Li-motor tsa Hydraulic le lipompo tsa hydraulic lia lumellana ho latela melaoana ea ts'ebetso. Ha mokelikeli o kenngoa pompong ea hydraulic, shaft ea eona e hlahisa lebelo le torque, e fetohang motlakase oa hydraulic.
1. Pele tseba tekanyo ea phallo ea sebele ea motlakase oa hydraulic, ebe u bala katleho ea volumetric ea motlakase oa hydraulic, e leng karo-karolelano ea tekanyo ea phallo ea theoretical ho tekanyo ea sebele ea phallo ea ho kenya;
2. Lebelo la motlakase oa hydraulic le lekana le karo-karolelano pakeng tsa phallo ea tlhahiso ea theoretical le ho falla ha motlakase oa hydraulic, e leng hape e lekanang le phallo ea sebele ea ho kenya letsoho e atolositsoeng ke katleho ea volumetric ebe e aroloa ke ho falla;
3. Bala phapang ea khatello pakeng tsa ho kena le ho tsoa ha enjene ea hydraulic, 'me u ka e fumana ka ho tseba khatello e kenang le khatello ea ho tsoa ka ho latellana;
4. Bala torque ea theoretical ea pompo ea hydraulic, e amanang le phapang ea khatello pakeng tsa ho kena le ho tsoa ha motlakase oa hydraulic le displacement;
5. Motlakase oa hydraulic o na le tahlehelo ea mochine ts'ebetsong ea sebele ea ho sebetsa, kahoo torque ea sebele ea tlhahiso e lokela ho ba torque ea theory ho tlosa torque ea tahlehelo ea mochine;
Sehlopha sa mantlha le litšobotsi tse amanang le tsona tsa lipompo tsa plunger le li-motor hydraulic motors
Litšobotsi tse sebetsang tsa ho tsamaea ka khatello ea hydraulic li hloka hore likarolo tsa hydraulic li be le lebelo le phahameng, khatello e phahameng ea ho sebetsa, matla a ho jara mojaro o kantle ho pota-pota, litšenyehelo tse tlase tsa potoloho ea bophelo le maemo a matle a tikoloho.
Mehaho ea likarolo tsa ho tiisa le lisebelisoa tsa ho tsamaisa phallo ea mefuta e fapaneng, mefuta le mefuta ea lipompo tsa hydraulic le li-motors tse sebelisoang ho li-drive tsa sejoale-joale tsa hydrostatic ha e le hantle li tšoana, li na le phapang e itseng feela ka lintlha, empa mekhoa ea ho fetola motsamao hangata e fapane haholo.
Classification ho latela boemo ba khatello ea mosebetsi
Ho theknoloji ea sejoale-joale ea boenjiniere ba hydraulic, lipompo tse fapaneng tsa plunger li sebelisoa haholo khatellong e mahareng le e phahameng (letoto le bobebe le lipompo tsa letoto la mahareng, khatello e phahameng ea 20-35 MPa), khatello e phahameng (lipompo tsa letoto le boima, 40-56 MPa) le khatello e phahameng haholo. (lipompo tse khethehileng,> 56MPa) tsamaiso e sebelisoa e le ntho ea ho fetisa matla. Boemo ba khatello ea maikutlo mosebetsing ke e 'ngoe ea likarolo tsa bona tsa maemo.
Ho latela kamano ea boemo bo lekanyelitsoeng lipakeng tsa plunger le shaft ea drive mochining oa phetoho oa motsamao, pompo ea plunger le motor hangata li arotsoe ka mekhahlelo e 'meli: pompo ea axial piston / motor le pompo ea radial piston / motor. Tataiso ea motsamao oa plunger ea pele e bapa kapa e kopana le axis ea shaft ea koloi ho theha angle e seng kholo ho feta 45 °, ha plunger ea morao e tsamaea haholo ho ea ho axis ea shaft ea koloi.
Karolong ea axial plunger, ka kakaretso e arotsoe ka mefuta e 'meli: mofuta oa poleiti ea swash le mofuta oa shaft e sekametseng ho latela mokhoa oa ho fetola motsamao le sebopeho sa mochini lipakeng tsa plunger le shaft ea drive, empa mekhoa ea bona ea phallo ea phallo e tšoana. Mefuta e fapaneng ea lipompo tsa piston ea radial e batla e le bonolo, athe li-radial piston motors li na le mefuta e fapaneng ea sebopeho, mohlala, li ka aroloa ho ea ka palo ea liketso.
