The invention relates to a subway signal system switching device and equipment. The equipment comprises a power supply, a switching relay and a switching switch, the power supply is used for supplying power to the switching relay; the change-over switch is used for controlling whether the power supply supplies power to the change-over relay or not, the first end of the change-over switch is connected with the power supply, and the second end of the change-over switch is connected with the change-over relay; the switching relay is used for switching the accessed test line signal system, the switching relay comprises a relay contact group and a relay coil, and the relay coil is used for controlling the relay contact group to access the corresponding test line signal system according to the state of the switching switch. According to the invention, only one test run signal is allowed to be sent at the same time, and the safety of test run operation is improved.
本发明涉及一种地铁信号系统切换装置和设备。该设备包括:供电电源、切换继电器和切换开关;所述供电电源用于对所述切换继电器进行供电;所述切换开关用于控制所述供电电源是否对所述切换继电器进行供电,其中,所述切换开关的第一端与所述供电电源相连,所述切换开关的第二端与所述切换继电器相连;所述切换继电器用于切换接入的试车线信号系统,其中,所述切换继电器包括继电器触点组和继电器线圈,所述继电器线圈用于根据所述切换开关的状态,控制所述继电器触点组接入对应的所述试车线信号系统。通过本发明可以保证同一时刻只允许发送一个试车信号,提高了试车作业的安全性。
Subway signal system switching device and equipment
一种地铁信号系统切换装置和设备
2022-05-27
Patent
Electronic Resource
Chinese
IPC: | B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC |
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