Intshayelelo emfutshane kwindlela yokulawula ivalvu

Intshayelelo emfutshane kwindlela yokulawula ivalve Amagama evalve 1-01 Ivalve ezenzelayo Isivalo esizisebenzelayo Isivalo esisebenza ngokwaso ngokukwazi kwesixhobo esiphakathi (ulwelo, umoya, umphunga, njl.njl.) 1-02 Ivalve esebenzayo Isivalo esisebenzayo 2-01 ivalve yesango Ivalve yesango, SL > Isigama sevalve 1-01 Ivalve ezenzelayo Ivalve ezisebenza ngokwayo ngokukwazi kwesiphakathi (ulwelo, umoya, umphunga). , njl.) 1-02 Ivalve esebenzayo Iivalve ezisebenzayo zisebenza nge-manual, umbane, ihydraulic, okanye uxinzelelo lomoya Iindawo zokuvula kunye nokuvala (idiski) ziqhutywa sisikhondo sevalve kwaye zehla zinyuka kunye nomphezulu oqinileyo wesihlalo. Ivalve yesango ye-allel yesilayidi yesango enobuso obunxuseneyo 2-03 Ivalve yesango le-Wedge yesango yevalve enobuso obufanayo bokutywina Ivalve yesango 2-05 Ngaphakathi isikrufu esingaphumiyo sohlobo lwesikhondo sevalvu yesango ukwenzela intshukumo ejikelezayo, Umsonto wothumelo ungaphakathi kumngxuma womzimba wevalve yesango 2-06 Ivalve yesango evuleleke ngokukhawuleza evuleke kwaye ivale isikhondo sayo esijikelezayo kunye nokushukuma. ivelufa yesango enyukayo nasezantsi 2-07 ivelufa yesango lomgodi ububanzi bepaseji emzimbeni yahlukile. Iivalvu zesango elisicaba 2-08 Iivalvu zesango ezisicaba ezinemingxuma ephambukisayo ziyafumaneka kwiivalvu zesango ezinemingxuma ephambukisayo. Ivalve yesango elisicaba elinemingxuma yokuguqula ingadlula kwibhola yehagu. i-axis esisigxina 3-02 Umbindi womgca-uhlobo lwebhabhathane ivelufa Iziko lokujikeleza (oko kukuthi, uMbindi weshafti yevalve) yepleyiti yeButterfly Umbindi wokujikeleza wepleyiti yebhabhathane (okt, embindini wevalve shaft) wawubekwe kumgca osembindini womzimba wevalve kwaye utywinwe ngecandelo lebhabhathane Umbindi wokujikeleza (oko kukuthi, embindini wevalve shaft) yepleyiti yebhabhathane kunye necandelo elitywiniweyo lepleyiti yebhabhathane lenze i-eccentric ene-dimensional; Umbindi ojikelezayo wepleyiti yebhabhathane (okt, embindini weshafti yevalve) yenze i-dimensional bias kunye nomphezulu wokutywina wepleyiti yebhabhathane, kunye nolunye ucalucalulo olunomda ngomgca osembindini womzimba wevalvu. Umgca osembindini womgangatho wokutywina womzimba wevalve kunye nomgca osembindini wesitulo sevalve (oko kukuthi, umgca osembindini womzimba wevalvu) wenza i-Angle offset valve. 4-01 Ivalve ejikelezayo Ivalve eneendawo zokuvula nezokuvala ezijikelezayo ngokunxulumene nombindi wobuso besihlalo sevalve umphezulu wokutywina. iveluve ene-Fixed shaft 4-05 Ivalve yebhola eguqukayo , Ukutywinwa kweplagi kunye nomgangatho wokutywinwa womzimba weplagi unokuqondwa ngokuqinisa i-nut phantsi kwe-valve yeplagi. Ukupakisha iGland Ivalve yeplagi 4-08 uhlobo lokupakisha iplagi ivelufa Iglowubhu yokupakisha iplagi ivelufa 4-09 self-sealins iplagi ivelufa ukupakisha uhlobo iplagi valve self-sealins iplagi iplagi iplagi isitywina phakathi kweplagi kwaye uthembele ikakhulu kuxinzelelo lwesixhobo ngokwayo ukuphumeza itywina oyile. Ivalve yeqhaga yesi-4 ukuya kwi-10 yevalve yeplagi ethanjiswayo isebenzisa indlela yokulawula ivalve ye-oyile yeqhagi Ukwaziswa ngokufutshane kwendlela yokulawula ivalvu. utshintsho lwendawo yokuhamba phakathi kwe-valve spool kunye nesitulo sevalve. Idla ngokubizwa ngokuba