Li-valve: ts'ebetso, tlhokomelo le theko

Li-valve ke karolo ea bohlokoa ea ts'ebetso e nepahetseng ea enjene ea hau. Ba kenya letsoho ho cheseng ha eona. Li-valve tsa ho kenya le ho ntša metsi li lumella moea ho kena le ho tsoa ka kamoreng ea mollo. Ho bula le ho koala ha bona ho laoloa ke camshaft.

🚗 Mosebetsi oa li-valve ke ofe?

. di-valve ke likarolo tseo u tla li fumana enjeneng ea koloi ea hau. Ha enjene e sebetsa, valve e ntse e tsamaea. Ka hona, valve e na le maemo a mabeli: sebaka se bulehileng le boemo bo koetsoeng.

Belofo e na le kutu, molala, hlooho le mohatla. Mosebetsi o ka sehloohong oa li-valve ke ho tiisa hore ho thata kamore e tukang ka ho phatloha hoa motsoako oa mafura a moea.

Ho na le mefuta e 'meli ea li-valve: belofomonyako и belofoechappement... Belofo e kenang e lumella moea hore o kene ka phaposing e tukang, 'me valve ea ho tima e lumella hore ho lokolloe likhase tse tukang.

senacamshaft e lumellang hore li-valve li kenngoe tšebetsong. Li-valve lia buleha ha li hatelloa ke camshaft. Liliba tsa camshaft li boloka li-valve li koetsoe ke mochine o li hulang.

Kahoo, moea o kena ka valve e kenang 'me likhase li tsoa ka valve ea ho tsoa. Li-valve li kopantsoe le lipistone ka lebaka la metsamao ea camshaft le crankshaft tse khannoang ke motsamao wa dipiston.

Hangata ho na le li-valve tse 2 ka valve. moqomo, 'me hangata re fumana ka enjene 4 cylinders, eo ka kakaretso ke 8 li-valve.

???? U tseba joang haeba li-valve li senyehile?

Joalo ka likarolo tse ngata tsa koloi ea hau, valve e ka senyeha 'me ea etsa hore enjene e sebetse hantle. Mona ke lethathamo la matšoao a mantlha a lokelang ho bonts'a boemo ba li-valve tsa hau:

• Na ua utloa ho opa matsoho ka li-valve;
• O ya hlokomela ho felloa ke matla enjene ea hau;
• Na u shebile tšebeliso e sa tloaelehang ea mafura.

Ka tloaelo, haeba u bona matšoao ana, li-valve tsa hau li ka ba le mefuta e 'meli ea mathata:

• Belofo e kobehile : Hangata sena se etsahala haeba valve ea hau e kopane le karolo e ka holimo ea piston. Haeba ho joalo, ho bolela hore enjene ea hau ha e sa lumellana hantle 'me bothata bo ka etsahala ka lebanta la nako. U se ke ua tsilatsila ho ea karacheng ho ea hlahloba li-valve hobane u ipeha kotsing ea ho senya hlooho ea cylinder kapa pistons.
• Valofo e chele : Hangata sena ke tšenyo ea li-valve tsa ho tima. Hangata valve e chesitsoeng e bakoa ke likhase tse tukang tse balehang pakeng tsa valve le setulo sa valve. Ho hlahloba hore na ho na le valve ea ho tima e cheleng, sheba hore na ho ka khoneha ho sebelisa mafura ka tsela e feteletseng, ho se sebetse hantle kapa ho fokotsa ts'ebetso ha u ntse u khanna.

🗓️ U lokela ho etsa clearance neng?

Ho tlosoa ha valve ke mokhoa o khethollangsebaka se pakeng tsa kutu ea valve le camshaft ha valve e le sebakeng se koetsoeng.

Haeba "valve clearance" e le kholo haholo 'me taolo ea ho bula valve e baka lerata, ts'ebetso ea enjene ea fokotseha hobane nako ea ho bula valve e khutsufalitsoe ka mokhoa o hlakileng.

Haeba phallo ea valve e sa lekana, e tla baka ho se tsitse le ho ba thata ho qala ka lebaka la ho lutla ha valve.

Leha ho le joalo, ts'ebetso ea enjene ea hau ea fokotseha mme tšebeliso ea hau ea mafura ea eketseha. Ka hona, hoa hlokahala ho fetola sebaka sa valve. Opereishene ena e lokela ho etsoa khafetsa kapa ha matšoao ana a bonahala a thibela tšenyo likarolong tse ling tsa enjene ea hau.

