JP6945528B2 - 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
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- JP6945528B2 JP6945528B2 JP2018521624A JP2018521624A JP6945528B2 JP 6945528 B2 JP6945528 B2 JP 6945528B2 JP 2018521624 A JP2018521624 A JP 2018521624A JP 2018521624 A JP2018521624 A JP 2018521624A JP 6945528 B2 JP6945528 B2 JP 6945528B2
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- central
- shield
- contact
- vacuum interrupter
- contact gap
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- 229910017813 Cu—Cr Inorganic materials 0.000 title claims description 55
- 239000000956 alloy Substances 0.000 claims description 47
- 229910045601 alloy Inorganic materials 0.000 claims description 44
- 229910052751 metal Inorganic materials 0.000 claims description 21
- 239000002184 metal Substances 0.000 claims description 21
- 239000000463 material Substances 0.000 claims description 19
- 230000000712 assembly Effects 0.000 claims description 12
- 238000000429 assembly Methods 0.000 claims description 12
- 239000000919 ceramic Substances 0.000 claims description 7
- 238000010891 electric arc Methods 0.000 description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 5
- 238000005275 alloying Methods 0.000 description 5
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 230000003628 erosive effect Effects 0.000 description 5
- GXDVEXJTVGRLNW-UHFFFAOYSA-N [Cr].[Cu] Chemical compound [Cr].[Cu] GXDVEXJTVGRLNW-UHFFFAOYSA-N 0.000 description 4
- 239000010935 stainless steel Substances 0.000 description 4
- 229910001220 stainless steel Inorganic materials 0.000 description 4
- 230000000903 blocking effect Effects 0.000 description 3
- 238000005219 brazing Methods 0.000 description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 2
- 229910000599 Cr alloy Inorganic materials 0.000 description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 2
- 239000011651 chromium Substances 0.000 description 2
- 229910052804 chromium Inorganic materials 0.000 description 2
- 239000000788 chromium alloy Substances 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000003000 inclusion body Anatomy 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910010293 ceramic material Inorganic materials 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000007935 neutral effect Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 229910052574 oxide ceramic Inorganic materials 0.000 description 1
- 239000011224 oxide ceramic Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
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
- H01H33/66261—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
- H01H33/6606—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
- H01H33/66207—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)
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 (9)
- 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、
前記中央シールド部品(24)は、前記第1の接点アセンブリ(20)及び前記第2の接点アセンブリ(22)を囲むように筒状に形成され、その内径が軸方向に沿って同じであり、その壁部の軸方向一部に、前記絶縁管(12)の内径(23)に外径(27)がほぼ一致するまでその厚みが最大となるように延出される前記シールド壁(29)が形成され、
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、前記シールド壁(29)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’)。 - 前記接点ギャップ(14)は、前記中央フランジ(25)からある距離を離して位置する前記シールド壁(29)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)から上方に位置する前記シールド壁(29)と位置合わせされる、請求項2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)から下方に位置する前記シールド壁(29)と位置合わせされる、請求項2に記載の真空インタラプタ(100、100’)。
- 前記中央フランジ(25)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)の前記外径(27)は、前記中央フランジ(25)の前記開口の内径より大きい、請求項5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)における、前記絶縁管(12)の軸方向に沿う位置は、前記中央フランジ(25)における、前記絶縁管(12)の軸方向に沿う位置より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 | 2015-11-20 | ||
| 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 |
| 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 JP2018534741A (ja) | 2018-11-22 |
| JP6945528B2 true 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 (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113474865B (zh) * | 2019-02-06 | 2025-01-28 | 株式会社明电舍 | 真空断路器 |
| 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 |
| CN111554539B (zh) * | 2020-05-20 | 2025-01-17 | 宁波益舜电气有限公司 | 一种用于真空灭弧室的动导电杆 |
| 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 |
| JP2026511610A (ja) * | 2023-03-31 | 2026-04-14 | エス アンド シー エレクトリック カンパニー | 真空デバイスシールドを備えた真空インタラプタ |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 (de) * | 1985-12-03 | 1987-06-11 | Siemens AG, 1000 Berlin und 8000 München | Vakuumschaltröhre |
| DE3932159A1 (de) | 1989-09-27 | 1991-04-04 | Calor Emag Elektrizitaets Ag | Vakuum-schaltkammer und verfahren zu deren herstellung |
| DE8911496U1 (de) * | 1989-09-27 | 1989-11-09 | Calor-Emag Elektrizitäts-AG, 4030 Ratingen | Vakuum-Schaltkammer |
| 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 |
| KR101100708B1 (ko) * | 2010-05-13 | 2011-12-30 | 엘에스산전 주식회사 | 진공 차단기 |
| US9031795B1 (en) * | 2011-12-13 | 2015-05-12 | Finley Lee Ledbetter | Electromagnetic test device 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 WO PCT/US2016/055640 patent/WO2017087084A1/en not_active Ceased
- 2016-10-06 JP JP2018521624A patent/JP6945528B2/ja active Active
- 2016-10-06 CN CN201680063604.8A patent/CN108352272B/zh active Active
- 2016-10-06 KR KR1020187015344A patent/KR102645464B1/ko active Active
Also Published As
| Publication number | Publication date |
|---|---|
| WO2017087084A1 (en) | 2017-05-26 |
| EP3378084B1 (en) | 2021-08-25 |
| KR102645464B1 (ko) | 2024-03-07 |
| CN108352272A (zh) | 2018-07-31 |
| CN108352272B (zh) | 2020-11-24 |
| US10134546B2 (en) | 2018-11-20 |
| JP2018534741A (ja) | 2018-11-22 |
| US20170148590A1 (en) | 2017-05-25 |
| EP3378084A1 (en) | 2018-09-26 |
| KR20180084832A (ko) | 2018-07-25 |
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