Ib qho ntawm feem tseem ceeb ntawm cov khoom siv hluav taws xob yog lub hauv paus phaj, uas yog lub luag haujlwm rau kev ua haujlwm ntawm lub tshuab hluav taws xob.Txhua yam hais txog cov phaj tawg, lawv hom uas twb muaj lawm thiab cov qauv tsim, nrog rau kev xaiv, hloov thiab hloov kho ntawm cov khoom no tau piav qhia meej hauv kab lus no.
Dab tsi yog ignition distributor phaj
Lub ignition distributor phaj (breaker puag phaj) yog ib feem ntawm lub ignition breaker-distributor (distributor);Lub phaj hlau uas ua raws li kev txhawb nqa rau pawg neeg sib cuag ntawm lub breaker los yog stator distributor ntawm lub contactless ignition system.
Hauv carburetor thiab qee qhov kev txhaj tshuaj roj av, lub tshuab hluav taws xob yog tsim los ntawm cov cuab yeej siv tshuab - lub tshuab hluav taws xob, uas feem ntau hu ua tsuas yog tus xa khoom.Chav tsev no ua ke ob qho khoom siv: lub tshuab hluav taws xob uas tsim cov khoom siv luv luv tam sim no, thiab cov khoom xa tawm uas ua kom cov khoom siv raws sij hawm ntawm cov pulses mus rau lub tog raj kheej lub cav (ua haujlwm hloov pauv).Ntau lub tshuab yog lub luag haujlwm rau kev tsim cov high-voltage pulses hauv distributors:
● Nyob rau hauv kev sib cuag ignition system - ib tug breaker ua nyob rau hauv ib tug sib cuag pab pawg neeg, ib ntus qhib los ntawm ib tug rotating cam;
● Nyob rau hauv lub tshuab hluav taws xob tsis sib cuag, lub ntsuas hluav taws xob (Hall, inductive lossis optical) uas tsim cov teeb liab tswj kev hloov pauv, uas, dhau los, ua kom muaj hluav taws xob siab nyob rau hauv lub ignition coil.
Ob lub tshuab - ob qho tib si cov pa sib tiv tauj thiab lub sensor - yog nyob ncaj qha rau hauv lub tsev ntawm qhov hluav taws xob distributor, lawv yog mechanically txuas nrog lub distributor rotor.Nyob rau hauv ob qho tib si, kev txhawb nqa ntawm cov tshuab no yog ib feem tshwj xeeb - lub phaj tawg (lossis cov khoom siv hluav taws xob hluav taws xob).Qhov no ua lub luag haujlwm tseem ceeb hauv kev ua haujlwm ntawm tag nrho cov khoom xa tawm, nws qhov tsis ua haujlwm feem ntau cuam tshuam rau kev ua haujlwm ntawm lub tshuab hluav taws xob.Lub phaj faulty yuav tsum tau kho lossis hloov, tab sis txhawm rau ua kom muaj peev xwm kho tau, nws yog qhov yuav tsum tau nkag siab txog yam uas twb muaj lawm ntawm cov phaj tawg, lawv cov qauv tsim thiab cov yam ntxwv.
Breaker hu rau pab pawg
Hom, tsim thiab lub hauv paus ntsiab lus ntawm kev khiav hauj lwm ntawm lub ignition distributor phaj
Cov phaj tawg tau muab faib ua ob pawg raws li hom hluav taws xob distributor:
● Rau kev tiv tauj distributor;
● Rau contactless distributor.
Cov khoom muaj qhov sib txawv tseem ceeb ntawm ib leeg hauv kev tsim thiab kev ua haujlwm.
Breaker daim hlau rau kev sib cuag ignition system
Muaj ob hom distributor breaker puag daim hlau rau kev sib cuag ignition system:
● Daim hlau tsis muaj kabmob;
● Cov phaj ua ke nrog cov kabmob tawb.
Distributor tsim nrog cais lub hauv paus phaj thiab hu
Cov qauv tsim yooj yim tshaj plaws yog cov phaj ntawm thawj hom.Lub hauv paus ntawm tus tsim yog ib tug stamped steel phaj ntawm complex zoo, nyob rau hauv qhov chaw uas ib puag ncig lub qhov yog tsim nrog ib tug dab tshos rau haum rau cov kabmob.Lub phaj muaj threaded thiab yooj yim qhov rau mounting pab pawg neeg sib cuag thiab sawv ntsug nrog ib tug xav sawb rau lubricating thiab ntxuav lub ncej, raws li zoo raws li ib tug wedge-shaped lub qhov nyob rau hauv lub installation ntawm cov pab pawg neeg rau kev kho qhov sib txawv ntawm nws cov neeg.Cov phaj yog muab nrog ib tug bearing mounted ntawm ib tug dab tshos thiab ib tug loj hlau nrog ib tug davhlau ya nyob twg ntawm ib hom los yog lwm yam.Cov phaj tawg ntawm hom no tau siv dav hauv cov chaw muag khoom tau teeb tsa ntawm VAZ "Classic" tsheb thiab qee qhov lwm tus, hauv cov chav no yog hu ua "movable breaker phaj".
