Isiqulatho
1. Yintoni ivili lesandla sevalve yokulawula?
2. Zeziphi iintlobo zamavili esandla sevalvu yolawulo?
3. Indlela yokukhetha izinto eziphathekayo zevalve yesandla sokulawula?
4. Indlela yokusebenzisa ivili lesandla sevalve yokulawula ngokuchanekileyo?
5. Zeziphi iindawo zokugcina ivili lesandla sevalvu yokulawula?
6. Iyintoni indima yesandla sevalve yokulawula kwinkqubo yolawulo oluzenzekelayo?
1. Yintoni ivili lesandla sevalve yokulawula?
Icontrol valve handwheelyinxalenye yokusebenza yencwadana efakwe kwi-valve yokulawula, ngokuqhelekileyo kwidiski okanye ukumila okufanayo. Umsebenzisi ujikelezisa ivili lesandla ukuqhuba isiqu sevalve ukuya phezulu nasezantsi okanye ukujikeleza, ngaloo ndlela utshintsha ukuvuleka kwevalve kunye nokuqonda uhlengahlengiso lwesandla lokuhamba kolwelo, uxinzelelo kunye nezinye iiparamitha. Xa inkqubo yokulawula ngokuzenzekelayo ingaphumeleli okanye ukungenelela kwe-manual kuyadingeka, i-valve yokulawula i-handwheel iba yindlela yokusebenza ephambili yokuqinisekisa ukuba inkqubo yokuvelisa iyakwazi ukuqhubeka nokusebenza ngokuzinzile.
2. Zeziphi iintlobo zamavili esandla sevalvu yolawulo?
(1.) Ivili lesandla elinomgca: Isetyenziswa kakhulu kwiivalvu zolawulo, ezifana{1}}nezitulo zesitulo kunye{2}}nezitulo eziphindwe kabini. Xa i-handwheel ijikeleza, i-valve stem ihamba ngokulandelelana ngokugqithiswa kwentambo, itshintsha ngokuthe ngqo indawo yokuhamba phakathi kwesiseko sevalve kunye nesitulo sevalve.
(2.) I-Angular handwheel: Ifanelekile kwiivalve zokulawula i-angular, ezifana neevalve zebhola kunye ne-butterfly valves. Xa olu hlobo lwe-handwheel lujikeleza, luqhuba i-valve stem ukuba ijikeleze kwi-angle ethile, ngaloo ndlela iqonda ukuvulwa kunye nokuvala i-valve kunye nokulungelelanisa ukuvula.
(3.) -Ivili lesandla elingena kuqhushumbo: Kwezinye iimeko ezinobungozi apho kukho iirhasi ezinokutsha neziqhumayo okanye uthuli, kufuneka amavili angangenwa lugqabhuko-dubulo. Yenzelwe ngokukhethekileyo kwaye yenzelwe ukuthintela ngokufanelekileyo iingozi eziqhumayo ezibangelwa ngumbane ongatshintshiyo kunye neentlantsi eziveliswa kukusebenza kwevili lesandla.
3. Indlela yokukhetha izinto eziphathekayo zevalve yesandla sokulawula?
Hangzhou Xiaoshan Chuangye Metal Processing Co., Ltd.yinkampani ejongene nemveliso kunye nentengiso yeentlobo ezahlukeneyo zamavili ezandla. Yasekwa ngo-2002 kwaye ikomkhulu layo likwiSithili saseXiaoshan, eHangzhou. Iimveliso zayo eziphambili ziquka i-handwheels yensimbi engenasici, i-welded handwheels, i-handwheels enesitampu, i-aluminium alloy handwheels, njl. Ngelo xesha, ubungakanani, imilo, umbala, unyango lomphezulu, uphawu, njl njl.
Inzuzo yethu
Ukuthembeka okuphezulu
Isakhiwo esilula somatshini siqinisekisa ukuzinza kunye nokuthembeka kokusebenza. Ekubeni i-handwheel ayifuni izinto eziyinkimbinkimbi zombane okanye i-pneumatic, inokusebenza ngokuqhelekileyo kwiindawo ezahlukeneyo ezinzima.
Ukusebenza okunamandla
I-handwheel ifanelekile kwiindidi ezahlukeneyo zeevalve zokulawula, kubandakanywa iivalve zebhola, i-butterfly valves kunye ne-stop valves, kwaye inokulungelelanisa ukuhamba, uxinzelelo kunye nokuvulwa ngokupheleleyo kunye nokuvala imeko yolwelo.
