JP2018534741A - 接点ギャップを中央フランジ軸方向位置から離すことによるCu−Cr浮遊中央シールド部品の壁厚さの最大化 - Google Patents
接点ギャップを中央フランジ軸方向位置から離すことによるCu−Cr浮遊中央シールド部品の壁厚さの最大化 Download PDFInfo
- Publication number
- JP2018534741A JP2018534741A JP2018521624A JP2018521624A JP2018534741A JP 2018534741 A JP2018534741 A JP 2018534741A JP 2018521624 A JP2018521624 A JP 2018521624A JP 2018521624 A JP2018521624 A JP 2018521624A JP 2018534741 A JP2018534741 A JP 2018534741A
- Authority
- JP
- Japan
- Prior art keywords
- shield
- central
- contact
- vacuum interrupter
- contact gap
- 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
- H01H33/6606—Terminal arrangements
-
- 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
- H01H33/66261—Specific screen details, e.g. mounting, materials, multiple screens or specific electrical field considerations
-
- 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
-
- 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
- H01H33/66261—Specific screen details, e.g. mounting, materials, multiple screens or specific electrical field considerations
- H01H2033/66269—Details relating to the materials used for screens in vacuum switches
Landscapes
- High-Tension Arc-Extinguishing Switches Without Spraying Means (AREA)
Abstract
【選択図】図4A
Description
本出願は、2015年11月20日に出願された米国特許出願第14/946,941号からの優先権及びその利益を主張し、その内容は参照により本明細書に組み込まれる。
Claims (10)
- 真空インタラプタ(100、100’)であって、
内径(23)を有する絶縁管(12)と、
前記絶縁管(12)によって形成された真空外囲器(50)と、
シールド壁(29)及び外径(27)を有し、前記真空外囲器(50)内に位置決めされるCu−Cr合金系材料が含まれるアーク耐久性の中央シールド部品(24)と、
前記中央シールド部品(24)を前記絶縁管(12)に固定する中央フランジ(25)と、
第1の接点アセンブリ(20)と、
第2の接点アセンブリ(22)と、
前記アセンブリが開位置にあるとき、前記第1の接点アセンブリ(20)と前記第2の接点アセンブリ(22)との間に形成される接点ギャップ(14)と、を備え、
前記第1及び第2の接点アセンブリ(20、22)は、前記接点ギャップ(14)がその全体として最大厚さ及び外径(27)を有する前記シールド壁(29)の一部と位置合わせされるように位置決めされる、真空インタラプタ(100、100’)。 - 前記シールド壁(29)の前記一部は、前記絶縁管(12)の前記内径(23)にまでまたは近くにまで延出する外径(27)を有する、請求項1に記載の真空インタラプタ(100、100’)。
- 前記接点ギャップ(14)は、前記中央フランジ(25)が取り付けられた前記シールド壁(29)の一部からある距離を離して位置する前記シールド壁(29)の前記一部と位置合わせされる、請求項1に記載の真空インタラプタ(100、100’)。
- 前記接点ギャップ(14)は、前記中央フランジ(25)が取り付けられた前記シールド壁(29)の前記一部の上方に位置する前記シールド壁(29)の前記一部と位置合わせされる、請求項3に記載の真空インタラプタ(100、100’)。
- 前記接点ギャップ(14)は、前記中央フランジが取り付けられた前記シールド壁(29)の前記一部の下方に位置する前記シールド壁(29)の前記一部と位置合わせされる、請求項3に記載の真空インタラプタ(100、100’)。
- 前記中央フランジ(25A)は、その中に形成される輪状の開口を有する、請求項1に記載の真空インタラプタ(100、100’)。
- 前記アーク耐久性のCu−Cr合金系中央シールド部品(24)の前記シールド壁(29)の前記一部の前記外径(27)は、前記中央フランジ(25A)の前記開口の内径(23)より大きい、請求項6に記載の真空インタラプタ(100、100’)。
- 絶縁管(12)はセラミックから成る、請求項1に記載の真空インタラプタ(100、100’)。
- 前記中央シールド部品(24)は、そこに金属から成る対向端(13、15)が連結されている、請求項1に記載の真空インタラプタ(100、100’)。
- 前記接点ギャップ(14)は軸位置を有し、前記中央フランジ(25)は軸位置を有し、前記接点ギャップ(14)の前記軸位置は、前記中央フランジ(25)の前記軸位置の上方または下方に位置する、請求項1に記載の真空インタラプタ(100、100’)。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/946,941 US10134546B2 (en) | 2015-11-20 | 2015-11-20 | Maximizing wall thickness of a Cu—Cr floating center shield component by moving contact gap away from center flange axial location |
US14/946,941 | 2015-11-20 | ||
PCT/US2016/055640 WO2017087084A1 (en) | 2015-11-20 | 2016-10-06 | Maximizing wall thickness of a cu-cr floating center shield component by moving contact gap away from center flange axial location |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018534741A true JP2018534741A (ja) | 2018-11-22 |
JP6945528B2 JP6945528B2 (ja) | 2021-10-06 |
Family
ID=57184838
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018521624A Active JP6945528B2 (ja) | 2015-11-20 | 2016-10-06 | 接点ギャップを中央フランジ軸方向位置から離すことによるCu−Cr浮遊中央シールド部品の壁厚さの最大化 |
Country Status (6)
Country | Link |
---|---|
US (1) | US10134546B2 (ja) |
EP (1) | EP3378084B1 (ja) |
JP (1) | JP6945528B2 (ja) |
