Dab tsi yog qhov valve qia ntsaws ruaj ruaj thiab lawv ua haujlwm li cas

Cov txheej txheem:

Dab tsi yog qhov valve qia ntsaws ruaj ruaj thiab lawv ua haujlwm li cas
Dab tsi yog qhov valve qia ntsaws ruaj ruaj thiab lawv ua haujlwm li cas
Anonim

Tau kawg, lubrication yog tsim nyog rau kev ua haujlwm ntawm lub cav thiab nws cov khoom. Interestingly, cov roj nkag mus rau hauv lub combustion chamber nws tus kheej yuav ua rau ib tug loj overhaul ntawm tag nrho cov internal combustion engine. Tab sis nws lub xub ntiag ntawm cov phab ntsa ntawm lub camshaft tsuas yog ua rau kev ua haujlwm du thiab tsis muaj kev cuam tshuam ntawm tag nrho lub tsheb. Yog li ntawd, thaum lub li qub txav mus, cov roj raug tshem tawm ntawm qia los ntawm kev tiv thaiv tshwj xeeb - valve qia seals. Hnub no peb yuav tham txog lawv.

valve qia seals
valve qia seals

lawv yog dab tsi?

Lub luag haujlwm tseem ceeb ntawm ntu no yog kaw lub valve, uas tshem tawm qhov ua tau ntawm cov roj nkag mus rau hauv. Lub valve qia seals ib txwm haum snugly tiv thaiv lub valve nto, tab sis tseem muaj ob peb milliliters ntawm lubricant nkag los ntawm lawv. Qhov no yog ib txwm zoo li qhov yuav tsum tsis txhob qhuav. Tab sis cov roj ntau dhau ua rau tsis zoo rau kev ua haujlwm ntawm lub valve.

Dab tsi yog qhov valve qia foob ua los ntawm?

Los ntawm nws tus qauv tsim, ntu no yogroj hmab bushing nrog nruj steel puag. Ntawd yog, lub ntsiab tseem ceeb ntawm lub valve qia ntsaws ruaj ruaj yog roj hmab, txij li kev pabcuam thiab kev pabcuam lub neej ntawm tag nrho cov txheej txheem yog nyob ntawm qib ntawm nws hnav. Lub hauv paus steel tuaj yeem nyob mus ib txhis, yog li nws tsis muaj teeb meem ntau npaum li nws qhov thib ob. Raws li rau cov roj hmab nws tus kheej, kuj muaj qee qhov nuances ntawm no. Yog tias lub hau yog ua los ntawm acrylate los yog siv roj hmab, koj tuaj yeem paub tseeb tias qhov no yuav kav ntev heev. Yog tias cov roj hmab muaj lwm yam khoom siv, lawv lub neej kev pab cuam yuav luv heev. Yog li ntawd, nws yog qhov zoo dua tsis txhob yuav cov khoom no.

tus nqi hloov valve qia seals
tus nqi hloov valve qia seals

Los ntawm txoj kev, tsawg tus neeg paub, tab sis niaj hnub no lub valve qia ntsaws ruaj ruaj yog qhov txawv ntawm lawv "cov poj koob yawm txwv". Thawj cov txheej txheem tsuas muaj roj hmab hauv lawv cov muaj pes tsawg leeg. Vim tsis muaj lub hauv paus, cov khoom no sai sai poob elasticity thiab lub zog.

Thaum twg lub valve qia seals hloov?

VAZ 2109, zoo li tag nrho lwm cov tsheb hauv tsev, muaj cov tsos mob zoo sib xws thaum qhov no ntws tawm. Lub cim tseem ceeb ntawm kev poob ntawm cov khoom siv roj hmab yuav yog kev siv roj ntau ntxiv. Koj tuaj yeem soj ntsuam cov pa luam yeeb xiav lossis xiav los ntawm cov yeeb nkab tso pa (tab sis qhov no kuj tseem tuaj yeem qhia txog kev kho dua ntawm lub tshuab hluav taws xob sab hauv). Txawm li cas los xij, yog tias koj tsis saib cov tsos mob zoo li no, tsis txhob xav tias qhov mob ntawm lub kaus mom yog qhov zoo tagnrho. Raws li txoj cai, manufacturers pom zoo kom hloov qhov no txhua txhua 20 txhiab kilometers. Yog li ntawd, txawm hais tias koj tsis tau nce roj noj, nrogmus txog qhov mais no, nco ntsoov hloov lub tshuab no. Txoj haujlwm no tsis nyuaj li nrhiav kev pab los ntawm lub chaw pabcuam. Txhua yam tuaj yeem ua tiav nrog koj tus kheej tes. Tsis tas li ntawd, tus nqi ntawm kev hloov valve qia ntsaws ruaj ruaj ntawm qhov chaw pabcuam yog 5 txhiab rubles.

Kev hloov ntawm valve qia seals VAZ 2109
Kev hloov ntawm valve qia seals VAZ 2109

Ib daim ntawv qhia zaum kawg. Yog tias koj ua qhov hloov koj tus kheej, nco ntsoov, ntxiv rau lub kaus mom tshiab, yuav lub valve cracker ruber. Nws tuaj yeem pom hauv txhua lub khw muag khoom pib.

Pom zoo: