JPS58131549U - 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図は正面
図、第２図は平面図、第３図は分解斜面図、第４図及び
第５図は異なる実施例図である。 １・・・・・・グリッドブロック、３・・・用グリッド
、Ｘ・・・・・・発弧部、５・・・・・・可動接点、６
・・・・・・固定接点、７・・・・・・器台、８・・・
・・・底壁、９・・・・・・左右側壁、１゜・・・・・
・無機質板、１２・・・・・・アーク走行板、１３・曲
・凹凸部。The drawings show one embodiment of the arc extinguishing device of the present invention, in which Fig. 1 is a front view, Fig. 2 is a plan view, Fig. 3 is an exploded slope view, and Figs. 4 and 5 are views of different embodiments. . 1... Grid block, 3... Grid, X... Arcing part, 5... Movable contact, 6
...Fixed contact, 7... Instrument stand, 8...
... Bottom wall, 9 ... Left and right side walls, 1° ...
・Inorganic plate, 12... Arc running plate, 13. Curved/uneven part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 一　発弧部をなす可動接点と固定接点と、この各々の接
点を装備する可動接点板及び固定接点板と、この発弧部
側が開口する溝を有するグリッドを一定間隔て複数枚積
層したグリッドブロックと、このブ爾ツクが載置する底
壁及びその左右側壁とよりなる絶縁物製器台と、可動接
点側のアークを前記グリッドブロックに移行させる上側
アーク走行板と、一端に固定接点を有し、他端を器台の
底壁に沿って前記ブロックの最下段のグリッドに至ると
共に、而もその一端から他端に至る走行片の側縁に全長
に亘って凹又は凸部を形成した下側アーク走行板と、こ
の走行片の両側縁に直立した無機質絶縁板とでなしたこ
とを特徴とした消弧装置。(1) A grid block in which a plurality of movable contacts and fixed contacts forming an arcing part, a movable contact plate and a fixed contact plate equipped with these contacts, and a grid having grooves that open on the side of the arcing part are stacked at regular intervals. , an insulating instrument stand consisting of a bottom wall on which this book is placed and its left and right side walls, an upper arc traveling plate that transfers the arc on the movable contact side to the grid block, and a fixed contact at one end. The other end extends along the bottom wall of the table to the lowest grid of the block, and a concave or convex portion is formed along the entire length of the side edge of the running piece from one end to the other end. An arc extinguishing device characterized by comprising a lower arc running plate and inorganic insulating plates standing upright on both sides of this running piece.