Valve zuva nezuva kuchengetedza uye kugadzirisa vharafu kuvuza nzira shanu dzehunyanzvi kubata nadzo

Valve zuva nezuva kuchengetedza uye kugadzirisa vharafu kuvuza nzira shanu dzehunyanzvi kubata nadzo

Mavharuvhu haashandiswe chete mumaindasitiri akasiyana, asiwo munzvimbo dzakasiyana. Mamwe mavharuvhu munzvimbo dzakashata dzekushanda anowanzosangana nematambudziko. Nekuti mavharuvhu midziyo yakakosha, kunyanya kune mamwe mavharuvhu makuru, kana paine dambudziko rekugadzirisa kana kutsiva rinonetsa. Saka ita basa rakanaka rekuchengetedza kwezuva nezuva uye kugadzirisa kunonyanya kukosha. Ngatitarisei kune ruzivo rudiki pamusoro pekugadzirisa mavharuvhu.
Mavharuvhu haango shandiswa mumaindasitiri akasiyana chete, asiwo munzvimbo dzakasiyana dzekushandisa. Mamwe mavharuvhu munzvimbo dzakashata dzekushanda anowanzosangana nematambudziko. Nekuti mavharuvhu midziyo yakakosha, kunyanya kune mamwe mavharuvhu makuru, kana paine dambudziko rekugadzirisa kana kutsiva rinonetsa. Saka ita basa rakanaka rekuchengetedza kwezuva nezuva uye kugadzirisa kunonyanya kukosha. Ngatitarisei kune ruzivo rudiki pamusoro pekugadzirisa mavharuvhu.
1. Kuchengetedza uye kuongorora zuva nezuva kwemavharuvhu
1, vharuvhu inofanira kuchengetwa muimba yakaoma uye inofefetera, migumo miviri yenzira inofanira kuvharwa.
2, kuchengetwa kwenguva refu kwevhavha kunofanirwa kuongororwa nguva dzose, tsvina, uye mafuta ehutu akaputirwa panzvimbo yekugadzirisa.
3. Mushure mekuisa, kuongorora nguva dzose kunofanira kuitwa. Zvinhu zvikuru zvekuongorora ndezvi:
(1) Kuvhara pamusoro pekupfeka.
(2) trapezoidal shinda inopfeka yehunde uye stem nati.
(3) kana kurongedza kwacho kwakasakara uye kusashanda, kana kwakakuvadzwa, kunofanira kutsiviwa nenguva.
(4) Mushure mekugadzirisa kwevhavha uye kusangana, kuvhara kwekuita bvunzo kunofanirwa kuitwa.
Chechipiri, vharafu girisi basa rekugadzirisa
Iyo nyanzvi yekuchengetedza vheji isati yanyungudutswa uye mushure mekugadzirwa inoita basa rakakosha mukugadzira uye kushanda kwevhavha. Kugadzirisa kwakarurama uye kwakarongeka uye kunobudirira kuchadzivirira valve, kuita kuti valve ishande zvakanaka uye kuwedzera hupenyu hwebasa revhavha. Kugadziriswa kwevharuvhu kungaita sekwakareruka, asi hazvisi. Pane zvinowanzofuratirwa zvinhu zvebasa.
Valve girisi, kazhinji kufuratira dambudziko girizi uwandu. Mushure mekuzadza girisi, mushandisi anosarudza chinongedzo pakati pevhavha nekuzadza girizi, uye obva aita kuzadza girizi. Kune mamiriro maviri ezvinhu: kune rumwe rutivi, huwandu hwegirisi hushoma pane zvakakwana, uye nzvimbo yekuisa chisimbiso inopfekwa nekukurumidza nekuda kwekushaikwa kwemafuta. Kune rimwe divi, jekiseni remafuta rakawandisa rinokonzera tsvina. Iko hakuna kuverengera kwakaringana kwevhavha chisimbiso simba zvinoenderana nekirasi yemhando yevhavha. Iwe unogona kuverenga iyo yekuisa chisimbiso nehukuru hwevharuvhu uye chikamu, uye wobva wabaya huwandu hunonzwisisika hwegirisi.
Chechipiri, mafuta evharuvhu, kazhinji anofuratira dambudziko rekumanikidza. Munguva yekushanda kwejekiseni re lipid, iyo lipid jekiseni kumanikidza ine yakajairika peak-mupata shanduko. Dzvinyiriro yacho yakadzikira, kuvuza kwechisimbiso kana kutadza kudzvanya kwakanyanyisa, giresi jekiseni regiresi rakavharwa, girisi muchisimbiso yakaomeswa, kana mhete yekuisa chisimbiso yakavharwa nebhora revharuvhu uye ndiro yevharuvhu. Kazhinji kana jekiseni remajekiseni ranyanya kuderera, girizi yakajairwa inoyerera ichipinda muzasi mekamuri yevharuvhu, inowanzoitika mumavharuvhu madiki egedhi. Nepo iyo jekiseni remajekiseni rakanyanya kukwira, kune rumwe rutivi, tarisa girisi bhurosi, kana gomba regirisi rakavharwa, tsiva iro; Kune rimwe divi, kuomesa lipid, kuchenesa mvura kunofanirwa kushandiswa kudzokorodza kupfavisa girisi rakakundikana, uye jekiseni nyowani yekutsiva girisi. Uye zvakare, rudzi rwechisimbiso uye chisimbiso zvinhu, zvinokanganisawo kudzvanywa kwejekiseni, mafomu akasiyana echisimbiso ane akasiyana jekiseni kumanikidza, kazhinji, iyo yakaoma seal jekiseni kumanikidza yakakwira kupfuura chisimbiso chakapfava.
