\n<p>6.<span>Velikost pr\u016fm\u011bru kola je z\u00e1visl\u00e1 na velikosti tlakov\u00e9ho zat\u00ed\u017een\u00ed kola (tlak kola na kolej), p\u0159i\u010dem\u017e tlakov\u00e9 zat\u00ed\u017een\u00ed kol je omezeno \u00fanosnost\u00ed z\u00e1kladu koleje. Kdy\u017e je\u0159\u00e1b b\u011b\u017e\u00ed po dr\u00e1ze podep\u0159en\u00e9 pra\u017eci, obecn\u011b je p\u0159\u00edpustn\u00e9 zat\u00ed\u017een\u00ed tlakem kol 100-120 kN; p\u0159i j\u00edzd\u011b po dr\u00e1ze podep\u0159en\u00e9 betonov\u00fdm z\u00e1kladem nebo p\u0159\u00edmo ocelovou konstrukc\u00ed m\u016f\u017ee p\u0159\u00edpustn\u00e9 tlakov\u00e9 zat\u00ed\u017een\u00ed kol dos\u00e1hnout 600 kN.<\/span><\/p>\n<p>Kdy\u017e je nosnost o n\u011bco v\u011bt\u0161\u00ed, lze tlakov\u00e9 zat\u00ed\u017een\u00ed kola sn\u00ed\u017eit zv\u011bt\u0161en\u00edm pr\u016fm\u011bru kola.<\/p>\n<p>Kdy\u017e je nosnost v\u011bt\u0161\u00ed, tlakov\u00e9 zat\u00ed\u017een\u00ed kol se obvykle sni\u017euje zv\u011bt\u0161en\u00edm pr\u016fm\u011bru kola. Aby bylo tlakov\u00e9 zat\u00ed\u017een\u00ed ka\u017ed\u00e9ho kola rovnom\u011brn\u011b rozlo\u017eeno, vezm\u011bte nosn\u00e9 za\u0159\u00edzen\u00ed s rovnom\u011brn\u00fdm (vyva\u017eovac\u00edm) nosn\u00edkem.<\/p>\n<p>U velk\u00fdch je\u0159\u00e1b\u016f se zvl\u00e1\u0161t\u011b velk\u00fdm po\u010dtem kol lze pro zkr\u00e1cen\u00ed d\u00e9lky uspo\u0159\u00e1d\u00e1n\u00ed kol pou\u017e\u00edt dvoukolejnou kolejnici.<\/p>\n<p>7.T<span>kladkov\u00fd pojezdov\u00fd mechanismus dvou aktivn\u00edch kol tlakov\u00e9 zat\u00ed\u017een\u00ed kol by m\u011blo b\u00fdt o n\u011bco v\u011bt\u0161\u00ed ne\u017e tlakov\u00e9 zat\u00ed\u017een\u00ed kol dvou pasivn\u00edch kol.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" src=\"\/wp-content\/uploads\/2021\/08\/overhead-crane-wheel-replacement4.jpg\" alt=\" \u0161\u00ed\u0159ka=\"880\" height=\"652\" class=\"alignnone wp-image-12486\" \/><\/p>\n<p><span>Sou\u010dasn\u011b je t\u0159eba p\u0159i v\u00fdm\u011bn\u011b kol mostov\u00e9ho je\u0159\u00e1bu vz\u00edt v \u00favahu n\u00e1sleduj\u00edc\u00ed tabu:<\/span><\/p>\n<ol>\n\t<li>Ku\u017eelov\u00fd pr\u016fm\u011br kola velk\u00e9ho konce nelze um\u00edstit na vn\u011bj\u0161\u00ed stranu dr\u00e1hy.<\/li>\n\t<li>Zkosen\u00ed b\u011bhounu kola souvis\u00ed s polom\u011brem vrcholu koleje a ku\u017eelov\u00e9 kolo nelze pou\u017e\u00edt s vrcholem koleje bez zak\u0159iven\u00ed.<\/li>\n\t<li>Kolo by m\u011blo b\u00fdt bez zad\u0159en\u00ed a deformace.<\/li>\n\t<li>Vzd\u00e1lenost mezi deskou zametac\u00ed dr\u00e1hy kola a horn\u00edm povrchem dr\u00e1hy by nem\u011bla b\u00fdt v\u011bt\u0161\u00ed ne\u017e 10 mm.<\/li>\n\t<li>Kolo nesm\u00ed m\u00edt vady ovliv\u0148uj\u00edc\u00ed v\u00fdkon a nesm\u00ed m\u00edt praskliny, z\u00e1platov\u00e9 sva\u0159ov\u00e1n\u00ed.<\/li>\n\t<li>Relativn\u00ed opot\u0159eben\u00ed dvou aktivn\u00edch pr\u016fm\u011br\u016f kola by nem\u011blo p\u0159es\u00e1hnout 3\/1000 pr\u016fm\u011bru.<\/li>\n\t<li>Kdy\u017e se pojezdov\u00fd mechanismus spust\u00ed nebo zabrzd\u00ed, aktivn\u00ed kolo by obecn\u011b nem\u011blo prokluzovat.<\/li>\n\t<li>Upev\u0148ovac\u00ed \u0161rouby sk\u0159\u00edn\u011b \u00fahlov\u00e9ho lo\u017eiska kola mus\u00ed m\u00edt opat\u0159en\u00ed proti uvoln\u011bn\u00ed.<\/li>\n<\/ol><\/p>","protected":false},"excerpt":{"rendered":"P\u0159i v\u00fdm\u011bn\u011b je\u0159\u00e1bov\u00fdch kol, kter\u00e1 je t\u0159eba vybrat v souladu s p\u0159edpisy, jak je tedy vybrat? Existuje n\u011bkolik tip\u016f, kter\u00e9 v\u00e1m pomohou s v\u00fdb\u011brem kola. Z\u00e1rove\u0148 je t\u0159eba p\u0159i v\u00fdm\u011bn\u011b je\u0159\u00e1bov\u00fdch kol db\u00e1t na n\u00e1sleduj\u00edc\u00ed tabu: Pr\u016fm\u011br ku\u017eelov\u00e9ho kola na velk\u00e9m konci [\u2026]","protected":false},"featured_media":5963,"parent":0,"menu_order":0,"template":"","posts_category":[197],"posts_tag":[49],"acf":[],"_links":{"self":[{"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/6979"}],"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":1,"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/6979\/revisions"}],"predecessor-version":[{"id":9195,"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/6979\/revisions\/9195"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/media\/5963"}],"wp:attachment":[{"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/media?parent=6979"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/posts_category?post=6979"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/posts_tag?post=6979"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}