Iivalvulicandelo lolawulo kwinkqubo yokuhambisa ulwelo, elinemisebenzi efana nokunqunyulwa, ukulungiswa, ukuphambuka kokuhamba, ukuthintela ukuhamba okungasemva, ukuzinzisa uxinzelelo, ukuphambuka kokuhamba okanye ukunciphisa uxinzelelo lokugqitha. Iivalvu ezisetyenziswa kwiinkqubo zolawulo lolwelo ziqala kwiivalvu ezilula zokusika ukuya kwiivalvu ezahlukeneyo ezisetyenziswa kwiinkqubo zolawulo oluzenzekelayo ezintsonkothileyo kakhulu, ezineentlobo ngeentlobo kunye neenkcukacha. Iivalvu zingasetyenziselwa ukulawula ukuhamba kweentlobo ezahlukeneyo zolwelo ezifana nomoya, amanzi, umphunga, imidiya eyahlukeneyo ebolayo, udaka, ioyile, isinyithi esilulwelo kunye nemidiya ene-radioactive. Iivalvu zahlulwe zaba ziivalvu zesinyithi esityhidiweyo, iivalvu zesinyithi esityhidiweyo, iivalvu zesinyithi esingenasici, iivalvu zesinyithi se-chrome molybdenum, iivalvu zesinyithi se-chrome molybdenum vanadium, iivalvu zesinyithi se-duplex, iivalvu zeplastiki, iivalvu ezenziwe ngokwezifiso ezingezizo ezisemgangathweni kunye nezinye izinto zevalvu ngokwezinto eziphathekayo. Zeziphi iimfuno zobugcisa ekufuneka ziqwalaselwe xa uthenga iivalvu
1. Iinkcukacha zeevalvu kunye neendidi kufuneka zihlangabezane neemfuno zamaxwebhu oyilo lwemibhobho
1.1 Imodeli yevalvu kufuneka ibonise iimfuno zokubala amanani zomgangatho wesizwe. Ukuba ngumgangatho weshishini, kufuneka kuboniswe inkcazo efanelekileyo yomzekelo.
1.2 Uxinzelelo olusebenzayo lwevalvu lufuna≥uxinzelelo olusebenzayo lombhobho. Phantsi kwengcamango yokuba ayichaphazeli ixabiso, uxinzelelo olusebenzayo olunokumelana nevalvu kufuneka lube lukhulu kunoxinzelelo olusebenzayo lombhobho; naliphi na icala levalvu kufuneka likwazi ukumelana noxinzelelo olusebenzayo lwevalvu ngokuphindwe kayi-1.1 xa ixabiso layo livaliwe, ngaphandle kokuvuza; xa ivalvu ivuliwe, umzimba wevalvu kufuneka ukwazi ukumelana neemfuno zoxinzelelo olusebenzayo oluphindwe kabini lwevalvu.
1.3 Kwimigangatho yokwenziwa kweevalvu, kufuneka kuchazwe inani lesizwe elisemgangathweni wesiseko. Ukuba ngumgangatho weshishini, amaxwebhu eshishini kufuneka aqhotyoshelwe kwisivumelwano sokuthenga.
2. Khetha izinto zevalvu
2.1 Izinto zevalvu, ekubeni imibhobho yentsimbi engwevu ingacetyiswa kancinci kancinci, izinto zomzimba wevalvu kufuneka zibe yintsimbi ethambileyo, kwaye kufuneka kuboniswe idatha yovavanyo lweklasi kunye nolwenyani lwendalo kunye nolwekhemikhali lwento ephosiweyo.
2.2 IivalvuIzinto ezisisiseko kufuneka zenziwe nge-stainless stem valve stem (2CR13), kwaye i-valve enkulu enobubanzi kufuneka ibe yi-valve stem efakwe kwi-stainless steel.
2.3 Izinto ze-nut zenziwe nge-aluminium brass okanye nge-aluminium bronze, kwaye ubunzima namandla azo makhulu kunobo be-valve stem
2.4 Izinto ezisetyenziswa kwi-valve stem bushing akufuneki zibe nobunzima namandla angaphezu kwe-valve stem, kwaye akufuneki zenze i-electrochemical corrosion xa i-valve stem kunye nomzimba we-valve uphantsi kwamanzi.
2.5 Izinto zomphezulu wokutywina①Kukho iintlobo ezahlukeneyo zeiivalvu, iindlela ezahlukeneyo zokutywina kunye neemfuno zezinto eziphathekayo;②Iivalvu zesango eliqhelekileyo le-wedge, izinto ezisetyenzisiweyo, indlela yokulungisa, kunye nendlela yokugaya indandatho yobhedu kufuneka zichazwe;③Iivalvu zesango ezitywiniweyo ezithambileyo, izinto zerabha zepleyiti yevalvu Idatha yovavanyo lomzimba, iikhemikhali kunye nococeko;④Iivalvu zebhabhathane mazibonise izinto ezikumphezulu wokuvala emzimbeni wevalvu kunye nezinto ezikumphezulu wokuvala kwipleyiti yebhabhathane; idatha yazo yovavanyo lomzimba kunye neekhemikhali, ingakumbi iimfuno zococeko, ukusebenza kokulwa nokwaluphala kunye nokumelana nokuguguleka kwerabha; Irabha yamehlo kunye nerabha ye-EPDM, njl.njl., akuvumelekanga ngokungqongqo ukuxuba irabha ebuyiselweyo.
