Transmission conductor cleaning device and power transmission line comprising the same

The invention relates to the field of foreign matters removal devices of power transmission lines, in particular to a transmission conductor cleaning device and a power transmission line comprising the same. The transmission conductor cleaning device comprises an outer cylinder with inner cavities at both ends shielded by baffles, cutting knifes are arranged at an advancing end of the outer cylinder, an inner cylinder rotationally connected to the two baffles and forming axial stop cooperation with the two baffles is arranged in the inner cavity of the outer cylinder, a rotation driving mechanism for driving the inner cylinder to rotate is arranged on the outer cylinder, the inner cylinder is provided with a plurality of balls that roll along an extension direction of a corresponding spiral groove on a conductor and support an inner wall of the outer cylinder at the same time, and the balls drive the baffles to advance to drive the cutting knifes on the outer cylinder to move and cut foreign matters on the co