Gate valve encyclopedia kple kuxiwo gbɔ kpɔkpɔ si bɔ

Agbo ƒe ʋuƒonye ʋuƒo si wozãna le mɔ vovovowo nu si bɔ vie eye wozãnɛ le mɔ vovovowo nu. Wozãnɛ koŋ le tsizazã, gaŋutinunya kple dɔwɔƒe bubuwo me. Asitsaha la de dzesi eƒe dɔwɔwɔ vovovoawo. Tsɔ kpe ɖe agbo ƒe ʋuƒoa ŋuti nusɔsrɔ̃ ŋu la, egawɔ numekuku si me vevie wu eye wòwɔe tsitotsito le eŋudɔwɔwɔ kple kuxiwo gbɔ kpɔkpɔ ŋuagbonudzɔƒewo ƒe ʋuƒo.

Nusiwo gbɔna nye numedzodzro blibo le xɔtuɖoɖo, zazã, kuxiwo gbɔ kpɔkpɔ, nyonyome me toto kple akpa bubuwo ŋu leagbonudzɔƒewo ƒe ʋuƒo.

1. Dɔwɔɖoɖo

Alesi wowɔe leagbo ƒe ʋuƒo: theagbo ƒe ʋuƒonye ʋuƒo si zãa agbo ƒe agbalẽ kple ʋuƒo ƒe zikpui tsɔ kpɔa ʋuʋu kple etutu dzi.Agbo ƒe ʋuƒovevietɔ nye valvɔ ŋutilã, valvɔ zikpui, agbo gbadzɛ, valvɔ stem, bonnet, stuffing aɖaka, packing gland, stem nut, asikeke kple bubuawo. Le tɔtrɔ si le agbo la kple ʋuƒoa ƒe zikpui dome ƒe tɔtrɔ nu la, woate ŋu atrɔ mɔ̃a ƒe lolome eye woate ŋu atso mɔ̃a. Be woate ŋu awɔe be...agbo ƒe ʋuƒowotu ɖe wo nɔewo ŋu nyuie, wotu agbo la ƒe agbalẽvi kple valvɔ ƒe zikpui ƒe ƒomedodo ƒe anyigba.

Le xɔtuɖaŋu vovovo siwo le...agbonudzɔƒewo ƒe ʋuƒo, woate ŋu ama agbo ƒe ʋuƒoawo ɖe wedge ƒomevi kple parallel ƒomevi me.

Agbo si le wedge la meagbo ƒe ʋuƒoƒe nɔnɔme le abe ʋuƒo ene, eye nutrenu la wɔa dzogoe si le tsia dzi kple mɔa ƒe titina, eye wozãa ʋuƒo si le agbo la kple ʋuƒoa ƒe zikpui dome tsɔ ɖoa ​​nutrenu (nutrenu) gbɔ. Wedge plate ate ŋu anye agbo ɖeka alo agbo eve.

Agbo si sɔ kple wo nɔewo ƒe ʋuƒoa ƒe nutrenu ƒe anyigbawo sɔ kple wo nɔewo eye wole tsitre ɖe mɔa ƒe titina fli ŋu, eye ƒomevi eve li: kekeɖenumɔ̃ le wo ŋu eye kekeɖenumɔ̃ mele wo ŋu o. Agbo eve li siwo ŋu mɔ̃ si wotsɔna kakaa nu le. Ne agboawo ɖiɖi la, agbo eve siwo sɔ kple wo nɔewo ƒe aŋgbawo akaka agbo eve siwo le valvɔa ƒe zikpui dzi la ɖe anyigba si le ŋgɔgbe la dzi be woaxe mɔ si dzi tsi sina tona. Ne agboawo fɔ eye woʋu la, ʋuƒoawo kple agboawo awɔ The matching surface of the plate, gate plate la dzina ɖe dzi va ɖoa kɔkɔƒe aɖe, eye gate la ƒe amegã si le gate plate la dzi la léa aŋea ɖe te. Agbo eve si me kekeɖenudɔwɔnu manɔmee, ne agbo la ƒu du yi ɖe ʋuƒoa ƒe zikpui me le zikpui ƒe akpa eve siwo sɔ kple wo nɔewo dzi la, wozãa tsi la ƒe nyaƒoɖeamenu tsɔ tea agbo la ɖe ʋuƒoa ƒe ŋutilã ŋu le ʋuƒoa ƒe dodo ƒe akpa dzi be woatsɔ atre tsi la nu.

