Lub teeb hluav taws xob oxy-acetylene, tseem hu ua lub tshuab tawg, yog qhov txiav nplaim taws, tab sis nws tseem yog cov cuab yeej muaj zog thiab muaj txiaj ntsig yog tias koj xav tau txiav cov hlau. Los ntawm kev tsim kom muaj chaw ua haujlwm nyab xeeb thiab ua tib zoo saib xyuas cov pa oxygen thiab acetylene, koj tuaj yeem siv lub teeb hluav taws xob oxy-acetylene rau txhua qhov haujlwm!
Cov kauj ruam
Ntu 1 ntawm 3: Npaj Koj Lub Chaw Ua Haujlwm
Kauj Ruam 1. Hnav cov khaub ncaws uas tiv taus hluav taws thiab khau tawv tawv hnyav
Tsis txhob hnav cov khaub ncaws xoob haum, khaub ncaws ua los ntawm cov khoom siv hluavtaws uas tawg taus, lossis cov khaub ncaws uas tawg lossis tawg uas yuav ua rau yooj yim dua li cov ntaub qhwv nruj, cov khaub ncaws huv.
- Cov khaub ncaws hnav tiv thaiv hluav taws tau pom zoo, tab sis, yog tias tsis muaj, hnav cov khaub ncaws zoo sib xws. Nylon thiab feem ntau lwm cov khaub ncaws uas siv hluavtaws yuav kub hnyiab tau yog tias raug hluav taws!
- Ruaj khov, tawv tawv ua haujlwm khau tau pom zoo. Cov hlau kub, hu ua slag, tuaj yeem hlawv tau yooj yim los ntawm cov khau roj hmab. Laced khau looj plab hlaub yog qhov nyiam dua vim tias slag tuaj yeem poob rau saum cov khau rub, zoo li tus kws tsim lub khau thiab khau looj plab hlaub.
- Koj kuj yuav tsum muaj txheej txiav iav thiab hnab looj tes tawv hnyav.
Kauj Ruam 2. Muaj lub tshuab tua hluav taws ntawm tes
Rau feem ntau cov phiaj xwm, huab cua nrawm thiab tso dej tua hluav taws yuav ua haujlwm, tab sis yog tias roj, yas, lossis lwm yam khoom siv sib txuas tau nyob ib puag ncig, pom zoo siv "ABC" tua hluav taws. Nws kuj yog lub tswv yim zoo kom muaj lwm tus neeg sawv ze uas tuaj yeem ceeb toom koj yog tias qee yam cuam tshuam hluav taws.
Flying slag tuaj yeem ua rau muaj hluav taws hauv koj qhov chaw ua haujlwm yooj yim, yog li sim koj lub tshuab tua hluav taws kom ntseeg tau tias nws ua haujlwm tau zoo ua ntej koj pib txiav
Kauj Ruam 3. Ua kom koj lub chaw ua haujlwm tsis muaj cov khoom siv hluav taws kub
Ua haujlwm ntawm lub ntiaj teb liab qab lossis pob zeb ua haujlwm tau pom zoo vim tias cov nplaim taws yuav ya ntau taw los ntawm qhov chaw txiav. Cov ntaub ntawv qhuav xws li ntawv, sawdust, duab los qhia, thiab cov nplooj ntoo qhuav lossis cov nyom tuaj yeem tuaj yeem tawm ntawm 15 ko taw (4.6 m) lossis ntxiv mus.
Tsis txhob tso cov nplaim taws mus ntsib cov qhob, tshwj xeeb tshaj yog cov qhob tshiab, vim nws tuaj yeem ua rau nws nthuav dav thiab tawg hnyav, xa cov khoom me me ntawm cov pob zeb ya
Kauj Ruam 4. Teeb tsa txoj haujlwm ntawm kev txhawb nqa hlau ntawm qhov siab ua haujlwm siab
Lub rooj hlau yog qhov zoo tshaj plaws txij li koj tuaj yeem tiv thaiv koj tus kheej kom ruaj ntseg lub teeb. Tsis txhob siv cov nplaim hluav taws, zoo li lub rooj ntoo, lossis ib qho uas muaj cov khoom tawg tau tawg rau ntawm nws.
