A stopcock si wotsɔna ƒoa ʋuvalve nye [1] valvɔ si toa eme tẽ si ʋuna hetua kabakaba, eye wozãnɛ zi geɖe hã na nyadzɔdzɔgblɔmɔ̃ siwo me nu suesuesue siwo le tsia dzi le le ʋuʋu si le ʋuʋudedi ƒe nutrenu ƒe anyigbawo dome ƒe tutu ƒe ŋusẽkpɔɖeamedzi kple ametakpɔnu blibo si wòkpɔna tso kadodo kple nusi le sisim ne woʋui bliboe ta. Nu vevi bubue nye be ele bɔbɔe be woatrɔ ɖe mɔ̃ geɖe ƒe xɔtutuwo ŋu, ale be valvɔ ɖeka ate ŋu akpɔ sisimɔ vovovo eve, etɔ̃, alo ene gɔ̃ hã. Esia nana be pɔmpiawo ƒe wɔwɔme nɔa bɔbɔe, eɖea ʋuƒo siwo wozãna dzi kpɔtɔna, eye wòɖea kadodo aɖewo siwo hiã le dɔwɔnuawo me dzi kpɔtɔna.
Alesi wòwɔa dɔe Valves kplestopcock si wotsɔna ƒoa ʋuŋutilã siwo me do siwo me woɖea do le abe akpa siwo ʋuna kple esiwo wotu ene. Plug ƒe ŋutilã trɔna kple [2] kea be wòate ŋu awɔ ʋuʋu kple nutsotso ƒe afɔɖeɖe. Wogayɔa plug-valvi sue si womebla o la be “cocker”. Plug valve ƒe plug ƒe ŋutilã ƒe akpa gãtɔ nyea cone (cylindrical body hã li), si wotsɔa conical orifice surface si le valve ƒe ŋutilã me wɔa nutrenu eve. Plug valve nye valvɔ ƒomevi gbãtɔ si wozãna, eƒe wɔwɔme le bɔbɔe, eʋuna kabakaba eye wòtuna, eye tsi mete ŋu nɔa te ɖe enu boo o. Plug valve dzrowo nɔa te ɖe kadodo tẽ si le ga plug ƒe ŋutilã si wowɔ vɔ kple valvɔ ƒe ŋutilã dome dzi be woatre nu, eyata nutrenua menyo o, ʋuʋu kple nututu ƒe ŋusẽ lolona, edodo le bɔbɔe, eye zi geɖe la, woate ŋu azãe le nyaƒoɖeamenu sue (mede megapascal 1 o) kple ɣeyiɣi siwo ƒe didime le sue (si mede milimeta 100 o) me ko.
Classify ƒe nyawo
Le xɔtuɖoɖo ƒe nɔnɔme nu la, woate ŋu amae ɖe ƒomevi ene me: plug valve sesẽ, plug valve si tea eɖokui nu, plug valve kple plug valve si wodo ami ɖe eme. Le mɔ̃a ƒe nɔnɔme nu la, woate ŋu amae ɖe ƒomevi etɔ̃ me: dzɔdzɔe-to plug valve, mɔ etɔ̃ stopcock valve kple ene-mɔ plug valve. Tube plug valves hã li.
Woda plug valvewo ɖe hatsotsowo me le wo zazã nu siwo dometɔ aɖewoe nye: falɛfalɛ nutrenu plug valves, ami-si ami sesẽ nutrenu plug valves, poppet plug valves, mɔ etɔ̃ kple mɔ ene plug valves.
Viɖe siwo le eŋu
1. Wozãa plug valve la hena dɔwɔwɔ enuenu, eye ʋuʋu kple etutu le kabakaba eye wòle bɔbɔe.
2. Tsi ƒe tsitretsitsi si le plug valve la ŋu le sue.
3. Plug valve la ƒe wɔwɔme le bɔbɔe, eƒe lolome le sue ŋutɔ, eƒe kpekpeme le bɔbɔe eye beléle nɛ le bɔbɔe.
4. Nutrenu ƒe dɔwɔwɔ nyuie.
5. Menye mɔfiame si wotsɔ ɖoe lae seɖoƒe li nɛ o, eye mɔ̃a ƒe sisi ƒe mɔfiame ate ŋu anye nusi wowɔ le wo ɖokui si.
6. Ʋuʋudedi aɖeke meli o, toɣliɖeɖe sue aɖe koe.
