JPS6087135U - Anti-rotation device for the movable shaft in a cutter - Google Patents

Anti-rotation device for the movable shaft in a cutter

Info

Publication number
JPS6087135U
JPS6087135U JP17700883U JP17700883U JPS6087135U JP S6087135 U JPS6087135 U JP S6087135U JP 17700883 U JP17700883 U JP 17700883U JP 17700883 U JP17700883 U JP 17700883U JP S6087135 U JPS6087135 U JP S6087135U
Authority
JP
Japan
Prior art keywords
movable shaft
bearing member
movable
shaft
cutter
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.)
Granted
Application number
JP17700883U
Other languages
Japanese (ja)
Other versions
JPS6325634Y2 (en
Inventor
蕨　潤一
信三 佐久間
Original Assignee
株式会社明電舎
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 株式会社明電舎 filed Critical 株式会社明電舎
Priority to JP17700883U priority Critical patent/JPS6087135U/en
Publication of JPS6087135U publication Critical patent/JPS6087135U/en
Application granted granted Critical
Publication of JPS6325634Y2 publication Critical patent/JPS6325634Y2/ja
Granted legal-status Critical Current

Links

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)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は一般的な真空しゃ断器の■の縦断面図、第２図
、第３図は従来技術の説明図、第４図は本考案に係る装
置の第１実施例を示す縦断面図、第５図ａは第４図の要
部の一部の縦断面図、第５図すは第４図の要部の平断面
図、第６図は本考案の第２の実施例の要部を示す平面図
、第７図ａ、　ｂは本考案の第３の実施例の要部を示す
説明図、第８図ａ、　ｂは本考案の第４の実施例の要部
　。 を示す説明図である。 １・・・真空インタラプタ（ＶＩ）、２・・・固定接点
、４・・・可動接点、５・・・可動軸、６・・・軸受、
１５・・・端板、１７・・・固定部材、２３・・・突起
部。 第４図 −−第５図Fig. 1 is a longitudinal sectional view of a general vacuum breaker, Figs. 2 and 3 are explanatory diagrams of the prior art, and Fig. 4 is a longitudinal sectional view showing the first embodiment of the device according to the present invention. , FIG. 5a is a longitudinal sectional view of a part of the main part of FIG. 4, FIG. 5 is a plan sectional view of the main part of FIG. 4, and FIG. 6 is a main part of the second embodiment of the present invention. FIGS. 7a and 7b are explanatory diagrams showing the main parts of the third embodiment of the present invention, and FIGS. 8a and 8b are the main parts of the fourth embodiment of the present invention. FIG. 1... Vacuum interrupter (VI), 2... Fixed contact, 4... Movable contact, 5... Movable shaft, 6... Bearing,
15... End plate, 17... Fixing member, 23... Projection. Figure 4--Figure 5

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 真空インタラプタ１内に固定支持された固定接点２に対
して接離自在の可動接点４をその内端部に装備した可動
軸５を、前記可動軸５のスプライン軸部又はキー溝部等
と嵌合する保合部をその内周面に設けた軸受部材を介し
て軸方向移動自在に支承構成してなるしゃ断器における
可動軸の回動防止装置において、前記軸受部材と前記軸
受部材を支持する端板とを固定部材を介して固定自在に
設けるとともに、前記端板における軸受嵌挿用孔の内周
面部に前記可動軸５のスプライン軸部又はキー溝部等に
おける溝部と保合自在の突起部２３を適数突設したこと
を特徴とするしゃ断器における可動軸の回動防止装置。A movable shaft 5, which is equipped with a movable contact 4 at its inner end that can freely move toward and away from a fixed contact 2 fixedly supported within the vacuum interrupter 1, is fitted into the spline shaft portion or key groove portion of the movable shaft 5. In a device for preventing rotation of a movable shaft in a circuit breaker, the device is configured to support a retaining portion movably in the axial direction via a bearing member provided on an inner circumferential surface of the retaining portion, the bearing member and an end supporting the bearing member. A protrusion 23 that can be freely fixed to the plate via a fixing member, and that can be engaged with a groove in a spline shaft portion or a keyway portion of the movable shaft 5 on the inner circumferential surface of the bearing insertion hole in the end plate. A device for preventing rotation of a movable shaft in a circuit breaker, characterized in that a suitable number of protrusions are provided.
JP17700883U 1983-11-16 1983-11-16 Anti-rotation device for the movable shaft in a cutter Granted JPS6087135U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17700883U JPS6087135U (en) 1983-11-16 1983-11-16 Anti-rotation device for the movable shaft in a cutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17700883U JPS6087135U (en) 1983-11-16 1983-11-16 Anti-rotation device for the movable shaft in a cutter

Publications (2)

Publication Number Publication Date
JPS6087135U true JPS6087135U (en) 1985-06-15
JPS6325634Y2 JPS6325634Y2 (en) 1988-07-13

Family

ID=30384671

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17700883U Granted JPS6087135U (en) 1983-11-16 1983-11-16 Anti-rotation device for the movable shaft in a cutter

Country Status (1)

Country Link
JP (1) JPS6087135U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009124837A1 (en) * 2008-04-08 2009-10-15 Siemens Aktiengesellschaft Vacuum switching tube

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009124837A1 (en) * 2008-04-08 2009-10-15 Siemens Aktiengesellschaft Vacuum switching tube

Also Published As

Publication number Publication date
JPS6325634Y2 (en) 1988-07-13

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