Tsis tas li, ceev faj ntawm cov khoom uas muaj cov xim txheej xim hlau, xws li cov xim txhuas, cov xim chromate, thiab zinc plating, vim nqus cov pa tawm ntawm cov no tuaj yeem muaj tshuaj lom
Kauj Ruam 5. Kos koj qhov kev txiav nrog tus cim cim pob zeb
Yog tias koj xav tau kev txiav kom meej dua, ntsuas qhov chaw me ntsis ntxiv kom koj tuaj yeem zom koj qhov kev txiav. Koj tuaj yeem siv tus cim ruaj khov yog tias tsis muaj pob zeb pob zeb, tab sis lub cim yuav zoo li ploj mus ua ntej ntawm lub teeb taws.
Txog kev txiav kom raug, koj yuav tau txais txiaj ntsig zoo dua los ntawm kev siv lub jig tshwj xeeb los kos kab rau hauv koj qhov chaw ua haujlwm
Ntu 2 ntawm 3: Teeb Lub Teeb Teeb
Kauj Ruam 1. Nqa cov ntsuas mus rau cov tso tsheb hlau luam uas tsim nyog
Cov hoses los ntawm koj lub teeb yuav tsum txuas rau lub taub hau ntawm cov pa thiab cov tso tsheb hlau luam acetylene. Feem ntau, cov pa tso pa tawm thiab hoses yog ntsuab, thiab cov acetylene hoses liab. Cov hoses feem ntau ua ke ua ke, thiab qhov kawg tau sib cais kom lawv tuaj yeem txuas rau lawv cov tso tsheb hlau luam. Cov tshuaj acetylene hose yuav muaj cov xov rov qab thiab tus txiv neej haum kom yooj yim qhia lawv sib nrug.
Txij li cov khoom siv tau ua los ntawm tooj dag thiab tuaj yeem ua puas tau yooj yim, ua kom nruj nrog cov ciaj ntswj kom tsim nyog
Kauj Ruam 2. Xyuas kom tseeb tias cov tshuaj acetylene raug tua
Txhawm rau txheeb xyuas tias tus tswj hwm tau ua tiav, thim rov qab lub tee tuav ob peb zaug. Qhov kov no yuav nyob saum lub tank sab xis ntawm tus tswj lub valve. Qhov no yuav pab xyuas kom koj muaj kev tswj hwm tag nrho cov pa roj carbon acetylene siab.
Thaum siab tshaj 15 psi (100 kPa), acetylene ua tsis ruaj tsis khov thiab yuav tuaj yeem ua rau tawg lossis tawg
Kauj Ruam 3. Qhib lub qhov dej tso rau sab saum toj ntawm lub tank acetylene nrog ib tig ntawm lub dab teg
Ib zaug ntxiv, nws yog ib qho tseem ceeb heev uas yuav tsum tswj hwm kev ntws ntawm cov acetylene, yog li koj xav qhib lub valve roj tsuas yog txaus kom tso cai tas li, ntws ntws ntawm cov pa.
Qhib lub tank ntau dua ib zaug tuaj yeem ua rau cov pa ua tsis ruaj khov, thiab nws yuav nyuaj rau tua thaum muaj xwm txheej ceev
Kauj Ruam 4. Qhib tus tswj lub qhov rooj los ntawm tig lub tee tuav raws txoj cai
Nov yog tib txoj kev tuav uas koj kaw ua ntej qhib lub qhov rooj roj. Koj yuav tsum qhib qhov no qeeb heev, thiab koj yuav tsum saib xyuas tas li qhov ntsuas qhov ntsuas qis thaum koj qhib lub valve. Qhib nws tsuas yog kom lub siab qhia tau yog ntawm 5-8 psi (34-55 kPa).
