Lub cev muaj zog stator: kos, rov qab. Qhov sib txawv ntawm rotor thiab stator ntawm lub tshuab hluav taws xob

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Lub cev muaj zog stator: kos, rov qab. Qhov sib txawv ntawm rotor thiab stator ntawm lub tshuab hluav taws xob
Lub cev muaj zog stator: kos, rov qab. Qhov sib txawv ntawm rotor thiab stator ntawm lub tshuab hluav taws xob

Video: Lub cev muaj zog stator: kos, rov qab. Qhov sib txawv ntawm rotor thiab stator ntawm lub tshuab hluav taws xob

Video: Lub cev muaj zog stator: kos, rov qab. Qhov sib txawv ntawm rotor thiab stator ntawm lub tshuab hluav taws xob
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Anonim

Ntau hom hluav taws xob sib txawv yog siv hauv tsev neeg niaj hnub thiab cov khoom siv hauv tsev. Tsim cov khoom siv hluav taws xob me me hauv tsev, craftsmen feem ntau siv hom asynchronous lub cev muaj zog. Txawm li cas los xij, muaj lwm hom kev tsav tsheb uas siv rau hauv kev tsim khoom. Tag nrho cov txheej txheem nthuav tawm muaj lub rotor thiab stator ntawm lub tshuab hluav taws xob.

Txawm tias cov qauv tsim kev ntseeg siab tshaj plaws yuav tsum tau saib xyuas lossis kho lub sijhawm. Yog li ntawd, txhua tus kws tshaj lij hluav taws xob uas ua haujlwm nrog cov cuab yeej siv no yuav tsum paub txog cov cai rau cov txheej txheem zoo li no. Txawm nyob hauv tsev, koj tuaj yeem rov qab thiab xyuas lub stator, nrog rau ntsuas qhov sib txawv ntawm nws thiab rotor.

Stator yog dab tsi

Lub cev muaj zog stator yog ib qho chaw ruaj khov ntawm lub tshuab. Nws yog ib qho kev sib nqus tsav thiab cov qauv txhawb nqa ntawm lub cev muaj zog. Lub DC lub cev muaj zog muaj lub inductor ntawm lub stator, thiab AC-powered units muaj kev ua haujlwm winding.

lub cev muaj zog stator
lub cev muaj zog stator

Lub stator muaj cov tub ntxhais thiab cov ncej. Kawgyog ib lub cev ntawm cam khwb cia los yog welded ntau lawm. Lub txaj feem ntau yog tsim los ntawm txhuas lossis cam khwb cia hlau. Cov tub ntxhais yog nyob rau hauv daim ntawv ntawm ib lub tog raj kheej. Nws yog tsim los ntawm hluav taws xob hlau. Cov nplooj ntawv ntawm cov khoom yog thawj zaug raug rho tawm haujlwm thiab tom qab ntawd insulated nrog cov kua roj vanish. Muaj cov grooves hauv qhov tseem ceeb. Lawv yog tsim los tso cov stator winding. Qhov no yog qhov tsim nyog kom txo qis cov dej ntws tawm. Lub stator winding muaj ib tug series ntawm xov hlau txuas nyob rau hauv parallel thiab insulated.

Cov tub ntxhais tau ruaj ntseg rau lub thav duab nrog cov ntsia hlau teeb. Qhov no tiv thaiv nws los ntawm kev tig.

Lub stator winding tsim ib hom sib nqus teb. Nyob rau hauv rooj plaub no, lub cav muaj peev xwm muaj ntau yam sib txawv ntawm cov coils. Lawv txuas nrog ib leeg. Cov coils tau nruab rau hauv cov grooves sib thooj. Qhov kev tsim no yuav muaj xws li ib los yog ntau dua lem ntawm insulated conductors.

Lub stator winding yuav muaj ntau qhov sib txawv ntawm ntau hom motors. Qhov no feem ntau cuam tshuam txog nws txoj kev nyob ib leeg. Qhov kev ntsuas no cuam tshuam los ntawm qhov hluav taws xob thaum lub sijhawm ua haujlwm, cov duab thiab qhov loj ntawm qhov zawj, qhov txwv qhov kub thiab txias ntawm winding, nrog rau nws hom.

