JPS633028U - - Google Patents
Info
- Publication number
- JPS633028U JPS633028U JP9729986U JP9729986U JPS633028U JP S633028 U JPS633028 U JP S633028U JP 9729986 U JP9729986 U JP 9729986U JP 9729986 U JP9729986 U JP 9729986U JP S633028 U JPS633028 U JP S633028U
- Authority
- JP
- Japan
- Prior art keywords
- bellows
- annular
- end plate
- vacuum
- vacuum valve
- 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
- 210000001015 abdomen Anatomy 0.000 claims description 3
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 238000005219 brazing Methods 0.000 description 3
- 239000000945 filler Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
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
- H01H33/66207—Specific housing details, e.g. sealing, soldering or brazing
- H01H2033/66215—Details relating to the soldering or brazing of vacuum switch housings
Landscapes
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Description
第１図は本考案に係る真空バルブの一実施例を
示す要部拡大断面図、第２図は同真空バルブのろ
う付状態を示す断面図、第３図は本考案の他の実
施例を示す断面図、第４図は従来の真空バルブの
全体構造を示す断面図、第５図は従来の真空バル
ブのベローズ部分の組立状態を示す断面図、第６
図及び第７図は従来の真空バルブのベローズ部分
のろう付状態を示す断面図である。
１……真空容器、２……絶縁円筒、３ａ，３ｂ
……端板、４ａ，４ｂ……電極、５……固定通電
軸、６……可動通電軸、７……ベローズ、７ａ…
…ベローズの直管部、７ｂ……ベローズの環状腹
面、７ｃ……ベローズの環状段部、８……シール
ド、９……リング状部材、Ａ……ろう材、Ｂ……
加圧体、Ｃ，Ｄ，Ｅ……ろう付後のろう材。
Fig. 1 is an enlarged sectional view of the essential parts of an embodiment of the vacuum valve according to the present invention, Fig. 2 is a sectional view showing the vacuum valve in a brazed state, and Fig. 3 is an enlarged sectional view of another embodiment of the invention. 4 is a sectional view showing the overall structure of a conventional vacuum valve. FIG. 5 is a sectional view showing the assembled state of the bellows portion of a conventional vacuum valve.
7 and 7 are cross-sectional views showing the brazed state of the bellows portion of a conventional vacuum valve. 1... Vacuum container, 2... Insulating cylinder, 3a, 3b
... End plate, 4a, 4b ... Electrode, 5 ... Fixed current-carrying shaft, 6 ... Movable current-carrying shaft, 7 ... Bellows, 7a ...
...Straight tube part of bellows, 7b... Annular belly surface of bellows, 7c... Annular step part of bellows, 8... Shield, 9... Ring-shaped member, A... Brazing material, B...
Pressure body, C, D, E... brazing filler metal after brazing.
Claims (1)
板を設けて構成した真空容器内に、固定電極と可
動電極からなる接離可能な一対の電極を収納し、
前記可動電極に接続された可動通電軸をベローズ
の一端に接合するとともに真空容器外部に導出し
、かつ前記ベローズの他端の直管部を前記一方の
端板に挿通し接合した真空バルブにおいて、前記
端板内面とこれに対向するベローズの端部側環状
腹面との間に位置し、端板のベローズ直管部挿通
孔に隣接して上記両者を離間させて対向間隙を確
保するための環状離間部を設け、前記端板の内面
と前記ベローズの端部側環状腹面とが直接に接し
ないように構成したことを特徴とする真空バルブ
。 ２ 前記環状離間部は、前記端板内面と前記ベロ
ーズの端部側環状腹面との間に介装されたリング
状部材からなることを特徴とする実用新案登録請
求の範囲第１項記載の真空バルブ。 ３ 前記環状離間部は前記ベローズ自身に設けら
れた環状段部からなることを特徴とする実用新案
登録請求の範囲第１項記載の真空バルブ。[Scope of Claim for Utility Model Registration] 1. A pair of electrodes consisting of a fixed electrode and a movable electrode that can be moved into and out of contact is housed in a vacuum container configured by providing end plates at both ends of an insulating cylinder to close the insulating cylinder,
A vacuum valve in which a movable current-carrying shaft connected to the movable electrode is joined to one end of a bellows and guided to the outside of the vacuum vessel, and a straight pipe portion at the other end of the bellows is inserted and joined to the one end plate, An annular shape located between the inner surface of the end plate and the annular belly surface on the end side of the bellows opposite thereto, and adjacent to the bellows straight pipe part insertion hole of the end plate to separate the two and secure a facing gap. 1. A vacuum valve, characterized in that a spacing portion is provided so that the inner surface of the end plate does not come into direct contact with the annular belly surface of the end portion of the bellows. 2. The vacuum according to claim 1, wherein the annular separating part is a ring-shaped member interposed between the inner surface of the end plate and the annular ventral surface on the end side of the bellows. valve. 3. The vacuum valve according to claim 1, wherein the annular separating portion comprises an annular stepped portion provided on the bellows itself.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9729986U JPS633028U (en) | 1986-06-25 | 1986-06-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9729986U JPS633028U (en) | 1986-06-25 | 1986-06-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS633028U true JPS633028U (en) | 1988-01-09 |
Family
ID=30964107
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9729986U Pending JPS633028U (en) | 1986-06-25 | 1986-06-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS633028U (en) |
-
1986
- 1986-06-25 JP JP9729986U patent/JPS633028U/ja active Pending
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