An cov khoom siv vuam exothermickhwv tau daim ntawv lo "npaj txhij rau thaj teb" tsuas yog thaum cov neeg ua haujlwm tuaj yeem qhib lub thawv ntawm qhov chaw nyob deb thiab ua tiav kev sib txuas zoo, tus qauv qib tsis muaj dab tsi ntxiv. Tsis muaj hluav taws xob sab nraud, tsis muaj phom flint ploj, tsis muaj PPE kho tshiab. Kuv yog Jane Yang, tus thawj tswj kev muag khoom ntawm Xinchang Shibang New Material, qhov chaw uas peb lub Hoobkas tau tsim cov pwm vuam exothermic, hmoov hlau vuam thiab cov khoom siv nqa tau ntau tshaj 17 xyoo. Hauv phau ntawv qhia no kuv piav qhia meej txog yam uas yuav tsum muaj hauvportable thermit vuam teeb tsa, cov cai kev nyab xeeb ntawm kev sib txuas hluav taws xob uas tiv thaiv cov neeg ua haujlwm ntawm cov xwm txheej hlau yaj, thiab cov ntaub ntawv ntawm tus neeg muab khoom - los ntawm IEEE 837 kev sib phim mus rau daim ntawv pov thawj batch - uas cais cov khoom siv tshaj lij los ntawm lub thawv ntawm cov khoom.
- Peb txhais cov khoom siv vuam exothermic tiav ua tsawg kawg yog cuaj yam khoom: pwm graphite, lub clamp kov, rab phom flint ignition, hmoov hlau vuam, disc hlau, hnab looj tes tiv taus kub, txhuam hlau, txhuam ntxuav thiab lub thawv cuab yeej nrog wrench thiab screwdriver.
- Peb cov pwm graphite xa 50–100 qhov vuam rau ib pwm - feem ntau yog 80–100 qhov sib txuas hauv kev siv hauv thaj teb - thiab peb sib tov txhua pawg hmoov rau cov khoom siv hluav taws xob thiab qhov seem uas koj teev tseg.
- IEEE 837 tsim nyog rau kev sib txuas hauv av ntawm chaw nres tsheb mus tas li, IEC 62561-1 npog cov khoom sib txuas exothermic rau kev tiv thaiv xob laim, thiab NFPA 780 (2026 tsab) tswj hwm kev teeb tsa kev tiv thaiv xob laim - tus neeg muag khoom loj muab txhua yam khoom siv rau cov no.
- Cov dej noo yog qhov txaus ntshai tshaj plaws rau kev kub hnyiab: cov hlau yaj uas kov dej ua rau muaj kev tawg ntawm cov pa dej - qhov xwm txheej uas OSHA tshawb nrhiav ntawm hom no tau tua ib tus neeg ua haujlwm thiab hlawv tsib tus neeg - yog li cov pwm thiab cov neeg coj hluav taws xob yuav tsum tau kuaj xyuas kom qhuav ua ntej txhua qhov kev txhaj tshuaj.
- Peb muab 10,000 exothermic welding sets ib hlis los ntawm peb lub Hoobkas Zhejiang, ob teev los ntawm Ningbo thiab Shanghai chaw nres nkoj, nrog CEPRI-soj ntsuam kev tsim khoom thiab kev tshuaj xyuas sab nraud muaj ua ntej thauj khoom.
Cov Khoom Siv Exothermic Welding Uas Npaj Txhij Rau Kev Ua Haujlwm Hauv Tebchaws Yuav Tsum Muaj Dab Tsi?