Ihlala ixesha elide
Ukusetyenziswa kwe-zemathiriyeli ekumgangatho ophezulu, njengentsimbi engaxutywanga, inokuqina okugqwesileyo kwaye inokumelana{1}}nobunzulu bokusebenza kunye nokusetyenziswa kweemfuno phantsi kweemeko zokusebenza ezinzima ixesha elide.
UkuSebenza okuLula kunye nokuSebenzayo
Ukuvulwa kwevalve kunokulungiswa ngokuchanekileyo ngokujikeleza nje, ngaphandle kwemfuneko yezakhono zobungcali. Xa kuthelekiswa nezixhobo zokulawula umbane ezintsonkothileyo, amavili ezandla anexabiso eliphantsi kwaye anoqoqosho ngakumbi ukufaka nokusebenza.
(1.) Izinto zentsimbi yokuphosa: ixabiso eliphantsi, elinamandla athile kunye nokumelana nomhlwa, kufanelekile kumashishini athile aqhelekileyo aneemfuno eziphantsi zokuxhathisa umhlwa kunye noxinzelelo oluphantsi kunye nobushushu, njenge.I-Handwheel yeValve yokuSebenzas kwimibhobho yamanzi ngokubanzi kunye nogutyulo.
(2.) Izinto zensimbi ezingenasici: ukuxhathisa okuqinileyo kwe-corrosion, ngokukhethekileyo kukulungele ukusetyenziswa kwiindawo ezineendaba ezinobungozi (ezifana ne-acids, alkalis, njl.). Ngelo xesha, insimbi engenasici inamandla aphezulu kwaye inokumelana nemikhosi emikhulu yokusebenza. Ihlala isetyenziswa kwiivalvu zokulawula kumashishini ekhemikhali, ukutya kunye nesiselo.
(3.) I-aluminium alloy material: ubunzima bokukhanya, ukuxhathisa okulungileyo kokubola kunye namandla athile. Ihlala isetyenziswa ngamaxesha aneemfuno zobunzima, njengeevalvu ezincinci zokulawula ezifuna ukusebenza rhoqo kwevili lesandla, okanye kwiindawo ezikhethekileyo ezifana ne-aerospace eneemfuno ezingqongqo zokunciphisa izixhobo.
4. Indlela yokusebenzisa ivili lesandla sevalve yokulawula ngokuchanekileyo?
(1.) Uhlolo{1}}phambi kokusebenza: Phambi kokuba usebenzise ivili lesandla, jonga uphawu lobume bevalvu ukuze uqinisekise ukuba ivalve ngoku ivuliwe okanye ivaliwe, nokuba ukusebenza ngesandla kuvunyelwe. Kwangaxeshanye, khangela ukuba ivili lesandla lonakele, likhululekile, okanye aliqhelekanga.
(2.) Isalathiso sokujikeleza: Ubudlelwane phakathi kwendlela yokujikeleza kwevili lesandla kunye nokuvulwa kwevalvu inokwahluka kwiintlobo ezahlukeneyo zeevalvu. Ngokubanzi, ukujikelezisa ivili lesandla ngokwewotshi kuvala ivalve, kwaye ukujikelezisa ivili lesandla ngasekhohlo kuvula ivalve. Nangona kunjalo, ngaphambi kokuba usebenze, qiniseka ukuba uqinisekisa imigaqo ethile yokujikeleza kwevalve. Ungabhekisa kuphawu olukwivalvu okanye kwincwadana yokusebenza efanelekileyo.
(3.) Amandla okusebenza: Xa usebenzisa ivili lesandla, sebenzisa amandla ngokuthe ngcembe ukuze ugweme ukunyanzeliswa ngokukhawuleza nangokugqithisileyo. Ukuba uvakalelwa kukuba ukuxhathisa kukhulu kakhulu, musa ukuwunyanzela. Okokuqala, khangela ukuba i-valve ibanjwe zizinto zangaphandle, ingaba i-valve stem is rusted, njl., kwaye emva koko usebenze emva kokusombulula ingxaki.
