V\u0161ude tam, kde se pohybuj\u00ed vozidla \u2013 vysokozdvi\u017en\u00e9 voz\u00edky, n\u00e1kladn\u00ed auta nebo dod\u00e1vky \u2013 doch\u00e1z\u00ed ke koliz\u00edm. Dynamika provozu v modern\u00edch logistick\u00fdch centrech zp\u016fsobuje, \u017ee tyto incidenty jsou t\u00e9m\u011b\u0159 b\u011b\u017enou sou\u010d\u00e1st\u00ed ka\u017edodenn\u00edho provozu. N\u011bkdy je to p\u0159\u00edli\u0161 \u00fazk\u00fd pr\u016fjezd, omezen\u00e1 viditelnost na k\u0159i\u017eovatk\u00e1ch komunikac\u00ed nebo kluzk\u00e1 podlaha, kter\u00e1 prodlu\u017euje brzdnou dr\u00e1hu. V takov\u00fdch chv\u00edl\u00edch se pr\u016fmyslov\u00e9 n\u00e1razn\u00edky st\u00e1vaj\u00ed prvn\u00ed lini\u00ed obrany. P\u0159eb\u00edraj\u00ed na sebe obrovskou energii n\u00e1razu, funguj\u00ed jako deforma\u010dn\u00ed z\u00f3na a \u00fa\u010dinn\u011b chr\u00e1n\u00ed to, co je pro firmu nejcenn\u011bj\u0161\u00ed \u2013 vysokoreg\u00e1lov\u00e9 syst\u00e9my, p\u0159esn\u00e9 stroje a samotnou konstrukci budovy.<\/p>\n
Jejich \u00fakol je jednoduch\u00fd, ale velmi d\u016fle\u017eit\u00fd: p\u0159ijmout n\u00e1raz m\u00edsto toho, aby zas\u00e1hl reg\u00e1l, st\u011bnu haly nebo drah\u00e9 v\u00fdrobn\u00ed za\u0159\u00edzen\u00ed. Vym\u011bniteln\u00fd n\u00e1razn\u00edk, jeho\u017e po\u0159izovac\u00ed a mont\u00e1\u017en\u00ed n\u00e1klady se pohybuj\u00ed v \u0159\u00e1du n\u011bkolika set zlot\u00fdch, zachr\u00e1n\u00ed konstrukci v hodnot\u011b des\u00edtek, \u010dasto i statis\u00edc\u016f zlot\u00fdch. To je z\u00e1kladn\u00ed ekonomick\u00fd princip v logistice a v\u00fdrob\u011b: lep\u0161\u00ed je investovat do levn\u00e9 prevence, ne\u017e \u010delit astronomick\u00fdm n\u00e1klad\u016fm na opravy, prostoje a pen\u00e1le za zpo\u017ed\u011bn\u00ed dod\u00e1vek.<\/p>\n
Skladov\u00e9 reg\u00e1ly jsou p\u00e1te\u0159\u00ed ka\u017ed\u00e9ho logistick\u00e9ho objektu. Tyto konstrukce jsou navr\u017eeny pro p\u0159enos obrovsk\u00e9ho svisl\u00e9ho zat\u00ed\u017een\u00ed, jejich slabinou je ale n\u00e1chylnost k bo\u010dn\u00edm n\u00e1raz\u016fm. I mal\u00e9 po\u0161kozen\u00ed jednoho sloupu m\u016f\u017ee v\u00fdrazn\u011b oslabit statiku cel\u00e9 sekce a v nejhor\u0161\u00edm sc\u00e9n\u00e1\u0159i v\u00e9st k dominov\u00e9mu efektu a katastrof\u00e1ln\u00edmu z\u0159\u00edcen\u00ed reg\u00e1l\u016f. Aby se tomu p\u0159ede\u0161lo, pou\u017e\u00edvaj\u00ed se reg\u00e1lov\u00e9 n\u00e1razn\u00edky, kter\u00e9 se montuj\u00ed k pat\u011b sloup\u016f \u2013 do \u201esmrt\u00edc\u00ed z\u00f3ny“, kam nej\u010dast\u011bji m\u00ed\u0159\u00ed vidlice voz\u00edku.<\/p>\n
