1. Ihame ryakazi rya DBB plug valve
DBB icomeka kumashanyarazi ninzitizi ebyiri kandi ziva mumaraso: valve igice kimwe gifite imyanya ibiri ifunga intebe, mugihe kiri mumwanya ufunze, irashobora guhagarika umuvuduko wo hagati uva hejuru no kumanuka kumpera ya valve icyarimwe, kandi ifatanye hagati yintebe zifunga intebe Umuyoboro wumubiri wa valve ufite umuyoboro wubutabazi.
Imiterere ya plaque ya DBB igabanijwemo ibice bitanu: bonne yo hejuru, gucomeka, icyicaro cyimpeta, umubiri wa valve na bonnet yo hepfo.
Gucomeka kumubiri wa DBB plug valve igizwe na plaque ya conic hamwe na disiki ebyiri za valve kugirango zikore umubiri wa silindrike. Disiki ya valve kumpande zombi zometseho reberi ifunze hejuru, naho hagati ni icyuma gifatika. Iyo valve ifunguye, uburyo bwo kohereza butuma icyuma cya valve kizamuka, kandi kigatwara disiki ya valve kumpande zombi gufunga, kugirango kashe ya disiki ya valve hamwe nubuso bwa kashe ya valve itandukanijwe, hanyuma igatwara umubiri wacometse kuzunguruka 90 ° kugeza kumwanya wuzuye wa valve. Iyo valve ifunze, uburyo bwo kohereza buzengurutsa icyuma cya valve 90 ° kumwanya ufunze, hanyuma ugasunika icyuma cya valve kumanuka, disiki ya valve kumpande zombi ihuza hepfo yumubiri wa valve kandi ntigikomeza kumanuka, hagati icyuma gikomeza kumanuka, kandi impande zombi za valve zisunikwa nindege ihanamye. Disiki yimukira hejuru yikidodo cyumubiri wa valve, kuburyo hejuru yikimenyetso cyoroshye cyo gufunga disiki hamwe nubuso bwa kashe yumubiri wa valve byahagaritswe kugirango bigerweho. Igikorwa cyo guterana gishobora kwemeza ubuzima bwa serivisi ya kashe ya valve.
2. Ibyiza bya DBB icomeka
Amashanyarazi ya DBB afite ubudahangarwa bwo hejuru cyane. Binyuze mu isake idasanzwe imeze nk'imigozi, inzira ya L nuburyo bwihariye bwo gukora, kashe ya disiki ya valve hamwe nubuso bwa kashe ya valve itandukana hagati yabyo mugihe cyo gukora valve, bityo ukirinda kubyara amakimbirane, bikuraho kwambara kashe no kongera ubuzima bwa valve. Ubuzima bwa serivisi butezimbere ubwizerwe bwa valve. Muri icyo gihe, ibipimo bisanzwe bya sisitemu yubutabazi bwumuriro bitanga umutekano nuburyo bworoshye bwimikorere ya valve hamwe no gufunga burundu, kandi mugihe kimwe gitanga umurongo wo kugenzura kumurongo ufunze wa valve.
Ibintu bitandatu biranga DBB icomeka
1) Umuyoboro nigikoresho gifunga kashe, ifata igishushanyo mbonera cyinkoko, ntabwo yishingikiriza kumuvuduko wumuyoboro woguhuza imbaraga nimbaraga zo kubanziriza imbeho, ifata ibyemezo bibiri, kandi ikora kashe yigenga ya zero-yamenetse. kuri epfo na ruguru, na valve ifite ubwizerwe buhanitse.
) Umuyoboro wa valve ukora ni nto, ubereye inshuro nyinshi ibikorwa, kandi na valve ifite ubuzima burebure.
3) Kubungabunga kumurongo wa valve biroroshye kandi byoroshye. Umuyoboro wa DBB uroroshye muburyo kandi urashobora gusanwa utabikuye kumurongo. Igifuniko cyo hasi kirashobora gukurwaho kugirango ukureho slide kuva hasi, cyangwa igifuniko cya valve gishobora gukurwaho kugirango ukureho slide hejuru. Umuyoboro wa DBB ni muto mubunini, urumuri muburemere, byoroshye gusenya no kubungabunga, byoroshye kandi byihuse, kandi ntibisaba ibikoresho binini byo guterura.
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5) Igihe-nyacyo cyerekana umwanya wa valve, hamwe nurushinge rwerekana urutonde kumurongo wa valve rushobora gutanga ibitekerezo-nyabyo-byimiterere ya valve.
6) Umuyoboro wimyanda wo hasi urashobora gusohora umwanda, kandi urashobora gusohora amazi mumurwango wa valve mugihe cyitumba kugirango wirinde umubiri wa valve kwangirika kubera kwaguka kwinshi mugihe amazi akonje.
