Valve yakajairika diki nzira yekugadzirisa dambudziko Typical valve performance sumo uye kushanda musimboti
Sei vharafu ine zvigaro zviviri iri nyore kubvongodza kana uchishanda nekaburi kadiki? Kune imwechete musimboti, kana yepakati ichiyerera yakavhurika mhando, iyo vharafu kugadzikana kwakanaka; Kana iyo yepakati ichiyerera yakavharwa, kugadzikana kwevhavha kwakashata. Ivhavha yechigaro chechipiri ine spool mbiri, spool yepasi iri mukuyerera yakavharwa, spool yepamusoro iri mukuyerera yakazaruka, saka, mubasa diki rekuvhura, kuyerera kwakavharwa mhando spool iri nyore kukonzera kudengenyeka kwevhavha, izvi ndicho chikonzero nei vharuvhu yezvigaro zviviri isingakwanise kushandiswa padiki rekuvhura basa. Dzinde rayo revharuvhu iri 2 ~ 3 nguva dzakakora kupfuura yakatwasuka sitiroko valve stem, uye kusarudzwa kwehurefu hwehupenyu graphite kurongedza, kuomarara kwetsinde kwakanaka, kurongedza hupenyu hwakareba, iyo friction torque idiki, diki kudzoka musiyano.
Maitiro ekugadzirisa vharafu zvakajairika matambudziko madiki
1. Sei zviri nyore kubvongodza kana vharafu ine zvigaro zviviri yakavhurika diki? Kune imwechete musimboti, kana yepakati ichiyerera yakavhurika mhando, iyo vharafu kugadzikana kwakanaka; Kana iyo yepakati ichiyerera yakavharwa, kugadzikana kwevhavha kwakashata. Ivhavha yechigaro chechipiri ine spool mbiri, spool yepasi iri mukuyerera yakavharwa, spool yepamusoro iri mukuyerera yakazaruka, saka, mubasa diki rekuvhura, kuyerera kwakavharwa mhando spool iri nyore kukonzera kudengenyeka kwevhavha, izvi ndicho chikonzero nei vharuvhu yezvigaro zviviri isingakwanise kushandiswa padiki rekuvhura basa.
2. Sei vharuvhu yekuvharisa kaviri isingagone kushandiswa sevharuvhu yekucheka? Kubatsira kwevaviri-seat valve spool ndeyokuti simba rekuenzanisa chimiro chinobvumira kusiyana kwekumanikidza kuti kuve kwakakura, nepo kushata kwayo kwakanyanya ndeyekuti nzvimbo mbiri dzekuisa chisimbiso hadzigone kusangana zvakanaka panguva imwe chete, zvichikonzera kudonha kukuru. Kana iyo yakagadzirwa uye yakashandiswa nechisimba kugura chiitiko, zviri pachena kuti mugumisiro wacho hauna kunaka, kunyange kana wakagadzirisa zvakawanda (zvakadai sevhavha yevhavha yevhavha yechisimbiso), haisi kudiwa.
3, chii chakatwasuka chinodzora vharafu chinovharira kuita chisina kunaka, Angle sitiroko yevhavha inovharira kuita kwakanaka? Straight stroke valve spool iri vertical throttling, uye yepakati yakachinjika kuyerera ichipinda nekubuda mukamuri yevharuvhu inoyerera chiteshi inofanira kudzokera kumashure, kuitira kuti nzira yekuyerera yevharuvhu ive yakaoma kwazvo (chimiro senge inverted "S" mhando). Nenzira iyi, kune nzvimbo dzakawanda dzakafa, dzinopa nzvimbo yekunaya kwepakati, uye nekufamba kwenguva, inokonzera kuvhara. Marongero eAngle stroke valve throttling ndiyo nzira yakachinjika, yepakati inoyerera ichipinda nekubuda yakachinjika, uye zviri nyore kubvisa svikiro. Panguva imwecheteyo, nzira yekuyerera iri nyore, uye nzvimbo yepakati yekunaya ishoma, saka iyo Angle stroke valve ine yakanaka yekuvharira kuita.
4. Sei dzinde reiyo straight stroke regulating valve rakatetepa? Inosanganisira yakapfava mechanicha musimboti: hombe kutsvedza kukweshera uye kudiki diki. Straight sitiroko vharafu hunde kumusoro uye pasi kufamba, kurongedza zvishoma akatsikirirwa zvishoma, zvichaita kuisa vharafu hunde akaputirwa zvakasimba, kubudisa yakakura musana musiyano. Nokuda kwechikonzero ichi, chidzitiro chevhavha chakagadzirirwa kuva chiduku zvikuru, uye kurongedza kunowanzoshandiswa nekadiki kadiki ye friction PTFE packing, kuitira kuti kuderedza kuseri kwemashure, asi dambudziko nderokuti tsinde yevhavha yakaonda, iri nyore kukotama. , uye hupenyu hwekurongedza hupfupi. Kugadzirisa dambudziko iri, nzira iri nani ndeye kushandisa tsinde yevhavha yekufamba, iyo inonzi Angle stroke type yevhavha inoronga, tsinde yevharuvhu yayo ndeye 2 ~ 3 nguva yakakora kupfuura yakatwasuka sitiroko valve stem, uye kusarudzwa kwehupenyu hurefu graphite filler. , kuoma kwedzinde kwakanaka, kurongedza hupenyu hwakareba, iyo friction torque idiki, diki kudzoka musiyano.