V praxi skladov\u00e1n\u00ed jsou nejobl\u00edben\u011bj\u0161\u00ed ocelov\u00e9 n\u00e1razn\u00edky ve tvaru U nebo L. Montuj\u00ed se p\u0159\u00edmo k podlaze, d\u00edky \u010demu\u017e se s\u00edla n\u00e1razu odv\u00e1d\u00ed do podlahy, a ne do konstrukce reg\u00e1lu. Naproti tomu pru\u017en\u00e9 verze z polyuretanu nebo polymer\u016f tlum\u00ed n\u00e1raz je\u0161t\u011b \u00fa\u010dinn\u011bji. Jejich v\u00fdhodou je \u201epam\u011b\u0165 tvaru“ \u2013 po n\u00e1razu se vracej\u00ed do p\u016fvodn\u00ed formy a m\u00e9n\u011b \u010dasto zp\u016fsobuj\u00ed vytr\u017een\u00ed kotev z betonu.<\/p>\n
Rohy jsou m\u00edsta zvl\u00e1\u0161\u0165 n\u00e1chyln\u00e1 k mechanick\u00e9mu po\u0161kozen\u00ed. Rohov\u00e9 n\u00e1razn\u00edky, montovan\u00e9 p\u0159\u00edmo na hrany, funguj\u00ed jako \u0161t\u00edt \u2013 p\u0159eb\u00edraj\u00ed prudk\u00e9 n\u00e1razy a zabra\u0148uj\u00ed drolen\u00ed betonu. Liniov\u00e9 n\u00e1razn\u00edky naproti tomu tvo\u0159\u00ed souvislou bari\u00e9ru pod\u00e9l st\u011bn, stroj\u016f nebo hlavn\u00edch komunika\u010dn\u00edch tras. N\u00e1razn\u00edky lze montovat v r\u016fzn\u00fdch v\u00fd\u0161k\u00e1ch: na \u00farovni n\u00e1razn\u00edku voz\u00edku, ve v\u00fd\u0161ce palet nebo vysoko na st\u011bn\u011b (ochrana proti sto\u017e\u00e1ru nebo r\u00e1mu voz\u00edku Reach Truck). D\u00edky tomu se liniov\u00e9 n\u00e1razn\u00edky st\u00e1vaj\u00ed i p\u0159ehledn\u00fdm syst\u00e9mem vizu\u00e1ln\u00ed navigace v hale.<\/p>\n
Ocel je klasika \u2013 cen\u011bn\u00e1 pro pevnost, trvanlivost a odolnost v\u016f\u010di n\u00e1ro\u010dn\u00fdm podm\u00ednk\u00e1m (mr\u00e1z, vlhkost). Ocelov\u00fd n\u00e1razn\u00edk se p\u0159i siln\u00e9m n\u00e1razu prohne a pohlt\u00ed energii. Po velk\u00e9m n\u00e1razu ale vy\u017eaduje vyrovn\u00e1n\u00ed nebo v\u00fdm\u011bnu a s\u00edla n\u00e1razu se p\u0159en\u00e1\u0161\u00ed na podlahu. V\u00fdrazn\u00fd pr\u00e1\u0161kov\u00fd n\u00e1t\u011br (\u017eluto-\u010dern\u00fd) z n\u011bj d\u011bl\u00e1 dobrou psychologickou z\u00e1branu.<\/p>\n
Polyuretan a polymery jsou modern\u00ed alternativou: deformuj\u00ed se pod tlakem a d\u00edky pam\u011bti tvaru se vracej\u00ed do p\u016fvodn\u00ed formy bez po\u0161kozen\u00ed. Nepo\u0161kr\u00e1bou lak voz\u00edk\u016f, jsou ti\u0161\u0161\u00ed a odoln\u00e9 proti korozi. P\u0159esto\u017ee jsou dra\u017e\u0161\u00ed p\u0159i n\u00e1kupu, z dlouhodob\u00e9ho hlediska jsou ekonomi\u010dt\u011bj\u0161\u00ed (m\u00e9n\u011b oprav podlahy a v\u00fdm\u011bn).<\/p>\n
