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Maitiro ekuita API Gedhi mavharuvhu ekugadzirisa maitiro

1. Kuparara kwevhavha
1.1 Bvisa mabhaudhi ekugadzira ekumusoro kwebhoneti, sunungura nzungu dzemabhaudhi mana pabhoneti inosimudza, shandura dzinde revharuvhu nati rinopesana newachi kuti furemu yevharuvhu iparadzane nemuviri wevharuvhu, wobva washandisa mudziyo wekusimudza kusimudza. furemu pasi woiisa pasi.kunzvimbo yakakodzera.Iyo stem nut chikamu chinofanira kubviswa kuti chiongororwe.
1.2 Bvisa rin'i inochengeta paringi yekuvharisa yevharuvhu, wodzvanya pasi bhoneti nemudziyo unokosha kugadzira mukaha pakati pevhavhavhavha nerin'i.Wobva watora mhete ine quadruple muzvikamu.Pakupedzisira, simudza chivharo chevharuvhu pamwe chete nevharuvhu hunde uye vharuvhu disc kunze kwemuviri wevharuvhu nechishandiso chekusimudza.Panzvimbo yekuchengetedza, teerera kudzivirira kukanganisa kune valve disc joint surface.
1.3 Chenesa mukati memuviri wevharuvhu, tarisa mamiriro echigaro chevhavha yakabatana pamusoro, uye sarudza nzira yekugadzirisa.Ivhara vharafu yakaparadzaniswa nechifukidziro chakakosha kana chifukidzo, uye namatira chisimbiso.
1.4 Sunungura hinge mabhaudhi ebhokisi rekuisa pabhoneti.Gland yekurongedza inosunungurwa uye dzinde revharuvhu harina kuvharwa.
1.5 Dhonza mativi ekumusoro uye ezasi edhisiki furemu, bvisa madhisiki ekuruboshwe nekurudyi, uye chengeta iwo emukati epasirese epamusoro uye gaskets.Edza iyo yakazara gasket ukobvu uye uirekodhe.

2 Kugadziriswa kwezvikamu zvakasiyana zveiyo API Gedhi valve:
2.1 Iyo yakabatana pamusoro pechigaro chevhavha yegedhi inofanira kunge yakagadzika nechigadziro chakakosha chekukuya (pfuti yekukuya, nezvimwewo).Kukuya kunogona kushandisa abrasive jecha kana emery jira.Iyo nzira zvakare kubva kune yakaoma kusvika kune yakanaka, uye pakupedzisira yakakwenenzverwa.
2.2 Iyo yakabatana pamusoro pevhavha disc inogona kugadzika nemaoko kana muchina wekukuya.Kana paine makomba akadzika kana grooves pamusoro, inogona kutumirwa kune lathe kana grinder ye micro-processing, uye inogona kukwenenzverwa mushure mekuenzanisa.
2.3 Chenesa chivharo chevhavha uye kuvhara chisimbiso, bvisa ngura pamadziro emukati nekunze kweyekumanikidza mhete, kuitira kuti mhete yekumanikidza inogona kuiswa zvakanaka muchikamu chepamusoro chechivharo chevhavha, iyo iri nyore kudzvanya kuvharika kwechisimbiso. .
2.4 Chenesa kurongedza mukati mevhavha stem stuffing bhokisi, tarisa kana yemukati yekurongedza chigaro mhete iri muchimiro chakanaka, gaka riri pakati pegomba remukati uye tsvimbo yekucheka inofanira kusangana nezvinodiwa, uye hapafanirwe kuve nekujairira pakati pemhete yekunze neyekunze. rusvingo rwemukati rwebhokisi rekuputira.
2.5 Chenesa ngura pane yekutakura gland uye ndiro yekumanikidza, uye nzvimbo yacho inofanira kunge yakachena uye yakasimba.Mugero uri pakati pegomba remukati wegland uye tsvimbo yekucheka inofanira kusangana nezvinodiwa, uye rusvingo rwekunze uye chizadziso chinofanira kusangana nezvinodiwa.
Bhokisi rezvinhu rinofanira kunge risina jamu, kana zvisina kudaro rinofanira kugadziriswa.
2.6 Sunungura hinge bhaudhi.Tarisa kuti chikamu cheshinda chinofanira kunge chakasimba uye nati inofanira kunge isina kusimba.Inogona kupetwa zvishoma kumudzi webhaudhi neruoko, uye pini inofanirwa kutenderedzwa.
2.7 Geza ngura pamusoro pehunde yevharuvhu, tarisa kana yakakotama kana kwete, uye ruramisa kana zvichidikanwa.Iyo trapezoidal tambo chikamu chinofanira kunge chakasimba, pasina kutyora uye kukuvadzwa, uye kupfekedzwa nehupfu hwekutungamirira mushure mekuchenesa.
2.8 Chenesa mhete yechina, iyo yepamusoro inofanira kunge yakatsetseka.Nzvimbo dzakati sandarara hadzifanirwe kuve nemaburrs kana ma curls.
2.9 Zvose zvinosungirira mabhoti zvinofanira kucheneswa, nut inofanira kuva yakakwana uye inoshanduka, uye chikamu chetambo chinofanira kuputirwa nehupfu hunotungamira.