Ita basa riri pamusoro apa, ndinotenda kuti kuwedzera hupenyu hwebasa revhavha kunobatsira zvikuru, asiwo kunogona kuderedza dambudziko rakawanda risina basa.
Nzira shanu dzehunyanzvi dzekutarisana nekubuda kwevharuvhu
Muviri wevharuvhu uye kuvhara kwevhavha yevhavha:
Chikonzero:
1. Kukanda mhando yesimbi yakakandwa haina kukwirira, uye kune trachoma, yakasununguka kurongeka, slag kuisirwa uye humwe hurema pamuviri wevharuvhu uye chivharo chevhavha muviri.
2. Mutswe unotonhora;
3. Urombo husina kunaka, kuiswa kwe slag, kusina kusungirirwa, kushungurudza kuputika uye zvimwe zvikanganiso;
4. Kanda simbi vharafu yakakuvadzwa nezvinorema chinhu kukanganisa.
Maintenance nzira:
1. Kuvandudza kunaka kwekukanda uye kuitisa bvunzo yesimba zvakanyatsoenderana nemirairo isati yaiswa;
2. Pamavharuvhu ane tembiricha iri 0 ° kana pasi, kuchengetedza kupisa kana kusanganiswa kuchaitwa, uye mvura ichabviswa mumavharuvhu asingashande.
3. Mawelds emuviri uye chivharo chevhavha inoumbwa newelding ichaitwa zvinoenderana neakakodzera welding oparesheni mitemo, uye kuona kukanganisa uye kuyedza simba kunoitwa mushure mekugadzira;
4. Inorambidzwa kusundira uye kuisa zvinhu zvinorema pavhavha. Hazvibvumirwi kurova simbi yakakandwa uye isiri-simbi valve nenyundo.
Chechipiri, kuvuza kwekurongedza (kudonha kwevhavha, chikamu chekurongedza chakakura)
Chikonzero:
1. Kurongedza kusarudzwa kwakashata, kusingapikisane nepakati corrosion, kusingapikisane nepamusoro-soro kana vacuum valve, kupisa kwepamusoro kana kushandiswa kwekushisa kwepasi;
2. Iyo yekurongedza haina kuiswa zvakanaka, pane zvimwe zvakakanganisika senge kutsiva diki nehombe, iyo helix winding joint haina kunaka, iyo yepamusoro yakasimba uye yakaderera yakasununguka.
3. Iyo yekurongedza yakwegura uye yakarasika elasticity kupfuura hupenyu hwayo hwesevhisi
4. Stem precision haisi yakakwirira, kukotama, kuora, kupfeka uye zvimwe zvikanganiso
5. Nhamba yezvindori zvekutakura haina kukwana, gland haina kudzvinyirirwa;
6. Gland, mabhoti, uye zvimwe zvikamu zvakakuvadzwa, kuitira kuti gland irege kumanikidzwa;
7. Kushanda kusina kunaka, simba rakawandisa, nezvimwewo;
8. Gland skew, gland uye stem gap idiki zvakanyanya kana kuti yakakura, zvichikonzera kupera kwedzinde, kurongedza kukuvadzwa.
Maintenance nzira:
1. Zvinhu uye rudzi rwekutakura zvinofanira kusarudzwa maererano nemamiriro ekushanda;
2. Zvinoenderana nezvinodiwa zveiyo chaiyo yekumisikidza kurongedza, mudzi wepani unofanirwa kuiswa uye kudzvanywa kutenderera nekutendeuka, iyo yakabatana inofanira kunge iri 30 ℃ kana 45 ℃;
3. Iko kurongedza nehupenyu hwakareba hwebasa, kuchembera uye kukuvara kunofanira kutsiviwa nenguva;
4. Valve stem bending, kupfeka kunofanira kutwasanudzwa, kugadzirisa, kukanganisa kwakakomba kunofanira kutsiviwa nenguva;
5. Kutakura kunofanira kuiswa maererano nenhamba yakatemerwa yekutendeuka, gland inofanira kuva yakaenzana uye yakaenzana yakasimbiswa, sleeve yekumanikidza inofanira kuva nepamusoro pe5mm pretightening gap;
6. Gland yakakuvadzwa, mabhoti uye zvimwe zvikamu zvinofanira kugadziriswa kana kuchinjwa nenguva;
7. Inofanirwa kutevedzera maitiro ekushanda, kunze kwekukanganisa kwehandwheel, ine yunifomu yekumhanya yakajairika simba rekushanda;
8. Gland bolt inofanira kusimbiswa zvakaenzana uye symmetrically. Kana mukaha uripo pakati pegland netsinde revharuvhu uri diki zvakanyanya, gaka rinofanira kuwedzerwa zvakakodzera. Kana mukaha uri pakati pegland nedzinde wakakurisa, unofanirwa kutsiviwa.
