"Pneumatic" zvinoreva nzira yekufambisa, iyo inoshandisa mweya wakamanikidzwa kushanda nevharuvhu, zvichiita kuti ikwanise kudzora iri kure kana kuti otomatiki.
Vharuvhu yeshavishavi ine flange ndeimwe yemhando dzekubatanidza, ine maflange akabatana kumativi ese emuviri wevharuvhu, zvichibvumira kubatana kwakasimba nemabhaudhi kune maflange emapaipi.
Mavharuvhu esimbi yakakandwa nesimbi yakapfava anoshandiswa zvakanyanya kudzora kuyerera kwemvura mumaindasitiri akasiyana-siyana, asi akasiyana muhunhu hwezvinhu, mashandiro, mutengo uye mashandisirwo.
Ndeupi musiyano uripo pakati pevharuvhu remapuruguru nevharuvhu rekuongorora mapuruguru? Kunyange zvazvo vaine mazita akafanana uye vese vachishandisa dhizaini yedhisiki, mabasa avo, mashandiro avo, uye mashandisirwo avo akasiyana zvikuru.
Mavharuvhu eshavishavi epneumatic, ane dhizaini yawo iri nyore, mashandiro anokurumidza, uye mashandiro emari, ave chinhu chakakosha muhurongwa hwemazuva ano hwemapombi.
Mutemo uyu unoburitswa neBSI uye unoenderana neEuropean Standards (EN), uchipa hurongwa hwakazara hwekugadzira, zvinhu, saizi, kuyedzwa, uye mashandiro emavharuvhu emabhururu.
- DN150: Dhayamita yepakati 150mm (yakaenzana nemasendimita matanhatu muNPS).
- 150lb / 150 / Kirasi 150: Kuyera kumanikidzwa kwe ANSI/ASME Kirasi 150 (inenge 150 psi, yakaenzana nePN20 muChina/Germany).
Chinyorwa chino chinoongorora misiyano mikuru, zvakanakira, zvazvakaipira, uye mashandisirwo emavharuvhu emabhatani emhando ye "lug" ne "double flange" kuti akutungamirire pakusarudza kwako.
- Kuratidzwa: Kuratidzwa kweVharuvhu yeMaindasitiri
- Nzvimbo: Centro Citibanamex
- Nhamba Yekumira: A231
- Zuva: 2-4, Gunyana
• Chiitiko: ECWATECH 2025
• Mazuva: Gunyana 9–11, 2025
• Chivako: 8C8.6
• Nzvimbo: Crocus Expo International Exhibition Centre, Moscow, Russia
Pfupiso yehuwandu hwedhayamita yemavharuvhu ane nzira dzakasiyana dzekubatanidza uye mhando dzemaumbirwo, zvichibva pamitemo yeindasitiri yakajairika uye maitiro ekushandisa. Sezvo huwandu hwedhayamita chaiyo hunogona kusiyana zvichienderana nemugadziri uye mamiriro ekushandisa (senge huwandu hwekumanikidza, mhando yepakati, nezvimwewo), chinyorwa chino chinopa data remavharuvhu ezfa.
Vharuvhu yemashavishavi ivharuvhu inotenderera nekota. Inoshandiswa kudzora kana kuparadzanisa kufamba kwemvura mumapaipi. Vharuvhu yemashavishavi uye nekuda kwekugadzirwa kwayo kuri nyore uye kushanda kwayo nemazvo uye nemarudzi ese ehupenyu.
Kwakatangira zita revharuvhu remashavishavi: chivharo chevharuvhu chakaita seshavishavi uye chakapihwa zita iroro.
Pakati pemhando dzakasiyana dzemavharuvhu emashavi, mavharuvhu emashavi emhando yepamusoro (HPBV) nemavharuvhu emashavi emhando yepamusoro ndiwo magadzirirwo maviri akajairika. Kuenzanisa uku kuchaparadzanisa musiyano uripo pakati pezviviri izvi kubva pazvikamu zvakasiyana-siyana kuti kujekese mabasa azvo mumaindasitiri nemakanzuru.
Kubuda kwevharuvhu yemashavishavi, kugadzirisa matambudziko aya kunoda musanganiswa wekusarudza vharuvhu yakakodzera, kuisa nokungwarira, kugadzirisa nguva dzose, uye kugadzirisa sisitimu. Nekusarudza zvinhu zvakakodzera kushandiswa, kutevedzera nhungamiro dzekuisa uye kutarisa mamiriro ekushanda, vashandisi vanogona kuderedza zvakanyanya njodzi yekubuda kwemvura.