KR (1) | KR102645464B1 (ja) |
CN (1) | CN108352272B (ja) |
WO (1) | WO2017087084A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP7246416B2 (ja) * | 2019-02-06 | 2023-03-27 | 株式会社明電舎 | 真空インタラプタ |
JP7028270B2 (ja) * | 2020-03-23 | 2022-03-02 | 株式会社明電舎 | 真空インタラプタおよび真空遮断器 |
CN111613477B (zh) * | 2020-05-20 | 2022-04-15 | 宁波益舜电气有限公司 | 屏蔽筒及其生产工艺 |
CN112216533B (zh) * | 2020-10-29 | 2022-06-14 | 阜阳中骄智能科技有限公司 | 一种基于电弧屏蔽结构的触点防护机构 |
US11756756B2 (en) * | 2021-02-25 | 2023-09-12 | S&C Electric Company | Vacuum interrupter with double live shield |
Family Cites Families (16)
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US3355564A (en) * | 1966-06-03 | 1967-11-28 | John W Ranheim | Vacuum-type circuit interrupter |
US4020304A (en) | 1972-07-24 | 1977-04-26 | Westinghouse Electric Corporation | Two-material vapor shield for vacuum-type circuit interrupter |
GB1528777A (en) * | 1975-01-10 | 1978-10-18 | Westinghouse Electric Corp | Cup-shaped contacts for vacuum interrupters having a continuous annular contact surface |
US4553007A (en) | 1983-09-30 | 1985-11-12 | Westinghouse Electric Corp. | Arc resistant vapor condensing shield for vacuum-type circuit interrupter |
DE8534022U1 (ja) * | 1985-12-03 | 1987-06-11 | Siemens Ag, 1000 Berlin Und 8000 Muenchen, De | |
DE3932159A1 (de) | 1989-09-27 | 1991-04-04 | Calor Emag Elektrizitaets Ag | Vakuum-schaltkammer und verfahren zu deren herstellung |
DE8911496U1 (ja) * | 1989-09-27 | 1989-11-09 | Calor-Emag Elektrizitaets-Ag, 4030 Ratingen, De | |
JP3194599B2 (ja) | 1991-09-09 | 2001-07-30 | 三菱電機株式会社 | 真空遮断器 |
US5438174A (en) * | 1993-11-22 | 1995-08-01 | Eaton Corporation | Vacuum interrupter with a radial magnetic field |
DE19625737B4 (de) | 1995-07-25 | 2007-05-03 | Abb Patent Gmbh | Vakuumschaltkammer |
US6417473B1 (en) * | 2000-07-14 | 2002-07-09 | Eaton Corporation | Method and apparatus for mounting vapor shield in vacuum interrupter and vacuum interrupter incorporating same |
DE102004061497A1 (de) | 2004-12-15 | 2006-07-06 | Siemens Ag | Aus einer schmelzmetallurgisch hergestellten Kupferchromlegierung bestehendes Schirmsystem |
US8039771B2 (en) * | 2008-08-11 | 2011-10-18 | Eaton Corporation | Vacuum envelope including self-aligning end shield, vacuum interrupter, vacuum circuit interrupter and method including the same |
US9026375B1 (en) * | 2011-12-13 | 2015-05-05 | Finley Lee Ledbetter | Method to predict a usable life of a vacuum interrupter in the field |
US9025299B2 (en) * | 2013-04-11 | 2015-05-05 | Eaton Corporation | Triggered arc flash arrester and shield element for use therewith |
CN203910656U (zh) * | 2014-01-14 | 2014-10-29 | 浙江兴田电气有限公司 | 真空灭弧室 |
-
2015
- 2015-11-20 US US14/946,941 patent/US10134546B2/en active Active
-
2016
- 2016-10-06 EP EP16784654.2A patent/EP3378084B1/en active Active
- 2016-10-06 KR KR1020187015344A patent/KR102645464B1/ko active IP Right Grant
- 2016-10-06 CN CN201680063604.8A patent/CN108352272B/zh active Active
- 2016-10-06 WO PCT/US2016/055640 patent/WO2017087084A1/en active Application Filing
- 2016-10-06 JP JP2018521624A patent/JP6945528B2/ja active Active
Also Published As
Publication number | Publication date |
---|---|
EP3378084B1 (en) | 2021-08-25 |
CN108352272A (zh) | 2018-07-31 |
KR20180084832A (ko) | 2018-07-25 |
JP6945528B2 (ja) | 2021-10-06 |
KR102645464B1 (ko) | 2024-03-07 |
WO2017087084A1 (en) | 2017-05-26 |
CN108352272B (zh) | 2020-11-24 |
US20170148590A1 (en) | 2017-05-25 |
EP3378084A1 (en) | 2018-09-26 |
US10134546B2 (en) | 2018-11-20 |
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