Inkambu ye-valve ezilawulayo idinga ukuguqulwa kanye nemboni ye-valve emisha inkambu enkulu yokwakhiwa kwe-valve kagesi ephakathi nendawo

Inkundla yamavalvu ezilawulayo idinga uguquko kanye nemboni emisha yamavalvu inkambu enkulu yokwakhiwa kwamavalvu kagesi aphakathi nendawo Kanye nentuthuko nenqubekelaphambili yesayensi nokuzwakalayo, umkhakha wamavalvu umi ngokuqinile ezweni lakithi. Ijubane lokuqanjwa kabusha kwezobuchwepheshe liyakhula ngesivinini, ukwakheka komkhiqizo wamavalvu obunjiniyela bemishini kwenziwa ngcono nakakhulu, ukuze i-valve ne-actuator ibe nezici ezingcono, intengo kawoyela ezinzile kanye nokwanda kokusetshenziswa kwegesi yemvelo kubangele ukwanda kokutshalwa kwezimali ku- izinga le-petrochemical, futhi likhuthaze isikhundla sokulawula ukuzimela emakethe. Inkundla yevalvu elawulayo ezimele idinga ukuguqulwa kanye nokuqanjwa okusha Imakethe yama-valve ekwazi ukuzimela ngokuzimela inomncintiswano omkhulu ezweni lakithi. Ukuthambekela kokuthuthuka kokuzimela komkhakha we-Adjusting-valve kuwukhiye enkampanini nasekukhathazekeni kwamakhasimende. Yiba muhle kakhulu emakethe isihloko esibalulekile sengxoxo. Okwamanje amabhizinisi amavalvu ezweni lakithi adinga ukusungulwa okusha okuqhubekayo, ukulungiswa kwesakhiwo semboni yemikhiqizo, ukuvuselela kanye nokuguqula impahla yendabuko, ukuze ibe yi-valve ebandakanyekayo. Izinhlinzeko zamabhizinisi amakhulu kufanele ziholele kulezi zici zomsebenzi onzima, ekuhlosweni kweShayina kube ukuthengwa kwamanye amazwe kwezimpahla ze-valve, kancane kancane ukuwina, ukuthuthukisa ikhono lemboni ye-valve yokulawula ukuzimela yaseShayina kanye nokuncintisana, kanye namabhizinisi amancane naphakathi. , enye iwukuba uyokwenza umsebenzi wokukhiqiza, wenze umsebenzi omuhle efekthri, wenze intuthuko enhle futhi eqinile, umsebenzi onzima wokuthuthukisa ukuphathwa, amathuluzi okucubungula aphelele, Ukuthuthukisa ikhwalithi yomkhiqizo nokunambitha nokuncintisana. I-valve uvemvane kagesi ukusetshenziswa kwamandla kagesi ngamakhasimende amandla, elula futhi enokwethenjelwa, futhi imithombo yenethiwekhi ziningi, ezimbili iyona valve self-ezilawulayo kuzo zonke izici izimo ukuze ahlupheke ukulinganiselwa ezithile, ngoba valve womoya self-regulating valve ngakho. esetshenziswa kune-valve butterfly valve complex, ochwepheshe abagunyaziwe benza ukuhlaziya okuningiliziwe ukuthi izinzuzo ze-valve butterfly zibaluleke kakhulu, i-valve yokuzilawula emakethe yokuncintisana isenkulu kakhulu, futhi eminyakeni eyikhulu akufanele iqedwe. , kanye ne-valve ezilawulayo kuzo zonke izinhlobo zezinto zokwakha kanye nezici zokuthuthukiswa, kusekhona isikhala esiningi sangaphakathi, ikakhulukazi ekuthuthukisweni nasekuklanyeni umsebenzi, ekufakweni kokuzwela nokufakwa kwe-valve, ukuvikelwa kwemvelo kanye nomsebenzi onzima wokonga amandla, umuzwa wangempela we-valve ezilawulayo ezimele emsebenzini we-actuator kagesi ukuze idlale ukusebenza kahle kwayo okukhulu kokukhiqiza kanye nezinga. Bheka phambili kakhulu ebhizinisini ngalinye ngaphansi kokuthuthukiswa kwethimba elizimele elisungula izinto ezintsha, ukuthuthukiswa komklamo we-valve wokulawula umoya, noma ngabe imikhiqizo engenhla ihlala ithuthuka, inkambiso yokuthuthuka yaleli qiniso nakuba izobhekana