CN1299014C - 液压操作装置 - Google Patents

液压操作装置 Download PDF

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Publication number
CN1299014C
CN1299014C CNB01118518XA CN01118518A CN1299014C CN 1299014 C CN1299014 C CN 1299014C CN B01118518X A CNB01118518X A CN B01118518XA CN 01118518 A CN01118518 A CN 01118518A CN 1299014 C CN1299014 C CN 1299014C
Authority
CN
China
Prior art keywords
valve
mentioned
liquid discharging
liquid
spring
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.)
Expired - Lifetime
Application number
CNB01118518XA
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English (en)
Chinese (zh)
Other versions
CN1326054A (zh
Inventor
田中勉
小林义贤
中嶋文雄
清水正治
高木弘和
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toshiba Corp
Original Assignee
Toshiba Corp
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 Toshiba Corp filed Critical Toshiba Corp
Publication of CN1326054A publication Critical patent/CN1326054A/zh
Application granted granted Critical
Publication of CN1299014C publication Critical patent/CN1299014C/zh
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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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
    • H01H33/02—Details
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H33/302—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator for fluid insulated switchgear, wherein the insulating fluid is also the working fluid
    • 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
    • H01H33/02—Details
    • H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
    • 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
    • H01H33/02—Details
    • H01H33/28—Power arrangements internal to the switch for operating the driving mechanism
    • H01H33/30—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator
    • H01H2033/308—Power arrangements internal to the switch for operating the driving mechanism using fluid actuator comprising control and pilot valves

Landscapes

  • Fluid-Driven Valves (AREA)
  • Magnetically Actuated Valves (AREA)
  • Fluid-Pressure Circuits (AREA)
CNB01118518XA 2000-05-31 2001-05-29 液压操作装置 Expired - Lifetime CN1299014C (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2000162879A JP4322399B2 (ja) 2000-05-31 2000-05-31 液圧操作装置
JP162879/2000 2000-05-31

Publications (2)

Publication Number Publication Date
CN1326054A CN1326054A (zh) 2001-12-12
CN1299014C true CN1299014C (zh) 2007-02-07

Family

ID=18666723

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB01118518XA Expired - Lifetime CN1299014C (zh) 2000-05-31 2001-05-29 液压操作装置

Country Status (3)

Country Link
JP (1) JP4322399B2 (ko)
KR (1) KR100389445B1 (ko)
CN (1) CN1299014C (ko)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112503043A (zh) * 2020-03-20 2021-03-16 平高集团有限公司 液压操动机构及液压控制阀

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102009015881A1 (de) * 2009-04-01 2010-10-07 Abb Technology Ag Hydromechanischer Antrieb für elektrische Leitungsschalter
CN101916676B (zh) * 2010-08-16 2012-07-04 杨秀丽 弹簧液压操动机构用电磁液压阀
WO2012026075A1 (ja) * 2010-08-23 2012-03-01 株式会社コスメック 方向切換弁装置
KR101208639B1 (ko) 2012-06-21 2012-12-07 강용주 솔레노이드 펌프
CN103244497A (zh) * 2013-05-13 2013-08-14 深圳市瑞格尔仪器有限公司 超高压液压的伺服阀芯、伺服阀、单向及双向加载系统
JP6320193B2 (ja) * 2014-06-20 2018-05-09 株式会社東芝 液圧操作装置
JP6470159B2 (ja) * 2015-09-30 2019-02-13 株式会社東芝 液圧操作装置及びその検査方法
CN105351275A (zh) * 2015-11-06 2016-02-24 河南平芝高压开关有限公司 集成阀及使用该集成阀的断路器液压操作机构
CN105719856B (zh) * 2015-12-15 2017-12-01 中国西电电气股份有限公司 一种液压弹簧操动机构用泄压控制系统及方法
CN106952754B (zh) * 2017-04-18 2019-05-28 中国西电电气股份有限公司 用于断路器液压操动机构的充能装置
CN107859663A (zh) * 2017-10-25 2018-03-30 成都弗格森液压机电有限公司 一种伺服液压系统中多余力的抑制装置
CN111477477B (zh) * 2020-04-13 2022-04-26 李贵伦 一种行程碰块转换器

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5353594A (en) * 1992-05-29 1994-10-11 Mitsubishi Denki Kabushiki Kaisha Driving mechanism of a circuit breaker
US5502290A (en) * 1990-09-17 1996-03-26 Hitachi, Ltd. Switch mechanism
US5750950A (en) * 1995-09-20 1998-05-12 Hitachi, Ltd. Hydraulic drive device for circuit breaker and circuit breaker using the same
US5804787A (en) * 1995-11-20 1998-09-08 Hitachi, Ltd. Gas circuit breaker and liquid pressure-driving system to be used therefor
CN1235363A (zh) * 1998-02-25 1999-11-17 东芝株式会社 液压操作装置
CN1238542A (zh) * 1998-06-09 1999-12-15 东芝株式会社 液压操作装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57122643U (ko) * 1981-01-23 1982-07-30
JPH1196859A (ja) * 1997-09-18 1999-04-09 Hitachi Ltd 遮断器の流体圧駆動装置
JP3473437B2 (ja) * 1998-09-17 2003-12-02 株式会社日立製作所 遮断器の流体圧駆動装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5502290A (en) * 1990-09-17 1996-03-26 Hitachi, Ltd. Switch mechanism
US5353594A (en) * 1992-05-29 1994-10-11 Mitsubishi Denki Kabushiki Kaisha Driving mechanism of a circuit breaker
US5750950A (en) * 1995-09-20 1998-05-12 Hitachi, Ltd. Hydraulic drive device for circuit breaker and circuit breaker using the same
US5804787A (en) * 1995-11-20 1998-09-08 Hitachi, Ltd. Gas circuit breaker and liquid pressure-driving system to be used therefor
CN1235363A (zh) * 1998-02-25 1999-11-17 东芝株式会社 液压操作装置
CN1238542A (zh) * 1998-06-09 1999-12-15 东芝株式会社 液压操作装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112503043A (zh) * 2020-03-20 2021-03-16 平高集团有限公司 液压操动机构及液压控制阀
CN112503043B (zh) * 2020-03-20 2021-11-16 平高集团有限公司 液压操动机构及液压控制阀

Also Published As

Publication number Publication date
JP4322399B2 (ja) 2009-08-26
KR20010109126A (ko) 2001-12-08
KR100389445B1 (ko) 2003-06-27
CN1326054A (zh) 2001-12-12
JP2001345032A (ja) 2001-12-14

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Granted publication date: 20070207

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