Le alesi ʋuƒoa ƒe ke ƒe ʋuʋu ne woʋu agbo la hetue nu la, woma agbo ƒe ʋuƒoa ɖe hatsotso eve me: atikutsetse ƒe agbo ƒe ʋuƒo si le dzi yim kple ati ƒe agbo ƒe ʋuƒo si woɣla. Valvɔ ƒe ke kple gate plate si le stem gate valve si le dzi yim la dzina ɖe dzi heɖina le ɣeyiɣi ɖeka me ne woʋui alo tue; ne woʋu atikutsetse ƒe agbo ƒe ʋuƒo si woɣla alo tu la, ʋuƒoa ƒe ke koe trɔna, eye womate ŋu akpɔ ʋuƒoa ƒe ke ƒe kɔkɔ o, eye ʋuƒoa ƒe agbalẽvi la kɔna alo dzea anyi sports. Viɖe si le atikutsetse ƒe agbo ƒe ʋuƒo si le dzi yim ŋue nye be woate ŋu adrɔ̃ ʋɔnu mɔa ƒe ʋuʋu ƒe kɔkɔme to ʋuƒoa ƒe ke ƒe kɔkɔme si le dzi yim dzi, gake woate ŋu aɖe kɔkɔme si woxɔ la dzi akpɔtɔ. Ne èdze ŋgɔ asiléƒea alo asiléƒea la, trɔ asiléƒea alo asiléƒea ɖe gaƒoɖokui ƒe mɔ nu be nàtu ʋuƒoa.

2. Nudzɔdzɔwo kple tiatia ƒe gɔmeɖosewo le agbo valvɔwo

01. Gbadzaƒeagbo ƒe ʋuƒo

Dɔwɔwɔ ƒe wɔnawo le slab agbo valvɔ:

(1) Le ami kple dzɔdzɔme gas ƒe pɔmpiwo gome la, agbo gbadzaa ƒe ʋuƒo si me do siwo me woɖea mɔ le hã le bɔbɔe be woakɔ pɔmpia ŋu.

(2) Pɔmpiwo kple ami si ŋu wokɔ ƒe nudzraɖoƒewo.

(3) Melidzeƒea ƒe mɔ̃ siwo wozãna tsɔ wɔa ami kple dzɔdzɔme gas.

(4) Pɔmpi siwo me nusuekpɔmɔ̃ siwo wotsɔ tsi tre ɖe wo nɔewo ŋu le.

(5) Dugã me gas-mɔ̃.

(6) Tsidɔwɔƒewo.

Tiatia ƒe gɔmeɖose si le slab ŋuagbo ƒe ʋuƒo:

(1) Le ami kple dzɔdzɔme gas ƒe pɔmpiwo gome la, zã kpe ɖeka alo eveagbonudzɔƒewo ƒe ʋuƒo. Ne ehiã be nàkɔ pɔmpia ŋu la, zã agbo ɖeka si me do si me woɖe mɔ ɖo si le ʋuʋu stem flat gate valve le.

(2) Le ami si ŋu wokɔ ƒe ʋuɖoɖo ƒe pɔmpi kple ami dzraɖoƒe ƒe dɔwɔnuwo gome la, wotia agbo gbadzaa ƒe ʋuƒo si me agbo ɖeka alo agbo eve le si me do siwo me woɖea mɔ le o.

(3) Le ami kple dzɔdzɔme gas ɖeɖe ƒe melidzeƒewo ɖoɖo gome la, wotia agbo ɖeka alo agbo eve ƒe agbo gbadzɛwo ƒe ʋuƒo siwo me atikplɔ ɣaɣlawo ƒe zikpui siwo le tsia dzi kple do siwo me woɖea mɔ le.