5. Zeziphi iindawo zokugcina ivili lesandla sevalvu yokulawula?
(1.) Ukucoca rhoqo: Umphezulu we-handwheel kufuneka uhlambuluke rhoqo ukususa uthuli, ioli kunye nezinye izinto ezingcolileyo ukukhusela ezi zinto ukuba zingangeni ukudibanisa phakathi kwe-handwheel kunye ne-valve stem kunye nokuchaphazela ukuguquguquka kokusebenza. Umphezulu we-handwheel unokusulwa ngelaphu elicocekileyo. Kumabala anenkani, isicoci esifanelekileyo singasetyenziselwa ukusicoca.
(2.) Ukuthambisa kunye nokugcinwa: Thambisa iindawo zothumelo zesondo lesandla (njengenxalenye ephothiweyo) rhoqo. Sebenzisa izithambisi ezifanelekileyo, ezifana nebhotolo, ioyile yokuthambisa, njl. njl., ukugalela kwindawo enemisonto ukunciphisa ukukhuhlana nokuqinisekisa ukusebenza kakuhle kwevili lesandla. Ngokuqhelekileyo, ukuthambisa kwenziwa ngamaxesha aqhelekileyo (njengeenyanga ezi-3-6, kuxhomekeke kusetyenziso lwangempela).
(3.) Jonga kwaye uqinise: Jonga ukuba unxibelelwano phakathi kwevili lesandla kunye nesiqu sevalve luqinile kwaye ukuba amandongomane, iibholiti kunye nezinye iindawo kwivili lesandla zikhululekile. Ukuba kukho nakuphi na ukukhululeka, yiqinise kwangethuba ukuthintela ukuba ivili lesandla lingawi ngexesha lokusebenza kwaye libangele iingozi zokhuseleko.
(4.) Anti{1}}unyango lokutya: Kumavili esandla kwindawo enomhlwa, amanyathelo achasene{2}}nomhlwa kufuneka athathwe. Umzekelo, lungisa rhoqo i-anti{4}}i-corrosion coating kwi-handwheel surface. Ukuba ufumana iimpawu zokubola, buyisela ivili lesandla ngexesha okanye uthathe amanyathelo afanelekileyo okulungisa.
6. Iyintoni indima yesandla sevalve yokulawula kwinkqubo yolawulo oluzenzekelayo?
Kwinkqubo yokulawula ngokuzenzekelayo, i-valve yokulawula idla ngokulungiswa ngokuzenzekelayo ngumlawuli ngokweeparamitha ezicwangcisiweyo kunye nezibonakaliso zempendulo. Nangona kunjalo, iUmgangatho weCarbon Steel Handwheelibaluleke kakhulu njengendlela yokusebenza yokugcina. Xa inkqubo yokulawula ngokuzenzekelayo ingaphumeleli, njengokungaphumeleli kwenzwa okanye ukuphazamiseka komlawuli, umqhubi unokulungelelanisa ngesandla ukuvulwa kwe-valve ngokusebenzisa i-handwheel ukuze kugcinwe umsebenzi osisiseko wenkqubo yokuvelisa kunye nokuphepha ukuphazamiseka kwemveliso okanye izingozi zokhuseleko ezibangelwa ukungaphumeleli kwenkqubo. Ukongeza, ngexesha lokulungiswa kwenkqubo kunye nokugcinwa kwezixhobo, kudla ngokuyimfuneko ukulungelelanisa ngesandla i-valve ngesondo lesandla ukuze kulungiswe ngokuchanekileyo kunye nokuhlola inkqubo.
Idlala indima ebalulekileyo kwimveliso yemizi-mveliso, kwaye ukuqonda ulwazi lwayo olufanelekileyo kubalulekile ukuqinisekisa ukusebenza okuqhelekileyo kwesivalo kunye nokuqinisekisa ukhuseleko lwemveliso. Ngaba uyafuna ukwazi malunga neemeko zesicelo zeii-handwheels zevalvu yokulawulakumashishini athile, okanye iinkcukacha ezithile zonxibelelwano nenkqubo yokuzenzela?
Kwintsimi yoshishino, i-valve handwheel ibonakala iyinto nje encinci, kodwa idlala indima ebalulekileyo. Iyinxalenye ephambili kwinkqubo yevalve yokulawula ngesandla ukuvulwa nokuvalwa kwevalve, kwaye ukusetyenziswa kwayo kubanzi kwaye kuyahluka.
