Dabarun zaɓi na Valve! Tari! Nau'in Valve da nau'in tuƙi na zaɓin zaɓi

Dabarun zaɓi na Valve! Tari! Nau'in Valve da nau'in tuƙi na zaɓin zaɓi

A cikin tsarin bututun ruwa, bawuloli abubuwa ne masu sarrafawa waɗanda babban aikinsu shine ware kayan aiki da tsarin bututun ruwa, daidaita kwararar ruwa, hana koma baya, daidaitawa da fitarwa. Ana iya amfani da shi don sarrafa kwararar iska, ruwa, tururi, kowane nau'in watsa labarai masu lalata, laka, mai, ƙarfe na ruwa da kafofin watsa labarai na rediyo. Saboda tsarin bututu don zaɓar bawul ɗin da ya fi dacewa yana da matukar mahimmanci, don haka, don fahimtar halaye na bawul da zaɓin matakan bawul da tushe kuma sun zama mahimmanci.
A cikin tsarin bututun ruwa, bawuloli abubuwa ne masu sarrafawa waɗanda babban aikinsu shine ware kayan aiki da tsarin bututun ruwa, daidaita kwararar ruwa, hana koma baya, daidaitawa da fitarwa. Ana iya amfani da shi don sarrafa kwararar iska, ruwa, tururi, kowane nau'in watsa labarai masu lalata, laka, mai, ƙarfe na ruwa da kafofin watsa labarai na rediyo. Saboda tsarin bututu don zaɓar bawul ɗin da ya fi dacewa yana da matukar mahimmanci, don haka, don fahimtar halaye na bawul da zaɓin matakan bawul da tushe kuma sun zama mahimmanci.
Rarrababawuloli
Na farko, bawul za a iya raba kashi biyu:
Class atomatik bawul: ya dogara da matsakaici (ruwa, gas) nasa ikon sarrafa bawul.
Kamar bawul ɗin dubawa, bawul ɗin aminci, bawul ɗin daidaitawa, tarko, bawul ɗin rage matsa lamba, da sauransu.
Nau'i na biyu na bawul ɗin tuƙi: tare da taimakon manual, lantarki, hydraulic, pneumatic don sarrafa aikin bawul.
Kamar bawul ɗin ƙofar, bawul ɗin globe, bawul ɗin maƙura, bawul ɗin malam buɗe ido, bawul ɗin ball, bawul ɗin toshe da sauransu.
Biyu, bisa ga halaye na tsari, bisa ga jagorancin ɓangaren rufewa dangane da motsi wurin zama na bawul za a iya raba:
1. Tsaya siffar ƙofar: ɓangaren rufewa yana motsawa tare da tsakiyar wurin zama;
2. Siffar Ƙofar: gunkin rufewa yana motsawa tare da tsakiyar tsakiyar wurin zama;
3. Zakara da ball: guntun rufewa shine plunger ko ball, yana jujjuya layin tsakiyarsa;
4. Siffar lilo: ɓangaren rufewa yana juyawa a kusa da shaft a waje da wurin zama;
5. Disc: diski na ɓangaren rufewa yana juyawa a kusa da shinge a cikin wurin zama;
6. Slide bawul siffar: guntun rufewa nunin faifai a cikin shugabanci perpendicular zuwa tashar.
Uku, bisa ga amfani, bisa ga daban-daban amfani da bawul za a iya raba:
1. Breaking: ana amfani dashi don haɗawa ko yanke kafofin watsa labarai na bututu, kamar globe valve, bawul ɗin ƙofar, bawul ɗin ball, bawul ɗin malam buɗe ido, da sauransu.
2. Duba: ana amfani da shi don hana dawowar kafofin watsa labarai, kamar duba bawul.
3 daidaitawa tare da: amfani da shi don daidaita matsa lamba da gudana na matsakaici, kamar daidaitawa bawul, matsa lamba rage bawul.
4. Rarraba: ana amfani dashi don canza madaidaicin madaidaicin matsakaici, matsakaicin rarraba, irin su zakara guda uku, bawul ɗin rarrabawa, bawul ɗin slide, da dai sauransu.