Sehlopha sa mantlha sa lipompo tsa hydraulic tsa mofuta oa plunger le li-hydraulic motors bakeng sa li-drive tsa hydrostatic ho latela mekhoa ea phetoho ea motsamao.
Lipompo tsa hydraulic tsa piston li arotsoe ka lipompo tsa axial piston hydraulic le lipompo tsa axial piston hydraulic. Axial piston hydraulic pumps e boetse e arotsoe ka lipompo tsa "swash plate axial piston hydraulic pumps" le lipompo tsa axial piston hydraulic (lipompo tsa slant axis).
Axial piston hydraulic pumps li arotsoe ka lipompo tsa axial flow distribution radial piston hydraulic pumps le ho qetela kabo ea sefahleho sa radial piston hydraulic pumps.
Piston hydraulic motors li arotsoe ka li-axial piston hydraulic motors le radial piston hydraulic motors. Li-axial piston hydraulic motors li arotsoe ka li-motors tsa swash plate axial piston hydraulic motors (swash plate motors), inclined axial piston hydraulic motors (slant axis motors), le multi-action axial piston hydraulic motors.
Li-motor tsa radial piston hydraulic motors li arotsoe ka li-motor tsa radial piston hydraulic motors le li-motor tse ngata tse sebetsang ka bongata.
(enjene ea curve e ka hare)
Mosebetsi oa sesebelisoa sa kabo ea phallo ke ho etsa hore cylinder e sebetsang ea plunger e hokahane le likanale tse nang le khatello e phahameng le tse tlase ho potoloho sebakeng se nepahetseng sa ho potoloha le nako, le ho etsa bonnete ba hore libaka tse phahameng le tse tlase tsa khatello ho karolo le potolohong ba boemong bofe kapa bofe ba ho potoloha ha karolo. 'me ka linako tsohle li sirelelitsoe ka theipi e tiileng ea ho tiisa.
Ho ea ka molao-motheo oa ts'ebetso, sesebelisoa sa phallo ea phallo se ka aroloa ka mefuta e meraro: mofuta oa khokahanyo ea mechine, ho bula khatello ea phapang le mofuta oa ho koala le mofuta oa ho bula le ho koala valve ea solenoid.
Hajoale, lipompo tsa hydraulic le li-hydraulic motors bakeng sa phetisetso ea matla ho lisebelisoa tsa hydrostatic drive haholo-holo li sebelisa khokahano ea mochini.
Sesebediswa sa phepelo sa mofuta wa kgokahanyo sa mochini se na le valve e rotary, belofo ea poleiti kapa selaete se hokahaneng ka mokhoa o ts'oanang le moqomo o moholo oa karolo, 'me para ea phallo ea phallo e entsoe ka karolo e emeng le karolo e tsamaeang.
Likarolo tse tsitsitseng li fanoa ka li-slots tsa sechaba tse hokahaneng le likou tsa oli tse phahameng le tse tlase tsa likarolo, 'me likarolo tse tsamaeang li fuoa fensetere e arohaneng ea phallo bakeng sa silindara e' ngoe le e 'ngoe ea plunger.
Ha karolo e tsamaeang e khomaretsoe karolong e emeng 'me e tsamaea, lifensetere tsa silindara e' ngoe le e 'ngoe li tla hokahana ka tsela e fapaneng le likhatello tse phahameng le tse tlase karolong e emeng, 'me oli e tla hlahisoa kapa e lokolloe.
Mokhoa oa ho tsamaisana oa ho bula le ho koala oa fensetere ea phallo ea phallo, sebaka se moqotetsane sa ho kenya le mosebetsi o batlang o le holimo oa ho thella o etsa hore ho se khonehe ho hlophisa tiiso e tenyetsehang kapa e rekere pakeng tsa karolo e emeng le karolo e sisinyehang.
E tiisitsoe ka ho feletseng ke filimi ea oli ea botenya ba micron-level ka lekhalo pakeng tsa "liipone tsa ho aba" tse thata tse kang lifofane tse nepahetseng hantle, li-cylinders, li-cylinders kapa libaka tsa conical, e leng sekheo sa lekhalo.
