Tɔmɔi ni afɔɔ namɔ kɛ gbɛi ni atsɔɔ nɔ atsĩɔ ŋmeii kɛ shinaa valves anaa

Valve lɛ yaa nɔ ekwɛɔ nitsumɔ mli taomɔ nii ni aha lɛ anɔ ni egbeɔ naa yɛ nitsumɔ be pɔtɛɛ ko mli, ni nitsumɔ ni akɛkwɛɔ parameter sɛɛnamɔ ni aha lɛ nɔ yɛ he ni ato lɛ mli lɛ ji nɔ ni atsɛɔ lɛ failure-free. Kɛji akɛ valve lɛ nitsumɔ lɛ fite lɛ, ebaafee A malfunction baaba.

1. Stuffing adeka mli nu ni hoɔ

Enɛ ji nɔ titri ni kɔɔ foidamɔ, foidamɔ, nu ni hoɔ, kɛ nu ni hoɔ, ni bei pii lɛ anaa yɛ nitsumɔhei.

Yiŋtoi ni ha nibii ni akɛwoɔ mli lɛ adeka lɛ hoɔ lɛ ji nɔ ni nyiɛ sɛɛ nɛɛ:

1Nibii lɛ kɛ tsɔne ni akɛtsuɔ nii lɛ mli ŋmeii, latsaa kɛ nɔnyɛɛ ni yɔɔ mli lɛ kpãaa gbee;

2Gbɛ ni atsɔɔ nɔ awoɔ mli lɛ ejaaa, titri lɛ kɛ́ akɛ nɔ fɛɛ nɔ ni akɛwoɔ mli lɛ wo spiral mli lɛ, ekolɛ ebaaha nu ajɛ mli aba;

3Tsɔne ni akɛtsuɔ nii lɛ pɛpɛɛpɛ loo nɔ ni akɛtsuɔ nii yɛ valve stem lɛ nɔ lɛ faaa, loo ovality yɛ, loo nicks yɛ;

4Valve stem lɛ etsɔ bu, loo etsɔ ŋmɔtɔ yɛ hebuu ni bɛ yɛ kɔɔyɔɔ ni yɔɔ faŋŋ mli lɛ hewɔ;

5Valve lɛ shishi lɛ ebɔle;

Akɛ packing lɛ etsu nii be kakadaŋŋ tsɔ ni egbɔ;

Opireshin lɛ mli wa tsɔ.

Gbɛ ni atsɔɔ nɔ ajieɔ tsɔne ni akɛwoɔ mli lɛ mli nu ni hoɔ lɛ ji:

Nibii ni akɛwoɔ mli lɛ ahalamɔ ni ja;

2Okɛ gbɛ ni ja awo mli;

Kɛji akɛ valve stem lɛ esaaa lɛ, esa akɛ asaa loo atsake, ni kɛ hoo lɛ, esa akɛ ehiɛ afee ▽5, ni nɔ ni he hiaa fe fɛɛ lɛ, esa akɛ eshɛ ▽8 loo nɔ ni fe nakai, ni tɔmɔi krokomɛi akafee nɔ ko;

Feemɔ gbɛjianɔtoi ni buɔ mɔ he koni ŋmɔtɔ akafee nɔ ko, ni esa akɛ atsake nɔ ni ŋmɔtɔ ewo mli lɛ;

5Esa akɛ atsake valve stem lɛ mli loo atsake;

Kɛ́ akɛ paaki lɛ etsu nii be ko sɛɛ lɛ, esa akɛ atsake;

7Esa akɛ nitsumɔ lɛ ahi shi shiŋŋ, agbele blɛoo ni agbele blɛoo koni hulutsoo tsakemɔi ni baa trukaa loo nɔ ni baajɛ mli aba lɛ akafee nɔ ko.

