Kufananiza kwa ma valve akulu akulu akulu akulu ndi valavu yachipata:
Valve yachipata imakhala ndi voliyumu yayikulu ndipo imatenga malo akulu. Ikhoza kupirira chitsenderezo chachikulu.
Vavu yagulugufe imakhala ndi voliyumu yaying'ono ndipo imatenga malo ochepa. Kodi kupirira mavuto ndi ochepa.
Kusankhidwa kwachindunji, komanso ganizirani kutentha kwa sing'anga, kusindikiza ma valve ndi kulongedza.
Mafotokozedwewo akuwonetsa kuti valavu yagulugufe yokhala ndi mainchesi opitilira 50cm iyenera kugwiritsidwa ntchito.
Large diameter butterfly valve ndi chinthu chatsopano chadziko lonse. Valavu yagulugufe yogwira ntchito kwambiri imatengera mawonekedwe awiri komanso mawonekedwe apadera a cone elliptical seal. Imathetsa vuto kuti kusindikiza pamwamba pa chikhalidwe eccentric gulugufe valavu akadali kutsetsereka kukhudzana mikangano pa mphindi kutsegula ndi kutseka kuchokera 0 ° kuti 10 ° ndi kukwaniritsa zotsatira za kulekanitsa pamwamba kusindikiza pa mphindi yotsegula ndi kusindikiza pa mphindi kutseka, kuti kutalikitsa moyo utumiki ndi kukwaniritsa ntchito yabwino yosindikiza.
Kugwiritsa ntchito valavu yayikulu ya butterfly:
Amagwiritsidwa ntchito popanga mapaipi amafuta m'makampani a sulfuric acid:cholowera ndi chotulukira kutsogolo kwa ng'anjo, kulowera ndi kutulutsa kwa fan relay, valavu yamagetsi yamagetsi yamagetsi ndi valavu yolumikizira, cholowera ndi chotulukira cha S02 chowombera chachikulu, malamulo osinthira, cholowera ndi kutulutsa kwa preheater, ndi zina zambiri ndi kuchuluka kwa gasi wodulidwa. Amagwiritsidwa ntchito poyaka sulfure, kutembenuka ndi gawo lowuma la sulfure yoyaka sulfure acid. Ndiwo mtundu wokondeka wa mavavu a chomera choyaka sulfure acid. Amaonedwa ndi ambiri ogwiritsa ntchito ngati ma valve agulugufe omwe ali ndi ntchito yabwino yosindikiza, ntchito yopepuka, zowonongeka ndi mankhwala, kukana kutentha kwambiri, ntchito yabwino komanso yosinthika, yotetezeka komanso yodalirika, ndipo yakhala ikugwiritsidwa ntchito kwambiri. Amagwiritsidwanso ntchito kwambiri mu mapaipi a SO2, nthunzi, mpweya, gasi, ammonia, CO2, mafuta, madzi, brine, alkali, madzi a m'nyanja, asidi asidi nitric, asidi hydrochloric, sulfuric acid, asidi phosphoric ndi TV zina mu mankhwala, petrochemical, smelting, mankhwala, chakudya ndi mafakitale ena intercept monga malangizo.
Mawonekedwe a valavu yayikulu ya butterfly:
① Kapangidwe kake ka njira zitatu kumapangitsa kuti chisindikizo chapamwamba chiyendetse popanda kukangana ndikukulitsa moyo wautumiki wa vavu.
② Chisindikizo chotanuka chimapangidwa ndi torque.
③ Malo osindikizira a cuneiform ali ndi ntchito yolipira ziro.
④ Voliyumu yaying'ono, kulemera kopepuka, ntchito yopepuka komanso kukhazikitsa kosavuta.
⑤ Malinga ndi zomwe ogwiritsa ntchito amafuna, zida za pneumatic ndi magetsi zitha kukhazikitsidwa kuti zikwaniritse zosowa zakutali ndi kuwongolera pulogalamu.
⑥ Zida zosinthira zitha kugwiritsidwa ntchito pamitundu yonse ya media, ndipo zitha kugwiritsidwa ntchito pakuyatsa anti-corrosion (F46, gxpp, Po, etc.).
⑦ Kusiyanasiyana kwapang'onopang'ono: clamp, flange, matako kuwotcherera.
Nthawi yotumiza: Dec-13-2021