Stator winding
Stator winding

Nws tshwm sim tias tsis yog tag nrho cov kauj yog muab tso rau hauv qhov zawj, tab sis tsuas yog ib sab ntawm nws. Nyob rau hauv cov ntaub ntawv no, lub winding yog hu ua ib txheej. Yog tias ob sab ntawm lub kauj yog ntsia rau hauv qhov zawj ib zaug, tus qauv tsim yog hu ua ob txheej. Cov khoom siv ntau tshaj plaws rau stator winding yog round tooj liab hlau.

Tshuaj xyuas thiab kho

Tom qab ob peb xyoos ntawm kev ua haujlwm, tus tswv yuav tsum kuaj xyuas lub tshuab hluav taws xob. Kho tom qab kuaj xyuastej zaum yuav yog tam sim no los yog peev. Qhov no ua rau kom muaj kev ntseeg siab ntawm lub cev muaj zog.

Stator rov qab
Stator rov qab

Overhaul suav nrog kev ua tiav ntawm cov qauv. Hauv qhov no, lub rotor raug tshem tawm, ntxuav, thiab lub stator raug kuaj xyuas thiab tshuaj xyuas. Yog tias tsim nyog, tus tswv tshem tawm qhov tsis xws luag. Tsis tas li ntawd, tom qab tag nrho cov kev tshuaj ntsuam xyuas, hloov cov faulty qhov chaw, tus tswv sim kev khiav hauj lwm ntawm cov cuab yeej.

Qee zaum, nws tsis tas yuav tsum tau disassemble lub tshuab hluav taws xob kiag li. Kev kho tam sim no tsuas yog tu thiab tshuab lub stator nrog lub hau npog ntawm lub cav tshem tawm. Hauv qhov chaw nkag mus tau, cov windings raug tshuaj xyuas.

Qhov zaus thiab hom kev kho yog nyob ntawm kev ua haujlwm ntawm cov khoom siv. Qhov no yog cuam tshuam los ntawm huab cua phem, qhov kub thiab txias, thiab cov chaw tsim khoom yuav tsum tau ua. Kev kho loj feem ntau yog ua txhua txhua 3-5 xyoos, thiab tam sim no ib zaug lossis ob zaug hauv ib xyoos.

Kuv yuav tsum rov qab kuv tus kheej?

Thaum kho lub stator ntawm lub tshuab hluav taws xob asynchronous, uas feem ntau siv niaj hnub no hauv cov khoom siv hauv tsev thiab kev lag luam, tus tswv tsis txaus yuav ntsib ntau yam teeb meem. Nyob rau hauv rooj plaub no, nws tuaj yeem tiv tauj cov chaw pabcuam, uas cov kws tshaj lij yuav ua rov qab ua raws li txhua txoj cai rau tus nqi.

Koj yuav tsum tig mus rau cov kws tshaj lij yog tias tus tswv tsis muaj kev paub tsawg dua hauv kev kho lub tshuab hluav taws xob. Yog tias tsis muaj sijhawm txaus thiab lub siab xav ua cov txheej txheem zoo sib xwsntawm nws tus kheej, koj yuav tsum tau tso siab rov qab rau cov kws tshaj lij. Hauv qhov no, tus nqi yuav raug txiav txim raws li lub zog ntawm lub cav thiab tus naj npawb ntawm kev hloov pauv ib feeb.

Hluav taws xob lub cev muaj zog kho
Hluav taws xob lub cev muaj zog kho

Rewinding electric motors, tus nqi uas tam sim no tau teeb tsa los ntawm cov chaw pabcuam, yuav raug nqi li 2-4 txhiab rubles. Txawm li cas los xij, rau cov tshuab muaj zog dua, cov nqi nce ntxiv. Cov txheej txheem tuaj yeem ncav cuag 135 txhiab rubles. rau rewinding loj industrial motors.

cav disassembly

Kho lub cev muaj zog stator yuav tsum tau pib tom qab txiav lub cuab yeej los ntawm lub hauv paus. Tom ntej no, lub cuab yeej yog dismantled. Nyob ntawm seb hom thiab qhov ntev ntawm lub cev muaj zog, qhov no tuaj yeem ua tau manually lossis nrog lub crane.

