Diesel Injector Fuel Injector 0445120343 dakọtara na Bosch injector WEICHAI WD615 WD10 - EU 4

Usoro ọrụ nke injector

N'ime usoro a na-arụ ọrụ, a na-ekewa usoro ntụtụ nke injector mgbapụta ụzọ abụọ: tupu injection na isi injection, na nwekwara ike kewaa n'ime tupu injection, njedebe nke ịgba ọgwụ mgbochi, isi injection, njedebe nke isi ogwu na isi ihe. ọnụ ụlọ mmanụ dị elu Enwere usoro 5 nke oriri mmanụ. A na-ejikọta oge ịgbanye mmanụ ọkụ na ọnụọgụ mmanụ ọkụ site na ntinye aka, valvụ agịga mmanụ mmanụ, valvụ agịga mmanụ ọkụ na-alọghachi mmiri, valvụ agịga agịga mmanụ ọkụ na valvụ njikwa elektrọn.
(1) Tupu ịgba ọgwụ
Mgbe akụkụ kwụ ọtọ nke cam metụrụ ogwe aka rocker, usoro njikwa eletrọnịkị na-enye ike na valvụ njikwa eletrọnịkị, nke mere na valvụ agịga nke valvụ njikwa eletrọnịkị na-aga n'aka ekpe, na-ebipụ ụzọ n'etiti ọnụ ụlọ mmanụ nrụgide dị elu na ụzọ mmanụ nrụgide dị ala, n'otu oge ahụ, kọlụm mmanụ mgbapụta n'okpuru ọrụ nke ogwe aka rocker, plọg na-aga ala megide ike na-agbanwe agbanwe nke nlọghachi mmiri nke mgbapụta mmanụ mgbapụta, nke mere na nrụgide mmanụ dị na elu- mmanụ nrụgide ụlọ na-ebili ngwa ngwa. Mgbe nrụgide mmanụ na-ebili ruo 18MPa, mkpali elu nke mmanụ ọkụ na-eme n'elu cone dị n'etiti valvụ agịga injection dị ukwuu karịa ike na-ebu ụzọ nke nloghachi mmiri nke valvụ agịga injection, na valve injection injection. a ga-akwali elu ka ịmalite ịgba ọgwụ mgbochi.
(2) Ọgwụgwụ nke tupu ịgba ọgwụ
Mgbe ịgba ọgwụ mgbochi ahụ ebidochara, agịga ịgba mmanụ na-aga n'ihu na-arịgo elu. Mgbe cam tụgharịrị 1/3 nke ọrịa strok ịgba mmanụ mmanụ, njedebe dị ala nke ihe nrịbama mmanụ ọkụ na-abanye n'ime oghere ịgbanye mmanụ ọkụ, na elu nke agịga ịgbanye mmanụ ahụ nwere ike ịgbaba na oghere mmiri na-alọghachi. valvụ agịga injection site na obere oghere. N'ụzọ dị otú a, a na-emepụta ihe a na-akpọ "hydraulic gasket" n'elu valvụ agịga agịga mmanụ ọkụ, nke na-egbochi valvụ agịga agịga mmanụ ọkụ ka ọ ghara ịga n'ihu na-aga n'ihu, nke mere na mmanụ ọkụ tupu ịgbanye mmanụ dị oke. Ka mgbapụta mgbapụta na-aga n'ihu na-agbada ala, nrụgide mmanụ dị n'ime ụlọ mmanụ dị elu na-aga n'ihu. Mgbe nrụgide mmanụ ruru uru a kapịrị ọnụ, mgbe onye na-enye aka na-agbanye ala n'okpuru ọrụ nke mmanụ ọkụ dị elu, ọnụ ọgụgụ nke ụlọ mmanụ dị elu na-abawanye na mberede. na-abawanye, nrụgide mmanụ ụgbọala na-agbada ozugbo. N'oge a, mkpali elu n'elu cone dị n'etiti agịga ịgba mmanụ mmanụ na-ebelata ya mere, a na-emegharị agịga mmanụ mmanụ n'okpuru ọrụ nke nloghachi mmiri nke agịga ịgba mmanụ mmanụ (ike na-agbanwe na-abawanye n'ihi mkpakọ nke mkpakọ nke mmanụ ọkụ. onye inyeaka), na mmanu tupu igba ogwu agwụla.