nazo zonke izinhlobo zobunzima. Ukuze ube yibhizinisi elikhulu elinamandla aqinile, wonke amabhizinisi amakhulu aqedwa ngokuthuthuka neThe Times. Ngakho-ke, izinga lekhono lokusungula izinto zobuchwepheshe ekugcineni lizonquma inzuzo yokuncintisana nezinzuzo zezomnotho zebhizinisi. Bese uthuthukisa ikhwalithi nesithombe senkundla ye-valve. Sithuthukisa futhi siklame isici sokuphepha esiphezulu, ukwethembeka okuphezulu kanye nokusebenza kahle kwempahla yeqophelo eliphezulu, ukuthuthukiswa nokuklanywa kwezikhali nemishini yobuchwepheshe bezobuchwepheshe bolwazi lwe-elekthronikhi ukuhlanganiswa kwamavalvu amakhulu namaphakathi, ukuthuthukiswa nokuklanywa kwempahla eguquguqukayo ukuhlanganiswa, ukumisa, ukuthuthukiswa kwendawo yonke. Okuqukethwe okuthile kukhombisa ukuthi lo mkhiqizo uhlobene nemboni yama-valve, ikakhulukazi ibhekisa ku-diameter enkulu yegesi kagesi ephakathi nendawo kagesi. Kunezinhlobo eziningi zama-valve ezicini zobuchwepheshe bokudala bemvelo, njenge-valve yesango, i-disc valve, i-valve yesango nokunye. Lolu hlobo lwe-valve, njenge-valve yesango, i-disc valve ngokuyinhloko yokulawula isango eliwuketshezi, elisindayo kakhulu, elibizayo kanye nokuntuleka kokuvala. I-valve yesango isetshenziswa ekuvuleni nasekuvaleni uketshezi lwe-steam, ngenxa yesizathu sesakhiwo, ayikwazi ukuqedela umphumela wokuvala, futhi ama-valve amancane ububanzi amancane kakhulu, izindleko ziphezulu. Lo mkhiqizo uhlongoza ngokucacile i-valve enkulu yegesi ephakathi kwegesi esetshenziselwa uphawu lokuphepha komzimba we-steam, uma kuqhathaniswa ne-valve yesango, i-disc valve, i-globe valve, hhayi nje kuphela engasindi, futhi ithuthukise kakhulu izici zokuvala ze-valve, ingenza ezihlukahlukene. wepayipi elikhulu ngokusebenzisa i-valve, ilungele izinhlobonhlobo zomgwaqo wepayipi lokungenisa umoya, Ukuxazulula ngokuphumelelayo inkinga yebhodlela ukuthi kunzima ukuvala i-valve yesango lapho isetshenziswa oketshezini lomzimba womhwamuko, ikakhulukazi i-valve engu-diameter encane uma isetshenziswa oketshezini lomzimba lomhwamuko. . Izixazululo zobuchwepheshe zalo mkhiqizo zimi kanje: I-valve kagesi ephakathi nendawo enkulu yobubanzi iqukethe igobolondo elingaphandle, igobolondo langaphandle linikezwa ngokulandelana kwe-base plate kanye ne-base plate, i-base plate ihlelwe ngaphezu kwe-base plate plate, isisekelo. ipuleti linikezwa imbobo yokungenisa umoya, ipuleti lesisekelo kanye nesisekelo sosizo sinikezwa ngobuningi bekholomu yomhlahlandlela, ikholomu yomhlahlandlela inikezwa ipuleti eligoqayo kanye nepuleti lokucindezela ukuze kusetshenziswe ukuvuleka nokuvalwa kwesango lembobo yokukhipha umoya, Isihlukanisi sokudlidliza sihlelwa phakathi kwepuleti lokucindezela nepuleti lesango, futhi idivayisi yokushayela eqondile ixhunywe nepuleti lokucindezela ukuze iphushe ukunyakaza okuqondile kwesokudla nokukwesokunxele. Inzwa yesigaba somkhawulo ophezulu inikezwa ku-pressure plate ukuhlola ubudlelwano bendawo emaphakathi phakathi kwe-pressure plate ne-gate plate, futhi inzwa yesigaba esinomkhawulo ophansi inikezwa ku- assist substrate ukuhlola ubudlelwano bendawo emaphakathi phakathi kwe-pressure plate kanye ukusiza i-substrate. Indandatho yokuvala enwebekayo ihlelwa phakathi kwezimbobo zokuvula