Agbo ƒe ʋuƒo siwo wotsɔa nutrenu fafɛwo xena
Falɛfalɛ nutrenu agbo valvɔ, dɔwɔƒe valvɔ, falɛfalɛ nutrenu agbo valvɔ ʋuʋu kple nutsotso akpawo nye agbowo, mɔ si dzi agbo la le ʋuʋum le tsiatrenu ɖe mɔ si dzi tsi le, agbo valvɔa koe ate ŋu aʋu bliboe eye woatu, womate ŋu atrɔ asi le eŋu eye wòaxe gasɔ o. Ram la le eve nutrenu anyigba, si wozãna wu mode agbo valvɔ eve nutrenu anyigba wɔa wedge, wedge dzogoe toa vovo kple valvɔ parameters, ŋkɔ ƒe didime nye DN50 ~ DN1200, dɔwɔwɔ ƒe dzoxɔxɔ: ≤200 ° C.
Adzɔnuwo ƒe gɔmeɖose
Agbo gbadzɛ si le wedge la ŋuagbo nu vavwoate ŋu awɔ e wòazu nu blibo, si woyɔna be agbo sesẽ; Woate ŋu awɔe hã wòazu agbo si ate ŋu ana wòatrɔ vie be eƒe wɔwɔ nanyo ɖe edzi eye wòaɖo nutrenu ƒe dzogoe si to vovo le eŋudɔwɔwɔ me, si woyɔna be elastic ram la teƒe.
Nutrenu falɛfalɛagbonudzɔƒewo ƒe ʋuƒowoma ɖe hatsotso eve me: atikplɔ si le ʋuʋu ɖifalɛfalɛ nutrenu agbo valvɔkple ati viviti falɛfalɛ nutrenuagbo ƒe ʋuƒo. Zi geɖe la, ka si le abe trapezoidal ene nɔa ʋufɔti la dzi, si trɔa ʋuʋu si trɔna la wòzua ʋuʋu le fli me to nut si le agbo la titina kple mɔfianu ƒe do si le valvɔa ƒe ŋutilã dzi, si fia be dɔwɔwɔ ƒe ŋusẽ yia dɔwɔwɔ ƒe ʋuʋudedi me. Ne woʋu ʋuƒoa, ne agbo si kɔa nu ƒe kɔkɔme sɔ kple ʋuƒoa ƒe didime ƒe teƒe 1:1 la, womexea mɔ na tsi la ƒe sisi kura o, gake womate ŋu alé ŋku ɖe nɔnɔme sia ŋu le dɔwɔwɔ me o. Le eŋudɔwɔwɔ ŋutɔŋutɔ me la, wotsɔa kea ƒe ta, si nye teƒe si womate ŋu aʋu o, dea dzesii be enye eƒe teƒe si wòʋu keŋkeŋ. Be woate ŋu abu akɔnta le ʋuʋu le dzoxɔxɔ ƒe tɔtrɔ ta ŋu la, zi geɖe la, woʋunɛ yia ta ƒe nɔnɔme me eye emegbe wogbugbɔnɛ trɔna yia megbe 1/2-1 trɔna abe valvɔ si le ʋuʋu bliboe ƒe nɔƒe ene. Eyata afisi agbo la le (si nye stroke) ye dea dzesi afisi valvɔa le ʋuʋu bliboe. Zi geɖe la, ele be woatsɔ valvɔ sia ƒomevi ade pɔmpia me le tsia dzi.
Nudidi Gbãtɔwo
1. Nusiwo wogblɔ kple woƒe hatsotsowofalɛfalɛ nutrenu agbo valvɔwoele be wòaɖo pɔmpiwo ƒe ɖoɖowɔwɔ ŋuti nuŋlɔɖiwo ƒe nudidiwo gbɔ.
2. Ele be falɛfalɛ nutrenu agbo valvɔ ƒe kpɔɖeŋu nafia dukɔa ƒe dzidzenu xexlẽdzesi nudidiwo le eƒe nya nu. Ne enye dɔwɔƒe ƒe dzidzenu la, ele be woaɖe kpɔɖeŋua ŋuti numeɖeɖe si sɔ afia.
3. Dɔwɔwɔ ƒe nyaƒoɖeamenu si le...falɛfalɛ nutrenu agbo valvɔbia be ≥ pɔmpia ƒe dɔwɔwɔ ƒe nyaƒoɖeamenu, evɔ makpɔ ŋusẽ ɖe asixɔxɔa dzi o, ele be dɔwɔwɔ ƒe nyaƒoɖeamenu si valvɔa ate ŋu ado dzi la nalolo wu pɔmpia ƒe dɔwɔwɔ ƒe nyaƒoɖeamenu ŋutɔŋutɔ, eye ele be soft seal gate valve ƒe akpa ɖesiaɖe nate ŋu anɔ te ɖe valvɔa ƒe dɔwɔwɔ ƒe nyaƒoɖeamenu ƒe asixɔxɔ ƒe teƒe 1.1 nu tsi manɔmee;
4. Adzɔnuwo wɔwɔ ƒe dzidzenu si nyefalɛfalɛ nutrenu agbo valvɔele be wòafia dukɔa ƒe dzidzenu ƒe xexlẽdzesi si wotu ɖe edzi, eye ne enye dɔwɔƒe ƒe dzidzenu la, ele be woatsɔ dɔwɔƒea ƒe nuŋlɔɖia akpe ɖe nuƒle ƒe nubabla la ŋu.
