JPS5883735U

JPS5883735U - Gas cutter

Info

Publication number: JPS5883735U
Application number: JP18018081U
Authority: JP
Inventors: 安部　克茂; 野尻　秀夫
Original assignee: 三菱電機株式会社
Priority date: 1981-12-01
Filing date: 1981-12-01
Publication date: 1983-06-07

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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of drawings]

第１図は従来のガスしゃ断器の構造の一例を示、　　　
す断面図、第１Ａ図は第１図のガスしゃ断器の閉路状態
を示す軸受部の部分断面図、第２図は従来の軸シール部
分の拡大断面図、第３図はこの考案のガスしゃ断器の一
実施例における軸シール部分の拡大図断面図である。１・・・・・・摺動軸；２・・・・・・軸受；３・・・
・・・ＶＩＪングパッキング；４・・・・・・下タンク
；５・・・・・・絶縁ロッド：６・・・・・・固定ピス
トン；７・・・・・・パッラアシリンダ；８・・・・・
・可動接触子；９・・・・・・ピン；１θ・・・・・・
ピン；１１・・・・・・駆動レバー；１２・・・・・・
固定接触子；１３・・・・・・下ブッシング；１４・・
・・・・中タンク；１５・・・・・・上ブッシング；１
６・・・・・・上タンク；１７・・・・・・消弧室内；
１８・・・・・・スペーサ；１９・・・・・・圧縮バネ
；２０・・・・・・凹溝、２１・・・・・・防塵用リン
グ；２２・・・・・・リング押え。Figure 1 shows an example of the structure of a conventional gas breaker.
1A is a partial sectional view of the bearing section showing the closed circuit state of the gas circuit breaker shown in FIG. 1, FIG. 2 is an enlarged sectional view of the conventional shaft seal section, and FIG. FIG. 2 is an enlarged cross-sectional view of a shaft seal portion in one embodiment of the device. 1... Sliding shaft; 2... Bearing; 3...
... VIJ packing; 4 ... Lower tank; 5 ... Insulation rod: 6 ... Fixed piston; 7 ... Palla cylinder; 8.・・・・・・
・Movable contact; 9...pin; 1θ...
Pin; 11... Drive lever; 12...
Fixed contact; 13...Lower bushing; 14...
...Middle tank; 15...Top bushing; 1
6...Upper tank; 17...Inside arc extinguishing chamber;
18...Spacer; 19...Compression spring; 20...Concave groove, 21...Dustproof ring; 22...Ring holder.

Claims

[Scope of utility model registration request]

A sliding shaft is provided that penetrates the tank from the inside of the arc extinguishing chamber tank to the outside, and moves linearly in the axial direction with a constant stroke in order to open and close the breaker contactor. A gas breaker equipped with a V-ring backing installed around a sliding shaft inside a holding bearing to perform gas sealing, characterized by comprising a dustproof ring installed at one end of the bearing near the outside of the tank. gas breaker.