WO2014136262A1 - Dispositif de commande pour interrupteurs - Google Patents

Dispositif de commande pour interrupteurs Download PDF

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Publication number
WO2014136262A1
WO2014136262A1 PCT/JP2013/056494 JP2013056494W WO2014136262A1 WO 2014136262 A1 WO2014136262 A1 WO 2014136262A1 JP 2013056494 W JP2013056494 W JP 2013056494W WO 2014136262 A1 WO2014136262 A1 WO 2014136262A1
Authority
WO
WIPO (PCT)
Prior art keywords
motor
gear
shaft
rotational force
way clutch
Prior art date
Application number
PCT/JP2013/056494
Other languages
English (en)
Japanese (ja)
Inventor
秀一 谷垣
森　智仁
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to PCT/JP2013/056494 priority Critical patent/WO2014136262A1/fr
Priority to JP2013526241A priority patent/JP5362153B1/ja
Priority to CN201380059788.7A priority patent/CN104823258B/zh
Publication of WO2014136262A1 publication Critical patent/WO2014136262A1/fr

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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
    • H01H33/40—Power arrangements internal to the switch for operating the driving mechanism using spring motor

Definitions

  • the present invention relates to an operating device for a switch installed in an electric station such as a power plant or a substation.
  • the driving force of the operating device is obtained by accumulating a spring using a single motor. That is, as the motor rotates, the motor gear rotates in one direction, the gear meshing with the motor gear rotates in the opposite direction, and the shaft to which this gear is attached rotates in the same direction as the gear, and is further attached to the shaft.
  • the spring for accumulating is also energized by rotating the accumulating gear in the same direction as the shaft.
  • Patent Document 1 describes a switch operating device including a single motor.
  • the present invention has been made in view of the above, and it is an object of the present invention to provide an operating device for a switch that can realize dual motors with a simple configuration and improve reliability.
  • an operating device for a switch stores a storing means using a motor as a drive source, and releases the storing means by releasing the storing means.
  • a switch operating device for performing an opening / closing operation of the first motor used as the drive source instead of the first motor or simultaneously with the first motor.
  • the rotational force of the shaft The first one-way clutch that is not transmitted to the rotation shaft of the motor and the gear mechanism are provided in the gear mechanism, and transmit the rotational force of the second motor to the shaft, but the rotational force of the shaft is transmitted to the second shaft. And a second one-way clutch that does not transmit to the rotating shaft of the motor.
  • FIG. 1 is a cross-sectional view illustrating a configuration of a main part of a switch operating device according to Embodiment 1.
  • FIG. 2 is an AA arrow view in FIG.
  • FIG. 3 is a cross-sectional view illustrating a configuration of a main part of the switch operating device according to the second embodiment.
  • 4 is an AA arrow view in FIG.
  • FIG. 5 is a cross-sectional view showing a configuration of a main part of a conventional switch operating device.
  • FIG. 1 is a cross-sectional view showing a configuration of a main part of a switch operating device according to the present embodiment.
  • FIG. 2 is an AA arrow view in FIG.
  • the switch 51 is, for example, a circuit breaker of a gas-insulated switchgear
  • the operation device stores the accumulator 50 using a motor as a drive source, and releases the accumulator 50 to open / close the circuit breaker. Is to do.
  • the switch operating device includes two motors 1a and 1b.
  • the motor 1a first motor
  • the motor 1b second motor
  • the motors 1a and 1b constitute a double system.
  • a motor gear 2a (first motor gear) is attached to the tip of the motor rotating shaft 3a of the motor 1a, and the motor gear 2a rotates in the same direction as the motor rotating shaft 3a rotates.
  • the rotation direction of the motor rotation shaft 3a is represented by 4a in the figure, and is, for example, counterclockwise.
  • the motor gear 2a meshes with the gear 7a (first gear).
  • the gear 7a is attached to one end of a shaft 6 that is rotatably supported by a housing (not shown).
  • a one-way clutch 9a (first one-way clutch) is provided between the gear 7a and the shaft 6 in the gear 7a. That is, the one-way clutch 9a is arranged on the inner diameter side of the gear 7a.
