Hoʻohana nui ʻia ka valve puka no ka ʻoki ʻana i nā mea hana me ke anawaena o DN ≥ 50mm, a i kekahi manawa hoʻohana ʻia nā ʻīpuka puka no ka ʻoki ʻana i nā mea me nā anawaena liʻiliʻi.
ʻO ka ʻāpana wehe a pani ʻana o ka ʻīpuka ʻīpuka ka puka, a ʻo ka neʻe ʻana o ka ʻīpuka e kū pololei i ke kuhikuhi o ka wai.Hiki ke wehe piha a pani piha ʻia ka valve puka, ʻaʻole hiki ke hoʻoponopono ʻia a hoʻopaʻa ʻia paha.Loaʻa i ka ʻīpuka ʻelua ʻili hoʻopaʻa.ʻO nā ʻaoʻao hoʻopaʻa ʻelua o ka valve puka maʻamau i hoʻohana pinepine ʻia e hana i kahi ʻano wili.'Oko'a ka huina o ka wedge me nā palena valve, ma'amau 50, a me 2°52' ke ki'eki'e ka mahana waena.Hiki ke hana 'ia ka 'īpuka o ka 'īpuka wili, i kapa 'ia he 'īpuka pa'a;hiki ke hana ʻia i puka e hiki ai ke hana i kahi liʻiliʻi o ka deformation e hoʻomaikaʻi ai i kāna hana hana a hoʻopaʻi i ka deviation o ke kihi ʻili o ka sila i ka wā o ka hana.Kapa ʻia ka pā i ka puka elastic.ʻO ka valve puka ka mea hoʻokele nui no ka kahe ʻana a i ʻole ka lawe ʻana i ka nui o ka pauka, nā mea palaoa, nā mea granular a me nā ʻāpana liʻiliʻi.Hoʻohana nui ʻia ia i ka metallurgy, mining, nā mea kūkulu hale, ka palaoa, ka ʻoihana kemika a me nā ʻoihana ʻē aʻe e kāohi i ka loli kahe a ʻoki koke.
ʻO nā kiwi puka puka e pili pono ana i nā ʻano o nā ʻīpuka kila i hoʻolei ʻia, hiki ke hoʻokaʻawale ʻia i loko o nā ʻīpuka paʻa, nā ʻīpuka pā like, a me nā ʻīpuka ʻīpuka e like me ka hoʻonohonoho ʻana o ka ʻili o ka sila.Hiki ke hoʻokaʻawale ʻia ka ʻīpuka puka i: ʻano ʻīpuka hoʻokahi, ʻano ʻīpuka pālua a me ke ʻano ʻīpuka elastic;Hiki ke hoʻokaʻawale ʻia ka valve parallel i ka ʻano puka hoʻokahi a me ke ʻano ʻīpuka pālua.E like me ke kūlana o ke kaula o ka pahu valve, hiki ke hoʻokaʻawale ʻia i ʻelua mau ʻano: piʻi puka puka piʻi a me ka valve puka puka ʻole.
Ke pani ʻia ka valve puka, hiki ke hoʻopaʻa ʻia ka ʻili sealing wale nō e ka puʻe waena, ʻo ia hoʻi, e hilinaʻi ana i ke kaomi maʻamau e kaomi i ka ʻili hoʻopaʻa o ka pā pā i ka noho valve ma kēlā ʻaoʻao e hōʻoia i ka hoʻopaʻa ʻana o ka. ili hoʻopaʻa, ʻo ia ka hoʻopaʻa ʻana iā ia iho.ʻO ka hapa nui o ka valve i hoʻopaʻa ʻia i ka sila, ʻo ia hoʻi, i ka wā i pani ʻia ai ka valve, pono e kaomi ʻia ka ʻīpuka i ka noho valve e ka ikaika o waho, i mea e hōʻoia ai i ka hoʻopaʻa ʻana o ka ʻili.
