Ukufundisa ukusetyenziswa okufanelekileyo kweevalvu ukunciphisa iindlela ezithile zokungaphumeleli kwevalve eziqhelekileyo ezahlukeneyo kunye nokuqaliswa kwevalve

Ukufundisa ukusetyenziswa okufanelekileyo kweevalve zokunciphisa iindlela ezithile zokusilela kwevalve eziqhelekileyo ezahlukeneyo iivalve ngokubanzi kunye nokufakwa kwevalve Kuba iintlobo ngeentlobo zeevalvu kwisoftware yenkqubo ye-chiller zidlala indima yokulungelelanisa nokulawula ukuhamba komphunga kunye nolwelo. Ke ngoko, umgangatho wemveliso yawo udlala indima ebalulekileyo ekusebenzeni okuqhelekileyo kwesoftware yenkqubo ye-industrial chiller. Ngexesha elifanayo, ukusebenza kunye nokusetyenziswa kwe-valve akukhathaleli ukukhokelela ekuvuzeni (kubandakanywa ukuvezwa kunye nokuvuza), i-valve deformation, ukugoba, ukuqhekeka, njl., kuchaphazela ukusebenza okuqhelekileyo kwenkqubo yokusebenza. Ezinye iintsilelo eziqhelekileyo zevalve zidla ngokuba sisiphumo sokusebenza okungalunganga. Ngoko ke, ukusetyenziswa okufanelekileyo kweevalve kukuqinisekisa okuqinileyo ukunciphisa ukusilela kweevalve eziqhelekileyo. Ngenxa yokuba iintlobo ngeentlobo iivalvu kwinkqubo chiller software ukudlala indima yokulungelelanisa nokulawula ukuhamba umphunga kunye nolwelo. Ke ngoko, umgangatho wemveliso yawo udlala indima ebalulekileyo ekusebenzeni okuqhelekileyo kwesoftware yenkqubo ye-industrial chiller. Ngexesha elifanayo, ukusebenza kunye nokusetyenziswa kwe-valve akukhathaleli ukukhokelela ekuvuzeni (kubandakanywa ukuvezwa kunye nokuvuza), i-valve deformation, ukugoba, ukuqhekeka, njl., kuchaphazela ukusebenza okuqhelekileyo kwenkqubo yokusebenza. Ezinye iintsilelo eziqhelekileyo zevalve zidla ngokuba sisiphumo sokusebenza okungalunganga. Njengoko ivelufa enkulu yokuvula, ngaphandle omnye komnye ngexesha lokunikezelwa komsebenzi wokunikezela ecacileyo, wathatha emva kokuba ifunyenwe ngokwendlela yedatha yedatha akwanelanga, ngempazamo bacinge ukuba ivalve ayivuli okanye ivula idigri akwanelanga, ukuqhubela phambili ukuvulwa kwakhona. , njengokuba kwi-specialty yaqala ukwandisa ingalo Kwaye kunzima kakhulu kunye ne-valve rod deformation, i-goba, i-rupture, njl. ① Xa ivalve ivuliwe kwaye ivaliwe, akuvumelekanga ngokungqongqo ukusebenzisa amandla amaninzi kunye nokwandisa ingalo yomzuzu. (2) Xa ivalve ikwiqondo elikhulu lokuvula, ivili lesandla kufuneka lijikelezwe 1 ~ 2 amaxesha ukunqanda ukuvuleka kwazo zonke ingcinga ngempazamo ivaliwe kwaye yenze owona msebenzi. 