The invention discloses a testing device for an elevator braking system. The testing device comprises a power supply first end, a power supply second end, a power supply output end, a contactor and at least one manual switch, the first end of the power supply is used for being externally connected with an external high level, and the second end of the power supply is used for being externally connected with an external low level; the contactor comprises at least one pair of contacts, and the number of the contacts is not smaller than that of band-type brakes in an elevator braking system. The power supply first end, the manual switch, the contactor and the voltage second end are sequentially connected in series, one end of a contactor contact is connected with the power supply output end, and the other end of the contactor contact is connected between the power supply first end and the manual switch or between the manual switch and the contactor; the power output end is connected to the positive end of a band-type brake power supply end of the elevator braking system, and the negative end of the band-type brake power supply end is connected with the second end of the power source.
本发明公开了一种电梯制动系统测试装置,包括电源第一端、电源第二端、电源输出端、接触器和至少一个手动开关;所述电源第一端用于外接外部高电平,所述电源第二端用于外接外部低电平;所述接触器包含至少一副触点,且触点的数量不小于电梯制动系统中抱闸的数量;电源第一端、手动开关、接触器和电压第二端依次串联连接,所述接触器触点的一端接电源输出端,另一端接在电源第一端与手动开关之间或手动开关与接触器之间;所述电源输出端接入电梯制动系统的抱闸供电端的正端,抱闸供电端的负端接电源第二端。
Elevator braking system testing device
电梯制动系统测试装置
2024-01-30
Patent
Electronic Resource
Chinese
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