Ukukhethwa kwedivayisi kagesi ye-valve ye-Flameproof kufanele kunake amaphuzu abalulekile okukhethwa kwe-valve yokungenisa

Ukukhethwa kwedivayisi kagesi ye-valve ye-flameproof kufanele kunake amaphuzu abalulekile okukhethwa kwe-valve yokungenisa Amaphuzu abalulekile okufanele anakwe lapho kukhethwa idivayisi kagesi ye-valve engashi lapho kukhethwa idivayisi kagesi ye-valve engashi futhi kunqunywa izidingo zokusebenza, amaphuzu abalulekile okudingeka abe unake ukuhlanganisa ukunquma izinga lokuvikela i-IP yedivayisi kagesi yevalvu engashi, amandla kagesi edivayisi kagesi yevalvu evimbela ilangabi, isikhathi sokusebenza esingu-90 sedivayisi kagesi ye-valve engashi kanye nesimo se-actuator kagesi. 1. Nquma izinga lokuvikela le-IP ledivayisi kagesi ye-valve engashi Ekukhetheni idivayisi kagesi ye-valve engashi, okokuqala, ngokuya ngendawo yokusebenza kanye nezidingo zokusebenzisa ukuze kunqunywe izinga lokuvikelwa kwe-IP yedivayisi kagesi ye-valve engashi. Ukunikezwa kwamanzi okujwayelekile kanye nesistimu yokukhipha amanzi idivayisi yokushayela i-valve kagesi ngokusho kwendawo yokusebenza ehlukene ingahlukaniswa ngohlobo lwangaphandle, uhlobo lwangaphakathi. Izinga lokuvikela le-IP elivame ukusetshenziselwa amadivayisi okushayela amavalvu kagesi angaphandle yi-IP54 noma i-IP55, futhi izinga lokuvikela le-IP elivame ukusetshenziselwa amadivayisi okushayela amavalvu kagesi angaphakathi yi-IP43 noma i-IP44. Ngokuvamile, amadivaysi e-actuation valve kagesi okunikezwa kwamanzi nezinhlelo zokudonsa amanzi awakwazi ukucwiliswa emanzini. Izinga lokuvikela le-IP ledivayisi kagesi yevalvu elingashi lizophakanyiswa futhi linqunywe ukunikezwa kwamanzi kanye nochwepheshe bokukhipha amanzi. 2. Nquma umthamo wamandla kagesi wedivayisi kagesi ye-valve engangenwa ilangabi Njengamanje, amandla kagesi asetshenziswa ngokuvamile abasebenzisi basekhaya angu-380V kanye no-24V, okufanele anqunywe ngokuvumelana nezimo zokuphakelwa kwamandla ezihlinzekwa ngamazwe angaphandle. 3. Thola isikhathi sokusebenza se-90 yedivayisi kagesi ye-valve engashisi Isikhathi sokusebenza esingu-90 salokho okubizwa ngokuthi idivayisi kagesi ye-valve ye-flameproof, okungukuthi, isikhathi esidingekayo ukuze i-valve kagesi ivuleke futhi ivaleke endaweni, izidingo zinqunywa abakhiqizi abangochwepheshe be-valve kanye nedivayisi kagesi ye-valve ye-flameproof. Isikhathi sokusebenza se-90 esivamile sihluka kusuka ku-7.5 kuya ku-30s, kodwa kufanele sihlangabezane nezidingo zenqubo yesistimu yamanzi. 90 Uma isikhathi sokusebenza sisifishane, amandla enjini yedivayisi kagesi ye-valve engashi, aba namandla amanje. Iphampu yamanzi enamandla amakhulu ivamise ukuqaliswa ngomthwalo omncane onevalvu evaliwe ukuze kuncishiswe ukuqala kwepompo yamanzi. Ipayipi lokuphuma kwepompo lamanzi lifakwe i-valve yokuhlola, i-valve kagesi, njll. Ngokuvamile, isikhathi sokuqala se-valve evaliwe yi-10 ~ 30s. Ngakho-ke, isikhathi sokusebenza se-90 sedivayisi kagesi ye-valve engashisi yepayipi kagesi yephampu yokuphuma kwamanzi kufanele ihambisane nesikhathi sokuqala se-valve evaliwe enqunywe ukuhlinzekwa kwamanzi kanye nenqubo yokukhipha amanzi. Uma isivinini sokuvula nokuvala se-valve sishesha kakhulu, kulula ukukhiqiza into yesando samanzi. Emabhizinisini ezimboni nasezimayini, ngokuvamile afakwe ithangi lokuphepha noma uhlelo lokuphakelwa kwamanzi oluphuthumayo lwengozi yokuphakelwa kwamanzi. Kukhona nevalvu kagesi ehlala njalo epayipini lokuphakela amanzi ezimeni eziphuthumayo. Ukuze kuqinisekiswe ukuphepha kokukhiqiza, i-valve kagesi yepayipi yokuhambisa amanzi engozini idinga ukuvulwa okufika ngesikhathi kanye nokuphendula okubucayi. Ngakho-ke, isikhathi sokusebenza esingu-90 sedivayisi