Lub stator yuav tsum tau ntxuav kom huv si ntawm cov av uas tau sau rau ntawm nws ntau xyoo ua ntej pib kho. Rau qhov no, cov tshuaj ntxuav tshwj xeeb yog siv. Qee lub sij hawm yuav tsum tau muaj lub siab tshem tawm. Ua li no, siv tib yam khoom siv hauv lub tsheb ntxuav.

Rewind motor nqi
Rewind motor nqi

Tsuas yog tom qab ntawd tus stator raug tshem tawm ntawm lub tsev. Siv lub tshuab dhos (rau cov tshuab muaj cav) lossis lub chisel (rau tsev neeg lub cev muaj zog), ntu pem hauv ntej ntawm winding raug txiav tawm. Tom qab ntawd lub stator yog rhuab mus rau 200ºС. Qhov no yuav soften lub rwb thaiv tsev thiab tshem tawm cov winding. Cov grooves raug ntxuav kom huv.

Kev tshuaj xyuas ntawm tus stator thiab nws qhov sib txawv ntawm lub rotor

Tom qab tshem cov insulating txuas ib nrab, nws yuav tsum ntsuas qhov sib txawv ntawm lub rotor thiab stator ntawm lub tshuab hluav taws xob. Raws li cov ntaub ntawv tau txais, lubnruab nrab nyob deb. Kev sib txawv ntawm cov ntsuas hauv ob qho tib si yuav tsum tsis pub tshaj 10%.

Yog tias qhov sib txawv tsis sib npaug, yuav muaj ib qho kev nyiam ntawm rotor mus rau stator. Cov ncej thiab bearings yuav raug kev ntxhov siab ntau ntxiv. Cov ceg txuas txuas thiab winding theem yuav thauj khoom sib txawv. Suab nrov thiab kev vibration yuav nce. Yog tias qhov kev sib txawv no tsis raug kho raws sijhawm, rotor yuav kov lub stator. Lub cav yuav ua tsis tau.

Induction lub cev muaj zog stator
Induction lub cev muaj zog stator

Tom ntej, lub tsev stator nws tus kheej raug tshuaj xyuas. Active steel yuav tsum muaj ib tug nruj nias. Tsis tas li ntawd, tus tswv yuav tsum ntsuas lub zog ntawm kev teeb tsa hauv cov channel ntawm cov spacers. Yog tias qhov nias tsis muaj zog txaus, cov nplooj ntawv tseem ceeb pib vibrate. Cov txheej txheem zoo li no ua rau kev puas tsuaj ntawm cov rwb thaiv tsev ntawm lawv. Yog li ntawd, lub zos overheating ntawm cov hlau nws tus kheej, nrog rau cov windings, yog txiav txim nyob rau hauv lub engine.

txhawm rau ua kom cov nplooj ntawv hlau ntau ntxiv, tus tswv yuav tsum rauj getinax wedges lossis muab cov mica nrog cov kua roj vanish. Tsis tas li ntawd, thaum kho lub cav, nws yog ib qho tsim nyog yuav tau kuaj xyuas lwm cov txheej txheem (rotor, bearings).

Stator rewind

Rewinding electric motors yuav xav tau qee qhov kev paub thiab kev txawj ntse. Tus nqi ntawm cov txheej txheem zoo li no yog qhov siab heev. Yog li ntawd, ntau tus tswv txiav txim siab ua txhua yam haujlwm nrog lawv tus kheej tes.

Rau qhov no koj yuav tsum npaj cov qauv tshwj xeeb. Ib tug coil yuav raug mob rau lawv. Thaum unwinding, tus tswv yuav tsum nco ntsoov (los yog yees duab) tus naj npawb ntawm lem nyob rau hauv txhua tus ntawm lawv. Nws tseem yuav tsum tau ntsuas qhov ntev thiabqhov dav ntawm qhov tsim skein.

