Menene zoben piston
Zoben Piston zoben ƙarfe ne da aka saka a cikin ramukan piston. A matsayinsu na ainihin sassan injin, galibi suna yin ayyuka kamar rufewa, canja wurin zafi, da goge mai. An raba su zuwa nau'i biyu: zoben gas da zoben mai.
Youdaoplaceholder0 Ma'anar da aikin zoben piston
Zoben Piston sassa ne masu siffar zobe na ƙarfe da aka sanya a cikin ramukan piston. Ayyukansu na asali sun haɗa da:
Aikin rufewa na Youdaoplaceholder0 : Don hana iskar gas mai ƙarfi a cikin ɗakin ƙonewa shiga cikin akwatin murhu, tabbatar da cewa injin yana aiki yadda ya kamata.
Tasirin canja wurin zafi na Youdaoplaceholder0 : Zafin da saman piston ke sha ana kai shi zuwa bangon silinda sannan a watsa shi ta hanyar tsarin sanyaya.
Youdaoplaceholder0 Goge mai da rarraba mai : Zoben mai yana da alhakin goge mai da ya wuce kima a bangon silinda da kuma samar da fim ɗin mai iri ɗaya don rage gogayya da lalacewa.
Youdaoplaceholder0 Tsarin da rarrabuwa
Zoben gas na Youdaoplaceholder0 (zoben rufewa) :
Yawanci yana cikin ramukan zobe na farko da na biyu na piston kuma galibi yana rufe iskar gas mai ƙonewa.
Ya kamata kayan su kasance suna da juriya mai zafi da ƙarfi mai yawa, kamar ƙarfe mai ƙarfe ko ƙarfe mai ƙarfi.
Zoben mai na Youdaoplaceholder0 :
Ana samun man injin da ya wuce kima ta hanyar ramin goge mai don hana "ƙonewar mai".
Yanayin aiki da kayan aiki
Zoben Piston suna aiki a ƙarƙashin yanayin gogayya mai zafi, matsin lamba mai yawa da kuma saurin gudu kuma suna buƙatar cika waɗannan buƙatu:
Yana da kyakkyawan sassauci kuma yana tabbatar da dacewa da bangon silinda.
Yana da juriya mai ƙarfi don jure gogayya mai zamiya na dogon lokaci.
Yana da ƙarfin juriya ga zafi kuma yana iya hana nakasawa da lalacewa a yanayin zafi mai yawa.
Babban ayyukan zoben piston sun haɗa da rufe iskar gas mai ƙonewa, sarrafa fim ɗin mai mai shafawa, gudanar da zafi da tallafawa motsin piston . Babban sashi ne na aikin da ya dace na injunan ƙonawa na ciki.
Babban aikin zoben piston shine
Tasirin rufewa na Youdaoplaceholder0 .
Don hana iskar gas mai zafi da matsin lamba mai yawa a cikin ɗakin konewa daga zubewa cikin akwatin murhu da kuma tabbatar da ingancin matsi da bugun wutar lantarki (babban aikin zoben gas).
Hana man injin shiga ɗakin ƙonawa ta hanyar gibin da ke tsakanin piston da silinda don shiga cikin ƙonewa (aikin taimako na zoben mai).
Youdaoplaceholder0 Tasirin sarrafa mai .
Zoben mai, ta hanyar wani tsari na musamman, yana goge man injin da ya wuce kima a bangon silinda, yana rage yawan amfani da mai da kuma samuwar ma'adanan carbon.
A lokaci guda, ana samar da wani fim mai iri ɗaya a bangon silinda don tabbatar da tasirin shafawa tsakanin piston da silinda.
Tasirin watsa zafi na Youdaoplaceholder0 .
Kimanin kashi 70% zuwa 80% na zafin da kan piston ke sha ana kai shi zuwa bangon silinda sannan a watsa shi ta hanyar tsarin sanyaya don hana piston ɗin yin zafi sosai ko ya lalace.
tasirin tallafi na Youdaoplaceholder0 .
Rage juriyar gogayya tsakanin piston da bangon silinda don kiyaye daidaiton motsi na layi na piston.
A hana lalacewa ta hanyar taɓawa kai tsaye tsakanin piston da bangon silinda (wanda aka fi sani da "ƙwanƙwasa").