  • the one-way clutch 9a transmits the rotational force of the gear 7a to the shaft 6, but does not transmit the rotational force of the shaft 6 to the gear 7a.
  • the gear 7a rotates
  • the one-way clutch 9a receives the force from the gear 7a and rotates in the same direction as the gear 7a, while meshing with the shaft 6, so that the shaft 6 is in the same direction as the gear 7a.
  • the rotation direction of the shaft 6 is represented by 8 in the figure, and is, for example, clockwise. Further, since the one-way clutch 9a rotates idle when the shaft 6 rotates, the torque of the shaft 6 is not transmitted to the gear 7a, and the gear 7a is not rotated.
  • a motor gear 2b (second motor gear) is attached to the tip of the motor rotation shaft 3b of the motor 1b, and the motor gear 2b rotates in the same direction as the motor rotation shaft 3b rotates.
  • the rotation direction of the motor rotation shaft 3b is represented by 4b in the figure, and is the same direction as the rotation direction 4a of the motor rotation shaft 3a.
  • the motor gear 2b meshes with the gear 7b (second gear).
  • the gear 7b is attached to one end of a shaft 6 that is rotatably supported by a housing (not shown).
  • a one-way clutch 9b (second one-way clutch) is provided between the gear 7b and the shaft 6 in the gear 7b. That is, the one-way clutch 9b is arranged on the inner diameter side of the gear 7b.
  • the one-way clutch 9b transmits the rotational force of the gear 7b to the shaft 6, but does not transmit the rotational force of the shaft 6 to the gear 7b.
  • the gear 7b rotates
  • the one-way clutch 9b receives force from the gear 7b and rotates in the same direction as the gear 7b, while meshing with the shaft 6, so that the shaft 6 is in the same direction as the gear 7b ( Rotate in rotation direction 8).
  • the one-way clutch 9b rotates idly when the shaft 6 rotates, the one-way clutch 9b does not transmit the rotational force of the shaft 6 to the gear 7b and does not rotate the gear 7b.
  • the energy storage gear 5 is attached to the other end of the shaft 6, for example.
  • the accumulating gear 5 rotates with the rotation of the shaft 6 and accumulates the accumulating means 50. And the opening / closing operation of the switch 51 is performed by releasing the energy storage means 50.
  • the accumulating means 50 is, for example, a spring.
  • the motors 1a and 1b are arranged, for example, such that the tip ends of the motor rotation shafts 3a and 3b are directed from the other end of the shaft 6 to one end, respectively.
  • the gear 7a is disposed closer to the energy storage gear 5 than the gear 7b.
  • the radius of the gear 7a is slightly smaller than the radius of the gear 7b, for example.
  • the motors 1a and 1b are, for example, arranged at the same position in the axial direction and arranged at positions facing each other across the center of the shaft 6 in the radial direction.
  • the length of the portion of the motor rotating shaft 3b that protrudes from the motor 1b main body is larger than the length of the portion of the motor rotating shaft 3a that protrudes from the motor 1a main body.
  • the motor 1a is rotated by a drive signal.
  • the motor rotation shaft 3a of the motor 1a rotates in the rotation direction 4a.
  • the motor gear 2a attached to the motor rotation shaft 3a also rotates in the rotation direction 4a.
  • the gear 7a meshing with the motor gear 2a rotates in the opposite direction to the motor gear 2a.
  • the one-way clutch 9a in the gear 7a receives a force from the gear 7a and rotates in the same direction as the gear 7a.
  • the shaft 6 since the one-way clutch 9a and the shaft 6 mesh with each other, the shaft 6 also rotates in the same direction (rotation direction 8) as the gear 7a, and the accumulator gear 5 also rotates.
  • the accumulating means 50 (for example, a coil spring) is accumulated by the rotation of the accumulating gear 5.
  • the rotational force by the motor 1a sequentially transmitted through the motor rotating shaft 3a, the motor gear 2a, and the gear 7a is transmitted to the shaft 6 through the one-way clutch 9a to rotate the shaft 6.
  • the motor rotation shaft 3b of the motor 1b rotates in the rotation direction 4b.
  • the motor gear 2b attached to the motor rotation shaft 3b also rotates in the rotation direction 4b.
  • the gear 7b that meshes with the motor gear 2b rotates in the opposite direction to the motor gear 2b.
  • the one-way clutch 9b in the gear 7b receives a force from the gear 7b and rotates in the same direction as the gear 7b.