Ke neʻe nei ka ʻīpuka o ka ʻīpuka ʻīpuka ma kahi laina pololei me ke kumu valve, kahi i kapa ʻia ʻo ka ʻīpuka ʻīpuka hoʻokiʻekiʻe (i kapa ʻia hoʻi ʻo ka ʻīpuka puka puka piʻi).ʻO ka mea maʻamau, aia kahi kaula trapezoidal ma luna o ka mea hāpai, a ma o ka nut ma ka piko o ka valve a me ke ala alakaʻi ma ke kino valve, ua hoʻololi ʻia ka neʻe ʻana i kahi laina laina pololei, ʻo ia hoʻi, ua hoʻololi ʻia ka torque hana. i loko o ka hana hana.
Ke wehe ʻia ka valve, i ka wā e like ai ke kiʻekiʻe o ke kiʻekiʻe o ka pā pā i ka 1: 1 mau manawa o ke anawaena o ka valve, ua wehe ʻole ʻia ke ala o ka wai, akā ʻaʻole hiki ke nānā ʻia kēia kūlana i ka wā o ka hana.Ma ka hoʻohana maoli ʻana, hoʻohana ʻia ka piko o ke kumu valve ma ke ʻano he hōʻailona, ʻo ia hoʻi, ʻo ke kūlana kahi e neʻe ʻole ai ka pahu valve e lawe ʻia ʻo ia i kona kūlana hāmama loa.I mea e noʻonoʻo ai i ka laka paʻa ma muli o ka hoʻololi ʻana o ka mahana, e wehe maʻamau i ke kūlana kiʻekiʻe, a laila huli hoʻi i ka huli 1/2-1, e like me ke kūlana kiwi piha.No laila, ua hoʻoholo ʻia ke kūlana piha o ka valve e ke kūlana o ka puka (ʻo ia hoʻi, ka hahau).
Ma kekahi mau pani puka puka, ua kau ʻia ka ʻāʻī ma luna o ka pā ʻīpuka, a ʻo ka hoʻololi ʻana o ka huila lima e hoʻohuli i ke kumu valve e ʻōwili, a hāpai ʻia ka pā ʻīpuka.Ua kapa ʻia kēia ʻano valve he rotary stem gate valve a i ʻole he valve stem stem ʻeleʻele.
Mahele o ka Rising Stem Soft Sealing Gate Valve | ||
ʻAʻole. | inoa | Mea waiwai |
1 | Kino Valve | ʻO ka hao hao |
2 | Kaʻaʻaʻahu | EPDM |
3 | Kāpena Cap | EPDM |
4 | Ka pāpale | ʻO ka hao hao |
5 | Hexagon Socket Bolt | Zinc Plating Steel a i ʻole ke kila kila |
6 | Palekana | ʻO ka hao hao |
7 | ʻO ka ʻāʻī paʻi | ʻO ka hao hao |
8 | Huila lima | ʻO ka hao hao |
9 | Nati Laka | Zinc Plating Steel a i ʻole ke kila kila |
10 | ʻO Stud Bolt | Zinc Plating Steel a i ʻole ke kila kila |
11 | Mea holoi palaki | Zinc Plating Steel a i ʻole ke kila kila |
12 | Nut | Zinc Plating Steel a i ʻole ke kila kila |
13 | Mea holoi Papa | Zinc Plating Steel a i ʻole ke kila kila |
14 | apo apo | EPDM |
15/16/17 | O-Ring | EPDM |
18 | Ke waiho nei | PTFE |
19/20 | Lubricating Gasket | keleawe a i ʻole POM |
21 | Nati Puka | keleawe a i ʻole keleawe |
22 | Nati Laka | Zinc Plating Steel a i ʻole ke kila kila |
