ʻO ka pahu hōʻoia moana
Nā pahu hoʻokele moana he mau diski pōʻai me nā ʻāpana wehe a pani ʻana e pale ai i ka hoʻihoʻi ʻana ma muli o ko lākou kaumaha ponoʻī a me ka hana kaomi waena. ʻElua ʻano o ka neʻe ʻana o ka diski: ka hāpai a me ke kowali. ʻAʻole e like me nā kiwi honua, ʻaʻohe kumu e hoʻokele ai i ka disc. Hiki ke kahe o ka waena mai ka welau komo (ʻaoʻao lalo) a i ka hopena puka (ʻaoʻao luna). Ke ʻoi aku ka nui o ke kaomi inlet i ka huina o ka paona disc a me ke kūpaʻa kahe, wehe ka valve. I ka hopena o ke kahe ʻana i hope, ua pani ʻia ka valve. E like me nā kiwi hoʻokiʻekiʻe hoʻokiʻekiʻe, loaʻa i nā kiwi hoʻopaʻa koʻi kahi disc oblique e kaʻapuni a puni ke kumu.
Ke kumu o ka pahu hōʻoia
ʻO nā kiwi hoʻopaʻa gravity me nā flanges ke ʻano maʻamau i hoʻohana ʻia. Ke komo ka mea hana me kekahi kaomi i loko o ka lua o ka valve inlet o ka valve check, hana ka ikaika o ka mea hana ma ka ʻaoʻao lalo o ka disc valve e lanakila ai i ka umekaumaha, e piʻi ai ka disc valve ma ke ala alakaʻi ma ka uhi a waiho i ka pahu. I kēia manawa, wehe ʻia ke kahawai o ka pahu pahu.
Ma muli o ka umekaumaha, e hoʻi ka pahu kiwi i ka noho kiwi ke hoʻi ka mea hana i ke keʻena komo o ka valve check marine. I loko o kēia manawa, hana ka mea hana hoʻihoʻi i ka disc valve. Ma ke kaomi pono ʻana i ka diski i ka noho valve, pani ʻia ka valve check, pale i ka hoʻihoʻi.
Loaʻa ʻia nā kiwi hoʻopaʻa lima koʻi ma waho aʻe o nā kiwi nānā gravity. Ua kapa ʻia hoʻi ʻo ia ka pale pale pale. Aia i loko o ke kinikini anti-wave ke kino valve, ka pahu pahu, a me ka pahu ka'a. Aia ka mea hana i loko o ka lua valve, kahi mea maikaʻi. He haʻahaʻa ke kū ʻana o ke kahe ʻana o nā kiwi ʻumekaumaha.
Aia kekahi flange a me ke ʻano milo ka pilina ma waena o ka valve check a me ka pipeline. ʻO ka hao, ke kila hoʻolei, a me ke keleawe nā mea metala i hoʻohana ʻia no ka hana ʻana i nā kiwi hoʻopaʻa (ʻoi aku ka nui o ke kino valve).
Nā ʻano o nā ʻano ʻano kiwi hoʻopaʻa moana
Wafer butterfly check valve
ka lepeʻa wafer E hoʻololi i ka hoʻolālā hoʻolālā kiʻekiʻe o nā ʻāina ʻē, e kū ana i nā kūlana ʻāina kūpono, no laila pili ia i ka ʻano hana ʻenehana. Loaʻa i kēia hana ka hana loiloi maikaʻi a me ka coefficient kūʻē kūloko kūloko, kahi palekana a hilinaʻi hoʻi; hoʻohana nui ʻia e like me ka valve ala hoʻokahi i nā ʻōnaehana o ka petroleum, ʻoihana kemika, meaʻai, lāʻau lapaʻau, lighttextile, papermaking, lako wai a me ka hoʻoheheʻe ʻana, hoʻoheheʻe ʻia, a me ka ikehu, etc.
Huahana huahana
- Loaʻa iā ia ka leo liʻiliʻi, ke kaumaha māmā, ka hoʻolālā paʻa a me ka mālama pono.
