A stopcocksay balbula et [1] sakey a diretso ya balbula ya maples ya onlukas tan mansara, tan kaslakan met ya uusaren parad media ya walay akabitin iran partikulo lapud say epekto na panagpunas na galaw ed baetan na saray tapew na screw seal tan say kompleton proteksion sumpad pakapitongtong ed onaagus a medium no sigpot lan nalukasan. Say sananey nin importantin kabiangan et mainomay ya iyapasakey ed multi-channel ya konstruksion, kanian say sakey a balbula et makagamor na duara, talora, odino apatiran nanduruman flow channel. Saya so mamapasimpli ed desinyo na sistema na tubo, mamapaabeba ed karakel na balbula ya uusaren, tan mamapaabeba ed pigaran koneksion ya nakaukolan ed kagawaan.
Panon itan ya onkikiwas Saray balbula edstopcocksaray laman ya walay abot to bilang panlukas tan pansara na parte. Say laman na plug et onliliber ed [2] stem pian nagawaan so panlukas tan pansara. Say melag, ag-aka-impake, plug valve et tatawagen met ya "cocker". Say plug body na plug valve et maslak ya cone (wala met so cylindrical body), ya mipara ed conical orifice surface na valve body pian magmaliw ya sealing pair. Say plug valve so sankaunaan ya klase na balbula ya inusar, ya simpli so istruktura to, maples so panlukas tan pansara to, tan abeba so resistensya na pluido. Saray ordinaryon plug valve et mandedependi ed direktan pankontak na asumpal lan metal ya plug body tan say valve body pian naseal, kanian makapuy so seal, say puersa na panlukas tan pansara et baleg, mainomay ya isulong, tan kaslakan et nayarin usaren labat ed abeban presyon (ag onlampas ed 1 megapascal) tan melag so diametro (kulang ed 100 mm) no maminsan.
Cmanpalaknab
Unong ed itsura to, nayarin naapag ed apatiran klase: masimpit ya balbula, self-sealing plug valve, plug valve tan oil-injected plug valve. Unong ed porma na kanal, nayarin naapag itan ed taloran klase: diretso-dalan a plug valve, three-way stopcock valve tan four-way plug valve. Wala met iray balbula ya tubo.
Saray plug valve et naklasipika unong ed usar da kaiba lay: soft seal plug valves, oil-lubricated hard seal plug valves, poppet plug valves, three-way tan four-way plug valves.
Bentaha
1. Say plug valve et uusaren parad mabetbet ya operasyon, tan say panlukas tan pansara to et maples tan anlemew.
2. Say resistensya na pluido na plug valve et melag.
3. Say plug valve et simpli so istruktura to, medyo melag so sukat to, anlemew tan mainomay ya manmintina.
4. Maong so panag-seal.
5. Ag-itan limitado ed direksion na pangipaalagey, tan say direksion na iyaagus na medium et nayarin ag-inkahustisya.
6. Anggapoy yegyeg, abeba so ungol.
Saray soft-seal gate valves
Say soft seal gate valve, industrial valve, soft seal gate valve opening tan closing parts et rams, say direksion na galaw na ram et perpendicular ed direksion na pluido, say gate valve et nayarin sigpot ya lukas tan saraan, ag nayarin i-adjust tan i-throttle. Say ram et walaan na duaran sealing surfaces, say sankabaloan ya uusaren ya mode gate valve duaran sealing surfaces so manporma na wedge, say wedge angle et manduruma unong ed saray parametro na valve, say nominal diameter et DN50~DN1200, say operating temperature: ≤200°C.
Prinsipyo na produkto
Say gate plate na wedgegate valvet nayarin gawaen ya interon, ya tatawagen ya rigid gate; Nayarin gawaen met itan ya ram ya makapawala na daiset ya deformation pian napaaligwas so inkagawa to tan nasumpal so deviation na sealing surface angle diad proseso na panagproseso, ya tatawagen ya elastic ram.
