Taboo 11

Ivhavha yakaiswa zvisizvo. Semuenzaniso, iyo globe valve kanacheki valvemvura (kana mhepo) inoyerera nzira inopesana nechiratidzo, uye hunde yevharuvhu inokwidzwa pasi. Ivhavhavha yecheki inoiswa vertically kwete yakatwasuka. Ndapota, kure nemusuwo wekuongorora.

Mhedzisiro: Ivhavha inotadza kushanda, switch iri kunetsa kugadzirisa, uye hunde yevharuvhu inowanzonongedza pasi, zvichitungamira mukudonha kwemvura.
Matanho: Tevedzera mirairo yekuisa valve kune tsamba. Siya hurefu hwakakwana hwekuvhura kune hunde rekuwedzera regedhi mavharuvhunemadzinde anosimuka. Nyatsofunga nezvenzvimbo inotenderedza mubato uchishandisa butterfly valves. Madzinde emavharuvhu akasiyana haafanire kuiswa chero yakaderera pane yakachinjika kana kudzika pasi. Pamusoro pekuve negonhi rekuongorora rinogona kugonesa kuvhurika nekuvhara kwevharuvhu, mavharuvhu akavigwa anofanirawo kunge aine hunde yevharuvhu yakatarisana nemusuwo wekuongorora.

Taboo 12

Mavharuvhu akaiswa' mamodheru uye zvakatemwa hazvitevedzere kune dhizaini zviyero. Semuyenzaniso, pombi yekusveta pombi yemoto inoshandisa vharuvhu yeshavishavi apo dhayamita yepombi iri pasi kana kuenzana ne50mm, uye yakaoma uye yakamira yekudziya yemvura inopisa inoshandisa vharafu yekumisa kana kudzvanywa kwevharuvhu kuri kushoma pane test system. pressure.

Mhedzisiro: shandura kuti vharuvhu inovhurika sei uye inovhara sei, uye kuti kushorwa, kumanikidza, uye mamwe mabasa anogadziriswa sei. Zvakatonyanya kuipa, zvakakonzera kuti vharafu iparadzwe uye ichida kugadziriswa apo system yacho yaishandiswa.

Zviyero: Ziva huwandu hwemashandisirwo emavharuvhu akasiyana, uye sarudza madhizaini evharuvhu uye modhi zvinoenderana nezvinodiwa nedhizaini. Ivhavha yezita rekumanikidza inofanirwa kugutsa iyo system test pressure specifications. Maererano nechiyero chekuvaka, chivharo chekumisa chinofanira kushandiswa kana dhayamita yepombi yebazi rekupa mvura isingasviki kana yakaenzana ne50mm; kana yakakwira kupfuura 50mm, valve yegedhi inofanira kushandiswa. Butterfly mavharuvhu haafanire kushandiswa papombi yekusveta pombi yemoto, uye mavharuvhu egedhi anofanirwa kushandiswa kupisa mvura inopisa yakaoma uye yakatwasuka yekudzora mavharuvhu.

Taboo 13

Pamberi pevhavha yaiswa, kuongororwa kwehutano hunodiwa hakuiti maererano nemitemo.

Mhedzisiro: Kudonha kwemvura (kana mhepo) kunoitika panguva yekushanda kwehurongwa nekuti switch yevharuvhu inochinjika uye kuvharika hakuna kuomarara, zvinoda kugadziridzwa uye kugadzirisa uye kunyangwe kukanganisa mvura yenguva dzose (kana mhepo).

Matanho: Iyo yekumanikidza simba uye tightness bvunzo inofanirwa kupedzwa usati waisa vharafu. 10% yebatch yega yega (mhando imwechete, kutsanangurwa kwakafanana, modhi yakafanana) inofanira kusarudzwa zvisina tsarukano pabvunzo, asi isingasviki imwe. Kuedza kwesimba uye kusimba kunofanira kuitwa imwe panguva pane imwe neimwe yakavharwa-yevhavhavhavha inoiswa papombi huru kuti igurwe. Iyo "Code yeKuvaka Hunhu Kugamuchirwa kweKuvaka Mvura Inopa, Drainage uye Heating Injiniya" (GB 50242-2002) inofanira kuteverwa kune simba uye kusimba bvunzo kumanikidza kwevhavha.

Taboo 14

Ruzhinji rwezvishandiso, michina, uye zvinhu zvinoshandiswa mukuvaka hazvina zvitupa zvechigadzirwa kana zvinyorwa zvehunyanzvi hwekuongorora zvinodikanwa nehurumende kana shumiro kuzadzisa maitiro azvino.

Migumisiro: Hunhu husina kunaka hwechirongwa, njodzi dzetsaona dzakavanzwa, kusakwanisa kupedzwa nenguva, uye kuda kugadziridzwazve zvese zvinopa kuti nguva yekuvaka iwedzere uye kuwedzera kwevashandi nezvinhu.