2.10 Chenesa stem nut uye mabhengi emukati:
①Bvisa valve stem nati yekukiya nati uye screwing yeimba, uye sunungura siruu yekukiyira nenzira inotarisana newachi.
②Bvisa hunde yevharuvhu, inobereka, disc spring, uye ichenese neparafini.Tarisa kana kutakura kunotenderera zvakasununguka uye kana dhisiki chitubu chakatsemuka.
③Chenesa hunde yevharuvhu, tarisa kana tambo yemukati yetrapezoidal iri muchimiro chakanaka, uye siruu yekumisa ine goko inofanira kuva yakasimba uye yakavimbika.Kupfeka kwebhushi kunofanira kusangana nezvinodiwa, kana zvisina kudaro inofanira kutsiviwa.
④ Pfekedza bere nebhota woiisa muhunde nati.Zvitubu zve disc zvinounganidzwa sezvinodiwa uye zvinounganidzwa zvakare mukutevedzana.Pakupedzisira, ivhare ne lock nut, uye wozoigadzirisa zvakasimba ne screw.

3 Gungano revhavha yegedhi
3.1 Isai madhisiki evharuvhu ekuruboshwe nekurudyi pavharuvhu stem clamp ring woagadzirisa nepamusoro nepasi.Iyo yemukati inofanira kuiswa kumusoro kwepasi rose, uye kugadzirisa gasket kunofanira kuwedzerwa maererano nemamiriro ekugadzirisa.
3.2 Isai dzinde revharuvhu pamwe chete nedhisiki revharuvhu muchigaro chevharuvhu kuti zviongororwe.Mushure mekunge dhisiki yevharuvhu uye chigaro chevhavha chisimbiso chepamusoro zvese zvasangana, ita shuwa kuti vharafu disc sealing surface yakakwirira kudarika chigaro chevhavha chisimbiso chepamusoro uye inosangana nezvinodiwa zvemhando.Kana zvisina kudaro, kumusoro kwepasi rose kunofanira kugadziriswa.Gadzirisa hupamhi hwegasket kusvikira yakakodzera, uye uisimbise nechisimbiso chisina kudzoka kuti udzivise kudonha.
3.3 Geza muviri wevharuvhu, chenesa chigaro chevharuvhu uye dhisiki revharuvhu.Wobva waisa dzinde revharuvhu pamwe chete nevharuvha disc muchigaro chevharuvhu, woisa chivharo chevharuvhu.
3.4 Isa yekuvharisa packing pane yekuzvivharira chikamu chebhoneti sezvinodiwa.Iyo yekurongedza yakatarwa uye nhamba yekutendeuka inofanira kusangana nemhando yemhando.
3.5 Unganidza marin'i mana munhevedzano, uye shandisa ringi rekuchengeta kuisimudza kuti isadonha, uye simbisa nati yebhoniti inosimudza bhaudhi.
3.6 Zadza bhodhoro revharuvhu rekuvharisa bhokisi nekurongedza zvinoenderana nezvinodiwa, riise mukati mechinhu gland uye dhizaini ndiro, uye tarisa zvakasimba neiyo hinge screw.
3.7 Dzorera furemu yevhavha yevhavha, tenderedza hunde yevharuvhu yepamusoro kuti furemu iwire pamusoro pemuviri wevharuvhu, woisunga nemabhaudhi ekubatanidza kuti isadonha.
3.8 Isai vharafu yemagetsi dhiraivha;iyo tambo yepamusoro yechikamu chekubatanidza inofanira kusimbiswa kuti irege kudonha, uye nemaoko edzai kana vheji yevhavha inoshanduka.
3.9 Masaini evharuvhu akajeka, akasimba uye akarurama.Zvinyorwa zvekuchengetedza zvakakwana uye zvakajeka;uye kugamuchirwa kwakakodzera.
3.10 Kuvharidzirwa kwepombi nemavhavha kwapera, uye nzvimbo yekuchengetedza inocheneswa.

