Munzvimbo yemaindasitiri emuchina, kuve nechokwadi chekuvimbika kwemidziyo inotenderera nemapombi kwakakosha.Mechanical seals anoshanda sezvinhu zvakakosha mukuchengetedza kuvimbika uku nekudzivirira kudonha uye zvine mvura.Mukati meiyi yakasarudzika ndima, maviri ekutanga masisitimu aripo: imwechete uyekaviri mechanical zvisimbiso.Rudzi rwega rwega runopa mabhenefiti akasiyana uye inobata kune chaiwo maitiro ekushanda.Ichi chinyorwa chinotarisa mukati memanuances ari pakati peaya maviri ekuisa chisimbiso mhinduro, achitsanangura iwo akasiyana mashandiro, mashandisiro, uye mabhenefiti.
ChiiImwe Mechanical Chisimbiso?
Chisimbiso chemuchina chimwechete chine zvinhu zviviri zvakakosha — chinotenderera uyezviso zvakamira zvisimbiso.Chiso chinotenderera chisimbiso chakanamirwa kune chinotenderera shaft uku chiso chakamira chinogadzikwa pane pombi imba.Zviso zviviri izvi zvinosundirwa pamwe chete nemuchina wechirimo uchivabvumira kugadzira chisimbiso chakasimba chinodzivirira kuti mvura isadere ichitevedza shaft.
Zvinhu zvakakosha zvinoshandiswa pakuisa chisimbiso izvi zvinosiyana, nesarudzo dzakajairwa kuva silicon carbide, tungsten carbide, ceramic, kana kabhoni, inowanzosarudzwa zvichienderana nehunhu hweiyo nzira yemvura uye mamiriro ekushanda akadai setembiricha, kudzvanywa, uye kuenderana kwemakemikari.Pamusoro pezvo, firimu rekuzora remvura inopomba rinowanzogara pakati pezviso zvechisimbiso kuderedza kusakara uye kubvaruka-chinhu chakakosha mukuchengetedza hupenyu hurefu.
Single mechanicha zvisimbiso zvinowanzo shandiswa mumashandisirwo apo njodzi yekuvuza isingaunze njodzi dzakakosha dzekuchengetedza kana kunetsa kwezvakatipoteredza.Dhizaini yavo yakapfava inobvumira kuti kuve nyore kuisa uye kudzikisa mitengo yekutanga kana ichienzaniswa neyakaomesesa yekuisa chisimbiso mhinduro.Kuchengeta zvisimbiso izvi kunosanganisira kugara uchiongorora uye kutsiva panguva dzakafanotemerwa kudzivirira kuputsika kunokonzerwa nekupfeka kwakajairika.
Munzvimbo dzisinganyanyi kudiwa pakuisa chisimbiso - uko kune hasha kana mvura ine ngozi isipo - imwechete mechanic zvisimbiso zvinopa inoshanda.chisimbiso mhindurozvichibatsira kunguva refu yehupenyu hwemidziyo uchichengeta maitiro ekugadzirisa ari nyore.
Feature Description
Chinhu Chekutanga Chinotenderera chisimbiso kumeso (pane shaft), Chiso cheStationary chisimbiso (papombi pemba)
Zvishandiso Silicon carbide, Tungsten carbide, Ceramic, Carbon
Mechanism Spring-yakatakura zviso zvakasunda pamwechete
Chisimbiso Interface Fluid firimu pakati pezviso
Zvakajairwa Zvishandiso Zvishoma zvine njodzi zvinwiwa/maitirwo apo njodzi nekuda kwekudonha ishoma
Zvakanakira Magadzirirwo ari nyore;Kureruka kwekuisa;Mutengo wakaderera
Maintenance Zvinodiwa Kugara uchiongorora;Replacement panguva yakatarwa
single spring mechanical seal e1705135534757
Chii chinonzi Double Mechanical Seal?
