JPH03100331U - - Google Patents
Info
- Publication number
- JPH03100331U JPH03100331U JP846690U JP846690U JPH03100331U JP H03100331 U JPH03100331 U JP H03100331U JP 846690 U JP846690 U JP 846690U JP 846690 U JP846690 U JP 846690U JP H03100331 U JPH03100331 U JP H03100331U
- Authority
- JP
- Japan
- Prior art keywords
- electrodes
- movable electrode
- arc
- movable
- arc extinguishing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001816 cooling Methods 0.000 claims 1
- 230000004888 barrier function Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
Description
第１図は本考案の実施例を示す縦断正面図、第
２図はその横断平面図、第３図は本考案の他の実
施例を示す横断平面図、第４図は従来例を示す断
面図である。
１……可動電極、１ａ……キヤツチ溝、２……
接点、３……リード線、４……支点、５……接圧
用バネ、６……キヤツチ片、６ａ……ローラ、７
……キヤツチ用バネ、８……支点、９……弾性体
、１０……端子、１１……アークホーン、１２…
…消弧室、１３……絶縁性容器、１４……Ｕ字形
磁性体コア、１５……ストツパー、１６……バリ
ア、１６ａ，１６ｂ，１６ｃ……バリア片、１６
ｄ……支持板、１７……バリア、１７ａ，１７ｂ
，１７ｃ……バリア片。
Fig. 1 is a vertical sectional front view showing an embodiment of the present invention, Fig. 2 is a cross-sectional plan view thereof, Fig. 3 is a transverse plan view showing another embodiment of the present invention, and Fig. 4 is a cross-sectional view showing a conventional example. It is a diagram. 1...Movable electrode, 1a...Catch groove, 2...
Contact, 3...Lead wire, 4...Fully point, 5...Contact pressure spring, 6...Catch piece, 6a...Roller, 7
... Spring for catch, 8 ... Fulcrum, 9 ... Elastic body, 10 ... Terminal, 11 ... Arc horn, 12 ...
... Arc extinguishing chamber, 13 ... Insulating container, 14 ... U-shaped magnetic core, 15 ... Stopper, 16 ... Barrier, 16a, 16b, 16c ... Barrier piece, 16
d... Support plate, 17... Barrier, 17a, 17b
, 17c... Barrier piece.
Claims (1)
部を支点により回動自在に支持され、それぞれ端
子に電気的に接続される一対の可動電極と、これ
らの可動電極の先端に設けた接点が常時は接触す
るように前記可動電極に付勢力を与える接圧用バ
ネと、前記可動電極の開離状態を保持するキヤツ
チ機構と、前記可動電極が開離した時に前記接点
間に発生したアークを消弧する消弧室を備えた開
閉器の消弧装置において 当該開閉器の絶縁容器の器壁より前記可動電極
に向かつてバリアを突設し、該バリアにより前記
可動電極間のアークによるホツトガスを冷却して
電極間の絶縁耐力を上げるようにしたことを特徴
とする開閉器の消弧装置。[Claims for Utility Model Registration] A pair of movable electrodes that are arranged facing each other in a substantially parallel state, are rotatably supported at their midpoints by a fulcrum, and are each electrically connected to a terminal, and these movable electrodes. a contact pressure spring that applies a biasing force to the movable electrode so that the contact provided at the tip thereof is always in contact with the movable electrode; a catch mechanism that maintains the open state of the movable electrode; and a catch mechanism that maintains the open state of the movable electrode; In an arc extinguishing device for a switch equipped with an arc extinguishing chamber for extinguishing an arc generated between An arc extinguishing device for a switch, characterized in that the dielectric strength between the electrodes is increased by cooling the hot gas caused by the arc between the electrodes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP846690U JPH03100331U (en) | 1990-01-31 | 1990-01-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP846690U JPH03100331U (en) | 1990-01-31 | 1990-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03100331U true JPH03100331U (en) | 1991-10-21 |
Family
ID=31512097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP846690U Pending JPH03100331U (en) | 1990-01-31 | 1990-01-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03100331U (en) |
-
1990
- 1990-01-31 JP JP846690U patent/JPH03100331U/ja active Pending
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