Pamakina a mafakitale, kuonetsetsa kukhulupirika kwa zida zozungulira ndi mapampu ndikofunikira. Zisindikizo zamakina zimagwira ntchito yofunika kwambiri posunga umphumphuwu popewa kutuluka komanso kukhala ndi madzi. M'gawo lapaderali, masinthidwe akulu awiri alipo: amodzi ndizisindikizo ziwiri zamakina. Mtundu uliwonse umapereka maubwino ake ndipo umakwaniritsa zofunikira zinazake. Nkhaniyi ikufotokoza za ma nuances pakati pa mayankho awiriwa osindikiza, ndikuwonetsa momwe amagwirira ntchito, momwe amagwiritsira ntchito, komanso zopindulitsa.
Ndi chiyaniChisindikizo Chamakina Chimodzi?
Chidindo chomakina chimodzi chimakhala ndi zigawo ziwiri zazikuluzikulu —kuzungulira ndi kozungulirankhope zosindikizira. Nkhope yozungulira yosindikizira imamangiriridwa ku shaft yozungulira pomwe nkhope yosasunthika imakhazikika panyumba ya mpope. Nkhope ziwirizi zimakankhidwira palimodzi ndi kasupe komwe kumawalola kupanga chisindikizo cholimba chomwe chimalepheretsa madzimadzi kutuluka m'mbali mwa shaft.
Zida zazikulu zomwe zimagwiritsidwa ntchito posindikiza izi zimasiyana, zomwe zimasankhidwa kukhala silicon carbide, tungsten carbide, ceramic, kapena carbon, zomwe nthawi zambiri zimasankhidwa kutengera momwe zimakhalira komanso momwe zimagwirira ntchito monga kutentha, kuthamanga, komanso kuyanjana kwamankhwala. Kuonjezera apo, filimu yopaka mafuta yamadzimadzi opopa nthawi zambiri imakhala pakati pa nkhope zosindikizira kuti achepetse kutha ndi kung'ambika - chinthu chofunikira kwambiri kuti moyo ukhale wautali.
Zisindikizo zamakina amodzi nthawi zambiri zimagwiritsidwa ntchito pomwe chiwopsezo cha kutayikira sichimayika zoopsa zachitetezo kapena zovuta zachilengedwe. Mapangidwe awo osavuta amalola kuti kuyika kwake kukhale kosavuta komanso kutsika mtengo koyambirira poyerekeza ndi njira zovuta zosindikizira. Kusunga zisindikizozi kumafunika kuzifufuza nthawi zonse ndi kuzisintha pakapita nthawi yomwe mwaikidwiratu kuti tipewe kuwonongeka chifukwa cha kuvala kwanthawi zonse.
M'malo osafunikira kwambiri pamakina osindikizira - pomwe kulibe madzi amphamvu kapena owopsa - zisindikizo zamakina imodzi zimapereka bwino.njira yosindikizakumathandizira kuti pakhale nthawi yayitali ya moyo wa zida ndikusunga njira zokonzera zowongoka.
Kufotokozera Kwazinthu
Zigawo Zoyambira Kumaso kwa chisindikizo chozungulira (pa shaft), nkhope yosindikizira (pa nyumba ya mpope)
Zida Silicon carbide, Tungsten carbide, Ceramic, Carbon
Mechanism Spring-yodzaza ndi nkhope zokankhira pamodzi
Seal Interface Fluid filimu pakati pa nkhope
Kugwiritsa Ntchito Wamba Kuchepa kwamadzi / njira zowopsa pomwe chiwopsezo cha kutayikira chimakhala chochepa
Ubwino Mapangidwe osavuta; Kumasuka kwa kukhazikitsa; Mtengo wotsika
Zofunikira Zosamalira Kuyendera nthawi zonse; Kusintha pakapita nthawi
single spring mechanical seal e1705135534757
Kodi Double Mechanical Seal ndi chiyani?