2. Nibii ni akɛkpaa lɛ amli nu ni hoɔ

Bei pii lɛ, atsɛɔ nu ni hoɔ kɛjɛɔ adeka ni akɛwoɔ mli lɛ mli lɛ akɛ kponɔgbɛ nu ni hoɔ, ni atsɛɔ fã ni akɛkpaa lɛ akɛ mligbɛ nu ni hoɔ. Nibii ni akɛkpaa lɛ amli nu ni hoɔ, yɛ valve lɛ mli lɛ bɛ mlɛo akɛ aaana.

Abaanyɛ aja fãi ni akɛkpaa lɛ amli nu ni hoɔ lɛ mli awo kui enyɔ mli: eko ji nu ni hoɔ kɛjɛɔ ŋwɛi ŋta lɛ nɔ, ni ekroko lɛ ji nu ni hoɔ kɛjɛɔ ŋta lɛ shishifã lɛ mli.

Nɔ ni kɛ nu ni hoɔ baa ji:

1Akɛ shikpɔŋ ni akɛfiɔ nii lɛ nɔ lɛ etswaaa jogbaŋŋ;

2Akɛ valve sɛi lɛ kɛ valve diski lɛ kpaaa gbee jogbaŋŋ;

3Tsɔsemɔ ni yɔɔ valve disc lɛ kɛ valve stem lɛ teŋ lɛ bɛ shiŋŋ;

4Akɛ valve stem lɛ ebɔle ehe ni ebɔle ehe, bɔni afee ni ŋwɛi kɛ shishigbɛ nibii ni akɛkpaa lɛ akafee nɔ ni yɔɔ teŋgbɛ;

5Kpãa oya tsɔ, nɔ ni akɛwoɔ mli lɛ bɛ tsakpaa kpakpa mli loo efite be kakadaŋŋ;

nibii ni esaaa ni ahalaa lɛ, nyɛŋ adamɔ tsɔne lɛ mli ŋmeii lɛ anaa;

Okɛ globe valve kɛ gate valve atsu nii akɛ valve ni kudɔɔ nibii. Nɔ ni akɛfiɔ he lɛ nyɛŋ adamɔ tsɔne ni hoɔ oya lɛ mli shwiemɔ naa;

8Media komɛi baafee fɛ̃i fiofio beni agbe valve lɛ naa lɛ sɛɛ, bɔni afee ni nɔ ni akɛfiɔ he lɛ afee tamɔ ŋmeii, ni ŋmeii hu baaba;

Akɛ threaded tsakpaa tsuɔ nii yɛ ŋwɛi nibii komɛi ni akɛfiɔ nii ahe lɛ kɛ valve sɛi lɛ kɛ valve disc lɛ ateŋ, ni eji nɔ ni yɔɔ mlɛo akɛ ebaaha kɔɔyɔɔ ni haa wala yibii lɛ mli tseɔ srɔtofeemɔ batri lɛ aba ni efiteɔ loose;

1Anyɛɛɛ aŋa valve lɛ jogbaŋŋ yɛ muji tamɔ sũ ni akɛwoɔ tsɔne mli, sũ, sũ, loo tsɔne mli nibii ni yɔɔ nifeemɔ gbɛjianɔtoo lɛ mli ni gbeeɔ shi ni tsiɔ valve lɛ mli lɛ naa lɛ hewɔ.

Gbɛi ni atsɔɔ nɔ atsĩɔ naa ji:

1Dani okɛbaatsu nii lɛ, esa akɛ oka nɔnyɛɛ kɛ nu ni hoɔ lɛ okwɛ jogbaŋŋ, ni otao nu ni hoɔ yɛ ŋwɛi ŋta lɛ nɔ loo ŋta lɛ shishi lɛ, ni no sɛɛ lɛ okɛtsu nii yɛ tsofafeemɔ sɛɛ;