23 | Pāpaʻa Valve | ʻO ka hao hao + EPDM |
24 | Ke kumu | 304 kila kila, kila huila 1Cr17Ni2 a i ʻole Cr13 |
ʻO Pelekania Stardard Rising Stem Soft Sealing Gate Valve | |||||||||
Hōʻike | Paʻi | Ana (mm) | |||||||
DN | iniha | PN | φD | φK | L | H | H1 | H2 | φd |
50 | 2 | 10/16 | 165 | 125 | 178 | 441 | 358.5 | 420.5 | 22 |
25 | 165 | 125 | 178 | 441 | 358.5 | 420.5 | 22 | ||
40 | 165 | 125 | 441 | 358.5 | 420.5 | ||||
65 | 2.5 | 10/16 | 185 | 145 | 190 | 452 | 359.5 | 429.5 | 22 |
25 | 185 | 145 | 190 | 452 | 359.5 | 429.5 | 22 | ||
40 | 185 | 145 | 452 | 359.5 | 429.5 | ||||
80 | 3 | 10/16 | 200 | 160 | 203 | 478 | 378 | 462 | 22 |
25 | 200 | 160 | 203 | 478 | 378 | 462 | 22 | ||
40 | 200 | 160 | 478 | 378 | 462 | ||||
100 | 4 | 10/16 | 220 | 180 | 229 | 559.5 | 449.5 | 553 | 24 |
25 | 235 | 190 | 229 | 567 | 449.5 | 553 | 24 | ||
40 | 235 | 190 | 567 | 449.5 | 553 | ||||
125 | 5 | 10/16 | 250 | 210 | 254 | 674.5 | 549.5 | 677 | 28 |
25 | 270 | 220 | 254 | 684.5 | 549.5 | 677 | 28 | ||
40 | 270 | 220 | 684.5 | 549.5 | 677 | ||||
150 | 6 | 10/16 | 285 | 240 | 267 | 734 | 591.5 | 747 | 28 |
25 | 300 | 250 | 267 | 741.5 | 591.5 | 747 | 28 | ||
40 | 300 | 250 | 741.5 | 591.5 | 747 | ||||
200 | 8 | 10 | 360 | 310 | 292 | 915.5 | 735.5 | 938 | 32 |
16 | 340 | 295 | 923 | 735.5 | 938 | ||||
25 | 360 | 310 | 292 | 915.5 | 735.5 | 938 | 32 | ||
40 | 375 | 320 | 923 | 735.5 | 938 | ||||
250 | 10 | 10 | 400 | 350 | 330 | 1100.5 | 900.5 | 1161 | 36 |
16 | 400 | 355 | 1100.5 | 900.5 | 1161 | ||||
25 | 425 | 370 | 330 | 1113 | 900.5 | 1161 | 36 | ||
40 | 450 | 385 | 1125.5 | 900.5 | 1161 | ||||
300 | 12 | 10 | 455 | 400 | 356 | 1273 | 1045.5 | 1353 | 40 |
16 | 455 | 410 | 1273 | 1045.5 | 1353 | ||||
25 | 485 | 430 | 356 | 1288 | 1045.5 | 1353 | 40 | ||
40 | 515 | 450 | 1303 | 1045.5 | 1353 | ||||
350 | 14 | 10 | 505 | 460 | 381 | 1484.5 | 1232 | 1585 | 40 |
16 | 520 | 470 | 1492 | 1232 | 1585 | ||||
400 | 16 | 10 | 565 | 515 | 406 | 1684.5 | 1402 | 1805 | 44 |
16 | 580 | 525 | 1692 | 1402 | 1805 | ||||
450 | 18 | 10 | 615 | 565 | 432 | 1868.5 | 1561 | 2065 | 50 |
16 | 640 | 585 | 1881 | 1561 | 2065 | ||||
500 | 20 | 10 | 670 | 620 | 457 | 2068 | 1733 | 2238 | 50 |
16 | 715 | 650 | 2090.5 | 1733 | 2238 | ||||
600 | 24 | 10 | 780 | 725 | 508 | 2390 | 2000 | 2605 | 50 |
16 | 840 | 770 | 2420 | 2000 | 2605 | ||||