  • the shaft 6 also rotates in the same direction (rotation direction 8) as the gear 7b, and the accumulator gear 5 also rotates.
  • the accumulating means 50 (for example, a coil spring) is accumulated by the rotation of the accumulating gear 5.
  • the rotational force by the motor 1b sequentially transmitted through the motor rotating shaft 3b, the motor gear 2b, and the gear 7b is transmitted to the shaft 6 through the one-way clutch 9b and rotates the shaft 6. Therefore, even when the motor 1a is out of order, the operating device can be operated by driving the motor 1b.
  • the motors 1a and 2a can normally store the energy storage means 50 without interfering with each other even when driven simultaneously. That is, in the above description, the motor 1a is used as a drive source for the operating device during normal operation, and the motor 1b is used as a drive source for the operating device instead of the motor 1a when the motor 1a fails. , 2a can be driven simultaneously. In this case, the one-way clutches 9a and 9b mesh with the shaft 6 and the motors 1a and 2a can cooperate to store the energy storage means 50. Further, the motor 1b is not limited to when the motor 1a breaks down, but can be driven as a drive source of the operating device instead of the motor 1a.
  • the switch operating device stores the energizing means 50 using the motor as a drive source, and releases the accumulating means 50, thereby opening and closing the switch 51.
  • a shaft (shaft 6) that is disposed between the first gear and the shaft in the first gear, and transmits the rotational force of the first gear to the shaft.
  • a first one-way clutch (one-way clutch 9a) that does not transmit rotational force to the first gear; and the second gear in the second gear and the shaft; The rotational force of the gear is transmitted to the shaft.
  • Second one-way clutch does not transmit the rotational force to said second gear (the one-way clutch 9b), and a.
  • the motors 1a and 1b can be duplexed with a simple configuration, and the reliability of the switch operating device can be improved.
  • the motors 1a and 1b can use conventional structures.
  • FIG. 5 is a cross-sectional view showing a configuration of a main part of a conventional switch operating device.
  • the conventional switch operating device is provided with a motor 1a, a motor gear 2a attached to the tip of a motor rotating shaft 3a of the motor 1a, a gear 7a meshing with the motor gear 2a, and a gear 7a.
  • an accumulator gear 5 attached to the shaft 6.
  • the energy storage means 50 and the switch 51 are the same as those in FIG.
  • the operation device since the driving force is obtained by the operation of one motor 1a, the operation device becomes inoperable when a malfunction occurs in the motor 1a.
  • the driving force can be obtained by the operation of the motor 1b, so that the operation can be continued.
  • FIG. FIG. 3 is a cross-sectional view illustrating a configuration of a main part of the switch operating device according to the present embodiment.
  • 4 is an AA arrow view in FIG.
  • the switch 51 is, for example, a circuit breaker of a gas-insulated switchgear
  • the operation device stores the accumulator 50 using a motor as a drive source, and releases the accumulator 50 to open / close the circuit breaker. Is to do.
  • the switch operating device includes two motors 1a and 1b.
  • the motor 1a first motor
  • the motor 1b second motor
  • the motors 1a and 1b constitute a double system.
  • a motor gear 12a (first motor gear) is attached to the tip of the motor rotating shaft 13a of the motor 1a via a one-way clutch 14a (first one-way clutch). That is, a one-way clutch 14a is provided between the motor gear 12a and the motor rotating shaft 13a in the motor gear 12a.
  • the one-way clutch 14a transmits the rotational force of the motor rotating shaft 13a to the motor gear 12a, but does not transmit the rotating force of the motor gear 12a to the motor rotating shaft 13a.
  • the one-way clutch 14a receives force from the motor rotating shaft 13a and rotates in the same direction as the motor rotating shaft 13a, but meshes with the motor gear 12a.
  • the rotation direction 4a is, for example, a counterclockwise direction. Further, since the one-way clutch 14a rotates idly when the motor gear 12a rotates, the one-way clutch 14a does not transmit the rotational force of the motor gear 12a to the motor rotating shaft 13a and does not rotate the motor rotating shaft 13a.
  • the motor gear 12a meshes with the gear 17.