👨‍🔧 Mokhoa oa ho matha ka har'a li-valve?

Ho phunyeha ha li-valve ke ts'ebetso e rarahaneng e hlokang tsebo e tebileng ea mechine. Haeba u hlokomela hore enjene ea hau e felloa ke matla, valve ea koloi ea hau e ka 'na ea hloka ho robeha. Mona ke mehato ea mantlha ea ho pshatla li-valve tsa hau.

Lintho tse hlokahalang:

• Lebokose la lithulusi
• Phahamiso ea li-valve
• Magnet
• Boer
• Letlapa la abrasive
• Lapping peista
• Sucker

Mohato oa 1: fihlella li-valve

Ho fihlella li-valve tsa hau ho ka ba ntho e tenang haeba u sa tloaela ho ama enjene ea koloi ea hau. Ka 'nete, u tla tlameha ho ntša metsi ho tloha tsamaisong ea ho pholile, ho tlosa li-hoses, ebe joale lebanta la nako.

Ebe o hakolla sekeno le ho tsoa ebe o hakolla mohala oa throttle le likhokahano tse hlokahalang tsa motlakase. Hona joale ke nako ea ho tlosa hlooho ea silinda. Ho etsa sena, qala ka ho tlosa li-cylinder head screws, ebe u tlosa hlooho ea silinda. Ebe u tlosa li-camshafts.

Mohato oa 2: tlosa li-valve

Sebelisa se phahamisang valve ho etsa hore ho be bonolo ho tlosa valve. Ebe u sebelisa makenete ho tlosa li-crescents ho valve. Etsa se tšoanang ho li-valve tsohle.

Mohato oa 3: hloekisa li-valve

Pele o senya li-valve, o tla hloka ho li hloekisa. Seponche le seponche se hlabang se ka sebelisoa ho hloekisa li-tulips tsa valve. Hape hloekisa hlooho eohle ea silindara. Sethala sena se telele, empa sea hlokahala, e le hore u ka etsa ts'ebetso ka nepo.

Mohato oa 4: senya li-valve

Bakeng sa mohato ona, o tla hloka pente ea ho roala le kopi e monyang. Qala ka ho sebelisa oli mohatleng oa valve 'me u theole pente holim'a tulip. Hona joale o hloka ho kenya valve ho tataiso ea eona.

Ebe u beha kopi e monyang holim'a valve 'me u e fetole metsotsoana e ka bang 30. Ebe o ka tlosa valve ebe o hloekisa tulip le bophara. Sheba li-span ho fihlela u fumana filimi e bohlooho e ts'oanang. Qetella ts'ebetso ka ho hloekisa litataiso le liporo.

Mohato oa 5: fetola li-gaskets

Ho boloka ho tiea ha li-valve, li-gaskets li tla tlameha ho nkeloa sebaka. Ho etsa sena, tlosa tiiso e senyehileng, ebe o kopanya hape tiiso e ncha sebakeng se le seng. U ka sebelisa sokete le hamore.

Mohato oa 6: kopanya li-valve

Bakeng sa mohato ona, o hloka ho hlophisa bocha selemo, ho khutlisa li-crescents, le ho kopanya kopano ea valve.

Mohato oa 7: bokella likarolo tsohle

Ka mor'a hore li-valve tsa hau li kenngoe, kopanya hape likarolo tsohle tseo u li tlositseng. Hape hopola ho tlosa moea ho tloha potolohong e pholileng. Li-valve tsa hau li se li fetotsoe!

💰 Ke bokae ho fetola li-valve?

Theko ea karolo ha e phahame haholo: mabenkeleng a khethehileng u tla fumana li-valve mabapi le theko li-euro tse mashome a mabeli... Leha ho le joalo, litšenyehelo tsa basebetsi li ka nyoloha ka potlako kaha phihlello ea li-valve e nka nako e telele.

Joale ua tseba hore na karolo ea li-valve enjene ea hau ke efe! Ho fumana theko e nepahetseng ea ho fetola li-valve, o ka feta har'a papiso ea rona ea karache 'me u fumane lethathamo la mechini e ntle ka ho fetisisa e haufi le uena le ka theko e ntle ka ho fetisisa!