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实用新型
CN204002100U 继电保护屏门锁闭锁装置 失效 - 权利终止

继电保护屏门锁闭锁装置
摘要：
本实用新型涉及电力系统安全技术领域，公开了一种继电保护屏门锁闭锁装置，包括：保护屏柜体和一个能与保护屏柜体开合的保护屏门，保护屏柜体与保护屏门的开合位置设有电磁铁，电磁铁与供电电源连接，电磁铁电路上设有断路器接点；保护屏门设有用于与电磁铁锁合和分离的锁芯。本实用新型采用电磁铁和锁芯组成的门锁装置使保护屏门能够通过断路器接点的闭合或断开使保护屏门柜体锁合或分离，从而防止误整定、误操作和误碰的事故发生，提高安全性。
摘要（英）：

The utility model relates to the technical field of power system security and discloses a locking device of a relay protection screen door lock. The locking device comprises a protection screen cabinet body and a protection screen door, wherein the protection screen door can be opened and closed with the protection screen cabinet body, an electromagnet is arranged in the opening and closing position of the protection screen cabinet body and the protection screen door, the electromagnet is connected with a power supply, a breaker connection point is arranged on an electromagnet circuit, and a lock cylinder which is used for being locked with and separated from the electromagnet is arranged on the protection screen door. According to the locking device, a door lock device composed of the electromagnet and the lock cylinder is adopted, so that the protection screen door cabinet body can be locked or separated from the protection screen door by closing or opening the breaker connection point, so as to prevent accidents such as missetting, misoperation and mistaken touching from occurring and increase safety.

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