Chisindikizo chopangidwa ndi makina awiri chimakhala ndi zisindikizo ziwiri zokonzedwa motsatizana, zimatchedwanso double cartridge mechanical seal. Kupanga uku kumapereka kusungidwa kwamadzimadzi komwe kumasindikizidwa. Zisindikizo ziwiri nthawi zambiri zimagwiritsidwa ntchito ngati kutayikira kwazinthu kungakhale kowopsa kwa chilengedwe kapena chitetezo cha ogwira ntchito, pomwe njira yamadzimadzi ndiyokwera mtengo ndipo imayenera kusungidwa, kapena pomwe madziwo ndi ovuta kunyamula ndipo amatha kuwunikira kapena kulimba akakumana ndi mlengalenga. .
Zisindikizo zamakinazi nthawi zambiri zimakhala ndi chosindikizira chamkati komanso chakunja. Chisindikizo chamkati chimasunga katunduyo mkati mwa nyumba ya mpope pomwe chosindikizira chakunja chimayima ngati chotchinga chothandizira kuti chitetezo chiwonjezeke komanso kudalirika. Zisindikizo ziwiri nthawi zambiri zimafuna madzi otchingira pakati pawo, omwe amagwira ntchito ngati mafuta komanso zoziziritsira kuchepetsa kutentha kwa mkangano - kumatalikitsa moyo wa zidindo zonse ziwiri.
Madzi amadzimadzi amatha kukhala ndi masinthidwe awiri: osakhazikika (otchedwa chotchinga madzimadzi) kapena opanikizidwa. M'makina opanikizidwa, ngati chisindikizo chamkati chalephera, sikuyenera kutayikira nthawi yomweyo chifukwa chisindikizo chakunja chimasunga mpaka kukonza kuyenera kuchitika. Kuwunika kwanthawi ndi nthawi kwamadzi oletsa izi kumathandiza kulosera momwe chisindikizo chimagwirira ntchito komanso moyo wautali.
Kufotokozera Kwazinthu
Kulimbana Kwambiri Kumasindikiza
Kupanga Zisindikizo ziwiri zokonzedwa motsatizana
Kugwiritsa Ntchito Malo Owopsa; kusunga madzi okwera mtengo; kusamalira zamadzimadzi zovuta
Ubwino Kupititsa patsogolo chitetezo; kuchepetsa mwayi wa kutayikira; mwina amatalikitsa moyo
Zofunikira zamadzimadzi a Buffer zitha kukhala zosapanikizidwa (zotchinga madzimadzi) kapena kupanikizidwa
Chitetezo chimapereka nthawi yokonza zinthu zisanachitike kutayikira kusanachitike
kawiri makina chisindikizo 500×500 1
Mitundu ya Zisindikizo Zawiri Zamakina
makina osindikizira awiri amapangidwa kuti athe kuthana ndi zovuta zomata kwambiri kuposa zosindikizira zamakina amodzi. Zosinthazi zikuphatikiza makonzedwe obwerera m'mbuyo, maso ndi maso ndi ma tandem, chilichonse chimakhala ndi makhazikitsidwe ake ndi machitidwe ake.
1.Back to Back Double Mechanical Seal
Chisindikizo chosindikizira chammbuyo chakumbuyo chimakhala ndi zisindikizo ziwiri zomwe zimakonzedwa motsatira-kumbuyo. Chisindikizo chamtunduwu chimapangidwa kuti chizigwiritsidwa ntchito mwapadera pomwe njira yamadzimadzi yotchinga imagwiritsidwa ntchito pakati pa zisindikizo kuti ipereke mafuta ndikuchotsa kutentha kulikonse komwe kumachitika chifukwa cha kukangana.
Poyang'ana kumbuyo kumbuyo, chisindikizo chamkati chimagwira ntchito pansi pa zovuta zofanana ndi zomwe zimasindikizidwa, pamene gwero lakunja limapereka chisindikizo chakunja ndi chotchinga chamadzimadzi pamtunda wapamwamba. Izi zimatsimikizira kuti nthawi zonse pamakhala chitsenderezo chabwino pa nkhope zonse ziwiri; motero, kuteteza madzi a m'kati kuti asadutse mu chilengedwe.