Gedhi vharafu kuchengetedza kunaka chiyero
1 vharafu muviri:
1.1 Muviri wevharuvhu unofanirwa kunge usina hurema hwakadai semablister, makatsemuka nekukweshwa, uye unofanirwa kugadziriswa nenguva mushure mekuwanikwa.
1.2 Panofanira kunge pasina marara mumuviri wevharuvhu uye pombi, uye inopinza uye yekubuda inofanira kunge isina kuvharika.
1.3 Iyo plug pazasi pemuviri wevharuvhu inofanirwa kuve nechokwadi chekuisa chisimbiso chakavimbika uye hapana kuvuza.

2 Dzinde:
2.1 The curvature yevhavha stem haifaniri kunge yakakura kudarika 1/1000 yehurefu hwakazara, kana zvisina kudaro inofanira kutwasanudzwa kana kuchinjwa.
2.2 Iyo trapezoidal thread chikamu chevhavhavhavha inofanira kunge iri mumamiriro ezvinhu akanaka, pasina chero kukanganisa kwakadai sekuputsika kana kuputika, uye iyo yekupfeka haifaniri kunge yakakura kudarika 1/3 yehupamhi hwetambo ye trapezoidal.
2.3 Nzvimbo yacho inotsvedzerera uye haina ngura, uye hapafanirwe kunge paine huturu hwekuora uye dhizaini yepasi muchikamu chekusangana nechisimbiso chekurongedza.Kana iyo yakadzika yeuniform corrosion point inopfuura 0.25 mm, inofanira kutsiviwa.Kupedzisa kunofanira kuvimbiswa kuve pamusoro ▽6.
2.4 Tambo yekubatanidza inofanira kunge isina kusimba, uye pini inofanira kugadziriswa zvakavimbika.
2.5 Mushure mokunge tsvimbo yekucheka uye nut yekucheka yakasanganiswa, inofanira kutenderera zvishoma nezvishoma, uye hapazovi nejamming mumutsara wose.Shinda yacho inofanira kuputirwa nehupfu hwemutobvu kuitira kuzora nekudzivirira.