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6. Sauran amfani na musamman: irin su tarko, bawul na iska, magudanar ruwa, da dai sauransu.
Hudu, bisa ga yanayin tuƙi, bisa ga yanayin tuƙi daban-daban za a iya raba:
1. Manual: tare da taimakon dabaran hannu, rike, lever ko sprocket, akwai motar mutum, karfin watsawa yana sanye da kayan tsutsa, kayan aiki da sauran na'urorin ragewa.
2. Wutar Lantarki: Motoci ko wasu na'urorin lantarki ke motsa su.
3. Na'ura mai aiki da karfin ruwa: kore ta (ruwa, mai).
4. Pneumatic: iskar da aka matsa.
Biyar, bisa ga matsa lamba, bisa ga matsa lamba na bawul za a iya raba:
1. Vacuum bawul: *** matsa lamba 0.1Mpa, wato 760mm mercury high bawul, yawanci tare da mm mercury ko mm ruwa shafi wakiltar matsa lamba.
2. Low matsa lamba bawul: maras muhimmanci matsa lamba PN≤1.6Mpa bawul (ciki har da PN≤1.6MPa karfe bawul)
3. Matsakaicin matsa lamba: matsa lamba PN2.5-6.4mpa bawul.
4 babban matsa lamba: matsa lamba PN10.0-80.0MPa bawul.
5. Ultra high matsa lamba bawul: maras muhimmanci matsa lamba PN≥100.0MPa bawul.
Shida, bisa ga zazzabi na matsakaici, bisa ga bawul aiki matsakaici zafin jiki za a iya raba:
1. Common bawul: dace da matsakaici zazzabi -40 ℃ ~ 425 ℃ bawul.
2. High zafin jiki bawul: dace da matsakaici zafin jiki na 425 ℃ ~ 600 ℃ bawul.
3. Heat resistant bawul: dace da matsakaicin zafin jiki na 600 ℃ ko sama da bawul.
4. Low zafin jiki bawul: dace da matsakaici zazzabi -150 ℃ ~ -40 ℃ bawul.
5. ** zazzabi bawul: dace da matsakaicin zafin jiki a kasa -150 ℃ bawul.
Bakwai, bisa ga diamita mara kyau, bisa ga diamita na bawul ɗin za a iya raba:
1. Ƙananan diamita bawul: ƙananan diamita DN40mm bawul.
2. Bawul diamita na matsakaici: diamita mara kyau DN50 ~ 300mm bawul.
3. Babban diamita bawul: ƙananan diamita DN350 ~ 1200mm bawul.
4. Bawul mai girma mai girma: ƙananan diamita DN≥1400mm bawul.
Takwas, bisa ga yanayin haɗin gwiwa da bututun mai, bisa ga bawul da yanayin haɗin bututun za a iya raba:
1. Flanged bawul: jikin bawul yana sanye da flange, kuma an haɗa bututu tare da bawul ɗin flange.
2. Bawul mai zare: jikin bawul tare da zaren ciki ko na waje, da bututu tare da bawul ɗin haɗin zaren.
3. Weld bawul: jikin bawul yana sanye da bakin walda, kuma bawul ɗin yana waldawa zuwa bututu.
4 clamp bawul dangane: jikin bawul tare da matsi, kuma an haɗa bututu tare da bawul ɗin ɗaki.
5. Bawul ɗin haɗin hannu: an haɗa bawul ɗin tare da bututu ta hannun hannu.
Halayen bawuloli
Halayen Valve gabaɗaya iri biyu ne, halayen sabis da halayen tsari.
Amfani da halaye: yana ƙayyade babban amfani da aikin bawul da kewayon amfani, na cikin halayen amfani da bawul sune: nau'in bawul (rufe bawul, bawul mai daidaitawa, bawul ɗin aminci, da sauransu); Nau'in samfur (bawul ɗin ƙofar, bawul ɗin duniya, bawul ɗin malam buɗe ido, bawul ɗin ƙwallon ƙafa, da sauransu); Babban sassa na bawul (bawul jiki, murfin, kara, diski, sealing surface) abu; Yanayin watsa bawul, da sauransu.
