Thaum xaiv txoj cai valve rau kev lag luam, kev ua liaj ua teb, lossis kev lag luam piping systems, nkag siab txog qhov sib txawv ntawmlug npauj npaim li qubthiabob flange npauj npaim li qubyog qhov tseem ceeb. Ob lub li qub tau siv dav hauv kev kho dej, kev ua tshuaj lom neeg, HVAC, thiab kev lag luam roj thiab roj vim lawv cov qauv tsim, kev siv nyiaj zoo, thiab kev tswj xyuas kom zoo. Txawm li cas los xij, lawv cov qauv tsim, cov txheej txheem kev teeb tsa, thiab cov ntawv thov sib txawv, ua rau txhua tus haum rau cov xwm txheej tshwj xeeb. Tsab ntawv xov xwm no tshawb txog qhov sib txawv tseem ceeb, qhov zoo, qhov tsis zoo, thiab kev siv lub log thiab ob lub flange npauj npaim li qub los coj koj txoj kev txiav txim siab.
1. Lug Npauj Npaim Valve: Tsim thiab nta
Lug npauj npaim li qub yog tus cwj pwm los ntawm threaded inserts, los yog "lugs," ntawm lub valve lub cev, uas tso cai rau bolting ncaj qha rau cov yeeb nkab flanges. Qhov kev tsim no siv ob pawg ntawm kev ywj pheej bolts tsis muaj txiv ntoo, raws li cov bolts xov ncaj qha rau hauv cov lugs. Xws li kev teeb tsa yog qhov zoo tagnrho rau cov ntawv thov kawg ntawm kab, qhov twg ib sab ntawm cov kav dej tuaj yeem raug txiav tawm yam tsis muaj kev cuam tshuam rau lwm tus.
Cov yam ntxwv tseem ceeb ntawm Lug Npauj Npaim Valves
- Threaded Lugs: Lugs muab cov ntsiab lus txuas ruaj khov, ua rau lub valve kom ruaj ntseg ntawm txhua tus yeeb nkab flange.
- Compact Design: Lub teeb yuag thiab luv luv hauv qhov ntev, lub log valves txuag chaw, zoo meej rau cov tshuab nrog chav txwv.
- Bidirectional Flow: Mos-sealed lug li qub txhawb kev ntws mus rau ob qho kev taw qhia, muab ntau yam.
- Kev Kho Kom Yooj Yim: Lub teeb teeb pom kev zoo tso cai rau ib sab ntawm cov kav dej kom tshem tawm kom tsis txhob cuam tshuam rau lwm qhov.
- Kev ntsuas siab: feem ntau haum rau cov ntawv thov qis rau nruab nrab-siab, txawm tias qhov ntsuas siab yuav txo qis hauv qhov kawg ntawm kab.
- Cov khoom siv ntau yam: Muaj nyob rau hauv cov ntaub ntawv xws li cov hlau nplaum, WCB, lossis stainless hlau, nrog lub rooj xaiv xws li EPDM lossis PTFE rau tshuaj lom neeg.
2. Ob chav Flange Npauj Npaim Valve: Tsim thiab nta
Ob chav flange npauj npaim li qub muaj qhov sib xyaw flanges ntawm ob qhov kawg ntawm lub cev lub cev, bolted ncaj qha mus rau cov yeeb nkab flanges. Qhov kev tsim no ua kom muaj kev sib txuas ntawm cov ntaub ntawv pov thawj, ua rau nws tsim nyog rau cov ntawv thov siab thiab cov kab loj loj. Nws qhov kev tsim kho ruaj khov tiv taus cov zog tseem ceeb.
Cov yam ntxwv tseem ceeb ntawm Ob Flange Npauj Npaim Valves
- Integrated Flanges: Flanges ntawm ob qhov kawg txuas mus rau cov yeeb nkab flanges ntawm bolts, ua kom muaj kev ruaj ntseg haum.
- Cov qauv muaj zog: Ua los ntawm cov khoom siv ruaj khov xws li WCB, cov hlau nplaum, lossis cov hlau tsis muaj steel.
- Superior Sealing: Flange tsim ua kom muaj kev sib khi nruj, txo qis kev pheej hmoo ntawm cov ntaub ntawv tseem ceeb.
- Bidirectional Flow: Zoo li lug li qub, ob lub flange li qub txhawb kev khiav hauv ob qho tib si.
- Loj Dia: Ua kom muaj txoj kab uas hla loj dua piv rau cov li qub.
3. Lug Npauj Npaim Valve vs. Ob chav Flange Npauj Npaim Valve
Txhawm rau txiav txim siab xaiv, nkag siab qhov sib txawv tseem ceeb ntawm lub teeb thiab ob lub flange npauj npaim li qub yog qhov tseem ceeb. Hauv qab no yog cov ncauj lus kom ntxaws sib piv ntawm cov ntsiab lus tseem ceeb:
3.1 Cov yam ntxwv zoo sib xws
- Kev txhim kho yooj yim: Ob leeg tso cai rau ib sab ntawm cov kav dej kom tsis txhob cuam tshuam rau lwm tus, zoo tagnrho rau cov tshuab uas xav tau kev saib xyuas ntau zaus lossis kev cais cais.