(4) Le pɔmpi siwo me nusuekpɔmɔ̃ siwo le tsia dzi le gome la, wotiaa slab gate valve siwo le abe hɛ ene.

(5) Le dugã me gas-mɔ̃wo gome la, zã agbo ɖeka alo agbo eve ƒe agbo gbadzaa ƒe ʋuƒo siwo wotu ɖe dzi fafɛ siwo wotu ɖe dziƒo.

(6) Le pɔmpi me tsidɔwo gome la, wotiaa agbo ɖeka alo agbo eve ƒe agbo ƒe ʋuƒo siwo ŋu atikplɔ siwo le ʋuʋu ɖi siwo me do siwo me woɖea mɔ le o.

02. Wedge agbo ƒe ʋuƒo

Wedge gate valve ƒe ɣeyiɣi siwo sɔ: Le valve ƒomevi vovovowo dome la, gate valve ye wozãna wu. Zi geɖe la, esɔ na ʋuʋu blibo alo nutsotso blibo ko, eye womate ŋu azãe na ɖoɖowɔwɔ kple gasɔa ƒe ʋuʋu o.

Zi geɖe la, wozãa wedge gate valves le teƒe siwo womebia nu sesẽ aɖeke le valve la ƒe gotagome didime ŋu o, eye dɔwɔwɔ ƒe nɔnɔmewo sesẽ vie. Le kpɔɖeŋu me, dɔwɔwɔ ƒe mɔ̃ si me dzoxɔxɔ kple nyaƒoɖeamenu gã le bia be woatsɔ nutunuawo ana woakpɔ egbɔ be wotre wo nu ɣeyiɣi didi, kple bubuawo.

Zi geɖe la, subɔsubɔ ƒe nɔnɔmewo alo bia kakaɖedzi nutrenu dɔwɔwɔ, nyaƒoɖeamenu gã, nyaƒoɖeamenu gã cut-off (nyaƒoɖeamenu gã vovototo), nyaƒoɖeamenu sue cut-off (sue nyaƒoɖeamenu vovototo), toɣliɖeɖe sue, cavitation kple vaporization, dzoxɔxɔ gã titina, dzoxɔxɔ sue (cryogenic), wokafui be woazã Wedge agbo valvɔ. Abe ŋusẽdɔwɔƒe, ami ƒe ʋeʋẽ, amidɔwɔƒe, ƒuta ami, tsizazã ƒe mɔ̃ɖaŋu kple tsi gbegblẽwo ɖeɖeɖa ƒe mɔ̃ɖaŋudɔwɔwɔ le dugãwo tutu, atikewɔƒe kple dɔ bubuwo me la wozãna le afisiafi.

Tiatia ƒe gɔmeɖose:

(1) Nudidi siwo ku ɖe valvɔ me tsi ƒe nɔnɔmewo ŋu. Wotia agbonukpɔmɔ̃wo na dɔwɔwɔ ƒe nɔnɔme siwo me sisi ƒe tsitretsitsi sue aɖe le, sisi ƒe ŋutete sesẽ, sisi ƒe nɔnɔme nyuiwo, kple nutrenu ƒe nudidi sesẽwo.

(2) Dzoxɔxɔ gã kple nyaƒoɖeamenu gã ƒe mɔ̃. Abe dzoxɔxɔ sesẽ, dzoxɔxɔ gã kple nyaƒoɖeamenu gã ami ene.

(3) Nusi me dzoxɔxɔ le bɔbɔe (cryogenic) me. Abe amonia si nye tsi, haidrodzin si nye tsi, oxygen si nye tsi kple nyatakakamɔnu bubuwo ene.

(4) Nyaƒoɖeamenu si bɔbɔ eye eƒe didime lolo. Abe tsi ƒe dɔwɔwɔ ene, tsi gbegblẽwo ɖeɖeɖa ƒe dɔwɔwɔ.