Mhando dzakasiyana dzezvigaro zvevharuvhu dzine hunhu hwakasiyana hwemuviri nehwemakemikari uye dzakakodzera mamiriro akasiyana ekushanda. Muchinyorwa chino, tinonyanya kudzidza nekuenzanisa mhando huru, mashandiro uye mashandisirwo ezvigaro zvevharuvhu zvinopfava.
Muchinyorwa chino, tichaongorora vagadziri vemavharuvhu manomwe emhando yepamusoro muChina uye toita ongororo yakadzama kubva pazvinhu zvechitupa nehunyanzvi, mhando yechigadzirwa, kugona kwekugadzira uye kutumirwa, kukwikwidzana kwemitengo, kugona kwehunyanzvi, sevhisi mushure mekutengesa, uye mukurumbira wemusika.
Kuongorora kwakadzama kwemusiyano uripo pakati pemitemo yeAPI 607 neAPI 608, kuziva mapoinzi makuru ehunyanzvi ekusarudza mavharuvhu emaindasitiri, kusanganisira zvinodiwa zvekuedza zvitsva uye nhungamiro dzekutevedzera mitemo.
Vharuvhu yemapuruguru mudziyo unodzora kufamba kwemvura mupombi. Unodzorwa nekutenderedza dhisiki kota yekutenderera. Anowanzo shandiswa mukushandiswa kwaanoita apo anovhara nekukurumidza.
Zvinozivikanwa kuti mavharuvhu eshavishavi anoshanda zvakanyanya, magadzirirwo awo madiki uye anodhura zvishoma, saka anoshandiswa zvakanyanya mumaindasitiri akasiyana-siyana. Zvisinei, sechero chikamu chemuchina, mavharuvhu eshavishavi anogonawo kutadza kushanda. Kukundikana kunokamurwa kuva kuberekwa nekuwana.
Pane musiyano uri pachena pakati pevharuvhu remashavishavi rechikamu A nevharuvhu remashavishavi rechikamu B. Mavharuvhu emhando A ane mhando "yakadzika", mavharuvhu emhando B ane mhando "yekudzika".
Kutsiva zvisimbiso zverabha pamavharuvhu eshavishavi inzira yakaoma inoda ruzivo rwehunyanzvi, kunyatsorongeka, uye zvishandiso zvakakodzera kuti ive nechokwadi chekuti vharuvhu inoshanda uye kuti kuvimbika kwechisimbiso chacho kunoramba kwakasimba. Gwaro iri rakadzama revashandi vekuchengetedza mavharuvhu nematekiniki rinopa mirairo yakadzama, maitiro akanakisa, uye mazano ekugadzirisa matambudziko.
Tinofara kuzivisa kuti kambani yedu icharatidza zvigadzirwa zvedu zvitsva uye zvinhu zvitsva pakuratidzira kweR22, FENASAN, kuchaitwa kubva Gumiguru 22 kusvika Gumiguru 24, 2024.
Huremu hwevharuvhu remapuruguru hwakakosha pakugadzirwa kwehurongwa hwese. Hunokanganisa kuiswa, kugadziriswa, uye kushanda zvakanaka kwehurongwa hwese. Hunozivikanwa nekugadzirwa kwahwo kudiki uye kudzora kuyerera kwemvura zvakanaka.
Mavharuvhu eshavishavi anoshanda zvakanaka anowedzera basa rinokosha rinoitwa nemavharuvhu eshavishavi mumaindasitiri. Mavharuvhu aya anogona kudzora kufamba kwemvura zvinobudirira.
Tinokukokai nemwoyo wese kuti mupinde kuratidzwa kweWASTETECH/ECWATECH kuri kuuya, mu8E8.2 IEC Crocus Expo, Moscowpa10-12 Gunyana, 2024.
Nzwisisa kuti mavharuvhu eshavishavi anodzora sei kufamba kwemvura nedhisiki rinotenderera. Ongorora mhinduro dzeZFA dzisingadhuri uye dzisingagadzirisike zvakanyanya dzemasisitimu makuru emvura.
