Lub kaum sab xis valve, vim hais tias cov kav dej yog nyob rau hauv cov duab ntawm ib tug 90-degree kaum ntawm lub kaum sab xis valve, nws kuj hu ua lub kaum sab xis valve thiab lub kaum sab xis dej valve.
Lub kaum sab xisvalve muaj nuj nqi:
Txuas cov kav dej sab hauv thiab sab nraud; thaum cov dej siab dhau lawm, nws tuaj yeem hloov kho kom kaw ntawm daim duab peb sab valve; nws ua raws li kev hloov pauv, yog tias tus kais dej ntws tawm, thiab lwm yam, lub kaum sab xis tuaj yeem muab tua, thiab tsis tas yuav kaw lub ntsiab valve hauv tsev; zoo nkauj thiab dav. Feem ntau, nws yog ib qho tseem ceeb ntawm cov kav dej siv rau kev kho kom zoo nkauj hauv tsev tshiab.
Hom ntawmLub kaum sab xisValves
Raws li qhov sib txawv kub thiab txias:
Nws muaj ob hom "txias" thiab "kub" (qhov txawv ntawm cov cim xiav thiab liab). Cov khoom siv ntawm cov cua kub thiab cua txias daim duab peb sab li qub nyob rau hauv tib lub qauv ntawm tib lub chaw tsim khoom yog tib yam, thiab tsis muaj qhov sib txawv tseem ceeb. Lub hom phiaj tseem ceeb ntawm kev paub qhov txawv ntawm qhov cua sov thiab cua txias yog: lub cim ntawm qhov txias thiab cua sov, feem ntau yog kom paub qhov twg yog dej kub thiab qhov twg yog dej txias. Tsuas yog qee qhov qis qis-qhib daim duab peb sab li qub yog cov roj hmab-ntiv nplhaib.
Paub qhov txawv raws li txoj kev qhib:
Muaj ob hom "ceev qhib" thiab "qhib qeeb". Kev qhib ceev yog hais txog qhov qhib thiab kaw nrawm ntawm lub valve los ntawm 90 degrees. Kev qhib qeeb txhais tau hais tias tus kov ntawm lub kaum sab xis tuaj yeem tig tau 360 degrees kom qhib thiab kaw lub valve. Nws yog ib qho yooj yim tsav tam sim no.
Raws li lub valve core:
1. Spherical spool: Qhov zoo ntawm lub spherical spool yog txoj kab uas hla ntawm lub spool yog loj dua li ntawm cov spool ceramic, uas yuav tsis txo cov dej siab thiab ntws tus nqi, thiab yooj yim rau kev khiav lag luam (tag nrho qhib / kaw los ntawm rotating. 90 degrees). STH spool yog chrome-plated ntawm. Qhov zoo ntawm chrome plating yog siab hardness, hnav tsis kam thiab ua haujlwm ntev; zam patina.
2. ABS (engineering yas): Tus nqi ntawm cov yas valve core yog tsawg, thiab qhov zoo tsis tau lav.
3. Ceramic valve core: Qhov kom zoo dua ntawm ceramic valve core yog qhov hloov tau zoo li du thiab lub teeb. Nws yog tsim rau cov tsev neeg, muaj lub neej ua haujlwm ntev thiab tus nqi siab. Ceramic spools raug pom zoo.
4. Roj hmab rotary valve core: Nws tau raug tshem tawm tam sim no, vim nws siv sijhawm ntev heev thiab siv zog los qhib thiab kaw. Tam sim no, tsev neeg tsis tshua siv lub kaum sab xis ntawm cov khoom siv no.
Daim duab peb sab valve tau muab faib raws li cov khoom siv plhaub:
Brass: yooj yim rau txheej txheem, muaj zog plasticity, hardness, thiab muaj zog dabtsi yog khoov thiab torsion kuj.
Alloy: tus nqi qis, qhov tsis zoo yog qhov qis qis thiab torsion tsis kam, thiab qhov saum npoo yooj yim rau oxidize.
Hlau: yooj yim rau xeb thiab paug dej. Nws tsis pom zoo kom siv nyob rau niaj hnub no ib puag ncig-phooj ywg thiab cov pa roj carbon tsawg.
Yas: tus nqi qis, tsis yooj yim rau siv nyob rau sab qaum teb txias heev.