kagesi yevalve ye-Chongqing engashisi umlilo kufanele futhi sifinyezwe ngokusemandleni. Ukukhethwa okuqondile kwe-valve ye-valve yokungena kwe-valve engenisiwe ikakhulukazi ibhekisela kuma-brand angaphandle, ikakhulukazi i-Europe ne-United States, ama-brand ase-Japan, ama-brand amele kakhulu ahlanganisa iBrithani eyamthumela, i-force Germany LIT, i-Japan ijezi lasenyakatho ye-KITZ, i-United States, i-RETZ. , njengohlobo lwe-valve yemikhiqizo ikakhulukazi ama-valve ebhola angeniswa kwamanye amazwe, i-valve enqunywe kwamanye amazwe, i-valve yokulawula ukungeniswa, i-butterfly valve, i-valve yokunciphisa ingcindezi evela kwamanye amazwe, i-valve ye-solenoid engenisiwe, kanye nekhwalithi yomkhiqizo, ingcindezi, izinga lokushisa, impahla, uxhumano Imodi, imodi yokusebenza kanye nezinye nemingcele ziningi, ngokwesidingo sangempela Ngenisa valve valve ngokuyinhloko libhekisela brand angaphandle, ikakhulukazi eYurophu nase-United States, brand Japanese, brand omele ngaphezulu zihlanganisa iBrithani wamthumela, amandla Germany LIT, Japan. I-North jersey KITZ, United States, i-RETZ, efana nohlobo lwe-valve yemikhiqizo ikakhulukazi ama-valve ebhola avela kwamanye amazwe, i-valve yokuphuma kwamanye amazwe, i-valve yokulawula ukungeniswa kwamanye amazwe, i-butterfly valve, i-valve yokunciphisa ukucindezela kwamanye amazwe, i-valve yombane kagesi engenisiwe, njll., Futhi izinga lomkhiqizo, ingcindezi, izinga lokushisa, impahla, imodi yokuxhuma, imodi yokusebenza kanye nezinye imingcele ziningi, zidinga ukukhetha i-valve efanele ngokuvumelana nezidingo zangempela, izici zomkhiqizo; Kuleli phepha, kuhlanganiswe ne-German brand LitLIT yaseJalimane, eye yadunyiswa amakhasimende, ukukhethwa okuqondile kwama-valve angenisiwe kuyahlaziywa: A, izici ze-valve yokungenisa zinokusebenzisa izici nezici zesakhiwo 1, ukusetshenziswa kwamanye amazwe. izici ze-valve Sebenzisa izici ukunquma ukusetshenziswa okuyinhloko kokusebenza kwe-valve kanye nohlu lokusetshenziswa, okuyingxenye yezimpawu zokusebenzisa ama-valve yilezi: isigaba se-valve (i-valve yesifunda evaliwe, i-valve elawulayo, i-valve yokuphepha, njll.); Uhlobo lomkhiqizo (i-valve yesango, i-globe valve, i-butterfly valve, i-valve yebhola, njll.); Izingxenye eziyinhloko ze-valve (umzimba we-valve, ikhava, isiqu, i-disc, i-sealing surface) impahla; Imodi yokudlulisa i-valve, njll. 2. Izici zesakhiwo Izici zesakhiwo zinquma ukufakwa, ukulungiswa, ukugcinwa kanye nezinye izindlela zezinye izici zesakhiwo se-valve, ziyingxenye yesakhiwo sobude besakhiwo se-valve nobude bayo yonke indawo, kanye nefomu lokuxhuma ipayipi (ukuxhumeka kwe-flange, uxhumano lwentambo, uxhumano lwe-hoop, uxhumano lwentambo yangaphandle, uxhumano lokuphela kwe-welding, njll.); Ifomu lokuvala uphawu (faka indandatho, indandatho yentambo, indawo engaphezulu, i-spray welding, umzimba womzimba); Ifomu lesakhiwo se-valve stem (induku ejikelezayo, induku yokuphakamisa), njll. Okubili, ukukhethwa kwezinyathelo ze-valve I-valve ecacile ekusetshenzisweni kwemishini noma idivayisi, nquma izimo zokusebenza ze-valve: i-medium esebenzayo, ingcindezi yokusebenza, izinga lokushisa lokusebenza nokunye; Isibonelo, uma ufuna ukukhetha i-valve yeglowubhu ye-Lit-LIT yaseJalimane, qinisekisa ukuthi i-medium iyisimusi, isimiso sokusebenza singu-1.3Mpa, izinga lokushisa elisebenzayo lingu-200 ℃. Nquma usayizi wegama kanye nemodi yokuxhuma yepayipi exhuma ne-valve: i-flange, intambo, i-welding, njll; Isibonelo, khetha i-valve ye-globe ye-inlet bese uqinisekisa ukuthi uxhumano luvulekile. Nquma indlela yokusebenzisa i-valve: i-manual, kagesi, i-electromagnetic, i-pneumatic noma i-hydraulic, i-electro-hydraulic linkage, njll. Isibonelo, ukukhetha