  • the gear 17 is attached to one end of the shaft 6 that is rotatably supported by a housing (not shown).
  • a motor gear 12b (second motor gear) is attached to the tip of the motor rotating shaft 13b of the motor 1b via a one-way clutch 14b (second one-way clutch). That is, a one-way clutch 14b is provided between the motor gear 12b and the motor rotating shaft 13b in the motor gear 12b.
  • the one-way clutch 14b transmits the rotational force of the motor rotating shaft 13b to the motor gear 12b, but does not transmit the rotating force of the motor gear 12b to the motor rotating shaft 13b.
  • the one-way clutch 14b receives force from the motor rotating shaft 13b and rotates in the same direction as the motor rotating shaft 13b, but meshes with the motor gear 12b.
  • the rotation direction 4b is the same as the rotation direction 4a of the motor rotation shaft 13a. Further, since the one-way clutch 14b rotates idly when the motor gear 12b rotates, the torque of the motor gear 12b is not transmitted to the motor rotating shaft 13b and does not rotate the motor rotating shaft 13b.
  • the motor gear 12b is meshed with the gear 17. That is, the gear 17 meshes with both the motor gears 12a and 12b.
  • the shaft 6 rotates in the same direction as the gear 17 (rotation direction 8) as the gear 17 rotates.
  • the rotation direction 8 is clockwise, for example.
  • the energy storage gear 5 is attached to the other end of the shaft 6, for example.
  • the accumulating gear 5 accumulates the accumulating means 50 as the shaft 6 rotates. And the opening / closing operation of the switch 51 is performed by releasing the energy storage means 50.
  • the accumulating means 50 is, for example, a spring.
  • the motors 1a and 1b are, for example, arranged so that the front end portions of the motor rotation shafts 13a and 13b are directed from the other end portion of the shaft 6 to one end portion, respectively.
  • the shapes of the motor 1a, the motor rotation shaft 13a, and the motor gear 12a can be the same as the shapes of the motor 1b, the motor rotation shaft 13b, and the motor gear 12b. With such a configuration, the motors 1a and 1b and the motor gears 12a and 12b can be compactly arranged in both the axial direction and the radial direction.
  • the motor 1a is rotated by a drive signal.
  • the motor rotation shaft 13a of the motor 1a rotates in the rotation direction 4a.
  • the one-way clutch 14a attached to the tip of the motor rotation shaft 13a also rotates in the rotation direction 4a.
  • the motor gear 12a also rotates in the same direction as the motor rotation shaft 13a.
  • the gear 17 that meshes with the motor gear 12a rotates in the rotational direction 8
  • the shaft 6 also rotates in the rotational direction 8
  • the accumulator gear 5 fixed to the shaft 6 also rotates in the rotational direction 8.
  • the accumulating means 50 (for example, a coil spring) is accumulated by the rotation of the accumulating gear 5.
  • the one-way clutch 14a is interposed between the motor rotating shaft 13a and the motor gear 12a, and the rotational force by the motor 1a sequentially transmitted through the motor rotating shaft 13a, the motor gear 12a and the gear 17 is the shaft 6 To rotate the shaft 6.
  • the rotational force of the shaft 6 is not transmitted to the motor rotating shaft 13b of the motor 1b due to the presence of the one-way clutch 14b. That is, when the shaft 6 is rotating, the gear 17 rotates in the rotation direction 8 and the motor gear 12b rotates in the rotation direction 4b, but the one-way clutch 14b slips and idles, and the motor rotation shaft 13b is rotated by the motor gear. It is separated from 12b and does not rotate. Therefore, the rotational force of the shaft 6 is not transmitted to the motor rotation shaft 13b of the stopped motor 1b, and the presence of the stopped motor 1b does not hinder the operation.
  • the motor rotating shaft 13b of the motor 1b rotates in the rotation direction 4b.
  • the one-way clutch 14b attached to the tip of the motor rotation shaft 13b also rotates in the rotation direction 4b.
  • the motor gear 12b also rotates in the same direction as the motor rotation shaft 13b.
  • the gear 17 meshing with the motor gear 12b rotates in the rotation direction 8
  • the shaft 6 also rotates in the rotation direction 8
  • the accumulator gear 5 fixed to the shaft 6 also rotates in the rotation direction 8.
  • the accumulating means 50 (for example, a coil spring) is accumulated by the rotation of the accumulating gear 5.