Evelia, nutrenu falɛfalɛ agbo valvɔ nu
1. Ele be nusi woatsɔ awɔ valvɔa ƒe ŋutilã nanye gayibɔ si wotsɔ ga wɔe, gakpo si wotsɔ ƒu gbe, gakpo si mexɔ dzo o, 316L, eye woaɖe gayibɔ si wotsɔ ƒoe ƒe grade kple dzɔdzɔmeŋusẽ kple atike dodokpɔ ŋuti nyatakaka ŋutɔŋutɔwo afia.
2. Ele be nusi wotsɔ wɔa kea nadze agbagba be yeaxɔ gakpo si mexɔ dzo o ƒe ke (2CR13), eye ele be ʋuƒo si ƒe didime lolo hã nanye gakpo si mexɔ dzo o ƒe ke si wotsɔ ƒo xlãe.
3. Wotsɔa akɔbli si wotsɔ aluminum wɔe alo akɔbli si wotsɔ aluminum wɔe wɔa nut la, eye eƒe sesẽ kple ŋusẽ lolo wu esi le valvɔa ƒe ke ŋu.
4. Mele be stem bushing material ƒe sesẽme kple ŋusẽ nalolo wu valve stem tɔ o, eye mele be electrochemical corrosion nanɔ valve stem kple valve ƒe ŋutilã ŋu le tsi ƒe nɔnɔme me o.
5. Nusiwo wotsɔ nutrenua wɔe
(1) Nutrenu falɛfalɛ ƒomeviwoagbo ƒe ʋuƒos to vovo, eye nutrenu ƒe mɔnuwo kple nusiwo wobia tso wo si la to vovo;
(2) Le wedge gate valve dzrowo gome la, ele be woaɖe akɔbli ƒe asigɛa ƒe nusi wotsɔ wɔe, eɖoɖo mɔnu kple alesi wòtutui me;
(3) Dzɔdzɔmeŋusẽŋununya kple dzadzɛnyenye dodokpɔ ŋuti nyatakakawo le falɛfalɛ nutrenu agbo valvɔ kple valvɔ agbalẽvi lining nu;
6. Valve shaft ƒe babla
(1) Elabena nutrenu falɛfalɛaagbo ƒe ʋuƒole pɔmpiwo ƒe kadodoa me la, zi geɖe la, womeʋua wo hetua wo edziedzi o, wobiana be nubablɛa nanɔ dɔ wɔm ƒe geɖe, eye nubablɛa metsi o, eye nutrenu ƒe ŋusẽkpɔɖeamedzia nɔa anyi ɣeyiɣi didi aɖe;
(2) Ele be valvɔa ƒe babla hã nanɔ anyi ɖaa ne woʋui hetua enu enuenu;
(3) Le nudidi siwo le etame ta la, edzea agbagba be woagaɖɔli valvɔa ƒe ʋuƒoa le eƒe agbemeŋkekewo katã me alo wu ƒe ewo o;
(4) Ne ehiã be woaɖɔli nusi wotsɔ blae la, ele be ya ƒe ʋuƒoa ƒe nɔnɔme nabu afɔɖeɖe siwo woate ŋu aɖɔli le tsi ƒe nyaƒoɖeamenu ƒe nɔnɔme me ŋu.
Etɔ̃lia, nutrenu falɛfalɛa ƒe dɔwɔwɔ ƒe mɔnuagbo ƒe ʋuƒo
3.1 Ele be woatu nutrenu falɛfalɛ ƒe agbo ƒe ʋuƒoa ƒe ʋuʋu kple etutu ƒe mɔfiame le dɔwɔwɔ me le gaƒoɖokui ƒe mɔ nu.
3.2 Esi wònye be zi geɖe la, wotsɔa asi ʋua ya ƒe ʋuƒo si le pɔmpi ƒe kadodoa me hetuae ta la, mele be ʋuʋu kple nutsotso ƒe tɔtrɔ ƒe xexlẽme nasɔ gbɔ akpa o, si fia be ele be ʋuƒo si ƒe didime lolo hã nanɔ tɔtrɔ 200-600 me.
3.3 Be ame ɖeka ƒe ʋuʋu kple nutsotso ƒe dɔwɔwɔ nanɔ bɔbɔe la, ele be ʋuʋu kple nutsotso ƒe ŋusẽ si sɔ gbɔ wu nanye 240N-m le pɔmpi ƒe nyaƒoɖeamenu ƒe nɔnɔme me.
