JPH0488407U

JPH0488407U -

Info

Publication number: JPH0488407U
Application number: JP40323290U
Authority: JP
Priority date: 1990-12-14
Filing date: 1990-12-14
Publication date: 1992-07-31

Description

[Brief explanation of the drawing]

図は本考案の一実施例を示す一部断面図である
。図において、１は金属容器、２は絶縁媒体、３
は主回路導体、４は避雷器、５は第１の固定接触
部、６は接地導体、７は第２の固定接触部、９は
可動接触部、である。 The figure is a partially sectional view showing an embodiment of the present invention. In the figure, 1 is a metal container, 2 is an insulating medium, and 3
4 is a main circuit conductor, 4 is a lightning arrester, 5 is a first fixed contact part, 6 is a ground conductor, 7 is a second fixed contact part, and 9 is a movable contact part.

補正平１．５．１１考案の名称を次のように補正する。考案の名称開閉装置実用新案登録請求の範囲を次のように補正する
。Amendment 1.5.11. The name of the invention is amended as follows. Title of the invention Switching device The scope of the claim for utility model registration is amended as follows.

【実用新案登録請求の範囲】 (1) 接地電位の金属容器内に、避雷器が少なく
とも収納された開閉装置において、前記避雷器の
充電部側に配設された第１の固定接触部と、接地
電位にある接地導体に配設された第２の固定接触
部とを対向して配設する一方、先端部が前記第１
の固定接触部および第２の固定接触部にそれぞれ
接触可能で、かつ基端部が主回路導体に常時接触
する状態で回動可能に配設された可動接触部を前
記第１の固定接触部と第２の固定接触部との間に
中間位置ではそれぞれ絶縁に必要な適宜の距離を
離間するように配置し、通常の通電時には前記可
動接触部が前記第１の固定接触部と接触し、主回
路導体の接地時には前記可動接触部が前記第２の
固定接触部に接触し、かつ主回路導体の耐電圧試
験時には前記可動接触部が前記第１の固定接触部
と第２の固定接触部との間の中間位置にあるよう
に構成したことを特徴とする開閉装置。 (2) 前記金属容器内には、絶縁性ガスあるいは
絶縁油等の絶縁媒体が充填されたことを特徴とす
る請求項(1)記載の開閉装置。 [Claims for Utility Model Registration] (1) In a switchgear in which at least a lightning arrester is housed in a metal container at ground potential, a first fixed contact disposed on the live part side of the lightning arrester; and a second fixed contact part disposed on the ground conductor at ground potential are arranged facing each other, while the tip part is connected to the first fixed contact part.
A movable contact part that can contact the fixed contact part and the second fixed contact part, respectively, and is rotatably arranged with its base end always in contact with the main circuit conductor, is attached to the first fixed contact part. and the second fixed contact part, the movable contact part contacts the first fixed contact part during normal energization; When the main circuit conductor is grounded, the movable contact section contacts the second fixed contact section, and during a withstand voltage test of the main circuit conductor, the movable contact section contacts the first fixed contact section and the second fixed contact section. A switchgear characterized in that it is configured to be located at an intermediate position between. (2) The switchgear according to claim 1, wherein the metal container is filled with an insulating medium such as an insulating gas or an insulating oil.

Claims

[Claims for Utility Model Registration] (1) In a cubicle-type switchgear in which at least a lightning arrester located at the power transmission/receiving end is housed in a metal container at ground potential, the lightning arrester is arranged on the live part side of the lightning arrester. A first fixed contact portion and a second fixed contact portion disposed on a ground conductor at ground potential are disposed facing each other, and the tip portion is connected to the first fixed contact portion and the second fixed contact portion. between the first fixed contact part and the second fixed contact part; The movable contact portion contacts the first fixed contact portion during normal energization, and the movable contact portion contacts the first fixed contact portion when the main circuit conductor is grounded. contacts the second fixed contact part, and the movable contact part is at an intermediate position between the first fixed contact part and the second fixed contact part during a withstand voltage test of the main circuit conductor. A cubicle type switchgear characterized by the following structure. (2) The cubicle type switchgear according to claim (1), wherein the metal container is filled with an insulating medium such as an insulating gas or an insulating oil.