JP5016944B2 - 真空バルブ - Google Patents
真空バルブ Download PDFInfo
- Publication number
- JP5016944B2 JP5016944B2 JP2007041220A JP2007041220A JP5016944B2 JP 5016944 B2 JP5016944 B2 JP 5016944B2 JP 2007041220 A JP2007041220 A JP 2007041220A JP 2007041220 A JP2007041220 A JP 2007041220A JP 5016944 B2 JP5016944 B2 JP 5016944B2
- Authority
- JP
- Japan
- Prior art keywords
- movable
- fixed
- vacuum valve
- energizing shaft
- vacuum
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
- H01H33/60—Switches wherein the means for extinguishing or preventing the arc do not include separate means for obtaining or increasing flow of arc-extinguishing fluid
- H01H33/66—Vacuum switches
- H01H33/662—Housings or protective screens
- H01H33/66238—Specific bellows details
- H01H2033/66253—Details relating to the prevention of unwanted rotation of the contact rod in vacuum switch bellows
Landscapes
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Description
2 可動側封着金具
3 固定側封着金具
4 固定側通電軸
5 固定側接点
6 可動側接点
7、24 可動側通電軸
8 ベローズ
9、25 軸受けガイド
10 スタッド
11 ナット
12 液体
13、21、26 溝
14 アークシールド
22 軸方向穴
23a、23b 側面穴
Claims (5)
- 筒状の真空絶縁容器と、
前記真空絶縁容器の一方端に封着された固定側封着金具と、
前記固定側封着金具に固定された固定側通電軸と、
前記固定側通電軸端に固着された固定側接点と、
前記真空絶縁容器の他方端に封着された可動側封着金具と、
前記可動側封着金具の中央開口部を移動自在に貫通する可動側通電軸と、
前記可動側通電軸端に固着されるとともに、前記固定側接点と接離する可動側接点と、
前記可動側通電軸の中間部に一方端が気密に固定され、他方端が前記可動側封着金具に気密に固定された伸縮自在のベローズと、
前記ベローズの大気圧側に設けられるとともに、前記可動側通電軸を軸方向に移動させるための軸受けガイドと、
前記可動側通電軸に設けられるとともに、前記接点の接離時のいずれの位置においても前記ベローズの大気圧側と前記真空絶縁容器外とを連通する複数の液体流通孔とを備え、
前記液体流通孔の両端開口部の断面積を、この液体流通孔の中間部の断面積よりも大きくしたことを特徴とする真空バルブ。 - 前記液体流通孔は、前記軸受けガイドに対向する前記可動側通電軸側面に設けられた溝であり、前記軸受けガイド端面から前記溝端部までの長さを、この溝の深さの二倍以上としたことを特徴とする請求項1に記載の真空バルブ。
- 前記液体流通孔は、前記可動側通電軸の軸方向に設けられた軸方向穴と、この軸方向穴に連接し半径方向に設けられた側面穴とで構成され、前記側面穴の断面積を前記軸方向穴の断面積の二倍以上としたことを特徴とする請求項1に記載の真空バルブ。
- 前記可動側通電軸を断面多角形状としたことを特徴とする請求項1乃至請求項3のいずれか1項に記載の真空バルブ。
- 前記液体流通孔を円周方向に等間隔で設けたことを特徴とする請求項1乃至請求項4のいずれか1項に記載の真空バルブ。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007041220A JP5016944B2 (ja) | 2007-02-21 | 2007-02-21 | 真空バルブ |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007041220A JP5016944B2 (ja) | 2007-02-21 | 2007-02-21 | 真空バルブ |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008204865A JP2008204865A (ja) | 2008-09-04 |
JP5016944B2 true JP5016944B2 (ja) | 2012-09-05 |
Family
ID=39782127
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007041220A Active JP5016944B2 (ja) | 2007-02-21 | 2007-02-21 | 真空バルブ |
Country Status (1)
Country | Link |
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JP (1) | JP5016944B2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109844893A (zh) * | 2016-09-20 | 2019-06-04 | 轨道动力系统有限责任公司 | 高压开关装置和带有高压开关装置的开关设备以及高压开关装置的制造方法 |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102008018531B3 (de) * | 2008-04-08 | 2009-09-17 | Siemens Aktiengesellschaft | Vakuumschaltröhre |
KR200463083Y1 (ko) | 2008-11-25 | 2012-10-18 | 현대중공업 주식회사 | 유동홀이 구비된 진공 인터럽터 |
DE102017223548B4 (de) * | 2017-12-21 | 2021-03-25 | Siemens Aktiengesellschaft | Antriebsstange mit Kompensationselement |
CN112614735B (zh) * | 2020-12-17 | 2021-10-15 | 浙江法拉迪电力科技有限公司 | 一种户外高压真空断路器 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS539884Y2 (ja) * | 1972-10-25 | 1978-03-15 | ||
JPS6029788Y2 (ja) * | 1979-07-31 | 1985-09-07 | 株式会社明電舎 | 真空しや断装置 |
JPH06203704A (ja) * | 1993-01-11 | 1994-07-22 | Mitsubishi Electric Corp | 固体絶縁開閉装置 |
-
2007
- 2007-02-21 JP JP2007041220A patent/JP5016944B2/ja active Active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109844893A (zh) * | 2016-09-20 | 2019-06-04 | 轨道动力系统有限责任公司 | 高压开关装置和带有高压开关装置的开关设备以及高压开关装置的制造方法 |
Also Published As
Publication number | Publication date |
---|---|
JP2008204865A (ja) | 2008-09-04 |
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