Tsis tuaj yeem xaiv lub kaus mom hlau fais fab? Tsis txhob yuav qhov muag tsis pom, tus kws tshaj lij yuav muab tswv yim rau koj
Tsis ntev los no, nrog rau kev siv zog ntau ntxiv ntawm cov tub ceev xwm tsheb thauj mus los txhawm rau txhawm rau txhawm rau coj tus cwj pwm ntawm cov neeg caij tsheb kauj vab hluav taws xob tsis hnav cov kaus mom kev nyab xeeb, cov kaus mom hlau tau dhau los ua qhov tsim nyog rau cov tswv tsheb fais fab. Tam sim no muaj ntau hom kaus mom hlau muaj nyob hauv khw, yog li yuav xaiv cov kaus mom hlau tiv thaiv li cas?
Ren Zhimin, Senior Engineer ntawm Hebei Provincial Institute of Product Quality Supervision and Inspection, qhia tias cov pej xeem cov kaus mom hlau nyob hauv kev ua lag luam feem ntau muab faib rau cov neeg caij tsheb kauj vab kaus mom hlau thiab cov kaus mom kev ua si hnav los ntawm cov neeg caij tsheb kauj vab, skateboarders, thiab cov menyuam skaters. Cov qauv kev siv feem ntau suav nrog lub teb chaws tus qauv GB24429-2009 "Kev Nyab Xeeb Kev Nyab Xeeb thiab Kev Ntsuas Cov Txheej Txheem rau Cov Khaub Ncaws Ncaws Pob Ntaus Pob, Skateboards, thiab Cov Menyuam Skating Sports Helmets" tsim los ntawm lub koom haum, thiab lub teb chaws tus qauv GB811-2010 " Cov neeg caij tsheb kauj vab kaus mom hlau" tau koom nrog kev tsim qauv.
Tam sim no, cov kaus mom kev nyab xeeb hnav los ntawm cov neeg caij tsheb kauj vab hluav taws xob feem ntau yog cov neeg caij tsheb kauj vab kaus mom hlau. Cov kaus mom rau cov neeg caij tsheb kauj vab yog Cov Khoom Siv Cuam Tshuam (CCC) cov khoom, uas tuaj yeem muab faib ua cov kaus mom A thiab Class B kaus mom hlau raws li kev ua tau zoo thiab cov khoom siv. Lub kaus mom A-chav kawm yog npaj rau cov neeg caij tsheb maus taus nrog tag nrho cov kev hloov pauv ntawm 125 milliliters (xws li 125 milliliters) lossis ntau dua, thiab muaj cov duab ntawm lub kaus mom hlau puv thiab ib nrab kaus mom hlau. Lub kaus mom B-chav kawm yog npaj rau cov neeg caij tsheb kauj vab nrog tag nrho cov kev hloov pauv tsawg dua 125 milliliters thiab zoo li lub kaus mom ib nrab. Cov kaus mom hlau ncaws pob tau muab faib ua plaub qhov tshwj xeeb: loj, nruab nrab, me me, thiab me me ntxiv, raws li GB / T10000 "Suav Cov Neeg Laus Lub Cev" thiab lub taub hau ncig ntawm cov menyuam yaus. Cov kaus mom hlau yuav tsum muaj lub plhaub, tsis muaj txheej txheej, kev nplij siab hauv ncoo, hnav cov cuab yeej, tsom iav, thiab lwm yam. Lub plhaub yog ua los ntawm cov khoom siv tawv, dej-resistant, kub-resistant, txias-resistant, thiab muaj peev xwm nqus tau ntau zog.