Ivhavha yebhora yakavepo kubva pavharuvhu yeplug. Iyo ine yakafanana 90 madhigirii kutenderera chiito, kunze kwekuti iyo plug body ibhora rine denderedzwa nemumaburi kana machani kuburikidza neaxis yayo. Kana bhora rikatenderedzwa 90 madhigirii, iyo spherical surface inofanirwa kuoneka pane zvese zvinopinda nekubuda kuti icheke kuyerera. Mavharuvhu ebhora anongoda kutenderera kwe90 degree uye kanguva kadiki kekutenderera kuvhara zvakasimba. Zvakakwana zvakaenzana vharafu muviri mhango yepakati inopa kushomeka kushoma, yakananga kuburikidza nekuyerera chiteshi. Mavharuvhu ebhora akakodzera kuvhurika kwakananga nekuvhara, asi anogona zvakare kushandiswa kupuruzira uye kuyerera kwekudzora.
Ivhavhavha
1 gedhi mavharuvhu
Ivhavha yegedhi inoshandiswa sechidimbu chekucheka, kuyerera kwese kwakananga kuburikidza kana yakazaruka zvakakwana, uye kurasikirwa kwekumanikidzwa kwepakati inomhanya ndeye ** * diki. Mavharuvhu emagedhi anowanzo akakodzera kumamiriro ekushanda asingade kuvhurika nekuvharwa nguva nenguva, uye chengetedza gedhi rakazaruka kana kuvharwa zvizere. Haina kuitirwa kushandiswa seregulator kana throttling. Kune IYO YEKUPEDZERA kuyerera ZVIRI MUKATI, gedhi rinogona kukonzera kuzununguka kwegedhi mumamiriro ekuvhurwa kwenzvimbo, uye kudedera kunogona kukuvadza nzvimbo yekuisa chisimbiso yegedhi nechigaro, uye throttle ichaita kuti gedhi ritambure nekukukurwa kwepakati. .
Kubva pachimiro chechimiro, mutsauko mukuru imhando yechinhu chekuisa chisimbiso chinoshandiswa. Zvinoenderana nechimiro chezvinhu zvekuisa chisimbiso, mavharuvhu emagedhi anowanzo kupatsanurwa mumhando dzakasiyana-siyana, senge wedge gedhi mavharuvhu, anofanana mavharuvhu egedhi, anofanana maviri egedhi mavharuvhu, wedge magedhi maviri egedhi, nezvimwewo ** Mafomu anowanzo shandiswa mavharuvhu egedhi uye wedge. parallel gedhi mavharuvhu.
Vhura stem wedge mhando imwe gedhi vharafu
2 vharafu yekumisa
Globe valve inoshandiswa kucheka kuyerera kwepakati, axis yehunde yevharuvhu yepasi inotenderera kune yekuvharisa pamusoro pechigaro, uye inoputswa nekutyaira kumusoro nekudzika kwe spool. Kana vharafu yekumisa yanyatsovhurwa, haichazove nekubatana pakati pechigaro uye clapper yekuisa chisimbiso nzvimbo, uye ine yakavimbika yekucheka chiito, nekudaro yekuisa chisimbiso pamusoro pemechani kupfeka uye kubvaruka idiki, nekuti mazhinji eakachekwa-yevhavha chigaro. uye dhisiki yevhavha iri nyore kugadzirisa kana kutsiva iyo yese yevhavha yekuisa chisimbiso zvikamu pasina kubviswa kubva pombi, Izvi zvakakodzera kune zvikumbiro apo vharafu uye mutsara zvakabatanidzwa pamwe chete.
Iyo yekuyerera inotungamira yepakati kuburikidza nevharuvhu yachinja, saka kuyerera kwekudzivirira kwevharuvhu yepasi kwakakwira. Mvura inopinzwa muvharuvhu yepasi kubva pazasi pe spool inodaidzwa kuti formal assembly, kubva kumusoro kwe spool inonzi reverse assembly. Kana vharuvhu iri musangano wepamutemo, kuvhura kwevharuvhu kunochengetedza basa uye kuvhara kunonetsa. Kana vharuvhu iri reverse assembly, vharuvhu inovharwa zvakasimba uye kuvhura kunonetsa.
Magetsi flat seal globe valve
3 cheki vharafu
Chinangwa chevhavhavha yecheki ndechekubvumira svikiro kuti riyerere munzira imwe chete uye kudzivirira kuyerera. Kazhinji valve inoshandiswa pakarepo, pasi pechiito chekuyerera kwemvura inopisa mune imwe nzira, disc inovhura; Kana iyo mvura ichiyerera ichienda kune rumwe rutivi, iyo fluid pressure uye yega-overlapping valve disc yevhavha disc inobata pachigaro kuti ibvise kuyerera. Kusanganisira swing cheki vharafu uye kusimudza cheki vharafu.