- Tus nqi piv rau Wafer li qub: Vim yog threaded lugs los yog dual flanges, ob qho tib si kim dua li wafer li qub.
- Cov yam ntxwv sib koom:
- Kev them nyiaj yug Bidirectional Flow: Ob hom valve haum haum rau hauv ob qho kev taw qhia, haum rau cov tshuab nrog cov lus qhia dej sib txawv.
- Cov Khoom Siv Ntau Yam: Ob leeg tuaj yeem ua los ntawm cov khoom zoo xws li cov hlau, cov hlau, lossis cov hlau tsis muaj steel, nrog rau cov rooj zaum xaiv (xws li, EPDM lossis PTFE) haum rau cov kua dej xws li dej, tshuaj, lossis roj.
3.2 Qhov txawv tseem ceeb
3.2.1 Installation Mechanism
- Lug Npauj Npaim Valve: Siv ib lub taub hau bolts los txuas rau cov yeeb nkab flanges. Cov threaded lugs tso cai rau ob pawg ntawm bolts kom ruaj lub valve ntawm nws tus kheej yam tsis muaj txiv ntseej, txhawb nqa yooj yim kawg-ntawm-kab kev pabcuam thiab kev saib xyuas.
- Ob chav Flange Npauj Npaim Valve: Cov yam ntxwv sib xyaw flanges ntawm ob qhov kawg, yuav tsum tau ua raws li cov yeeb nkab flanges thiab bolting. Qhov no ua kom muaj kev sib txuas zoo dua tab sis ua rau muaj kev tu ncua nyuaj.
3.2.2 Installation Flexibility
- Lug Npauj Npaim Valve: Muaj kev hloov pauv ntau dua, vim tias ib sab tuaj yeem raug txiav tawm yam tsis muaj kev cuam tshuam rau lwm tus, zoo tagnrho rau cov tshuab uas xav tau kev saib xyuas ntau zaus lossis hloov.
- Ob chav Flange Npauj Npaim Valve: Yuav tsum muaj kev sib dhos thiab bolting ntawm ob sab, ua rau kev teeb tsa thiab tshem tawm lub sijhawm siv sijhawm. Nws muaj kev tu ncua tsawg dua tab sis muaj kev sib txuas ruaj ntseg dua.
3.2.3 Cov kab uas siv tau
- Lug Npauj Npaim Valve: Feem ntau ntawm DN50 txog DN600.Ib leeg flange li qubtuaj yeem yog lwm txoj hauv kev rau qhov chaw txwv.
- Ob chav Flange Npauj Npaim Valve: Ntau yam ntawm DN50 txog DN1800. Rau txoj kab uas hla loj dua, cov kev daws teeb meem muaj nyob rau ntawm qhov kev thov.
3.2.4 Tus nqi thiab qhov hnyav
- Lug Npauj Npaim Valve: Ntau tus nqi-zoo vim nws lub teeb yuag tsim, txo tus nqi installation.
- Ob chav Flange Npauj Npaim Valve: hnyav dua thiab kim dua vim kev sib xyaw flanges thiab cov khoom siv ntxiv. Loj-inch ob flange li qub yuav xav tau kev txhawb nqa ntxiv vim lawv qhov hnyav.
3.2.5 Kho thiab Disassembly
- Lug Npauj Npaim Valve: Yooj yim rau disassemble thiab tswj, vim tias ib sab tuaj yeem raug tshem tawm yam tsis muaj kev cuam tshuam rau lwm tus.
- Ob chav Flange Npauj Npaim Valve: Kev siv zog ntau dua rau kev tshem tawm vim muaj ntau lub bolts thiab cov kev xav tau meej meej.
4. Cov lus xaus
Qhov kev xaiv ntawm ib tug mos-sealedlug npauj npaim valvethiab aob flange npauj npaim valvenyob ntawm koj qhov system cov kev xav tau tshwj xeeb. Lug npauj npaim li qub zoo tshaj plaws hauv daim ntawv thov uas xav tau kev saib xyuas tas li thiab kev teeb tsa compact. Ob chav flange npauj npaim li qub, nrog lawv cov kev sib khi ruaj khov, zoo dua rau cov kav dej loj thiab cov ntawv thov tseem ceeb. Los ntawm kev ntsuam xyuas yam xws li kev siab, kev saib xyuas, qhov chaw, thiab kev siv nyiaj, koj tuaj yeem xaiv lub valve uas ua kom zoo dua qhov kev ua tau zoo thiab kev siv nyiaj.