ze-ram plate kanye ne-base plate. Ingemuva le-substrate linikezwa indebe yamafutha evaliwe enikezwa ngamafutha emifino avaliwe. Idivayisi yokushayela ewumugqa iqukethe inati eligxilile futhi eligxilile kupuleti lokucindezela, futhi isikulufu sebhola sihlelwa kumantongomane, futhi isikulufu sebhola sixhunywe ngesinciphisi, futhi isinciphisi siyalungiswa futhi sigxilile futhi sigxiliswe kunqama yosizo. Iphinikhodi yokuxhuma ihlelwe phakathi kwepuleti lokucindezela kanye nepuleti lesango. Inqama ihlinzekwa ngesikhuphukeli esivalayo sokuvala igebe phakathi kwesikulufu sebhola nenqama. Isamba senani lekholomu yomhlahlandlela yisine, futhi isihlukanisi sokudlidliza siqukethe iziphethu ze-torsion ezine ezihambisana nekholomu yomhlahlandlela ngayinye ngayinye, futhi isiphethu ngasinye se-torsion sisethwe kukholamu yomhlahlandlela ehambisanayo. Ipuleti lenqama lihlinzekwa ngeswishi yokuhamba yomshini ukuze kukhawulwe ukuvikelwa kwesinciphisi ngemva kokucekelwa phansi kwenzwa yesigaba, kanye neswishi yesibili yomshini wokuhamba yedivayisi yokuvikela isinciphisi ngemva kokucekelwa phansi kwenzwa yesigaba somkhawulo ophansi inikezwa kusizwa. i-substrate. Ngokusebenzisa ukucaciswa okungenhla kobuchwepheshe, umphumela osebenzayo osebenzayo walo mkhiqizo yilokhu: Ngenxa yokuthi igobolondo langaphandle le-valve kagesi ephakathi nendawo enobubanzi obukhulu linikezwa ngokulandelana kwe-base plate kanye ne-base plate, i-base plate inikezwe imbobo yokukhipha umoya. , ikholomu yomhlahlandlela inikezwa ipuleti eligoqayo nenqama, indawo emaphakathi yepuleti lokucindezela futhi inqama inikezwa isihlukanisi sokudlidliza, ipuleti lokucindezela lixhunywe nemishini yokushayela eqondile ukuze kuthuthukiswe ukunyakaza kwayo komugqa kwesokunxele nakwesokudla, i ipuleti lokucindezela linikezwa inzwa yesigaba esikhawulela, ukusiza i-base plate inikezwe inzwa yesigaba esinomkhawulo ophansi. Lapho sisebenza, isinciphisi siphusha isikulufu sebhola ukuze sizungeze. Ngokwamantongomane epuleti lokucindezela, ukunyakaza kwe-rotary kwesikulufu sebhola kuguqulwa kube ukunyakaza okuya phezulu naphansi kwepuleti lokucindezela. Ipuleti lokucindezela likhuthaza inqama ukuthi iye phezulu naphansi ngokuvumelana ne-torsion spring, ukuze ibone ukuvuleka nokuvalwa kwevalvu. Uma ufuna ukuvala i-valve, i-reducer shaft ishayela isikulufu sebhola ukuze sizungezise, ​​kukhona inadi elimeshayo elinesikulufu sebhola ku-pressure plate, isikulufu sebhola sibangela ukuthi ipuleti lokucindezela liye phezulu, futhi amakholomu amane ayisiqondiso aqinisekisa ibhalansi yepuleti lokucindezela lapho inqama ihambela phezulu, ipuleti lokucindezela licindezela isiphethu se-torsion, i-torsion spring icindezela inqama, inqama kanye ne-base plate yembobo yomoya phakathi nendandatho enwebekayo yokuvala, i-Seal ring perimeter ehlanganiswe nokuvala amafutha esitshalo, indandatho yophawu lokucindezela kwenqama, ukunikezwa kwegesi kuvaliwe. Inzwa yendawo ekhawulelayo ithola ubudlelwano bendawo phakathi kwepuleti lokucindezela nenqama, futhi ingcindezi eyanele yokusebenza eqoqwe isiphethu se-torsion ingagxisha futhi ivale imbobo yokukhipha umoya. Inzwa ithola isignali yedatha futhi ilawula isinciphisi ukuze siyeke ukuzungezisa. Ngale ndlela, ngemva