yindlela elawulayo yevalve, efana ngqo nevalve yesitulo esinye, iAngle valve, njl. njl. Intshayelelo emfutshane yendlela yokulawula ivalve Ukusuka ekugxothweni kondoqo wevalve, indlela yokulawula yahlulwe yaba yivalve yokuhambisa enomda kunye nevalve yokushenxiswa kwe-angular. Zisetyenziswa kunye ne-actuator yokufuduswa komgca kunye ne-angular displacement actuator ngokulandelelanayo. Ngokuthe tye kwivalve, iAngle valve, ivalve yomkhono njalo njalo zezevalufa yomgca wokufuduka, eyaziwa ngokuba yivalve yesiqu esityibilikayo (Sl> ukusuka kwisikhokelo se-spool, inokohlulwa ibe sisikhokelo esiphezulu, phezulu nasezantsi, · isikhokelo somkhono, isikhokelo sesiqu. kunye nesikhokelo sokuhlala kunye nezinye iintlobo zokulawulwa kwamanzi kunye nokuvalwa, isikhokelo se-spool sibaluleke kakhulu ukulungelelanisa i-spool kunye nesihlalo esiphezulu sikhokelwa ngumkhono wesikhokelo okanye ukupakisha isakhiwo Isigqubuthelo okanye umzimba wevalvu; Isikhokelo esingaphezulu nesisezantsi sisebenzisa isigqubuthelo sevalvu kunye nomkhono wesikhokelo sevalve esezantsi ukuphumeza isikhokelo, ivalve yesitulo esiphindwe kabini kunye nesidingo sokukhokela indlela yokulawula kufuneka usebenzise umkhono ongaphezulu kunye nomzantsi Isikhokelo sikhokelwa ngumphandle we-valve core kunye nomphezulu ongaphakathi we-sleeve Le ndlela yesikhokelo inokusebenza ngokuzimeleyo kwaye inokuqonda ukulungelelaniswa kwesiseko sevalve kunye nesitulo sevalve kwisigqubuthelo sevalve kunye neringi yesitulo sevalve, kunye nomkhono we-shaft kunye nesiqu sevalve zikhokelwa; Izikhokelo zezihlalo zisetyenziswa kwiivalvu ezincinci zokulawula ukuhamba ezihambelana ngqo nesihlalo. Intshayelelo emfutshane yendlela yokulawula ivalve Ukusuka kumandla angalungelelananga ondoqo wevalvu, undoqo wevalve yendlela yokulawula ayinakulungelelana kwaye ilungelelene iindidi ezimbini. I-balanced spool yi-spool enemingxuma yokulinganisa evuliwe kwi-spool. Xa i-spool ihamba, inxalenye ephezulu kunye nesezantsi ye-spool idibaniswe ngenxa yembobo yokulinganisa, ngoko ke ubuninzi boxinzelelo loxinzelelo phakathi kwamacala amabini luyancipha ukunciphisa umphumo wamandla angalinganiyo kwi-spool. I-spool elinganiselayo idinga ukulungelelanisa igumbi, ngoko kuyimfuneko ukutywina isixhobo. Ngokutsho kolwalathiso lokuhamba, uxinzelelo lwe-balance spool lunokuba luxinzelelo phambi kwe-valve (isikhungo ukuya ekuphumeni) okanye uxinzelelo emva kwevalve (ngaphandle ukuya kwiziko). I-Balance spool inokusetyenziselwa i-spool yesakhiwo semikhono, nayo inokusetyenziselwa i-plunger structure spool. Omabini amacala e-spool engalinganiyo luxinzelelo ngaphambi nangemva kwevalve yevalve yokulawula. Ngoko ke, amandla angalinganiyo e-spool makhulu, kwaye ivalve yolawulo yomgangatho ofanayo idinga i-activator ene-thrush enkulu ukuze isebenze. Intshayelelo emfutshane yendlela yokulawula ivalve Ukusuka kumbindi wevalve wokuphelisa uxinzelelo, isiseko sevalve sinomgangatho omnye wokuthomalalisa uxinzelelo kunye noxinzelelo lwamanqanaba amaninzi. Ngenxa yohluko olukhulu loxinzelelo phakathi kweziphelo ezimbini, isakhiwo se-step-down-down structure sifanelekile kwiimeko ezinomsindo omncinci kwaye akukho cavitation enzulu. Kwiimfuno eziphezulu zokunciphisa ingxolo, i-cavitation iziganeko ezinzulu. Kwi-multistage step-down