{"id":1062,"date":"2014-11-15T00:00:00","date_gmt":"2014-11-15T00:00:00","guid":{"rendered":"https:\/\/www.dgcrane.com\/posts\/how-much-factors-that-can-impact-your-eot-crane-runway-alignment\/"},"modified":"2024-09-09T06:46:17","modified_gmt":"2024-09-09T06:46:17","slug":"how-much-factors-that-can-impact-your-eot-crane-runway-alignment","status":"publish","type":"posts","link":"https:\/\/www.dgcrane.com\/cs\/factors-impact-eot-crane-runway-alignment\/","title":{"rendered":"Kolik faktor\u016f m\u016f\u017ee ovlivnit va\u0161i polohu je\u0159\u00e1bov\u00e9 dr\u00e1hy EOT"},"content":{"rendered":"<p><span>Je to n\u011bco, co mnoho spole\u010dnost\u00ed p\u0159ehl\u00ed\u017e\u00ed, ale je to d\u016fle\u017eit\u011bj\u0161\u00ed, ne\u017e si mo\u017en\u00e1 uv\u011bdomujete. Spr\u00e1vn\u011b vyrovnan\u00fd je\u0159\u00e1b je nezbytn\u00fd pro spln\u011bn\u00ed v\u00fdkonnostn\u00edch po\u017eadavk\u016f stanoven\u00fdch pro pr\u016fmysl manipulace s materi\u00e1lem a \u0161patn\u00e9 vyrovn\u00e1n\u00ed m\u016f\u017ee zp\u016fsobit \u0159et\u011bzovou reakci, kter\u00e1 nakonec vede ke zbyte\u010dn\u00e9mu opot\u0159eben\u00ed. Je odpov\u011bdnost\u00ed koncov\u00e9ho u\u017eivatele zajistit, aby tolerance je\u0159\u00e1bu byly v r\u00e1mci po\u017eadavk\u016f stanoven\u00fdch CMAA. Existuje n\u011bkolik faktor\u016f, kter\u00e9 jsou z\u00e1sadn\u00ed pro zaji\u0161t\u011bn\u00ed vyrovn\u00e1n\u00ed va\u0161\u00ed je\u0159\u00e1bov\u00e9 dr\u00e1hy EOT: v\u00fd\u0161kov\u00e9 \u00farovn\u011b, rozp\u011bt\u00ed, p\u0159\u00edmost a celkov\u00fd stav drah.<\/span><\/p>\r\n<h3>Pro\u010d je \u0161patn\u00e9 zarovn\u00e1n\u00ed tak velk\u00fdm probl\u00e9mem?<\/h3>\r\n<p><span>\u0160patn\u00e9 vyrovn\u00e1n\u00ed dr\u00e1hy m\u016f\u017ee zp\u016fsobit najet\u00ed je\u0159\u00e1bu, zkosen\u00ed nebo v\u00e1znut\u00ed. To m\u016f\u017ee v\u00e9st k nadm\u011brn\u00e9mu nam\u00e1h\u00e1n\u00ed nosn\u00edk\u016f p\u0159ist\u00e1vac\u00ed dr\u00e1hy a nosn\u00e9 konstrukce va\u0161\u00ed budovy. Nej\u010dast\u011bji zp\u016fsobuje rozs\u00e1hl\u00e9 opot\u0159eben\u00ed kol a zbyte\u010dn\u011b zat\u011b\u017euje motorov\u00e9 pohony a dal\u0161\u00ed za\u0159\u00edzen\u00ed.<\/span><\/p>\r\n<p><span>Spole\u010dnosti si \u010dasto v\u0161imnou zna\u010dn\u00e9ho opot\u0159eben\u00ed kol a vym\u011bn\u00ed sv\u00e1 kola, m\u00edsto aby kontrolovaly vyrovn\u00e1n\u00ed sv\u00e9 EOT je\u0159\u00e1bov\u00e9 dr\u00e1hy. Je docela mo\u017en\u00e9, \u017ee pokud v\u00e1\u0161 voz\u00edk za\u017e\u00edv\u00e1 rozs\u00e1hl\u00e9 opot\u0159eben\u00ed kol, je to kv\u016fli \u0161patn\u011b srovnan\u00e9 dr\u00e1ze.