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Kayayyaki

Rising Stem Soft Seling Groove Gate Valve

taƙaitaccen bayanin:

Bawul ɗin ƙofar wani nau'in bawul ne wanda memba na rufewa (ƙofa) ke motsawa a tsaye tare da tsakiyar tashar.Za a iya amfani da bawul ɗin ƙofar don cikakken buɗewa da cikakken rufewa a cikin bututun, kuma ba za a iya amfani da shi don daidaitawa da murƙushewa ba.


Cikakken Bayani

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Ana amfani da bawul ɗin ƙofar kofa don yankan na'urori masu diamita na DN ≥ 50mm, kuma a wasu lokuta ana amfani da bawul ɗin ƙofar don yankan na'urori masu ƙananan diamita.

Bangaren buɗewa da rufewa na bawul ɗin ƙofar shine ƙofar, kuma yanayin motsi na ƙofar yana daidai da hanyar ruwan.Ƙofar bawul ɗin kawai za a iya buɗe shi cikakke kuma a rufe gabaɗaya, kuma ba za a iya daidaitawa ko matsewa ba.Ƙofar tana da saman rufewa biyu.Fuskokin rufewa guda biyu na bawul ɗin ƙofar ƙirar ƙirar da aka fi amfani da su suna samar da sifar tsinke.Matsakaicin kusurwa ya bambanta tare da sigogi na bawul, yawanci 50, da 2°52' lokacin da matsakaicin zafin jiki ba shi da girma.Ƙofar bawul ɗin ƙofa mai wutsiya za a iya yin shi gaba ɗaya, wanda ake kira gate mai ƙarfi;Hakanan za'a iya sanya shi a matsayin ƙofar da za ta iya samar da ƙananan ƙwayar cuta don inganta aikinta da kuma rama sabani na kusurwar saman rufewa yayin sarrafawa.Ana kiran farantin karfen gate na roba.Bawul ɗin Ƙofa shine babban kayan sarrafawa don gudana ko isar da ƙarar foda, kayan hatsi, kayan granular da ƙananan kayan.Ana amfani da shi sosai a cikin ƙarfe, ma'adinai, kayan gini, hatsi, masana'antar sinadarai da sauran masana'antu don sarrafa canjin kwarara ko yanke da sauri.

Ƙofar bawul na musamman suna nufin nau'ikan bawul ɗin ƙofar ƙarfe na simintin gyare-gyare, waɗanda za a iya raba su zuwa bawul ɗin ƙofar ƙofa, bawul ɗin ƙofar layi ɗaya, da bawul ɗin ƙofa bisa ga daidaitawar filin rufewa.Ana iya raba bawul ɗin ƙofar zuwa: nau'in kofa ɗaya, nau'in kofa biyu da nau'in kofa na roba;Za'a iya raba bawul ɗin ƙofar layi ɗaya zuwa nau'in kofa ɗaya da nau'in kofa biyu.Dangane da matsayi na zaren mai tushe na bawul, ana iya raba shi zuwa nau'i biyu: tashi bawul ɗin ƙofar tushe da bawul ɗin ƙofa mara tashi.

Lokacin da aka rufe bawul ɗin ƙofar, za a iya rufe murfin rufewa kawai ta hanyar matsakaicin matsa lamba, wato, dogara ga matsakaicin matsa lamba don danna madaidaicin murfin ƙofar zuwa wurin zama na valve a gefe guda don tabbatar da hatimin hatimin. sealing surface, wanda shi ne kai-sealing.Yawancin bawul ɗin ƙofar ana tilasta hatimi, wato, lokacin da aka rufe bawul ɗin, yakamata a danna ƙofar zuwa wurin zama ta hanyar ƙarfin waje, don tabbatar da hatimin hatimin.

Ƙofar bawul ɗin ƙofar yana motsawa a madaidaiciyar layi tare da tushen bawul, wanda ake kira valve gate mai ɗagawa (wanda ake kira da hawan ƙofa mai tashi).Yawancin lokaci akwai zaren trapezoidal a kan mai ɗagawa, kuma ta hanyar goro a saman bawul da jagorar jagora a kan bawul ɗin, motsin juyawa yana canzawa zuwa motsi madaidaiciya, wato, ana canza ƙarfin aiki. cikin aikin turawa.

Lokacin da bawul ɗin ya buɗe, lokacin da tsayin tsayin farantin ƙofar ya yi daidai da 1: 1 sau diamita na bawul, an buɗe hanyar da ruwa ke ciki gaba ɗaya, amma wannan matsayi ba za a iya saka idanu yayin aiki ba.A cikin ainihin amfani, ana amfani da koli na tushen bawul ɗin azaman alama, wato, matsayin da bawul ɗin ba ya motsawa ana ɗaukar matsayinsa cikakke.Don yin la'akari da yanayin kulle-kulle saboda canje-canjen zafin jiki, yawanci buɗewa zuwa matsayi na sama, sa'an nan kuma juya baya 1 / 2-1 juya, a matsayin cikakkiyar matsayi na bawul.Sabili da haka, cikakken matsayi na buɗaɗɗen bawul yana ƙaddara ta matsayi na ƙofar (wato, bugun jini).

A wasu bututun gate, ana saita goro a kan farantin ƙofar, kuma jujjuyawar motar hannu ta motsa bawul ɗin don juyawa, kuma farantin gate ɗin ya ɗaga.Irin wannan bawul ɗin ana kiransa rotary stem gate bawul ko bawul ɗin ƙofar tushe mai duhu.

 

Bangaren Rising Stem Soft Seling Gate Valve
A'a. Suna Kayan abu
1 Bawul Jikin Iron Ductile
2 Jaket ɗin Cavity EPDM
3 Cavity Cap EPDM
4 Bonnet Iron Ductile
5 Hexagon Socket Bolt Zinc Plating Karfe ko Bakin Karfe
6 Bangaren Iron Ductile
7 Shirya Gland Iron Ductile
8 Dabarun Hannu Iron Ductile
9 Kulle Kwaya Zinc Plating Karfe ko Bakin Karfe
10 Stud Bolt Zinc Plating Karfe ko Bakin Karfe
11 Filastik Wanke Zinc Plating Karfe ko Bakin Karfe
12 Kwaya Zinc Plating Karfe ko Bakin Karfe
13 Farantin Wanke Zinc Plating Karfe ko Bakin Karfe
14 Zoben Rufewa EPDM
15/16/17 O-Ring EPDM
18 Shigarwa PTFE
19/20 Gasket mai shafawa Bronze ko POM
21 Tushen Kwaya Brass ko Bronze
22 Kulle Kwaya Zinc Plating Karfe ko Bakin Karfe
23 Valve Plate Iron Ductile+EPDM
24 Kara 304 Bakin Karfe, Alloy Karfe 1Cr17Ni2 ko Cr13

 

British Stardard Rising Stem Soft Seling Gate Valve
Ƙayyadaddun bayanai Matsi Girma (mm)
DN inci PN φD Ƙaddamar da K 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
               

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