3.4 Ele be nutrenu falɛfalɛ ƒe agbo ƒe ʋuƒo ƒe ʋuʋu kple nutsotso ƒe dɔwɔwɔ ƒe nuwuwu nanye tenon si le dzogoe ene me, eye ele be eƒe lolome nasɔ ɖe ɖoɖo nu, eye wòadze ŋgɔ anyigba, ale be amewo nate ŋu awɔ dɔ tso anyigba tẽ. Valvɔ siwo ŋu disc disc le mesɔ be woazã le anyigba te networkwo me o.
3.5 ɖeɖefia panel ƒe ʋuʋu kple nutsotso dzidzenu falɛfalɛ nutrenuagbo ƒe ʋuƒo
.
(2) Woate ŋu atsɔ gakpo si mexɔ dzo o awɔ nusi wotsɔ wɔa dzesi ƒe disk ƒe aŋe le nɔnɔme si me wokpɔa wo dzi nyuie le me, ne menye nenema o la, gakpo si woda amae ye, eye mele be woatsɔ aluminum ŋutigbalẽ awɔe o;
(3) Fiadzesi ƒe disk ƒe aŋea léa ŋku ɖe eŋu, eye wòlénɛ ɖe te sesĩe, ne ʋuʋu kple etutu ƒe asitɔtrɔ de pɛpɛpɛ ko la, ele be woatsɔ rivets axee.
. Eyae nye be, ʋuƒoa ƒe ʋuʋu kple etutu ƒe dɔwɔwɔ le pɔmpi ƒe kadodoa me mesɔ na dɔwɔwɔ le anyigba te o.
Enelia, nutrenu falɛfalɛa ƒe dɔwɔwɔ dodokpɔagbo ƒe ʋuƒo
4.1 Ne wowɔ valvɔa le hatsotso aɖewo me le nɔnɔme aɖe me la, ele be woatsɔ habɔbɔ si ŋu ŋusẽ le ade asi be wòado dɔwɔwɔ si gbɔna la akpɔ:
(1) Ʋuʋu kple etutu ƒe ŋusẽ si le ʋuƒoa ŋu le dɔwɔwɔ ƒe nyaƒoɖeamenu ƒe nɔnɔme me;
(2) Le dɔwɔwɔ ƒe nyaƒoɖeamenu ƒe nɔnɔme me la, ate ŋu akpɔ egbɔ be woayi edzi anɔ ʋuʋu kple nutsotso ƒe ɣeyiɣi siwo me...valvebe woaxee sesĩe;
(3) De dzesi sisi ƒe tsitretsitsi ƒe xexlẽdzesi si le valvɔa me le nɔnɔme si me pɔmpi me tsi tsɔtsɔ yi teƒe bubu.
4.2 Nusiwo woatsɔ awɔ dɔevalveele be woadoe kpɔ ale hafi adzo le dɔwɔƒea:
(1) Ne woʋu ʋuƒoa la, ele be ʋuƒoa ƒe ŋutilã nanɔ te ɖe ememe nyaƒoɖeamenu dodokpɔa nu wu ʋuƒoa ƒe dɔwɔwɔ ƒe nyaƒoɖeamenu ƒe asixɔxɔ ƒe teƒe eve;
.
Atɔ̃lia, ememe kple egodo anti-corrosion le falɛfalɛ nutrenu agbo valve
. Ne esesẽ be woatsɔ elektrikŋusẽ asisi epoxy-resin si me aɖi mele o ɖe ʋuƒo siwo lolo wu dzi la, ele be woatsɔ brɔs asisi epoxy-ta si me aɖi mele o ma tɔgbe hã ahatsɔe aƒu gbe.
5.2 Wobia tso valvɔ ƒe ŋutilã ƒe eme kple valvɔ ƒe agbalẽa ƒe akpawo katã si be wòatsi tre ɖe xɔxlɔ̃ ŋu bliboe, le go ɖeka me la, magaxɔ dzo ne wotsɔe de tsi me o, eye elektrikŋusẽ ƒe xɔxlɔ̃ aɖeke manɔ ga eveawo dome o; Evelia, eƒe gowo le gbadzaa, ale be tsi ƒe tsitretsitsi dzi ɖena kpɔtɔna.
5.3 Dzadzɛnyenye ƒe nudidi siwo le epoxy resin alo amadede si woatsɔ axe mɔ ɖe xɔxlɔ̃ nu le valvɔa ƒe ŋutilã me la nakpɔ dodokpɔ ŋuti nyatakaka tso dɔwɔƒe si sɔ gbɔ. Ele be atike kple dzɔdzɔmenu siwo le eme hã naɖo nudidi siwo sɔ gbɔ.
Ɣeyiɣi si woɖoe ɖe amewo: Nov-09-2024
