Substation cable trench inspection device and inspection system

The embodiment of the utility model provides a substation cable trench inspection device and inspection system, and belongs to the field of cable trench inspection. The inspection device is provided with an inspection base to drive the inspection device to move at the bottom of the cable trench. A lifting module is arranged at the top of the inspection base, a rotating motor is arranged at the top of the lifting module, a containing seat is arranged at the top of the rotating motor, and the inspection camera can be arranged in a containing groove of the containing seat. When the inspection device is needed for inspection, the inspection device can be driven by the inspection base to move at the bottom of the cable trench, then the inspection camera is lifted to a certain height by the lifting module, and the inspection camera is rotated by the rotating motor, so that the inspection camera can comprehensively inspect the bottom of the cable trench; and abnormal conditions at the bottom of the cable trench can