structure, umehluko woxinzelelo phakathi kweziphelo ezimbini zevalve yokulawula uchithwa kwiiyantlukwano ezininzi zoxinzelelo, ukwenzela ukuba ukuhlukana koxinzelelo kwibakala ngalinye kuncinci, akuyi kwenzeka i-cavitation kunye ne-flash phenomenon, ukwenzela ukukhusela i-cavitation. kunye nokukhanya, kodwa kwakhona ukunciphisa ingxolo. Ukwaziswa okufutshane kwendlela yokulawula i-valve Ukusuka kwimbono yeempawu zokuhamba, ngokweenguqu ezahlukeneyo zendawo yokuhamba, inokwahlulwa ibe yimpawu ezihambelanayo, iimpawu zepesenti ezilinganayo, iimpawu zokuvula ngokukhawuleza, iimpawu ze-parabola, iimpawu ze-hyperbolic kunye nezinye iimpawu zokulungiswa. Izinga lokuqukuqela, i-J Bi, ibonisa unxulumano phakathi kokushenxiswa kwesikhondo kunye nesantya sokuqukuqela. Ngokuqhelekileyo, iimpawu zokuhamba zisetyenziselwa ukuhlawulela iimpawu ezingabonakaliyo zento elawulwayo. Ubume be-spool okanye imilo yomngxuma wemikhono imisela iimpawu zokuhamba kwevalve yokulawula. Ngokuthe tye, inkqubo ye-spool inokwahlulwa ibe yintlobo yepleyiti (ukuvulwa ngokukhawuleza), uhlobo lwe-plunger, uhlobo lwefestile kunye nohlobo lomkhono. Ngenxa yokutshintshwa kwendawo yokuvula, indawo yokuhamba iyahluka xa i-spool ihamba, ukuze kufezekiswe iimpawu ezifunekayo zokuhamba. Iivalvu zeplunger kunye neefestile zikwafumaneka kwiimilo ezahlukeneyo ngokuxhomekeke kwiimpawu zokuqukuqela ezifunekayo. I-spool yevalve ye-Angle stroke nayo ineemilo ezahlukeneyo, umzekelo, ipleyiti yevalve yemveli yevalve yebhabhathane, ipleyiti yevalve yeprofayili eguqukayo; Kwivalve yebhola O - umngxuma, V - umngxuma kunye nokuguqulwa - isakhiwo somngxuma. Intshayelelo emfutshane yendlela yokulawula ivalvu Ukusuka ekutshintsheni kwamalungu angaphakathi evalve, ezinye iindlela zokulawula zevalvu yangaphakathi inokutshintshwa lula kwaye igcinwe, umzekelo, ivalve yomkhono inokutshintshwa lula ukufikelela kwiimpawu zokuqukuqela ezahlukeneyo; Ivalve ephezulu kunye nesezantsi ejonge ngaphakathi iyakwazi ukuguqula i-spool kunye nesitulo ukuze iqonde ukutshintshwa kwevalve yomzimba kunye nevalve yomzimba esemva, ukuze kuqatshelwe ukutshintshwa kwendawo yokuvula umoya kunye nemo yokuvala igesi; Iivalvu zokwahlula umzimba zinokususwa ngokulula ukuze zitshintshwe isihlalo kunye nokucoca. Intshayelelo emfutshane yendlela yokulawula ivalve Ukusuka kulwakhiwo lwesivalo sevalve, ngokweemfuno ezahlukeneyo zosetyenziso, unokusebenzisa isigqubuthelo sevalvu eqhelekileyo, unokusebenzisa isigqubuthelo sohlobo lwentamo ende okanye ngokutshabalalisa ubushushu okanye ipleyiti yokufunxa ubushushu ende yohlobo lwesivalo sentamo, ukongeza ivalufa uhlobo lwetywina isigqubuthelo. IZIQINISEKISO ZENQA EZINDILE ZIYASETYENZISWA KWIZICELO ZOKUFUMANA OKUPHAKAMILEYO KWAKUPHANTSI UKUKHUSELA UKUPHAKISWA KWESIQINISEKISO UKUSUKA OKUPHAKATHI OKUPHAKATHI OKUPHAKATHI OKUPHAKATHI NOKUNQINTA UKUQHUBEKA, UKUXHUBEKA, UKUVUZA OKANYE UKUNCITSHISWA KWE-LUBRICATION. Ukongeza ekwandisweni kwesigqubuthelo sevalve, ubushushu bokupakisha kude nobushushu obuphakathi bokusebenza kwesigqubuthelo sevalve yentamo ende, kunokonyusa ukukhutshwa kobushushu okanye ishidi lokufunxa ubushushu, elenziwe ngokutshatyalaliswa kobushushu okanye ishidi lokufunxa ubushushu lwekhava ende yentamo. , ukwenzela ukuba ukushisa okuphakathi kuncitshiswe okanye