Hauv peb txoj haujlwm xa khoom tawm, thawj qhov kuv xyuas thaum tshuaj xyuas tus neeg sib tw cov lus hais yogCov ntsiab lus ntawm cov khoom siv vuam tebdaim ntawv teev npe.Peb tsis hu lub thawv ua khoom siv yog tias nws xa khoom yam tsis muaj rab phom flint lossis lub clamp kov - nws yog pwm nrog cov khoom siv uas tau rov qab xaj.Peb ntim cov khoom tiav hauv qab no rau hauv peb lub MJ-J046 cov khoom siv nqa tau - ntawm no yog txhua yam khoom ua thaum lub sijhawm vuam:
| Cheebtsam | Kev Ua Haujlwm Hauv Tebchaws | Yuav Tsum Xyuas Dab Tsi Thaum Xa Khoom |
|---|---|---|
| Graphite pwm | Tsim lub crucible thiab qhov chaw vuam; tiv taus cov tshuaj tiv thaiv uas yaj tooj liab (saum toj no nws qhov melting point 1,085 ° C) | Cavity phim koj tus neeg coj ua ke; tsis muaj kab nrib pleb lossis chips; sau tseg lub neej kev pabcuam |
| Lub tes tuav clamp (ncej) | Tuav cov pwm ib nrab kaw thiab xauv rau ntawm cov xov hlau thaum lub sijhawm nchuav | Kev ua haujlwm xauv zoo; haum rau koj cov qhov loj ntawm tus neeg xyuas pib |
| Phom tua hluav taws Flint | Ua rau cov hmoov pib tawg los ntawm qhov deb ntawm caj npab uas muaj kev nyab xeeb | Hluav taws xob ruaj khov; suav nrog cov pob zeb ntxiv |
| Cov hmoov hlau vuam (cartridges) | Qhov them exothermic - tooj liab oxide thiab txhuas - uas dhau los ua cov hlau vuam molten | Qhov loj ntawm lub thawv sib phim rau pwm (piv txwv li, #90, #115, #150, #200); qhuav, kaw, thiab siv tau ntev |
| Lub disc hlau | Khaws cov hmoov hauv lub crucible kom txog thaum cov tshuaj tiv thaiv mus txog qhov kub thiab txias. | Txoj kab uas hla ntawm lub pwm kom raug |
| Cov hnab looj tes uas tiv taus kub | Tiv thaiv tes ntawm cua sov thiab cov slag kub | Tawv, lub tes tsho ntev, ib khub rau ib tus neeg teb xov tooj |
| Txhuam hlau | Ntxuav cov nplaim hluav taws xob kom cov hlau vuam sib txuas rau cov hlau ci | Cov plaub mos mos; muab ib qho rau txhua cov khoom siv conductor |
| Txhuam ntxuav (banister) | Tshem cov slag thiab cov khib nyiab ntawm qhov pwm ntawm cov txhaj tshuaj | Haum rau qhov chaw khoob; kov uas tiv taus cua sov |
| Lub thawv cuab yeej nrog lub wrench thiab screwdriver | Khaws cov khoom me me ua ke thiab pabcuam lub clamp hauv thaj teb | Lub thawv kaw uas tseem muaj sia nyob thaum thauj mus los ntawm qhov chaw |
Peb xav kom muaj ib qho meej: cov hmoov yuav tsum phim rau txoj haujlwm. Peb lub Hoobkas sib tov txhua pawg hlau vuam rau cov khoom siv hluav taws xob thiab qhov seem uas koj teev tseg, vim tias lub thawv me me ua rau lub qhov tsis muaj zog thiab lub thawv loj dhau ua rau nws puv. Peb kho nws zoo li lub cim liab, tsis yog qhov yooj yim, thaum tus neeg muag khoom hais ib qho hmoov dav dav rau txhua qhov loj ntawm cov hluav taws xob.
Cov Qauv Twg Yuav Tsum Tau Ua Kom Tau Cov Khoom Siv Exothermic Welding?
Peb yeej tsis kho cov kev sib txuas exothermic zoo li cov vuam teb uas tau tsim kho tshiab - lawv nyob hauv cov qauv txheem, thiab koj tus neeg muag khoom cov khoom siv yuav tsum kos duab kom huv si rau lawv.Peb pom peb qhov kev siv ua piv txwv hauv yuav luag txhua qhov kev sib tw:
- IEEE 837(tsab ntawv xyoo 2024),IEEE Tus Txheej Txheem rau Kev Txuas Mus Ib Txhis Uas Siv Hauv Substation Grounding, muab cov kev taw qhia thiab cov txheej txheem rau kev tsim nyog cov kev sib txuas tas mus li hauv lub substation grid - cov kev sib txuas hauv lub grid, cov xov hlau hauv av txuas nrog nws, thiab cov xov hlau txuas nrog cov khoom siv thiab cov qauv. Exothermic welds yog hom kev sib txuas classic uas tus qauv no tsim nyog.
- IEC 62561-1, Cov Cheebtsam Tiv Thaiv Xob laim - Ntu 1: Cov Kev Cai rau Cov Cheebtsam Txuas, teev cov kev sib txuas exothermic meej meej ntawm cov hom kev sib txuas uas nws npog, thiab teeb tsa lub peev xwm nqa hluav taws xob thiab kev sim kho tshuab zoo li qub uas ib feem ntawm kev sib txuas yuav tsum dhau.
