1. I-x900 ye-compact ball valve x9002 kufanele igcinwe egumbini elomile futhi elivutha umoya, futhi zombili iziphetho zendima kufanele zivinjelwe.
2. Ama-valves agcinwe isikhathi eside kufanele ahlolwe njalo ukuze asuse ukungcola futhi asebenzise uwoyela wokulwa nokugqwala endaweni ecubungula.
3. Ngemuva kokufakwa, ukuhlolwa okujwayelekile kufanele kwenziwe, izinto eziphambili zokuhlola:
(1) Isimo sokugqoka sobuso bendawo.
(2) Gqoka imicu ye-trapezoidal yesiqu se-valve kanye ne-valve stem nati.
(3) Ukuthi ukupakisha kuphelelwe yisikhathi futhi akuvumelekile, uma kulimele, kufanele kuthathelwe indawo ngesikhathi.
(4) Ngemuva kokuthi i-valve idluliselwe ngaphezulu futhi yahlanganiswa, kufanele kwenziwe ukuhlolwa kokusebenza kokubekwa uphawu.
Umsebenzi wesondlo ngesikhathi umjovo we-valve grease
Ukugcinwa kwe-valve ngaphambi nangemva kwenqubo yokufaka i-welding kudlala indima ebalulekile ekukhiqizweni nasekusebenzeni kwe-valve. Ukulungiswa okuhlelekile, okuhlelekile futhi okusebenzayo kuzovikela i-valve, yenza umsebenzi we-valve ngokujwayelekile futhi wandise ukusetshenziswa kwe-valve. Impilo. Ukulungiswa kwe-Valve kungabonakala kulula, kepha akunjalo. Kunezici ezivame ukunganakwa zomsebenzi.
1. Lapho i-valve ijova amafutha, inkinga yenani lokudonswa kwe-grease livame ukunganakwa. Ngemuva kokuthi isibhamu se-grease savuselelwa, opharetha ukhetha i-valve kanye nemodi yokuxhumeka yomjovo we-grease, bese enza umsebenzi wokuphikisana kakhulu. Kunezimo ezimbili: ngakolunye uhlangothi, inani lokujova okugcotshwa kakhulu lincane, futhi umjovo we-grease awanele, futhi indawo yokubopha igqoke ngokushesha ngenxa yokushoda kwemali. Ngakolunye uhlangothi, umjovo wamafutha ngokweqile ubangela imfucuza. Isizathu ukuthi asikho ukubala kwamandla ahlukene we-valve uphawu lokubopha uphawu ngokwesigaba sohlobo lwe-valve. Umthamo wokubopha uphawu ungabalwa ngokususelwa kusayizi we-valve bese uthayipha, bese kuthi inani elifanelekile lamafutha.
2. Lapho i-valve igcotshwe, inkinga yokucindezela imvamisa ayinakwa. Ngesikhathi sokusebenza kwamafutha umjovo, ingcindezi yokuhlobisa amafutha ishintsha njalo eziqongweni nasezigodini. Uma ingcindezi iphansi kakhulu, kuvuza uphawu noma kwehluleka, ingcindezi iphakeme kakhulu, i-grease umjovo imbobo ivinjiwe, noma indandatho yokubopha ikhiyiwe nge-valve ibhola kanye nepuleti ye-valve. Ngokuvamile, lapho ingcindezi yokuhlobisa i-grease iphansi kakhulu, i-grare enomjondolo igeleza kakhulu emgodini we-valve, okuvame ukwenzeka emavalovu amancane esango. Uma ingcindezi yokuhlobisa i-grease iphakeme kakhulu, ngakolunye uhlangothi, hlola i-grease umjovo nozzle, uma umgodi wamafutha uvinjiwe, ungene esikhundleni sawo; Ngakolunye uhlangothi, uma amafutha enziwe lukhuni, sebenzisa uketshezi lokuhlanza ukuze kuthambe iphimbo okuphindaphindiwe kwamafutha okusika okuhlulekile futhi kufakwe amafutha amasha ukuze ungene esikhundleni salo. . Ngaphezu kwalokho, uhlobo lwe-seal kanye nokubekwa uphawu kuthinta nengcindezi yomjovo we-grease. Amafomu ahlukile wokubopha anezinkinga ezihlukile zomjovo. Ngokuvamile, ingcindezi yomjovo ye-grease yezimpawu ezinzima kufanele kube uphawu oluguquguqukayo kakhulu.
3. Lapho i-valve igcotshwe, naka inkinga ye-valve endaweni yokushintsha. I-valve yebhola imvamisa isesimweni esivulekile ngesikhathi sokulungiswa. Ezimweni ezikhethekile, kukhethwe ukuthi kuvalwe ukulungiswa. Amanye ama-valve angenakwelashwa njengezikhundla ezivulekile. I-valve valve kumele ivalwe ngesikhathi sokulungiswa ukuze iqinisekise ukuthi i-grease igcwalisa i-bamber groove endabeni yokubopha uphawu. Uma ivuliwe, amafutha okubopha azowela ngokuqondile esiteshini sokugeleza noma i-valve cavity, ebangela imfucuza.
4. Lapho i-valve igcotshwe ngamafutha, inkinga yokudonswa kwe-grease umphumela uvame ukunganakwa. Ngesikhathi sokusebenza komjovo we-grease, ingcindezi, ivolumu yomjovo we-grease, kanye nesikhundla sokushintsha konke kujwayelekile. Kodwa-ke, ukuze kuqinisekiswe umphumela wokujova i-valve grease, kwesinye isikhathi kuyadingeka ukuvula noma ukuvala i-valve ukubheka umphumela wokuthambisa ukuze uqinisekise ukuthi ingaphezulu le-valve ibhola noma ligcotshwe ngokulinganayo.
