JPH01114182U - - Google Patents
Info
- Publication number
- JPH01114182U JPH01114182U JP862488U JP862488U JPH01114182U JP H01114182 U JPH01114182 U JP H01114182U JP 862488 U JP862488 U JP 862488U JP 862488 U JP862488 U JP 862488U JP H01114182 U JPH01114182 U JP H01114182U
- Authority
- JP
- Japan
- Prior art keywords
- welding cable
- potential
- welding
- internal shield
- internal
- 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.)
- Granted
Links
- 238000003466 welding Methods 0.000 claims description 15
- 230000005856 abnormality Effects 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 5
- 239000004020 conductor Substances 0.000 claims description 3
- 239000012212 insulator Substances 0.000 claims description 3
- 230000002159 abnormal effect Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
Landscapes
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
Description
第１図は、本考案の一実施例による溶接ケーブ
ルおよび溶接ケーブル異常検出装置の回路構成を
示す略回路図、第２図は、実施例の溶接ケーブル
の構造を詳細に示す一部断面切欠斜視図、および
第３図は、第１図の異常検出回路３０〜９０の出
力端子の接続（取出し）の変形を示すブロツク図
である。
図面において、１０……溶接ケーブル、１１，
１２……導体、１３……アース線、１４，１５，
１８……絶縁体、１６，１７……内部シールド体
、１９……外部シールド体、２０……絶縁ゴム（
外被）、２１……電源部、２２……溶接トランス
、３０〜９０……異常検出回路。
Fig. 1 is a schematic circuit diagram showing the circuit configuration of a welding cable and a welding cable abnormality detection device according to an embodiment of the present invention, and Fig. 2 is a partially cutaway perspective view showing the structure of the welding cable of the embodiment in detail. 1 and 3 are block diagrams showing a modification of the connection (take-out) of the output terminals of the abnormality detection circuits 30 to 90 in FIG. 1. In the drawings, 10... welding cable, 11,
12... Conductor, 13... Earth wire, 14, 15,
18... Insulator, 16, 17... Inner shield body, 19... Outer shield body, 20... Insulating rubber (
outer sheath), 21... power supply section, 22... welding transformer, 30-90... abnormality detection circuit.
Claims (1)
気的に結ぶ多芯型の溶接ケーブルにおいて、 各導体の回りに絶縁体を介して導電性の内部シ
ールド体を設けたことを特徴とする溶接ケーブル
。 (2) 全ての内部シールド体を絶縁体を介して囲
む導電性の外部シールド体を設けた請求項１記載
の溶接ケーブル。 (3) 請求項１記載の溶接ケーブルの各導体とそ
の回りの内部シールド体との間の電位、隣合う内
部シールド体の間の電位、または内部シールド体
と外部の物体との間の電位に基づいてケーブルの
異常状態を検出する回路を具備することを特徴と
する溶接ケーブル異常検出装置。 (4) 請求項２記載の溶接ケーブルの内部シール
ド体と外部シールド体との間の電位、または内部
シールド体と外部の物体との間の電位に基づいて
ケーブルの異常状態を検出する回路を設けた溶接
ケーブル異常検出装置。[Scope of Claim for Utility Model Registration] (1) In a multicore welding cable that electrically connects the power supply part of a resistance welding machine and a welding transformer, a conductive internal shield is provided around each conductor via an insulator. A welding cable characterized by being provided with. (2) The welding cable according to claim 1, further comprising a conductive outer shield that surrounds all the inner shields with an insulator interposed therebetween. (3) The potential between each conductor of the welding cable according to claim 1 and the surrounding internal shield, the potential between adjacent internal shields, or the potential between the internal shield and an external object. 1. A welding cable abnormality detection device comprising a circuit for detecting an abnormal state of a cable based on the following. (4) A circuit is provided to detect an abnormal state of the welding cable based on the potential between the internal shield body and the external shield body of the welding cable according to claim 2, or the potential between the internal shield body and an external object. Welding cable abnormality detection device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988008624U JPH0644532Y2 (en) | 1988-01-26 | 1988-01-26 | Welding cable abnormality detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988008624U JPH0644532Y2 (en) | 1988-01-26 | 1988-01-26 | Welding cable abnormality detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01114182U true JPH01114182U (en) | 1989-08-01 |
| JPH0644532Y2 JPH0644532Y2 (en) | 1994-11-16 |
Family
ID=31214667
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988008624U Expired - Lifetime JPH0644532Y2 (en) | 1988-01-26 | 1988-01-26 | Welding cable abnormality detection device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0644532Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0460374U (en) * | 1990-10-02 | 1992-05-25 | ||
| JP2017181250A (en) * | 2016-03-30 | 2017-10-05 | 三菱電機株式会社 | Resistance value measuring system and resistance value measuring method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60101808U (en) * | 1983-12-13 | 1985-07-11 | 三菱電機株式会社 | antenna device |
| JPS6286980U (en) * | 1985-11-22 | 1987-06-03 |
-
1988
- 1988-01-26 JP JP1988008624U patent/JPH0644532Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60101808U (en) * | 1983-12-13 | 1985-07-11 | 三菱電機株式会社 | antenna device |
| JPS6286980U (en) * | 1985-11-22 | 1987-06-03 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0460374U (en) * | 1990-10-02 | 1992-05-25 | ||
| JP2017181250A (en) * | 2016-03-30 | 2017-10-05 | 三菱電機株式会社 | Resistance value measuring system and resistance value measuring method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0644532Y2 (en) | 1994-11-16 |
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