{"id":7292,"date":"2023-04-23T07:58:30","date_gmt":"2023-04-23T07:58:30","guid":{"rendered":"https:\/\/www.hndfcrane.com\/?post_type=posts&p=7292"},"modified":"2024-09-09T06:48:32","modified_gmt":"2024-09-09T06:48:32","slug":"how-to-calculate-bridge-crane-wheel-load","status":"publish","type":"posts","link":"https:\/\/www.hndfcrane.com\/cs\/posts\/how-to-calculate-bridge-crane-wheel-load\/","title":{"rendered":"Jak vypo\u010d\u00edtat zat\u00ed\u017een\u00ed kola mostov\u00e9ho je\u0159\u00e1bu"},"content":{"rendered":"

Mostov\u00e9 je\u0159\u00e1by jsou dnes b\u011b\u017en\u00fdm zvedac\u00edm n\u00e1strojem v mnoha pr\u016fmyslov\u00fdch odv\u011btv\u00edch a je d\u016fle\u017eit\u00e9 zajistit, aby fungovaly v r\u00e1mci sv\u00fdch bezpe\u010dn\u00fdch limit\u016f zat\u00ed\u017een\u00ed. Kl\u00ed\u010dov\u00fdm aspektem je v\u00fdpo\u010det zat\u00ed\u017een\u00ed kol je\u0159\u00e1bu. Zat\u00ed\u017een\u00ed kol se t\u00fdk\u00e1 hmotnosti, kterou mus\u00ed ka\u017ed\u00e9 kolo na je\u0159\u00e1bu un\u00e9st, v\u010detn\u011b hmotnosti samotn\u00e9ho je\u0159\u00e1bu, p\u0159\u00edpadn\u00fdch dal\u0161\u00edch zat\u00ed\u017een\u00ed a hmotnosti nosn\u00e9 konstrukce. V\u00fdpo\u010det zat\u00ed\u017een\u00ed kol mostov\u00e9ho je\u0159\u00e1bu je z\u00e1sadn\u00ed, proto\u017ee p\u0159et\u00ed\u017een\u00ed je\u0159\u00e1bu m\u016f\u017ee v\u00e9st k po\u0161kozen\u00ed komponent\u016f je\u0159\u00e1bu a dokonce k nehod\u00e1m, kter\u00e9 ohro\u017euj\u00ed person\u00e1l a za\u0159\u00edzen\u00ed. V tomto \u010dl\u00e1nku probereme, jak\u00e9 je zat\u00ed\u017een\u00ed kola mostov\u00e9ho je\u0159\u00e1bu, jak jej vypo\u010d\u00edtat a pro\u010d je d\u016fle\u017eit\u00e9.<\/p>\r\n

Pochopen\u00ed zat\u00ed\u017een\u00ed kola mostov\u00e9ho je\u0159\u00e1bu<\/h2>\r\n

Zat\u00ed\u017een\u00ed kola mostov\u00e9ho je\u0159\u00e1bu je hmotnost, kterou unese ka\u017ed\u00e9 kolo na je\u0159\u00e1bu. Je ur\u010den v\u00fdrobcem a je zalo\u017een na mnoha faktorech, v\u010detn\u011b velikosti a typu je\u0159\u00e1bu, po\u010dtu kol a zam\u00fd\u0161len\u00e9ho pou\u017eit\u00ed je\u0159\u00e1bu. P\u0159ekro\u010den\u00ed nosnosti kola m\u016f\u017ee zp\u016fsobit po\u0161kozen\u00ed konstrukce, selh\u00e1n\u00ed za\u0159\u00edzen\u00ed a dokonce v\u00e1\u017en\u00e9 zran\u011bn\u00ed nebo smrt.<\/p>\r\n

\"MOSTOV\u00dd<\/p>\r\n

Pro\u010d je v\u00fdpo\u010det zat\u00ed\u017een\u00ed kola mostov\u00e9ho je\u0159\u00e1bu d\u016fle\u017eit\u00fd<\/h2>\r\n