Kauj Ruam 5. Qhib cov pa roj ntawm lub teeb taws kom qhib nws
Txhawm rau tso cua los ntawm cov pa roj hmab acetylene, qhib cov pa roj ntawm lub qhov taub txiav kom txog thaum koj hnov cov pa khiav tawm, tom qab ntawd soj ntsuam qhov ntsuas qhov ntsuas qis kom pom tias lub siab tseem nyob ruaj khov thaum ntws thiab xyuas kom koj muaj tus tswj hwm teeb tsa no kom raug.
Kaw lub acetylene valve ntawm lub teeb thaum koj paub tseeb tias lub siab raug tswj
Kauj Ruam 6. Tua lub tshuab tswj cov pa tawm, tom qab ntawd qhib lub taub ntim cov pa loj mus tas li
Ib yam nkaus uas koj kaw tus tswj hwm acetylene, thim rov qab cov pa ntsuas pa tawm ob peb zaug. Thaum koj tau ua tiav qhov ntawd, tig tus kov ntawm lub tank loj cov pa kom nws txhua txoj kev qhib.
- Kev teeb tsa saum lub tank oxygen yuav zoo ib yam li ntawm lub tank acetylene.
- Cov pa oxygen yog ob lub rooj zaum. Thaum koj qhib nws, nco ntsoov tig lub kov kom lub valve qhib tag nrho. Txwv tsis pub, cov pa yuav tawm mus nyob ib ncig ntawm lub pob tw-qia O-ring.
Kauj Ruam 7. Qhib lub tshuab pa oxygen qeeb
Ib yam li nrog tus tswj hwm acetylene, koj yuav tig lub tee qeeb qeeb, saib qhov ntsuas qhov ntsuas qis thaum koj ua li ntawd kom txog thaum lub siab nyeem ntawm 25-40 psi (170-280 kPa).
Kauj Ruam 8. Qhib thiab kaw lub pa oxygen ntawm lub teeb kom qhib qhov cua
Muaj 2 qhov qub ntawm sab pa oxygen ntawm kev sib dhos ua ke txiav. Txhawm rau pib nrog, qhib lub valve ze rau lub hose ob peb zaug kom ntseeg tau tias muaj oxygen txaus rau ob qho haujlwm. Tom ntej no, qhib lub qhov muag me ntsis kom txog thaum lub qhov dej tau ntxuav (li 3-5 vib nas this rau 25 ko taw (7.6 m) hose), tom qab ntawd kaw lub valve rau pem hauv ntej.
Lub valve nyob ze ntawm qhov sib txuas ntawm lub qhov dej yuav tswj cov pa oxygen mus rau chav sib xyaw rau kev sib txuas, yog li tsis muaj cov pa oxygen yuav tsum tawm ntawm lub qhov taub kom txog thaum lub tog raj txiav txiav siab lossis lub valve txuas ntxiv mus rau lub teeb qhib
Ntu 3 ntawm 3: Txiav nrog Lub Teeb
Kauj Ruam 1. Muab koj lub hnab looj tes thiab tsom iav tso ua ntej teeb lub teeb
Thaum nws los ua haujlwm nrog lub teeb hluav taws xob acetylene-oxygen, koj tsis tuaj yeem ua tib zoo saib. Muab tag nrho koj cov cuab yeej siv kev nyab xeeb thiab tshuaj xyuas koj thaj chaw ua haujlwm ib zaug ntxiv rau cov ntaub ntawv uas tuaj yeem siv tau.
Kauj Ruam 2. Teeb lub teeb nrog tus ntaus
Qhib lub acetylene valve dua, tso cov pa oxygen nyob hauv chav sib tov kom huv si li ob peb feeb, tom qab ntawd kaw lub valve kom txog thaum koj tuaj yeem hnov suab nrov. Tuav koj tus neeg tua hluav taws nyob rau pem hauv ntej ntawm lub teeb nrig thiab nyem qhov kov.