5. Lapho ujova amafutha, unake inkinga yokudonsa komzimba we-valve nokukhululeka kwengcindezi. Ngemuva kokuhlolwa kwengcindezi ye-valve, igesi kanye nomswakama emgodini we-valve wesivalo esivaliwe kuzokwenyuka kwengcindezi ngenxa yokwanda kokushisa okukhona. Lapho i-grease ijova, indle nengcindezi kufanele ikhishwe ukuze kusebenze inqubekela phambili ebushelelezi yomjovo we-grease. Ngemuva kokuthi amafutha afakwe, umoya nomswakama emgodini ovalwe ngokuvaliwe. Susa ingcindezi ye-valve cavity ngesikhathi, okuqinisekisa ukuphepha kwe-valve. Ngemuva komjovo we-grease, qiniseka ukuthi uqinisa ipulaki yokusiza yokusiza nokucindezela ukuvikela izingozi.
6. Lapho ujova amafutha, unake inkinga yokuphuma kwamafutha e-liform. Ngesikhathi somjovo we-grease evamile, ukuphuma kwamafutha okusondele kakhulu ethekwini lomlomo we-grease kuzokhipha kuqala, bese kuya endaweni ephansi, bese kuya endaweni ephezulu ngemuva kokugcina, bese ukhipha amafutha ngokulandelana. Uma ingalandeli imithetho noma ingakhiqizi amanoni, kufakazela ukuthi kunokuvinjelwa, futhi kuwucwedzele ngesikhathi.
7. Lapho ujova amafutha, futhi ubheke inkinga ekhanyayo ye-valve ububanzi kanye nesihlalo sokukhala uphawu. Isibonelo, ama-ball valves, uma kukhona isikhundla esivulekile sesikhundla, isikhundla esivulekile sesikhundla singashintshwa ngaphakathi ukuze siqinisekise ukuthi ububanzi buqondile futhi ukhiye. Ukulungisa isikhundla somkhawulo, akufanele ulandele kuphela isikhundla sokuvula noma sokuvala, kepha kufanele ucabangele isikhundla sonke. Uma isikhundla sokuvula sigcwele futhi isikhundla sokuvala asisekho, i-valve ngeke ivale ngokuqinile. Ngendlela efanayo, uma ukulungiswa kusendaweni, ukulungiswa okuhambisanayo kwesikhundla esivulekile kufanele futhi kubhekwe. Qinisekisa ukuhamba okulungile kwe-angle ye-valve.
8 Gwema ukungena kokungcola noma i-oxidation yama-lipid ethekwini lomlomo we-grease. Amafutha okulwa nokugqwala kufanele asetshenziswe kwisembozo ukugwema ukugqwala. Ukuze isetshenziswe ekusebenzeni okulandelayo.
9.Nine, lapho ujova amafutha, kuyadingeka futhi ukubheka ukwelashwa okuthize kwezinkinga ezithile kokuhamba okulandelanayo kwemikhiqizo kawoyela ngokuzayo. Ngenxa yezimpawu ezihlukile zikadizili nophethiloli, amandla okuvusa kanye nokubumbana kukaphethiloli kufanele acatshangwe. Ekusebenzeni kwe-valve esizayo, lapho uhlangabezana nokusebenza kwengxenye kaphethiloli, phinda ugcwalise amafutha ngesikhathi ukuvimbela ukugqoka.
10. Lapho ujova amafutha, ungawunaki umjovo we-grease esiqwini se-valve. Kukhona umkhono oshelelayo noma ukupakisha emgodini we-valve, okudingeka ukuthi kugcinwe kugcotshwe ukunciphisa ukumelana nokusebenza. Uma lubrication ingaqinisekiswa, i-torque izonyuka ngesikhathi sokusebenza kukagesi futhi izingxenye zokugqoka ziyoba nzima ngesikhathi sokusebenza ngesandla.
11. Amanye ama-valves ebhola abhalwe ngemicibisholo emzimbeni we-valve. Uma kungekho ukubhala kwe-Fiow yesiNgisi, kuwukuqondisa kwesenzo sesihlalo sokubopha uphawu, okungasetshenziswa njengereferensi yokuqothuka kokugeleza okuphakathi nendawo, kanye nesiqondisi sokuzithemba kwe-valve kuphambene. Imvamisa, i-valve yebhola elivaliwe elibili eliboshwe kabili line-bitirectional flow deal.
12. Lapho ugcina i-valve, naka i-Ingress yamanzi ekhanda likagesi kanye nendlela yalo yokuhambisa. Ikakhulu imvula esayina ngesikhathi semvula. Eyokuqala ukukhukhula indlela yokuhambisa noma umkhono wokuhambisa, kanti elinye lizokhulula ebusika. Yenza ukuthi i-torque ibe nkulu kakhulu lapho kusebenza i-valve kagesi, futhi ukulimala kwezingxenye zokudlulisela kuzodala ukuthi imoto ikhishwe noma i-torque ukuvikelwa izokwenziwa. Izingxenye zokuhambisa zilimele, futhi ukusebenza kwezandla ngeke kwenziwe. Ngemuva kokuvikelwa kwe- * Torque kusebenze, ukusebenza kwezandla nakho akunakushintshwa. Ukusebenza okuphoqelekile kuzolimaza izingxenye zangaphakathi ze-alloy.
Isikhathi Sokuposa: Jan-18-2022