The invention relates to a power supply detection indicating device for a crown block. The crown block comprises a crown block support, a sliding rail installed on the crown block support, a motor used for driving the sliding rail and a three-phase alternating current power supply used for supplying power to the motor. The power supply detection and indication device is configured to detect and indicate whether the power supply of the three-phase alternating current power supply to the motor is normal or not, and the power supply detection and indication device is arranged at an observation position convenient for operators to observe along a sliding rail of the crown block. The invention further relates to a crown block.

    本公开涉及一种用于天车的供电检测指示装置,所述天车包括天车支架、安装至天车支架的滑轨、用于驱动滑轨的电机、以及用于向电机供电的三相交流电源。所述供电检测指示装置配置成检测并指示所述三相交流电源向所述电机的供电是否正常,其中所述供电检测指示装置沿着所述天车的滑轨设置在便于操作人员观察的观测位置处。本公开还涉及一种天车。


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    Title :

    Power supply detection indicating device for crown block


    Additional title:

    用于天车的供电检测指示装置


    Contributors:
    YANG DONGBO (author)

    Publication date :

    2024-09-10


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    G01R Messen elektrischer Größen , MEASURING ELECTRIC VARIABLES / B66C Krane , CRANES



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