The pneumatic actuator ea brake system e bonolo ebile e sebetsa hantle, leha ho le joalo, bolelele bo bolelele ba mela e ka lebisa ho lieha ha ts'ebetso ea mekhoa ea brake ea li-axle tse ka morao.Bothata bona bo rarolloa ke yuniti e khethehileng - valve ea accelerator, sesebelisoa le ts'ebetso ea eona e fanoeng sehloohong sena.
Sephahla sa accelerator ke eng?
The accelerator valve (MC) ke karolo ea taolo ea tsamaiso ea brake e nang le koloi ea pneumatic.Kopano ea li-valve e abang moea o hatelitsoeng o phalla pakeng tsa likarolo tsa tsamaiso ea pneumatic ho latela mekhoa ea ho sebetsa ea mariki.
Code Criminal e na le mesebetsi e 'meli:
• Phokotso ea nako ea karabo ea mekhoa ea mabili a brake a li-axle tse ka morao;
• Ho ntlafatsa ts'ebetso ea ts'ebetso ea ho paka makoloi le li-braking system tse ling.
Litsi tsena li na le literaka le libese, hangata yuniti ena e sebelisoa ho litereilara le li-semi-trailer.
Mefuta ea li-valve tsa accelerator
Khampani ea tsamaiso e ka aroloa ka mefuta ho latela tšebeliso, mokhoa oa tsamaiso le tlhophiso.
Ho ea ka ts'ebetso ea Code Criminal, ho na le mefuta e 'meli:
- Ho laola li-contours tsa sebaka sa ho paka (manual) le mariki a marang-rang;
- Ho laola likarolo tsa actuator ea pneumatic ea li-actuator tsa sistimi e kholo ea brake ea li-axle tse ka morao.
Hangata, li-valve tsa accelerator li kenyelelitsoe libakeng tsa ho paka le li-brake systems, li-activator tsa tsona e leng li-accumulators tsa matla (EA) tse kopantsoeng le likamore tsa brake.Sehlopha se laola potoloho ea EA pneumatic, e fana ka ho tsoa mali ka potlako ha moea nakong ea braking le phepelo ea eona e potlakileng ho tloha moqomong o fapaneng oa moea ha o tlosoa mariki.
Li-valve tsa accelerator li sebelisoa khafetsa ho laola mariki a mantlha.Tabeng ena, yuniti e fana ka phepelo e potlakileng ea moea o hatelitsoeng ho tloha moqomong o arohaneng oa moea ho ea likamoreng tsa brake nakong ea braking le moea o tsoang mali nakong ea braking.
Ho ea ka mokhoa oa tsamaiso, Criminal Code e arotsoe ka lihlopha tse peli tse kholo:
• Ho laoloa ka moea;
• E laoloa ke elektronike.
Accelerator e laoloang ke elektronike
Li-valve tse laoloang ke moea ke tsona tse bonolo le tse sebelisoang haholo.Li laoloa ka ho fetola khatello ea moea e tsoang ho li-valve tsa brake tse ka sehloohong kapa tsa letsoho.Li-valve tse laoloang ka elektronike li na le li-valve tsa solenoid, tseo ts'ebetso ea tsona e laoloang ke lisebelisoa tsa elektronike.Likhamphani tse joalo tsa taolo li sebelisoa likoloing tse nang le litsamaiso tse fapaneng tsa ts'ireletso tse ikemetseng (EBS le tse ling).
Ho ea ka tlhophiso, Code Criminal e boetse e arotsoe ka lihlopha tse peli:
• Ntle le likarolo tse ling;
• Ka monyetla oa ho kenya moferefere.
K'hamphaning ea tsamaiso ea mofuta oa bobeli, ho fanoa ka thaba bakeng sa ho kenngoa ha moferefere - sesebelisoa se khethehileng se fokotsang matla a lerata a moea o tsoang mali.Leha ho le joalo, ts'ebetso ea mefuta e 'meli ea li-valve e tšoana.
Moralo le molao-motheo oa ts'ebetso ea li-valve tsa accelerator
Ntho e bonolo ka ho fetisisa ke moralo le ts'ebetso ea k'hamphani ea tsamaiso bakeng sa tsamaiso ea brake ea tšebeletso.E itšetlehile ka nyeoe ea tšepe e nang le liphaephe tse tharo, ka hare ho eona ho na le piston le li-valve tse amanang le ho qeta le ho pota-pota.A re ke re hlahlobisiseng moralo le ts'ebetso ea mofuta ona oa k'hamphani ea tsamaiso re sebelisa mohlala oa bokahohle ba 16.3518010.
Sehlopha se kopantsoe ka tsela e latelang: pin I - ho ea molaong oa tsamaiso ea pneumatic (ho tloha ho valve e kholo ea brake), pin II - ho ea amohelang, pin III - ho ea moeling oa brake (ho ea likamoreng).Valve e sebetsa ka mokhoa o bonolo.Nakong ea ho tsamaea ha koloi, khatello e tlaase e bonoa moleng oa taolo, kahoo piston 1 e phahamisoa, valve ea ho qeta 2 e bulehile 'me mohala oa brake ho pholletsa le terminal III le mocha oa 7 o hokahane le sepakapaka, mariki a thibetsoe. .Ha braking, khatello ea mohala oa taolo le phaposing "A" ea eketseha, piston 1 e theohela tlase, valve 2 e kopana le setulo sa 3 ebe e sutumelletsa "bypass valve 4", e etsang hore e tlohe setulong. 5. Ka lebaka leo, pin II e kopantsoe le kamoreng ea "B" le pin III - moea o tsoang ho moamoheli o lebisitsoe ho likamore tsa brake, koloi e robehile.Ha o thibela, khatello ea mohala oa taolo e theoha 'me liketsahalo tse hlalositsoeng ka holimo li hlokomeloa - mohala oa brake o hokahane le mocha oa 7 ka pin III mme moea o tsoang likamoreng tsa marang-rang o kenngoa sepakapakeng, koloi e thibetsoe.
