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    • 1. 发明专利
    • Vacuum switching device
    • 真空开关装置
    • JP2004342359A
    • 2004-12-02
    • JP2003134317
    • 2003-05-13
    • Mitsubishi Electric Corp三菱電機株式会社
    • TOTORI HIROSHINOJIRI HIDEO
    • H01H33/66
    • PROBLEM TO BE SOLVED: To provide a vacuum switching device reduced in required operation force in closing it by reducing load variation of the operation force.
      SOLUTION: This vacuum switching device is equipped with an insulation lever supported to an insulation mold frame, connected to a moving electrode of a vacuum valve at one end, and connectable to an operation mechanism at the other end; a contact pressure spring is installed between the insulation lever and the moving electrode to provide contact pressure; a release spring is installed between the moving electrode and the vacuum valve to keep the moving electrode opened; and spring action force of the release spring provided for the moving electrode is set smaller than that of the contact pressure spring. The release spring is so structured as to be extended and contracted only between opening dimensions, and closing operation force after contact touch in closing can be reduced.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:提供一种真空开关装置,通过减小操作力的负载变化来减少所需的操作力来关闭它。 解决方案:该真空开关装置配有一个绝缘杆,该绝缘杆支撑在绝缘模框上,一端与真空阀的移动电极连接,另一端连接到一操作机构; 在绝缘杆和移动电极之间安装接触压力弹簧以提供接触压力; 在移动电极和真空阀之间安装释放弹簧以保持移动电极的打开; 并且设置用于移动电极的释放弹簧的弹簧作用力被设定为小于接触压力弹簧的弹力作用力。 释放弹簧的结构是仅在开口尺寸之间延伸和收缩,并且可以减少接触触点闭合后的闭合操作力。 版权所有(C)2005,JPO&NCIPI
    • 2. 发明专利
    • On/off operation device
    • 开/关操作装置
    • JP2007165209A
    • 2007-06-28
    • JP2005362608
    • 2005-12-16
    • Mitsubishi Electric Corp三菱電機株式会社
    • TOTORI HIROSHINOJIRI HIDEO
    • H01H33/40H01H33/42
    • PROBLEM TO BE SOLVED: To provide a high-reliability and inexpensive on/off operation device capable of preventing generation of noise and damage, and formable with a small number of components.
      SOLUTION: In this on/off operation device for operating contacts 7 and 8 through a link mechanism 6 by biasing force stored in a spring 13 biased by a spring biasing mechanism 1, when the spring 13 is biased through a power transmission gear 3 gearing with an output gear 2 by a motor unit 31 having the output gear 2, the motor unit 31 is moved by a projecting part 11c of a tripping link 11 moving clockwise to completely separate the output gear 2 from the power transmission gear.
      COPYRIGHT: (C)2007,JPO&INPIT
    • 要解决的问题:提供能够防止产生噪声和损坏并且可由少量部件形成的高可靠性和便宜的开/关操作装置。 解决方案:在这种用于通过连杆机构6通过由弹簧偏压机构1偏压的弹簧13中存储的偏压力来操作触头7和8的开/关操作装置中,当弹簧13通过动力传动齿轮 3通过具有输出齿轮2的马达单元31与输出齿轮2进行齿轮传动,马达单元31由顺时针方向移动的跳闸连杆11的突出部分11c移动,从而将输出齿轮2与动力传动齿轮完全分开。 版权所有(C)2007,JPO&INPIT
    • 3. 发明专利
    • Open/closed state indicating device for switch and switching device
    • 打开/关闭状态指示用于开关和开关装置的装置
    • JP2006093005A
    • 2006-04-06
    • JP2004279575
    • 2004-09-27
    • Mitsubishi Electric Corp三菱電機株式会社
    • TOTORI HIROSHISUGA NORIOTOBA SHINJINOJIRI HIDEO
    • H01H33/66
    • PROBLEM TO BE SOLVED: To provide an open/closed state indicating device for a switch that improves the reliability of indication position accuracy by matching the turning movement of a driving lever of an auxiliary switch linked with a switching operation of a contact of a switch body with the turning movement of an open/closed state indicator.
