Yog tias lub qhov dej ntws tawm, peb yuav tsum ua li cas? Saib 5 yam no!

Hauv kev siv cov npauj npaim li qub txhua hnub, ntau yam kev ua tsis tiav feem ntau ntsib. Qhov xau ntawm lub cev valve thiab lub hau ntawm lub npauj npaim li qub yog ib qho ntawm ntau qhov kev ua tsis tiav. Vim li cas rau qhov xwm txheej no yog dab tsi? Puas muaj lwm yam teeb meem uas yuav tsum paub txog? Lub TWS npauj npaim li qub piav qhia txog qhov xwm txheej hauv qab no,

Ntu 1, Kev xau ntawm lub cev valve thiab lub kaus mom

1. Qhov zoo ntawm cov hlau castings tsis siab, thiab muaj qhov tsis zoo xws li cov blisters, cov qauv xoob, thiab cov slag inclusions ntawm lub cev valve thiab lub cev valve npog;

2. Ntuj txias thiab tawg;

3. Kev vuam tsis zoo, muaj qhov tsis zoo xws li kev suav nrog slag, tsis tau vuam, tawg kev ntxhov siab, thiab lwm yam;

4. Lub valve npauj npaim hlau cam khwb cia puas lawm tom qab raug ntaus los ntawm cov khoom hnyav.

txoj kev saib xyuas

1. Txhawm rau txhim kho qhov zoo ntawm kev ua casting, ua qhov kev sim zog raws li cov cai ua ntej kev teeb tsa;

2. Raunpauj npaim li qubnrog qhov kub qis dua 0°C thiab qis dua, lawv yuav tsum khaws cia kom sov lossis cua sov, thiab cov npauj npaim uas tsis siv lawm yuav tsum tau muab cov dej uas tau khaws cia tso rau hauv;

3. Lub vuam seam ntawm lub cev valve thiab lub kaus mom uas muaj vuam yuav tsum tau ua raws li cov txheej txheem vuam ua haujlwm, thiab kev kuaj pom qhov tsis zoo thiab kev ntsuas lub zog yuav tsum tau ua tom qab vuam;

4. Txwv tsis pub thawb thiab muab cov khoom hnyav rau ntawm lub valve npauj npaim, thiab txwv tsis pub siv cov rauj tes ntaus cov hlau cam khwb cia thiab cov valve npauj npaim uas tsis yog hlau. Kev teeb tsa cov valve npauj npaim loj yuav tsum muaj cov brackets.

Ntu 2. Kev xau ntawm qhov ntim khoom

1. Xaiv tsis raug ntawm cov khoom sau, tsis tiv taus qhov nruab nrab xeb, tsis tiv taus qhov siab lossis lub tshuab nqus tsev, kub siab lossis kub qis siv lub npauj npaim valve;

2. Cov khoom ntim khoom raug teeb tsa tsis raug, thiab muaj qhov tsis zoo xws li hloov me me rau qhov loj, cov pob qij txha tsis zoo, sab saud nruj thiab hauv qab xoob;

3. Cov khoom siv sau tau laus thiab poob nws qhov elasticity dhau lub neej ua haujlwm;

4. Qhov tseeb ntawm lub valve stem tsis siab, thiab muaj qhov tsis zoo xws li khoov, xeb, thiab hnav;

5. Tus naj npawb ntawm cov voj voog ntim khoom tsis txaus, thiab lub qog tsis raug nias kom nruj;

6. Lub qog, cov ntsia hlau, thiab lwm yam khoom puas lawm, yog li ntawd lub qog tsis tuaj yeem nias kom nruj;

7. Kev ua haujlwm tsis raug, siv zog ntau dhau, thiab lwm yam.;

8. Lub qog no tsis sib xws, thiab qhov sib txawv ntawm lub qog thiab lub qia valve me dhau lossis loj dhau, ua rau lub qia valve hnav thiab puas tsuaj rau cov khoom ntim.

txoj kev saib xyuas

1. Cov khoom siv thiab hom khoom siv yuav tsum tau xaiv raws li cov xwm txheej ua haujlwm;

2. Txhim kho cov khoom ntim khoom raws li cov cai tswjfwm, cov khoom ntim khoom yuav tsum muab tso rau thiab sib xyaw ib qho zuj zus, thiab qhov sib koom ua ke yuav tsum nyob ntawm 30°C los yog 45°C;

3. Cov khoom ntim nrog lub neej ua haujlwm ntev, laus thiab puas tsuaj yuav tsum tau hloov pauv raws sijhawm;

4. Tom qab lub qia valve khoov thiab hnav lawm, nws yuav tsum tau ncaj thiab kho, thiab qhov puas tsuaj yuav tsum tau hloov pauv raws sijhawm;

5. Cov khoom ntim yuav tsum tau teeb tsa raws li tus lej ntawm qhov tig, lub qog yuav tsum tau nruj nreem thiab sib npaug, thiab lub qog yuav tsum muaj qhov sib txawv ua ntej nruj dua 5 hli;

6. Cov qog, cov ntsia hlau thiab lwm yam khoom puas tsuaj yuav tsum tau kho lossis hloov pauv raws sijhawm;

7. Cov txheej txheem ua haujlwm yuav tsum tau ua raws li, tshwj tsis yog lub log tes cuam tshuam, ua haujlwm ntawm qhov ceev tas li thiab lub zog ib txwm muaj;

8. Cov ntsia hlau ntawm lub gland yuav tsum tau nruj kom sib npaug thiab sib npaug. Yog tias qhov sib txawv ntawm lub gland thiab lub valve stem me dhau, qhov sib txawv yuav tsum tau nce kom haum; yog tias qhov sib txawv ntawm lub gland thiab lub valve stem loj dhau, nws yuav tsum tau hloov.