Okokuqala, olona setyenziso lusisiseko lwe-valve handwheel kukulawula ukuvulwa nokuvalwa kwevalve ngesandla. Umsebenzisi ujikelezisa ivili lesandla ukuze aqhube isikhondo sevalve ukuya phezulu naphantsi okanye ukujikeleza, ngaloo ndlela eqonda ukuvuleka nokuvalwa kwevalve, aze alawule ukuphuma nokuphuma kolwelo kumbhobho. Umzekelo, kwinkqubo yemibhobho yezinye iifektri ezincinci, xa inkqubo ethile ifuna ukunqunyanyiswa okanye ukuqaliswa, umsebenzi unokusebenzisa ngokuthe ngqo ivili levalve ukuze anqumle okanye adibanise umjelo wolwelo.
Okwesibini, i-valve handwheel inokulungelelanisa izinga lokuhamba kwamanzi. Abasebenzisi banokutshintsha ukuvulwa kwevalve ngokujikelezisa isondo lesandla ngokweemfuno zangempela, kwaye uhlengahlengise ngokuchanekileyo umyinge wokuhamba kunye nesantya sokuhamba kolwelo kumbhobho. Kwimveliso yeekhemikhali, kudla ngokuba yimfuneko ukusebenzisa i-valve handwheel ukulungelelanisa ukuhamba kwezixhobo ezahlukeneyo zekrwada kunye neziphakathi ngokwenkqubela kunye neemfuno zokusabela ukuqinisekisa inkqubela phambili egudileyo yokusabela kweekhemikhali kunye nokuzinza komgangatho wemveliso.
Ngaphezu koko, i-valve handwheel idlala indima ebalulekileyo kwindlela yokusebenza kaxakeka kwiimeko ezingxamisekileyo. Xa inkqubo yokulawula ngokuzenzekelayo ingaphumeleli, njengokuphazamiseka komthombo wegesi okanye umqondiso wombane, okanye iinqununu eziphambili ze-actuator zonakalisiwe, i-valve handwheel ivumela umqhubi ukuba aqhubeke nokulawula i-valve, agcine umsebenzi osisiseko wenkqubo yokuvelisa, kwaye ugweme ukuphazamiseka kwemveliso okanye iingozi zokhuseleko ezibangelwa ukusilela kwenkqubo. Ngokomzekelo, kwezinye iiplanti zamandla, xa inkqubo yokulawula ingaqhelekanga, abasebenzi banokuhlengahlengisa ngokukhawuleza ukuhamba komphunga okanye amanzi nge-valve handwheel ukuqinisekisa ukusebenza okukhuselekileyo kunye nokuzinza kwezixhobo zokuvelisa umbane.
Ukongezelela, i-valve handwheel nayo inomsebenzi olinganiselweyo, onokuthi usetyenziswe njenge-limiter ye-stroke ye-valve yokulawula ukunciphisa ukuvulwa kwe-valve kunye nokuqinisekisa ukuba i-valve isebenza ngaphakathi koluhlu oluthile lokuvula ukuhlangabezana neemfuno zeenkqubo ezahlukeneyo zenkqubo.
I-valve handwheel yenziwe ngezinto ezahlukeneyo, kubandakanywa isinyithi esityhidiweyo, insimbi engenasici, i-aluminium alloy, njl. Izinto ezahlukeneyo zifanelekile kwiindawo ezahlukeneyo zokusebenza, eziyandisa ngakumbi uluhlu lwesicelo kwiimeko ezahlukeneyo zoshishino. Ukusuka kwi-petrochemicals ukuya kwishishini lamandla, ukusuka kunyango lwamanzi ukuya kwindawo yokwakha, ii-valve handwheels zidlala ngokuthula indima yokuqinisekisa ukusebenza okuqhelekileyo kwamashishini ahlukeneyo.
Ngophuhliso oluqhubekayo lwesayensi kunye nethekhinoloji, nangona itekhnoloji yolawulo oluzenzekelayo iya ihambela phambili ngakumbi, i-valve handwheel, njengendlela yokulawula ethembekileyo nefanelekileyo, isekwindawo engenakubuyiselwa kwimveliso yemizi-mveliso. Akusiyo kuphela isixhobo esisebenzayo sokulawula ulwelo lwamashishini, kodwa kunye nomgca obalulekileyo wokukhusela ukuqinisekisa ukhuseleko lwemveliso kunye nokuzinza.