2Ehe miihia ni akwɛ kɛtsɔ hiɛ kɛji valve lɛ fãi srɔtoi lɛ yɛ shihilɛ kpakpa mli. Kaaha valve ni valve lɛ shishi lɛ ebɔle loo etsɔ loo valve lɛ diski lɛ kɛ valve lɛ shishi lɛ ebɔko he jogbaŋŋ lɛ miitsu nii;

3Esa akɛ agbe valve lɛ naa jogbaŋŋ, shi jeee yɛ yiwalɛ gbɛ nɔ. Kɛji ona akɛ nɔ ni akɛtswaa ŋwɛi ŋtayaai lɛ ateŋ lɛ ehiii loo nɔ ko tsiɔ naa lɛ, esa akɛ ogbele mli amrɔ nɔŋŋ be fioo koni ŋtayaai lɛ ajɛ mli, ni no sɛɛ lɛ ogbala mli jogbaŋŋ;

4Kɛ́ oohala valve lɛ, jeee bɔ ni valve lɛ gbɔmɔtso lɛ nyɛɔ efiteɔ lɛ pɛ esa akɛ osusu, shi moŋ esa akɛ osusu bɔ ni fãi ni akɛkpaa lɛ lɛ nyɛɔ efiteɔ lɛ hu he;

Yɛ bɔ ni valve lɛ yɔɔ ha kɛ bɔ ni akɛtsuɔ nii jogbaŋŋ ahaa lɛ naa lɛ, esa akɛ nibii ni he hiaa ni atsake nu ni hoɔ lɛ lɛ kɛ valve ni kudɔɔ nu lɛ atsu nii;

Kɛha shihilɛ ni mli wa ni hulutsoo be lɛ mli srɔtofeemɔ lɛ da yɛ valve lɛ ni agbe naa lɛ sɛɛ lɛ, esa akɛ agbe valve lɛ naa jogbaŋŋ yɛ fɛ̃i ni agbe naa lɛ sɛɛ;

Kɛ́ akɛ tsɔne ni akɛtswaa valve sɛi lɛ, valve disc kɛ sealing ring lɛ tsa lɛ, abaanyɛ akɛ PTFE tape atsu nii akɛ nɔ ni akɛwoɔ tsɔnei lɛ ateŋ, koni ŋã akafee nɔ ko;

Esa akɛ akɛ filta afata valve lɛ hiɛ kɛha valve ni baanyɛ agbee muji amli lɛ.

3. Valve stem lɛ nɔwomɔ ni ehiii

Yiŋtoi ni haa valve stem lɛ nɔwomɔ lɛ nyɛɛɛ atsu nii ji:

1Thread lɛ efite yɛ nitsumɔ ni fe nine hewɔ;

mu ni bɛ loo mu ni akɛwoɔ mli lɛ ni etsuuu nii;

3Valve stem lɛ ebɔle ehe ni ebɔle ehe;

4Shikpɔŋ lɛ nɔ naagbee lɛ faaa;

Fit tolerance lɛ ejaaa, ni ŋmɔlɔ lɛ mli wa tsɔ;

Valve stem nut lɛ efo;

Nibii ni ahalaaa yɛ gbɛ ni ejaaa nɔ, ákɛ nɔkwɛmɔnɔ lɛ, akɛ nibii kome fee valve stem lɛ kɛ valve stem nut lɛ, ni eyɛ mlɛo akɛ aaamɔ;

8Thread lɛ efite kɛtsɔ tsɔne lɛ nɔ (etsɔɔ valve ni stem valve ni yɔɔ ediŋ loo valve ni stem nut yɔɔ shishigbɛ lɛ);

9Valve ni yɔɔ ŋwɛi lɛ bɛ hebuu, ni sũ kɛ ŋã ehà valve lɛ shishi tsɔne lɛ nɔ, loo nugbɔ, ŋmɔtɔ, fɛ̃i kɛ snoo efite.

