Cleaning robot of photovoltaic power station

The utility model discloses a cleaning robot for a photovoltaic power station, which is suitable for cleaning accumulated snow, bird droppings, scales and dust on a photovoltaic panel array, the photovoltaic panel array is provided with track purlines arranged at two opposite ends of the photovoltaic panel array, the track purlines are provided with supporting parts which are arranged below the photovoltaic panel array and are used for supporting photovoltaic panels, and the track purlines are provided with track purlines. The track part is exposed out of the photovoltaic panel; the cleaning robot is movably arranged on the photovoltaic panel array, walking devices are arranged at the two opposite ends of the cleaning robot and correspond to the track purlins, each walking device comprises a power wheel provided with a plurality of convex teeth in the circumferential direction, rows of tooth holes are formed in the track part, the power wheels are driven to roll on the track part, and the power wheels are dri