CarsỤgbọala

Drum brek - mara

Drum brek - otú ahụ ka braking usoro, nke bụ a n'usoro n'usoro drum. Ọ na-enweta site braking n'ihi na ịpị nke drum breeki akpụkpọ ụkwụ.

Dị na mbụ pad na a usoro dị ka drum breeki, emi odude n'ime drum onwe ya. Ọ bụrụ na ha na-emi odude n'èzí nke ígwè ewepụghị disk, dị a usoro a na-akpọ a disk. Drum brek ka nsụgharị ndị ọzọ - belt. Nke a braking usoro a rụrụ site na "mkpuchi" nke drum breeki mgbanwe metal teepu.

N'ọnọdụ dị otú a ngwaọrụ, nke nwere ihe abụọ na-arụ ọrụ cylinders, arụmọrụ na-amụba site n'aka adiana nke drum mgbe ụgbọ ala anamde ngagharị. Ọ bụ n'oge braking ike presses pad. Nke a pụrụ isi kwuo ya abụghị na diski usoro n'ihi na diski site n'usoro na a direction na bụ perpendicular ka ntụziaka nke braking ike. Mgbe igwe-aga n'ihu, ọ na-amalite na-arụ ọrụ n'ihu na mpe mpe akwa. Ọ na-akpọ upwind na abụọ breeki akpụkpọ ụkwụ (ma ọ na-akpọ azụ).

Ọ ga-depụta ihe ndị bụ isi ndị nwere a drum breeki. Nke a na mpe mpe akwa, nke rụrụ braking. N'ihi nke a ha na-ericha mere nke a esemokwu ihe onwunwe. Ọzọkwa ya nwere a zuru ezu set nke breeki rụọ, breeki na wheel cylinders. Nke mbụ nke ndị a pụrụ iche pressurized ọmụmụ nke dị na haịdrọlik usoro-abịa n'ime ndị si na breeki pedal. All ndị a mmiri na-n'ịnyịnya na a breeki osisi (zọọ ala).

Ke adianade do, drum brek nwere mkpịsị aka (axis) nke breeki pad, na usoro inye iwu na ọdịiche dị n'etiti ndị drum na akpụkpọ ụkwụ, isi-iyi na-jide pad na ebe ma na-ewetara ha mgbe ndị ọkwọ tọhapụrụ ndị breeki pedal.

Na, n'ezie, anyị na-enweghị ike nyefee uru nke usoro. Ọ na-eji na gwongworo (ukwuu n'ime) na njem ụgbọala. Ka nwere ike ga-eji na ọgba tum tum. Ndị isi uru nke a na usoro bụ ike ya. Ma ọ bụ kama, eziokwu ahụ bụ na ọ bụ nnọọ mfe ịkpọlite site na ịba ụba nke drum dayameta na obosara. Nke a na-eme ka o kwe omume iji nweta elu zuru ụkpụrụ nke braking ike dị mkpa iji kwụsị ma ọ bụ jiri nwayọọ na arọ ugbo ala (ụgbọ ala, gwongworo). Drum brek na-zuru oke-echebe megide mmiri na ájá - ma ọ bụ kama, ha na kọntaktị. Pad na unyi ụzọ ma ọ bụ a uzuzu uzuzu obere wear - na ọ bụ a oké àgwà nke na-eme a inogide usoro. Mgbe iji ya, ọ bụ ike nke ukwuu mfe ngwá ọrụ nke ụgbọala na-adọba ụgbọala breeki. Ke adianade do, ndị a usoro na-adịghị emit ihe okpomọkụ, na n'ihi nke a, i nwere ike iji na-abụghị hygroscopic breeki ọmụmụ na ihe mmanya-mmanụ-dabeere. Ndị a uru, na-enwe n'azụ drum brek. Ọ bụ uru na-arịba ama na onye drawback - mmeghachi omume ha kwụsịlata a obere, mgbe e jiri ya tụnyere diski.

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