Gbɛi ni atsɔɔ nɔ atsĩɔ naa:

Nitsumɔ ni akɛ hiɛdɔɔ tsuɔ he nii, kaanyɛ nɔ kɛji oogbe naa, kaashɛ ŋwɛi gbonyo teŋgbɛ beni ogbeleɔ lɛ, tsɔ nineshi shwiili lɛ nɔ shikome loo shii enyɔ yɛ be mli ni ogbele naa lɛ sɛɛ bɔ ni sa koni eha tsɔne lɛ ŋwɛigbɛ fã lɛ atswa, koni ekɛtsi tsɔne ni yɔɔ teŋgbɛ lɛ naa koni ekatsi valve lɛ shishigbɛ tsɔne lɛ kɛya ŋwɛi koni ekɛtswa;

2Kwɛmɔ bɔ ni fɔ lɛ yɔɔ ha lɛ shii abɔ ni okwɛ bɔ ni fɔ lɛ yɔɔ ha lɛ nɔ jogbaŋŋ;

3Kaagbele valve lɛ ni okɛ lever kakadaŋŋ akaŋa. Esa akɛ nitsulɔi ni etsɔse amɛhe akɛ amɛkɛ lever kuku tsuɔ nii lɛ akudɔ hewalɛ ni amɛkɛtsuɔ nii lɛ jogbaŋŋ koni amɛkatsi valve lɛ shishigbɛ tsɔne lɛ naa (ni tsɔɔ valve ni kɛ nineshi tsɔne lɛ kɛ valve lɛ shishigbɛ tsɔne lɛ yɔɔ tɛ̃ɛ lɛ);

4Eha nitsumɔ loo nibii ni asaa lɛ aya hiɛ koni ekɛ taomɔ nii ni kɔɔ he lɛ aba mli;

5Esa akɛ nibii lɛ afee nɔ ni nyɛɔ eshiɔ ŋmeii ni ekɛ nitsumɔ mli latsaa kɛ nitsumɔ mli shihilɛi krokomɛi kpãa gbee;

Esaaa akɛ akɛ nibii ni akɛfee valve stem lɛ nɔŋŋ feɔ valve stem nut lɛ;

Kɛ́ akɛ plastic miitsu nii akɛ valve stem nut lɛ, esa akɛ akwɛ hewalɛ ni yɔɔ mli lɛ, jeee ŋmei ni hi jogbaŋŋ kɛ ŋmei bibioo pɛ, shi moŋ hewalɛ he naagba lɛ hu, kɛji hewalɛ lɛ faaa lɛ, kaakɛtsu nii;

8Esa akɛ akɛ valve stem hebuu tsɔne lɛ afata kɔɔyɔɔ ni agbele naa lɛ he;

Kɛha valve ni agbeleɔ daa lɛ, tsɔ nineshi shwiili lɛ nɔ daa koni valve lɛ shishifã lɛ akafee ŋmɔtɔ.

4. Ekrokomɛi

Gasket ni hoɔ:

Nɔ titri ni haa ebalɛ nakai ji akɛ, enyɛŋ ekɛ ŋmɔtɔ atsu nii, ni ekɛ ehe wooo nitsumɔ mli latsaa kɛ nɔnyɛɛ mli; kɛ hulutsoo tsakemɔ ni baa hulutsoo be ni nɔ kwɔ mli lɛ mli.

Kɛ gaskets ni sa kɛha nitsumɔ shihilɛi atsu nii. Kwɛmɔ kɛji gasket nibii lɛ sa kɛha valves heei. Kɛ́ esaaa lɛ, esa akɛ atsake. Kɛha valves ni mli edɔ waa lɛ, tswaa bolts lɛ ekoŋŋ yɛ be mli ni akɛtsuɔ nii lɛ.