Tshooj 3 Kev xau ntawm qhov chaw sib khi

1. Qhov chaw sib khi tsis yog av tiaj tus thiab tsis tuaj yeem tsim ib txoj kab ze;

2. Lub hauv paus sab saum toj ntawm qhov kev sib txuas ntawm lub qia valve thiab lub kaw yog raug ncua, tsis raug lossis hnav;

3. Lublub valvelub qia khoov lossis sib dhos tsis raug, ua rau cov khoom kaw tsis sib xws lossis tawm ntawm qhov chaw nruab nrab;

4. Qhov zoo ntawm cov khoom siv sealing nto tsis raug xaiv kom zoo lossis lub valve tsis raug xaiv raws li cov xwm txheej ua haujlwm.

txoj kev saib xyuas

1. Xaiv cov khoom siv thiab hom gasket kom raug raws li cov xwm txheej ua haujlwm;

2. Kev kho kom zoo thiab ua haujlwm du;

3. Cov ntsia hlau yuav tsum tau nruj kom sib npaug thiab sib npaug. Yog tias tsim nyog, yuav tsum siv lub wrench torque. Lub zog ua ntej nruj yuav tsum ua tau raws li qhov yuav tsum tau ua thiab yuav tsum tsis txhob loj dhau lossis me dhau. Yuav tsum muaj qee qhov sib txawv ua ntej nruj ntawm lub flange thiab qhov txuas threaded;

4. Lub rooj sib txoos ntawm lub gasket yuav tsum tau sib dhos ua ke hauv nruab nrab, thiab lub zog yuav tsum sib xws. Lub gasket tsis pub sib tshooj thiab siv ob lub gaskets;

5. Qhov chaw sib khi zoo li qub raug xeb, puas tsuaj, thiab qhov zoo ntawm kev ua tsis zoo. Kev kho, kev sib tsoo, thiab kev tshuaj xyuas xim yuav tsum tau ua kom qhov chaw sib khi zoo li qub ua tau raws li qhov yuav tsum tau ua;

6. Thaum txhim kho lub gasket, xyuam xim rau qhov huv. Lub sealing nto yuav tsum tau ntxuav nrog kerosene, thiab lub gasket yuav tsum tsis txhob poob rau hauv av.

Tshooj 4. Kev xau ntawm qhov sib koom ua ke ntawm lub nplhaib sib khi

1. Lub nplhaib sib khi tsis dov nruj nreem;

2. Lub nplhaib sib khi yog welded rau lub cev, thiab qhov zoo ntawm surfacing yog pluag;

3. Cov xov txuas, ntsia hlau thiab lub nplhaib siab ntawm lub nplhaib sib khi yog xoob;

4. Lub nplhaib sib khi tau txuas nrog thiab xeb.

txoj kev saib xyuas

1. Rau qhov xau ntawm qhov chaw dov sealing, cov nplaum yuav tsum tau txhaj tshuaj thiab tom qab ntawd dov thiab kho;

2. Lub nplhaib kaw yuav tsum tau rov vuam raws li qhov kev qhia tshwj xeeb ntawm kev vuam. Thaum qhov kev vuam ntawm qhov chaw tsis tuaj yeem kho tau, qhov kev vuam thiab kev ua haujlwm ntawm qhov chaw qub yuav tsum tau tshem tawm;

3. Tshem cov ntsia hlau, ntxuav lub nplhaib siab, hloov cov khoom puas tsuaj, zom qhov chaw sib khi thiab lub rooj sib txuas, thiab rov sib sau ua ke. Rau cov khoom uas muaj kev puas tsuaj loj heev, nws tuaj yeem kho tau los ntawm kev vuam, kev sib txuas thiab lwm txoj hauv kev;

4. Qhov chaw txuas ntawm lub nplhaib sib khi yog xeb, uas tuaj yeem kho tau los ntawm kev sib tsoo, kev sib txuas, thiab lwm yam. Yog tias nws tsis tuaj yeem kho tau, lub nplhaib sib khi yuav tsum tau hloov.

Tshooj 5. Kev xau tshwm sim thaum lub kaw poob tawm

1. Kev ua haujlwm tsis zoo ua rau cov khoom kaw raug daig thiab cov pob qij txha raug puas tsuaj thiab tawg;

2. Qhov kev sib txuas ntawm qhov kaw tsis ruaj khov, xoob thiab poob tawm;

3. Cov khoom siv ntawm daim txuas tsis raug xaiv, thiab nws tsis tuaj yeem tiv taus qhov xeb ntawm cov khoom nruab nrab thiab kev hnav ntawm lub tshuab.

txoj kev saib xyuas

1. Ua haujlwm kom raug, kaw lub qhov valve npauj npaim yam tsis muaj zog ntau dhau, thiab qhib lub qhov valve npauj npaim yam tsis pub dhau qhov chaw tuag saum toj kawg nkaus. Tom qabnpauj npaim valveyog qhib tag lawm, lub log tes yuav tsum tig rov qab me ntsis;

2. Qhov kev sib txuas ntawm qhov kaw thiab lub qia valve yuav tsum ruaj khov, thiab yuav tsum muaj lub backstop ntawm qhov kev sib txuas threaded;

3. Cov fasteners siv los txuas qhov kaw thiab lub valve qia yuav tsum tiv taus qhov corrosion ntawm qhov nruab nrab thiab muaj qee yam mechanical zog thiab hnav tsis kam.