Jedn\u00edm z hlavn\u00edch d\u016fvod\u016f pro v\u00fdpo\u010det zat\u00ed\u017een\u00ed je\u0159\u00e1bov\u00fdch kol EOT je zajistit, aby je\u0159\u00e1b pracoval v r\u00e1mci sv\u00e9 specifikovan\u00e9 kapacity. Ka\u017ed\u00fd je\u0159\u00e1b m\u00e1 maxim\u00e1ln\u00ed nosnost a jej\u00ed p\u0159ekro\u010den\u00ed m\u016f\u017ee v\u00e9st k nehod\u00e1m. V\u00fdpo\u010det zat\u00ed\u017een\u00ed kol mostov\u00e9ho je\u0159\u00e1bu pom\u00e1h\u00e1 ur\u010dit rozlo\u017een\u00ed hmotnosti na ka\u017ed\u00e9 kolo a zaji\u0161\u0165uje, \u017ee je\u0159\u00e1b nebude p\u0159et\u00ed\u017een. P\u0159et\u00ed\u017een\u00ed mostov\u00e9ho je\u0159\u00e1bu m\u016f\u017ee zp\u016fsobit v\u00e1\u017en\u00e9 po\u0161kozen\u00ed stroje nebo, co\u017e je je\u0161t\u011b hor\u0161\u00ed, m\u016f\u017ee v\u00e9st ke katastrofick\u00fdm nehod\u00e1m, jako je selh\u00e1n\u00ed konstrukce, p\u0159evr\u00e1cen\u00ed nebo p\u00e1d n\u00e1kladu.<\/p>\r\n

Dal\u0161\u00edm d\u016fvodem, pro\u010d je d\u016fle\u017eit\u00e9 vypo\u010d\u00edtat zat\u00ed\u017een\u00ed kol EOT je\u0159\u00e1bu, je zajistit, aby nosn\u00e1 konstrukce toto zat\u00ed\u017een\u00ed zvl\u00e1dla. Hmotnost kol se p\u0159en\u00e1\u0161\u00ed na kolejnice, kter\u00e9 zase p\u0159en\u00e1\u0161ej\u00ed zat\u00ed\u017een\u00ed na nosnou konstrukci. Pokud by v\u00e1ha nebyla rozlo\u017eena rovnom\u011brn\u011b, mohl by je\u0159\u00e1b po\u0161kodit dr\u00e1hu nebo dokonce nosnou konstrukci. To m\u016f\u017ee p\u0159edstavovat bezpe\u010dnostn\u00ed riziko pro pracovn\u00edky a tak\u00e9 zp\u016fsobit prostoje a n\u00e1klady na opravy.<\/p>\r\n

V\u00fdpo\u010det zat\u00ed\u017een\u00ed kol mostov\u00e9ho je\u0159\u00e1bu tak\u00e9 pom\u00e1h\u00e1 p\u0159edch\u00e1zet zbyte\u010dn\u00e9mu opot\u0159eben\u00ed komponent\u016f je\u0159\u00e1bu. Kola, lo\u017eiska a p\u0159evodovky jsou b\u011bhem provozu vystaveny velk\u00e9mu nam\u00e1h\u00e1n\u00ed a nam\u00e1h\u00e1n\u00ed. Rovnom\u011brn\u00e9 rozlo\u017een\u00ed hmotnosti na kola sni\u017euje nam\u00e1h\u00e1n\u00ed ka\u017ed\u00e9 sou\u010d\u00e1sti, sni\u017euje pravd\u011bpodobnost poruchy a prodlu\u017euje \u017eivotnost je\u0159\u00e1bu.<\/p>\r\n

V\u00fdpo\u010det zat\u00ed\u017een\u00ed kola mostov\u00e9ho je\u0159\u00e1bu<\/h2>\r\n

Zat\u00ed\u017een\u00ed kola mostov\u00e9ho je\u0159\u00e1bu zahrnuje maxim\u00e1ln\u00ed zat\u00ed\u017een\u00ed kola a minim\u00e1ln\u00ed zat\u00ed\u017een\u00ed kola. Maxim\u00e1ln\u00ed zat\u00ed\u017een\u00ed kola je\u0159\u00e1bu je zat\u00ed\u017een\u00ed kola velk\u00e9ho automobilu v krajn\u00ed poloze pln\u011b nalo\u017een\u00e9ho automobilu v bl\u00edzkosti koncov\u00e9ho nosn\u00edku a minim\u00e1ln\u00ed zat\u00ed\u017een\u00ed kola je zat\u00ed\u017een\u00ed kola velk\u00e9ho kola automobilu na jednom konci rozp\u011bt\u00ed kdy\u017e je v\u016fz vylo\u017een uprost\u0159ed rozp\u011bt\u00ed.<\/p>\r\n