(5) Teƒe si woaɖoe ɖo: Ne seɖoƒe li na teƒea ƒe kɔkɔme la, tia stem wedge gate valve si woɣla; ne womeɖo seɖoƒe na eƒe kɔkɔme o la, tia stem wedge gate valve si woɖe ɖe go.

(6) Ne woate ŋu azã wo hena ʋuʋu blibo alo nutsotso blibo ko hafi woate ŋu azã wedge gate valves, eye womate ŋu azã wo atsɔ atrɔ asi le wo ŋu ahatsɔ ga axe mɔ na wo o.

3. Vodada siwo bɔ kple beléle na wo

01. Vodada siwo bɔ kple nusiwo gbɔ wòtsonaagbonudzɔƒewo ƒe ʋuƒo

Le ƒe...agbo ƒe ʋuƒowozãna, le dzoxɔxɔ si le titina, nyaƒoɖeamenu, xɔxlɔ̃ kple akpa vovovo siwo doa ka kple wo nɔewo ƒe ʋuʋu le ƒomedodo me ƒe ŋusẽkpɔɖeamedzi ta la, kuxi siwo gbɔna la dzɔna zi geɖe.

(1) Tsi si le dodom: Wole ƒomevi eve, siwo nye tsi si dona le gota kple tsi si dona le eme. Woyɔa tsi si sina yia ʋuƒoa ƒe gota gome be gotagome tsi si le dodom, eye zi geɖe la, tsi si dona le gota la nɔa aɖaka siwo me wotsɔa nu ƒoa nui kple flange ƒe kadodowo me.

Susu siwo tae aɖaka si me wotsɔa nuawo ɖona la me tsi: nusi wotsɔ ƒoa nuawoe ƒe ƒomevi alo eƒe nyonyome mewɔa nudidiawo o; nusi wotsɔ ƒoe la le tsitsim alo wodo valvɔa ƒe ke; gland si wotsɔ blaa nu la le gbadzaa; woɖea valvɔa ƒe ke ƒe anyime.

Susu siwo tae tsi le sisim le flange ƒe kadodoa gbɔ: Nusi wotsɔ wɔ gasket la alo eƒe lolome mewɔ ɖeka kple nudidiawo o; flange ƒe nutrenu ƒe anyigba ƒe dɔwɔwɔ ƒe nyonyome mede ame dzi o; womebla kadodo ƒe gaviawo nyuie o; pɔmpia ƒe ɖoɖowɔwɔ mesɔ o, eye agba bubu si gbɔ eme dona le kadodoa gbɔ.

Susu siwo tae valvɔa ƒe tsi si le eme le eme: Tsi si dona tso ʋuƒoa ƒe nutsotso si me mekɔ o gbɔe nye tsi si dona le eme, si tsoa nusiwo gblẽ le ʋuƒoa ƒe nutrenu alo nutrenu ƒe asigɛa ƒe ke si me mekɔ o ŋu gbɔ.

(1) Zi geɖe la, xɔxlɔ̃ nyea valvɔa ƒe ŋutilã, bonnet, valvɔ ƒe ke, kple flange ƒe nutrenu ƒe xɔxlɔ̃. Nusiwo wotsɔna ƒoa ƒui ƒe dɔwɔwɔ koŋ gbɔe xɔxlɔ̃ tsona, kpakple ion siwo dona tso nusiwo wotsɔ yɔa nu kple gasketwo me gbɔ.

(2) Scratches: teƒea ƒe anyigba ƒe ƒuƒuiƒe alo eƒe ʋuʋu si dzɔna ne agbo la kple valvɔa ƒe zikpui le ʋuʋum le wo nɔewo ŋu le kadodo ƒe nyaƒoɖeamenu aɖe te.

