Device for detecting reconnection function of HXD3 locomotive

The utility model relates to a device for detecting the reconnection function of an HXD3 locomotive, which comprises a detection cabinet with a built-in TCMS host, and the top of the detection cabinet is also provided with a display screen and an operation panel which are electrically connected with the TCMS host. The operation panel is provided with a starting button, an electric key switch, a reversing handle, a driver controller, a main circuit breaker key-lifting switch, an air compressor key-lifting switch and a sand scattering button, and the TCMS host of the detection cabinet is in communication connection with the TCMS host of the locomotive to be tested through a reconnection cable. The TCMS host of the detection cabinet is connected with the TCMS host of the tested locomotive, so that the reconnection detection work can be carried out only by configuring one tested locomotive, the occupied field is small, the shunting and end changing work is not needed, the detection is convenient, and the manpower