Halayen tsarin: yana ƙayyade shigar da bawul, gyare-gyare, kiyayewa da sauran hanyoyin wasu halaye na tsarin, wanda ke cikin halayen tsarin shine: tsawon tsarin bawul da tsayin daka, da siffar haɗin bututu (haɗin flange, zaren zaren). haɗi, haɗin hoop, haɗin zaren waje, haɗin ƙarshen walda, da sauransu); Siffar farfajiyar rufewa (saka zobe, zoben zaren, surfacing, walda feshi, jikin jiki); Siffar tsari mai tushe na Valve (sanda mai juyawa, sandar ɗagawa), da sauransu.
Hanyoyin zaɓin Valve da tushe
Matakan zaɓi:
1, bawul mai tsabta a cikin kayan aiki ko amfani da na'ura, ƙayyade yanayin aiki na bawul: matsakaici mai dacewa, matsa lamba na aiki, zafin aiki da sauransu.
2, ƙayyade diamita maras muhimmanci da hanyar haɗin bututu mai haɗawa tare da bawul: flange, thread, waldi, da dai sauransu.
3, ƙayyade hanyar da za a yi amfani da bawul: manual, lantarki, electromagnetic, pneumatic ko na'ura mai aiki da karfin ruwa, lantarki mahada ko electro-hydraulic mahada.
4, bisa ga bututu watsa matsakaici, aiki matsa lamba, aiki zafin jiki domin sanin zaɓaɓɓen bawul harsashi da kuma ciki sassa na kayan: launin toka simintin gyare-gyare, malleable Cast baƙin ƙarfe, ductile baƙin ƙarfe, carbon karfe, gami karfe, bakin acid-resistant karfe, gami da jan karfe, da sauransu.
5, zaɓi nau'in bawul: rufaffiyar bawul ɗin kewayawa, bawul mai daidaitawa, bawul ɗin aminci, da sauransu.
6, ƙayyade nau'in bawul: bawul ɗin ƙofar, bawul ɗin duniya, bawul ɗin ball, bawul ɗin malam buɗe ido, bawul ɗin maƙura, bawul ɗin aminci, matsa lamba rage bawul, tarkon tururi, da sauransu.
7, ƙayyade ma'auni na bawul: don bawuloli na atomatik, bisa ga buƙatun daban-daban don ƙayyade juriya da aka yarda da su, ƙarfin fitarwa, matsa lamba na baya, da dai sauransu, sa'an nan kuma ƙayyade ƙananan diamita na bututun da diamita na rami na kujera .
8, ƙayyade sigogi na geometric da aka zaɓa na bawul: tsayin tsari, siffar haɗin flange da girman, buɗewa da rufe madaidaicin tsayin bawul na girman girman, haɗin girman rami da lamba, girman girman duka siffar bawul.
9, da amfani da data kasance bayanai: bawul samfurin catalog, bawul samfurin samfurori da sauran dace bawul kayayyakin.
Zaɓin tushen bawul:
A cikin fahimtar zaɓin matakai na bawul, amma kuma ya kamata ya kara fahimtar tushen zaɓi na bawuloli.
1, amfani da bawul ɗin da aka zaɓa, yanayin aiki da yanayin sarrafawa.
2, yanayin matsakaicin aiki: matsa lamba mai aiki, zafin aiki, aikin lalata, ko yana ƙunshe da tsayayyen barbashi, ko matsakaicin mai guba ne, ko yana ƙonewa, matsakaici mai fashewa, matsakaicin danko da sauransu.
3, da bawul ruwa halaye na bukatun: kwarara juriya, fitarwa iya aiki, kwarara halaye, sealing sa da sauransu.
4, girman shigarwa da buƙatun girman waje: diamita mara kyau, haɗi tare da bututu da girman haɗin kai, girman waje ko iyakacin nauyi.
5. Ƙarin buƙatun akan aminci, rayuwar sabis da fashewar fashewar samfuran bawul.
