JPS5814635U - Hydraulic operating device for power cutter - Google Patents
Hydraulic operating device for power cutterInfo
- Publication number
- JPS5814635U JPS5814635U JP10898581U JP10898581U JPS5814635U JP S5814635 U JPS5814635 U JP S5814635U JP 10898581 U JP10898581 U JP 10898581U JP 10898581 U JP10898581 U JP 10898581U JP S5814635 U JPS5814635 U JP S5814635U
- Authority
- JP
- Japan
- Prior art keywords
- oil passage
- operating device
- hydraulic operating
- pressure switch
- valve
- 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
Landscapes
- Driving Mechanisms And Operating Circuits Of Arc-Extinguishing High-Tension Switches (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の電力用しゃ断器の油圧操作装置の油圧回
路図、第２図は本考案に係る電力用しゃ断器の油圧操作
装置の一部を省略した油圧回路図、第３図は本考案の要
部の断面図である。
１・・・主接触子、２・・・シリンダーユニット、３・
・・ポンプユニット、５・・・油路、６・・・分岐油路
、７・・・圧力スイッチ、１４・・・逆止弁、１５・・
・仕切弁、１６・・・ドレン油路、１７・・・仕切弁。Fig. 1 is a hydraulic circuit diagram of a conventional hydraulic operating device for a power breaker, Fig. 2 is a hydraulic circuit diagram with a part of the hydraulic operating device for a power breaker according to the present invention omitted, and Fig. 3 is a hydraulic circuit diagram of the hydraulic operating device for a power breaker according to the present invention. It is a cross-sectional view of the main part of the invention. 1... Main contactor, 2... Cylinder unit, 3...
... Pump unit, 5... Oil path, 6... Branch oil path, 7... Pressure switch, 14... Check valve, 15...
- Gate valve, 16... Drain oil path, 17... Gate valve.
Claims (1)
トとを接続する油路から分岐した分岐油路にブルドン管
式の圧力スイッチを接続してなる電力用しゃ断器の油圧
操作装置において、前記分岐油路に、圧力スイッチ方向
への油流が生じた際にのみこれを阻止する逆止弁を介装
するとともに、この逆止弁より前記油路側に仕切弁を介
装し、前記分岐油路における逆止弁と仕切弁との間にド
レン油路を分岐して設けるとともに、このドレン油路に
仕切弁を介装したことを特徴とする電力用しや断器の油
圧操作装置。In a hydraulic operating device for a power circuit breaker, in which a Bourdon tube type pressure switch is connected to a branch oil passage branching from an oil passage connecting a cylinder unit that opens and closes a main contact and a pump unit, the branch oil passage is connected to a Bourdon tube type pressure switch. , a check valve is installed that blocks oil flow only when it occurs in the direction of the pressure switch, and a gate valve is installed on the oil path side of the check valve, and a check valve is installed in the branch oil path. 1. A hydraulic operating device for a power shear disconnector, characterized in that a drain oil passage is branched and provided between a valve and a gate valve, and a gate valve is interposed in the drain oil passage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10898581U JPS5814635U (en) | 1981-07-22 | 1981-07-22 | Hydraulic operating device for power cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10898581U JPS5814635U (en) | 1981-07-22 | 1981-07-22 | Hydraulic operating device for power cutter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5814635U true JPS5814635U (en) | 1983-01-29 |
| JPS621712Y2 JPS621712Y2 (en) | 1987-01-16 |
Family
ID=29903372
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10898581U Granted JPS5814635U (en) | 1981-07-22 | 1981-07-22 | Hydraulic operating device for power cutter |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5814635U (en) |
-
1981
- 1981-07-22 JP JP10898581U patent/JPS5814635U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS621712Y2 (en) | 1987-01-16 |
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