3 ukugcwalisa igumbi lezinto eziphathekayo. Ukuze uthintele ukuvuza ecaleni kwesikhondo, nciphisa ukukhuhlana okomileyo, kuthintele ukulunywa kwesikhondo, uze wenze ivalve ivuleke kwaye ivaleke lula. Ivalve engasetyenziswa rhoqo ingavulwa kwaye ivalwe ngexesha phantsi kwemeko yokulungiswa kwenkqubo. (4) ivalve iyavala, ukuba umntu akakwazi ukucima itywina, undoqo wevalve kukuphucula ezinye, njengesondo levalve ukuvula i-azimuth ejikelezayo isangqa se-1 ~ 2), ukuhamba okukhawulezileyo okuphakathi kwinkqubo yesivalo. Iivalvu zesango ezingundoqo kunye noxinzelelo oluphezulu lokugungxulwa, ukususa iivalvu zesango loxinzelelo oluphezulu kunye nentliziyo yevalve yamasuntswana egranular, emva kokuba itshixeke ngamandla kwakhona. ⑤ Ivili lesandla kwivalve akufuneki lithatyathwe ukuba lisetyenziselwe lona, ​​ukuze lithintele ukuba lingafunyanwa kwisicelo esingxamisekileyo. Kuko konke ukusebenza okuqhelekileyo okanye kwivalve yefluorine emva kokuvalwa, umnqwazi wokutywina kufuneka uqiniswe ukukhusela isikhenkcezisi ukuba singavuzi ngaphandle kwesikhondo sevalvu. Ngokubanzi, ezinye izixhobo ezikhethekileyo (ezifana ne-wrench) azinakusetyenziswa ukutshintsha i-valve handwheel ukwenza umsebenzi wangempela. Ukuba i-valve ifuna ukuchithwa kwaye ilungiswe, isiphelo sokuqala sevalve kufuneka siqhawulwe kwaye sikhutshwe kwi-software yenkqubo, oko kukuthi, cima ivalve efanelekileyo, kwaye emva koko uvule i-compressor yefriji, ivalve kunye nokudibanisa okuhambelanayo. umbhobho wefriji kangangoko kunokwenzeka. Kwangaxeshanye, lungiselela i-disassembly kunye nendibano kwangaphambili (umzekelo, nxiba iiglavu zerabha, ulungiselele imaski yegesi ye-ammonia inkqubo yesoftware, kwaye uvule fan ye-centrifugal kwiingozi zokhuseleko ukwenza umoya wendalo). I-Disassembly ayifanele ijongane nevalve yokuqukuqela enye, ukunqanda ukwenzakala kwekhefu lomphunga, kwi-disassembly ye-valve nut enye, eyokuqala kufuneka ibe yi-symmetrical ekhululekileyo kodwa akufuneki ifumane, njengevalve yokuqukuqela enye ikhululekile, akukho khefu lefriji. xa ukhulula, ukuba kusekho ikhefu lesikhenkcezisi, i-valve eyodwa yokuhamba kufuneka igxininiswe, fumana isizathu kwaye uyisuse kwakhona emva kokuqhawula. Zonke iintlobo zeevalvu zendalo yonke kunye neevalvu zishwankathelwa A, iivalvu zevalvu yebhola, iindawo ezivulekileyo nezivaliweyo (ibhola) eziqhutywa sisikhondo sevalvu, kwaye zijikeleze umgca osembindini wevalve yemisebenzi ejikelezayo yevalvu. Iimpawu: I-1, ukuxhathisa ukunxiba: kuba ingundoqo yevalve yebhola yokutywina i-carbon steel spray welding, ikhonkco lokutywina yi-carbon steel spray welding, ngoko ke ivalve yebhola yokutywina akulula ukwenza umonakalo omkhulu xa ukutshintshwa kwamandla. (Unesalathisi sokuqina kwe-65-70) : 2, umsebenzi wokutywina olungileyo: kuba ukutywinwa kwevalve yebhola etywiniweyo kukusetyenziswa kokusila komntu, de kube i-valve core kunye neringi yokutywina ihambelana ngokupheleleyo ingasetyenziswa. Ngoko ubume bakhe obungangeni moya buvakala. I-3, ukukhanya kokutshintsha amandla: kuba umzantsi weringi yokutywina yevalve yebhola yokutywina isebenzisa i-torsion spring ukwenza umsesane wokutywina kunye nombindi wevalve ubanjelwe ngokuqinileyo, ngoko