Chisimbiso chemagetsi maviri chine zvisimbiso zviviri zvakarongwa munhevedzano, inonziwo kaviri cartridge mechanical seal.Iyi dhizaini inopa kukwidziridzwa kwemukati wemvura yakavharwa.Zvisimbiso zvakapetwa kaviri zvinowanzo shandiswa mumashandisirwo apo kubuda kwechigadzirwa kunogona kuva nengozi kune zvakatipoteredza kana kuchengetedzwa kwevashandi, uko magadzirirwo emvura anodhura uye anoda kuchengetedzwa, kana apo mvura yakaoma kubata uye inogona kupenya kana kuoma kana yasangana nemhepo. .
Aya ma mechanical seals anowanzo ane inboard uye outboard chisimbiso.Chisimbiso chemukati chinochengeta chigadzirwa mukati mepombi yepombi apo chisimbiso chekunze chinomira sechivharo chekuchengetedza kuwedzera kuchengeteka uye kuvimbika.Zvisimbiso zvakapetwa kaviri zvinowanzoda buffer fluid pakati pazvo, iyo inoshanda semafuta pamwe neinotonhodza kuderedza kupisa kwekukweshana - kuwedzera hupenyu hwezvisimbiso zvese.
Iyo buffer fluid inogona kuve nemaitiro maviri: unpressurized (inozivikanwa sechivhariso fluid) kana kumanikidzwa.Mune masisitimu akadzvanywa, kana chisimbiso chemukati chikatadza, hapafanirwe kuve nekuvuza nekukasira sezvo chisimbiso chekunze chichachengetedza midziyo kusvika gadziriso yaitika.Kuongorora nguva nenguva kweiyi barriers fluid kunobatsira kufanotaura kuita chisimbiso uye kurarama kwenguva refu.
Feature Description
Conflict High-containment sealing solution
Gadzira Zvisimbiso zviviri zvakarongwa mumutsara
Kushandisa Nzvimbo dzine njodzi;kuchengetedzwa kwemvura inodhura;kubata zvinwiwa zvakaoma
Zvakanakira Kuwedzerwa kuchengeteka;kuderedzwa mukana wekudonha;zvinogona kuwedzera hupenyu
Buffer Fluid Chinodiwa Inogona kusadzvanywa (barrier fluid) kana kumanikidzwa
Kuchengetedzwa Inopa nguva yekugadzirisa chiito kusati kwaitika kudonha mushure mekutadza
kaviri mechanical chisimbiso 500×500 1
Mhando dzeDouble Mechanical Seals
kaviri mechanical seal masisitimu akagadzirwa kuti atarisire anonyanya kunetsa ekuisa chisimbiso pane imwechete mechaniki zvisimbiso.Aya magadzirirwo anosanganisira back-to-back, face to-face uye tandem gadziriro, imwe neimwe ine yakasarudzika yekumisikidza uye kushanda.
1.Kudzokera Kumashure Kaviri Mechanical Chisimbiso
A back to back double mechanical seal ine zvisimbiso zviviri zvimwechete zvakarongwa mumashure-kumashure gadziriro.Rudzi urwu rwechisimbiso rwakagadzirirwa mashandisirwo chaiwo apo inovharira fluid system inoshandiswa pakati pezvisimbiso kupa lubrication uye kubvisa chero kupisa kunokonzerwa nekuda kwekukweshana.
Mugadziriro yekudzokera kumashure, chisimbiso chemukati chinoshanda pasi pemamiriro ekumanikidza akafanana sechinhu chiri kuiswa chisimbiso, ukuwo chisimbiso chekunze chinopa chisimbiso chekunze nechivhariso chemvura pakumanikidza kwakanyanya.Izvi zvinovimbisa kuti pane nguva dzose kudzvinyirirwa kwakanaka kunopesana nezviso zvese chisimbiso;nokudaro, kudzivirira magadzirirwo emvura kuti asapinda mumhoteredzo.