      SOLUTION: The open/closed state indicating device comprises: the driving lever 25 of the auxiliary switch 24 that is driven for turning movement linked with the switching operation of the contact 22 of the switch body; and the open/closed state indicator 27 that indicates the open/closed state of the contact 22 of the switch body from the position of the turning operation of the driving lever 25. The open/closed state indicator 27 is formed integrally with the driving lever 25, and turns together with the driving lever 25 to indicate the open/closed state of the contact 22 of the switch body.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种用于开关的打开/关闭状态指示装置,其通过使与辅助开关的驱动杆的转动运动相匹配来提高指示位置精度的可靠性, 具有打开/关闭状态指示器的转动的开关体。 解决方案:打开/关闭状态指示装置包括:辅助开关24的驱动杆25,其被驱动以与开关体的触点22的切换操作相关联地转动; 以及表示开关体的触头22的打开/关闭状态的打开/关闭状态指示器27从驱动杆25的转动操作的位置开始。闭合状态指示器27与驱动杆 25,并与驱动杆25一起转动,以指示开关体的触点22的打开/关闭状态。 版权所有(C)2006,JPO&NCIPI
    • 4. 发明专利
    • Switchgear of spring energy-accumulation mechanism
    • 弹簧能量累积机制的开关
    • JP2003007176A
    • 2003-01-10
    • JP2001189649
    • 2001-06-22
    • Mitsubishi Electric Corp三菱電機株式会社
    • TOTORI HIROSHINOJIRI HIDEO
    • H01H33/42H01H33/40
    • PROBLEM TO BE SOLVED: To provide the inexpensive spring energy-accumulation mechanism of a switchgear which can be prevented from unwanted sound and breakage.
      SOLUTION: This spring energy-accumulation mechanism 1 comprises a motor 33, a motor unit 31 having a reduction gear, an output gear 2 and a case 35 for covering these, a supporting shaft 50 for rotatably supporting the motor unit 31, a power transmission gear 3 interlocked with the output gear 2, a rotary shaft 4 for fixedly supporting the power transmission gear 3, a protruding member 32 protruding toward the outside from the rotary shaft 4, a cam 6 fixed to the rotary shaft 4 rotating around the rotary shaft 4 in conjugation with a closing spring 30, and a lever 9 which turns by colliding with the cam 6 rotating, separates a movable contact 7 in conjugation from a fixed contact 8, or abuts on the fixed contact 8 to finish an opening or a closing operation. By the motor unit 31 is pushed by the protruding member 32 rotating with the rotary shaft 4, the motor unit 31 turns around the supporting shaft 50, and the output gear 2 is completely separated from the power transmission gear 3 when the energy of the closing spring 30 is accumulated.
      COPYRIGHT: (C)2003,JPO
    • 要解决的问题:提供可防止不希望的声音和断裂的开关装置的廉价弹簧能量积聚机构。 解决方案:该弹簧能量积累机构1包括马达33,具有减速齿轮的马达单元31,输出齿轮2和用于覆盖它们的壳体35,用于可旋转地支撑马达单元31的支撑轴50, 与输出齿轮2互锁的齿轮3,用于固定地支撑动力传递齿轮3的旋转轴4,从旋转轴4向外部突出的突出构件32,固定到旋转轴4的凸轮6,旋转轴4围绕旋转轴 4和与闭合弹簧30接合的杆9和通过与凸轮6旋转相撞而转动的杆9将可动触头7与固定触头8共轭,或者与固定触头8相接触以完成开启或闭合 操作。 电动机单元31被旋转轴4旋转的突出部件32推动,马达单元31围绕支撑轴50转动,并且输出齿轮2与动力传递齿轮3完全分离,当关闭能量 春天30积累。
    • 5. 发明专利
    • Vacuum circuit breaker
    • 真空断路器
    • JP2006092781A
    • 2006-04-06
    • JP2004273489
    • 2004-09-21
    • Mitsubishi Electric Corp三菱電機株式会社
    • SUGA NORIOTOTORI HIROSHITOBA SHINJINOJIRI HIDEO
    • H01H33/66
    • PROBLEM TO BE SOLVED: To obtain a vacuum circuit breaker, with which the creepage distance for insulation among phases can be easily secured, by decreasing dust accumulation to an insulating frame for housing and holding a vacuum valve.