Ib tug complex tsim muaj cov phaj ntawm breakers ntawm ob hom.Raws li txoj cai, qhov no muaj ob lub ntsiab lus: lub phaj txav txav tau thiab lub tawb nqa khoom.Lub phaj txav tau muaj tus qauv tsim zoo ib yam li tau piav qhia saum toj no, nyob rau hauv nws muaj lub tawb nqa khoom - kuj yog ib feem ntawm cov hlau stamped, ntawm ob sab ntawm ob txhais ceg yog tsim nrog qhov rau mounting nyob rau hauv lub distributor vaj tse.Ib qho kabmob yog nyob nruab nrab ntawm lub phaj txav tau thiab lub tawb, ib pawg neeg sib cuag nrog cov hlau thiab cov hlua khi yog ntsia rau ntawm lub phaj txav, thiab cov hlau loj txuas nrog lub tawb.
Ob hom phaj yog mounted nyob rau hauv qab ntawm lub ignition distributor vaj tse.Lub phaj tsis muaj lub tawb nqa khoom yog ntsia ncaj qha rau hauv vaj tse, uas ua raws li lub tawb.Qhov thib ob hom phaj yog tsau nyob rau hauv lub vaj tse nrog screws screwed rau hauv lub bearing tawb.Cov phaj txav tau txuas nrog lub tshuab nqus tsev los ntawm txoj kev traction, yog li hloov lub sij hawm ignition nyob ntawm lub cav ua haujlwm.
Tiv tauj hom ignition distributor phaj
Cov phaj distributor nyob rau hauv kev sib cuag ignition system ua haujlwm raws li hauv qab no.Lub phaj ua kom qhov tseeb qhov chaw ntawm cov pab pawg neeg sib cuag nrog tus neeg faib khoom.Thaum cov ncej tig, nws cov cams ntaus cov kev sib cuag txav tau, muab qhov cuam tshuam luv luv ntawm cov tam sim no, vim tias cov khoom siv hluav taws xob siab tau tsim nyob rau hauv cov hluav taws xob hluav taws xob, uas tau muab rau tus neeg xa khoom thiab tom qab ntawd rau cov tswm ciab hauv lub tog raj kheej. .Thaum hloov hom kev khiav hauj lwm ntawm lub cav, lub tshuab nqus tsev corrector tig lub movable phaj ntawm ib lub kaum sab xis nyob rau hauv ib qho kev taw qhia los yog lwm qhov, uas ua tiav ib qho kev hloov ntawm lub sij hawm ignition.Kev sib hloov du ntawm lub phaj thaum tswj kom txaus rigidity ntawm cov qauv yog muab los ntawm cov kabmob.
Daim phiaj ntawm contactless ignition distributors
Muaj peb yam tseem ceeb ntawm contactless distributor daim hlau:
● Nrog Hall sensor;
● Nrog inductive sensor;
● Nrog optical sensor.
Nyob rau hauv txhua rooj plaub, lub hauv paus ntawm ib feem yog stamped steel phaj uas ib tug sensor los yog lwm yam cuab yeej yog ntsia.Lub phaj yog mounted los ntawm cov kabmob nyob rau hauv lub distributor vaj tse thiab txuas nrog lub tshuab nqus tsev corrector los ntawm ib tug pas nrig, thiab conductors kuj nyob rau ntawm lub phaj kom xa cov generated tswj teeb liab mus rau lub hloov.
Contactless hom ignition distributor phaj
Nyob ntawm seb hom distributor, ntau qhov chaw tuaj yeem nyob ntawm lub phaj:
● Hall sensor - ib lub cuab yeej nrog Hall nti, nyob rau hauv uas ib tug zawj yog tsim rau lub rotor txuas nrog lub distributor ncej;
● Ib tug ntau-tig kauj yog ib puag ncig kauj uas yog lub hauv paus ntawm ib tug inductive hom sensor, ib tug hlau nplaum txuas nrog lub distributor rotor ua raws li ib tug rotor nyob rau hauv xws li ib tug sensor;
● Ib qho khoom siv kho qhov muag yog ib qho khoom siv nrog LED thiab photodiode (lossis photoresistor), uas yog sib cais los ntawm ib tug zawj rau lub rotor nrog cutouts txuas nrog lub distributor ncej.