- NFPA 780, tusTus Qauv rau Kev Teeb tsa Cov Tshuab Tiv Thaiv Xob laim— tsab ntawv tam sim no xyoo 2026 — muab cov kev cai teeb tsa uas tiv thaiv tib neeg thiab khoom vaj khoom tsev los ntawm kev pheej hmoo hluav taws xob, thiab nws yog lub moj khaum uas feem ntau North American kev sib txuas tiv thaiv hluav taws xob tau teev tseg.
Cov Cai Kev Nyab Xeeb ntawm Kev Hluav Taws Xob rau Kev Vuam Exothermic yog dab tsi?
Peb qhia txhua tus neeg yuav khoom tshiab tib yam: cov tshuaj tiv thaiv uas ua rau exothermic welding txhim khu kev qha kuj ua raukev nyab xeeb ntawm kev kub hnyiab exothermictsis sib haum xeeb. Thaum rab phom flint ua rau cov hmoov pib kub, qhov kev ua haujlwm yuav ua tau nws tus kheej thiab tsis tuaj yeem nres - nws yaj tooj liab, uas txhais tau tias cov ntsiab lus ntawm crucible tshaj 1,085 ° C. Hauv peb qhov kev cob qhia kev nyab xeeb, qhov xwm txheej txaus ntshai tshaj plaws yog dej noo. IbQhov xwm txheej uas OSHA tau tshawb nrhiavsau tseg qhov uas tshwm sim thaum cov hlau uas yaj uas nchuav tau nchuav rau hauv dej txias: qhov ua rau muaj pa tawg ua rau ib tus neeg ua haujlwm tuag thiab hlawv tsib tus neeg. Hauv peb qhov kev paub dhau los hauv pem teb sim, cov dej noo uas nyob hauv pwm vuam ua rau muaj pa thiab tso cov hlau uas yaj tawm ntawm lub crucible.
Peb phau ntawv qhia txog kev siv khoom siv muaj tsib txoj cai kev nyab xeeb, thiab kuv rov hais dua lawv ntawm no vim tias lawv yog cov cai uas peb lub chaw kuaj mob ua raws li:
- Tsis txhob cia cov hlau kub uas yaj ntawd kov dej, roj lossis roj - nws ua rau muaj kev tawg thiab kub hnyiab.
- Tsis txhob vuam hauv cov pa roj lossis hmoov av uas yooj yim hlawv - yuav muaj hluav taws lossis tawg.
- Khaws cov pwm rau hauv qhov chaw qhuav, muaj cua nkag zoo, kom deb ntawm nplaim taws thiab cua sov ntau dhau.
- Tsis txhob saib ncaj qha rau lub teeb ua rau khaus qhov muag; yuav tsum muaj tsom iav tiv thaiv.
- Hnav cov tsom iav kev nyab xeeb thiab cov hnab looj tes tawv rau txhua qhov kev txhaj tshuaj, thiab khaws lub ntsej muag thiab lub cev kom deb ntawm qhov qhib ntawm lub crucible thaum lub sijhawm hluav taws kub.
Koj Yuav Tsum Txiav Txim Li Cas Rau Tus Neeg Muab Khoom Siv Exothermic Welding Kit?
Hauv peb qhov kev paub dhau los,cov neeg yuav khoom piv cov khoom siv feem ntau piv tus nqi ua ntej thiab lub neej pwm yeej tsis muaj - thiab peb xav tias qhov ntawd yog qhov rov qab, vim tias pwm yog lub plawv ntawm cov khoom siv.Peb cov pwm graphite raug ntsuas ntawm 50–100 lub voj voog kev pabcuam, thiab hauv kev siv hauv thaj teb ib txwm peb pom 80–100 qhov sib koom ua ke rau ib pwm. Peb ceeb toom cov neeg yuav khoom tias cov pwm tuag ntawm 30 qhov sib koom ua ke tsis yog tsuas yog raug nqi hloov pauv xwb; nws raug nqi cov neeg ua haujlwm hauv qhov av.
Kuv xav kom txhua tus neeg yuav khoom nug peb lo lus nug ntawm tus neeg muag khoom ua ntej yuav khoom:
- Cov pwm uas tau sau tseg muaj sia nyob ntev npaum li cas, thiab siv hom graphite twg?Lub cev pwm yuav tsum yog graphite zoo rau kev tiv taus kub thiab lub foob zoo meej - nug txog qhov ntsuas kev pabcuam hauv kev sau ntawv.