kokuba inqama ivale futhi ivale imbobo yokungenisa umoya, ipuleti lokucindezela alikwazi ukuqhubeka nokusebenza, elingakwazi kuphela ukuqinisekisa ukuqiniswa kwenqama, kodwa futhi ligweme ukubhujiswa kwemishini yomshini. Lapho i-valve izovulwa, i-motor shaft ijikeleza ngokuphambene, kanye nenzwa yesigaba somkhawulo ophansi lapho ipuleti lokucindezela lifika endaweni enikeziwe, isignali yedatha iyatholakala, injini iyayeka ukujikeleza futhi i-valve ivuliwe. . Uhlobo lwesakhiwo salo mkhiqizo lusebenzisa i-torsion spring ukuze lube nomphumela wenkulumo elandelayo, ukuze kuqinisekiswe ukuthi inqama kufanele icindezeleke, futhi amakholomu amane omhlahlandlela ayasebenzisana, ukuze inqama ikwazi ukuthwala amandla alinganayo; Okwesibili, inganikeza ukusebenza kwemoto okungenalutho okwanele ukukhombisa indawo yangaphakathi, ukujikeleza kwe-motor ngaphezulu noma okuncane kungaqinisekisa umphumela wangempela wokubekwa uphawu, futhi ulawule ngempumelelo ikhwalithi nempilo yesevisi ye-valve; Okwesithathu, ngokuya ngephini lokuxhuma inqama yokugoqa, ingcindezi yokuqala yokusebenza inikezwa i-torsion spring, ukuze inqama ebambayo kanye nenqama yokubopha igcine ubuhlobo bendawo ye-cuboid, ukuze kuthi lapho isikulufu sebhola sizungeza, inqama yokugoqa ikwazi ukuginqika ngokukhululeka. kukholamu yomhlahlandlela, futhi akulula ukubambeka. Umsunguli uklama isakhiwo sokuvala amapuleti salolu hlobo lwe-valve elawulayo kagesi ngokuvumelana nekhono lokucabanga elisha. I-valve ivalwe ukucindezela okuphakathi phakathi kwenqama ne-elastic gasket, futhi i-gasket inokunwebeka okuthile. Inqama kuphela engafinyelela ingcindezi ethile yokusebenza, engafinyelela ukubekwa uphawu okuhle futhi ithuthukise kakhulu izici zokuvala ze-valve. Ngenxa yokuthi ingemuva le-substrate linikezwa inkomishi kawoyela yokuvala, qhubeka ugcwalise futhi uthuthukise umphumela wangempela wokuvala we-elastic gasket. Ngenxa yokuthi inqama ihlinzekwa ngesikhuphukeli esivalayo, ingavala kahle igebe phakathi kwesikulufu sebhola nenqama. Ngenxa yokuthi inqama ihlinzekwa ngeswishi yokuhamba yedivayisi engumshini, iswishi yesibili yomshini wokuhamba inikezwa ku-base plate. Uma inzwa yesigaba esikhawulelayo ilimele, lapho ipuleti lokucindezela liseduze kakhulu nenqama, indawo evamile yokuvala yeswishi yomshini wokuhamba izophulwa, futhi ukunikezwa kwamandla kwesinciphisi kuzoma; Uma inzwa yesigaba somkhawulo ophansi ichithwa, ipuleti lokucindezela liseduze kakhulu ne-substrate yokusiza, inkinobho yesibili yedivayisi ewumshini ngokuvamile ivaleka iphuzu, isinciphisi simisa ukunikezwa kwamandla, ukuze i-valve inakekelwe kangcono ngaphandle kokulimala. Ngokuvamile, lo mkhiqizo usetshenziselwa uphawu lwesiteshi sokuphepha somusi, uma kuqhathaniswa ne-valve yesango, i-disc valve, i-globe valve, hhayi nje kuphela engasindi, futhi ithuthukise kakhulu izici zokuvala ze-valve, ingenza ipayipi elikhulu elihlukahlukene ngokusebenzisa i-valve, ilungele umgwaqo wepayipi wokungenisa umoya ohlukahlukene, ukuxazulula ngempumelelo i-valve yesango esetshenziswa oketshezini lwesitimu, ikakhulukazi i-valve encane yobubanzi esetshenziswa oketshezini lwesitimu ukuze kuzuzwe inkinga yokuvala ibhodlela. Inokubaluleka okufinyelele kude emkhakheni wama-valve.