Matanho: Zvigadzirwa zvekutanga, zvekushandisa, uye maturusi anoshandiswa mukupa mvura, dhiraivha, kudziyisa, uye mapurojekiti ehutsanana anofanirwa kunge aine magwaro ehunyanzvi hwekuongorora zvemhando yepamusoro kana zvitupa zvekufanirwa nechigadzirwa zvakapihwa nehurumende kana shumiro inoenderana nezviyero zvazvino; mazita echigadzirwa chavo, mamodheru, zvakatemwa, uye mamiriro emhando yenyika anofanira kucherechedzwa. Zita rekodhi, zuva rekugadzira, zita remugadziri nenzvimbo, chitupa chekuongorora, kana zita rekodhi rechigadzirwa chekare.

Taboo 15

Valve Flip

Consequences: Directionality chinhu chemavharuvhu akawanda, anosanganisira cheki mavharuvhu, throttle mavharuvhu, pressure kuderedza mavharuvhu, uye kumisa mavharuvhu. Iko kushandiswa kwekushandisa uye hupenyu hwevhavhavha yevhavha ichakanganiswa kana yakagadzika pasi; zvingatouraya.

Zviyero: Pane chiratidzo chekutungamira pamutumbi wevharuvhu kune mavharuvhu akajairwa; kana pasina chiratidzo chekutungamira, vharafu inofanira kunyatsozivikanwa zvichienderana nekuti inoshanda sei. Mvura inofanira kuyerera nepakati pevhavha yevhavha kubva pasi kusvika kumusoro kuitira kuti kuvhurika kuve kuponesa basa (nekuti kumanikidzwa kwepakati kuri kumusoro) uye yepakati haitsikidzi kurongedza mushure mekuvhara, iyo iri nyore kugadzirisa. Ivhavhavhavha yevhavha yekumira haina asymmetrical kubva kuruboshwe kuenda kurudyi. Iyo globe valve haigone kutenderedzwa nekuda kweizvi.

Kuisa vharafu regedhi rakatarisa pasi, negumbo reruoko richidzika, kuchaita kuti yepakati igare munzvimbo yebhoneti kwenguva yakareba, izvo zvakaipa pakuora kwehunde yevharuvhu uye zvinopesana nemitemo yemamwe maitiro. Kutsiva kurongedza panguva imwe chete zvakanyanya kusagadzikana. Dzinde revharuvhu rakafumurwa richadzikira kubva pakunyorova kana vharafu regedhi rinokwira rakaiswa pasi pevhu. Iva nechokwadi chokuti dhisiki rakarurama paunenge uchiisa cheki chekivhavha kuitira kuti inogona kusimudzwa nyore nyore. Ita shuwa kuti pini shaft yakachinjika paunenge uchiisa swing cheki valve kuitira kuti ivhurwe zvakasununguka. Papombi yakatwasuka, vharafu-inoderedza kudzvanywa inofanirwa kuiswa yakatwasuka; haifanire kurerekera neimwe nzira.

Tabhoo 16

Manual valve kuvhura nekuvhara, simba rakawandisa

Mhedzisiro: kusiyanisa kubva kukuvadzwa kwevharuvhu kusvika kune njodzi zviitiko

Zviyero: Kusimba kwenzvimbo yekuisa chisimbiso uye simba rekuvhara rinodiwa rinotariswa paunenge uchigadzira vharafu remaoko, pamwe nevhiri remaoko kana mubato, webasa remazuva ese. Nekuda kweizvozvo, haigone kufambiswa nechipanera chakareba kana lever. Vamwe vanhu vakajaira kushandisa chipanera, uye vanofanirwa kungwarira zvakanyanya kuti vasashandise simba rakawandisa nekuti kuita izvi kunogona kukuvadza zviri nyore nzvimbo yekuisa chisimbiso kana kuita kuti chipanera chityoke vhiri reruoko uye mubato. Simba rinoshandiswa kuzarura nekuvhara valve rinofanira kunge rakafanana uye risina kukanganisa.

Mamwe mavharuvhu akakwira-pressure anobata kuvhurika nekuvharika atora pfungwa yekuti simba rekuita iri harigone kufanana neremavharuvhu akajairwa. Usati wavhura, vheji yemhepo inoda kupiswa, uye mvura yakanyungudutswa inoda kudirwa. Kudzivirira nyundo yemvura, inofanira kuvhurwa zvishoma nezvishoma sezvinobvira. Gumbo remaoko rinoda kutenderedzwa zvishoma rakatarisa pasi mushure mekunge vharafu yanyatsovhurwa kuti isimbise tambo uye kudzivirira kusunungura uye kukanganisa.