Kugwiritsiridwa ntchito kwa mapangidwe a back to back seal kungapindulitse machitidwe omwe kupanikizika kwapang'onopang'ono kumadetsa nkhawa kapena kusunga filimu yowonongeka nthawi zonse ndikofunikira kuti mupewe kuuma kouma. Iwo ali oyenerera makamaka pamachitidwe apamwamba kwambiri, kuonetsetsa kudalirika ndi moyo wautali wa dongosolo losindikiza. Chifukwa cha kapangidwe kawo kolimba, amaperekanso chitetezo chowonjezereka motsutsana ndi zosintha zosayembekezereka zamakina zomwe zingasokoneze kukhulupirika kwa chidindo chimodzi.
Makina osindikizira a nkhope ndi maso, omwe amadziwikanso kuti tandem seal, amapangidwa ndi zisindikizo ziwiri zotsutsana zomwe zimayikidwa kuti zosindikizira zamkati ndi zakunja zilumikizane kudzera pankhope zawo zathyathyathya. Makina osindikizira amtunduwu ndiwopindulitsa makamaka pogwira ntchito zapakatikati pomwe madzi apakati pa zisindikizo amafunika kuwongolera ndipo akhoza kukhala owopsa ngati atayikira.
Ubwino umodzi wofunikira kwambiri wogwiritsa ntchito nkhope ndi nkhope ndi chisindikizo chapawiri ndi kuthekera kwake kuteteza madzi amadzimadzi kuti asalowe m'chilengedwe. Popanga chotchinga chokhala ndi chotchinga kapena chotchinga madzimadzi pakati pa zisindikizo ziwiri zokhala ndi nkhope yosalala pansi pa kukanikiza kocheperako kuposa njira yamadzimadzi, kutayikira kulikonse kumakonda kulowera kuderali komanso kutali ndi kutulutsidwa kwakunja.
Kukonzekera kumalola kuyang'anira momwe madzi amadzimadzi amadzimadzimadzimadzimadzimadzimadzimadzimadzimadzi, zomwe ndizofunikira kuti zisamalidwe ndikuwonetsetsa kudalirika pakapita nthawi. Popeza njira zodutsira zomwe zitha kulowera kunja (mbali yamlengalenga) kapena mkati (mbali yoyendetsera), kutengera kusiyanasiyana kwapakatikati, ogwiritsa ntchito amatha kuzindikira kutayikira mosavuta kuposa masinthidwe ena a zisindikizo.
Ubwino wina ndi wokhudzana ndi kuvala moyo; Mitundu iyi ya zisindikizo nthawi zambiri imawonetsa nthawi yayitali ya moyo chifukwa tinthu tating'onoting'ono tamadzi timene timatulutsa timakhala ndi zotsatira zochepa zowononga malo osindikizira chifukwa cha malo awo achibale komanso chifukwa amagwira ntchito movutikira kwambiri chifukwa cha kupezeka kwamadzimadzi.
3.Tandem Double Mechanical Zisindikizo
Tandem, kapena zisindikizo zoyang'ana kutsogolo ndi kumbuyo, zimasindikiza masinthidwe pomwe zisindikizo zamakina ziwiri zimakonzedwa motsatizana. Dongosololi limapereka mulingo wapamwamba kwambiri wodalirika komanso wosungidwa poyerekeza ndi zisindikizo chimodzi. Chisindikizo choyambirira chimakhala pafupi kwambiri ndi chinthu chomwe chimasindikizidwa, chimagwira ntchito ngati chotchinga chachikulu choletsa kutayikira. Chisindikizo chachiwiri chimayikidwa kumbuyo kwa chisindikizo choyambirira ndipo chimakhala ngati chitetezo chowonjezera.
Chisindikizo chilichonse mkati mwa dongosolo la tandem chimagwira ntchito palokha; Izi zimatsimikizira kuti ngati pali kulephera kwa chisindikizo choyambirira, chisindikizo chachiwiri chimakhala ndi madzi. Zisindikizo za Tandem nthawi zambiri zimakhala ndi madzi osungira pamagetsi otsika kuposa momwe zimakhalira pakati pa zisindikizo zonse ziwiri. Madzi a m'bafawa amagwira ntchito ngati mafuta komanso ozizira, kuchepetsa kutentha komanso kuvala pankhope zosindikizira.