Basa guru revharuvhu remapuruguru nderekubatanidza kana kudzima kutenderera kwenzvimbo yemupombi, kushandura nzira yekuyerera kwenzvimbo, kugadzirisa kumanikidzwa nekuyerera kwenzvimbo, uye kuisa mavharuvhu akasiyana-siyana, makuru nemadiki, muhurongwa. Kuziva kuyera saizi yevharuvhu remapuruguru kunogona kudzivirira kusashanda zvakanaka uye zvikanganiso zvinodhura.
Kuisa vharuvhu remapuruguru kunosanganisira matanho akakosha akati wandei. Kuchenesa usati waisa, kurongeka zvakanaka, kugadzirisa uye kuongorora kwekupedzisira kunoita kuti pave nekushanda kwakanaka.
Kuisa vharuvhu remapuruguru kunosanganisira matanho akakosha akati wandei. Kuchenesa usati waisa, kurongeka zvakanaka, kugadzirisa uye kuongorora kwekupedzisira kunoita kuti pave nekushanda kwakanaka.
Makambani aya ari kumaodzanyemba anowanikwa munzvimbo dzeJiangsu, Zhejiang, Shanghai, achinyanya kugadzira mavharuvhu egedhi akavharwa zvakasimba, nepo kuchamhembe kwacho kunowanikwa munzvimbo dzeBeijing, Tianjin, Hebei, zvichinyanya kugadzira mavharuvhu egedhi akavharwa zvinyoro nyoro.
Chinyorwa chino chichatsanangura mhando dzakasiyana dzemacheki valves uye zvaunofanira kufunga nezvazvo pakuisa macheki valves aya zvakadzama.
Mukuenzanisa uku kwakazara, tichaongorora zvakadzama dhizaini, zvakanakira, zvazvakaipira uye mashandisirwo emavharuvhu maviri aya.
Chinyorwa chino chichakurukura musiyano uripo pakati pemavharuvhu eshavishavi nemavharuvhu egedhi zvakadzama kubva pazvinhu zvine chekuita nemutemo, maumbirwo, mutengo, kugara kwenguva refu, mitemo yekuyerera kwemvura, kuiswa uye kugadziriswa kwayo.
kana nzvimbo yepombi iri shoma uye kumanikidzwa kwayo kuri kushoma, DN≤2000, tinokurudzira vharuvhu yemabhurugwa ewafer;Kana pombi yakavharwa zvakakwana uye kumanikidzwa kuri pakati nepakati kana pasi, DN≤3000, vharuvhu yebhatafurayi yeflange inokurudzirwa.
Kana tembiricha yakanyanya kukwira uye pasina zvidimbu zvikuru, unogona kusarudza vharuvhu yeshavishavi yakavharwa nesimbi yese.Kana zvisina kudaro, ndapota sarudza vharuvhu yeshavishavi ine jira rakasiyana-siyana rinodhura zvishoma.
Muchinyorwa chino, tichaongorora pfungwa yehuwandu hwepamusoro hwekumanikidzwa hunogona kutsungirira vharuvhu remapuruguru, uye tichadzidza kukanganiswa kwekumanikidzwa kwakayerwa kubva pazvinhu zvakaita sekugadzirwa kwevharuvhu remapuruguru, zvinhu, kuvhara, nezvimwewo.
Kana tembiricha yakanyanya kukwira uye pasina zvidimbu zvikuru, unogona kusarudza vharuvhu yeshavishavi yakavharwa nesimbi yese.Kana zvisina kudaro, ndapota sarudza vharuvhu yeshavishavi ine jira rakasiyana-siyana rinodhura zvishoma.
Kugadzira vharuvhu remashavishavi inzira iri nyore asi yakaoma. Vharuvhu remashavishavi rinoshanda zvakanaka chete kana danho rega rega raitwa nokungwarira. Inotevera itsananguro pfupi yekushanda kwevharuvhu remashavishavi remashavishavi.
Kugadziriswa kwemavharuvhu eshavishavi kunogona kusiyana zvichienderana nerudzi rwekukuvara kana kutadza kushanda. Kunogona kukamurwa muzvikamu zviviri: kugadzirisa, kugadzirisa kwakajairika uye kugadzirisa kwakanyanya.