Za\u010dn\u011bte bezpe\u010dnostn\u00edm auditem: co chr\u00e1n\u00edme a p\u0159ed jak\u00fdm n\u00e1razem? Sloupy reg\u00e1l\u016f vy\u017eaduj\u00ed dedikovan\u00e9 reg\u00e1lov\u00e9 n\u00e1razn\u00edky; st\u011bny a rohy \u2013 liniov\u00e9 nebo rohov\u00e9; drah\u00e9 stroje \u2013 \u010dasto kryty na m\u00edru. Druh\u00e1 ot\u00e1zka: jak\u00fd provoz a jak\u00e1 vozidla? Ve skladech pro kompletaci z\u00e1silek sta\u010d\u00ed leh\u010d\u00ed ochrana; v p\u0159ekl\u00e1dkov\u00fdch z\u00f3n\u00e1ch s t\u011b\u017ek\u00fdmi voz\u00edky \u2013 zes\u00edlen\u00e9 n\u00e1razn\u00edky kotven\u00e9 hloub\u011bji chemick\u00fdmi kotvami. Podcen\u011bn\u00ed zat\u00ed\u017een\u00ed je \u010dastou projek\u010dn\u00ed chybou.<\/p>\n
V\u011bt\u0161ina n\u00e1razn\u00edk\u016f se montuje mechanick\u00fdm nebo chemick\u00fdm kotven\u00edm k podlaze \u010di st\u011bn\u011b. Jde o kritickou f\u00e1zi \u2013 je t\u0159eba zohlednit tlou\u0161\u0165ku podlahov\u00e9 desky a typ podkladu. Ve star\u0161\u00edch hal\u00e1ch b\u00fdv\u00e1 beton nevyzpytateln\u00fd; na m\u00edstech se slab\u0161\u00ed strukturou stoj\u00ed za \u00favahu chemick\u00e9 kotvy. \u00dadr\u017eba znamen\u00e1 pravideln\u00e9 kontroly: dota\u017een\u00ed kotev, mikrotrhliny, deformace. Po\u0161kozen\u00e9 n\u00e1razn\u00edky ztr\u00e1cej\u00ed schopnost pohlcovat energii a po v\u00e1\u017en\u00e9m incidentu by m\u011bly b\u00fdt okam\u017eit\u011b vym\u011bn\u011bny (\u00fanava materi\u00e1lu).<\/p>\n\n
Vym\u011bniteln\u00fd n\u00e1razn\u00edk za n\u011bkolik set zlot\u00fdch zachr\u00e1n\u00ed konstrukci v hodnot\u011b statis\u00edc\u016f. P\u0159ehled druh\u016f n\u00e1razn\u00edk\u016f a z\u00e1sad jejich v\u00fdb\u011bru.<\/p>\n","protected":false},"author":0,"featured_media":7861,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1522],"tags":[],"class_list":["post-7860","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-srovnani-a-nakupni-pruvodci"],"blocksy_meta":{"styles_descriptor":{"styles":{"desktop":"","tablet":"","mobile":""},"google_fonts":[],"version":7}},"_links":{"self":[{"href":"https:\/\/sonto.eu\/cs\/wp-json\/wp\/v2\/posts\/7860","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sonto.eu\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sonto.eu\/cs\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/sonto.eu\/cs\/wp-json\/wp\/v2\/comments?post=7860"}],"version-history":[{"count":5,"href":"https:\/\/sonto.eu\/cs\/wp-json\/wp\/v2\/posts\/7860\/revisions"}],"predecessor-version":[{"id":8259,"href":"https:\/\/sonto.eu\/cs\/wp-json\/wp\/v2\/posts\/7860\/revisions\/8259"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sonto.eu\/cs\/wp-json\/wp\/v2\/media\/7861"}],"wp:attachment":[{"href":"https:\/\/sonto.eu\/cs\/wp-json\/wp\/v2\/media?parent=7860"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sonto.eu\/cs\/wp-json\/wp\/v2\/categories?post=7860"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sonto.eu\/cs\/wp-json\/wp\/v2\/tags?post=7860"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}