Wannan kwalkwali ne mai aminci da ake sayar da shi a kasuwar kariyar aikinmu, tare da farashi daga yuan 3-15. Shin ya dace da buƙatun ingancin kwalkwali na aminci da aiki? GB2811-2019 Kwalkwali na kariyar kai na buƙatar kwalkwali na yau da kullun su sha tasirin tasiri, juriya, da ƙarfin madaurin chin da kuma biyan buƙatun.
Yin amfani da guduma mai digo 5kg, tasiri kwalkwali na aminci daga tsayin mita 1, kuma ƙarfin da ake watsawa zuwa ƙirar kai bai kamata ya wuce 4900N ba. Kada a sami gutsutsun da ke faɗowa daga harsashin kwalkwali. Kan guduma yana da siffar hemispherical, tare da radius 48mm, anyi shi da karfe 45 #, kuma yana da siffa mai kama da kamanni. Me yasa ba zai iya wuce 4900N ba?
4900N (Newton) shine naúrar ƙarfi, wanda yayi daidai da kusan kilogiram 500 na ƙarfi (kgf).
Girman wannan karfi yana da girma sosai, kuma idan an shafa shi kai tsaye a kan mutum, yana iya haifar da mummunan rauni. Dangane da sakamakon binciken, ƙayyadaddun ƙirar ƙira don amintattun kwalkwali na buƙatar kada su lalace ƙarƙashin tasirin tasirin 4900N don kare kai daga rauni.
Wannan saboda matsakaicin ƙarfi akan kashin mahaifar ɗan adam shine 4900N, kuma wuce wannan ƙimar ƙarfin na iya haifar da rauni na kashin mahaifa ko wasu munanan sakamako. Idan ba tare da kariyar kwalkwali ba, idan aka yi amfani da ƙarfin 4900N kai tsaye a kan mutum, yana iya haifar da karyewar kwanyar kai, komowa, ko ma mafi munin lalacewar kwakwalwa, yana jefa rayuwa cikin haɗari.
Sabili da haka, kwalkwali na aminci suna da mahimmancin kayan kariya na mutum a cikin yanayin aiki, musamman ma a cikin yanayi inda akwai haɗarin fadowa abubuwa.
Don ƙarin fahimtar girman ƙarfin 4900N, ana iya kwatanta shi ta hanyar canza sassan ƙarfin. Misali, 1 Newton yana daidai da ƙarfin kilo 0.102.
Don haka 4900N yana daidai da kusan kilogiram 500 na karfi, wanda yayi daidai da nauyin rabin ton (kilogram 500).
A taƙaice, 4900N wani ƙarfi ne mai girman gaske wanda idan aka shafa kai tsaye a kan mutum zai iya haifar da munanan raunuka. Shi ya sa kwalkwali na tsaro ke buƙatar samun ƙayyadaddun ƙa'idodi don tabbatar da cewa za su iya kare lafiyar mai sawa a lokacin da aka fuskanci irin wannan ƙarfin tasiri.
Yi amfani da guduma karfe mai nauyin kilogiram 3 don sauke da huda kwalkwali na aminci daga tsayin mita 1. Dole ne mazugi na ƙarfe ya taɓa saman gyambon kai, kuma kwas ɗin hula kada ya sami gutsuttsura da ke faɗowa. An yi mazugi na karfe da karfe 45 # kuma nauyinsa ya kai 3kg. Bangaren huda yana da kusurwar mazugi na 60 °, radius tip ɗin mazugi na 0.5mm, tsayin 40mm, matsakaicin diamita na 28mm, da taurin HRC45.
Ƙimar ƙarfin lokacin da madaurin chin ya lalace a cikin zane mai tsauri na tasirin tasiri da gwajin juriya ya kamata ya kasance tsakanin 150N da 250N. Kwakwalwan tsaro na musamman kuma suna buƙatar buƙatun aiki na musamman: taurin kai
Sanya kwalkwali na aminci a gefe tsakanin faranti biyu masu lebur, tare da gefen waje kuma kusa da farantin kamar yadda zai yiwu: injin gwajin yana amfani da matsa lamba ga kwalkwali ta cikin farantin, kuma matsakaicin nakasawa bai kamata ya wuce 40mm ba, ragowar nakasar ya kamata. bai wuce 15mm ba, kuma kada a sami tarkace da ke faɗowa daga harsashin kwalkwali.
Ma'aikatar methane flame jet bututun ƙarfe yana fesa harshen wuta mai shuɗi mai tsayin 50mm. Harshen wuta yana aiki akan harsashin hula na daƙiƙa 10 kuma lokacin kunnawa bai kamata ya wuce daƙiƙa 5 ba. Harsashin hula bai kamata ya ƙone ta ba.
Bugu da ƙari, akwai buƙatu don juriya mai ƙarancin zafin jiki, matsanancin juriya mai ƙarfi, aikin rufin lantarki, aikin anti-static, da juriya ga narkakken ƙarfe splashing.
Lokacin aikawa: Agusta-21-2024