Nguva yekuvhurwa nekuvharwa kwevharuvhu yemashavishavi inoenderana nekumhanya kwekushanda kweactuator, kumanikidzwa kwemvura nezvimwe zvinhu.
t=(90/ω)*60,
Vharuvhu yegedhi ivharuvhu inoshandiswa KUVHURURA NEKUDZIMA kuyerera kwemvura iri mupaipi. Inovhura kana kuvhara vharuvhu nekusimudza gedhi kuti ibvumire kana kudzora kuyerera kwemvura. Zvinofanira kusimbiswa kuti vharuvhu yegedhi haigone kushandiswa kudzora kuyerera kwemvura.
Kune mhando dzakawanda dzemadhisiki emavharuvhu ebhuruvhu zvichienderana nekushandiswa kwemavharuvhu ebhuruvhu, saizi dzakajairika dzevharuvhu dzebhuruvhu dzemasheya dzinobva kuDN50-DN600, saka tichaisa madhisiki emavharuvhu zvichienderana nehukuru hunoshandiswa nguva dzose.
Ndezvipi musiyano, zvakanakira uye zvazvakaipira zvevharuvhu remashavishavi nevharuvhu rebhora?Muchinyorwa chino, tinochiongorora kubva muzvikamu zvemaumbirwo, musimboti, mashandisirwo uye chisimbiso.
Indasitiri yemavharuvhu muChina yagara iri imwe yeindasitiri dzinotungamira pasi rose. Mumusika uyu mukuru, ndeapi makambani anoonekwa seakanakisa uye anova gumi epamusoro muindasitiri yemavharuvhu muChina?
Zvinonyanya kuenderana nedanho rekunyararidza. Mavharuvhu ekudzivirira anongobvisa ruzha chete uye anoderedza ruzha. Mavharuvhu ekudzivirira akanyarara anogona kudzivirira nekunyaradza ruzha zvakananga kana ashandiswa.
kumanikidzwa kwekuyedza > kumanikidzwa kwezita > kumanikidzwa kwedhizaini > kumanikidzwa kwekushanda.
Nheyo yekushanda kwevharuvhu remagetsi reshavishavi ndeyekufambisa mudziyo wekutumira nepamota kuti uchitenderedze ndiro yevharuvhu, nokudaro uchichinja nzvimbo yemugero wemvura iri mumuviri wevharuvhu uye kudzora kuyerera kwayo.
Zvichienderana nekuferefeta nekuongorora, ngura ndeimwe yezvinhu zvakakosha zvinokonzera kukuvara kwemavharuvhu emabhatafura.
Saka, kugadzirisa pamusoro pemuviri wevharuvhu neplate yevharuvhu ndiyo nzira yekudzivirira isingadhuri kubva mukuora munzvimbo yekunze.
Zvisimbiso zvakasimba zvinogadzirwa nesimbi, zvakaita semagasket esimbi, mhete dzesimbi, nezvimwewo, uye kuvharwa kunoitika kuburikidza nekukweshana pakati pesimbi. Zvisimbiso zvakapfava zvinogadzirwa nezvinhu zvinonamira, zvakaita serabha, PTFE, nezvimwewo.
Mavharuvhu eChina akawanda ari kutumirwa kunyika dzakasiyana-siyana pasi rose, uye vatengi vazhinji vekune dzimwe nyika havanzwisisi kukosha kwenhamba yemavharuvhu eChina, nhasi tichakutungamirirai pakunzwisisa kwakananga, tariro inogona kubatsira vatengi vedu.
Kusarudza pakati pemhando mbiri idzi dzemavharuvhu eshavishavi kunoenderana nezvinodiwa zvekushandisa, kusanganisira zvipingamupinyi zvenzvimbo, zvinodiwa pakumanikidzwa, kuwanda kwekugadzirisa, uye kufunga nezvebhajeti.
Zvichienderana nechimiro chekubatanidza flange, muviri wevharuvhu yemashavishavi wakakamurwa kuita: wafer mhando A, wafer mhando LT, single flange, double flange, U mhando flange.
Wafer rudzi A inobatanidza maburi asina tambo, LT rudzi 24" pamusoro pehukuru hunowanzo shandisa muviri wevharuvhu yeU-rudzi rwakasimba kuti iite tambo yekubatanidza, mugumo wepaipi unofanirwa kushandisa LT rudzi.
Vharuvhu yebhora yakaita seV ine chiteshi chakaita seV kune rumwe rutivi rwepakati pevharuvhu yehemispherical.