Kuti musunge magwiridwe antchito bwino a ma tandem double mechanical seals, ndikofunikira kukhala ndi njira zoyenera zothandizira kuwongolera chilengedwe chowazungulira. Gwero lakunja limayang'anira kutentha ndi kuthamanga kwa madzi otsekemera, pomwe makina owunikira amatsata momwe chisindikizo chimagwirira ntchito kuti athetse vuto lililonse.
Kukonzekera kwa tandem kumawonjezera chitetezo chogwira ntchito popereka kufunikira kowonjezera ndikuchepetsa ziwopsezo zobwera ndi madzi oopsa kapena oopsa. Pokhala ndi zosunga zobwezeretsera zodalirika ngati chisindikizo chalephereka, zisindikizo zamakina awiri zimagwira ntchito bwino pamapulogalamu ofunikira, kuwonetsetsa kuti kutayikira kochepa komanso kutsata miyezo yokhazikika yachilengedwe.
Kusiyana Pakati pa Zisindikizo Zing'onozing'ono ndi Ziwiri Zamakina
Kusiyanitsa pakati pa zisindikizo zamakina imodzi ndi ziwiri ndizofunikira kwambiri pakusankha ntchito zosiyanasiyana zamafakitale. Zisindikizo zamakina amodzi zimakhala ndi malo awiri athyathyathya omwe amatsetsereka, imodzi yokhazikika pabokosi la zida ndi ina yomangiriridwa ku shaft yozungulira, ndi filimu yamadzimadzi yopereka mafuta. Zisindikizo zamtunduwu nthawi zambiri zimagwiritsidwa ntchito m'malo omwe sakhudzidwa kwambiri ndi kutayikira kapena komwe kungathe kuwongolera kutulutsa kwamadzi pang'ono.
Mosiyana ndi zimenezi, zisindikizo zomangika pawiri zimapangidwa ndi zisindikizo ziwiri zomwe zimagwira ntchito limodzi, zomwe zimapatsa chitetezo chowonjezera kuti chisatayike. Kukonzekera kumaphatikizapo msonkhano wamkati ndi kunja kwa chisindikizo: chisindikizo chamkati chimasunga mankhwala mkati mwa mpope kapena chosakaniza pamene chisindikizo chakunja chimalepheretsa zonyansa zakunja kulowa komanso zimakhala ndi madzi aliwonse omwe angatuluke ku chisindikizo choyambirira. Zisindikizo zamakina kawiri zimakondedwa pakachitika zoopsa, zapoizoni, zothamanga kwambiri, kapena zowulutsa chifukwa zimapereka kudalirika komanso chitetezo pochepetsa kuopsa kwa kuipitsidwa kwa chilengedwe komanso kukhudzidwa.
Chofunikira chomwe muyenera kudziwa ndikuti zisindikizo zamakina ziwiri zimafunikira njira yothandizira yothandizira, kuphatikiza chotchingira kapena chotchinga madzimadzi. Kukhazikitsa uku kumathandizira kusungitsa kusiyanasiyana kwamakanikidwe m'magawo osiyanasiyana a chisindikizo ndipo kumapereka kuziziritsa kapena kutenthetsa ngati kuli kofunikira kutengera momwe zimakhalira.
Pomaliza
Pomaliza, chigamulo pakati pa zisindikizo zamakina imodzi ndi ziwiri ndizofunikira kwambiri zomwe zimadalira zinthu zingapo kuphatikiza mtundu wamadzimadzi omwe amasindikizidwa, malingaliro a chilengedwe, komanso zofunikira pakukonza. Zisindikizo zing'onozing'ono nthawi zambiri zimakhala zotsika mtengo komanso zosavuta kuzisunga, pomwe zisindikizo ziwiri zimapereka chitetezo chokwanira kwa ogwira ntchito komanso chilengedwe akamagwiritsa ntchito zowulutsa zowopsa kapena zankhanza.
Nthawi yotumiza: Jan-18-2024