Intelligent monitoring box for auxiliary converter of locomotive

The utility model provides an intelligent monitoring box for a locomotive auxiliary converter, which comprises a hollow shell and a detection device arranged in the shell, and the detection device comprises a power supply circuit and two groups of detection circuits. The detection circuit comprises a detection connector, a rectifier bridge, a resistor and an alarm type direct current voltmeter which are electrically connected in sequence, and the detection connector is arranged on the side wall of the shell; the power supply circuit comprises a power connector arranged on the side wall of the shell, and the power connector is electrically connected with the alarm type direct current voltmeter. The intelligent monitoring box for the locomotive auxiliary converter solves the technical problem that a locomotive in the prior art stops due to the fact that a single auxiliary converter is grounded. 本实用新型提供一种机车辅助变流器智能监控盒，包含内部中空的外壳和设于所述外壳内的检测装置，所述检测装置包含供电电路和两组检测电路；所述检测电路包含依次电连接的检测接头、整流桥、电阻以及报警式直流电压表，所述检测接头设于所述外壳的侧壁；所