- Cov nplaim daj me me yuav tsum tshwm ntawm qhov taub thaum lub txim taws los ntawm tus tua hluav taws ua rau acetylene.
- Siv cov ntais ntawv lossis luam yeeb luam yeeb yog qhov txaus ntshai heev. Ib tus neeg ncaws pob yog cov cuab yeej tshwj xeeb tshaj yog rau taws taws, thiab siv ib qho txo qhov kev pheej hmoo ntawm kev raug mob hnyav.
Kauj Ruam 3. Kho lub acetylene valve kom txog thaum nplaim taws ntev li 10 in (25 cm)
Nco ntsoov tias nplaim taws pib ntawm lub teeb taub. Yog tias cov dej ntawm acetylene muaj zog heev, nplaim hluav taws yuav "dhia", lossis raug cua tshuab tawm ntawm qhov taub. Qhov no tuaj yeem coj mus rau qhov tsis tuaj yeem txiav txiav ntug, uas tuaj yeem ua rau koj pheej hmoo raug hluav taws lossis raug mob.
Kauj Ruam 4. Qhib lub pa oxygen rau pem hauv ntej kom maj mam
Cov nplaim hluav taws yuav tig los ntawm daj mus rau lub teeb xiav nrog lub chaw dawb raws li cov pa nkag tau txaus kom hlawv cov acetylene tag. Ua kom cov pa maj mam txog thaum lub nplaim hluav taws xiav sab hauv pib nqaim rov qab mus rau qhov taub.
Kauj Ruam 5. Qhib cov pa oxygen ntau ntxiv kom cov nplaim hluav taws loj tuaj
Qhov ntev ntawm cov nplaim puab yuav tsum tsuas yog tuab ntawm cov hlau uas koj npaj siab yuav txiav. Piv txwv li, a 1⁄2 hauv (1.3 cm) nplaim taws sab hauv yog hais txog txoj cai rau 3⁄8 hauv (0.95 cm) phaj txias los yog hlau me.
Yog tias koj hnov lub suab tshuab, lossis nplaim hluav taws xiav zoo li tsis zoo thiab muaj plaub, tej zaum muaj pa ntau dhau ntawm nplaim taws. Txo nws kom txog thaum nplaim taws ruaj khov thiab nplaim puab yog lub khob zoo huv si
Kauj Ruam 6. Nqa qhov taub ntawm cov nplaim hluav taws tuaj ze ntawm qhov chaw koj yuav txiav
Cov nplaim hluav taws tsis tas yuav zaum ncaj qha rau ntawm qhov chaw kom txiav nws. Koj yuav tsum tau ua kom sov cov hlau nrog cov nplaim hluav taws no kom txog thaum lub pas dej ua ke ntawm cov ntawv hlau thiab luminesces ntawm qhov chaw no. Khaws qhov taub ntawm nplaim taws kom ruaj khov thiab hais txog 3⁄8 nyob rau hauv (0.95 cm) los ntawm cov hlau saum npoo kom kub siab nyob hauv ib qho chaw.
Rau chav sov 1⁄4 hauv (0.64 cm) phaj hlau, qhov no yuav siv li 45 vib nas this. Txawm li cas los xij, nws yuav siv sijhawm ntev dua rau cov khoom hnyav lossis cov khoom ntawm qhov kub tsawg.
Kauj Ruam 7. Nias lub txiav lub taub tes maj mam maj mam tso cov pa oxygen
Qhov no yuav ua rau cov hlau yaj. Yog tias muaj kev tawm tsam sai sai pib, cov hlau tau hlawv, thiab koj tuaj yeem maj mam nce siab kom txog thaum lub dav hlau txiav tag nrho los ntawm cov hlau.