<\/span><\/p>\r\n<h3>Jak m\u016f\u017ee\u0161 \u0159\u00edct?<\/h3>\r\n<p><span>N\u011bkdy se to ned\u00e1 \u0159\u00edct v\u016fbec. N\u011bkdy se je\u0159\u00e1b ti\u0161e spust\u00ed po dr\u00e1ze a vy netu\u0161\u00edte, \u017ee ve skute\u010dnosti nen\u00ed vyrovn\u00e1n a vytv\u00e1\u0159\u00ed nadm\u011brn\u00e9 zat\u00ed\u017een\u00ed va\u0161eho za\u0159\u00edzen\u00ed a konstrukce budovy. Ale \u010dasto existuj\u00ed varovn\u00e9 sign\u00e1ly, na kter\u00e9 je t\u0159eba d\u00e1vat pozor.<\/span><\/p>\r\n<p><span>Pokud se v\u00e1\u0161 je\u0159\u00e1b pohybuje po dr\u00e1ze a zn\u00ed, jako by praskal nebo jel hlasit\u011b, pravd\u011bpodobn\u011b m\u00e1te probl\u00e9m s dr\u00e1hou. Pokud si nejste jisti, je dobr\u00e9, aby p\u0159i\u0161el odborn\u00edk, aby zkontroloval v\u00e1\u0161 syst\u00e9m a provedl \u00faplnou anal\u00fdzu dr\u00e1hy. CMAA nasti\u0148uje specifikace a sm\u011brnice pro p\u0159ist\u00e1vac\u00ed dr\u00e1hy. CMAA 70-2004 1.4 uv\u00e1d\u00ed, \u017ee p\u0159ist\u00e1vac\u00ed dr\u00e1hy mus\u00ed b\u00fdt rovn\u00e9, rovnob\u011b\u017en\u00e9, vodorovn\u00e9 a ve stejn\u00e9 nadmo\u0159sk\u00e9 v\u00fd\u0161ce. V\u0161echny tyto \u010dty\u0159i faktory jsou extr\u00e9mn\u011b d\u016fle\u017eit\u00e9, a pokud je n\u011bkter\u00fd z nich zdeformov\u00e1n, m\u016f\u017ee to ovlivnit v\u00fdkon je\u0159\u00e1bu a zp\u016fsobit p\u0159ed\u010dasn\u00e9 opot\u0159eben\u00ed.<\/span><\/p>\r\n<p>Specifikace EOT vyrovn\u00e1n\u00ed je\u0159\u00e1bov\u00e9 dr\u00e1hy nast\u00edn\u011bn\u00e9 CMMA a p\u0159ijat\u00e9 n\u011bkolika dal\u0161\u00edmi asociacemi (v\u010detn\u011b Asociace v\u00fdrobc\u016f kovov\u00fdch staveb a Americk\u00e9ho institutu ocelov\u00fdch konstrukc\u00ed) jsou dlouh\u00e9 a pon\u011bkud obt\u00ed\u017en\u011b interpretovateln\u00e9. Ale hlavn\u00ed specifikace, kter\u00e9 je t\u0159eba m\u00edt na pam\u011bti, lze zjednodu\u0161it na n\u00e1sleduj\u00edc\u00ed:<\/p>\r\n<ul>\r\n\t<li>Dr\u00e1hy mus\u00ed m\u00edt plus nebo m\u00ednus (\u00b1) 1\/4 palce v jednom poli a ne v\u00edce ne\u017e plus nebo m\u00ednus 3\u20448 palce po cel\u00e9 d\u00e9lce dr\u00e1hy.<\/li>\r\n\t<li>Tyto tolerance mus\u00ed b\u00fdt zachov\u00e1ny ve \u010dty\u0159ech poloh\u00e1ch: vlevo\/vpravo, nahoru\/dol\u016f, vz\u00e1jemn\u011b rovnob\u011b\u017en\u00e9 a ve vz\u00e1jemn\u00e9 \u00farovni.<\/li>\r\n<\/ul>\r\n<h2>Co ovliv\u0148uje vyrovn\u00e1n\u00ed dr\u00e1hy?