Injin in-line R4 - menene ƙirar sa kuma akan waɗanne motoci aka yi amfani da shi?

An shigar da injin R4 a cikin babura, motoci da motocin tsere. Mafi na kowa shi ne abin da ake kira iri-iri na hudu mai sauƙi tare da tsari na tsaye, amma a cikin zane-zane da aka yi amfani da shi akwai nau'in injin da aka yi da lebur - lebur hudu. Idan kana son ƙarin koyo game da kowane nau'in babura kuma duba mahimman bayanai, muna gayyatar ka zuwa sashe na gaba na labarin.

Bayanan asali game da rukunin wutar lantarki

Injin yana da silinda huɗu a jere. Mafi yawan nau'ikan da ake amfani da su shine daga 1,3 zuwa 2,5 lita. Aikace-aikacen su ya haɗa da motocin da aka yi a yau da motocin da aka yi a baya, irin su Bentley tare da tanki mai lita 4,5 na lokacin 1927-1931.

Mitsubishi ne ya samar da ingantattun raka'o'in cikin layi. Waɗannan su ne 3,2-lita injuna daga Pajero, Shogun da kuma Montero SUV model. Ita kuwa Toyota ta fitar da na'ura mai nauyin lita 3,0. Ana kuma amfani da injunan R4 a manyan motoci masu nauyin tan 7,5 zuwa 18. An sanye su da samfuran dizal tare da ƙarar aiki na lita 5. Ana amfani da manyan injuna, alal misali. a cikin locomotives, jiragen ruwa da na'urori masu tsayayye.

Abin sha'awa shine, ana kuma shigar da injunan R4 akan ƙananan motoci, abin da ake kira. kayi truck. Subaru ne ya kera raka'a 660cc daga 1961 zuwa 2012 kuma Daihatsu ya rarraba tun 2012. 

Halayen injin in-line 

Naúrar tana amfani da crankshaft tare da ma'auni mai kyau na farko. Wannan shi ne saboda gaskiyar cewa pistons suna motsawa cikin nau'i-nau'i a layi daya - idan daya ya tashi, ɗayan yana motsawa. Duk da haka, wannan ba ya faruwa a yanayin da injin kunna kansa.

A wannan yanayin, wani al'amari da ake kira rashin daidaituwa na biyu yana faruwa. Yana aiki don gudun pistons a saman rabi na jujjuyawar crankshaft ya fi haɓakar pistons a cikin ƙasan rabin juyawa.

Wannan yana haifar da jijjiga mai ƙarfi, kuma wannan ya fi shafa ne ta hanyar rabon adadin piston zuwa tsayin sandar haɗi da bugun fistan, da kuma saurinsa. Don rage wannan al'amari, ana amfani da pistons masu sauƙi a cikin daidaitattun motoci, kuma ana amfani da igiyoyi masu tsayi a cikin motocin tsere.

Mafi shaharar injunan R4 sune Pontiac, Porsche da Honda

Daga cikin manyan nau'ikan wutar lantarki da aka sanya a cikin motocin da aka kera da yawa shine 1961 Pontiac Tempest 3188 cc. Wani babban injin ƙaura shine 2990 cc. cm shigar a kan Porsche 3. 

An kuma yi amfani da na'urorin wajen yin tseren motoci da manyan motoci masu haske. Wannan rukunin ya haɗa da injin dizal har zuwa lita 4,5, wanda masana'anta Mercedes-Benz MBE 904 suka shigar tare da ƙarfin 170 hp. da 2300 rpm. Bi da bi, da kananan R4 engine aka shigar a cikin 360 Mazda P1961 Carol. Ya kasance na al'ada 358cc saman bawul pushrod. 

Sauran shahararrun nau'ikan injin R4 sune Ford T, na'ura mai rahusa na Austin A-Series, da Honda ED, waɗanda suka fara aikin fasahar CVCC. Wannan rukunin kuma ya haɗa da samfurin GM Quad-4, wanda shine injinin bawul na farko na Amurka, da kuma Honda F20C mai ƙarfi tare da 240 hp. a girma na 2,0 lita.

Aikace-aikacen motar a cikin wasannin tsere

An yi amfani da injin R4 a wasannin tsere. Motar da wannan injin, Jules Gu ke tukawa, ita ce ta lashe Indianapolis 500. Muhimmiyar bayanai ita ce a karon farko an yi amfani da camshafts biyu na sama (DOHC) da 4 valves a kowace silinda. 

Wani sabon aikin kuma shi ne babur da Aurelio Lampredi ya yi wa Ferrari. Wannan shi ne karo na farko a jere guda hudu a cikin tarihin Formula 1 daga Scuderia na Italiya. An shigar da naúrar lita 2,5 na farko akan 625 sannan kuma akan Monza 860 tare da ƙaura na lita 3,4.