- Cov hmoov no teev li cas?Cov qauv hlau vuam yuav tsum ua raws li koj cov khoom siv hluav taws xob thiab qhov loj me nrog qhov sib piv txhais - ib qho hmoov dav dav rau txhua qhov loj me ua rau cov pob qij txha tsis muaj zog lossis dej nyab.
- Cov ntaub ntawv zoo twg xa nrog cov khoom siv?Nrhiav kev ntsuam xyuas los ntawm lwm tus neeg (peb li yog CEPRI), cov ntaub ntawv teev cov khoom ua ke, thiab kev xaiv ntawm kev tshuaj xyuas ua ntej xa khoom.
Koj Cov Khoom Siv Hauv Thaj Chaw Puas Ua Tiav Ua Ntej Nws Tawm Hauv Chaw Khaws Khoom?
Peb tau tsim lub cuab yeej kuaj xyuas no rau lub sijhawm ua ntej cov neeg ua haujlwm tawm hauv lub chaw khaws khoom - kos lub cim uas nyob hauv lub thawv, thiab nws ntsuas koj qhov kev npaj txhij. (Ib qho version static ua raws li rau cov ntawv luam tawm.)
Koj Cov Khoom Siv Puas Npaj Txhij Rau Kev Ua Si?
Vim li cas cov neeg yuav khoom thiaj li tau txais cov khoom siv vuam los ntawm peb lub Hoobkas?
Peb yog cov chaw tsim khoom, tsis yog tus muag khoom dua. Peb lub Hoobkas, Xinchang Shibang New Material, tau tsim cov khoom siv tiv thaiv av thiab xob laim - cov pas nrig av, cov neeg coj hluav taws xob, cov clamps, cov qhov av, thiab cov pwm vuam exothermic thiab hmoov uas tsab xov xwm no hais txog - rau ntau tshaj 17 xyoo los ntawm Xinchang, Zhejiang, ob teev tsav tsheb los ntawm Ningbo thiab Shanghai chaw nres nkoj. Peb cov kab exothermic ib leeg muab 10,000 teeb ib hlis, yog li cov xaj sim thiab cov ntim ntawm cov kev pab cuam los ntawm tib lub chaw tsim khoom.
Peb cov neeg yuav khoom siv ib txwm qhia peb txog peb yam tseem ceeb tshaj plaws: hmoov sib xyaw rau lawv cov sijhawm teem sijhawm es tsis yog lub thawv cartridge dav dav, lub neej pwm tau sau tseg ntawm 50-100 lub voj voog, thiab lub thawv cuab yeej tiav uas tuaj txog tiag tiag. Kuv tau siv sijhawm 12 xyoos ntawm peb lub rooj xa khoom xa tawm los tswj cov lus txib no, thiab peb qhov kev thov sawv ntsug yog yooj yim - xa koj daim ntawv teev npe tus neeg coj khoom, thiab peb yuav xa rov qab cov khoom siv teeb tsa nrog cov lej pwm, qhov loj me ntawm lub thawv cartridge thiab daim ntawv teev khoom uas koj cov neeg ua haujlwm tuaj yeem kuaj xyuas thaum tuaj txog.
Cov Lus Nug Feem Ntau
Muaj dab tsi suav nrog hauv cov khoom siv vuam exothermic tiav?
Peb muaj cuaj yam khoom siv rau hauv txhua lub thawv uas npaj txhij siv rau hauv thaj teb: pwm graphite, lub clamp kov, rab phom flint ignition, cov cartridges hmoov hlau weld, lub disc hlau, cov hnab looj tes tiv taus kub, txhuam hlau, txhuam ntxuav (banister), thiab lub thawv cuab yeej nrog lub wrench thiab screwdriver. Peb cov khoom siv MJ-J046 xa tuaj nrog cuaj yam khoom, ntxiv rau cov lus qhia txog tsom iav kev nyab xeeb hauv phau ntawv qhia.
Lub pwm graphite kav ntev npaum li cas?
Peb cov pwm raug ntsuas rau 50–100 lub voj voog kev pabcuam, thiab hauv kev siv thaj chaw ib txwm peb pom 80–100 qhov sib koom ua ke rau ib pwm. Lub neej nyob ntawm kev ntxuav qhov chaw ntawm cov txhaj tshuaj, qhov loj ntawm lub cartridge kom raug, thiab kev khaws cia kom qhuav - cov pwm uas raug siv tsis raug nrog cov nqi loj dhau lossis khaws cia kom noo yuav ua tsis tiav thaum ntxov.