2.6 Ukupakisha ishaft yevalvu①Ngenxa yokuba iivalvu ezikwinethiwekhi yemibhobho zihlala zivulwa kwaye zivalwe rhoqo, ukupakisha kufuneka kungasebenzi iminyaka eliqela, kwaye ukupakisha akuyi kuguga, ukuze kugcinwe isiphumo sokutywina ixesha elide;②Ukupakisha i-valve shaft kufanele kumelane nokuvulwa nokuvalwa rhoqo, isiphumo sokutywina silungile;③Ngenxa yezi mfuno zingasentla, ukupakisha umngxuma wevalvu akufanele kutshintshwe ubomi bonke okanye ngaphezulu kweminyaka elishumi;④Ukuba ukupakisha kufuneka kutshintshwe, uyilo lwevalvu kufuneka luqwalasele amanyathelo anokutshintshwa phantsi kwemeko yoxinzelelo lwamanzi.
3. Ibhokisi yokudlulisela isantya esiguquguqukayo
3.1 Izinto zomzimba webhokisi kunye neemfuno zangaphakathi nezangaphandle zokulwa nokugqwala ziyahambelana nomgaqo womzimba wevalvu.
3.2 Ibhokisi kufuneka ibe neendlela zokuyivala, kwaye ibhokisi ingamelana nokuntywiliselwa emanzini kangangeemitha ezi-3 emva kokuhlanganiswa.
3.3 Kwisixhobo somda wokuvula nokuvala esikwibhokisi, i-adjusting nut kufuneka ibe sebhokisini.
3.4 Uyilo lwesakhiwo sothumelo lufanelekile. Xa sivula kwaye sivala, sinokuqhuba kuphela ishaft yevalvu ukuba ijikeleze ngaphandle kokuyibangela ukuba inyuke kwaye yehle.
3.5 Ibhokisi yokudlulisa isantya esiguquguqukayo kunye nesitywino seshaft yevalvu azinakudityaniswa kwisixhobo esipheleleyo esingavuziyo.
3.6 Akukho nkunkuma ebhokisini, kwaye iindawo ze-gear meshing kufuneka zikhuselwe ngegrisi.
4.Ivalvuindlela yokusebenza
4.1 Indlela yokuvula nokuvala ivalvu kufuneka ivalwe ngokwewotshi.
4.2 Ekubeni iivalvu ezikwinethiwekhi yemibhobho zihlala zivulwa kwaye zivalwe ngesandla, inani leenguqu zokuvula nokuvala akufuneki libe lininzi kakhulu, neevalvu ezinkulu nazo kufuneka zibe ngaphakathi kweenguqu ezingama-200-600.
4.3 Ukuze kube lula ukusebenza kokuvula nokuvala ngumntu omnye, i-torque ephezulu yokuvula nokuvala kufuneka ibe yi-240m-m phantsi koxinzelelo lombhobho.
4.4 Isiphelo sokuvula nokuvala kwevalvu kufuneka sibe yi-tenon yesikwere enemilinganiselo emiselweyo kwaye ijonge emhlabeni ukuze abantu bakwazi ukuyisebenzisa ngqo besuka emhlabeni. Iivalvu ezineediski azifanelekanga kwiinethiwekhi zemibhobho engaphantsi komhlaba.
4.5 Iphaneli yokubonisa yedigri yokuvula nokuvala ivalvu
①Umgca wesikali weqondo lokuvula nokuvala kwevalvu kufuneka uphoswe kwisigqubuthelo sebhokisi yegiya okanye kwiqokobhe lephaneli yokubonisa emva kokuba ulwalathiso lutshintshiwe, zonke zijonge emhlabeni, kwaye umgca wesikali kufuneka upeyintwe ngomgubo we-fluorescent ukuze ubonise ukuba inomtsalane; Kwimeko engcono, ipleyiti yentsimbi engatyiwayo ingasetyenziswa, kungenjalo ipeyintwe ngepleyiti yentsimbi, musa ukusebenzisa ulusu lwe-aluminium ukuyenza;③Inaliti yesalathisi inomtsalane kwaye iqinile, xa uhlengahlengiso lokuvula nokuvala luchanekile, kufuneka itshixwe ngeerivethi.
4.6 Ukubaivalvuingcwatywe nzulu, kwaye umgama phakathi kwendlela yokusebenza kunye nephaneli yokubonisa ungaphezulu kakhulu.≥Kwi-15m ukusuka emhlabeni, kufuneka kubekho indawo yokwandisa intonga, kwaye kufuneka iqiniswe ngokuqinileyo ukuze abantu bakwazi ukujonga nokusebenza besemhlabeni. Oko kukuthi, ukusebenza kokuvula nokuvala iivalvu kwinethiwekhi yemibhobho akufanelekanga kwimisebenzi yokungena emngxunyeni.