      SOLUTION: In this vacuum circuit breaker holding the vacuum valve 1 for three phases to the insulating frame 2 with a predetermined interval and with parallel axis lines and making a fixed side terminal 3 and a movable side terminal 5 which are connected to both ends of the vacuum valve 1 to be passed through the insulating frame 2 to be introduced to outside, the insulating frame 2 is, at around the axis line of each vacuum valve 1, formed by connecting and integrally forming three breaking part housing parts 2a, which are formed by leaving the opposite sides of the lead-out side of both the terminals as open ends and surrounding the other sides by insulation walls generally into a U shape, with each other, and it has a generally U-shaped groove 2b along the connection part of both of the breaking part housing parts 2a at the lead-out sides of both the terminals of the insulating frame 2.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了获得真空断路器,通过减少灰尘积聚到用于容纳和保持真空阀的绝缘框架,可以容易地确保相间绝缘的爬电距离。

      解决方案:在真空断路器中,将真空阀1三相保持为预定间隔并且具有平行的轴线,并制成固定侧端子3和可动侧端子5,两端连接到两个 真空阀1的通过绝缘框架2的端部被引入到外部,绝缘框架2在每个真空阀1的轴线周围,通过连接并整体地形成三个断裂部件壳体部分2a, 通过将两个端子的引出侧的相对侧作为开口端并且通过彼此大致为U形的绝缘壁围绕另一侧而形成,并且其具有大致U形的槽2b 绝缘框架2的两个端子的引出侧的断路部分壳体部分2a的连接部分。(C)2006年,JPO和NCIPI

    • 6. 发明专利
    • Switching device
    • 切换设备
    • JP2006086066A
    • 2006-03-30
    • JP2004271271
    • 2004-09-17
    • Mitsubishi Electric Corp三菱電機株式会社
    • TOTORI HIROSHISUGA NORIOTOBA SHINJINOJIRI HIDEO
    • H01H33/42H01H33/66
    • PROBLEM TO BE SOLVED: To obtain a switching device at a comparatively inexpensive cost, in which operation of a movable contact is made to be applied to a fixed contact at a stable speed by discharge of energy of a closing spring, and which has an unrestricted releasing function. SOLUTION: A leaf spring lever 43 that is rotated by the operation of an operating shaft 41 and a linking mechanism are engaged and the linking mechanism is made to be rotated to accumulate energy in the closing spring 13, then by making the leaf spring lever 43 displaced by a guide window 45, so that the leaf spring lever 43 and the linking mechanism are released, the movable contact is made to be actuated to be closed onto the fixed contact at a stable speed by the discharge of energy of the closing spring 13, while the leaf spring lever 43 and the linking mechanism release the movable contact from the fixed contact in a releasing state. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题为了以相对便宜的成本获得开关装置,其中通过释放闭合弹簧的能量使可动触头的操作以稳定的速度施加到固定触点,并且其中 具有无限制的释放功能。 解决方案:通过操作轴41和连接机构的操作而旋转的板簧杆43被接合,并且使连接机构旋转以在闭合弹簧13中积聚能量,然后通过使叶 弹簧杆43由导向窗45移动,使得片簧杆43和连接机构被释放,使可动接触件以稳定的速度以稳定的速度通过释放 闭合弹簧13,同时板簧杆43和连接机构在释放状态下从固定触头释放可动触点。 版权所有(C)2006,JPO&NCIPI
    • 7. 发明专利
    • Vacuum circuit breaker
    • 真空断路器
    • JP2006099985A
    • 2006-04-13
    • JP2004281316
    • 2004-09-28
    • Mitsubishi Electric Corp三菱電機株式会社
    • SUGA NORIOTOTORI HIROSHITOBA SHINJINOJIRI HIDEO
    • H01H33/66
    • PROBLEM TO BE SOLVED: To obtain a vacuum circuit breaker, having a spring device that can reduce the number of components, can be unitized in assembly, and can facilitate the assembly.