Ka hona, ho na le litlhoko tse phahameng haholo bakeng sa khetho le ts'ebetso ea lisebelisoa tse peli tsa para ea kabo. Ka nako e ts'oanang, karolo ea kabo ea lifensetere ea sesebelisoa sa phallo ea phallo e boetse e lokela ho hokahanngoa ka nepo le boemo bo khutlisang morao ba mochini o khothaletsang plunger ho phethela motsamao o khutlisang le ho ba le kabo ea matla a utloahalang.
Tsena ke litlhokahalo tsa mantlha tsa likarolo tsa plunger tsa boleng bo holimo 'me li kenyelletsa mahlale a mantlha a tlhahiso ea mantlha. Lisebelisoa tse ka sehloohong tsa ho tsamaisa likhokahano tsa mochini tse sebelisoang likarolong tsa sejoale-joale tsa li-hydraulic ke phepelo ea phallo ea metsi le phepelo ea phallo ea shaft.
Mefuta e meng e kang mofuta oa li-valve tsa li-slide le mofuta oa cylinder trunnion swing ha li sebelisoe hangata.
Kabo ea sefahleho ea ho qetela e boetse e bitsoa axial distribution. 'Mele o ka sehloohong ke sete ea mofuta oa poleiti ea rotary valve, e entsoeng ka poleiti ea kabo e bataletseng kapa e chitja e nang le li-notch tse peli tse bōpehileng joaloka crescent tse khomaretsoeng qetellong ea sefahleho sa silinda e nang le lesoba la kabo le nang le sebōpeho sa lenticular.
Tse peli li potoloha hoo e batlang e le sefofaneng sa perpendicular ho ea ka koloi, 'me maemo a amanang le li-notch holim'a poleiti ea valve le menyetla ea ho qetela sefahleho sa silinda e hlophisoa ho ea ka melao e itseng.
E le hore plunger cylinder ka oli suction kapa oli khatello ea setorouku ka alternately buisana le suction le oli discharge slots holim'a 'mele oa pompo,' me ka nako e tšoanang e ka etsa bonnete ba ho itšehla thajana le ho tiisa pakeng tsa ho hula le likamore tsa ho ntša oli;
Axial flow distribution e boetse e bitsoa radial flow distribution. Molao-motheo oa eona oa ts'ebetso o ts'oana le oa sesebelisoa sa phepelo ea phallo ea sefahleho, empa ke sebopeho sa li-valve tse rotary tse entsoeng ka mokokotlo oa li-valve tse batlang li potoloha, 'me li nka sebaka sa phallo ea phallo ea cylindrical kapa hanyenyane.
E le ho bebofatsa ho nyalana le tlhokomelo ea khohlano holim'a lintho tse bonahalang tsa kabo para likarolo, ka linako tse ling e replaceable liner) kapa bushing e behiloeng ka ka holimo tse peli kabo disebediswa.
Mofuta o fapaneng oa ho bula le ho koala khatello o boetse o bitsoa sesebelisoa sa phallo ea phallo ea valve ea setulo. E na le valve ea ho hlahloba valve ea setulo sebakeng sa ho kena ha oli le ho tsoa ha cylinder e 'ngoe le e' ngoe ea plunger, e le hore oli e ka phalla ka lehlakoreng le le leng ebe e arola khatello e phahameng le e tlaase. karolo ea oli.
Sesebelisoa sena sa kabo ea phallo se na le sebopeho se bonolo, ts'ebetso e ntle ea ho tiisa, 'me e ka sebetsa tlas'a khatello e phahameng haholo.
Leha ho le joalo, molao-motheo oa phapang ea khatello ea ho bula le ho koala e etsa hore pompo ea mofuta ona e se be le phetoho ea ho fetohela boemong ba ho sebetsa ba motlakase, 'me e ke ke ea sebelisoa e le pompo ea mantlha ea hydraulic tsamaisong ea potoloho e koetsoeng ea mochine oa hydrostatic drive.
Mofuta oa ho bula le oa ho koala oa li-valve tsa solenoid tse laolang lipalo ke sesebelisoa se tsoetseng pele sa ho tsamaisa phallo se hlahileng lilemong tsa morao tjena. E boetse e beha valve ea ho emisa seketjaneng sa oli le phallong ea silindara e 'ngoe le e' ngoe ea plunger, empa e ts'oaroa ke motlakase oa lebelo le phahameng o laoloang ke sesebelisoa sa elektroniki, 'me valve ka' ngoe e ka phalla ka mahlakore ka bobeli.
