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    • 1. 发明申请
    • LOCK DEVICE FOR RESTRICTING ROTATIONAL MOVEMENT
    • 用于限制旋转运动的锁定装置
    • WO2010130099A1
    • 2010-11-18
    • PCT/CN2009/071808
    • 2009-05-15
    • ABB TECHNOLOGY LTD.CEN, FeiHUANG, Xiaobo
    • CEN, FeiHUANG, Xiaobo
    • F16B7/00F16B7/14F16B21/00H01H9/24H01H33/50
    • H01H33/50H01H9/281
    • The present invention provides a lock device for restricting rotational movement and a Gas Insulated Switchgear comprises the lock device to prevent unauthorized operation of disconnector. The lock device comprises a bush (3) adapted to rotate about an axial direction (100) and to move along said axial direction (100); the bush (3) comprising a first protrusion (32) adapted to interact with a first counterpart (12) in order to restrict, in a locked position of the first protrusion (32), the rotation of said bush (3). The lock device further comprising a handle (4) or a padlock (41) adapted to prevent the bush (3) from moving in axial direction (100) out of the locked position of the first protrusion (32). The handle (4) is adapted to couple to the bush (3) in said axial direction (100). The handle (4) comprises a first surface (43) adapted to abut against, in a locked position (400) of said handle (4), a third counterpart (21 ) fixed in axial direction (100), in order to prevent the bush (3) from moving in axial direction (100) out of the locked position of the first protrusion (32).
    • 本发明提供一种用于限制旋转运动的锁定装置,并且气体绝缘开关装置包括锁定装置,以防止隔离开关的未经授权的操作。 锁定装置包括适于围绕轴向方向(100)旋转并沿着所述轴向方向(100)移动的衬套(3); 衬套(3)包括适于与第一对应物(12)相互作用的第一突起(32),以便在第一突起(32)的锁定位置限制所述衬套(3)的旋转。 所述锁定装置还包括手柄(4)或挂锁(41),所述挂锁(41)适于防止所述衬套(3)沿轴向方向(100)移动离开所述第一突起(32)的锁定位置。 手柄(4)适于在所述轴向(100)处联接到衬套(3)。 手柄(4)包括适于在所述手柄(4)的锁定位置(400)中抵靠固定在轴向方向(100)上的第三对应物(21)的第一表面(43),以防止 衬套(3)从轴向(100)移动离开第一突起(32)的锁定位置。
    • 2. 发明申请
    • DEVICE AND METHOD OF TESTING ACCURACY OF A CURRENT SENSOR IN A SWITCH CABINET
    • 一种测试开关柜中电流传感器准确度的装置和方法
    • WO2017132943A1
    • 2017-08-10
    • PCT/CN2016/073503
    • 2016-02-04
    • ABB SCHWEIZ AGDENG, ZhonghuaSU, PingLIANG, YongliangJIANG, YingCEN, FeiCUI, Chun
    • DENG, ZhonghuaSU, PingLIANG, YongliangJIANG, YingCEN, FeiCUI, Chun
    • H02B11/167
    • H02B3/00H02B11/167
    • A device and method for testing accuracies of current sensors in a switch cabinet. The device includes a chassis (160) and a sliding mechanism (170) on the chassis, for allowing the device being attached to the switch cabinet (200) or being detached from the switch cabinet. The chassis supports a power supply (110) operable to, in response to the device being attached to the switch cabinet, connect to a first current sensor (210) of the switch cabinet in series, a reference current sensor (120) connected to the power supply and operable to, in response to the device being attached to the switch cabinet, connect to the first current sensor of the switch cabinet in series, and a calibrator (130) operable to compare a reference current value sensed by the reference current sensor and a first current value sensed by the first current sensor of the switch cabinet. The device and method provides a convenient solution for testing accuracies of current sensors in the switch cabinet, without the need to remove the current sensors out of the switch cabinet, and thus improving the efficiency of testing.
    • 一种用于测试开关柜中电流传感器精确度的装置和方法。 该装置包括在底盘上的底盘(160)和滑动机构(170),用于允许装置附接到开关柜(200)或从开关柜拆卸。 所述底盘支撑电源(110),所述电源(110)可操作以响应于所述装置附接到所述开关柜而串联连接到所述开关柜的第一电流传感器(210),参考电流传感器(120)连接到 电源,并且可操作用于响应于所述装置附接到所述开关柜而串联连接到所述开关柜的所述第一电流传感器,以及校准器(130),其可操作以将由所述参考电流传感器 以及由开关柜的第一电流传感器感测的第一电流值。 该设备和方法为开关柜中的电流传感器测试精度提供了一种便捷的解决方案,而无需将电流传感器从开关柜中取出,从而提高了测试效率。