Maxim\u00e1ln\u00ed zat\u00ed\u017een\u00ed kola (pln\u00e9 zat\u00ed\u017een\u00ed)=(G-G1)\/n+(Q+G1+G2)*(L-L1)\/2*L<\/p>\r\n

Minim\u00e1ln\u00ed zat\u00ed\u017een\u00ed kola (pln\u00e9 zat\u00ed\u017een\u00ed)=(G-G1)\/n+(Q+G1+G2)*L1\/2*L<\/p>\r\n

Maxim\u00e1ln\u00ed zat\u00ed\u017een\u00ed kola (bez zat\u00ed\u017een\u00ed)=(G-G1)\/n+(G1+G2)*(L-L1)\/2*L<\/p>\r\n

Minim\u00e1ln\u00ed zat\u00ed\u017een\u00ed kola (bez zat\u00ed\u017een\u00ed)=(G-G1)\/n+(G1+G2)*L1\/2*L<\/p>\r\n

G = celkov\u00e1 hmotnost je\u0159\u00e1bu (v\u010detn\u011b voz\u00edku)<\/p>\r\n

G1 = Hmotnost voz\u00edku<\/p>\r\n

G2 = hmotnost rozmetadla<\/p>\r\n

Q = hmotnost n\u00e1kladu<\/p>\r\n

L = rozp\u011bt\u00ed<\/p>\r\n

n = po\u010det kol na je\u0159\u00e1bu<\/p>\r\n

L1 = minim\u00e1ln\u00ed vzd\u00e1lenost od osy h\u00e1ku k ose koncov\u00e9ho nosn\u00edku<\/p>\r\n

Faktory ovliv\u0148uj\u00edc\u00ed zat\u00ed\u017een\u00ed kola mostov\u00e9ho je\u0159\u00e1bu<\/h2>\r\n

Hmotnost N\u00e1kladu<\/h3>\r\n

Jedn\u00edm z nejv\u00fdznamn\u011bj\u0161\u00edch faktor\u016f ovliv\u0148uj\u00edc\u00edch zat\u00ed\u017een\u00ed kola mostov\u00e9ho je\u0159\u00e1bu je hmotnost zvedan\u00e9ho b\u0159emene. S rostouc\u00ed hmotnost\u00ed n\u00e1kladu roste i zat\u00ed\u017een\u00ed kola. To m\u016f\u017ee zp\u016fsobit nadm\u011brn\u00e9 nam\u00e1h\u00e1n\u00ed sou\u010d\u00e1st\u00ed je\u0159\u00e1bu, co\u017e m\u016f\u017ee v\u00e9st k poru\u0161e za\u0159\u00edzen\u00ed nebo ohro\u017een\u00ed bezpe\u010dnosti. P\u0159ed pokusem o zved\u00e1n\u00ed pomoc\u00ed mostov\u00e9ho je\u0159\u00e1bu je z\u00e1sadn\u00ed zn\u00e1t hmotnost b\u0159emene a zajistit, aby m\u011bl je\u0159\u00e1b odpov\u00eddaj\u00edc\u00ed nosnost pro bezpe\u010dnou manipulaci.<\/p>\r\n

Rozp\u011bt\u00ed je\u0159\u00e1bu<\/h3>\r\n

Na zat\u00ed\u017een\u00ed kol m\u00e1 vliv i rozp\u011bt\u00ed je\u0159\u00e1bu, respektive vzd\u00e1lenost mezi koly. \u0160ir\u0161\u00ed rozp\u011bt\u00ed vy\u017eaduje v\u00edce podpory pro udr\u017een\u00ed stability a rovnov\u00e1hy, co\u017e m\u00e1 za n\u00e1sledek vy\u0161\u0161\u00ed zat\u00ed\u017een\u00ed kol. Naopak u\u017e\u0161\u00ed rozpony maj\u00ed ni\u017e\u0161\u00ed zat\u00ed\u017een\u00ed kol. Je d\u016fle\u017eit\u00e9 vybrat si je\u0159\u00e1b s vhodn\u00fdm rozp\u011bt\u00edm pro va\u0161e pot\u0159eby zved\u00e1n\u00ed, aby byl zaji\u0161t\u011bn bezpe\u010dn\u00fd a \u00fa\u010dinn\u00fd provoz.<\/p>\r\n