Sesebelisoa sa valve ea accelerator ea KAMAZ
Pompo ea letsoho ea mofuta oa bellows e sebetsa habonolo.Ho hatella 'mele ka letsoho ho lebisa ho eketseha ha khatello - tlas'a tšusumetso ea khatello ena, valve ea ho qeta e bulehile ('me valve ea ho kenya e lula e koetsoe), moea kapa mafura ka hare a sutumelletsoa moleng.Ebe 'mele, ka lebaka la elasticity ea oona, o khutlela sebopeho sa oona sa pele (ho atoloha), khatello e ka ho eona e theoha' me e fetoha e ka tlaase ho sepakapaka, valve ea ho ntša metsi e koala, 'me valve ea ho kena ea buleha.Mafura a kena ka pompong ka valve e bulehileng ea ho kenya, 'me nakong e tlang ha' mele o hatelloa, potoloho e pheta.
Khampani ea tsamaiso, e etselitsoeng "handbrake" le spare brake, e hlophisitsoe ka mokhoa o ts'oanang, empa ha e laoloe ke valve e kholo ea brake, empa ka "brake valve" ea letsoho ("handbrake").Ha re nahaneng ka molao-motheo oa ts'ebetso ea yuniti ena ka mohlala oa yuniti e tsamaellanang ea likoloi tsa KAMAZ.Terminal ea eona I e hokahane le mohala oa EA oa mariki a ka morao, terminal II e hokahane le sepakapaka, terminal III e hokahantsoe le moamoheli, terminal IV e hokahantsoe le mohala oa brake valve ea letsoho.Ha koloi e ntse e tsamaea, moea o nang le khatello e phahameng o fanoa ho pins III le IV (ho tloha ho motho a le mong, kahoo khatello e tšoana le mona), empa sebaka sa sebaka se ka holimo sa piston 3 se seholo ho feta se ka tlaase, kahoo. e boemong bo tlase.Sephahla sa ho qeta 1 se koetsoe, 'me valve ea ho kenya 4 e bulehile, li-terminals I le III li fetisetsoa ka kamoreng "A", 'me sepakapaka sa II se koetsoe - moea o hatelitsoeng o fanoa ho EA, liliba tsa bona li hatelloa. tsamaiso e thibetsoe.
Ha koloi e behiloe holim'a brake ea ho paka kapa ha sesebelisoa sa spare brake se ts'oaroa, khatello ea IV terminal e ea fokotseha (moea o tsoa mali ka valve ea letsoho), piston 3 ea phahama, valve ea ho tima ea buleha, 'me ho kena. valve, ho fapana le hoo, e koala.Sena se lebisa ho hokahaneng ha li-terminals I le II le karohano ea li-terminals I le III - moea o tsoang ho EA o kenngoa sepakapakeng, liliba tse ho tsona ha lia hloekisoa 'me li lebisa ho braking ea koloi.Ha e tlosoa ho handbrake, mekhoa e tsoela pele ka tatellano e fapaneng.
Lik'hamphani tsa tsamaiso tse laoloang ke elektronike li ka sebetsa ka tsela e ts'oanang le e hlalositsoeng ka holimo, kapa tsa laoloa ke yuniti ea elektronike ho latela li-algorithms tse behiloeng.Empa ka kakaretso, ba rarolla mathata a tšoanang le li-valve tse laoloang ke moea.
Joalokaha u ka bona, valve ea accelerator e etsa mesebetsi ea relay - e laola likarolo tsa tsamaiso ea pneumatic e hōle le valve e kholo ea brake kapa valve manual, e thibelang tahlehelo ea khatello meleng e melelele.Sena ke sona se netefatsang ts'ebetso e potlakileng le e tšepahalang ea mariki ka li-axle tse ka morao tsa koloi.
Litaba tsa khetho le tokiso ea valve ea accelerator
Nakong ea ts'ebetso ea koloi, k'hamphani ea tsamaiso, joalo ka likarolo tse ling tsa tsamaiso ea pneumatic, e tlas'a meroalo e mengata, kahoo e lokela ho hlahlojoa nako le nako bakeng sa tšenyo, ho lutla ha moea, joalo-joalo.
Ha u nkela sebaka, hoa hlokahala ho kenya lihlopha tsa mefuta eo le mehlala e khothalletsoang ke automaker.Haeba ho etsoa qeto ea ho kenya li-analogue tsa valve ea pele, joale yuniti e ncha e tlameha ho lumellana le litšobotsi tsa pele le litekanyo tsa ho kenya.Ka litšoaneleho tse ling, valve e ka 'na ea se ke ea sebetsa ka mokhoa o nepahetseng' me ea se ke ea netefatsa hore tsamaiso ea brake e sebetsa hantle.
Ka khetho e nepahetseng ea valve ea accelerator le tlhokomelo e nakong, tsamaiso ea brake ea koloi kapa bese e tla sebetsa ka botšepehi, e fana ka matšeliso a hlokahalang le polokeho.
Nako ea poso: Aug-21-2023