Molao-motheo oa ts'ebetso oa pompo ea plunger (motoroli) o nang le taolo ea lipalo: li-valve tsa solenoid 1 le 2 ka ho latellana li laola tsela ea phallo ea oli ka phaposing e kaholimo ea ts'ebetso ea cylinder ea plunger.
Ha valve kapa valve e buloa, cylinder ea plunger e hokahane le potoloho ea khatello e tlase kapa e phahameng ka ho latellana, 'me ketso ea bona ea ho bula le ho koala ke mohato oa potoloho o lekantsoeng ke sesebelisoa sa ho fetola palo 9 ho latela taelo ea tokiso le ho kenya letsoho. (output) shaft rotation angle sensor 8 E laoloa ka mor'a ho rarolla.
Boemo bo bontšitsoeng setšoantšong ke boemo bo sebetsang ba pompo ea hydraulic eo valve e koetsoeng ka eona 'me kamore ea ho sebetsa ea cylinder ea plunger e fana ka oli ho potoloho e phahameng ea khatello ka valve e bulehileng.
Kaha fensetere e tloaelehileng ea phallo e tsitsitseng e nkeloa sebaka ke valve ea solenoid e lebelo le phahameng e ka fetolang ka bolokolohi kamano ea ho bula le ho koala, e ka laola ka mokhoa o bonolo nako ea phepelo ea oli le tataiso ea phallo.
Ha e na melemo feela ea ho khutlisetsoa morao ha mofuta oa likhokahano tsa mochini le ho lutla ho tlase ha phapang ea khatello ea ho bula le ho koala, empa hape e na le ts'ebetso ea ho lemoha phetoho e sa fetoheng ea bidirectional ka ho tsoela pele ho fetola sekhahla se sebetsang sa plunger.
Mofuta o laoloang ke lipalo oa phallo ea mofuta oa plunger pump le motor e entsoeng ka eona li na le ts'ebetso e ntle haholo, e bonts'ang tataiso ea bohlokoa ea nts'etsopele ea likarolo tsa hydraulic tsa plunger nakong e tlang.
Ha e le hantle, motheo oa ho amohela theknoloji ea ho tsamaisa phallo ea palo ke ho lokisa li-valve tsa solenoid tsa boleng bo phahameng, tse nang le matla a tlaase le lisebelisoa tse ka tšeptjoang haholo tsa lisebelisoa tsa ho fetola lipalo.
Le hoja ho se na kamano e hlokahalang pakeng tsa sesebelisoa sa phallo ea phallo ea karolo ea plunger hydraulic le mochine oa ho khanna oa plunger ka molao-motheo, ka kakaretso ho lumeloa hore phepelo ea sefahleho ea ho qetela e na le ho ikamahanya le maemo ho feta likarolo tse nang le khatello e phahameng ea ho sebetsa. Boholo ba lipompo tsa axial piston le li-piston motors tse sebelisoang haholo hona joale li sebelisa phepelo ea phallo ea sefahleho. Lipompompe tsa radial piston le li-motors li sebelisa kabo ea phallo ea shaft le phepelo ea phallo ea sefahleho, hape ho na le likarolo tse ling tse sebetsang hantle tse nang le phallo ea phallo ea shaft. Ho latela pono ea sebopeho, sesebelisoa sa phallo ea phallo ea palo e phahameng ea ts'ebetso se loketse haholoanyane likarolo tsa radial plunger. Litlhaloso tse ling mabapi le ho bapisa mekhoa e 'meli ea ho arola ho phalla ha sefahleho le ho ajoa ha axial flow. Bakeng sa litšupiso, li-motors tsa cycloidal gear hydraulic li boetse li boleloa ho eona. Ho tsoa ho data ea mohlala, cycloidal gear hydraulic motor e nang le phepelo ea sefahleho e na le ts'ebetso e phahameng haholo ho feta kabo ea shaft, empa sena se bakoa ke ho beoa ha ea morao joalo ka sehlahisoa se theko e tlase mme e sebelisa mokhoa o ts'oanang ho meshing pair, ho ts'ehetsa shafting le tse ling. dikarolo. Ho nolofatsa sebopeho le mabaka a mang ha ho bolele hore ho na le lekhalo le leholo joalo pakeng tsa ts'ebetso ea phepelo ea phallo ea sefahleho sa ho qetela le kabo ea phallo ea shaft ka boeona.
Nako ea poso: Nov-21-2022