JPS5963938U

JPS5963938U - Vacuum cutter

Info

Publication number: JPS5963938U
Application number: JP15923382U
Authority: JP
Inventors: 宮川　博司; 佐野　孝光; 芦沢　喬
Original assignee: 株式会社明電舎
Priority date: 1982-10-21
Filing date: 1982-10-21
Publication date: 1984-04-27

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 the drawing]

第１図及び第２図はアークと平行な磁界を発生させる従
来の真空インタラプタの縦断面図概略図、第３図は本考
案の一実施例を示す縦断側面図、第４図はコイル体とコ
イルホルダーの斜視図、第５図は磁界発生部の縦断面図
、第６図は磁界発生部の斜視図、第７図は磁界発生部に
おける端子部の部分平面図である。２・・・リード棒、３・・・接点電極、８・・・極柱、
９・・・真空インタラプタ、１０・・・操作棒、１５・
・・絶縁支柱、１６・・・コイルホルダー、１６ａ・・
・環状凹溝、１７・・・引出導体、１８・・・コイル体
、２０・・・端子部、２１・・・高抵抗体又は絶縁体、
２２・・・端子棒、２３・・・端子板。Figures 1 and 2 are longitudinal cross-sectional schematic diagrams of a conventional vacuum interrupter that generates a magnetic field parallel to the arc, Figure 3 is a vertical cross-sectional side view showing an embodiment of the present invention, and Figure 4 is a coil body and FIG. 5 is a perspective view of the coil holder, FIG. 5 is a longitudinal cross-sectional view of the magnetic field generation section, FIG. 6 is a perspective view of the magnetic field generation section, and FIG. 7 is a partial plan view of the terminal section in the magnetic field generation section. 2... Lead rod, 3... Contact electrode, 8... Pole column,
9... Vacuum interrupter, 10... Operation rod, 15.
・・Insulating support column, 16・・Coil holder, 16a・・
- Annular groove, 17... Output conductor, 18... Coil body, 20... Terminal part, 21... High resistance material or insulator,
22...Terminal bar, 23...Terminal board.

Claims

[Claims for Utility Model Registration] In a vacuum interrupter having a vacuum interrupter externally equipped with a coil body that generates a magnetic field parallel to the arc, the vacuum interrupter is supported and fixed to an insulating support column 15 that supports a vacuum interrupter 9, and an annular A coil holder 16 provided with a groove 16a is provided, and a coil body 18 having an annular shape with ends and having lead-out conductors 17 at both ends is fitted and fixed in the annular groove 16a, and one terminal portion of the coil body 18 is fitted and fixed. 20 is formed by integrally forming a terminal bar 22 and a terminal plate 23 with a high resistance material or an insulator 21 interposed therebetween, and the lead-out conductor 17 is connected to the terminal bar 22 and the terminal plate 23, respectively. vacuum breaker.