      SOLUTION: The vacuum circuit breaker stores and holds a vacuum valve, having a fixed electrode and a movable one, in an insulating frame and rotates an insulating lever around a drive shaft, hence drives a pressure rod in open/close directions via a pressure spring, and has an open spring device for giving open force to the movable electrode at one end side of the drive shaft. In the vacuum circuit breaker, an open spring device 13 comprises an open spring 14 having open spring force; an energy-storing lever 15 that is stuck to a drive shaft 12 and engages one end of the open spring 14; and a spring/bearing holder 16 that is mounted to an insulating frame 2, engages the other end side of the open spring 14, and has a bearing section 16b for supporting the drive shaft 12 rotatably.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了获得具有可以减少部件数量的弹簧装置的真空断路器,可以组装在一起组装,并且可以方便组装。 解决方案:真空断路器在绝缘框架中存储并保持具有固定电极和可移动​​电极的真空阀,并将绝缘杆围绕驱动轴旋转,由此通过开/关方向驱动压力杆通过 压力弹簧,并且具有用于在驱动轴的一端侧向可动电极施加开放力的开放弹簧装置。 在真空断路器中,开放弹簧装置13包括具有开放弹簧力的开放弹簧14; 储能杆15,其卡在驱动轴12上并接合开放弹簧14的一端; 并且安装在绝缘框架2上的弹簧/轴承保持器16与开放弹簧14的另一端接合,并且具有用于可旋转地支撑驱动轴12的轴承部分16b。 版权所有(C)2006,JPO&NCIPI
    • 8. 发明专利
    • Switching device
    • 切换设备
    • JP2006092929A
    • 2006-04-06
    • JP2004277473
    • 2004-09-24
    • Mitsubishi Electric Corp三菱電機株式会社
    • TOTORI HIROSHISUGA NORIOTOBA SHINJINOJIRI HIDEO
    • H01H33/02H01H31/02
    • PROBLEM TO BE SOLVED: To provide a switching device resistant to electromagnetic effect of a high-voltage main circuit and hardly affected by usage environment wherein a terminal part of an auxiliary switch is directly connectable to an external circuit.
      SOLUTION: The switching device comprises: an insulating frame 1 housing a main circuit including contacts of a switch body; a grounded metallic mechanical frame 4 housing an operating mechanism for allowing the contacts of the switch body to come into contact with each other and separate from each other; and an auxiliary switch 5 that operates in response to the operation of the contacts of the switch body. The auxiliary switch 5 is placed in the mechanical frame 4, with a terminal part 6 of the auxiliary switch 5 exposed.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种耐高压主电路的电磁效应并且几乎不受使用环境影响的开关装置,其中辅助开关的端子部分可直接连接到外部电路。 解决方案:开关装置包括:绝缘框架1,其容纳包括开关体的触点的主电路; 接地的金属机械框架4,其容纳用于使开关体的触点相互接触并彼此分离的操作机构; 以及辅助开关5,其响应于开关体的触头的操作而工作。 辅助开关5放置在机械框架4中,辅助开关5的端子部分6暴露。 版权所有(C)2006,JPO&NCIPI
    • 9. 发明专利
    • Vacuum circuit breaker
    • 真空断路器
    • JP2006079964A
    • 2006-03-23
    • JP2004263540
    • 2004-09-10
    • Mitsubishi Electric Corp三菱電機株式会社
    • SUGA NORIOTOTORI HIROSHITOBA SHINJINOJIRI HIDEO
    • H01H33/66
    • PROBLEM TO BE SOLVED: To obtain a vacuum circuit breaker suppressing the occurrence of chattering by easing impacts on a contact part, when the circuit breaker is applied.
