Dab tsi yog qhov ua tsis tiav ntawm lub ncuav mog qab zib slipring?

Raws li cov khoom lag luam raws caij nyoog ntawm cov ncuav mog qab zib sliprings, Kuv tau pom ua ntej txog cov kev sib tw sib txawv uas cov khoom tseem ceeb no tuaj yeem ntsib thaum lawv lub neej ua haujlwm. Yias ncuav mog qab zib sliprings, tseem hu ua disc sliprings, yog tsim los xa lub zog, teeb liab, los yog cov ntaub ntawv ntawm ib tug nyob ruaj ruaj thiab ib tug rotating qauv. Lawv lub tiaj tus, lub voj voog tsim ua rau lawv zoo tagnrho rau cov ntawv thov uas qhov chaw muaj tsawg, xws li hauv cov khoom siv kho mob, robotics, thiab aerospace systems. Txawm li cas los xij, zoo li txhua yam khoom siv hluav taws xob lossis hluav taws xob, lawv muaj feem cuam tshuam rau qee yam kev ua tsis tiav uas tuaj yeem cuam tshuam lawv qhov kev ua tau zoo thiab kev ntseeg tau. Hauv tsab ntawv blog no, Kuv yuav piav qhia txog qhov kev ua tsis tiav no, lawv cov laj thawj, thiab yuav ua li cas txo lawv.

Ib qho teeb meem loj tshaj plaws nrog lub ncuav mog qab zib sliprings yog hnav thiab tsim kua muag ntawm lawv cov ntaub ntawv sib cuag. Cov kev sib cuag nyob rau hauv ib tug slipring yog lub luag hauj lwm rau tsim thiab tswj cov hluav taws xob kev twb kev txuas ntawm qhov chaw nres tsheb thiab rotating qhov chaw. Nyob rau tib lub sijhawm, qhov zawv zawg qhov txav tsis tu ncua ntawm cov txhuam hniav (cov chaw nyob ruaj khov) thiab cov nplhaib (rotating contacts) tuaj yeem ua rau puas, ua rau cov khoom poob thiab degradation ntawm cov chaw sib cuag.

Tus nqi hnav yog nyob ntawm ntau yam, suav nrog hom kev sib cuag cov ntaub ntawv siv, kev khiav hauj lwm ceev, kev sib cuag, thiab ib puag ncig. Piv txwv li, nyob rau hauv siab - daim ntawv thov ceev, cov kev sib txhuam quab yuam ntawm cov txhuam thiab cov nplhaib yog ntau dua, uas ua rau kom hnav. Ib yam li ntawd, ib puag ncig hnyav nrog cov plua plav, noo noo, lossis cov tshuaj corrosive tuaj yeem ua rau hnav ntxov ntxov thiab puas rau qhov chaw sib cuag.

Thaum cov ntaub ntawv tiv tauj hnav, nws tuaj yeem ua rau muaj hluav taws xob ntau ntxiv. Kev ua haujlwm siab dua ua rau poob hluav taws xob, tsim hluav taws xob, thiab muaj peev xwm teeb liab degradation. Hauv qhov xwm txheej hnyav, nws tuaj yeem ua rau tsis sib xws lossis ua tiav ntawm kev sib txuas hluav taws xob, ua rau lub plhaw tsis zoo.

Txhawm rau txo qhov teeb meem no, peb muab cov ncuav mog qab zib sliprings nrog siab - cov ntaub ntawv tiv tauj zoo uas tau xaiv tshwj xeeb rau lawv qhov hnav tsis kam. Piv txwv li, pebTxhim khu kev qha Disc Slip Ringsiv cov khoom siv alloy siab heev uas muaj cov khoom siv zoo heev thiab cov khoom siv hluav taws xob, txo qhov hnav thiab ncua kev pab cuam lub neej ntawm cov zawv zawg.

