Fashewar Bakin Karfe -Filayen shaida sune ainihin kayan kariya a cikin ginin fashewar{1}} injiniyan hujja, ana amfani da su sosai a masana'antar sinadarai, gidajen mai, dakunan kwamfuta, dakunan rarraba wutar lantarki, da sauran wuraren da ke fuskantar haɗarin fashewa. Babban aikinsu shi ne toshe yaɗuwar girgizar girgizar ƙasa, harshen wuta, da tarkace yayin fashewa, tare da rage hasarar rayuka da asarar dukiya. Ba kamar fale-falen kariya na yau da kullun ba, fashewar bakin karfe{4}} fashe masu ƙarfi, tare da ƙirarsu ta musamman da fa'idodin kayan aiki, suna samar da hanyar fashewa sau uku{5}} na "juriya mai tasiri, taimako na matsa lamba, da toshe harshen wuta." Fashewar su{7} ƙa'idar hujja ta ta'allaka ne akan dukkan tsarin fashewa, samun ingantaccen kariya ta fashewa ta hanyar haɗin kimiyyar tsari da kayan.
Ƙa'idar tabbatacciyar ƙa'idar fashewar bakin karfe{1}tabbatacciyar fashe ta ta'allaka ne a cikin ƙayyadaddun kayansu da ƙirar tsarinsu, waɗanda ke tsayayya da tarwatsa girgizar fashewar. Lokacin da fashewa ya faru, nan take yana haifar da girgizar girgiza mai ƙarfi tare da tasiri mai ƙarfi sosai. Fanai na yau da kullun za su ruguje nan take, sun kasa samar da kariya. Koyaya, kwamitin fashewar bakin karfe -fashin hujja an yi shi da babban ƙarfe-karfe mai ƙarfi, yana da kyakyawan juriya da juriya, da tsayin daka, mai iya jure tasirin girgizar fashe nan take ba tare da tsagawa ko tsagewa ba. A lokaci guda, babban layin da ke cikin rukunin yana amfani da wuta{8}}mai hana ruwa gudu da kuma tasiri{9}}kayan da ke jurewa, wanda aka haɗe da bakin karfe don samar da tsari mai haɗaka. Lokacin da girgizar girgiza ta yi aiki a kan panel, babban Layer ɗin yana ɗaukar wasu ƙarfin tasirin tasiri, yana tarwatsa ƙarfin tasiri mai ƙarfi a duk faɗin sashin panel, yana hana matsananciyar damuwa da lalacewa. Wannan yadda ya kamata ya toshe igiyar girgiza daga kutsawa cikin kwamitin, kare ma'aikata da kayan aiki a bayansa.
Abu na biyu, fashewar{0}}hujja da matsa lamba{1}}ƙirar agaji yana rage matsi na fashewa kuma yana rage girman lalacewa. Ƙarfin ɓarna yana zuwa ba kawai daga girgizar girgiza ba amma har ma daga babban iskar gas ɗin da ake samarwa.{3} Idan matsa lamba ba za a iya saki a cikin lokaci ba, zai sa matsin lamba a cikin sararin samaniya ya ci gaba da tashi, yana haifar da fashewa na biyu ko ma mafi girman rushewar tsarin. Fashewar bakin karfe -farantin hujja yana ɗaukar fashewar ƙirar ƙirar hujja. Lokacin da matsin da fashewar ke haifarwa ya kai matakin da aka saita, farantin zai buɗe ko ya rabu bisa ga tsarin da aka ƙera, da sauri yana fitar da iskar gas mai ƙarfi{9}, yana rage matsa lamba a cikin sararin samaniya, ta haka yana rage ƙarfin fashewar da kuma guje wa bala'o'i na biyu da ke haifar da tarin matsa lamba. Wannan fashewar ƙirar hujja ba ta shafar aikin kariyar yayin amfani na yau da kullun kuma yana iya samun madaidaicin matsi a yayin fashewa.
Bugu da ƙari, yana ba da juriya na wuta da keɓewar harshen wuta, yana hana yaduwar wuta da tarkace. Lokacin fashewa, baya ga girgizar girgiza da iskar iskar gas mai ƙarfi, ana haifar da harshen wuta mai zafi da tarkace mai fashewa. Waɗannan tarkace na iya kunna abubuwan da ke kewaye da su, suna faɗaɗa isar wutar. Fashewar bakin karfe -Bakin karfen farantin hujja yana da zafi{6}}mai juriya kuma baya iya konewa, yadda ya kamata yana toshe shigar wuta mai zafi da kuma hana wutar yaduwa sama da wurin da aka karewa. A lokaci guda, hadaddiyar ginshiƙi na farantin yana da kaddarorin wuta{10}, baya ƙonewa lokacin da aka fallasa wuta, baya haifar da iskar gas mai guba ko cutarwa, kuma yana iya toshe shigar tarkace masu fashewa, yana hana rauni na biyu ga ma'aikata da kayan aiki. Wannan yana samar da kariya biyu na "juriya ta gobara + juriyar tarkace," rage girman lalacewar wuta da fashewar ta haifar.
