JP5907455B2 - プラズマトーチ - Google Patents
プラズマトーチ Download PDFInfo
- Publication number
- JP5907455B2 JP5907455B2 JP2012037846A JP2012037846A JP5907455B2 JP 5907455 B2 JP5907455 B2 JP 5907455B2 JP 2012037846 A JP2012037846 A JP 2012037846A JP 2012037846 A JP2012037846 A JP 2012037846A JP 5907455 B2 JP5907455 B2 JP 5907455B2
- Authority
- JP
- Japan
- Prior art keywords
- clean air
- plasma torch
- supply means
- voltage
- arc
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000001816 cooling Methods 0.000 claims description 30
- 239000012495 reaction gas Substances 0.000 claims description 19
- 239000007789 gas Substances 0.000 claims description 13
- 238000010891 electric arc Methods 0.000 claims description 11
- 239000002826 coolant Substances 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 238000009832 plasma treatment Methods 0.000 claims 1
- 238000005507 spraying Methods 0.000 claims 1
- 238000002347 injection Methods 0.000 description 6
- 239000007924 injection Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000000126 substance Substances 0.000 description 5
- 239000000428 dust Substances 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/26—Plasma torches
- H05H1/32—Plasma torches using an arc
- H05H1/34—Details, e.g. electrodes, nozzles
- H05H1/3405—Arrangements for stabilising or constricting the arc, e.g. by an additional gas flow
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/26—Plasma torches
- H05H1/28—Cooling arrangements
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/26—Plasma torches
- H05H1/32—Plasma torches using an arc
- H05H1/34—Details, e.g. electrodes, nozzles
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
- H05H1/00—Generating plasma; Handling plasma
- H05H1/24—Generating plasma
- H05H1/26—Plasma torches
- H05H1/32—Plasma torches using an arc
- H05H1/34—Details, e.g. electrodes, nozzles
- H05H1/3436—Hollow cathodes with internal coolant flow
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Plasma Technology (AREA)
- Arc Welding In General (AREA)
Description
そして、前記冷却空気供給手段40は、冷却空気が注入される冷却空気注入口410と、前記冷却空気注入口に流入した冷却空気が内部を循環して電極で発生した高温の熱を冷却する冷却通路420と、前記冷却空気が外部に流出される冷却空気出口430とを含んで構成することができる。
20 ノズル
30 反応ガス供給手段
40 冷却空気供給手段
50 クリーンガス供給手段
Claims (4)
- 内部に逆円錐形の空間部が形成され、陽極として作用するノズルと;
上記空間部の内側上部に突出して形成され、陰極として作用する電圧棒と;
前記ノズルと前記電圧棒の間の空間部に電気的アークを発生させるアーク発生部と;
前記電圧棒の外側に形成された反応ガス注入口を通じて、前記空間部に反応ガスを供給する反応ガス供給手段と;
プラズマ発生による前記電圧棒の高温状態を冷却させるために、前記電圧棒の内部に形成された冷却通路を通じて、前記電圧棒の内部に冷却媒体を供給して循環させる冷却媒体供給手段と;
前記アーク発生部の電圧棒に付着した異物を除去するために、前記反応ガス通路の外側に形成されたクリーン空気通路を通じて、前記反応ガスの噴出方向及び前記電気的アークの発生方向とは異なる方向で、前記空間部に露出した前記電圧棒の底部表面に向かって、圧縮された高圧のクリーン空気を噴射するクリーン空気供給手段と;
を含むことを特徴とするプラズマトーチ。 - 前記クリーン空気供給手段は、
外周面に形成されてクリーン空気が投入されるクリーン空気注入口と、
前記クリーン空気注入口に投入されたクリーン空気を前記アーク発生部に送るために内部に形成されたクリーン空気通路と、を含むことを特徴とする請求項1に記載のプラズマトーチ。 - 前記クリーン空気は、
高圧の圧縮空気であることを特徴とする請求項2に記載のプラズマトーチ。 - 前記クリーン空気供給手段は、
プラズマ処理が終了した場合、クリーン空気注入口から圧縮されたクリーン空気を注入し、前記クリーン空気をクリーン空気通路とアーク発生部を通じて、前記反応ガスの噴出方向及び前記電気的アークの発生方向とは異なる方向で、前記電圧棒の底部表面に向かって吹き付けることにより、異物を除去することを特徴とする請求項2に記載のプラズマトーチ。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2011-0016315 | 2011-02-24 | ||
KR1020110016315A KR101173088B1 (ko) | 2011-02-24 | 2011-02-24 | 플라즈마 토치 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2012178348A JP2012178348A (ja) | 2012-09-13 |
JP5907455B2 true JP5907455B2 (ja) | 2016-04-26 |
Family
ID=46880312
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012037846A Active JP5907455B2 (ja) | 2011-02-24 | 2012-02-23 | プラズマトーチ |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP5907455B2 (ja) |
KR (1) | KR101173088B1 (ja) |
TW (1) | TW201242435A (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102110636B1 (ko) * | 2014-03-03 | 2020-05-13 | 가부시키가이샤 후지 | 대기압 플라스마 발생 장치, 쌍피처리체 작업기 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5137266B1 (ja) * | 1971-03-26 | 1976-10-14 | ||
JPS59165779U (ja) * | 1983-04-18 | 1984-11-07 | 古河鉱業株式会社 | 溶接ト−チノズルのクリ−ニング装置 |
JP2685952B2 (ja) * | 1990-02-08 | 1997-12-08 | 日鐵溶接工業株式会社 | プラズマトーチのクリーニング方法 |
JP2568439Y2 (ja) * | 1992-10-07 | 1998-04-15 | 株式会社小松製作所 | プラズマトーチ |
JP3392999B2 (ja) * | 1996-01-08 | 2003-03-31 | 日鐵溶接工業株式会社 | プラズマ加工装置 |
JPH10286676A (ja) * | 1997-04-11 | 1998-10-27 | Japan Steel & Tube Constr Co Ltd | 溶接ト−チ内のスパッタ除去方法 |
-
2011
- 2011-02-24 KR KR1020110016315A patent/KR101173088B1/ko active IP Right Grant
-
2012
- 2012-02-22 TW TW101105760A patent/TW201242435A/zh unknown
- 2012-02-23 JP JP2012037846A patent/JP5907455B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
JP2012178348A (ja) | 2012-09-13 |
TW201242435A (en) | 2012-10-16 |
KR101173088B1 (ko) | 2012-08-10 |
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