5. Ivalvuuvavanyo lokusebenza
5.1 Xa ivalvu yenziwe ngeebhetshi zeenkcukacha ezithile, umbutho onegunya kufuneka uphathiswe ukwenza olu vavanyo lulandelayo lokusebenza:①I-torque yokuvula nokuvala yevalvu phantsi kwemeko yoxinzelelo lokusebenza;②Phantsi kwemeko yoxinzelelo lokusebenza, amaxesha okuvula nokuvala aqhubekayo anokuqinisekisa ukuba ivalvu ivaliwe kakuhle;③Ukufunyanwa kwe-coefficient yokumelana nokuhamba kwevalvu phantsi kwemeko yokuhanjiswa kwamanzi kwipayipi.
5.2 Olu vavanyo lulandelayo kufuneka lwenziwe ngaphambi kokuba ivalvu iphume kumzi-mveliso:①Xa ivalvu ivuliwe, umzimba wevalvu kufuneka umelane novavanyo loxinzelelo lwangaphakathi oluphindwe kabini kunoxinzelelo olusebenzayo lwevalvu;②Xa ivalvu ivaliwe, omabini amacala kufuneka athwale uxinzelelo oluphindwe kalishumi elinanye lwevalvu, kungabikho kuvuza; kodwa ivalvu yebhabhathane etywiniweyo ngesinyithi, ixabiso lokuvuza alikho ngaphezu kweemfuno ezifanelekileyo.
6. Ukuthintela ukubola kweevalvu ngaphakathi nangaphandle
6.1 Ingaphakathi nangaphandle kweivalvuUmzimba (kuquka ibhokisi yokudlulisa isantya esiguquguqukayo) kufuneka kuqala uqhunyiswe ukuze kususwe isanti kunye nomhlwa, kwaye uzame ukutshiza nge-electrostatic i-epoxy resin engeyiyo ityhefu enobukhulu obuyi-0 ~ 3mm nangaphezulu. Xa kunzima ukutshiza nge-electrostatic i-epoxy resin engeyiyo ityhefu kwiivalvu ezinkulu kakhulu, ipeyinti ye-epoxy efanayo engeyiyo ityhefu nayo kufuneka ibhrashiwe kwaye itshizwe.
6.2 Ingaphakathi lomzimba wevalvu kunye nazo zonke iindawo zepleyiti yevalvu kufuneka zilwe ngokupheleleyo nokugqwala. Kwelinye icala, aziyi kugqwala xa zifakwe emanzini, kwaye akukho kugqwala kwe-electrochemical okuya kwenzeka phakathi kwezi metal zimbini; kwelinye icala, umphezulu uthambile ukunciphisa ukumelana namanzi.
6.3 Iimfuno zococeko ze-epoxy resin okanye ipeyinti yokulwa nokugqwala emzimbeni wevalvu kufuneka zibe nengxelo yovavanyo evela kwigunya elifanelekileyo. Iipropati zeekhemikhali kunye nezomzimba nazo kufuneka zihlangabezane neemfuno ezifanelekileyo
7. Ukupakishwa kunye nokuthuthwa kwevalvu
7.1 Amacala omabini evalvu kufuneka avalwe ngeepleyiti zokuthintela ukukhanya.
7.2 Iivalvu eziphakathi nezincinci ze-caliber mazibotshwe ngeentambo ze-straw zize zithuthwe zifakwe kwizikhongozeli.
7.3 Iivalvu ezinkulu zipakishwe ngokugcinwa kwesakhelo somthi okulula ukuthintela umonakalo ngexesha lokuthuthwa
8. Jonga incwadi yemiyalelo yefektri yevalvu
8.1 Ivalvu sisixhobo, kwaye le datha ilandelayo ifanelekileyo kufuneka iboniswe kwincwadi yemiyalelo yefektri: iinkcukacha zevalvu; imodeli; uxinzelelo lokusebenza; umgangatho wokuvelisa; izinto zomzimba wevalvu; izinto zesiqu sevalvu; izinto zokutywina; izinto zokupakisha umngxuma wevalvu; izinto zokubopha isiqu sevalvu; Izinto zokulwa nokugqwala; indlela yokuqalisa ukusebenza; iinguqu; i-torque yokuvula nokuvala phantsi koxinzelelo lokusebenza;
8.2 Igama likaIvalvu yeTWSumenzi; umhla wokwenziwa; inombolo yokulandelelana yefektri: ubunzima; umngxuma, inani lemingxuma, kunye nomgama phakathi kwemingxuma esembindini wento edibanisayoiflengiziboniswe kumzobo; ubukhulu bolawulo lobude, ububanzi, kunye nokuphakama; amaxesha okuvula nokuvala asebenzayo; i-Coefficient yokumelana nokuhamba kwevalvu; idatha efanelekileyo yokuhlolwa kwevalvu ngaphandle komzi-mveliso kunye namanyathelo okukhusela ukufakwa kunye nokugcinwa, njl.
Ixesha lokuposa: Jan-12-2023
