JPS5835258U - arc extinguisher - Google Patents

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

【図面の簡単な説明】[Brief explanation of the drawing]

図面は本考案消弧装置の一実施例を示し、第１図は断面
図、第２図は平面図、第３図は分解斜面図、第４図は他
の実施例図である。 １・・・グリッドブロック、２・・・溝、３・・・グリ
ッド、４・・・側板、Ｘ・・・発弧部、Ｙ・・・排気口
側、７・・・器台、９・・・側壁、１０・・・絶縁板、
１１・・・環流通路。The drawings show one embodiment of the arc extinguishing device of the present invention, with FIG. 1 being a sectional view, FIG. 2 being a plan view, FIG. 3 being an exploded perspective view, and FIG. 4 being a view of another embodiment. 1... Grid block, 2... Groove, 3... Grid, 4... Side plate, X... Arching part, Y... Exhaust port side, 7... Instrument stand, 9... ... Side wall, 10... Insulating plate,
11... Circulation passage.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 可動接触子と固定接触子よりなる発弧部と、この発弧部
側が開口する溝を有するグリッド及びこのグリッドを複
数枚積層すると共に排気側に位置した左右絶縁側板並び
にこの左右絶縁板と発弧部との間であって、而も前記溝
の左右に位置するよ−うグリッドに固定された無機質の
左右絶縁板とでなるグリッドブロックと、このブロック
が載置する底壁及び左右側壁とよりなる絶縁物製器台と
、この側壁と前記無機質の左右絶縁板とでなる左右の環
流通路とでなした消弧装置。An arcing part consisting of a movable contact and a fixed contact, a grid having a groove that opens on the side of the arcing part, a plurality of these grids stacked together, left and right insulating side plates located on the exhaust side, and an arcing unit with the left and right insulating plates. A grid block consisting of left and right inorganic insulating plates fixed to the grid so as to be located between the groove and the groove, and a bottom wall and left and right side walls on which this block is placed. An arc extinguishing device comprising an insulating instrument stand, and left and right circulation passages made of the side walls and the left and right inorganic insulating plates.