Injin OHV - menene ainihin ma'anarsa?

Daga abubuwan da ke cikin labarin, za ku koyi yadda ake tsara lokacin a cikin injin bawul na sama. Mun kwatanta shi da OHC mai gasa kuma mun zayyana fa'ida da rashin amfani da kekunan biyun.

Injin OHV - yadda ake ganewa?

Injin bawul ɗin da ke sama wani ƙira ne da ba kasafai ake kira bawul na sama ba. A cikin waɗannan raka'a, camshaft yana cikin shingen Silinda, kuma bawuloli suna cikin kan Silinda. Belin lokaci na wannan nau'in raka'a ne na gaggawa waɗanda ke buƙatar daidaitawa akai-akai na share bawul.

Koyaya, akwai bambance-bambancen injin OHV waɗanda ke burge amincin su. Ba abu ne mai sauƙi ba don gano samfurin da aka yi da kyau tare da irin wannan injin a kasuwa. Samfurin da aka sanye da na'urorin hawan ruwa ya sami mafi kyawun ƙirar lokaci. 

Injin OHV - taƙaitaccen tarihin

1937 an dauke shi a matsayin shekara mafi mahimmanci a tarihin injunan bawul. Yin amfani da wannan tuƙi ya haifar da karuwa a cikin ikon samfurin Popular, wanda ya kara tayar da mashaya don gasa. Duk da rikicin da ke da alaƙa da yanayin siyasa, tallace-tallace na motar almara ya karu da fiye da kashi 40 cikin dari. 

Skoda Popular yana ɗaya daga cikin 'yan kaɗan waɗanda za su iya yin alfahari da abin tuƙi na sama. An sanye su da injunan silinda guda huɗu masu girman lita 1.1 da ƙarfin 30 hp, masu ƙarfi ga waɗannan lokutan. A cikin wannan sigar, ana iya samun motoci a cikin salon jiki: sedan, mai iya canzawa, direban hanya, motar asibiti, motar bayarwa da Tudor. Motar ta shahara sosai a duk faɗin duniya, amma kuma ta mamaye hanyoyin Poland.

Motar da ke da injin bawul na sama tana da ƙimar kuɗi sosai. Ya kasance mai kyau don karyewar hanyoyin Yaren mutanen Poland. Injin bugun bugun jini guda hudu ya haɓaka 27 hp kuma matsakaicin yawan man da ake amfani da shi ya kasance 7 l/100 kawai.

Injin OHV ya yi asarar OHC

An maye gurbin injin OHV da ƙaramin ƙirar OHC. Ayyukan sabbin injinan sun fi shuru kuma sun fi uniform. Amfanin camshaft na sama shi ne cewa ba shi da wahala ga gazawa, yana buƙatar ƙarancin daidaitawar bawul, kuma yana da arha don aiki.

Injin OHV - sabon injin Skoda

Babu shakka injin OHV na wani zamani ne. Ba mamaki, tun fiye da shekaru 80 sun shude tun farkon samar da shi. Babu shakka, duk da haka, cewa Skoda yana da yawa ga wannan ƙira, wanda ya saita yanayin shekaru masu zuwa. Mafi kyawawa nau'ikan waɗannan motocin don masu tarawa sune misalan da aka adana da kyau sanye da injin OHV. A yau, Skoda ita ma tana kan gaba wajen haɓakawa da aiwatar da sabbin abubuwa da ƙirar motoci masu dacewa da muhalli waɗanda suka cancanci magada ga magabata.