3. Isesengura ryananiwe rya DBB icomeka
1) Ubuyobozi pin bwacitse. Ubuyobozi bwa pin bushyirwa kumurongo wikibaho cyometseho uruzitiro, naho urundi ruhande rushyizwe kumurongo wa L-shusho yo kuyobora kumurongo wa valve. Iyo igiti cya valve gifunguye no kuzimya munsi yigikorwa cya actuator, pin yo kuyobora igabanywa nuyoboye umurongo, bityo valve ikorwa. Iyo valve ifunguye, plug irazamurwa hanyuma ikazunguruka kuri 90 °, kandi iyo valve ifunze, izunguruka 90 ° hanyuma ikanda hasi.
Igikorwa cya valve stem munsi yigikorwa cyuyobora pin irashobora kubora muburyo bwo kuzenguruka gutambitse no guhagarikwa hejuru no hasi. Iyo valve ifunguye, uruti rwa valve rutwara L-shitingi ya L kugirango izamuke ihagarike kugeza pin iyobora igeze aho ihinduranya ya shusho ya L, umuvuduko uhagaze wihuta kugera kuri 0, kandi icyerekezo cya horizontal cyihutisha kuzenguruka; iyo valve ifunze, uruti rwa valve rutwara L-shitingi ya L kugirango izenguruke mu cyerekezo gitambitse kugeza Iyo pin iyobora igeze aho ihinduranya ya shusho ya L, kwihuta gutambitse guhinduka 0, kandi icyerekezo gihagaritse cyihuta kandi kanda hasi. Kubwibyo, kuyobora pin ikorerwa imbaraga zikomeye mugihe L-shusho ya L ihinduka, kandi nuburyo bworoshye kwakira imbaraga zingaruka mubyerekezo bitambitse kandi bihagaritse icyarimwe. Amashanyarazi yamenetse.
Nyuma yo kuyobora pin yamenetse, valve iba imeze aho icyuma cya valve cyazamuwe ariko icyuma cya valve nticyazengurutswe, kandi umurambararo wa diameter wacometse kuri perpendicular kuri diameter yumubiri wa valve. Icyuho kirarengana ariko binanirwa kugera kumwanya wuzuye. Uhereye ku kuzenguruka kwinyuze hagati, birashobora kugenzurwa niba valve iyobora pin yacitse. Ubundi buryo bwo guca ukubiri no kuyobora pin ni ukureba niba igipimo cyerekana pin cyashyizwe kumpera yikibabi cya valve gifunguye iyo valve ihinduwe. Igikorwa cyo kuzunguruka.
2) Kubitsa umwanda. Kubera ko hari icyuho kinini hagati ya plaque ya valve na cavite ya valve hamwe nubujyakuzimu bwa cavite ya valve mucyerekezo gihagaritse kiri munsi yicy'umuyoboro, umwanda ushyirwa munsi yu mwobo wa valve iyo amazi anyuze. Iyo valve ifunze, plug ya valve irakanda hasi, kandi umwanda wabitswe ukurwaho na plaque ya valve. Irambuye hepfo yu mwobo wa valve, hanyuma nyuma yo kuyishiramo inshuro nyinshi hanyuma igatunganywa, hashyizweho urwego rw "urutare rwimitsi". Iyo umubyimba wurwego rwanduye urenze icyuho kiri hagati yicyuma cya plaque nintebe ya valve kandi ntigishobora kongera guhagarikwa, bizabangamira inkoni ya plaque ya valve. Igikorwa gitera valve idafunga neza cyangwa kurenza urugero.
(3) Imbere yimbere ya valve. Imbere yimbere ya valve nigikomere cyica cyafunzwe. Kurenza imbere imbere, niko kwizerwa kwa valve. Kumeneka kwimbere ya valve ihinduranya amavuta bishobora gutera impanuka zikomeye zamavuta, bityo rero hagomba gutekerezwa gutoranya amavuta yo guhinduranya amavuta. Imikorere yimbere yimbere ya valve ningorane zo kuvura imbere. Umuyoboro wa DBB ufite icyuma cyoroshye kandi cyoroshye-gukora-imikorere yimbere yo gutahura imbere nuburyo bwo kuvura imbere, hamwe nuburyo bubiri bwo gufunga ibyuma byububiko bwa DBB plug valve ituma igira imikorere yizewe yo guca, bityo amavuta ibicuruzwa bihindura ibicuruzwa byamavuta yatunganijwe ahanini akoresha icyuma cya DBB.