Kuvhurwa kwenzira yekuyerera kwevharuvhu yebhora yakaita seO kwakaita denderedzwa, kuramba kwayo kuyerera kudiki, uye kumhanya kwekuchinja kunokurumidza.
Munyaya yapfuura, takataura nezvemavharuvhu egedhi neglobe, nhasi tava kuenda kumavharuvhu ebhatafurayi nekutarisa mavharuvhu, ayo anoshandiswa zvakanyanya mukuchenesa mvura.
Vharuvhu ndiyo mudziyo wekudzora wepaipi yemvura. Basa rayo guru nderekubatanidza kana kudimbura kutenderera kwepaipi, kushandura divi rekuyerera kwepaipi, kugadzirisa kumanikidzwa nekuyerera kwepaipi, uye kuisa mavharuvhu akasiyana-siyana, makuru nemadiki, musystem. Vimbiso yakakosha yekushanda kwakajairika kwepaipi nemidziyo.
Mavharuvhu ekudzora kuyerera kwemavharuvhu (Cv, Kv naC) emayuniti akasiyana masisitimu mavharuvhu ekudzora ari pasi pekumanikidzwa kwakasiyana-siyana, huwandu hwemvura inotenderera muyuniti yenguva kana vharuvhu yekudzora yakavhurika zvizere, Cv, Kv naC pane hukama pakati peCv = 1.156Kv, Cv = 1.167C. Chinyorwa chino chinogovera tsananguro, yuniti, shanduko uye maitiro ekubvisa Cv, Kv naC.
Chigaro chemavharuvhu chikamu chinobviswa mukati mevharuvhu, basa guru nderekutsigira ndiro yevharuvhu yakavhurika kana kuvharwa zvizere, uye inoumba sealant yekuvharira. Kazhinji, dhayamita yechigaro ihukuru hwevharuvhu. Zvigaro zvemavharuvhu eshavibhuruvhu zvakafara kwazvo, zvinhu zvinowanzoshandiswa zvinoti soft sealing EPDM, NBR, PTFE, uye metal hard sealing carbide material. Tevere tichaisa chimwe nechimwe...
Vharuvhu rekutarisa rinoreva zvikamu zvinovhura nekuvhara zvevharuvhu rakatenderera uye zvinotsamira pahuremu hwazvo uye kumanikidzwa kwepakati kuti zvigadzire chiito chekudzivirira kufamba kwepakati kwevharuvhu. Vharuvhu rekutarisa ivharuvhu rinozviitikira, rinozivikanwawo sevharuvhu rekutarisa, vharuvhu renzira imwe chete, vharuvhu risingadzokeri kana vharuvhu rekuparadzanisa.
Mavharuvhu ekuongorora machiraanozivikanwawo semavharuvhu ekudzokera shure, mavharuvhu ekudzokera shure, uye mavharuvhu ekumanikidzwa kumashure. Mavharuvhu aya anovhurwa nekuvharwa otomatiki nesimba rinogadzirwa nekuyerera kwechinhu chiri mupaipi, chiri cherudzi rwevharuvhu rinozviitikira.
Vharuvhu yemashavishavi nekuda kwehukuru hwayo hudiki uye chimiro chayo chiri nyore, yave imwe yemavharuvhu anonyanya kushandiswa muindasitiri, akawanda anoshandiswa kumagetsi emvura, kudiridza, kupa mvura yekuvaka uye kudhonza mvura, mainjiniya emakanzuru nedzimwe nzira dzemapaipi, anoshandiswa kudimbura kana kubatanidza kuyerera kwemhepo inotenderera kuti ishandiswe. Zvadaro vharuvhu yemashavishavi mukushandisa matambudziko anoda kutariswa uye mhinduro dzezvipi, nhasi tichave takanyatsonzwisisa.
Mavharuvhu egedhi reSoft Seal uye mavharuvhu egedhi reHardware anoshandiswa zvakanyanya kudzora nekudzivirira kuyerera kwemvura, ese ari maviri ane mashandiro akanaka ekuvharira, akasiyana-siyana ekushandisa, uye ndeimwe yezvigadzirwa zvinotengwa nevatengi vakawanda. Vamwe vanotanga kutenga vanogona kuda kuziva, zvakafanana nevharuvhu regedhi, musiyano uripi pakati pawo?
