Unmanned patrol operation and maintenance device for power supply line

The invention provides an unmanned patrol operation and maintenance device for a power supply line, and belongs to the technical field of electric power operation and maintenance equipment, the unmanned patrol operation and maintenance device for the power supply line comprises a vehicle body, an unmanned aerial vehicle, a protection mechanism, an inspection shooting mechanism, a land advancing mechanism and a water advancing mechanism, a circular table is fixedly mounted at the top of the unmanned aerial vehicle take-off and landing table. The device can walk on land and on water to inspect, and meanwhile, the unmanned aerial vehicle can be utilized to inspect in the air. The protection mechanism can protect the unmanned aerial vehicle, the inspection shooting mechanism can shoot and inspect a power supply line when the device walks, the battery charging mechanism can charge a battery, and the battery clamping mechanism is matched with the clamping body to quickly replace the battery of the unmanned aerial v