Yintoni isigqubuthelo segumbi levalvu yemoto?
Isigqubuthelo segumbi levalvu siqhagamshelwe kakhulu nesigqubuthelo sesilinda senjini, i-camshaft ifakwe ngaphantsi kwesigqubuthelo segumbi levalvu, kwaye ezinye zezixhobo zendlela yokungenisa kwintloko yesilinda zivaliwe ukuqinisekisa ukusebenza okuqhelekileyo kwendlela yokuqhuba ivalvu yenjini kunye nokuthambisa, ukhuseleko, isitywino sothuli kunye nazo zonke iindawo zenjini zenza i-closed whole ukuqinisekisa indawo yokusebenza elungileyo kwiindawo zangaphakathi zenjini. Nazi iziphumo zesigqubuthelo segumbi levalvu ephukileyo:
1. Ichaphazela ukuthambisa kwesithuthi, ioyile ephuma kwisigqubuthelo segumbi levalvu iya kukhokelela ekuthambiseni ngokwaneleyo igumbi levalvu, nto leyo eya kubangela ukuguguleka nokukrazuka kweendawo zenjini ixesha elide;
2, ichaphazela ukuqina komoya wenjini, ukuvuza kweoyile kuya kuvuza noxinzelelo olusebenzayo lwenjini yokuqala, injini inevalvu yokujikeleza igesi yokukhupha edibene ne-throttle, ukuvuza kuya kuchaphazela uzinzo lwenjini;
3, xa injini ingcola, kwaye ide ibangele umlilo, ukuvuza kweoyile kuya kuhamba enjinini, kudityaniswe nothuli ukuze kwenze udaka, ukuba udibana nomlilo ovulekileyo kuya kuyitshisa injini, nto leyo eyingozi kakhulu.
Yenziwe ngantoni ivalvu yenjini?
Iivalvu zenjini zenziwe nge-aluminium kunye nentsimbi ye-alloy. Ivalvu yenziwe ngentloko yevalvu kunye nenxalenye yentonga; Ivalvu yokungenisa ngokubanzi yenziwe ngentsimbi ye-alloy efana ne-chromium steel, intsimbi ye-nickel-chromium, kwaye ivalvu yokukhupha umoya yenziwe ngentsimbi ye-alloy engatshisi ubushushu efana nentsimbi ye-silicon chromium; Ngamanye amaxesha ukuze kongiwe i-alloy engatshisi ubushushu, intloko yevalvu yokukhupha umoya enentsimbi engatshisi ubushushu, kunye nentsimbi ye-chromium steel.
Ngaba kuyimfuneko ukulungisa ukuvuza kweoyile kwi-valve chamber cover pad?
Kuyimfuneko ukulungisa ukuvuza kweoyile kwiphedi yokugquma ivalvu. Ukuvuza kweoyile kuya kukhokelela ekuqineni komoya wenjini, kuchaphazele ukusebenza okuqhelekileyo kwenjini, kwaye kukhokelela nasekulahlekeni kwenjini kwiimeko ezinzulu. Izizathu zokuvuza kweoyile zinokubandakanya ukuguga kweegasket zokugquma ivalvu, ukulahleka kwamandla okutywina, kunye noxinzelelo olukhulu lwenjini ngenxa yokuvaleka kwevalvu yePCV kwinkqubo yokungenisa umoya kwi-crankcase. Isisombululo sidla ngokuthatha indawo yephedi yokugquma ivalvu. Ukuba kufunyaniswa ukuvuza kweoyile, kufuneka kusingathwe ngexesha ukuze kuthintelwe ukwenza ingxaki yokuvuza kweoyile ibe mandundu, kukhuselwe injini, kwaye kwandiswe ubomi benkonzo yemoto.
Yintoni umsebenzi wevalvu yokujonga kwikhava yegumbi levalvu yemoto?
Khuthaza umoya onyanzelisiweyo we-crankcase
Ivalvu yokujonga ekwikhava yegumbi levalvu yemoto, edla ngokubizwa ngokuba yivalvu yePCV, indima yayo ephambili kukukhuthaza umoya onyanzeliswayo we-crankcase. Lo msebenzi ungenisa igesi ekwi-crankcase kumbhobho wokungenisa injini, ukuze ezi gesi zitshiswe kwakhona kwisilinda, ngaloo ndlela kuthintelwe ukukhutshwa ngokuthe ngqo kweegesi zokukhupha umoya, kunceda ukukhusela okusingqongileyo nokunciphisa ungcoliseko emoyeni. Ukongeza, ivalvu yePCV ikwanceda ukugcina uxinzelelo olukwi-crankcase lungaphantsi koxinzelelo lomoya, olunceda ukunciphisa ukuvuza kweoyile yenjini nokwandisa ubomi benjini. Ngokubanzi, olu hlobo lwevalvu yokujonga ludlala indima ebalulekileyo kwinkqubo yenjini yeemoto, elungele ukukhuselwa okusingqongileyo kwaye inegalelo ekusebenzeni okuzinzileyo kwexesha elide kwenjini.
Ukuba ufuna ukwazi okungakumbi, qhubeka ufunda amanye amanqaku kule sayithi!
Nceda usitsalele umnxeba ukuba ufuna iimveliso ezinjalo.
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