<\/h2>\r\n<p>Jak jsme zm\u00ednili d\u0159\u00edve, existuj\u00ed t\u0159i faktory, kter\u00e9 mohou zp\u016fsobit nespr\u00e1vn\u00e9 vyrovn\u00e1n\u00ed drah: rozp\u011bt\u00ed, nadmo\u0159sk\u00e1 v\u00fd\u0161ka, p\u0159\u00edmost a stav dr\u00e1hy.<\/p>\r\n<h3>Rozp\u011bt\u00ed dr\u00e1hy<\/h3>\r\n<p>Za\u010dn\u011bme t\u00edm, \u017ee se pod\u00edv\u00e1me na rozp\u011bt\u00ed dr\u00e1hy. Pokud rozp\u011bt\u00ed va\u0161\u00ed dr\u00e1hy nen\u00ed v toleranci, zp\u016fsob\u00ed to p\u0159ed\u010dasn\u00e9 opot\u0159eben\u00ed syst\u00e9mu a m\u016f\u017ee dokonce v\u00e9st k nat\u00e1\u010den\u00ed je\u0159\u00e1bu. Specifikace pro rozp\u011bt\u00ed dr\u00e1hy jsou n\u00e1sleduj\u00edc\u00ed:<\/p>\r\n<ul>\r\n\t<li>Pokud je va\u0161e rozp\u011bt\u00ed men\u0161\u00ed ne\u017e 50 stop, je povolena celkov\u00e1 tolerance pouze 3\/16 palce.<\/li>\r\n\t<li>Pokud je va\u0161e rozp\u011bt\u00ed 50 a\u017e 100 stop, m\u00e1te povolenou toleranci \u00bc palce.<\/li>\r\n\t<li>U je\u0159\u00e1b\u016f o d\u00e9lce v\u011bt\u0161\u00ed ne\u017e 100 stop je povolena tolerance a\u017e 3\/8 palce.<\/li>\r\n<\/ul>\r\n<p>Tyto tolerance jsou docela mal\u00e9 - zejm\u00e9na ve srovn\u00e1n\u00ed s rozp\u011bt\u00edm dr\u00e1hy. Pokud to rozeberete, \u010d\u00edsla umo\u017e\u0148uj\u00ed maxim\u00e1ln\u00ed rychlost zm\u011bny \u00bc palce na ka\u017ed\u00fdch 20 stop dr\u00e1hy. Pokud p\u0159ekro\u010d\u00edte tyto tolerance a va\u0161e kolejnice nen\u00ed rovn\u00e1, bude se choulit a zp\u016fsob\u00ed, \u017ee se va\u0161e kola a brzdy b\u011bhem kr\u00e1tk\u00e9 doby rychle zhor\u0161\u00ed.<\/p>\r\n<h3>Nadmo\u0159sk\u00e1 v\u00fd\u0161ka dr\u00e1hy<\/h3>\r\n<p><span>Nadmo\u0159sk\u00e1 v\u00fd\u0161ka dr\u00e1hy je dal\u0161\u00edm d\u016fle\u017eit\u00fdm faktorem pro spr\u00e1vn\u00e9 vyrovn\u00e1n\u00ed dr\u00e1hy. Nadmo\u0159sk\u00e1 v\u00fd\u0161ka va\u0161\u00ed ranveje by m\u011bla b\u00fdt do 3\/8 palce na ka\u017ed\u00e9 dr\u00e1ze. U je\u0159\u00e1b\u016f s rozp\u011bt\u00edm men\u0161\u00edm ne\u017e 50 stop by v\u00fd\u0161ka od kolejnice ke kolejnici m\u011bla b\u00fdt do 3\/16 palce, ale u v\u011bt\u0161\u00edch je\u0159\u00e1b\u016f \u2013 s rozp\u011bt\u00edm 50 a\u017e 100 stop \u2013 by m\u011bla b\u00fdt v\u00fd\u0161ka od kolejnice ke kolejnici do 1\/4 palce a 3\/8 palce pro je\u0159\u00e1by o rozp\u011bt\u00ed v\u00edce ne\u017e 100 stop. Stejn\u011b jako va\u0161e specifikace rozp\u011bt\u00ed je\u0159\u00e1bu je maxim\u00e1ln\u00ed rychlost zm\u011bny v\u00fd\u0161ky 1\/4 palce na ka\u017ed\u00fdch 20 stop dr\u00e1hy.