JPS60107556U - Arc extinguishing device for hardwire circuit breakers - 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]

第１図は本考案−実施例の平面図、第２図は同上の右側
面図、第３図は同上の上蓋の除いた状態の破断平面図、
第４図は同上の縦断面図、第５図及び第６図は同上の横
断面図、第７図は同上のオン状態を示す縦断面図、第８
図は同上のオフ状態を示す縦断面図、第９図及び第１０
図は同上のトリラグ状態を示す縦断面図、第１１図及び
第１２図は同上の分解斜視図、第１３図は同上の動作機
構図であって、１は筐体、１０は端子金具、１９は連結
枠、２０は固定接点、２１は固定端子板、２２はアーク
走行板、１２２はグリッドブロック、１２３はグリッド
、１４１は遮蔽壁を示す。 υ″？°？１″Ｆ １　　　（−１−Ｊ　　　Ｉ 暑 Ｊ２１．島　　　　１↓鵡 第５図 Ｊｌ、Ｉ　　７、−１７７７１．６ｐｐ　、３７−ｒ耐 第１２図 °”〜ベク′Fig. 1 is a plan view of the present invention-embodiment, Fig. 2 is a right side view of the same, Fig. 3 is a cutaway plan view of the same with the top cover removed,
FIG. 4 is a longitudinal cross-sectional view of the same as above, FIG. 5 and FIG. 6 are cross-sectional views of the same as above, FIG.
The figure is a vertical cross-sectional view showing the same off state as above, Figures 9 and 10.
11 and 12 are exploded perspective views of the same, and FIG. 13 is an operating mechanism diagram of the same, in which 1 is a housing, 10 is a terminal fitting, 19 20 is a connecting frame, 20 is a fixed contact, 21 is a fixed terminal plate, 22 is an arc traveling plate, 122 is a grid block, 123 is a grid, and 141 is a shielding wall. υ″?°?1″F 1 (-1-J I Heat J21. Island 1↓Parrot Fig. 5 Jl, I 7, -17771.6pp, 37-r Resistance Fig. 12 °”~Bek'

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 筐体内の消弧室内に発弧部より延出された一対のアーク
走行板を配設するとともに両アーク走行板間に消弧グリ
ッドを配設し、消弧グリッドの排気側に筐体の底部より
立設された筐体と一体の遮蔽壁を位置させてこの遮蔽壁
に形成されている排気通路としての縦溝を消弧グリッド
の排気側に配し５、発弧部に位置する固定接点と接続用
端子板とをつなぐ連結枠を遮蔽壁の周囲に配設し、筐体
の消弧室の縁部及び遮蔽壁に接するとともに固定接点背
面と一方のアーク走行板背面に当接する絶縁台を設けて
絶縁台で連結枠を押さえ固定して成る配線用遮断器の消
弧装置。A pair of arc traveling plates extending from the arc generating part is arranged inside the arc extinguishing chamber in the casing, and an arc extinguishing grid is arranged between both arc running plates, and the bottom of the casing is placed on the exhaust side of the arc extinguishing grid. A shielding wall that is integral with the casing that stands upright is positioned, and a vertical groove serving as an exhaust passage formed in this shielding wall is arranged on the exhaust side of the arc extinguishing grid, and a fixed contact is located at the arcing part. A connecting frame connecting the terminal board and the connection terminal board is arranged around the shielding wall, and an insulating stand is in contact with the edge of the arc extinguishing chamber of the casing and the shielding wall, as well as the back of the fixed contact and the back of one of the arc running plates. An arc extinguishing device for a molded circuit breaker consisting of an insulating stand holding and fixing a connecting frame.