JPH01159971U - - Google Patents
Info
- Publication number
- JPH01159971U JPH01159971U JP5750688U JP5750688U JPH01159971U JP H01159971 U JPH01159971 U JP H01159971U JP 5750688 U JP5750688 U JP 5750688U JP 5750688 U JP5750688 U JP 5750688U JP H01159971 U JPH01159971 U JP H01159971U
- Authority
- JP
- Japan
- Prior art keywords
- electrode
- tube
- cheve
- cooling water
- ring
- 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.)
- Pending
Links
- 239000000498 cooling water Substances 0.000 claims description 3
- 239000007789 gas Substances 0.000 claims 3
- 230000001590 oxidative effect Effects 0.000 claims 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- 238000000034 method Methods 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
Landscapes
- Arc Welding In General (AREA)
Description
第１図は本考案のプラズマトーチの内部構造を
示す断面図。第２図は本考案のチユーブの端面の
拡大図、第３図は従来のプラズマトーチの断面図
。第４図は従来のチユーブの端面の拡大図。
１……プラズマトーチ、２……本体、３……ガ
イド、４……電極、５……Ｏリング、６……ホル
ダ、７……ノズル、９……ホルダ、１２……カバ
、１３……ネジ、１５……チユーブ、２１……電
極、２２……チユーブ、８……冷却水通路。
FIG. 1 is a sectional view showing the internal structure of the plasma torch of the present invention. FIG. 2 is an enlarged view of the end face of the tube of the present invention, and FIG. 3 is a sectional view of a conventional plasma torch. FIG. 4 is an enlarged view of the end face of a conventional tube. 1... Plasma torch, 2... Main body, 3... Guide, 4... Electrode, 5... O-ring, 6... Holder, 7... Nozzle, 9... Holder, 12... Cover, 13... Screw, 15...tube, 21...electrode, 22...tube, 8...cooling water passage.
Claims (1)
を包囲したガス通路を形成し、かつ電極の内部に
チーブ管を設け冷却水をチーブ管の内外周に循環
させることにより電極を冷却するプラズマアーク
トーチにおいて、電極の内部の冷却水と電極の外
周を包囲する酸化性気体とを遮断するＯリングを
設け、電極内部に設けられたチーブ管の先端に切
り欠きを設けるとともに対面する電極のＶ形状の
端面に当接させて変形することによりＯリングの
つぶし代を所定量にすることを特徴とするプラズ
マトーチの内部構造。 A plasma arc torch in which a gas passage surrounding an oxidizing gas such as oxygen or air is formed around the electrode, and a Cheve tube is provided inside the electrode to cool the electrode by circulating cooling water around the inner and outer circumferences of the Cheve tube. In this method, an O-ring is provided to cut off the cooling water inside the electrode and the oxidizing gas surrounding the outer periphery of the electrode, and a notch is provided at the tip of the Cheve tube provided inside the electrode, and a V-shaped An internal structure of a plasma torch, characterized in that the O-ring has a predetermined crushing margin by being deformed by contacting the end face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5750688U JPH01159971U (en) | 1988-04-28 | 1988-04-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5750688U JPH01159971U (en) | 1988-04-28 | 1988-04-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01159971U true JPH01159971U (en) | 1989-11-07 |
Family
ID=31283359
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5750688U Pending JPH01159971U (en) | 1988-04-28 | 1988-04-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01159971U (en) |
-
1988
- 1988-04-28 JP JP5750688U patent/JPH01159971U/ja active Pending