Malambot ya selyosaray balbula na gatenaapag ed duaran klase: lukas a barasanlemew ya seal gate valvetan maimpis a baras so malambot a selyogate valve. Kaslakan et walay trapezoidal ya sinulid ed lifting rod, ya manguuman ed rotary motion ya magmaliw ya linear motion panamegley na nut ed pegley na ram tan say guide groove ed valve body, salanti, say operating torque ed operating thrust. No nalukasan so balbula, no say kaatagey na ram lift et mipara ed 1:1 a danay na diametro na balbula, say iyaagus na pluido et sigpot ya anggapoy makaamper, balet sayan posisyon et ag nayarin bantayan legan na operasyon. Diad aktual ya pangusar, saya so markaan na vertex na stem, salanti, say posisyon ya ag nayarin lukasan, bilang sigpot ya lukas a posisyon to. Pian naimano so lock-up lapud panguuman na temperatura, kaslakan ya lukasan itan ed apex position insan ipawil na 1/2-1 turn bilang posisyon na fully open valve. Kanian, say sigpot ya lukas a posisyon na balbula et nadetermina ed posisyon na ram (salanti, say stroke). Sayan klase na balbula et nepeg ya iiyan ya pabitay ed tubo.
Saray Kaslakan a Kakaukolanen
1. Saray detalye tan kategorya nasaray balbula na gate ya anlemek ya sealnepeg ya makasumpal ed saray kakaukolanen na saray dokumento ed desinyo na tubo.
2. Say modelo na soft seal gate valve et nepeg ya mangipatnag na national standard number ya kakaukolanen unong ed satan. No sakey itan ya estandarte na negosyo, nepeg ya ipanengneng so matukoy a deskripsion na modelo.
3. Say presyon na trabaho naanlemew ya seal gate valvekaukolan so working pressure na ≥ pipeline, ya ag naapektoan so presyo, say working pressure ya sarag na balbula et nepeg ya mas baleg nen say aktual ya working pressure na pipeline, tan anggan dinan a dapag na soft seal gate valve et nepeg ya makasungdo na 1.1 beses ya pressure na valve ya anggapoy leakage;
4. Say estandarte na panaggawa naanlemew ya seal gate valvenepeg ya ipanengneng so national standard number base ed satan, tan no sakey itan ya estandarte na negosyo, say dokumento na negosyo et nepeg ya ilaktip ed kontrata na panagsaliw.
Kumadwa, say anlemew a materyales na balbula na seal gate
1. Say materyales na laman na balbula et nepeg ya cast iron, cast steel, stainless steel, 316L, tan say grado tan say aktual ya datos na pisikal tan kemikal ya test na cast iron et nepeg ya ipanengneng.
2. Say materyales na stem et nepeg ya stainless steel stem (2CR13), tan say balbula ya baleg so diametro to et nepeg met ya stainless steel ya inlaid stem.
3. Say nut et gawad cast aluminum brass odino cast aluminum bronze, tan say inka-malet tan biskeg to et mas baleg nen say valve stem.
4. Say inka-malet tan biskeg na stem bushing material et ag nepeg ya mas baleg nen say valve stem, tan nepeg ya anggapoy electrochemical corrosion ed valve stem tan valve body diad kondisyon na danum.
5. Say materyales na tapew na panagselyado
(1) Saray klase na anlemew a selyogate valves et nanduruma, tan saray paraan na panagselyado tan saray kakaukolanen a materyales et nanduruma;
(2) Parad saray ordinaryon wedge gate valve, nepeg ya ipaliwawa so materyal, paraan na pangapiger tan paraan na panaggiling na copper ring;
(3) Physicochemical tan hygienic testing data na soft seal gate valve tan valve plate lining material;
6. Say panag-impake na baras na balbula
(1) Lapud say anlemek a selyogate valvediad pipe network et kaslakan ya matalag so panlukas tan pansara, say packing et kaukolan ya ag-onkikiwas ed loob na pigaran taon, tan say packing et ag-ontatakken, tan say sealing effect et mansiansia ed andukey a panaon;
(2) Say valve packing et nepeg met ya permanente no mabetbet ya lukasan tan isasara;
(3) Lapud saray kakaukolanen ed tagey, say panag-impake na balbula et mansasagpot ya ag nasalatan ed loob na bilay odino masulok a samploran taon;
(4) No kaukolan ya salatan so packing, say desinyo na pneumatic valve et nepeg ya ikonsidera iray paraan ya nayarin salatan no walay presyon na danum.
Komatlo, say mekanismo na panagkimey na anlemew a selyogate valve
3.1 Say direksion na panlukas tan pansara na soft seal gate valve legan na operasyon et nepeg ya isara ya aka-clockwise.
3.2 Lapud say pneumatic valve ed pipe network et mabetbet ya mano-mano ya lukasan tan isara, say bilang na panlukas tan pansara na rebolusyon et nepeg ya ag-onkulang, salanti, say balbula ya baleg so diametro to et nepeg met ya walad loob na 200-600 ya rebolusyon.
