JPS6282536U - - Google Patents

Description

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

第１図は本考案の実施例の構造を示す断面図、
第２図は本考案の原理を示す説明図、第３図は本
考案に係る反発板の駆動回路、第４図は本考案に
よるストローク特性を示すグラフ、第５図は従来
の限流装置の例を示す平面図、第６図はそのＡ―
Ａ′線に沿う側断面図、第７図は第６図のＢ―Ｂ
′線に沿う正断面図、第８図は遮断時のオシログ
ラフ例、第９図はギヤツプと火花電圧との関係を
示すグラフである。 １：固定電極、２：可動電極、３，４：ランナ
ー電極、５：集電子、６：集電子ハウジング、７
：絶縁性の容器、８：アーク、９：放出口、１０
：昇圧室、４１：シリンダー、４２：シリンダー
室、４３：反発板、４４：パイプ、４５：スパイ
ラルコイル、４６：ノズル。 FIG. 1 is a sectional view showing the structure of an embodiment of the present invention;
Fig. 2 is an explanatory diagram showing the principle of the present invention, Fig. 3 is a drive circuit for the repulsion plate according to the invention, Fig. 4 is a graph showing the stroke characteristics according to the invention, and Fig. 5 is a diagram of a conventional current limiting device. A plan view showing an example, Figure 6 is A-
A side sectional view along line A', Figure 7 is B-B in Figure 6.
8 is an example of an oscilloscope at the time of interruption, and FIG. 9 is a graph showing the relationship between the gap and the spark voltage. 1: Fixed electrode, 2: Movable electrode, 3, 4: Runner electrode, 5: Current collector, 6: Current collector housing, 7
: Insulating container, 8: Arc, 9: Outlet, 10
: Pressurization chamber, 41: Cylinder, 42: Cylinder chamber, 43: Repulsion plate, 44: Pipe, 45: Spiral coil, 46: Nozzle.

Claims (1)

【実用新案登録請求の範囲】 固定電極および可動電極のそれぞれの上部にア
ークランナー電極を対向し平行して設け、これら
アークランナー電極を挟むようにし、かつ、２つ
の前記電極に近い部位は広く、前記アークランナ
ー電極の上端に向つて次第に狭くなる細隙を形成
する一対の消弧板を備え、１つの面の前記アーク
ランナー電極と前記消弧板の上端で形づくる細隙
を放出口とし、他の５つの面の前記固定電極、可
動電極、アークランナー電極および消弧板を絶縁
性容器で密閉して覆う６面体からなる昇圧室を有
する限流装置の消弧室において、 前記可動電極と連動するコイルと反発板とから
なる電磁反発装置を取り付け、かつ、前記反発板
とシリンダーにより、前記昇圧室に気体を放出す
る構造としたことを特徴とする限流装置。[Claims for Utility Model Registration] Arc runner electrodes are provided on top of each of the fixed electrode and the movable electrode, facing each other in parallel, sandwiching these arc runner electrodes, and the area close to the two electrodes is wide, a pair of arc extinguishing plates forming a slit that gradually narrows toward the upper end of the arc runner electrode, the slit formed by the arc runner electrode on one side and the upper end of the arc extinguishing plate serving as a discharge port; In an arc extinguishing chamber of a current limiting device having a hexahedral pressurizing chamber which seals and covers the fixed electrode, movable electrode, arc runner electrode and arc extinguishing plate on five sides with an insulating container, the arc extinguishing chamber is interlocked with the movable electrode. 1. A current limiting device comprising: an electromagnetic repulsion device including a coil and a repulsion plate; and a structure in which gas is released into the pressurization chamber by the repulsion plate and cylinder.