Pamavharuvhu anosimuka, zvakakosha kuti urambe uchifunga kuti dzinde iri papi kana rakavhurika zvakazara uye rakavharwa zvakazara kudzivirira kurova pamusoro pakafa centre. Pamusoro pezvo, zviri nyore kuona kana yakajairika kana yakavharwa zvizere. Ivhavhavha hunde inoshanduka kana yavharwa zvakazara kana dzinde revharuvhu ratsemuka kana kana paine chinhu chakakosha chakaiswa pakati pevharuvhu core seal. Varuvhu inogona kuvhurwa zvishoma kuti ibvumire kuyerera kwepakati-kumhanya kushambidza pombi inorema yakaunganidzwa yetsvina isati yavharwa zvinyoro nyoro (usavhare chimbi-chimbi kana nechisimba kudzivirira tsvina yasara inopinza chisimbiso pamusoro). Tangazve, ita izvi kakawanda, geza tsvina kunze, uye wozoishandisa semazuva ose.

Paunenge uchivhara mavharuvhu anowanzo kuvhurika, chero marara ari pamusoro pechisimbiso anofanira kubviswa uchishandisa nzira yambotaurwa vharafu isati yavharwa zviri pamutemo. Kuti udzivise kukuvadza sikweya yehunde yevharuvhu, kuve nevhavha kutadza kuvhurika nekuvhara, uye zvichikonzera tsaona dzine chekuita nekugadzirwa, handwheel uye mubato unofanirwa kuve wakashongedzerwa nekukurumidza kana zvaputsika kana kurasika. A flexible wrench haigoni kushandiswa kuvatsiva. Mushure mokunge vharuvhu yakavharwa, mamwe masvikiro anotonhorera, izvo zvinoita kuti valve iite. Kuti udzivise kutsemuka kubva pakuonekwa pachisimbiso, mushandisi anofanira kuchivhara zvakare panguva chaiyo. Kana ikabuda panguva yekuvhiyiwa kuti inobhadhara zvakanyanya, chikonzero chinofanira kuongororwa.

Zvinokwanisika kugadzirisa kurongedza zvakakwana kana yakanyanya kusimba. Vashandi vanofanira kuziviswa kugadzirisa tsinde yevharuvhu kana yakakombama. Kana vharafu ichifanira kuvhurwa panguva ino, tambo yevhavha yevhavha inogona kusunungurwa nehafu yedenderedzwa kune imwe denderedzwa kuti isunungure kunetseka pahunde yevhavha, uye wozoshandura handwheel. Kune mamwe mavharuvhu, kana vharuvhu iri munzvimbo yakavharwa, chikamu chekuvhara chichawedzera nekuda kwekupisa, zvichiita kuti zviome kuvhura.

Tabhoo 17

Kuiswa kwakashata kwemavharuvhu emamiriro ekushisa akakwirira

Migumisiro: Kukonzera kupera

Zviyero: Sezvo mavharuvhu ekupisa kwepamusoro ari pamusoro pe200 ° C akaiswa patembiricha yekamuri, anofanirwa kusimbazve kuitira kuchengetedza "kusunga kwekupisa" mushure mekushanda kwemazuva ese kana tembiricha ichikwira, mabhaudhi anowedzera nekuda kwekupisa, uye gwanza rinowedzera. Vashandi vanofanirwa kutarisa pabasa iri nekuti kuvuza kunogona kuitika nyore pasina iyo.

Tabhoo 18

Kushaikwa kwemvura mukutonhora kwekunze

Zviyero: Mvura yakaungana kuseri kwevharuvhu yemvura inoda kubviswa kana kunze kuchitonhora uye vharuvhu yemvura yakavharwa kwechinguva. Mvura yakanyungudutswa inofanira kudonhedzwa kana vharafu yemhepo yakadzima. Kuzasi kwevharuvhu kwakafanana neplug inogona kuvhurwa kuti mvura ibude.

Tabhoo 19

Isiri-metallic valve, kuvhura uye kuvhara simba rakakura kwazvo

Zviyero: Mavharuvhu asina-simbi anouya musimba rakasiyana-siyana, mamwe acho akaoma uye anoputika. Kana ichishandiswa, simba rinoshandiswa pakuvhura nekuvhara harifanire kunge rakanyanyisa, kunyanya risingaite zvehasha. Chenjerera kuti udzivise kubonderana muzvinhu zvakare.

Taboo 20

Ivhavha itsva inorongedza zvakanyanya

Zviyero: Iyo yekurongedza haifanirwe kurongedzerwa zvakanyanya kana vheji nyowani iri kushanda kuitira kudzivirira kudonha, kudzvinyirira kwakanyanya pahunde yevharuvhu, kukurumidza kupera, uye kuvhurika nekuvharika kwakaoma. Maitiro ekuvaka mavharuvhu, zvivakwa zvekudzivirira mavharuvhu, bypass uye chiridzwa, uye vharafu packing kutsiva zvese zvakakosha kufunga sezvo kunaka kwekuiswa kwevharuvhu kunokanganisa kushandiswa.