      SOLUTION: A storage chamber for circuit breaker is formed with the axial center of a vacuum bulb 1 as a reference axis and surrounding it on three sides of a square with one opened side with an insulating wall 13; an insulating frame 12 is constituted by providing a circuit breaker attaching plate 15, which is perpendicular to the axis in the end vicinity on one end side in the axial direction of the circuit breaker storage chamber; a stationary side terminal 2 is connected to one end of the vacuum bulb 1 installed inside the circuit breaker storage chamber; and the vacuum bulb 1 is supported and fixed to the insulating frame 12, by attaching the stationary side terminal to the circuit breaker attaching plate 15 in the vacuum circuit breaker. An opening part 15a is provided in the vicinity of a central part of the circuit breaker attaching plate 15, a slit 15b is formed facing toward an opened end side of the circuit breaker storage chamber from the opening part 15a, and the stationary side terminal 2 is attached by a washer 19 and a bolt 20 by using the slit part.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:当应用断路器时,获得通过减轻对接触部分的冲击来抑制颤动发生的真空断路器。 解决方案:一个用于断路器的储存室形成有一个真空管1的轴心作为参考轴线,并围绕一个正方形的三面,一个敞开的侧面上有绝缘壁13; 绝缘框架12通过在断路器储存室的轴向的一端侧的附近设置垂直于轴线的断路器安装板15来构成; 固定侧端子2连接到安装在断路器存储室内的真空管1的一端; 并且通过将固定侧端子安装到真空断路器中的断路器安装板15上,将真空管1支撑并固定到绝缘框架12。 在断路器安装板15的中央部附近设置有开口部15a,从开口部15a向断路器收纳室的开口端侧形成有狭缝15b,固定侧端子2 通过使用狭缝部分由垫圈19和螺栓20附接。 版权所有(C)2006,JPO&NCIPI
    • 10. 发明专利
    • Operation mechanism of switching device and switching device using it
    • 使用它的切换设备和切换设备的操作机制
    • JP2006032189A
    • 2006-02-02
    • JP2004211121
    • 2004-07-20
    • Mitsubishi Electric Corp三菱電機株式会社
    • TOTORI HIROSHINOJIRI HIDEO
    • H01H33/40H01H33/42
    • PROBLEM TO BE SOLVED: To provide an operation mechanism of a switching device where influence of friction or the like in a quad joint link part is small.
      SOLUTION: This operation mechanism of a switching device is provided with: a tripping link mounted to a drive shaft; a guide link mounted to the tripping link with a closing spring arranged in its periphery; a closing link connected to a long hole part of the guide link and mounted to a first fixed shaft; a connection link connected to a connection part between the guide link and the closing link; an output lever connected to the connection link and mounted to a second fixed shaft; and a tripping latch engageable with the tripping link. When the closing link is energized to engage the closing link with a closing latch, a first quad joint link is formed with the tripping link, the guide link and the closing link; and, in the engagement state between the tripping link and the tripping latch, a second quad link is formed with the closing link, the connection link and the output lever in addition to the first quad joint link.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种四联接部件中摩擦等的影响小的开关装置的操作机构。 解决方案:开关装置的操作机构具有:安装在驱动轴上的脱扣链; 引导连杆,其安装到具有设置在其周边的闭合弹簧的脱扣链节; 连接到所述引导连杆的长孔部并且安装到第一固定轴的闭合连杆; 连接到所述引导连杆和所述闭合连杆之间的连接部分的连接连杆; 输出杆,连接到连接杆并安装到第二固定轴上; 以及与脱扣连杆接合的脱扣销。 当关闭连杆被通电以使闭合连杆与闭合闩锁接合时,第一四联接连杆形成有跳闸连杆,引导连杆和闭合连杆; 并且在脱扣连杆和脱扣销之间的接合状态下,除了第一四联接连杆之外,还具有闭合连杆,连接连杆和输出杆的第二四通连杆。 版权所有(C)2006,JPO&NCIPI