ke umbane ulula kakhulu xa amandla angaphandle edlula amandla okuqinisa. umthombo we-torsion. I-4, ubomi benkonzo ende: isetyenziswe ngokubanzi kwioli ekrwada, kwizityalo zekhemikhali, ukuveliswa kwamandla, ishishini lephepha, amandla enyukliya, iinqwelomoya, iirokethi kunye nezinye iiyunithi, kunye nobomi bemihla ngemihla bomntu wonke. I-Advantage: I-Advantages: I-1, ukuthintela ulwelo kuncinci, kwaye i-coefficient yayo yokumelana nayo iyafana nombhobho wobukhulu obufanayo. I-2, isakhiwo esilula, ubungakanani obuncinci, ubunzima obulula. I-3, kufutshane ne-spectrum, kunye ne-valve surface ekrwada izinto ezisetyenzisiweyo zeplastiki, ukungangeni komoya okulungileyo, kwisixhobo se-ultrafiltration sele sisetyenzisiwe. 4. Ukusebenza okusebenzayo kukulungele, ukuvulwa ngokukhawuleza kunye nokuvala, kufuneka kuphela ukujikeleza i-90 ° ukusuka ekuvuleni ukuya ekuvaleni, okuhambelana nokusebenza okude. I-5, ukugcinwa okufanelekileyo, isakhiwo sevalve yebhola elula, umsesane wokutywina ngokuqhelekileyo zonke izenzo, ukuchithwa kunye nokutshintshwa kulungele kakhulu. I-6, usetyenziso olubanzi, ububanzi bombhobho ukusuka kwincinci ukuya kwiimilimitha ezimbalwa, ezinkulu ukuya kwiimitha ezingaphi, ipompo ye-vacuum ephezulu okanye uxinzelelo oluphezulu lunokusetyenziswa. Ivalve yokumisa (1) Ivalve yesango lomlilo: Jikelezisa ivili lesandla ukunyusa okanye ukuthoba ipleyiti enentunja edityaniswe nesikhondo sevalve ngokokuhamba okanye ukurhoxiswa kwamazinyo esijiva sevili lesandla kunye nesiqu sevalvu, ukuze kwaye uvale umsebenzi. Iivalve zesango lomlilo zineenzuzo ezilandelayo: 1, isithintelo samanzi sincinci, umphezulu uhlanjwe kwaye ugxininiswe yi-medium. 2, vula kwaye uvale umzamo ongakumbi. I-3, ukungena okuphakathi akukhawulelwanga, akukho kuphazamiseka, akukho kuncipha koxinzelelo. I-4, umzimba olula, ubungakanani obufutshane besakhiwo, imveliso elungileyo kunye nokusebenza kwenkqubo yokuvelisa, indawo ebanzi yesicelo. Iziphene zevalve yesango lomlilo zimi ngolu hlobo lulandelayo: 1, umbindi womphezulu kulula ukubangela ukhukuliseko kunye ne-abrasion, ukugcinwa kunzima kakhulu. 2, ubungakanani bukhulu kakhulu, ukuvulwa kufuneka kube yindawo ethile yangaphakathi, ixesha elide lokuvula kunye nokuvala. 3, isakhiwo sinzima. (ezimbini) ivalve yesango yentonga emnyama: ikwabizwa ngokuba ivelufa yeglowubhu yerotary (ekwabizwa ngokuba yivalve yesango yerod emnyama). I-stem nut icwangciswe kwivalve yesango, kwaye isondo lesandla liyajikeleza ukutyhala isiqu ukuba sijikeleze, kwaye ivalve yesango iphakanyisiwe. Ngokuqhelekileyo kukho intambo ye-trapezoidal ezantsi kwesiqu. Ngokwamazinyo e-valve esezantsi kunye ne-groove yesikhokelo kwivalve yepiston, umsebenzi wokujikeleza uba yintshukumo efanayo yomgca, oko kukuthi, eyona torque yokusebenza iba yeyona nto iqhubayo. Ezintathu, ivelufa