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1. 发明专利

JP2013157290A Vacuum circuit breaker 审中-公开
标题翻译：真空断路器
公开(公告)号：JP2013157290A
公开(公告)日：2013-08-15
申请号：JP2012019328
申请日：2012-01-31
申请人： Toshiba Corp , 株式会社東芝
发明人： YUMIKURA SHUN , KATO KENJI , SOMEI HIROMICHI , SEGI HIROTO
IPC分类号： H01H33/66
摘要： PROBLEM TO BE SOLVED: To equalize consumptions of contacts of three phases by suppressing concentration of damage on a specific contact among the contacts of the respective phases owing to current opening and closure.SOLUTION: A vacuum circuit breaker includes a vacuum valve 3 having a pair of contacts 2 capable of freely contacting and leaving each other, an insulation barrier 1 having an upper beam 1a to which a fixed-side electrode 3a of the vacuum valve 3 is fixed and a lower beam 1b that a movable side of the vacuum valve 3 penetrates, and an operation mechanism 12 which opens and closes the vacuum valve 3, and is characterized in that an elastic member 4 differing in thickness for each phase is provided between the fixed-side electrode 3a of the vacuum valve 3 and the upper beam 1a of the insulation barrier 1.
摘要翻译：要解决的问题：通过抑制由于电流打开和闭合而导致的各相的接触之间的特定接触的损伤的浓度，来均衡三相接触的消耗。解决方案：真空断路器包括具有一对的真空阀3 能够自由接触和离开的触点2，具有固定真空阀3的固定侧电极3a的上梁1a和真空阀3的可动侧的下梁1b的绝缘障壁1 以及打开和关闭真空阀3的操作机构12，其特征在于，在真空阀3的固定侧电极3a和上梁1a之间设置有各相的厚度不同的弹性部件4 的绝缘屏障1。

2. 发明专利

JP2012113889A Operation mechanism of circuit breaker 有权
标题翻译：电路断路器的运行机理
公开(公告)号：JP2012113889A
公开(公告)日：2012-06-14
申请号：JP2010260536
申请日：2010-11-22
申请人： Toshiba Corp , 株式会社東芝
发明人： SEGI HIROTO
IPC分类号： H01H33/666 , H01H33/42
摘要： PROBLEM TO BE SOLVED: To provide an operation mechanism which facilitates the assembly work for actuating open circuit operation with a minimum operation voltage.SOLUTION: An operation mechanism comprises a freely rotatable trip catch 7 having one end coupled with a vacuum valve, a freely rotatable trip shaft 10 engaging with the other end of the trip catch 7, a freely rotatable paddle 8 to which one end of the trip shaft 10 is fixed by means of a first bolt 9, a trip coil 11 having a movable shaft 12 abutting against the other end of the paddle 8, and a mechanism frame 1 to which the fixing part 11a of the trip coil 11 is fixed by means of a second bolt 13. In at least one of the paddle 8 and the fixing part 11a, a first through hole 20 in the shape of a race track through which the first bolt 9 penetrates is provided in the paddle 8, and a second through hole 21 in the shape of a race track through which the second bolt 13 penetrates is provided in the fixing part 11a.
摘要翻译：要解决的问题：提供一种操作机构，其利用最小工作电压促进开路操作的组装工作。解决方案：操作机构包括一个可自由旋转的跳闸挡块7，其一端与一个真空阀联接，一个自由旋转的跳闸轴10，与跳闸挡块7的另一端啮合，一个自由旋转的桨8，跳闸轴10通过第一螺栓9固定，具有与桨8的另一端抵接的可动轴12的跳闸线圈11和跳闸线圈11的固定部11a的机构框架1 通过第二螺栓13固定。在桨叶8和固定部11a中的至少一个中，第一螺栓9穿过的轨道形状的第一通孔20设置在桨叶8中，并且第二螺栓13穿过的轨道形状的第二通孔21设置在固定部11a中。版权所有（C）2012，JPO＆INPIT

3. 发明专利

JP2012221650A Vacuum circuit breaker 有权
标题翻译：真空断路器
公开(公告)号：JP2012221650A
公开(公告)日：2012-11-12
申请号：JP2011084327
申请日：2011-04-06
申请人： Toshiba Corp , 株式会社東芝
发明人： KATO KENJI , SEGI HIROTO , NOGUCHI MOTOI
IPC分类号： H01H33/666
摘要： PROBLEM TO BE SOLVED: To disperse mechanical strength of a manipulation mechanical section and reduce the number of parts such as reinforcing members and coupling links.SOLUTION: There is provided a vacuum circuit breaker comprising: a vacuum valve 4 including a pair of contacts 3 configured to open and close a main circuit; an insulating manipulation rod 10 coupled to an axis direction of a movable axis 8 of the vacuum valve 4; a wiping spring 12 coupled to the axis direction of the insulating manipulation rod 10 and configured to apply a contact load to between the contacts 3; a manipulation lever 13 which is rotatable and whose one end is coupled to the wiping spring 12; and a manipulation mechanism 16 coupled to the other end of the manipulation lever 13.
摘要翻译：要解决的问题：分散操纵机械部分的机械强度并减少诸如加强部件和联接件的部件的数量。解决方案：提供一种真空断路器，包括：真空阀4，包括构造成打开和关闭主电路的一对触头3; 与真空阀4的可动轴8的轴线方向联接的绝缘操作杆10; 耦合到绝缘操纵杆10的轴线方向的擦拭弹簧12，其构造成在触头3之间施加接触载荷; 操作杆13，其可旋转并且其一端联接到擦拭弹簧12; 以及联接到操纵杆13的另一端的操作机构16.版权所有（C）2013，JPO＆INPIT

4. 发明专利

JP2011076951A Vacuum circuit breaker 有权
标题翻译：真空断路器
公开(公告)号：JP2011076951A
公开(公告)日：2011-04-14
申请号：JP2009228917
申请日：2009-09-30
申请人： Toshiba Corp , 株式会社東芝
发明人： SEGI HIROTO , HONMA MITSUTAKA
IPC分类号： H01H33/66
摘要： PROBLEM TO BE SOLVED: To provide a vacuum circuit breaker using an insulating shaft of three-phase integrated type, the insulating shaft securing the priority for grounding breakdown. SOLUTION: The vacuum circuit breaker is provided with a vacuum bulb 4 having a pair of contacts 3 in free contact and separation, a turnable insulating shaft 9 to which a movable axle 7 of the vacuum bulb 4 is connected and is arranged in a direction orthogonal to the axis direction of the movable axle 7, and an operating mechanism 14 which is connected to the insulating shaft 9. The insulating shaft 9 is constructed of: a main axle 10 connected to the operating mechanism 14; and projecting parts 13 of an insulator 11 of which three-phase parts are independently arranged in the axial direction of the main axle 10 and which are connected to the movable axle 7. COPYRIGHT: (C)2011,JPO&INPIT
摘要翻译：要解决的问题：为了提供使用三相一体型绝缘轴的真空断路器，绝缘轴确保了接地故障的优先权。解决方案：真空断路器设置有具有自由接触和分离的一对触头3的真空灯泡4，可转动绝缘轴9，真空灯泡4的可动轴7连接到该可转动绝缘轴9上，并且布置在与可动轴7的轴线方向正交的方向，以及与绝缘轴9连接的操作机构14.绝缘轴9由连接到操作机构14的主轴10构成。和三相部分独立地设置在主轴10的轴向并连接到可动轴7上的绝缘体11的突出部分13.（C）2011，JPO＆INPIT

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