Hluav taws xob lub cev muaj zog stator kho
Hluav taws xob lub cev muaj zog stator kho

Tus tswv tuaj yeem yuav cov hlau tooj liab uas muaj tib seem hla raws li siv hauv lub cav. Cov yam ntxwv electromechanical ntawm cov khoom siv insulating yuav tsum zoo tib yam. Yog tias xav tau, tus tswv tuaj yeem teeb tsa cov ntsuas tshiab ntawm lub zog thiab rotor ceev. Txhawm rau ua qhov no, ib lub xov tooj tooj liab uas muaj qhov sib txawv ntawm qhov sib txawv thiab cov yam ntxwv kev yuav khoom.

Npaj cov xaim thiab grooves

Rewinding tus stator yuav tsum muaj qee qhov kev npaj ua haujlwm. Cov rwb thaiv tsev tshiab yuav tsum tau muab tso rau hauv qhov grooves. Lawv raug txiav los ntawm cov khoom siv hluav taws xob nrog cov ntsuas tshwj xeeb ntawm cov tuab, lub zog dielectric thiab cov cua sov ua haujlwm. Qhov yuav tsum tau ua ntawm cov khoom siv insulating tuaj yeem teeb tsa siv phau ntawv siv. Txhawm rau ua qhov no, koj yuav tsum paub cov yam ntxwv ntawm lub cav.

Tom ntej no, koj yuav tsum xam cov lej uas yuav tsum tau ua ntawm winding thiab hlau nws tus kheej. Qhov tseeb hom winding tuaj yeem txiav txim siab raws li qhov ntev ntawm stator nrog kev pab los ntawm cov ntaub ntawv siv tshwj xeeb. Yog tias tus tswv nco txog cov kev txwv no thaum lub sij hawm unwinding, koj tuaj yeem hla cov kauj ruam no.

Npaj

Tom qab ua tiav tag nrho cov kev npaj ua haujlwm, tus stator tau rov ua dua. Hauv kev cob qhia, lub tshuab tshwj xeeb winding yog siv rau qhov no. Nws muaj lub txee rau tus lej ntawm cov lem thiab cov ntaub qhwv tshwj xeeb. Lawv muab cov coils qhov xav tau. Hauv tsev, koj tuaj yeem tsim cov pawm no koj tus kheej.

Txoj haujlwm ua tiav ntawm lub rooj npog nrog daim ntaub mos. Qhov no yuav tso caitsis txhob ua puas lub insulating kua roj vanish. Lub coil yuav tsum tau threaded nyob rau hauv lub stator. Tom ntej no, cov hlau yog muab tso rau hauv cov grooves, prying lawv alternated los ntawm ib tug tshwj xeeb kis.

Koj tuaj yeem coj cov xov hlau nrog cov cuab yeej ntoo uas zoo li rab riam npub. Tom qab nteg cov coil pawg, nws yog khi thiab ib tug gasket yog muab tso rau. Lub kaw lus yog tsau nrog ib tug tshwj xeeb peg, uas yog tsav nyob rau hauv raws tag nrho ntev ntawm lub zawj. Tsis tas li ntawd, tib yam kev ua nrog rau pawg coil tom ntej.

Tiav winding

Lub cev muaj zog stator kuj xav tau kev kho kom tiav. Nruab nrab ntawm coils nws yog tsim nyog los ntxig intercoil insulating gaskets. Lawv zoo li strips ntawm cov khoom tshwj xeeb. Tom ntej no, koj yuav tsum khi lub nraub qaum ntawm stator nrog ib txoj hlua tshwj xeeb. Nws yog crocheted los ntawm loops.

Tsim cov ntu pem hauv ntej ntawm lub kauj. Nws tau sau nrog cov kua roj vanish thiab qhuav los ntawm cua sov txog 150ºС rau ob peb teev. Kev kuaj xyuas yog nqa tawm tom qab lub cav tau qhuav tag. Ua ntej ntawd, koj yuav tsum tau kuaj xyuas qhov kev tawm tsam ntawm cov windings thiab rooj plaub.

Tau txiav txim siab tias stator ntawm lub tshuab hluav taws xob yog dab tsi, nrog rau nws cov yam ntxwv, txhua tus tswv tuaj yeem pabcuam thiab kho cov cuab yeej zoo li no.

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