Kev kis kab mob yog lwm qhov ua rau lub ncuav mog qab zib slipring tsis ua haujlwm. Plua plav, av, ya raws, thiab lwm yam khoom txawv teb chaws tuaj yeem nrhiav tau lawv txoj hauv kev hauv kev sib dhos, tshwj xeeb tshaj yog nyob rau hauv kev lag luam lossis sab nraum zoov. Cov kab mob no tuaj yeem sau rau ntawm qhov chaw sib cuag, cuam tshuam nrog kev sib txuas hluav taws xob thiab ua rau arcing, luv - circuits, lossis teeb liab cuam tshuam.

Cov dej noo, tshwj xeeb, yog qhov kev txhawj xeeb tseem ceeb vim nws tuaj yeem ua rau corrosion ntawm cov ntaub ntawv sib cuag. Corrosion tsis tsuas yog ua rau cov hluav taws xob tsis zoo tab sis kuj ua rau cov neeg kho tshuab tsis muaj zog ntawm cov neeg sib cuag. Yog tias tsis kho, corrosion tuaj yeem ua rau qhov tsis ua tiav ntawm qhov swb.

Txhawm rau tiv thaiv kev kis kab mob, peb cov sliprings yog tsim los nrog cov ntaub thaiv npog. Piv txwv li, pebNyias Thiab Lub Teeb Pcb Pancake Slip Ringnta ib lub tsev kaw uas zoo khaws cov plua plav thiab noo noo. Tsis tas li ntawd, peb tuaj yeem muab kev cai - tsim cov ntaub thaiv npog raws li cov kev cai ib puag ncig ntawm peb cov neeg siv khoom daim ntawv thov.

Cov suab nrov hluav taws xob yog ib qho teeb meem tshwm sim hauv lub ncuav mog qab zib sliprings, tshwj xeeb tshaj yog thaum xa cov cim rhiab xws li cov siv hauv kev sib txuas lus lossis kev tswj hwm. Lub suab nrov tuaj yeem tsim los ntawm ntau yam, suav nrog kev sib cuag tsis zoo, cuam tshuam electromagnetic (EMI), thiab kev vibrations txhua yam.

Kev sib cuag tsis zoo, vim yog kev hnav lossis kev sib kis, tuaj yeem ua rau muaj kev hloov pauv ntawm cov teeb liab hluav taws xob, ua rau lub suab nrov. EMI tuaj yeem tshwm sim los ntawm cov khoom siv hluav taws xob nyob ze lossis cov kab hluav taws xob, uas tuaj yeem ua rau tsis xav tau hluav taws xob tam sim no hauv qhov swb. Cov neeg kho tshuab kev co kuj tuaj yeem ua rau cov txhuam hniav thaws rau ntawm lub nplhaib, ua rau muaj kev sib cuag tsis sib xws thiab hluav taws xob nrov.

Txhawm rau txo cov suab nrov hluav taws xob, peb siv cov txheej txheem kev tiv thaiv qib siab hauv peb cov qauv tsim. PebNyias Thiab Lub Teeb Flat Slip Ringyog nruab nrog electromagnetic shields uas txo qhov cuam tshuam ntawm sab nraud EMI. Tsis tas li ntawd, peb ua kom zoo dua cov txhuam hniav - nplhaib kev sib cuag tsim kom muaj kev ruaj ntseg thiab zoo ib yam ntawm cov hluav taws xob sib txuas, txo qhov ua rau muaj suab nrov.

Overheating yog ib qho tseem ceeb tsis ua hauj lwm hom nyob rau hauv lub lauj kaub ncuav mog qab zib sliprings. Nws tuaj yeem tshwm sim los ntawm ntau yam, suav nrog cov hluav taws xob hluav taws xob siab, muaj zog tiv thaiv vim kev hnav lossis kev sib kis, thiab tsis muaj cua sov dissipation. Thaum lub slipring overheats, nws tuaj yeem ua rau cov ntaub ntawv rwb thaiv tsev puas, yaj cov ntaub ntawv sib cuag, thiab tseem ua rau muaj hluav taws kub heev.