  • the one-way clutch 14b is interposed between the motor rotating shaft 13b and the motor gear 12b, and the rotational force by the motor 1b sequentially transmitted through the motor rotating shaft 13b, the motor gear 12b and the gear 17 is the shaft 6 To rotate the shaft 6.
  • the operating device can be operated by driving the motor 1b.
  • the rotational force of the shaft 6 is not transmitted to the motor rotating shaft 13a of the motor 1a due to the presence of the one-way clutch 14a. That is, when the shaft 6 is rotating, the gear 17 rotates in the rotation direction 8 and the motor gear 12a rotates in the rotation direction 4a, but the one-way clutch 14a slips and idles, and the motor rotation shaft 13a rotates in the motor gear. It is separated from 12a and does not rotate. Therefore, the rotational force of the shaft 6 is not transmitted to the motor rotating shaft 13a of the stopped motor 1a, and the presence of the stopped motor 1a does not hinder the operation.
  • the motors 1a and 2a can normally store the energy storage means 50 without interfering with each other even when driven simultaneously. That is, in the above description, the motor 1a is used as a drive source for the operating device during normal operation, and the motor 1b is used as a drive source for the operating device instead of the motor 1a when the motor 1a fails. , 2a can be driven simultaneously. In this case, the one-way clutches 14a and 14b mesh with the motor gears 12a and 12b, respectively, and the motors 1a and 2a can cooperate to store the energy storage means 50. Further, the motor 1b is not limited to when the motor 1a breaks down, but can be driven as a drive source of the operating device instead of the motor 1a.
  • the switch operating device stores the energizing means 50 using the motor as a drive source, and releases the accumulating means 50, thereby opening and closing the switch 51.
  • a second motor (motor 1b) a first motor gear (motor gear 12a) attached to the tip of a motor rotation shaft (motor rotation shaft 13a) of the first motor, and a motor of the second motor
  • a first one-way clutch that does not transmit (one-way clutch 14a), the second motor gear in the second motor gear, and a motor rotating shaft of the second motor, and the motor
  • a second one-way clutch (one-way clutch 14b) that transmits the rotational force of the rotating shaft to the second motor gear, but does not transmit the rotational force of the second motor gear to the motor rotating shaft.
  • the motors 1a and 1b can be duplexed with a simple configuration, and the reliability of the switch operating device can be improved.
  • first and second embodiments can be easily generalized. That is, the first motor used as the drive source, the second motor used as the drive source instead of the first motor or simultaneously with the first motor, and the first and second A gear mechanism that transmits the rotational force of at least one of the motors of the motor and the rotational force of at least one of the first and second motors transmitted through the gear mechanism, and the accumulating gear is rotated by the rotation.
  • a shaft for accumulating the energy accumulating means, and the rotational force of the first motor is transmitted to the shaft, and the rotational force of the shaft is transmitted to the shaft of the first motor.
  • the first one-way clutch that is not transmitted to the rotating shaft and the gear mechanism are provided in the gear mechanism, and transmit the rotational force of the second motor to the shaft, but the rotational force of the shaft is transmitted to the second motor. Do not transmit to the rotating shaft It is possible to provide a second one-way clutch, the switch of the operating device provided with a.
  • the first motor corresponds to the motor 1a
  • the second motor corresponds to the motor 1b
  • the gear mechanism includes the motor gear 2a and the gear 7a.
  • the shaft corresponds to the shaft 6
  • the first one-way clutch corresponds to the one-way clutch 9a
  • the second one-way clutch corresponds to the one-way clutch 9b.
  • the first motor corresponds to the motor 1a
  • the second motor corresponds to the motor 1b
  • the gear mechanism includes the motor gear 12a, the gear 17, And the motor gear 12b
  • the shaft corresponds to the shaft 6
  • the first one-way clutch corresponds to the one-way clutch 14a
  • the second one-way clutch corresponds to the one-way clutch 14b.
  • the present invention is useful as an operating device for a switch in which a motor as a drive source is duplicated.

