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Siffofin haɗi gama gari na vacuum valve

1. Haɗin flange

Wannan shine nau'in haɗin da aka fi amfani dashi a cikin bawuloli.Bisa ga siffar haɗin gwiwa, ana iya raba shi zuwa nau'i masu zuwa:

● Nau'in mai laushi: ana amfani dashi don bawul tare da ƙananan matsa lamba kuma dacewa don aiwatarwa.

Nau'in concave convex: matsin aiki yana da girma, kuma ana iya amfani da matsakaicin mai wanki.

● Nau'in tsagi na Tenon: ana iya amfani da mai wanki tare da babban nakasar filastik, wanda aka yi amfani da shi sosai a cikin matsakaici mai lalata kuma yana da sakamako mai kyau na rufewa.

● Trapezoidal tsagi irin: yi amfani da elliptical karfe zobe a matsayin gasket, da kuma amfani da bawul tare da aiki matsa lamba ≥ 64kg / cm2 ko high zafin jiki bawul.

Nau'in ruwan tabarau: gasket siffar ruwan tabarau ne, wanda aka yi da ƙarfe.Domin high matsa lamba bawul ko high zafin jiki bawul tare da aiki matsa lamba ≥ 100kg / cm2.

Nau'in O-ring: Wannan sabon nau'i ne na haɗin flange, wanda aka haɓaka tare da fitowar nau'ikan O-ring na roba.Shi ne mafi dogara fiye da talakawa lebur gasket a sealing sakamako.

2 Haɗin zare

Wannan hanya ce mai sauƙi ta haɗi, wadda aka fi amfani da ita don ƙananan bawuloli.Akwai yanayi guda biyu:

● Rufewa kai tsaye: zaren ciki da na waje suna taka rawa kai tsaye wajen rufewa.Don tabbatar da cewa babu yabo a haɗin gwiwa, ana amfani da man gubar, hemp ɗin zaren da polytetrafluoroethylene albarkatun ƙasa don cikawa.Daga cikin su, polytetrafluoroethylene albarkatun kasa bel ana amfani da ko'ina.Wannan abu yana da kyakkyawan juriya na lalata, kyakkyawan sakamako na rufewa, amfani mai dacewa da adanawa.Lokacin da ake tarwatsawa, ana iya cire shi gaba ɗaya, saboda fim ɗin da ba mai ɗaki ba ne, wanda ya fi man gubar da zare.

● Rufewa kai tsaye: ƙarfin zaren zaren yana watsawa zuwa ga gasket tsakanin jirage biyu don sanya gasket ya taka rawar rufewa.

3 Haɗin haɗin gwiwa

Haɗin ferrule ya haɓaka a cikin 'yan shekarun nan a China.Amfanin wannan hanyar haɗin kai sune kamar haka:

● Ƙananan ƙararrawa, nauyin nauyi, tsari mai sauƙi da sauƙi mai sauƙi;

● Ƙarfin haɗin gwiwa mai ƙarfi, kewayon aikace-aikacen fa'ida, kuma yana iya jure wa babban matsin lamba (1000 kg / cm2), babban zafin jiki (650 ° C) da tasirin tasirin tasiri;

● Za'a iya zaɓar nau'ikan kayan aiki, dacewa da lalata;

● Ayyukan aiwatar da daidaito ba su da yawa;

● Ya dace don shigarwa mai tsayi.A halin yanzu, an yi amfani da nau'in haɗin ferrule a wasu ƙananan kayayyakin bawul na tashar jiragen ruwa a China.

4 Haɗin matsewa

Wannan hanyar haɗi ce mai sauri, kawai tana buƙatar kusoshi biyu, wanda ya dace da ƙananan bawuloli waɗanda galibi ana rarraba su.

5 Haɗin kai na ciki

Bambanta da sauran hanyoyin haɗin gwiwa, ana amfani da ƙarfin waje don magance matsakaicin matsa lamba don cimma hatimi.An shigar da zoben rufewa a cikin mazugi na ciki, yana samar da wani digiri tare da fuskar da ke gaba da matsakaici.Ana watsa matsakaicin matsa lamba zuwa mazugi na ciki, sannan zuwa zoben rufewa.A kan conical surface tare da kafaffen kusurwa, an samar da abubuwa guda biyu, ɗayan yana daidai da tsakiyar layi na jikin bawul kuma an danna ɗayan zuwa bangon ciki na jikin bawul.Bangare na ƙarshe shine ƙarfin ƙarfafa kai.Mafi girman matsakaicin matsa lamba, mafi girman ƙarfin ƙarfafa kai.Don haka irin wannan haɗin yana dacewa da bawul ɗin matsa lamba.Idan aka kwatanta da haɗin flange, yana iya adana abubuwa da yawa da ƙarfin aiki, amma kuma yana buƙatar wani takamaiman ƙarfin ƙarfafawa, ta yadda za a iya amfani da shi da dogaro lokacin da matsa lamba a cikin bawul ɗin ba ya da girma.

Akwai nau'i-nau'i da yawa na haɗin bawul, alal misali, wasu ƙananan bawuloli waɗanda ba sa buƙatar cirewa ana yin su da bututu;wasu bawuloli marasa ƙarfe suna ɗaukar haɗin soket, da sauransu. Masu amfani da Valve yakamata a bi da su gwargwadon takamaiman yanayi.


Lokacin aikawa: Maris 24-2022