Cov neeg tau txais kev pab yuav tsum tau xyuam xim rau cov ntsiab lus hauv qab no thaum yuav cov kaus mom hlau: xaiv cov kaus mom kev nyab xeeb nrog kev qhia ua tiav los ntawm cov khw muag khoom noj niaj hnub; Xaiv lub kaus mom tsim nyog uas haum rau koj lub taub hau loj; Nias cov ntas yeej txheej nrog koj ob txhais tes, ua kom muaj qhov siv tuab thiab tsis txhob muaj cov khib nyiab lossis cov pits; Tom qab khi txoj hlua khi, siv lub zog rub thiab saib seb puas muaj qhov xoob lossis tawg; Cov tsom iav tiv thaiv yuav tsum yog pob tshab, nrog rau tus qauv xav tau ntawm lub teeb xa hluav taws xob tsis pub tsawg dua 85%. Cov looj tsom iav dub muaj lub teeb tsis tsim nyog. Cov neeg tau txais kev pab yuav tsum tau xyuam xim rau cov ntsiab lus hauv qab no thaum siv cov kaus mom hlau: xaiv lub kaus mom hlau zoo sib xws raws li huab cua thiab cov xwm txheej mus ncig tiag tiag; khi cov hlua kom nruj thaum siv; Yog tias lub kaus mom hlau tau ntsib qhov xwm txheej loj, nws yuav tsum raug txwv tsis pub siv lossis xa mus rau lub chaw kuaj xyuas thiab kuaj xyuas seb nws puas tuaj yeem siv txuas ntxiv; Ua tib zoo khaws cia, tsis txhob siv cov kuab tshuaj corrosive los txhuam qhov saum npoo ntawm lub kaus mom hlau, thiab tsis txhob tsoo lub kaus mom hlau; Ua tib zoo saib xyuas lub sijhawm siv tau teev tseg hauv phau ntawv.
Ren Zhimin tau ua peb qhov kev ntsuam xyuas ntawm qhov chaw ntawm lub kaus mom hlau lub peev xwm los nqus lub zog sib tsoo, qhov cuam tshuam ntawm cov tsom iav, thiab lub kaus mom hlau qhov kev pom kev ua haujlwm. Tus qauv xav kom tus nqi ua haujlwm ntawm lub kaus mom hlau nqus lub zog sib tsoo yuav tsum tsis pub tshaj 300G. Cov neeg tau txais kev pabcuam uas yuav cov qauv kaus mom hlau tsis muaj txheej txheem tau sim 961G, uas deb tshaj tus nqi tus qauv thiab tsis muaj kev tiv thaiv. Nws tuaj yeem ua rau muaj kev cuam tshuam me ntsis rau tus neeg hnav, thiab thaum mob hnyav, nws tuaj yeem ua rau lub taub hau tawg. Lub khob hliav qab steel siv los ntsuas qhov cuam tshuam ntawm cov tsom iav ntog dawb los ntawm qhov siab ntawm 1 meter. Yog tias cov tsom iav tsis tawg, nws raug suav tias tsim nyog. Lub kaus mom hlau nrog lub ntsej muag sab saud ntawm qhov pom ntau dua 7 degrees, qhov qis ntawm qhov pom ntau dua 45 degrees, thiab sab laug thiab sab xis kab rov tav pom ntau dua 105 degrees yog suav tias yog thaj chaw nyab xeeb ntawm kev pom.
Hebei Provincial Institute of Product Quality Supervision, Inspection and Research tau koom nrog kev hloov kho ntawm lub teb chaws tus qauv GB811-2010 "Motorcycle Passenger Helmets", uas suav nrog cov ntsiab lus tseem ceeb ntawm cov kaus mom hlau fais fab. Class A yog cov neeg caij tsheb kauj vab kaus mom hlau, thiab Class B yog cov kaus mom hluav taws xob tsheb kauj vab. Yuav muaj cov cim qhov muag pom ntawm lub nraub qaum ntawm lub kaus mom hlau kom yooj yim txheeb xyuas los ntawm tub ceev xwm tsheb; Cov txheej txheem kev cai rau lub qhov cua ntawm lub kaus mom hluav taws xob tsheb kauj vab tau ntxiv los txhim kho kev nplij siab ntawm cov neeg hnav. Cov qauv no tau raug tsim los rau kev pom zoo thiab yuav raug tso tawm rau kev siv tom qab kev tshuaj xyuas thiab kev pom zoo. Tam sim no, cov neeg caij tsheb kauj vab hluav taws xob tuaj yeem hnav cov neeg caij tsheb kauj vab caij tsheb kauj vab txhawm rau txhim kho lawv lub peev xwm tiv thaiv kev nyab xeeb, tab sis lawv tsis tuaj yeem hnav cov kaus mom hlau ua kis las rau kev caij tsheb kauj vab lossis cov menyuam caij skating vim tias kev tsav tsheb ceev ntawm lub tsheb kauj vab hluav taws xob tsis pub tshaj 25 km ib teev, thiab cov kaus mom hlau kis las tsis tuaj yeem. ua tau raws li kev tiv thaiv kev nyab xeeb.