Cov hluav taws xob hluav taws xob siab tuaj yeem ua kom muaj cua sov ntau dhau, tshwj xeeb tshaj yog tias cov zawv zawg tsis zoo rau daim ntawv thov. Kev ua kom muaj zog ntxiv, raws li tau hais ua ntej, kuj ua rau muaj zog ntau dua li cov cua sov. Cov cua kub tsis zoo tuaj yeem tshwm sim yog tias cov zawv zawg tau nruab rau hauv qhov chaw kaw nrog cov cua tsis tshua muaj lossis yog tias cov cua sov - hloov pauv cov txheej txheem tsis txaus.

Txhawm rau tiv thaiv overheating, peb ua tib zoo tsim peb cov sliprings los tswj cov kab hluav taws xob uas tau teev tseg thiab ua kom muaj cua sov kom zoo. Peb siv cov ntaub ntawv thermally conductive nyob rau hauv qhov kev tsim slipring thiab muab cov kev xaiv txias xws li kiv cua lossis cov dab dej kub rau siab - daim ntawv thov fais fab.

Mechanical misalignment ntawm qhov chaw nres tsheb thiab rotating qhov chaw ntawm lub slipring kuj tuaj yeem ua rau tsis ua haujlwm. Misalignment tuaj yeem tshwm sim thaum lub sijhawm teeb tsa lossis vim muaj kev vibrations thaum ua haujlwm. Thaum cov txhuam hniav thiab cov nplhaib tsis sib haum, nws tuaj yeem ua rau hnav tsis sib xws, muaj kev sib txhuam ntau ntxiv, thiab kev sib cuag hluav taws xob tsis zoo.

Kev hnav tsis sib xws tuaj yeem ua rau qee qhov chaw ntawm qhov chaw tiv tauj hnav sai dua li lwm tus, ua rau tsis muaj - cov hluav taws xob sib txuas. Kev sib txhuam ntau tuaj yeem ua rau muaj zog siv zog ntau dua thiab ua kom muaj cua sov ntau dua. Kev sib cuag hluav taws xob tsis zoo tuaj yeem ua rau lub teeb liab poob lossis degradation, cuam tshuam rau kev ua haujlwm ntawm tag nrho cov kab ke.

Thaum lub sij hawm lub installation txheej txheem, peb muab cov lus qhia ntxaws ntxaws los xyuas kom meej qhov kev sib raug zoo. Peb pab pawg txhawb nqa kev pabcuam tseem muaj los pab cov neeg siv khoom thaum muaj teeb meem kev sib raug zoo.

Txhawm rau daws cov kev ua tsis tiav no, peb ntawm peb lub tuam txhab tau cog lus los muab siab - cov ncuav mog qab zib zoo sliprings nrog cov qauv tsim thiab kev tsim khoom. Peb ua nruj me ntsis kev ntsuam xyuas ntawm tag nrho peb cov sliprings kom ntseeg tau tias lawv ua tau raws li cov qauv siab tshaj plaws ntawm kev ua tau zoo thiab kev ntseeg tau.

Ntxiv nrog rau kev muab cov khoom lag luam txhim khu kev qha, peb kuj tseem muab kev pabcuam tom qab - kev muag khoom. Peb pab pawg kws tshaj lij tuaj yeem pab cov neeg siv khoom daws teeb meem txhua qhov teeb meem uas lawv yuav ntsib nrog peb cov khau khiab thiab muab cov kev daws teeb meem raws sijhawm.

Yog tias koj tab tom ntsib teeb meem nrog koj cov yias ncuav mog qab zib uas twb muaj lawm los yog nyob rau hauv kev ua lag luam rau ib qho tshiab, peb xav kom koj hu rau peb kom muaj kev sib tham ntxaws. Peb pab neeg muag khoom tau npaj nkag siab txog koj cov kev xav tau tshwj xeeb thiab pom zoo rau cov kev daws teeb meem zoo tshaj plaws rau koj daim ntawv thov. Txawm hais tias nws yog cov khoom lag luam lossis kev cai - tsim kev daws teeb meem, peb muaj kev txawj ntse thiab cov peev txheej los ua kom tau raws li koj xav tau. Cia peb ua haujlwm ua ke kom ntseeg tau tias kev ua haujlwm du thiab txhim khu kev qha ntawm koj cov khoom siv.

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• "Electrical Contact Technology", Academic Press
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