Tatu. Kubuda kwechisimbiso chepamusoro
Chikonzero:
1, yekuisa chisimbiso pamusoro pekukuya isina kuenzana, haigone kuumba mutsara wepedyo;
2, kuwirirana pakati pehunde uye chikamu chekuvhara pakati pekumiswa, hakuna kutwasuka kana kupfeka;
3, iyo yevhavha hunde kukotama kana kusangana haina kunaka, kuitira kuti chikamu chekuvhara chitsvedzerwe kana kwete pakati;
4. Kusarudzwa kusina kukodzera kwekuvhara pamusoro pehutano hwehutano kana kusasarudzwa kwevhavha maererano nemamiriro ekushanda
Maintenance nzira:
1. Sarudza zvakarurama zvinhu uye rudzi rwe bouncing gasket maererano nemamiriro ekushanda;
2, kunyatsogadzirisa, kushanda zvakanaka;
3, inofanira kuva yakaenzana uye symmetrically screw bhaudhi, kana zvichidikanwa, inofanira kushandisa torque wrench, preload inofanira kusangana nezvinodiwa, kwete yakakura kana diki. Flange uye majoini eshinda anofanirwa kuve neimwe preload clearance;
4, gungano regasket rinofanira kusangana nepakati, simba rakafanana, gasket haribvumirwi kupeta uye kushandisa gasket kaviri;
5, static sealing surface corrosion, kukuvara kwekugadzirisa, kugadzirisa mhando haina kukwirira, kunofanirwa kugadziriswa, kukuya, kuongorora kwemavara, kuita kuti nzvimbo yekuisa chisimbiso isangane nezvinodiwa;
6. Paunenge uchiisa gasket, kutarisa kunofanira kubhadharwa pakuchenesa, kuvhara pamusoro kunofanira kunge kune parafini yakajeka, uye gasket haifaniri kuwira pasi.
Chechina, kuvhara mhete yekubatanidza kuvuza
Chikonzero:
1, yekuisa chisimbiso mhete yekutenderedza haina kuomarara
2, mhete yekuisa chisimbiso uye welding yemuviri, yemhando yepamusoro haina kunaka;
3, yekuisa chisimbiso yekubatanidza tambo, sikuruu, kumanikidza mhete yakasununguka;
4. Mhete yekuisa chisimbiso yakabatana uye yakasvibiswa.
Maintenance nzira:
1. Kudonha kuri munzvimbo yakavharwa yekutenderedza kunofanirwa kugadziriswa nejekiseni rinonamira uye wozokunguruka;
2. Mhete yekuisa chisimbiso inofanira kugadziriswa maererano nekugadzirisa kwekugadzirisa. Kana iyo yepamusoro isingagadziriswi, iyo yekutanga yekumusoro uye kugadzirisa kunofanirwa kuitwa;
3. Bvisa screws, chenesa mhete yekumanikidza, shandura zvikamu zvakakanganisika, geda chisimbiso nekubatanidza chigaro chiri pedyo, uye uunganidze zvakare. Zvikamu zvine kukuvara kukuru kwekuora zvinogona kugadziriswa ne welding, bonding uye dzimwe nzira;
4. Chisimbiso chekubatanidza chisimbiso chepamusoro chakasvibiswa, chinogona kugadziriswa nekukuya uye kusungirirwa, uye mhete yekuisa chisimbiso inofanira kuchinjwa kana isingagoni kugadziriswa.
5. Kudonha kunokonzerwa nekudonha kwezvikamu zvinovhara:
Chikonzero:
1, kushanda kusina kunaka, kuitira kuti chidimbu chekuvhara chivhare kana kupfuura chifukidzo chakafa, kubatana kwakakuvadzwa uye kuputsika;
2, kuvhara kubatana hakuna kusimba, kusununguka uye kudonha;
3, sarudzo yekubatanidza zvinhu haina kunaka, haigone kumira kukora kwepakati uye mekiniki kupfeka.
Maintenance nzira:
1, kushanda kwakarurama, kuvhara valve haigoni kumanikidzira zvakanyanya, vhura valve haigoni kudarika nzvimbo yakafa, valve yakazaruka zvakakwana, handwheel inofanira kudzoka zvishoma;
2. Kubatana pakati pechikamu chekuvhara nevhavha yevhavha inofanira kuva yakasimba, uye tambo yekubatanidza inofanira kuva nechekumashure;
3. Mafasteners anoshandiswa kubatanidza zvikamu zvekuvhara uye tsinde yevharuvhu inofanira kumira nekuora kwepakati, uye iine mamwe masimba emagetsi uye kupfeka kusagadzikana.