JPS6018613U

JPS6018613U - closed switchboard

Info

Publication number: JPS6018613U
Application number: JP10816883U
Authority: JP
Inventors: 健一小林
Original assignee: 株式会社明電舎
Priority date: 1983-07-12
Filing date: 1983-07-12
Publication date: 1985-02-08

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図は本考案の第１の実施例を示す縦断面図、第２図
は第１図の要部の動作説明図、第３図は本考案の第２の
実施例を示す縦断面図、第４図は第３図の要部の動作説
明図、第５図は第３図及び第４図の部分説明用の斜視図
、第６図は第３図の背面板の内面図、第７図は第３図の
背面板の表面図、第８図は本考案の第３の実施例を示す
縦断面図である。　　−２１・・・箱体、３・・・しゃ断器室、４・・・負荷母線
室、７・・・背面板、８・・・しゃ断器、１２・・・負
荷母線、１３・・・接地開閉装置、２５・・・窓孔、２
６・・・閉塞寛板、２７・・・ロックピン、２８・・・
駆動杆、３０・・・バネ、３１・・・ストッパ、３２・
・・レバー、３３・・・固定軸、３４・・・レバー、３
５・・・連結杆、３６・・・ストッパ、３７・・・枠体
、３８・・・バネ、３９・・・当板、４０・・・ロック
板、４０Ｃ・・・ロックＬ４１−・・ロック杆、４２・
・・リリースレバー、４５・・・バネ、４８・・・連結
杆、４９−・・固定軸、５０・・・レバー、５１・・・
ハンド「−一一一一二ト］１，１第８図　。Fig. 1 is a longitudinal sectional view showing the first embodiment of the present invention, Fig. 2 is an explanatory diagram of the operation of the main parts of Fig. 1, and Fig. 3 is a longitudinal sectional view showing the second embodiment of the invention. , FIG. 4 is an operational explanatory diagram of the main part of FIG. 3, FIG. 5 is a perspective view for explaining parts of FIGS. 3 and 4, and FIG. 6 is an inner view of the back plate of FIG. 7 is a surface view of the back plate of FIG. 3, and FIG. 8 is a longitudinal sectional view showing a third embodiment of the present invention. -2 1... Box body, 3... Breaker room, 4... Load busbar room, 7... Back plate, 8... Breaker, 12... Load busbar, 13... Earthing switchgear, 25... Window hole, 2
6... Obstruction plate, 27... Lock pin, 28...
Drive rod, 30... Spring, 31... Stopper, 32...
... Lever, 33 ... Fixed shaft, 34 ... Lever, 3
5... Connecting rod, 36... Stopper, 37... Frame, 38... Spring, 39... Contact plate, 40... Lock plate, 40C... Lock L41-... Lock Rod, 42・
...Release lever, 45...Spring, 48...Connecting rod, 49-...Fixed shaft, 50...Lever, 51...
Hand ``-11112t'' 1,1 Figure 8.

Claims

[Scope of utility model registration request]

In a closed power distribution board consisting of a box body, which is equipped with a breaker room that stores a drawer breaker in a freely accessible manner, a power bus room that stores a power bus, and a load bus room that stores a load bus and a grounding switchgear. A window hole 25 opened in the back plate 7 of the load bus chamber 4, a closing plate 26 capable of shielding the window hole 25, and a closing plate 26 loosely fitted to the inner wall of the box body 1 so as to be movable up and down. A drive rod 28 that is guided and supported, a stopper 31 that is fixed to the drive rod 28 and keeps the closing plate 26 in a closed state of the window hole 25, a link device 52 that raises and lowers the drive rod 28, and the link. An interlocking device 53 that links the device 52 with the carrying-in operation of the breaker 8 or the opening/closing operation of the earthing switch 13, and the closing plate 26 are connected to the window hole 2.
5. A closed switchboard comprising a locking device 54 for immovably fixing the closing plate 26 when the closing plate 5 is opened.