kuyi-valve yokumisa manual. Ngokusho kwepayipi lokudluliswa kwepayipi, ingcindezi yokusebenza, izinga lokushisa elisebenzayo lokunquma igobolondo levalvu ekhethiwe kanye nezingxenye zangaphakathi zezinto: insimbi ecijile, insimbi ye-carbon, insimbi engagqwali, insimbi yengxubevange, insimbi engagqwali engamelana ne-asidi, insimbi empunga, insimbi ethambileyo, i-ductile iron, i-copper alloy, njll. Isibonelo, ukukhetha kwevalvu yembulunga yezinto ezisetshenziswayo zensimbi. Khetha uhlobo lwe-valve: i-valve yesifunda evaliwe, i-valve yokulawula, i-valve yokuphepha, njll; Thola uhlobo lwe-valve: i-valve yesango, i-globe valve, i-valve yebhola, i-butterfly valve, i-throttle valve, i-valve yokuphepha, i-valve yokunciphisa ingcindezi, i-steam trap, njll. nquma ukumelana nokugeleza okuvunyelwe, umthamo wokuphuma, ukucindezela emuva, njll., bese unquma ububanzi obuncane bepayipi kanye nobubanzi bembobo yesihlalo; Nquma imingcele ekhethiwe yejiyomethri ye-valve: ubude besakhiwo, ifomu lokuxhuma i-flange nosayizi, vula futhi uvale isiqondiso sokuphakama kwe-valve yobukhulu, ukuxhuma kosayizi wembobo ye-bolt nenombolo, ubukhulu bomumo we-valve wonke; Sebenzisa ulwazi OLUTHOLAKALA: Ikhathalogi yomkhiqizo we-VALVE, isampula yomkhiqizo we-valve, njll., ukuze ukhethe umkhiqizo ofanele wevalvu. Okwesithathu, khetha isisekelo se-valve Ukusetshenziswa kwe-valve ekhethiwe, izimo zokusebenza kanye nemodi yokulawula yokusebenza; Ubunjalo bendawo yokusebenza: ingcindezi yokusebenza, izinga lokushisa lokusebenza, ukusebenza kokugqwala, kungakhathaliseki ukuthi iqukethe izinhlayiya eziqinile, noma ngabe i-medium inobuthi, kungakhathaliseki ukuthi iyavutha, i-explosive medium, i-viscosity ephakathi, njll.; Isibonelo, ufuna ukukhetha i-valve ye-solenoid yaseJalimane LIT engenisiwe, ephakathi nendawo nendawo evuthayo, eqhumayo, ngokuvamile ekhetha i-solenoid evimbela ukuqhuma; Isibonelo, ukukhetha i-valve yebhola ye-LIT yaseJalimane, ephakathi equkethe izinhlayiya eziqinile, ngokuvamile ukukhetha i-valve yebhola yophawu oluqinile emise okwe-V. Izidingo zezici ze-valve fluid: ukumelana nokugeleza, umthamo wokukhipha, izici zokugeleza, ibanga lokuvala, njll.; Usayizi wokufaka nezidingo zikasayizi wangaphandle: i-diameter yegama, ukuxhunywa kwepayipi nosayizi wokuxhuma, usayizi wangaphandle noma umkhawulo wesisindo, njll. Ukuthembeka kwemikhiqizo yamavalvu, ukusebenza kwedivayisi kagesi okungaqhumi kanye nempilo yesevisi yezidingo ezengeziwe (uma imingcele ekhethiwe kufanele ukunakwa: uma i-valve isetshenziselwa izinjongo zokulawula, kufanele inqume imingcele eyengeziwe elandelayo, izindlela zokusebenza, ukuqhathanisa, kanye * * ukugeleza okuncane, ukwehla kwengcindezi evamile yokugeleza, ukuqhathanisa ukwehla kwengcindezi kanye ne-valve ivaliwe futhi ingcindezi encane yokungena. ). Ngokusho kokukhethwa okungenhla kwesisekelo se-valve kanye nezinyathelo, ukukhethwa okunengqondo nokulungile kwe-valve kufanele futhi kube ukuqonda okuningiliziwe kwesakhiwo sangaphakathi sezinhlobo ezihlukahlukene zama-valve, ukuze ukwazi ukukhetha ngokukhethekileyo i-valve ukuze wenze ukukhetha okufanele. Ukulawula okuphelele kwepayipi i-valve. Izingxenye zokuvula nokuvala i-valve zilawula ukugeleza kwendawo ephakathi epayipini, ukuma kweshaneli yokugeleza kwe-valve kwenza i-valve ibe nezici ezithile zokugeleza, ekukhethweni kwesistimu yepayipi efaneleka kakhulu ukufakwa kwe-valve kufanele ithathe lokhu i-akhawunti. Isifinyezo, ukukhethwa kwezakhi eziningana: nquma ukuthi yimuphi umsebenzi wokukhetha i-valve, uqinisekise izinga lokushisa, ingcindezi ye-medium, uqinisekise ukugeleza kwe-valve kanye nesidingo se-caliber, uqinisekise impahla ye-valve, imodi yokusebenza;