Swing cheki vharafu
4 butterfly valve
Iyo butterfly plate ye butterfly valve inoiswa mudhayamita kutungamira kwepombi. Mune cylindrical chiteshi chevhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhavhata,dhisiki rakaita shavishavi ndiro inotenderera akisi, uye kutenderera Angle iri pakati 0° uye 90°. Kana vharuvhu ichitenderedzwa kusvika 90 °, vharuvhu yakazaruka zvizere. Butterfly vharafu chimiro chakareruka, vhoriyamu diki, uremu huremu, zvikamu zvishoma chete. Uye chete inoda kutenderera 90 ° inogona kukurumidza kuvhura nekuvhara, kushanda kuri nyore. Kana iyo butterfly vharafu iri munzvimbo yakazaruka zvakakwana, ukobvu hwepureti yefurafura ndiko kushorwa kana svikiro richiyerera nemuviri wevharuvhu, saka kushorwa kunoitwa nevharuvhu kudiki kwazvo, saka ine zvirinani kuyerera kwekudzora maitiro, anogona inoshandiswa kugadzirisa.
Butterfly valve ine marudzi maviri e elastic seal uye simbi chisimbiso. Elastic seal valve, mhete yekuisa chisimbiso inogona kuiswa pamuviri kana kusungirirwa kune butterfly plate yakatenderedza. Ivhavha ine chisimbiso chesimbi inowanzoreba kupfuura vharafu ine elastic chisimbiso, asi zvakaoma kuwana chisimbiso chakazara. Iyo simbi chisimbiso inogona kuenderana nepamusoro tembiricha yekushanda, uye elastic chisimbiso chine dhizaini yekudzikiswa netembiricha.
5 bhora vharafu
Vhuru yebhora inogadzirwa kubva pavharuvhu yeplug. Iyo ine yakafanana 90 madhigirii kutenderera chiito, kunze kwekuti iyo plug body ibhora rine denderedzwa nemumaburi kana machani kuburikidza neaxis yayo. Kana bhora rikatenderedzwa 90 madhigirii, iyo spherical surface inofanirwa kuoneka pane zvese zvinopinda nekubuda kuti icheke kuyerera.
Mavharuvhu ebhora anongoda kutenderera kwe90 degree uye kanguva kadiki kekutenderera kuvhara zvakasimba. Zvakakwana zvakaenzana vharafu muviri mhango yepakati inopa kushomeka kushoma, yakananga kuburikidza nekuyerera chiteshi. Mavharuvhu ebhora akakodzera kuvhurika kwakananga nekuvhara, asi anogona zvakare kushandiswa kupuruzira uye kuyerera kwekudzora. Chinhu chikuru chevharuvhu yebhora ndeye compact chimiro, chiri nyore kushanda uye kuchengetedza, chakakodzera mvura, zvinonyungudutsa, acids uye gasi rechisikigo uye mamwe ma media ekushanda, asi akakodzerawo kushata kwemamiriro ekushanda enhau, senge oxygen, hydrogen peroxide, methane, ethylene, resin, etc. Ball valve body inogona kubatanidzwa, inogonawo kusanganiswa.
6 diaphragm valve
Diaphragm valve yakabatana ne elastic diaphragm pachikamu chekumanikidza, chikamu chekumanikidza chinofambiswa kumusoro nekudzika ne stem operation, kana chikamu chekumanikidza chinosimuka, diaphragm inobatwa kumusoro, ichigadzira nzira, kana chikamu chekumanikidza chinodonha, iyo diaphragm. inomanikidzwa pamuviri, valve yakavharwa. Iri vharuvhu rakakodzera kuvhura uye kupuruzira. Diaphragm valve inonyanya kukodzera kutakurwa kwekuora, viscous fluid, uye nzira yekushanda yevhavha haina kuonekwa kune kutakura kwemvura, saka haizove yakasvibiswa, haifaniri kurongedza, chikamu chekutakura stem haigoni kupera.
7 vharafu yekuyamura
NHAIKO YEKUITA YEVHIVIRI YEKUYAMIRIRA YAKABVA PAKUTI KUNYANYA KUYENZERA, KANA KUDIKIRWA PADISC KWAKUKURA KUpfuura SPRING SET PRESSURE, DISC ICHASUNDIRWA KURE NEKUDIKIRWA IYI, UYE GASI (LIQUID) MUCHIMBORO CHOKUDZIKIDZA KUDZIDZWA KUDZORERERA KUDIKIRWA MUMUSI WOKUDIKIRWA.
8 mutongi
Regulating valve main working principle, ndeye kushandura nzvimbo yekuyerera pakati pevhavha disc uye chigaro, kugadzirisa kudzvinyirira, kuyerera uye mamwe maparameter echinangwa.
Ichi chikamu chinonyanya kuunza chimiro chikuru chemuviri wevhavha uye chivharo chevhavha, maitiro ekuyerera evhavha uye mhinduro kune cavitation ruzha dambudziko revhavha core.
Nguva yekutumira: Jul-29-2022