kwandiswe. Ngokubanzi, isigqubuthelo sevalve yentamo ende sinokuchitha ubushushu obungcono kunye nokuguquguquka kobushushu obuphezulu, sisetyenziswa kwizicelo zobushushu obuphezulu; IBONNET YE-STEEL ESINENXA ENDE-ENDE INENQA INDIMA Ibonelela OKUPHANTSI UKUZIPHATHA KWE-THERMAL KUNYE NE-OKWENZIWA OKULUNGILEYO KOBUCHUNGU OKUPHANTSI UKUZE USETYENZISWA KWIZICELO ZOBUCHUPHE. Xa UPHAKATHI OLAWULWEYO UNGAVUMELEKANGA ukuba luvuze, IKHAYA eliphezulu LESIQINISEKISO SOKUPAKISHA alinakusetyenziswa, kwaye kufuneka kusetyenziswe isiciko esingaphezulu esinemvubelo. Olu lwakhiwo LUSEBENZISA intsimbi yokutywina ukutywina okuphakathi okulawulwayo kumzimba wevalvu, ngaphandle kokudibana nokupakisha, ukuthintela ukuvuza kwamanzi. Impembelelo yoxinzelelo kunye nobushushu bemibhobho kufuneka ithathelwe ingqalelo xa ukhetha. Ukusuka kuqhagamshelo lwendlela yokulawula kunye nombhobho, kukho iintlobo ezininzi zokudityaniswa kombhobho wesikrufu, uqhagamshelo lwe-flange, uqhagamshelo lwe-flanged clamp kunye ne-welding connection. Ivalve yolawulo encinci isoloko isebenzisa uqhagamshelo lombhobho ojikelezayo, isiphelo soqhagamshelo lomzimba ivelufa yintambo yombhobho wetaper, ukuphela koqhagamshelo lombhobho kwintambo yombhobho wetaper. Olu xhulumaniso LUFANELE UKUQHELEKISWA KWEMIbhobho YOKULAWULWA IMIZIMBA YE-VALVE NGAPHANTSI KWE-2 ". Hayi, NGENKONZO YOKUFUMANA OKUPHEZULU. Ngenxa yobunzima bokugcinwa kunye nokuqhaqha, kuyimfuneko ukufakela izihlanganisi eziphilayo phezulu nasezantsi kwevalve yokulawula. Uqhagamshelwano lwe-flange yenziwe ngeflange ehambelana nevalve yokulawula, edityaniswe neebholiti kunye negaskets, kwaye iflange ehambelanayo idityaniswe kumbhobho wolawulo oluhlukeneyo, kukho iiflange ezahlukeneyo ezihambelanayo, njengeflange ecaba, i-convex flange. I-Flange edibeneyo ye-annular, njl. njl. uqhagamshelo lofakelo lweConvex flange lunomgca wokuqinisa, yigroove encinci egxile kwiflange, xa igasket ifakwe phakathi kweeflange ezimbini phantsi kwesenzo socinezelo lwebholiti, i-gasket iya kungena kwigroove yomgca wokuqina, yenza uqhagamshelo. Itywina elikufutshane, uqhagamshelo lwe-convex flange lulungele uninzi lwezicelo ezisetyenziswa kwintsimbi etyhidiweyo, ivalve yokulawula intsimbi. I-annular joint surface flange isetyenziselwa ukudibanisa i-valve yokulawula uxinzelelo oluphezulu. I-lens gasket isetyenziswa. Xa i-gasket icinezelwe, i-gasket icinezelwe kwi-slot e-U-shaped kwi-convex surface ye-flange ukwenza itywina eliqinileyo. Uxhulumaniso lwe-Clamp lufanelekile ukudibanisa uxinzelelo oluphantsi kunye neevalvu ezinkulu zokulawula ububanzi ezifana nevalve yesango kunye nevalve yebhabhathane. I-flange yangaphandle isetyenziselwa ukunyanzelisa i-valve yokulawula, kwaye i-gaskets ibekwe kwindawo yokudibanisa. I-Bolt isetyenziselwa ukucinezela i-flange ukugqiba ukudibanisa phakathi kwevalve kunye nombhobho. Ukudityaniswa kwe-weld Weld ivalve yolawulo ngqo kumbhobho usebenzisa i-socket okanye i-butt welding. Inzuzo yoxhulumaniso oludibeneyo kukuba ukutywinwa okungqongqo kunokufezekiswa, ukungonakali kukuba uxhulumaniso oludibeneyo lufuna ukuba izinto zomzimba zifakwe, kwaye akulula ukususa kumbhobho, ngoko ke, ngokuqhelekileyo ungasebenzisi uxhumano lwe-welding. Intshayelelo emfutshane yendlela yokulawula ivalvu A Ukwaziswa ngokufutshane kwendlela yokulawula ivalvu