02. Beléle naagbo ƒe ʋuƒo

(1) Dzadzraɖo na valvɔ ƒe gotagome tsi si le dodom

Ne wole nusi wotsɔ blae la mimim la, ele be woada asɔ le lãkusia ƒe gaviawo me be lãkusia nagatrɔ o eye wòagblẽ dometsotso aɖe ɖi be wòate ŋu aƒoe. Ne wole nusi wotsɔ blae la tem la, ele be woatrɔ valvɔa ƒe ke be nusi wotsɔ ƒo xlã valvɔa ƒe ke la nasɔ, eye woaxe mɔ na nyaƒoɖeamenua be wòagasẽ akpa o, ale be makpɔ ŋusẽ ɖe valvɔa ƒe ke ƒe tɔtrɔ dzi o, adzi agbaa ƒe vuvu ɖe edzi, eye wòana eƒe dɔwɔwɔ nanɔ kpuie. Woƒoa valvɔa ƒe ke ƒe anyime, si wɔnɛ be medium la te ŋu dona bɔbɔe. Ele be woatrɔ asi le eŋu be woaɖe ʋuʋudedi siwo le valvɔa ƒe ke ƒe anyime ɖa hafi azãe.

Le tsi si le dodom le flange ƒe kadodoa gbɔ gome la, ne gasket la gblẽ la, ele be woaɖɔlii; ne wometia nusi woatsɔ awɔ gasket la nyuie o la, ele be woatia nusi ate ŋu aɖo nudidi siwo le eŋudɔwɔwɔ me gbɔ; ne flange ƒe nutrenu ƒe anyigba ƒe dɔwɔwɔ ƒe nyonyome menyo o la, ele be woaɖee ɖa ahadzrae ɖo. Wogbugbɔ trɔa asi le flange ƒe nutrenu ƒe anyigba ŋu vaseɖe esime wòdze.

Tsɔ kpe ɖe eŋu la, flange boltwo sesẽ nyuie, pɔmpiwo ƒe ɖoɖowɔwɔ nyuie, kple asaƒoƒo na agba bubu si gbɔ eme le flange ƒe kadodowo dzi katã nyo be woaxe mɔ ɖe tsi si sina to flange ƒe kadodowo nu nu.

(2) Dzadzraɖo na valvɔ ememe tsi si le dodom

Ememe tsi si le dodom la dzadzraɖoe nye be woaɖe nusiwo gblẽ le nutrenu ƒe anyigba kple nutrenu ƒe asigɛa ƒe ke si le gbadzaa ŋu ɖa (ne wotsɔ nutrenu ƒe asigɛa bla valvɔ ƒe agba alo zikpui dzi to tete alo ka tsɔtsɔ ƒoe me). Ne wowɔ nutrenu ƒe anyigba ŋudɔ tẽ le ʋuƒoa ƒe ŋutilã kple ʋuƒoa ƒe agbalẽvi dzi la, ke ƒe ke si le gbadzaa kple tsi si le dodom ƒe kuxi aɖeke menɔa eme o.

Ne nutrenua gblẽ vevie eye nutrenu ƒe asigɛe wɔ nutrenua la, ele be woaɖe asigɛ xoxoa ɖa eye woawɔ nutrenu ƒe asigɛ yeye; ne wowɔ nutrenua ŋudɔ le valvɔa ƒe ŋutilã dzi tẽ la, ele be woaɖe nutrenu si gblẽ la ɖa gbã. Ðee ɖa, eye emegbe nàtu nutrenu yeyea alo nusi ŋu wotrɔ asi le la wòazu nutrenu yeye. Ne ʋuʋudedi, ʋuʋudedi, ʋuʋudedi, ʋuʋudedi kple nu gbegblẽ bubu siwo le nutrenu ƒe anyigba dzi mede 0.05mm o la, woate ŋu aɖe wo ɖa to wo tutu me.

Tsi si dona le nutrenu ƒe asigɛa ƒe ke me. Ne wotsɔ nutrenu ƒe asigɛa ɖo to tete me la, da tetrafluoroethylene tape alo amadede ɣi si le ɣie ɖe...valvezikpui alo nutrenu ƒe asigɛa ƒe asigɛ ƒe do gɔme, eye emegbe nàzi nutrenu ƒe asigɛa dzi be wòayɔ nutrenu ƒe asigɛa ƒe ke me; Ne wotsɔ ka ƒo nutrenu ƒe asigɛa la, ele be woatsɔ PTFE-ka alo amadede ɣi si le ɣie ade kaawo dome be tsi nagage ɖe kaawo dome o.