idiskhi: ivelufa butterfly, eyaziwa ngokuba ivelufa hook hook, lulwakhiwo olulula ivalve elawulayo, ingasetyenziswa njengombhobho ophantsi voltage medium switch uhlengahlengiso ivelufa disc kukucima iinxalenye (ivalve yepiston okanye ipleyiti butterfly) kwi-disc, ngokuqinileyo ujikeleze i-valve shaft ukuvula nokuvala ivalve. Eyesine, ivalve yokumisa: ivalve yokujonga ibhekisa ekuhambeni kwendlela ephakathi ngokwayo kunye nevalve yepiston evulelekileyo kwaye ivale, esetyenziselwa ukunqanda ivalve ephakathi, ekwaziwa ngokuba yivalve ebuyela umva, ivalve ye-throttle, ivalve ebuyela umva, kunye nevalve yoxinzelelo yangasemva. I-valve yokukhangela i-valve yohlobo lwe-valve oluzenzekelayo, umsebenzi wayo ophambili kukuphepha i-countercurrent medium, ukuphepha ipompo kunye nokukhuthaza i-motor ukuguqula, kunye nezixhobo zayo zokukhululwa okuphakathi. Eyesihlanu, ivalve: ivalve yokhuseleko yindawo evulekileyo kwaye ivaliweyo phantsi kwamandla angaphandle ibekwe kwindawo eqhelekileyo evaliweyo, xa uxinzelelo oluphakathi kwiziko okanye umbhobho ukhuphuka ngaphaya kwexabiso eliqhelekileyo, ngokwenkqubo yokuthintela uxinzelelo oluphakathi kwindawo. umbhobho okanye izibonelelo ezingaphaya kwedatha echaziweyo yevalve eyodwa. I-valve yeyodidi lwe-valve ye-self-valve, isetyenziselwa kakhulu kwisithando sokufudumala, isitya soxinzelelo kunye nombhobho, uxinzelelo lokusebenza aludluli ixabiso eliqhelekileyo, kukhuseleko lobomi kunye nokusebenza kwezibonelelo zempembelelo yesiqinisekiso esiphambili. Isithandathu, ukuvuza okuphantsi kunye ne-valve yokutywina ephezulu: indima yokuvuza okuphantsi kunye ne-valve yokutywina ephezulu: kukuphepha isofthiwe yenkqubo ngenxa yokuqokelela ukuvuza kwe-steam okubangelwa kukungasebenzi kakuhle kwe-software yenkqubo kwaye ifakwe kwi-valve yepayipi. Ifakwe kumbhobho wokuqalisa, ngokuqhelekileyo kwimeko evulekileyo, kuphela kuxinzelelo lokungena ukuseta uxinzelelo lokuvala, umsebenzi wayo ophambili kukususa ukuvuza ngenxa yevalve yepneumatic Seven, ivalve elawula uxinzelelo (a) ivalve yokunciphisa uxinzelelo olulinganayo. : Ukuvulwa kwevalve yokulinga konke kukusebenzisa ibholithi yohlengahlengiso oluphezulu lwe-ankile ngasekunene, ukwenzela ukuba ukuqina okubangelwa kukunyanzeliswa kwe-spring torsion, ukuze i-valve yokuqhuba i-pulse damper ithobe phantsi, isiphumo samandla kwi-valufa yokuqhuba i-crankshaft, ukuze i-offset phantsi ukuvula ivalve yokulinga. Xa ivalve yokulinga ivulwa, umphunga onyukayo nowasezantsi usiya kumngxuma A wecandelo lombhobho womphunga ngokusebenzisa umjelo wokhuseleko we-α (ulungelelwaniso lokhuseleko lwejelo), ngevalve yokulingwa ukuya kumngxuma weringi yevalve, ukusuka kumjelo wokhuseleko we-β kwangoko. ithunyelwe kwisifuba kunye nesisu sombhobho wepiston yentonga engezantsi. Ngaphantsi konikezelo oluqhubekayo lomphunga kwigumbi