\"MOSTOV\u00dd<\/p>\r\n

\u00dahel Boomu<\/h3>\r\n

\u00dahel v\u00fdlo\u017en\u00edku nebo ramene, kter\u00e9 vy\u010dn\u00edv\u00e1 z je\u0159\u00e1bu, m\u016f\u017ee tak\u00e9 ovlivnit zat\u00ed\u017een\u00ed kola. Kdy\u017e je v\u00fdlo\u017en\u00edk p\u0159\u00edmo nahoru a dol\u016f, zat\u00ed\u017een\u00ed kol je rovnom\u011brn\u011b rozlo\u017eeno mezi v\u0161echna kola. S rostouc\u00edm \u00fahlem v\u00fdlo\u017en\u00edku se v\u0161ak v\u011bt\u0161\u00ed \u010d\u00e1st hmotnosti p\u0159en\u00e1\u0161\u00ed na kola na jedn\u00e9 stran\u011b je\u0159\u00e1bu, co\u017e zvy\u0161uje zat\u00ed\u017een\u00ed t\u011bchto kol. Spr\u00e1vn\u00e9 um\u00edst\u011bn\u00ed v\u00fdlo\u017en\u00edku m\u016f\u017ee pomoci rovnom\u011brn\u011bji rozlo\u017eit hmotnost a sn\u00ed\u017eit celkov\u00e9 zat\u00ed\u017een\u00ed kola.<\/p>\r\n

Rychlost A Sm\u011br Pohybu<\/h3>\r\n

Rychlost a sm\u011br pohybu je\u0159\u00e1bu m\u016f\u017ee tak\u00e9 ovlivnit zat\u00ed\u017een\u00ed kola. P\u0159i zved\u00e1n\u00ed nebo p\u0159emis\u0165ov\u00e1n\u00ed n\u00e1kladu mohou n\u00e1hl\u00e9 pohyby nebo zm\u011bny sm\u011bru dodate\u010dn\u011b nam\u00e1hat kola a zvy\u0161ovat zat\u00ed\u017een\u00ed kola. Je d\u016fle\u017eit\u00e9 ovl\u00e1dat je\u0159\u00e1b plynule a stabiln\u011b a vyh\u00fdbat se n\u00e1hl\u00fdm pohyb\u016fm nebo zm\u011bn\u00e1m sm\u011bru, kdykoli je to mo\u017en\u00e9.<\/p>\r\n

\u00dadr\u017eba vybaven\u00ed mostov\u00e9ho je\u0159\u00e1bu<\/h2>\r\n

Pravideln\u011b kontrolujte je\u0159\u00e1b<\/strong>: Pravideln\u00e9 kontroly mohou pomoci identifikovat potenci\u00e1ln\u00ed probl\u00e9my d\u0159\u00edve, ne\u017e se stanou v\u00e1\u017en\u00fdmi probl\u00e9my. Alespo\u0148 jednou ro\u010dn\u011b byste m\u011bli zkontrolovat konstrukci je\u0159\u00e1bu, elektrick\u00e9 sou\u010d\u00e1sti a mechanick\u00e9 syst\u00e9my.<\/p>\r\n

Nama\u017ete pohybliv\u00e9 \u010d\u00e1sti<\/strong>: Mostov\u00e9 je\u0159\u00e1by maj\u00ed mnoho pohybliv\u00fdch \u010d\u00e1st\u00ed, kter\u00e9 vy\u017eaduj\u00ed maz\u00e1n\u00ed, aby fungovaly hladce. Nezapome\u0148te pravideln\u011b mazat v\u0161echny pohybliv\u00e9 \u010d\u00e1sti, abyste p\u0159ede\u0161li opot\u0159eben\u00ed.<\/p>\r\n