Abstract

L'invention porte sur un dispositif de commande pour interrupteurs, qui comprend : un moteur (1a), un moteur (1b), un mécanisme à engrenages (engrenages de moteurs (2a, 2b), engrenages (7a, 7b)) qui transmet une force de rotation provenant des moteurs (1a, 1b) ; un arbre (6) qui tourne sous l'effet de la force de rotation provenant des moteurs (1a, 1b) transmise par l'intermédiaire du mécanisme à engrenages, et qui stocke l'énergie dans un moyen de stockage d'énergie (50) par l'intermédiaire d'un engrenage destiné au stockage d'énergie (5) sous l'effet de cette rotation ; un embrayage à roue libre (9a) qui transmet la force de rotation du moteur (1a) à l'arbre (6), mais ne transmet pas la force de rotation de l'arbre (6) à l'arbre de rotation du moteur (1a) ; et un embrayage à roue libre (9b) qui transmet la force de rotation du moteur (1b) à l'arbre (6), mais ne transmet pas la force de rotation de l'arbre (6) à l'arbre de rotation du moteur (1b).
PCT/JP2013/056494 2013-03-08 2013-03-08 Dispositif de commande pour interrupteurs WO2014136262A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
PCT/JP2013/056494 WO2014136262A1 (fr) 2013-03-08 2013-03-08 Dispositif de commande pour interrupteurs
JP2013526241A JP5362153B1 (ja) 2013-03-08 2013-03-08 開閉器の操作装置
CN201380059788.7A CN104823258B (zh) 2013-03-08 2013-03-08 开闭器的操作装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2013/056494 WO2014136262A1 (fr) 2013-03-08 2013-03-08 Dispositif de commande pour interrupteurs

Publications (1)

Publication Number Publication Date
WO2014136262A1 true WO2014136262A1 (fr) 2014-09-12

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Application Number Title Priority Date Filing Date
PCT/JP2013/056494 WO2014136262A1 (fr) 2013-03-08 2013-03-08 Dispositif de commande pour interrupteurs

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JP (1) JP5362153B1 (fr)
CN (1) CN104823258B (fr)
WO (1) WO2014136262A1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015125255A1 (fr) * 2014-02-20 2015-08-27 三菱電機株式会社 Dispositif commutateur de puissance
CN106298352B (zh) * 2016-08-31 2019-01-22 平高集团有限公司 一种传动结构和操动机构以及集成式断路器
CN108274423A (zh) * 2018-02-11 2018-07-13 郑州拽亘电子科技有限公司 一种输出扭矩可调的电动扳手
CN108297018A (zh) * 2018-02-11 2018-07-20 郑州东辰科技有限公司 一种动力扳手
CN108466217A (zh) * 2018-02-11 2018-08-31 郑州拽亘电子科技有限公司 一种定扭矩电动扳手

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62240707A (ja) * 1986-04-01 1987-10-21 ポ−ル・ワ−ス・ソシエテ・アノニム 容器の内壁を煉瓦で内張りする装置
JPH07108322A (ja) * 1993-10-08 1995-04-25 Nippon Steel Corp 複胴型巻取巻出装置
JPH0836934A (ja) * 1994-05-20 1996-02-06 Mitsubishi Electric Corp 操作ばねエネルギー蓄勢装置
JPH0982180A (ja) * 1995-09-13 1997-03-28 Meidensha Corp 開閉装置
JP2003522376A (ja) * 2000-02-03 2003-07-22 アーベーベー アクティエボラーグ 回路遮断器

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3408925B2 (ja) * 1996-05-31 2003-05-19 三菱電機株式会社 遮断器の操作装置
JP3683073B2 (ja) * 1997-07-15 2005-08-17 三菱電機株式会社 開閉装置の蓄勢機構
DE10233841B3 (de) * 2002-07-19 2004-01-29 Siemens Ag Leistungsschalter mit Antriebsmechanismus und Energiespeicher zur Bereitstellung der Antriebsenergie
CN202672876U (zh) * 2012-05-22 2013-01-16 柴建泽 双驱动电机

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62240707A (ja) * 1986-04-01 1987-10-21 ポ−ル・ワ−ス・ソシエテ・アノニム 容器の内壁を煉瓦で内張りする装置
JPH07108322A (ja) * 1993-10-08 1995-04-25 Nippon Steel Corp 複胴型巻取巻出装置
JPH0836934A (ja) * 1994-05-20 1996-02-06 Mitsubishi Electric Corp 操作ばねエネルギー蓄勢装置
JPH0982180A (ja) * 1995-09-13 1997-03-28 Meidensha Corp 開閉装置
JP2003522376A (ja) * 2000-02-03 2003-07-22 アーベーベー アクティエボラーグ 回路遮断器

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JPWO2014136262A1 (ja) 2017-02-09
CN104823258A (zh) 2015-08-05
JP5362153B1 (ja) 2013-12-11
CN104823258B (zh) 2017-05-03

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