A, uxinzelelo luphakama ngokuqhubekayo, olukhuthaza intonga yepiston ukuba isilayidi kwaye ivule i-valve yokusabalalisa. Ngeli xesha, umlambo ongapheliyo womphunga uphuma kwigumbi A ukuya kwigumbi B. Xa umthwalo kwigumbi B lecandelo lokungena kunye nelokuphuma eliphakathi kunye nezantsi lifikelela, i-steam engaphezulu yenza ukuba uxinzelelo kwi-chamber B luqhubeke nokunyuka. Uxinzelelo oluqhubekayo lokunyuka ngokwejelo lokhuseleko γ (uxinzelelo lwejelo lokhuseleko lokungeniswa kwamagnetic) ingxelo kwigumbi lokuqhuba ivalve pulse damper, ivalve yokuqhuba idiaphragm ukuya phezulu kwiconvex, lahla isiphelo esiphezulu sohlengahlengiso loxinzelelo lwasentwasahlobo lwe-torsion, ivelufa yokulinga. incinci okanye ivaliwe. Ngaphaya koko, jikisa okanye ucime umthombo womphunga ukusuka kumsinga onyukayo kunye nosezantsi α kwindlela ekhuselekileyo. Xa uxinzelelo lwe-thoracic kunye nesisu se-cylinder ye-piston luyancipha, i-valve yokusabalalisa iyahlengahlengiswa okanye ivalwe phantsi kwempembelelo ye-torsion spring calibration engezantsi, ngoko ke uxinzelelo kwi-B cavity luyancipha ngokuthe ngcembe, ukuze kufezekiswe injongo umjikelo we-transformer. (ezimbini) uhlobo olukhawulezileyo lwevalve yokulawula uxinzelelo: isiphumo esikhawulezileyo se-torsion spring ifilimu yeplastiki uhlobo loxinzelelo lwevalve elawula ivalve kwangoko isiphumo se-torsion spring ifilimu yeplastiki yohlobo loxinzelelo olulawula isitshixo sevalve ngokulungelelanisa intwasahlobo ye-torsion, i-pulse damper, intonga yepiston, ivalve yesango loxinzelelo oluphezulu, ivalve yepiston kunye nezinye. iinxalenye. I-Pulse damper isetyenziselwa ukutyhala ivalve yepiston ngokukhawuleza kwaye ilungelelanise iqondo lokuvula idiskhi yoxinzelelo ukukhulula uxinzelelo kunye nokuzinzisa ityhubhu yoxinzelelo. (3) Ivalve yokulawula uxinzelelo: Ivalve yokulawula uxinzelelo isetyenziswa kwivalve yoncedo eqhutywayo isemzimbeni wokuvula kunye nokuvala i-medium ukulungisa ukuvuleka kwezithuthi, ukunciphisa uxinzelelo lwendlela, kwangaxeshanye uthembele. kwimpembelelo yevalve emva kokulungiswa koxinzelelo lokuvula nokuvala ukuvulwa, gcina i-valve emva koxinzelelo kwindawo ethile, uxinzelelo lokutshintshwa kweemeko eziqhubekayo, ukugcina udidi lwangaphakathi kunye noxinzelelo lwangaphandle ekusekweni Emva kokugcinwa kokuveliswa kwemveliso yemihla ngemihla. izixhobo. Esibhozo, ivalve yebhola edadayo: iidada ezidadayo zifuna ukudada elwandle ukusuka ekuqaleni ukuya ekupheleni, xa umlambo usanda, iidada ezidadayo nazo zilandela ukunyuka. Ukukhukuliseka kutyhalela phezulu i-crankshaft. I-crankshaft idityaniswe kwivalve kwelinye icala, kwaye xa iphakanyiselwe kwindawo ethile, i-crankshaft ixhasa i-plastic piston rod pad, evalelwe ngamanzi. Njengoko inqanaba lamanzi lisihla, i-float iyahla, kwaye i-crankshaft ityhala i-piston rod pad ivuleke.