Tsarin aiwatarwa na aiki
Youdaoplaceholder0 Tsarin daidaita matsin lamba : Ana samun hatimin motsi ta hanyar haɗakar matsin iskar gas da ƙarfin roba, yana kiyaye hatimin inganci koda kuwa idan ya lalace.
Haɗin Youdaoplaceholder0 zobe masu yawa : Tsarin da aka saba amfani da shi ya ƙunshi zoben gas guda 2 da zoben mai guda 1, bi da bi yana mai da hankali kan rufe gas da sarrafa fim ɗin mai.
Fasahar maganin saman Youdaoplaceholder0 : Inganta juriyar lalacewa da tsawaita tsawon rai ta hanyar amfani da hanyoyin kamar su chromium plating da nitriding.
Lalacewar zoben piston galibi suna bayyana ne a matsayin ƙona man injin (kamar hayaki mai shuɗi da ke fitowa daga bututun hayaki), ƙaruwar yawan amfani da mai, raguwar wutar lantarki da gazawar hatimin silinda, da sauransu. Yawancinsu suna faruwa ne sakamakon toshewar ma'adanan carbon, lalacewa ko shigarwa mara kyau. Ana buƙatar ganewar ƙwararru da kuma sarrafa su cikin lokaci don guje wa mummunan lalacewar injin.
Youdaoplaceholder0 Abubuwan da suka shafi kurakurai
Rashin nasarar zoben piston yawanci yana haifar da waɗannan alamun bayyanar:
Youdaoplaceholder0 Abin da ke haifar da ƙona mai : hayaki mai launin shuɗi yana fitowa daga bututun hayaki, kuma yawan man yana ƙaruwa sosai (misali, fiye da lita 0.5 a kowace kilomita 1,000).
Youdaoplaceholder0 Raguwar aiki : Ƙarfin injin ya ragu, ƙarancin hanzari, tare da ƙaruwar amfani da mai da kashi 30%-50%.
Youdaoplaceholder0 Rashin daidaituwar injina : zubewar silinda yana haifar da ƙaruwar zafin shaye-shaye, yanayin zafin ruwa mara kyau a cikin layin silinda, ko hayaniya da girgiza mara kyau.
Binciken manyan dalilan da ke haifar da
Babban dalilan gazawar sun haɗa da:
Youdaoplaceholder0 Toshewar ajiyar Carbon : Amfani da man fetur mara inganci na dogon lokaci ko tuƙi na ɗan gajeren lokaci na iya haifar da toshewar carbon a cikin gibin zoben piston, wanda ke wakiltar kashi 60% zuwa 70% na lamuran lahani, wanda ke ba da damar man injin ya shiga ɗakin ƙonewa ya ƙone.
Youdaoplaceholder0 Karyewar zoben piston : Kula da matatar iska mara kyau yana haifar da ƙura, yana haifar da lalacewa a cikin ramin zoben ko kuma karyewar gajiya a jikin zoben, yana rage aikin rufewa.
Youdaoplaceholder0 Lalacewar shigarwa ko ƙira :
Gibin buɗewar zoben piston ya yi ƙanƙanta sosai, kuma yana makale a cikin silinda bayan faɗaɗa zafi.
Lanƙwasa sandar haɗin yana sa piston ya karkata yayin aiki, wanda ke haifar da lalacewa mara daidaituwa.
Youdaoplaceholder0 Hanyoyin bincike da gwaji
Ganewar asali da aka tabbatar yana buƙatar haɗa hanyoyin ƙwararru:
Youdaoplaceholder0 Lura na farko : Yi rikodin yawan man da ake sha kuma a duba ko hayakin shuɗi ko iskar shaye-shaye mai ƙarfi yana fitowa yayin fara sanyi.
Gano kayan aikin Youdaoplaceholder0 :
Dubawar ƙwayoyin carbon a bangon silinda ko kuma toshewar zoben piston.
Auna ƙimar matsin lamba ta silinda (yawanci ya kamata ya fi sandar 10). Idan ya yi ƙasa, yana nuna cewa hatimin ya gaza.
"Idan kana son ƙarin bayani, ci gaba da karanta sauran labaran da ke wannan shafin!
Don Allah a kira mu idan kuna buƙatar irin waɗannan kayayyaki.
Kudin hannun jari Zhuo Meng Shanghai Auto Co., Ltd. ta kuduri aniyar sayar da MG&MAXUSsassan mota maraba siya.