Muyero weAWWA ndiwo wekutanga kuburitswa kwemagwaro ekubvumirana kweAmerican Water Works Association muna 1908. Nhasi, kune maAWWA Standards anopfuura 190. Kubva pakunobva kusvika pakuchengetera, kubva pakuchenesa kusvika pakugovera, maAWWA Standards anofukidza zvigadzirwa nemaitiro ane chekuita nenzvimbo dzese dzekurapa nekugovera mvura. AWWA C504 inomiririra zvakajairika, imhando yevharuvhu yeshavishavi remarara.
Mavharuvhu makuru eshavishavi anowanzoreva mavharuvhu eshavishavi ane dhayamita yakakura kupfuura DN500, anowanzo batanidzwa nemaflange, mawafer. Kune mhando mbiri dzemavharuvhu eshavishavi ane dhayamita yakakura: vharuvhu reshavishavi rakakombama uye mavharuvhu eshavishavi akakombama.
Zvinhu zvitatu zvisingawanzoonekwi zveTriple Eccentric Butterfly Valve zvinorehwa neizvi:
Kusanzwisisika kwekutanga: shaft yevharuvhu iri kuseri kweplate yevharuvhu, zvichibvumira chisimbisoRing Ring kukomberedza chigaro chose chakabatana.
Kusanzwisisika kwechipiri: spindle inobviswa padivi kubva pacenter mutsetse wemuviri wevharuvhu, izvo zvinodzivirira kukanganiswa nekuvhurwa nekuvharwa kwevharuvhu.
Kusanzwisisika kwechitatu: chigaro inobviswa kubva pakati pemutsetse wevharuvhu, izvo zvinobvisa kukweshana pakati pedhisiki uye chigaro panguva yekuvharwa nekuvhurwa.
Vharuvhu yemashavishavi maviri asinganzwisisike yakatumidzwa zita kubva pamaumbirwo ayo maviri asinganzwisisike. Saka maumbirwo maviri asinganzwisisike akaita sei?
Zvinonzi double eccentric, yekutanga eccentric inoreva shaft yevharuvhu iri pakati penzvimbo yekuvharira, zvinoreva kuti tsinde iri kuseri kwechiso chevharuvhu. Kusabatana uku kunoita kuti nzvimbo yekusangana kwevharuvhu nechigaro chevharuvhu ive nzvimbo yekuvharira, iyo inokunda zvakanyanya zvikanganiso zviripo mumavharuvhu eshavishavi akabatana, nokudaro ichibvisa mukana wekubuda kwemukati panzvimbo yepamusoro nepazasi pakati peshaft yevharuvhu nechigaro chevharuvhu.
Vharuvhu yemashavishavi, inonziwo vharuvhu yeflap, chimiro chakareruka chevharuvhu yekugadzirisa, chinogona kushandiswa mumapaipi ane simba shoma kuti adzime kuyerera kwemvura. Ichitenderera ichitenderedza shaft yevharuvhu kuti ivhure uye ivhare vharuvhu.
Zvichienderana nemafomu akasiyana ekubatanidza, inogona kukamurwa kuita vharuvhu remashavishavi rewafer, vharuvhu remashavishavi relug, vharuvhu remashavishavi reflange, vharuvhu remashavishavi rakasungirirwa, vharuvhu remashavishavi rescrew thread, vharuvhu remashavishavi reclamp, nezvimwewo. Mamwe emafomu ekubatanidza anonyanya kushandiswa ndeaya: vharuvhu remashavishavi rewafer nevharuvhu remashavishavi relug.
Vharuvhu remashavi rinofambiswa nemhepo rinoumbwa neactuator yemhepo nevharuvhu remashavi. Vharuvhu remashavi rinofambiswa nemhepo rinoshandisa mhepo yakamanikidzwa senzvimbo yemagetsi yekufambisa tsinde revharuvhu uye kudzora kutenderera kwedhisiki rakatenderedza shaft kuti ivhure nekuvhara vharuvhu.
Zvichienderana nepfungwa, mudziyo wepneumatic unogona kukamurwa kuita vharuvhu yemashavishavi inoshanda imwe chete uye vharuvhu yemashavishavi inoshanda kaviri.
Zhongfa Valve inyanzvi yekugadzira zvikamu zvemavharuvhu emapuruguru nemavharuvhu emapuruguru, yakavambwa muna 2006, ichipa zvigadzirwa zvemavharuvhu nemavharuvhu emapuruguru kunyika dzinopfuura makumi maviri pasi rose, chinotevera, Zhongfa Valve ichatanga kusuma kwakadzama zvikamu zvemavharuvhu emapuruguru.