Lokacin zabar sigogi, lura cewa:
Idan VALVE ZA A YI AMFANI DA DALILI NA sarrafawa, Dole ne a Ƙaddamar da ƙarin ƙarin sigogi masu zuwa: hanyar aiki, matsakaicin da mafi ƙarancin buƙatun kwarara, raguwar matsa lamba don kwararar al'ada, raguwar matsa lamba a rufewa, matsakaicin DA mafi ƙarancin matsa lamba don bawul.
Dangane da zaɓin da ke sama na tushen bawul da matakai, zaɓi mai ma'ana da daidai na bawul ɗin dole ne kuma ya zama cikakken fahimtar tsarin ciki na nau'ikan bawuloli daban-daban, don samun damar zaɓin bawul ɗin don yin zaɓi daidai.
Babban iko na bututun bututun shine bawul. Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙwararren Ƙaƙa na Ƙadda ) na Ƙarfafawa ne na Ƙadda ) na Ƙaddamar ne ya yi, ya kamata a yi la'akari da shi lokacin zabar bawul ɗin da ya dace da shigarwa a cikin tsarin bututun.
Zaɓi bawul ɗin ya kamata ya bi ka'ida
1, yanke-kashe da bude matsakaici tare da bawul
Tashar tashar jiragen ruwa ita ce madaidaiciya ta hanyar bawul, ƙarfin juriya yana da ƙananan, yawanci ana zaɓa a matsayin yanke-kashe da bude matsakaici tare da bawul. Rufaffen bawul na ƙasa (bawul ɗin duniya, bawul ɗin plunger) saboda hanyar kwarararsa mai ƙarfi, juriya mai gudana ya fi sauran bawuloli, don haka ƙasa da zaɓi. Ana iya amfani da bawuloli masu rufewa inda aka ba da izinin juriya mai girma.
2, sarrafa magudanar ruwa
Bawul ɗin da ke da sauƙin daidaitawa yawanci ana zaɓa don sarrafa kwarara. KASASHEN RUFE (irin su GLOBE valves) SUNA DACEWA DON WANNAN MANUFAR SABODA GIRMAN KUJERAR YANAYI DA BUSAN SHATOFF. Rotary VALVES (PLUG, malam buɗe ido, BALL valves) da FLEXURE BODY VALVES (PINCH, DIAPHRAGM) SUMA ANA SAMUN DOMIN GUDANAR DA TSORO, amma yawanci A cikin iyakataccen kewayon DIAMETERS. Ƙofar VALVE NE Ƙofa mai siffar diski zuwa tashar tashar wurin zama mai madauwari don yin motsi mai juyawa, kawai kusa da wurin da aka rufe, zai iya sarrafa magudanar ruwa, don haka yawanci ba a amfani da shi don sarrafa kwararar ruwa.
3. Valve don juyawa da juyawa
Bawul ɗin yana iya samun tashoshi uku ko fiye, dangane da buƙatar juyawa da juyawa. Filogi da bawul ɗin ball sun fi dacewa da wannan dalili, sabili da haka, yawancin bawul ɗin da ake amfani da su don juyawa da juyawa ana zaɓar ɗaya daga cikin waɗannan bawuloli. Koyaya, A WASU LOKACI, ANA IYA AMFANI DA SAURAN RUWAN KWALLIYA A MATSAYIN YANZU-YANZU, SOSAI DA WUTA GUDA BIYU ko FIYE DA JUNANSU.
4. Valves don matsakaici tare da barbashi da aka dakatar
Lokacin da matsakaici tare da dakatarwar barbashi, ** dace da amfani da sassan rufewa tare da saman rufewa na bawul ɗin zamiya tare da aikin gogewa. Idan SHATOFF TA TSAYE ZUWA BAYA DA MATSAYI NA KUJERI, ANA YIWU YAN KWALLIYA SU RUFE KARKO, DON HAKA WANNAN KWALLIYA TA DACE GA TSAFTA KAWAI GA YANAYIN YANAYIN SAI SAI DAI ABINDA KE RUFE YA BAYAR DA BANGASKIYA. Bawul ɗin ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallon ƙwallonrtụ suna gogewa yayin buɗewa da rufewa, don haka sun dace da amfani da su a cikin kafofin watsa labarai tare da ɓangarorin da aka dakatar.