Yog tias tsis muaj tshuaj tiv thaiv tshwm sim, cov hlau tsis kub txaus kom taws. Hauv qhov no, tso cov pa oxygen tso tawm thiab txuas ntxiv tso cai rau nplaim taws kom sov cov hlau ntau dua
Kauj Ruam 8. Pib txav lub taub hau ntswj kom maj mam raws kab uas koj txiav
Thaum lub dav hlau txiav los ntawm cov hlau, pib txav lub teeb raws txoj kab uas koj kos. Koj yuav tsum tau saib xyuas tias yuav luag tag nrho cov nplaim taws thiab cov nplais yaj yaj tau raug tshuab tawm tom qab lossis hauv qab ntawm koj qhov kev txiav. Yog tias cov khoom siv superheated no qeeb lossis thim rov qab, ua rau koj nrawm dua lossis nres thiab cia cov hlau ua kom sov ntau dua.
Nws zoo dua los txiav qeeb dua li sim txiav sai sai
Kauj Ruam 9. Txuas ntxiv mus kom txog thaum koj tau faib cov hlau lossis txiav qhov txiav tiav
Nco ntsoov tias cov slag thiab ib qho me me ntawm cov hlau ua kom sov tsis poob hauv qab taw. Txawm tias khau looj plab hlaub yuav khov dhau yog tias koj pom koj tus kheej sawv ntawm ib daim loj.
Kauj Ruam 10. Tua lub teeb nyob rau hauv qhov rov qab ntawm qhov koj qhib nws li cas
Ua ntej tshaj, tua lub teeb nyem, tom qab ntawd kaw cov pa. Tom ntej no, tua lub tog raj kheej li qub ntawm cov pa oxygen thiab thim rov qab tawm qhov ntsuas lub siab ntswj. Rov ua qhov no rau lub tank acetylene.
Qee tus qauv yuav qhia koj kom tua cov pa ua ntej tua lub teeb nyem. Hauv qhov no, ib txwm ncua mus rau cov chaw tsim khoom cov lus qhia
Kauj Ruam 11. Txias cov haujlwm nrog dej kom ntau
Txawm li cas los xij, koj yuav tsum paub tias dipping cov hlau ua kom sov dhau mus rau hauv lub thoob lossis cov dej txias yuav ua rau huab huab tam sim ntawm cov pa kub heev.
- Koj tseem tuaj yeem tso cai rau nws txias ib txwm yog tias koj tsis maj nrawm.
- Yog tias koj siv cov quench- lossis cov cua sov-hom hlau, tso cai rau cov hlau kom txias ib yam, vim tias dej tuaj yeem ua rau lawv tawg.
Lub tswv yim
- Ua kom ntseeg tau tias txhua qhov kev sib txuas hose, ntsuas qhov ntsuas/ntsuas ntsuas, thiab lwm yam txuas txuas yog nruj. Cov pa tawm ntawm cov khoom siv no tuaj yeem tsim hluav taws kub tau sai.
- Ib txwm thauj cov thooj voos kheej kheej tso rau hauv txoj haujlwm ntsug (ncaj).
- Khaws tsiaj thiab menyuam kom deb ntawm cov chaw uas ua haujlwm kub no.
- Khaws lub teeb taws kom huv.
- Muaj flashbacks teeb tsa ntawm ob qho kawg; nws muaj kev nyab xeeb ntau dua li tsuas yog ib qho haum.
Lus ceeb toom
- Muaj qhov saib xyuas hluav taws xav tau ntawm OSHA-tswj cov haujlwm.
- Kev siv lub tshuab rov qab los yog rov qab tiv thaiv kev tiv thaiv tau pom zoo.
- Hlau thiab carbon hlau yog cov khoom siv nkaus xwb uas koj yuav tsum tau sim txiav. Aluminium, stainless hlau, thiab lwm yam hlau thiab cov hlau tsis tuaj yeem txiav nrog lub teeb txiav.
- Siv lub tsau txiav tsuas yog nyob rau thaj chaw muaj cua nkag tau zoo, nyob deb ntawm cov khoom siv tau.
