JPS59182822U - switchgear - 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 drawings]

第１図は従来め開閉装置の電極を示す側面図、第２図は
この考案に係る開閉装置の電極の開極状態の一実施例を
示す部分側面断面図、第３図は第２図の閉極状態を示す
部分側面断面図である。 図において、３は第１の電極、３１は主電極部、３１１
は凹部、３１２は小径部、３１３は大径部、３１４は段
差部、３．２はアーク電極部、３２１は小径部、３２２
は大径部、３２３は段差部、３３は電極導体、４はばね
、５は補助接触子、６は第２の電極、６１は主電極部、
６２はアーク電極部、６３は電極導体である。なお図中
同一符号は同一部分を示す。 −−−−−’−−ａ２２ 第２図 °゛ち°ｂイ・、・〜）戸′− ６１Fig. 1 is a side view showing the electrodes of a conventional switchgear, Fig. 2 is a partial side sectional view showing an embodiment of the open state of the electrodes of the switchgear according to the invention, and Fig. 3 is the same as that of Fig. 2. It is a partial side sectional view showing a closed state. In the figure, 3 is the first electrode, 31 is the main electrode part, 311
312 is a concave portion, 312 is a small diameter portion, 313 is a large diameter portion, 314 is a stepped portion, 3.2 is an arc electrode portion, 321 is a small diameter portion, 322
323 is a large diameter part, 323 is a stepped part, 33 is an electrode conductor, 4 is a spring, 5 is an auxiliary contact, 6 is a second electrode, 61 is a main electrode part,
62 is an arc electrode portion, and 63 is an electrode conductor. Note that the same reference numerals in the figures indicate the same parts. −−−−−'−−a22 Figure 2 °゛chi°b I・・・〜) Door′− 61

Claims (6)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）良電導材からなる主電極部と前記主電極部の近傍
に配置され耐アーク性材からなるアーク電極部とを有す
る第１の電極、及び前記第１の電極に対して面対向して
開閉するように設置され良電導材からなる主電極部と前
記主電極部の近傍に西装置され耐アーク性材からなるア
ーク電極部とを有する第２の電極を備え、前記第１、第
２の電極の少くとも一方の前記主電極部と前記アーク電
極部の相互間を可動とし、前記第１、第２の電極の閉極
時には前記第１、第２の電極の前記アーク電極部相互間
を閉極させた後前記主電極部相互間を閉極させ、前記第
１、第２の電極の開極時には前記第１、第２の電極の前
記主電極部相互間を開極させた後、前記アーク電極部相
互間を開極させるようにした開閉装置。(1) A first electrode having a main electrode part made of a good conductive material and an arc electrode part made of an arc-resistant material disposed near the main electrode part, and facing the first electrode. a second electrode having a main electrode part made of a good conductive material and installed to open and close at the same time; and an arc electrode part made of an arc-resistant material disposed near the main electrode part; The main electrode portion and the arc electrode portion of at least one of the two electrodes are movable, and when the first and second electrodes are closed, the arc electrode portions of the first and second electrodes are movable. After the main electrode parts are closed, the main electrode parts are closed, and when the first and second electrodes are opened, the main electrode parts of the first and second electrodes are opened. and a switchgear in which the arc electrode parts are opened to each other. （２）第１、第２の電極の少くとも一方の主電極部は、
電極導体に固定されまたは前記電極導体と一体に形成さ
れ、前記第１、第２の電極の少くとも一方のアーク電極
部は前記小電極部の外周に前記主電極部に対して可動に
配置され、かつ常時箱２、第１の電極側にばねによって
押圧され突出されている実用新案登録請求の範囲第（１
）項記載の開閉装置。(2) The main electrode portion of at least one of the first and second electrodes is
The arc electrode portion of at least one of the first and second electrodes is fixed to the electrode conductor or is formed integrally with the electrode conductor, and is movably arranged with respect to the main electrode portion on the outer periphery of the small electrode portion. , and the box 2 is always pressed and protruded from the first electrode side by a spring.
) The switchgear described in item ). （３）はねは、第１、第２の電極の少くとも一方の電極
導体とアーク電極部間に装着されそいる実′　用新案登
録請求の範囲第（２）項記載の開閉装置。(3) The switchgear according to claim (2), wherein the spring is installed between at least one of the electrode conductors of the first and second electrodes and the arc electrode section. （４）第１、第２の電極の少くとも一方の主電極部とア
ーク電極部との相互間には、前記アーク電。 極の第２、第１の電極側への抜出しを防止するストッパ
が設けられている実用新案登録請求の範囲第（１）項な
いし第（３）項の何れか−に記載の開閉装置。(4) The arc electrode is disposed between at least one of the main electrode portions of the first and second electrodes and the arc electrode portion. The switching device according to any one of claims (1) to (3), which is provided with a stopper that prevents the pole from being pulled out toward the second and first electrodes. （５）ストッパは、主電極部の外周面に設けられた小径
部と大径部との段差部と、アーク電極部の内周面に設け
られた小径部との段差部とから構成され、前記両段差部
の当接によって、第１、第２の電極の少くとも一方のア
ーク電極部の第、　２、第１の電極側への抜出しを防止
した実用新案登録請求の範囲第（４）項記載の開閉装置
。(5) The stopper is composed of a stepped portion between the small diameter portion and the large diameter portion provided on the outer circumferential surface of the main electrode portion, and a stepped portion between the small diameter portion provided on the inner circumferential surface of the arc electrode portion, Utility model registration claim No. 4, wherein the contact between the stepped portions prevents the arc electrode portion of at least one of the first and second electrodes from being pulled out toward the first, second, and first electrodes. Switching device as described in section. （６）第１、第２の電極の少くとも一方の主電極部とア
ーク電極部との相互間には、補助接触子が設けられてい
る実用新案登録請求の範囲第（１）項ないし第＋５）ｉ
の何れか−に記載の開閉装置。(6) Utility model registration claims 1 to 1, in which an auxiliary contactor is provided between the main electrode part and the arc electrode part of at least one of the first and second electrodes. +5)i
The switchgear according to any one of -.