Feem ntau siv yog cov sensors-distributors tsim los ntawm Hall sensor - lawv tuaj yeem pom ntawm VAZ tsheb thiab ntau lub tsheb thauj khoom.Inductive sensors yog siv ntau tsawg zaus, xws li distributors tuaj yeem pom ntawm GAZ-24 tsheb thiab qee qhov tom qab Volga, tus kheej UAZ qauv thiab lwm yam.Optical sensors-distributors ntawm domestic tsheb yog xyaum tsis siv, lawv tuaj yeem pom ntawm qee lub tsheb txawv teb chaws nrog cov cav tov carburetor.
Yuav ua li cas xaiv thiab hloov lub ignition distributor phaj
Thaum lub sijhawm ua haujlwm ntawm tus xa khoom, lub phaj tawg yog raug rau txhua yam thiab thermal loads, uas ua rau maj mam hnav ntawm nws qhov chaw (feem ntau yog pab pawg sib cuag), deformations thiab puas.Tag nrho cov no yog manifested los ntawm qhov deterioration ntawm lub ignition system, xws li ib tug spontaneous hloov nyob rau hauv lub ignition lub sij hawm los yog tsis muaj peev xwm kho nws, cov tsos ntawm interruptions nyob rau hauv lub lag luam ntawm ib tug neeg lub tog raj kheej, deterioration ntawm pib, thiab lwm yam.
Rau kev hloov pauv, koj yuav tsum nqa lub phaj tawg tsuas yog ntawm hom (tus naj npawb catalog) uas tau teeb tsa hauv tus xa khoom ua ntej, lossis pom zoo los ntawm cov chaw tsim khoom lag luam.Txhawm rau txhim kho lub phaj tshiab, nws yog qhov yuav tsum tau tshem tawm thiab tshem tawm cov khoom xa tawm (vim qhov no yog nyob rau hauv qab ntawm chav tsev, koj yuav tsum tshem tawm cov distributor thiab regulator kom nkag mus rau nws) - qhov no yuav tsum tau ua raws li cov lus qhia. rau kho ib lub cav lossis lub tsheb.Lub phaj tshiab yuav tsum poob rau hauv qhov chaw yam tsis muaj kev siv zog thiab tig ywj siab hauv cov kabmob.Thaum lub sij hawm installation, yuav tsum tau them nyiaj mloog mus rau kev twb kev txuas ntawm lub phaj nrog lub tshuab nqus tsev corrector thiab nrog tag nrho cov hluav taws xob terminals.
Kev hloov kho ntawm pawg neeg faib khoom tiv tauj
Thaum lub sij hawm ua hauj lwm ntawm tus distributor, cov teeb meem yuav tshwm sim uas tsis muaj feem xyuam rau cov xwm txheej ntawm lub phaj, tab sis tshwm sim los ntawm kev hloov nyob rau hauv qhov sib txawv ntawm cov contacts ntawm lub breaker.Yuav kom daws tau qhov teeb meem no, koj yuav tsum tau ua ib feem ntawm disassemble disassemble los ntawm kev tshem tawm lub hau, thiab ntsuas qhov sib txawv ntawm cov neeg sib cuag - nws yuav tsum dag nyob rau hauv cov kev txwv los ntawm cov chaw tsim tshuaj paus ntawm no distributor.Yog tias qhov sib txawv ntawm qhov sib txawv ntawm qhov nruab, nws yog ib qho tsim nyog yuav tsum xoob lub hau ntswj txuas cov pab pawg neeg sib cuag rau lub phaj thiab kho qhov sib txawv, thiab tom qab ntawd nruj nreem ntsia hlau.Nws kuj tseem yuav tsim nyog los ntxuav cov kev sib cuag los ntawm soot nrog ib daim ntawv xuab zeb.
Nrog rau kev xaiv kom raug thiab hloov pauv ntawm cov phaj tawg-tshwj xeeb lossis cov khoom xa tawm, lub tshuab hluav taws xob yuav ua haujlwm ruaj khov thiab ntseeg tau hauv txhua hom kev ua haujlwm ntawm lub cav.
Post lub sij hawm: Lub Xya hli ntuj-10-2023