<\/span><\/p>\r\n<h3>Horizont\u00e1ln\u00ed a vertik\u00e1ln\u00ed v\u016fle<\/h3>\r\n<p><span>Je tak\u00e9 d\u016fle\u017eit\u00e9 pamatovat na va\u0161e tolerance mezi je\u0159\u00e1bem a budovou. CMAA a OSHA vy\u017eaduj\u00ed, aby v\u0161echny pohybuj\u00edc\u00ed se p\u0159edm\u011bty z\u016fstaly mimo v\u0161echny stacion\u00e1rn\u00ed p\u0159edm\u011bty. Jin\u00fdmi slovy, v\u00e1\u0161 je\u0159\u00e1b a kladkostroj nemohou zasahovat do va\u0161\u00ed stavebn\u00ed konstrukce. OSHA \u0159\u00edk\u00e1, \u017ee aby se p\u0159ede\u0161lo ru\u0161en\u00ed, mus\u00ed b\u00fdt instalov\u00e1ny je\u0159\u00e1by a kladkostroje, aby byly v\u0161echny vodorovn\u00e9 stacion\u00e1rn\u00ed objekty odstran\u011bny o dva palce a v\u0161echny svisl\u00e9 objekty (krovy, sv\u011btla, potrub\u00ed atd.) o t\u0159i palce.<\/span><\/p>\r\n<h3>P\u0159\u00edmost dr\u00e1hy a celkov\u00fd stav<\/h3>\r\n<p><span>V neposledn\u00ed \u0159ad\u011b nezapome\u0148me na p\u0159\u00edmost dr\u00e1hy a celkovou kondici. Jak rovn\u00e1 je va\u0161e dr\u00e1ha z\u00e1vis\u00ed na prostoru mezi kolejemi. Normy CMAA \u0159\u00edkaj\u00ed 1\/16 palce. N\u011bkte\u0159\u00ed in\u017een\u00fd\u0159i v\u00e1m mohou \u0159\u00edci, \u017ee \u010d\u00edm t\u011b\u017e\u0161\u00ed kolejnice a v\u011bt\u0161\u00ed kolo, t\u00edm v\u011bt\u0161\u00ed prostor m\u016f\u017ee b\u00fdt mezi kolejnicemi. M\u011bjte v\u0161ak na pam\u011bti, \u017ee CMAA zachov\u00e1v\u00e1 specifikaci 1\/16 palce, bez ohledu na velikost kolejnice.<\/span><\/p>\r\n<p><span>Dr\u00e1ha va\u0161eho je\u0159\u00e1bu je srovnateln\u00e1 s kostmi cel\u00e9ho syst\u00e9mu. Jsou z\u00e1kladem, na kter\u00e9m z\u00e1vis\u00ed v\u0161e ostatn\u00ed. Je d\u016fle\u017eit\u00e9, aby va\u0161e dr\u00e1hy nebyly extr\u00e9mn\u011b star\u00e9 nebo zkorodovan\u00e9. St\u00e1rnouc\u00ed p\u0159ist\u00e1vac\u00ed dr\u00e1hy mohou deformovat rozp\u011bt\u00ed mnohem snadn\u011bji ne\u017e nov\u011bj\u0161\u00ed p\u0159ist\u00e1vac\u00ed dr\u00e1hy; p\u0159et\u00ed\u017een\u00ed je\u0159\u00e1bu, poruchy je\u0159\u00e1bu a sed\u00e1n\u00ed budovy, to v\u0161e vede k vych\u00fdlen\u00ed va\u0161\u00ed dr\u00e1hy.<\/span><\/p>\r\n<p><span>Existuje mnoho faktor\u016f, kter\u00e9 mohou ovlivnit spr\u00e1vn\u00e9 vyrovn\u00e1n\u00ed va\u0161ich ranvej\u00ed, co\u017e znamen\u00e1, \u017ee je dobr\u00e9 d\u00e1vat pozor na jak\u00e9koli neobvykl\u00e9 zvuky nebo zn\u00e1mky zved\u00e1n\u00ed. Pokud v\u00e1\u0161 je\u0159\u00e1b st\u00e1rne nebo nebyl n\u011bjakou dobu \u0159\u00e1dn\u011b zkontrolov\u00e1n, je