Iko kushandiswa kweiyo back to back seal dhizaini kunogona kubatsira masisitimu uko kudzoreredza kudzvanya kuri kunetseka kana kuchengetedza inogara yekuzora firimu kwakakosha pakudzivirira yakaoma kumhanya mamiriro.Ivo vanonyanya kukodzera mu-high-pressure applications, kuve nechokwadi chekuvimbika uye hupenyu hurefu hwechisimbiso system.Nekuda kwekugadzirwa kwavo kwakasimba, ivo vanopawo imwe chengetedzo kubva kune isingatarisirwe masisitimu ekudzoreredza ayo anogona kukanganisa kuvimbika kwechisimbiso chimwe chete.
Chiso nechiso chakapetwa kaviri mechanical seal kurongeka, inozivikanwawo se tandem chisimbiso, chakagadzirwa nezviso zviviri zvinopokana zvakamisikidzwa kuitira kuti zvisimbiso zvemukati nekunze zvibatane kuburikidza nehuso hwavo hwakafuratira.Rudzi urwu rwechisimbiso system inonyanya kubatsira kana uchibata yepakati-kudzvanywa maapplication uko mvura iri pakati pezvisimbiso inoda kudzorwa uye inogona kuve nengozi kana ikaburitswa.
Imwe yemabhenefiti akakosha ekushandisa chiso kutarisana nekaviri mechanical chisimbiso kugona kwayo kudzivirira magadzirirwo emvura kuti asapinda munzvimbo.Nekugadzira chipingamupinyi chine buffer kana chivhariso chemvura pakati pezvisimbiso zviviri zvakatarisana nepasi pasi pekumanikidzwa kwakaderera pane iyo nzira yemvura, chero kuvuza kunowanzoenda kunzvimbo iyi uye kure nekuburitswa kwekunze.
Iyo gadziriso inobvumira kuongororwa kweiyo barriers fluid mamiriro, ayo akakosha pakugadzirisa zvinangwa uye anovimbisa kuvimbika nekufamba kwenguva.Sezvo nzira dzinogona kuvuza dzakananga kunze (kudivi remuchadenga) kana mukati (kudivi rekuita), zvichienderana nekudzvanyirirwa kwakasiyana, vashandisi vanogona kuona kuvuza zviri nyore kupfuura nekumwe zvisimbiso zvisimbiso.
Imwe bhenefiti ine chekuita nekupfeka hupenyu;marudzi aya ezvisimbiso anowanzo ratidza hupenyu hwakareba nekuti chero zvimedu zviripo muiri process fluid zvine zvishoma zvinokanganisa pakuisa chisimbiso nekuda kwekumisikidzwa kwavo uye nekuti vanoshanda pasi pemamiriro asina kuomesesa nekuda kwekuvapo kwebuffer fluid.
3.Tandem Double Mechanical Seals
Tandem, kana kutarisana-kumashure-kaviri mechanical zvisimbiso, ari kuisa chisimbiso zvisimbiso apo maviri mechanika zvisimbiso zvakarongwa munhevedzano.Iyi sisitimu inopa nhanho yepamusoro yekuvimbika uye midziyo kana ichienzaniswa nezvisimbiso zvimwechete.Chisimbiso chekutanga chiri padyo nechigadzirwa chiri kuiswa chisimbiso, chichishanda sechidziviso chikuru kurwisa kuvuza.Chisimbiso chechipiri chinoiswa kuseri kwechisimbiso chekutanga uye chinoshanda seimwe chengetedzo.
Chisimbiso chimwe nechimwe mukati megadziriro ye tandem inoshanda yakazvimirira;izvi zvinovimbisa kuti kana paine kutadza kwechisimbiso chekutanga, chisimbiso chechipiri chine mvura.Tandem zvisimbiso zvinowanzo batanidza buffer fluid pakudzvinyirirwa kwakaderera pane iyo process fluid iri pakati pezvisimbiso zvese.Iyi buffer fluid inoshanda zvese semafuta uye inotonhorera, kuderedza kupisa uye kupfeka pazviso zvechisimbiso.
