Safety protection device for power transmission line unmanned aerial vehicle aircraft

The utility model relates to a safety protection device for a power transmission line unmanned aerial vehicle, which belongs to the field of unmanned aerial vehicles and comprises an unmanned aerial vehicle body, supporting arms, propellers, a protection frame, a supporting frame and a landing frame. The multiple supporting arms, the multiple propellers and the multiple protection frames are arranged. One end of each supporting arm is arranged on the unmanned aerial vehicle body; the propellers are rotationally arranged at the other ends of the supporting arms correspondingly. Driving motors for driving the propellers to rotate are arranged on the supporting arms; a plurality of driving motors are arranged corresponding to the propellers; the plurality of driving motors are respectively positioned on the plurality of supporting arms; the multiple protection frames are arranged on the multiple supporting arms correspondingly and located at the propellers. The two supporting frames and the two landing racks are