3 kurongedza zvisimbiso:
3.1 Kudzvanywa uye tembiricha yekurongedza kunoshandiswa kunofanirwa kusangana nezvinodiwa zvevhavha yepakati, uye chigadzirwa chinofanira kuperekedzwa nechitupa kana chinodiwa bvunzo chiziviso.
3.2 Izvo zvinongedzo zvekutakura zvinofanirwa kusangana nehukuru hunodiwa hwebhokisi rekuisa chisimbiso, uye haifanirwe kutsiviwa neyakakura kana undersized packings.Kureba kwekutakura kunofanirwa kuenderana nehukuru hwevharuvhu.
inch zvinodiwa, uye inofanira kusiya muganho wekupisa.
3.3 Chimiro chekutakura chinofanira kuchekwa kuita oblique chimiro nekona ye45 °.Majoini emhete imwe neimwe anofanira kudzika ne90 ° -180 °.Kureba kwekurongedza mushure mekucheka kunofanirwa kuve kwakakodzera, uye hapafanirwe kunge paine gaka kana superposition pane iyo interface yakaiswa mubhokisi rekuisa.
3.4 Chindori chechigaro chekutakura uye gland yekutakura inofanira kunge iri mumamiriro akanaka pasina ngura, mukati mebhokisi rekutakura rinofanira kuva rakachena uye rakatsetseka, mukaha pakati pemudonzvo wegonhi uye mhete yechigaro inofanira kuva 0.1-0.3 mm, uye iyo yakawanda inofanira kuva kwete kupfuura 0.5 mm.Mukana uri pakati pemadziro emukati webhokisi rekushongedza ndeye 0.2-0.3 mm, uye iyo yakawanda haisi kupfuura 0.5 mm.
3.5 Mushure mekunge mabhaudhi ehinge asimbiswa, ndiro yekumanikidza inofanira kuchengetwa yakatsetseka uye simba rekusimbisa rakafanana.Gland yekurongedza uye gomba remukati repureti yekumanikidza inofanirwa kuenderana nekucheneswa kwakatenderedza hunde yevharuvhu.Iyo yekurongedza gland yakatsikirirwa mukamuri yekurongedza inofanirwa kunge iri 1/3 yehurefu hwayo.

4 API Gedhi Valve Chisimbiso nzvimbo:
4.1 Mushure mekugadzirisa, dhisiki yevhavha uye chigaro chekuvhara chigaro chevhavha chinofanirwa kunge chisina mavara uye grooves, chikamu chekusangana chinofanira kuverengera kupfuura 2/3 yevhavha yekuvhura upamhi, uye kupera kwepamusoro kunofanira kusvika ▽10 kana kupfuura.
4.2 Unganidza dhisiki revharuvhu.Mushure mekunge dhisiki yevharuvhu yapinzwa muchigaro chevharuvhu, iva nechokwadi chekuti tsinga yevharuvhu iri 5-7 mm yakakwirira kupfuura chigaro chevharuvhu kuti uve nechokwadi chekuvhara kwakasimba.
4.3 Paunenge uchiunganidza ma discs evhavha yekuruboshwe uye yekurudyi, kuzvigadzirisa kunofanira kushanduka, uye chigadziro chekudzivirira-kudonha chinofanira kunge chakasimba uye chakavimbika.

5 Stem Nut:
5.1 Inner bushing thread inofanira kunge iri mumamiriro ezvinhu akanaka, uye hapafaniri kunge pasina mabheji akaputsika kana asina kurongeka, uye kugadzirisa nekunze kwekunze kunofanira kunge kwakavimbika uye kusina kusununguka.
5.2 Zvikamu zvese zvinotakura zvinofanirwa kunge zviri muchimiro chakanaka uye kutenderera zvinochinjika.Iko hakuna kuputika, ngura, ganda rinorema uye zvimwe zvinokanganisa pamusoro pejasi remukati uye mabhora esimbi.
5.3 Chitubu che disc chinofanira kunge chisina kutsemuka uye deformation, kana zvisina kudaro inofanira kutsiviwa.3.5.4 Zvisungo zvekugadzirisa pamusoro pekiyi nut hazvisunungurwe.Iyo stem nut inotenderera ichichinjika, uye iyo axial clearance inovimbiswa asi isingapfuuri 0.35 mm.


Nguva yekutumira: Jun-03-2019