Valve gbɔmɔtso ni egbɛ eshwa:

Bei pii lɛ, fɛ̃i ji nɔ ni kɛbaa. Kɛji kɔɔyɔɔ lɛ mli ejɔ lɛ, esa akɛ valve lɛ aná nɔ ko ni tsiɔ la naa kɛ gbɛi ni atsɔɔ nɔ akwɛɔ dɔlɛ mli. Kɛ jeee nakai lɛ, esa akɛ ajie nu ni yɔɔ valve lɛ mli lɛ kɛ paipii ni kɛ lɛ kpaa gbee lɛ mli beni akpa nitsumɔ lɛ sɛɛ (kɛji akɛ plɔg ko yɛ valve lɛ shishi lɛ, abaanyɛ agbele plɔg lɛ mli koni nu lɛ ajɛ mli).

Nine shwiili ni efite:

Nɔ ni kɛ lever kakadaŋŋ lɛ tswamɔ loo nitsumɔ ni mli wa baa. Abaanyɛ ajie lɛ kpo kɛji akɛ mɔ ni tsuɔ he nii lɛ kɛ nitsulɔi krokomɛi ni kɔɔ he lɛ kɛ amɛjwɛŋmɔ ma nɔ.

Gland ni akɛwoɔ mli lɛ ekumɔ:

Hewalɛ ni kɛ ehe kpaaa gbee kɛji akɛ miimii nibii ni akɛwoɔ mli lɛ, loo gland ni efite (bei pii lɛ dade ni akɛwoɔ mli). Mimɔ nɔ ni akɛwoɔ mli lɛ mli, tsɔ skru lɛ nɔ yɛ gbɛ ni sa nɔ, ni okafee skew. Kɛji akɛ afee lɛ, jeee akɛ esa akɛ agbala jwɛŋmɔ kɛya fãi wuji kɛ nibii ni he hiaa waa lɛ pɛ anɔ, shi moŋ esa akɛ agbala jwɛŋmɔ kɛya fãi ni ji enyɔ tamɔ gland lɛ hu anɔ, kɛjee nakai lɛ, ebaana bɔ ni akɛtsuɔ nii ahaa lɛ nɔ hewalɛ.

Tsakpaa ni yɔɔ valve tso lɛ kɛ valve plɛte lɛ teŋ lɛ tsuuu nii:

Shinaa lɛ naa valve lɛ kɛ tsakpaai babaoo ni yɔɔ valve lɛ shishigbɛ yitso ni yɔɔ ŋwɛitsu lɛ kɛ shinaa lɛ mli ŋwɛitsu ni tamɔ T lɛ teŋ lɛ tsuɔ nii, ni bei komɛi lɛ, atsuuu ŋwɛitsu ni tamɔ T lɛ he nii, no hewɔ lɛ valve lɛ yitso ni ji ŋwɛitsu lɛ fiteɔ oya. Titri lɛ kɛjɛ nifeemɔ fã lɛ mli koni atsu he nii. Shi kɛlɛ, mɔ ni kɛtsuɔ nii lɛ baanyɛ afee ŋmei ni tamɔ T lɛ hu koni ená ŋmei ko ni yɔɔ ŋmɔlɔŋmɔlɔ.

Shinaa ni yɔɔ shinaa enyɔ mli lɛ nyɛŋ anyɛ nɔ ni akɛhaa lɛ nɔ jogbaŋŋ:

Tension ni yɔɔ shinaa enyɔ lɛ mli lɛ jɛɔ ŋwɛi ŋta lɛ mli. Yɛ shinaa naa valves komɛi ahe lɛ, ŋwɛi ŋtayaa lɛ ji nɔ ni ehiii (dade ni akɛfee dade ni baa shi), ni ebaafite loo ebaakumɔ kɛji akɛ akɛtsu nii etsɛɛɛ. Nɔ ni yɔɔ ŋwɛi lɛ ji nɔ bibioo ko, ni nibii ni akɛtsu nii lɛ faaa. Mɔ ni kɛtsuɔ nii lɛ baanyɛ ekɛ carbon dade afee ni ekɛ dade ni akɛwo mli tsutsu lɛ ato najiaŋ.