3.3 Pian napagaan so panlukas tan pansara na sakey a too, say sankatageyan ya torque na panlukas tan pansara et nepeg ya 240N-m diad kondisyon na presyon na tubo.
3.4 Say panlukas tan pansara na soft seal gate valve et nepeg ya kuadradon tenon, tan say kabaleg to et nepeg ya standardized, tan akaarap ed dalin, pian saray totoo et makapan-operate ya direkta manlapud dalin. Saray balbula ya walay disc disc da et aliwan matukoy ya usaren ed saray underground network.
3.5 display panel na panlukas tan pansara na soft sealgate valve
(1) Say scale mark na opening tan closing degree na soft seal gate valve et nepeg ya ipelag ed gearbox cover odino diad shell na display disc kayari na panguman na direksion, amin et akaarap ed dalin, tan say scale mark et nepeg ya i-brush na phosphors pian nanengneng ya makapasagyat;
(2) Say materyal na indicator disc needle et nayarin gawad stainless steel plate diad kondisyon na maong ya panangasikaso, ta no andi et pininturaan itan ya steel plate, tan ag nepeg ya gawad aluminum skin;
(3) Say indicator disc needle et makapasagyat, akapeket a malet, no duga lay panangilukas tan pangisara, nepeg ya i-lock itan na saray rivet.
3.6 No say soft seal gate valve et akaamot ed aralem, tan say distansya na operating mechanism tan say display panel tan say dalin et ≥1.5m, nepeg ya walay extension rod facility to, tan nepeg ya malet ya akapeket pian nanengneng tan makapan-operate iray totoo manlapud dalin. Labay ton ibaga, say pangilukas tan pangisara na balbula ed pipe network et aliwan matukoy parad operasyon ed silong na dalin.
Komapat, say performance test na soft sealgate valve
4.1 No say balbula et ginawa ed saray batch na sakey a detalye, nepeg ya imatalek so sakey ya organisasyon ya walay autoridad to pian nasubok so onggendan ya performance:
(1) Say panlukas tan pansara na torque na balbula diad kondisyon na mankikimey a presyon;
(2) Diad kondisyon na presyon na trabaho, naseguro to so tuloytuloy ya panlukas tan pansara nabalbulamansara na malet;
(3) Say pakaamta ed flow resistance coefficient na balbula diad kondisyon na panagbiahe na danum ed tubo.
4.2 Saybalbulanepeg ya suboken unong ed onggendan antis ya ontaynan ed pabrika:
(1) No nalukasan so balbula, say laman na balbula et nepeg ya makasungdo ed internal pressure test ya mamidua nen say working pressure value na balbula;
(2) No sarado so balbula, say duaran dapag et walaan na 1.1 beses ya presyon na balbula, tan anggapoy onlelereg, balet say onlelereg ya metal-sealed butterfly valve et ag onlampas ed saray kakaukolanen.
Komalima, say loob tan paway ya anti-corrosion na soft seal gate valve
5.1 Diad loob tan paway na laman na balbula (kaiba lay variable speed transmission box), unona ed amin, nepeg ya gawaen so shot blasting, pangekal na buer tan pangekal na kalawang, tan say pulbos ya aliwan makasamal ya epoxy resin et nepeg ya i-spray ed electrostatically, ya say kapal to et masulok ya 0.3mm. No mairap ya i-spray so aliwan makasamal ya epoxy resin ed angkakabaleg iran balbula, nepeg met ya i-brush tan i-spray so mipadparan aliwan makasamal ya epoxy paint.
5.2 Say loob na laman na balbula tan amin a parte na plato na balbula et kaukolan ya sigpot ya anti-corrosion, diad sakey a dapag, ag-itan onkalat no ibasa ed danum, tan anggapoy electrochemical corrosion ed baetan na duaran metal; Kumadwa, say tapew to et makinis, kanian nabawasan so resistensya na danum.
5.3 Saray kakaukolanen ed kalinisan na epoxy resin odino pintura parad anti-corrosion ed laman na balbula et nepeg ya walay report na test manlapud mipetekan ya autoridad. Say kemikal tan pisikal iran kablian to et nepeg met ya makatunongan ed saray kakaukolanen.
Oras na pangi-post: Nobyembre-09-2024