nezbytn\u00e9 kontaktovat kvalifikovan\u00e9ho inspektora, kter\u00fd m\u016f\u017ee zhodnotit cel\u00fd v\u00e1\u0161 syst\u00e9m a zkontrolovat va\u0161e dr\u00e1hy, zda nevykazuj\u00ed n\u011bjak\u00e9 nesrovnalosti. Dne\u0161n\u00ed technologie dokonce umo\u017e\u0148uj\u00ed inspekce ranveje pomoc\u00ed tranzitn\u00edho a laserov\u00e9ho za\u0159\u00edzen\u00ed, co\u017e znamen\u00e1, \u017ee technici mohou rychle a snadno otestovat va\u0161e ranveje, opravit p\u0159\u00edpadn\u00e9 probl\u00e9my a v\u00e1\u0161 je\u0159\u00e1b okam\u017eit\u011b uv\u00e9st do provozu.<\/span><\/p>\r\n<p><img decoding=\"async\" src=\"https:\/\/www.dgcrane.com\/wp-content\/uploads\/2017\/04\/QQ%E5%9B%BE%E7%89%8720150609093522.jpg\" alt=\"\"><\/p>","protected":false},"excerpt":{"rendered":"Je to n\u011bco, co mnoho spole\u010dnost\u00ed p\u0159ehl\u00ed\u017e\u00ed, ale je to d\u016fle\u017eit\u011bj\u0161\u00ed, ne\u017e si mo\u017en\u00e1 uv\u011bdomujete. Spr\u00e1vn\u011b vyrovnan\u00fd je\u0159\u00e1b je nezbytn\u00fd pro spln\u011bn\u00ed v\u00fdkonnostn\u00edch po\u017eadavk\u016f stanoven\u00fdch pro pr\u016fmysl manipulace s materi\u00e1lem a \u0161patn\u00e9 vyrovn\u00e1n\u00ed m\u016f\u017ee zp\u016fsobit \u0159et\u011bzovou reakci, kter\u00e1 nakonec vede ke zbyte\u010dn\u00e9mu opot\u0159eben\u00ed. Je odpov\u011bdnost\u00ed koncov\u00e9ho u\u017eivatele zajistit, aby je\u0159\u00e1b [\u2026]","protected":false},"featured_media":1300,"parent":0,"menu_order":0,"template":"","posts_category":[351],"posts_tag":[7,43,41,45,27,33],"class_list":["post-1062","posts","type-posts","status-publish","has-post-thumbnail","hentry","posts_category-blog","posts_tag-crane","posts_tag-crane-parts","posts_tag-crane-posts","posts_tag-eot-crane","posts_tag-hoist","posts_tag-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/1062"}],"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":3,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/1062\/revisions"}],"predecessor-version":[{"id":1504,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/xmxposts\/1062\/revisions\/1504"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/media\/1300"}],"wp:attachment":[{"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/media?parent=1062"}],"wp:term":[{"taxonomy":"posts_category","embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/posts_category?post=1062"},{"taxonomy":"posts_tag","embeddable":true,"href":"https:\/\/www.dgcrane.com\/cs\/wp-json\/wp\/v2\/posts_tag?post=1062"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}