Qhov kev pheej hmoo loj tshaj plaws ntawm kev nyab xeeb ntawm kev kub hnyiab hauv exothermic welding yog dab tsi?
Dej noo. Cov hlau vuam uas yaj thaum sib cuag nrog dej ua rau nws kub hnyiab ua cov pa kub heev, uas tuaj yeem tso cov hlau yaj tawm ntawm lub crucible - qhov kev tawg ntawm cov pa uas OSHA tshawb nrhiav ntawm hom no tau tua ib tus neeg ua haujlwm thiab hlawv tsib tus neeg. Xyuas kom meej tias pwm thiab cov xov hlau qhuav ua ntej txhua qhov hluav taws xob, khaws lub ntsej muag thiab lub cev kom deb ntawm lub crucible, thiab hnav tsom iav kev nyab xeeb thiab hnab looj tes tawv.
Cov qauv twg siv rau kev sib txuas exothermic grounding?
Peb pom peb qhov kev yuav khoom tseem ceeb: IEEE 837 tsim nyog rau kev sib txuas tas mus li siv rau hauv kev sib txuas hauv av ntawm substation; IEC 62561-1 teeb tsa cov kev cai thiab kev ntsuam xyuas rau cov khoom siv tiv thaiv xob laim thiab suav nrog cov kev sib txuas exothermic; NFPA 780 (2026 tsab) tswj hwm kev teeb tsa lub kaw lus tiv thaiv xob laim. Peb cov khoom tsim tawm yog CEPRI-soj ntsuam thiab peb muab cov ntawv ceeb toom tshuaj xyuas sab nraud thaum thov.
Puas yog exothermic welding xav tau hluav taws xob lossis kev cob qhia tshwj xeeb?
Peb tsim cov khoom siv no kom tsis tas siv hluav taws xob sab nraud - qhov ntawd yog qhov ua rau nws yooj yim nqa mus los. Kev ua haujlwm yooj yim thiab tsis tas yuav muaj daim ntawv pov thawj vuam tshwj xeeb, tab sis cov neeg ua haujlwm yuav tsum ua raws li cov txheej txheem kev nyab xeeb ntawm kev hlawv: pwm qhuav, lub thawv kom raug, kev hlawv hluav taws kub flint ntev li ib txhais tes, cov khoom siv tiv thaiv tus kheej (PPE) puv ntoob.
Yuav tsum khaws cov hmoov hlau vuam li cas?
Khaws cov cartridges kom kaw, qhuav thiab deb ntawm nplaim taws qhib thiab cua sov ntau dhau - tib txoj cai no siv rau cov pwm. Cov hmoov ntub dej yuav lwj sai sai, yog li peb xa cov cartridges hauv cov ntim khoom kaw thiab pom zoo kom siv cov pob qhib tam sim ntawd ntawm qhov chaw.
Kuv puas tuaj yeem xaj pwm rau cov khoom siv hluav taws xob txawv txawv?
Yog. Peb tshuab cov pwm graphite rau cov khoom siv conductor thiab qhov seem uas koj tau teev tseg - cable-rau-cable, cable-rau-rod, cable-rau-tape, busbar thiab rail configurations - thiab sib tov cov hmoov sib phim rau txhua qhov. Xa koj daim ntawv qhia sijhawm conductor thiab peb yuav teeb tsa cov khoom siv nyob ib puag ncig nws.
Xav tau ib lub khoom siv uas tau teeb tsa rau koj lub sijhawm teem caij ntawm tus neeg tsav tsheb?
Xa koj cov ntaub ntawv thiab qhov loj ntawm cov khoom siv hluav taws xob rau peb - peb yuav xa rov qab cov khoom siv ua tiav nrog cov qauv pwm, qhov loj ntawm lub thawv thiab daim ntawv teev cov khoom ntim khoom tiav.
Jane Yang— Tus Thawj Saib Xyuas Kev Muag Khoom, Xinchang Shibang New Material Co., Ltd.
Jane tau siv 12 xyoo ntawm lub rooj xa khoom ntawm peb lub Hoobkas tiv thaiv av thiab xob laim, txhawb nqa cov neeg siv khoom txawv teb chaws nrog cov khoom siv vuam exothermic, cov pas nrig av, cov neeg coj hluav taws xob thiab cov ntaub ntawv xa tawm tag nrho los ntawm kev tshuaj xyuas zoo mus rau kev xa khoom.
Lub sijhawm tshaj tawm: Lub Yim Hli-14-2026