(3) Valvɔ ƒe xɔxlɔ̃ dzadzraɖo

Le nɔnɔme siwo sɔ me la, valvɔa ƒe ŋutilã kple bonnet la xɔa dzo ɖekae, evɔ zi geɖe la, dowo nɔa valvɔa ƒe ke ŋu. Ne wole nuwo dzram ɖo la, ele be woaɖe nusiwo gblẽ le wo ŋu la ɖa gbã. Le valvɔ ƒe ke si me dowo le gome la, ele be woatrɔ asi le eŋu le lathe dzi be wòaɖe alesi wòte ɖe edzi la ɖa, eye woazã nusi wotsɔ yɔe si me nusi ɖea asi le eŋu blewu le, alo nàtsɔ tsi si woɖe tso tsi me akɔ nusi wotsɔ yɔe ŋu be wòaɖe nusi gblẽa nu le valvɔa ƒe ke ŋu la ɖa. ion siwo gblẽa nu le ame ŋu.

(4) Dzadzraɖo ɖe ʋuʋudedi siwo le nutrenua ŋu

Ne èle ʋuƒoa zãm la, dze agbagba nàxe mɔ na nutrenua ƒe akpa si wotre la, eye mele be ʋua ƒe ŋusẽ nalolo akpa ne èle ʋuƒoa tutum o. Ne woƒo nutrenua la, woate ŋu aɖee ɖa to etutu me.

4. De dzesii leagbo ƒe ʋuƒo

Le asitsatsa ƒe nɔnɔme si li fifia kple ezãlawo ƒe nuhiahiãwo me la, gayibɔagbonudzɔƒewo ƒe ʋuƒoxɔ akpa gã aɖe. Abe adzɔnuwo ƒe nyonyome dzikpɔla ene la, tsɔ kpe ɖe adzɔnuwo ƒe nyonyome me dzodzro nyuie ŋu la, ele be nàse adzɔnuwo ŋutɔ hã gɔme nyuie.

01. Nusi dzi wotu gayibɔ ɖo si wotsɔ dea dzesiiagbo ƒe ʋuƒo

Gaagbonudzɔƒewo ƒe ʋuƒowodoa wo kpɔna le dukɔa ƒe dzidzenu si nye GB/T12232-2005 “Flanged ironagbonudzɔƒewo ƒe ʋuƒona valvɔwo katã”.

02. Dzro nusiwo wotsɔ gayibɔ wɔeagbo ƒe ʋuƒo

Eƒe akpa vevitɔe nye: dzesiwo, gli ƒe titrime suetɔ, ​​nyaƒoɖeamenu dodokpɔ, gododo dodokpɔ, kple bubuawo Wo dometɔ aɖewoe nye gli ƒe titrime, nyaƒoɖeamenu, kple go ƒe dodokpɔ nye nusiwo hiã be woatsɔ alé ŋku ɖe nu ŋu kple nu veviwo. Ne nusiwo medze o li la, woate ŋu abu wo tẽ be wonye nusiwo medze o .

Kpuie ko la, adzɔnuwo ƒe nyonyome me dzodzroe nye nu vevitɔ kekeake le adzɔnuwo me dzodzro bliboa me, eye eƒe vevienyenye dzena le eɖokui si. Abe ŋgɔgbeviwo ƒe ŋkutsala dɔwɔla ene la, ele be míado ŋusẽ mía ŋutɔwo ƒe nyonyome ɣesiaɣi, menye be míawɔ dɔ nyui aɖe le adzɔnuwo me dzodzro me ko o, ke boŋ be Ne míese adzɔnuwo me dzodzro gɔme ko hafi míate ŋu awɔ ŋkuléleɖenuŋudɔ nyuie wu.