- Lawe ka papa valve i ke ʻano antithetic, hiki ke hoʻokō koke i ka pani ʻana ma lalo o ka torque maʻalahi o ka puna.
- Hiki ke pale ʻia ke kahe ʻana ma muli o ka pani wikiwiki ʻana, a he ikaika ka hana o ka hāmare wai ahi.
- He liʻiliʻi ka lōʻihi o ka hoʻolālā kino valve, a paʻa maikaʻi, palekana a hilinaʻi hoʻi e hoʻokō i ka sila piha, a ʻo ka leakage o ka hoʻāʻo hydrostatic he zero.
- He mea maʻalahi ka hoʻouka ʻana, hiki ke hoʻokomo ʻia i ka ʻaoʻao ākea a me ke kuhikuhi pololei.
- Ka pili ka nui o ka flange kū i ke kūlana o GB/T 17241.6-98.
- Kūlike ka lōʻihi o ka hale i nā kūlana o GB/T12221-89 a me ISO5752-82.
ʻO nā pahu hōʻoia Rubber Disc
Hoʻohana nui ʻia kēia valve ma paipu paipu puka i nā ʻāpana ʻoihana o ka ʻōnaehana wai, ka ʻaila a me ka ʻoihana kemika, etc. No ka mea ke apo sila ʻO kēia hana e lawe i kahi hoʻolālā oblique, aia kahi manawa pani pōkole, i mea e hōʻemi ai i ke kaomi o ka hāmare wai. Lawe ka valve clack i ka hui pū ʻana o ka nitrile rubber me ka pā kila i paʻi ʻia e ka wela kiʻekiʻe, kahi ikaika ikaika e pale aku i ka holoi ʻana a me ka hana hoʻopaʻa ʻana maikaʻi; He hana maʻalahi kēia hana a ma ka manawa like he mea maʻalahi ia e mālama, lawelawe a me ka lawe ʻana.
ʻO ke kaomi inoa PN (MPa) | Anana helu DN(mm) | Pumi ho'āʻo Shell (MPa) | Pumi ho'āʻo Sila (MPa) | Medium pili |
1.0 | 1.5 | 1.1 | ʻO ka wai maʻemaʻe a me kaʻaila | |
1.6 | 2.4 | 1.76 | ʻO ka wai maʻemaʻe a me kaʻaila | |
2.5 | 3.75 | 2.75 | ʻO ka wai maʻemaʻe a me kaʻaila |
GB swing check valve
He kūpono kēia ʻano ʻano hana o ka ʻaila, ʻoihana kemika, lāʻau lapaʻau, mea hoʻomomona a me ka mana uila me ke kaomi nominal o PN1.6-2.5MPa. ʻO ka mahana hana o -29-550 ℃, a ʻo nā mea kūpono kūpono he wai, ʻaila, mahu a me nā mea waikawa, etc.
Hana o ka pahu hooia
A ʻauwaʻa nānā moana pono e hāʻawi ʻia inā ʻaʻole ʻae ʻia ke kahe ʻana o ka wai i loko o ka pipeline. ʻAʻohe kumu o ka pahu hoʻokele inline. I ka piʻiʻana o ke kaomi ma kekahiʻaoʻao o ka valve, hiki ke paʻiʻia ka valve i ka noho; i ka hana ʻana o ka wai ma kēlā ʻaoʻao, hiki ke wehe ʻia ka valve. ʻO ke ʻano hoʻokiʻekiʻe wai a me ka ʻano koli ʻano ʻano koli nā ʻano maʻamau ʻelua o nā kiwi moana.
anawaena | DN40-DN600 |
Medium | ʻO ka wai, ka aila, ke kinoea, ka ʻakika a me ka wai hoʻoheheʻe alkali |
Material | ʻO ka hao hao, hao hao, keleawe, kila kila |
puʻuwai | PN1.6-16.0MPa |
mahana | -29 ℃ -550 ℃ |
Hoʻohui | Uila, Flange, Welina, Kuʻekuʻe |
mana | Manual, Pneumatic, Hydraulic, Uila |
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