Kuchengetedza kuita kwakaringana kwetandem kaviri mechanical seals, zvakakosha kuve neakakodzera masisitimu ekutsigira kudzora nharaunda yakavatenderedza.Iyo yekunze sosi inotonga tembiricha uye kudzvanywa kweiyo buffer fluid, ukuwo masisitimu ekutarisa anoteedzera kuita kwechisimbiso kuti agadzirise kugadzirisa chero nyaya.
Iyo tandem gadziriso inosimudzira kuchengetedzwa kwekushanda nekupa yakawedzera kudzoka uye kuderedza njodzi dzine chekuita nenjodzi kana ine muchetura mvura.Nekuva ne backup yakavimbika kana yekutanga chisimbiso kutadza, kaviri mechani zvisimbiso zvinoshanda nemazvo mukuda maapplication, kuve nechokwadi chekudeuka kushoma uye kutevedzera kwakasimba kwezvakatipoteredza zviyero.
Musiyano pakati peImwe uye Kaviri Mechanical Seals
Musiyano uripo pakati peimwe uye kaviri mechanicha zvisimbiso chinhu chakakosha kutarisisa mukuita sarudzo yeakasiyana maindasitiri ekushandisa.Single mechanical seals ine maviri akafuratira nzvimbo inotsvedza yakatarisana neimwe, imwe yakamisikidzwa kune yemidziyo casing uye imwe yakanamatira kune inotenderera shaft, ine firimu remvura rinopa lubrication.Aya marudzi ezvisimbiso anowanzo shandiswa mumashandisirwo uko kune kushoma kunetseka kwekudonhedza kana uko kubata huwandu hwepakati hwekubuda kwemvura kunogoneka.
Sezvineiwo, zvisimbiso zvakapetwa kaviri zvinoumbwa nezvisimbiso zviviri zviviri zvinoshanda mu tandem, zvichipa imwe nhanho yekudzivirira kubva pakudonha.Iyo dhizaini inosanganisira yemukati uye yekunze chisimbiso musangano: chisimbiso chemukati chinochengeta chigadzirwa mukati mepombi kana musanganisi nepo chisimbiso chekunze chinodzivirira kusvibisa kwekunze kupinda uye inewo chero mvura inogona kubuda kubva pachisimbiso chekutanga.Kaviri mechanical seals anofarirwa mumamiriro ezvinhu ane njodzi, muchetura, high pressure, kana steril media media nekuti anopa kuvimbika nekuchengetedzeka nekudzikisa njodzi yekusvibiswa kwezvakatipoteredza uye kuratidzwa.
Chinhu chakakosha chekucherechedza ndechekuti zvisimbiso zvakapetwa kaviri zvinoda imwe yakaoma yekubatsira sisitimu, kusanganisira buffer kana barriers fluid system.Kuseta uku kunobatsira kuchengetedza mutsauko wekumanikidza munzvimbo dzakasiyana siyana dzechisimbiso uye inopa kutonhora kana kudziyisa sezvinodiwa zvichienderana nemamiriro ekuita.
Mukupedzisa
Mukupedzisa, sarudzo pakati peimwe uye kaviri mechanicha zvisimbiso chinhu chakakosha chinotsamira pazvinhu zvakati wandei zvinosanganisira chimiro chemvura yakavharwa, kufunga kwezvakatipoteredza, uye zvinodiwa zvekuchengetedza.Zvisimbiso zvimwechete zvinogara zvichidhura uye zviri nyore kuchengetedza, nepo zvisimbiso zvakapetwa zvinopa dziviriro yakawedzerwa kune vese vashandi uye nharaunda kana uchibata zvine njodzi kana hutsinye midhiya.
Nguva yekutumira: Jan-18-2024