Provozovatel\u00e9 vlak\u016f<\/strong>: Pro bezpe\u010dn\u00fd a efektivn\u00ed provoz je\u0159\u00e1bu je rozhoduj\u00edc\u00ed \u0159\u00e1dn\u00e9 \u0161kolen\u00ed je\u0159\u00e1bn\u00edk\u016f. Oper\u00e1to\u0159i by m\u011bli b\u00fdt pro\u0161koleni, jak za\u0159\u00edzen\u00ed spr\u00e1vn\u011b obsluhovat a co d\u011blat v p\u0159\u00edpad\u011b nouze.<\/p>\r\n

Aktualizujte vybaven\u00ed podle pot\u0159eby<\/strong>: V pr\u016fb\u011bhu \u010dasu m\u016f\u017ee va\u0161e vybaven\u00ed je\u0159\u00e1bu zastarat nebo vy\u017eadovat upgrady pro zlep\u0161en\u00ed v\u00fdkonu. Udr\u017eujte si aktu\u00e1ln\u00ed informace o nejnov\u011bj\u0161\u00edch technologi\u00edch a v p\u0159\u00edpad\u011b pot\u0159eby zva\u017ete upgrade sv\u00e9ho za\u0159\u00edzen\u00ed.<\/p>\r\n

Udr\u017eujte pracovn\u00ed prostor \u010dist\u00fd<\/strong>: Ujist\u011bte se, \u017ee v okol\u00ed za\u0159\u00edzen\u00ed nejsou ne\u010distoty a nepo\u0159\u00e1dek, abyste p\u0159ede\u0161li nehod\u00e1m.<\/p>\r\n

Dodr\u017eujte doporu\u010den\u00ed v\u00fdrobce<\/strong>: V\u017edy dodr\u017eujte doporu\u010den\u00ed v\u00fdrobce pro \u00fadr\u017ebu a provoz za\u0159\u00edzen\u00ed. To pom\u016f\u017ee zajistit jeho dlouhou \u017eivotnost a bezpe\u010dnost<\/p>\r\n

V\u00fdpo\u010det zat\u00ed\u017een\u00ed kola mostov\u00e9ho je\u0159\u00e1bu je z\u00e1sadn\u00ed pro zaji\u0161t\u011bn\u00ed bezpe\u010dn\u00e9ho a efektivn\u00edho provozu v pr\u016fmyslov\u00fdch za\u0159\u00edzen\u00edch. Po zv\u00e1\u017een\u00ed v\u0161ech faktor\u016f, kter\u00e9 ovliv\u0148uj\u00ed zat\u00ed\u017een\u00ed kola a podle v\u00fd\u0161e uveden\u00fdch krok\u016f, m\u016f\u017eete p\u0159esn\u011b vypo\u010d\u00edtat zat\u00ed\u017een\u00ed kola pro jak\u00fdkoli mostov\u00fd je\u0159\u00e1b.<\/p>","protected":false},"excerpt":{"rendered":"Mostov\u00e9 je\u0159\u00e1by jsou dnes b\u011b\u017en\u00fdm zvedac\u00edm n\u00e1strojem v mnoha pr\u016fmyslov\u00fdch odv\u011btv\u00edch a je d\u016fle\u017eit\u00e9 zajistit, aby fungovaly v r\u00e1mci sv\u00fdch bezpe\u010dn\u00fdch limit\u016f zat\u00ed\u017een\u00ed. Kl\u00ed\u010dov\u00fdm aspektem je v\u00fdpo\u010det zat\u00ed\u017een\u00ed kol je\u0159\u00e1bu. Zat\u00ed\u017een\u00ed kola se vztahuje k hmotnosti, kterou mus\u00ed ka\u017ed\u00e9 kolo na je\u0159\u00e1bu un\u00e9st, v\u010detn\u011b hmotnosti [\u2026]","protected":false},"featured_media":7300,"parent":0,"menu_order":0,"template":"","posts_category":[197],"posts_tag":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/7292"}],"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":3,"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/7292\/revisions"}],"predecessor-version":[{"id":7301,"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/7292\/revisions\/7301"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/media\/7300"}],"wp:attachment":[{"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/media?parent=7292"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/posts_category?post=7292"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.hndfcrane.com\/cs\/wp-json\/wp\/v2\/posts_tag?post=7292"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}