Uburyo bwa DBB plug valve imbere yuburyo bwo gutahura: fungura valve yubutabazi bwumuriro wa valve, niba hari uburyo bumwe bwasohotse, burahagarara gusohoka, ibyo bikaba byerekana ko valve idafite imyenge yimbere, kandi uburyo bwo gusohoka ni bwo buryo bwo kugabanya umuvuduko uriho mu cyuho cya plaque. ; niba haribisohoka bikomeza gusohoka, Byaragaragaye ko valve ifite imyanda yimbere, ariko ntibishoboka kumenya uruhande rwa valve rwimbere. Gusa mugusenya valve dushobora kumenya uko ibintu byifashe imbere. Uburyo bwo gutahura imbere bwimbere ya valve ya DBB burashobora gutahura aho bwihuse, kandi burashobora gutahura imbere yimbere ya valve mugihe uhinduranya ibicuruzwa bitandukanye bya peteroli, kugirango wirinde impanuka zibicuruzwa bya peteroli.
4. Gusenya no kugenzura ububiko bwa DBB
Kugenzura no kubungabunga harimo kugenzura kumurongo no kugenzura kumurongo. Mugihe cyo kubungabunga kumurongo, umubiri wa valve na flange bibikwa kumuyoboro, kandi intego yo kubungabunga igerwaho no gusenya ibice bya valve.
Gusenya no kugenzura ibyuma bya DBB byacitsemo ibice bigabanijwe muburyo bwo gusenya hamwe nuburyo bwo gusenya. Uburyo bwo gusenya hejuru bugamije ahanini ibibazo biriho mugice cyo hejuru cyumubiri wa valve nkigiti cya valve, isahani yo hejuru yo hejuru, icyuma gikora, hamwe nugucomeka. Uburyo bwo gusenya bugamije ahanini ibibazo biri kumpera yo hepfo ya kashe, disiki ya valve, ibyapa bitwikiriye, hamwe n’imyanda.
Uburyo bwo gusenya hejuru bwo hejuru bukuraho actuator, amaboko yikibabi cya valve, glande ya kashe, hamwe nigifuniko cyo hejuru cyumubiri wa valve nacyo, hanyuma kikazamura igiti cya valve na plaque ya valve. Iyo ukoresheje uburyo bwo hejuru-hasi, kubera gukata no gukanda kashe yo gupakira mugihe cyo kwishyiriraho no kwambara no kurira kuruti rwa valve mugihe cyo gufungura no gufunga, ntibishobora kongera gukoreshwa. Fungura valve kumwanya ufunguye mbere kugirango wirinde icyuma cya valve kuvanwaho byoroshye mugihe disiki ya valve kumpande zombi zifunze.
Uburyo bwo gusenya bukeneye gusa gukuraho igifuniko cyo hepfo kugirango uhindure ibice bijyanye. Mugihe ukoresheje uburyo bwo gusenya kugirango ugenzure disiki ya valve, valve ntishobora gushyirwa mumwanya ufunze byuzuye, kugirango wirinde disiki ya valve ntishobora gusohoka mugihe kanda. Bitewe numuyoboro wimuka hagati ya disiki ya valve na plaque ya valve unyuze muri ruhago ya dovetail, igifuniko cyo hasi ntigishobora gukurwaho icyarimwe mugihe igifuniko cyo hepfo cyakuweho, kugirango wirinde ko kashe yangirika kubera kugwa kwa valve. disiki.
Uburyo bwo hejuru bwo gusenya hamwe nuburyo bwo gusenya bwa DBB ya valve ntibikeneye kwimura umubiri wa valve, bityo kubungabunga kumurongo birashobora kugerwaho. Igikorwa cyo kugabanya ubushyuhe gishyirwa kumubiri wa valve, kuburyo uburyo bwo hejuru bwo gusenya nuburyo bwo hasi bwo gusenya ntibikeneye gusenya inzira yubutabazi bwubushyuhe, bworoshya uburyo bwo kubungabunga no kunoza imikorere yo kubungabunga. Gusenya no kugenzura ntabwo bikubiyemo umubiri wingenzi wumubiri wa valve, ariko valve igomba gufungwa burundu kugirango ikumire itemba.
5. Umwanzuro
Gusuzuma amakosa ya DBB plug valve irahanurwa kandi burigihe. Ukurikije imikorere yoroheje yo gutahura imbere, ikosa ryimbere rirashobora gupimwa vuba, kandi byoroshye kandi byoroshye-gukora-kugenzura no kubungabunga ibikorwa birashobora kubona kubungabunga igihe. Kubwibyo, sisitemu yo kugenzura no gufata neza ibyuma bya DBB byacometse kandi byahindutse kuva muburyo busanzwe nyuma yo gutsindwa bikagera kuri sisitemu yo kugenzura no kubungabunga ibyerekezo byinshi bihuza kubungabunga mbere yo guhanura, kubungabunga ibyabaye no kubungabunga buri gihe.
Igihe cyo kohereza: Ukuboza-22-2022