Mavharuvhu eButterfly imhuri yemavharuvhu ekufamba anotenderera anoshandiswa mumapaipi, anowanzo kurongwa zvichienderana nekugadzirwa uye kubatana. ZFA ndeimwe yevagadziri vemavharuvhu eButterfly vane mukurumbira, vagadziri vemavharuvhu eButterfly ane flange, uye vagadziri vemavharuvhu eButterfly vane lug muChina.
Mhando neConnection, imhando ina.
Vharuvhu yeZFAmavharuvhu emagetsi eshavishaviAkakamurwa muzvikamu zviviri zvinotevera: mavharuvhu ebhatafurayi epakati neasina kusimba, pakati pawo mavharuvhu ebhatafurayi epakati akakamurwawo kuita mavharuvhu ebhatafurayi ewafer, mavharuvhu ebhatafurayi epalug uye mavharuvhu ebhatafurayi eflange.
Mavharuvhu emagetsi eshavishavi anounganidzwa kubva kumavharuvhu eshavishavi nemidziyo yemagetsi. Anoshandiswa zvakanyanya mumafuta, makemikari, simba remagetsi, simbi, chikafu, mishonga, machira, mapepa nedzimwe nzvimbo. Nzvimbo yacho inowanzova gasi rechisikigo, mhepo, utsi, mvura, mvura yegungwa nemafuta. Mavharuvhu eshavishavi anofambiswa nemota anoshandiswa kudzora kuyerera kwemvura uye kudzima nzvimbo yacho pamapaipi eindasitiri.
Tinogona kupa mhando dzinotevera dzemavharuvhu eAPI609 butterfly:
Zvichienderana nekubatana, tinevharuvhu yeshavishavi ine flange mbiri,vharuvhu yeshavishavi yakatetepauyevharuvhu yeshavishavi yemakumbo;
Zvichienderana nechinhu chacho, tinogona kupa zvinhu zvesimbi zvine ductile, zvinhu zvesimbi yekabhoni, zvinhu zvesimbi isina ngura, zvinhu zvendarira, zvinhu zvesimbi zvine duplex;
Zvichienderana nemaitiro acho, tinogona kupa API609 butterfly valve ine cast body uye welding body.
PTFE Lining Valve inozivikanwawo se fluorine plastic lined corrosion resistant valves, ipurasitiki yefluorine yakaumbwa mumadziro emukati mezvikamu zvinotakura vharuvhu yesimbi kana yesimbi kana pamusoro pekunze kwezvikamu zvemukati zvevharuvhu. Mapurasitiki eFluorine pano anonyanya kusanganisira: PTFE, PFA, FEP nedzimwe. FEP lined butterfly, teflon coated butterfly valve uye FEP lined butterfly valve anowanzo shandiswa muzvinhu zvine simba zvinoparadza.
Mavharuvhu edu ewafer butterfly anoenderana nemazinga epasi rose eASTM, ANSI, ISO, BS, DIN, GOST, JIS, KS nezvimwewo. Saizi DN40-DN1200, kumanikidzwa kwemhando yepamusoro: 0.1Mpa~2.5Mpa, tembiricha yakakodzera: -30℃ kusvika 200℃.
Tinonyanya kutumira zvinhu zvedu kunyika dzinosvika makumi maviri nembiri dzakadai seUS, Russia, Canada, Spain nezvimwewo.
n zvirevo zvezvinhu, simbi isina nguramavharuvhu eshavishavianowanikwa muSS304, SS316, SS304L, SS316L, SS2205, SS2507, SS410, SS431, SS416, SS201. Panyaya yemagadzirirwo, mavharuvhu esimbi isina ngura anowanikwa mumitsara yepakati uye isina ngura. Mavharuvhu esimbi isina ngura anowanzo gadzirwa nesimbi isina ngura yemuviri wevharuvhu, ndiro yevharuvhu, uye shaft, uye EPDM kana NBR yechigaro chevharuvhu. Anonyanya kugadzirwa kudzora kuyerera kwemvura uye kudzora ngura, kunyanya maasidhi akasiyana-siyana akasimba, akadai sesulfuric acid uye aqua regia.