JPS5837712U

JPS5837712U - Interlock device for breaker

Info

Publication number: JPS5837712U
Application number: JP13119981U
Authority: JP
Inventors: 喜多村　忠雄; 三浦　正夫
Original assignee: 富士電機株式会社
Priority date: 1981-09-03
Filing date: 1981-09-03
Publication date: 1983-03-11

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図は引出形しゃ断器の概要を示す側面図、第２図は
本考案によるしゃ断器のインタロック装置の一実施例を
示す正面図、第３図は第２図の側面図、第４図は本考案
によるしゃ断器のインタロック装置の他の実施例の主要
部正面図、第５図は第４図の側面図である。１ニジゃ断器、１１ニジゃ断器の駆動軸、１２ルバー、
１５：ラッチ、１８．１９：押棒、２０：ロック棒、２
２：ロックばね、２３：０ツク板、２３ａ：ロック孔、
２４：ロック金具。FIG. 1 is a side view showing an outline of a drawer-type breaker, FIG. 2 is a front view showing an embodiment of the breaker interlock device according to the present invention, FIG. 3 is a side view of FIG. 2, and FIG. The figure is a front view of main parts of another embodiment of the breaker interlock device according to the present invention, and FIG. 5 is a side view of FIG. 4. 1 double breaker, 11 double breaker drive shaft, 12 lever,
15: Latch, 18.19: Push rod, 20: Lock rod, 2
2: Lock spring, 23: Otsuku plate, 23a: Lock hole,
24: Lock metal fittings.

Claims

[Scope of utility model registration request]

(1) An interlock device for a breaker that is moved within a switchboard and can be closed only in operating and test positions, the interlock device being connected to a drive shaft biased to rotate by a closing spring. A fixed lever is rotatably supported, one end engages with the lever to prevent rotation of the lever, and the other end rotates when pushed by either a manual push rod or an electromagnetic force push rod. The disengaging latch is mounted so as to be movable in the axial direction and perpendicular to the moving direction of the breaker, is urged downward by a lock spring, and has one end disposed within a plane of the latch opposite to the push rod. consisting of a protruding locking rod and a lock plate attached to the inner surface of the switchboard along the moving direction of the breaker and having lock holes at the operating position and the test position, respectively,
An interlock device for a breaker, characterized in that when the breaker moves to an operating position and a test position, the other end of the lock rod fits into the lock hole and one end of the lock rod comes out of the plane of the latch.

(2) Utility Model Registration In the interlock device for a circuit breaker according to claim 1, one side of the lock fitting rotatably attached near the latch is pushed by the lock rod on the other side, and the push rod of the latch is pressed. and protrudes into a surface on the opposite side, and is configured such that when the breaker comes to the operating position and the test position, the pressure of the lock rod is released and the lock fitting rotates and comes off from the latch surface. Interlock device for breaker.