72cc osisi igwe igwe ahụrụ maka 272XP 61 268

A na-eji ígwè ọrụ ugbo eme ihe n'ọtụtụ ebe n'ịrụ osisi osisi n'ime ọhịa nke China, a na-akpọkwa injin ha dị ka igwe ọkụ dị n'ime ma ọ bụ igwe mmanụ ụgbọala. Ọ bụ akụkụ bụ isi nke chainsaw, nke a na-eji na-emepụta ike ma na-ebugharị usoro ịwa osisi site na usoro nnyefe iji bee osisi. Igwe chainsaw dị iche na injin ndị a na-ejikarị na traktọ. Chainsaw bụ injin nwere strok abụọ, nke nwere ike okpukpu abụọ nke injin strok anọ.

1. Mgbe igwe gbanyere ọkụ, mgbe ụfọdụ mgbawa na-eme, nke bụ ihe na-adịghị mma.

Mgbe injin na-agbawa, ọkụ ọkụ na-agba na-adị ngwa ngwa, na-eru 2000-3000 mita kwa nkeji, ebe ọkụ ọkụ nkịtị na-agba bụ 20-40 mita kwa nkeji. Ya mere, okpomọkụ nke engine na-abawanye nke ukwuu, na nrụgide nke cylinders na-abawanye nke ukwuu. Ihe e ji mara mgbawa bụ ụda mgbawa ígwè na cylinder, ọrụ injin na-adịghị akwụsi ike, ikpo ọkụ, ike belatara, na anwụrụ ọkụ na-esi na ọkpọkọ iyuzucha. N'ihi mgbawa nke injin, akụ na ụba ya na-akawanye njọ, mmanụ na-ete mmanụ na-akawanye njọ, na ọbụna na-efunahụ ọrụ mmanye mmanụ ya, na-ebute mmụba ibu ibu. Ya mere, a naghị anabata ihe omume deflagration. Isi ihe kpatara mgbawa engine bụ n'ihi àgwà mmanụ ọkụ na-adịghị mma ma ọ bụ nchikota na-ezighi ezi nke ọkwa mmanụ ọkụ na oke mkpakọ engine. Tụkwasị na nke ahụ, ọ na-ejikọta ya na okpomọkụ nke engine n'onwe ya, ọnọdụ nke ọkụ ọkụ, ụdị nke ụlọ ọkụ ọkụ, na nha nke ihu ọkụ na-aga n'ihu. Ọzọkwa, carbon nkwụnye ego nwere ike ime ka mgbanye ọkụ na deflagration. Mgbe mgbawa gasịrị, mechie valvụ throttle ozugbo (throttle), chọpụta ihe kpatara ya, wepụ ya.

2. Mgbanye n'ihu

Mgbanye mbido pụtara na ngwakọta ọkụ n'ime cylinder na-ere ọkụ n'onwe ya na-echeghị mgbanye. Ihe kpatara mgbanye ọkụ n'oge bụ na n'oge usoro mkpakọ, okpomọkụ dị n'ime cylinder erutela okpomọkụ nke mmanụ ọkụ n'onwe ya, n'ihi ya, ọ dịghị mkpa ka ọkụ na-ere ọkụ n'onwe ya. Mgbe mgbanye ọkụ n'oge na-apụta, injin ahụ na-ekpo oke ọkụ, na-emepụta ọtụtụ carbon dị iche iche, injin ahụ na-arụkwa ọrụ n'ụzọ na-ezighi ezi.

Site n'inyocha na ịghọta okwu abụọ na usoro combustion nke engine, anyị nwere ike ịghọta nke ọma arụmọrụ nke chainsaw. Naanị ịmara na ịmara arụmọrụ igwe nwere ike ịrụ ọrụ arụmọrụ yana ịdị mma, na-enweta ebumnuche nke ịchekwa ọrụ yana ibelata ọnụ ahịa.