JPH0314470U

JPH0314470U -

Info

Publication number: JPH0314470U
Application number: JP7435589U
Authority: JP
Priority date: 1989-06-27
Filing date: 1989-06-27
Publication date: 1991-02-14

Description

[Brief explanation of drawings]

第１図は本考案の実施例を示す、試験用ブツシ
ングを装着した試験装置の断面図、第２図は本考
案の他の実施例を示す、コンデンサ分圧器を装着
した装置の断面図、第３図は本考案の実施例を示
す開放口を閉鎖するための検電用盲栓の断面図、
第４図は本考案の実施例を示す、開放口を閉鎖す
るための盲栓を分解して示す断面図である。１……電力用機器のケース、２……ブツシング
、３……導体端子、３′……導体端子、４……ケ
ーブル、５……ケーブルの終端導体端子、６……
取付穴、７……ナツト、８……絶縁物質よりなる
被覆層、９……空間部、１０……絶縁外被（絶縁
中空体）、１１……開放口、１２……テーパー面
、１３……テーパー面、１４……試験用ブツシン
グ、１５……絶縁体、１６……導体、１７……テ
ーパー面、１８……ひだ面、１９……接続用端子
部、２０……突出導体部、２１……試験用電源、
２２……接地、２２′……ケーブルシース接地線
、２３……コンデンサ分圧器、２４……絶縁体、
２５……接続導体、２６……コンデンサ素子、２
７……コンデンサ素子、２８……電極、２９……
電極、３０……接続導体、３１……接続端子、３
６……検電用盲栓、３７……盲栓、３８……絶縁
体、３９……対向電極、４０……対向電極、４１
……接続用電極、４２……外部接続電極、４３…
…テーパー面、４４……空間部、４５……開口部
。 FIG. 1 is a cross-sectional view of a test device equipped with a test bushing, showing an embodiment of the present invention. FIG. 2 is a cross-sectional view of a test device equipped with a capacitor voltage divider, showing another embodiment of the present invention. Figure 3 is a cross-sectional view of a blind plug for voltage detection for closing an opening showing an embodiment of the present invention;
FIG. 4 is an exploded cross-sectional view of a blind stopper for closing an opening, showing an embodiment of the present invention. 1... Case of power equipment, 2... Bushing, 3... Conductor terminal, 3'... Conductor terminal, 4... Cable, 5... Cable termination conductor terminal, 6...
Mounting hole, 7... Nut, 8... Coating layer made of insulating material, 9... Space, 10... Insulating jacket (insulating hollow body), 11... Open opening, 12... Tapered surface, 13... ... Tapered surface, 14 ... Test bushing, 15 ... Insulator, 16 ... Conductor, 17 ... Tapered surface, 18 ... Fold surface, 19 ... Connection terminal part, 20 ... Protruding conductor part, 21 ...Test power supply,
22...Grounding, 22'...Cable sheath grounding wire, 23...Capacitor voltage divider, 24...Insulator,
25... Connection conductor, 26... Capacitor element, 2
7... Capacitor element, 28... Electrode, 29...
Electrode, 30... Connection conductor, 31... Connection terminal, 3
6... Blind plug for voltage detection, 37... Blind plug, 38... Insulator, 39... Counter electrode, 40... Counter electrode, 41
... Connection electrode, 42 ... External connection electrode, 43 ...
...Tapered surface, 44...Space, 45...Opening.

Claims

[Scope of utility model registration request]

The terminal conductor terminal of the cable is connected to the conductor terminal of the bushing of the power equipment, and the electrical power is connected to the terminal of the bushing of the power equipment on the opposite side of the insulating jacket provided to insulate the bushing from the outside including the connection part. Provide an opening for attaching the bushing necessary for testing equipment, etc. (hereinafter referred to as the test bushing), and insert the test bushing having a conductor in the insulator through the opening, and connect it to the opening. A test device for power equipment, characterized in that a conductor of a test bushing is connected to a conductor terminal of an extended bushing of the power equipment.