JPH021833U - - Google Patents
Info
- Publication number
- JPH021833U JPH021833U JP7834188U JP7834188U JPH021833U JP H021833 U JPH021833 U JP H021833U JP 7834188 U JP7834188 U JP 7834188U JP 7834188 U JP7834188 U JP 7834188U JP H021833 U JPH021833 U JP H021833U
- Authority
- JP
- Japan
- Prior art keywords
- shield
- movable contacts
- gas
- electric field
- arc
- 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
- 230000005684 electric field Effects 0.000 claims description 3
- 230000000116 mitigating effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Landscapes
- Arc-Extinguishing Devices That Are Switches (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Description
第１図は本考案の電流開閉接点のシールド構造
の一実施例を示す断面図、第２図は本考案の絶縁
回復特性を示す図、第３図は従来のガス絶縁開閉
機器の一般的な構成を示す断面図、第４図は従来
の開閉機器の接点部を示す断面図である。
１……金属容器、２……絶縁スペーサ、３……
固定接触部、４……可動接触部、５……可動接触
子、６……開閉機構部、１０……固定部導体、１
１……固定接触子、１２……耐弧片、１３……電
界緩和用シールド、１４……耐弧片、１５……バ
ネ、２０……電界緩和用シールド、２１……耐弧
シールド。
Figure 1 is a cross-sectional view showing one embodiment of the shield structure of the current switching contact of the present invention, Figure 2 is a diagram showing the insulation recovery characteristics of the present invention, and Figure 3 is a diagram showing the typical structure of the conventional gas-insulated switchgear. FIG. 4 is a cross-sectional view showing a contact portion of a conventional switching device. 1...Metal container, 2...Insulating spacer, 3...
Fixed contact part, 4... Movable contact part, 5... Movable contact, 6... Opening/closing mechanism part, 10... Fixed part conductor, 1
1... Fixed contact, 12... Arc resistant piece, 13... Electric field mitigation shield, 14... Arc resistant piece, 15... Spring, 20... Electric field mitigation shield, 21... Arc resistant shield.
Claims (1)
配置した少なくとも一対の可動接触子及び固定接
触子を有し、前記可動接触子を動作させて電流の
開閉動作を行うガス絶縁開閉機器において、 前記固定接触子の外側に電界緩和用シールドを
配設し、この電界緩和用シールドの先端部内側に
は、固定接触子と対向するように耐弧シールドを
配置し、この耐弧シールドを電界緩和用シールド
に着脱自在に取付けたことを特徴とする電流開閉
接点のシールド構造。[Claims for Utility Model Registration] At least a pair of movable contacts and a fixed contact are disposed facing each other so as to be able to move toward and away from each other in a container filled with insulating gas, and the movable contacts are operated to open and close current. In gas-insulated switchgear that performs , a shield structure for a current switching contact characterized by this arc-proof shield being detachably attached to an electric field mitigation shield.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7834188U JPH021833U (en) | 1988-06-15 | 1988-06-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7834188U JPH021833U (en) | 1988-06-15 | 1988-06-15 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH021833U true JPH021833U (en) | 1990-01-09 |
Family
ID=31303273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7834188U Pending JPH021833U (en) | 1988-06-15 | 1988-06-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH021833U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS603531B2 (en) * | 1978-09-20 | 1985-01-29 | 株式会社井上ジャパックス研究所 | Electric discharge machining equipment |
-
1988
- 1988-06-15 JP JP7834188U patent/JPH021833U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS603531B2 (en) * | 1978-09-20 | 1985-01-29 | 株式会社井上ジャパックス研究所 | Electric discharge machining equipment |
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