Koj yuav pom cov ntsaws ruaj ruaj hauv txhua qhov ntawm cov tshuab tig tawm muaj. Lawv me me, lawv feem ntau muab zais, tab sis thaum ib qho ua tsis tiav, koj paub txog nws sai - roj rau hauv pem teb, av hauv cov bearings, thiab lub tshuab tsis ntev rau lub ntiaj teb no.
Yog li, cov khoom no yog dab tsi, thiab dab tsi yog lawv ua los ntawm? Cia peb rhuav nws hauv cov ntsiab lus yooj yim.
Yuav Ua Li Cas Lub Foob Tiag Tiag (Cov Lus Qhia Txoj Haujlwm)
Ua ntej dhia mus rau hauv hom, nws pab kom nkag siab txog txoj haujlwm yooj yim tab sis tseem ceeb uas lub foob ua tiav:
· Nws khaws cov khoom hauv.Feem ntau, qhov no txhais tau tiasroj nplua nyeem- roj lossis roj- nyob hauv cov kabmob lossis vaj tsev nyob qhov twg nws nyob.
· Nws khaws cov khoom tawm.Qhov no tsuas yog ib qho tseem ceeb xwb. Nws thaivhmoov av, av, dej, hlau hais, thiab lwm yam kab mob los ntawm kev nkag mus rau hauv precision internal Cheebtsam.
· Nws Tswj Kev Nyuaj Siab thiab Kev Tawm Tsam.Hauv kev siv ntau dua, cov ntsaws ruaj ruaj kuj yuav tsum tau tswj qhov sib txawv me ntsis, haum rau qee qhovncej misalignment, thiab cuam tshuam nrog cov cua sov uas tsim los ntawm kev sib txhuam.
Yuav Ua Li Cas Mechanical Seal Ua Haujlwm
Hom foob peb tab tom tham txog ntawm no -amechanical foob- yog qhov zoo me ntsis dua li lub nplhaib roj hmab yooj yim. Nws feem ntau pom muaj nyob rau hauv cov twj tso kua mis, compressors, thiab mixers qhov twg lub rotating ncej nkag mus rau hauv vaj tse.
Xav tias nws yog qhov tseeb lapped, super -paj interface. Nws muaj ob peb qhov tseem ceeb ua haujlwm ua ke:
· A tig ntsej muag(feem ntau hu uatxav nplhaib) uas tig nrog lub ncej.
· A ntsej muag nyob ruaj khov(covlub nplhaib nyob ruaj ruaj) tsau rau lub tsev.
· Lub caij nplooj ntoos hlav los yog hauv qab (thecompression element) uas thawb ob lub ntsej muag ua ke.
Secondary seals (xws liO-rings) uas kaw ib ncig ntawm lub ncej thiab vaj tse.
Cov khawv koob tshwm sim ntawm qhov cuam tshuam ntawm ob lub ntsej muag ultra{0}} tiaj tus. Ib zaj duab xis microscopic ntawm cov kua roj lubricates lawv, tsim ib qho ze ntawm - zoo meej foob uas tseem tso cai rau kev sib hloov. Nws yog qhov ci ntsa iab ntawm kev sib cuag thiab tshem tawm.
Dab tsi lawv tau ua los ntawm (Thiab yog vim li cas nws tseem ceeb)
Cov ntaub ntawv nyob rau hauv lub foob txiav txim seb nws nyob ntev npaum li cas thiab qhov twg nws tuaj yeem siv tau. Kev xaiv ntawm lub ntsej muag sealing yog qhov tseem ceeb tshwj xeeb. Nov yog cov neeg raug liam li ib txwm:
· Carbon vs. Ceramic/Silicon Carbide:Qhov no yog kev sib koom ua ke.Cov pa roj carbonfeem ntau yog siv rau ib lub ntsej muag vim nws tus kheej -lubricating thiab khiav zoo tiv thaiv cov khoom nyuaj xws liceramiclos yogsilicon carbide. Silicon carbideyog ib qho nyuaj heev thiab hnav-tiv taus, feem ntau siv rau ob lub ntsej muag hauv cov kev pabcuam tawv tawv tshaj plaws.
· Elastomers (Lub Rubber Parts):Secondary seals, zoo liO-rings, feem ntau yog ua los ntawm ntau yam roj hmab. Cov ntaub ntawv muaj xws liNitrile (Buna -N)rau cov dej num dav dav,Viton (FKM)rau siab dua kub thiab tshuaj tiv thaiv, thiabEPDMrau dej kub thiab chav.
· Hlau Hardware:Cov khoom hlau zoo li lub caij nplooj ntoos hlav thiab lub plhaub yuav tsum tiv thaiv corrosion. Feem ntau xaiv yogstainless hlaurau feem ntau daim ntawv thov, los yog tshwj xeeb coated carbon steel rau tsawg demanding ib puag ncig.
PTFE (Teflon):Qhov no yog siv rau cov ntsaws ruaj ruaj los yog foob qhov chaw uas yuav tsum tau tswj cov tshuaj phem heev los yog qhov kub thiab txias qhov twg roj hmab yuav ua tsis tau.
Cov ntsiab lus nrawm ntawm Lawv Lub Luag Haujlwm
Txhawm rau muab tag nrho ua ke, lub tshuab foob zoo yog ua ntau txoj haujlwm ib zaug:
· Sealing:Tiv thaiv kom tsis muaj dej ntawm cov txheej txheem.
· Muaj:Khaws cov kua dej ntawd tawm mus rau hauv ib puag ncig.
· Lubricating:Khaws cov yeeb yaj kiab uas tseem ceeb ntawm lub ntsej muag kom tswj kev sib txhuam thiab hnav.
· Kev them nyiaj yug:Tuav me me misalignments thiab ncej txav yam tsis ua tsis tau.
· Tswj Kub:Ua kom deb ntawm kev sib txhuam cov cua sov tsim tawm ntawm lub ntsej muag foob.
