An anti-freeze painting device for a bare wire relates to a wire painting device. An upper semi-circle (9) and a lower semi-circle) are abutted to form a cylinder, inner projecting rings (11) are arranged at end part of one end of the cylinder and close to one end of the cylinder at intervals, surrounding brushes (12) are arranged between two inner projecting rings (11), an oil paint bottle (1) and another oil paint bottle (3) are respectively arranged outside the upper semi-circle and the lower semi-circle of the corresponding brushes and connected with the brushes via through holes (16), and a plurality of rubber wheels (17) embrace an inner face from the inner projecting rings of the upper semi-circle and the lower semi-circle to the other end of the cylinder. In the anti-freeze painting device, the oil paint bottle loaded with anti-freeze paint is controlled to be at the upper part by means of two traction ropes, painting on the bare wire can be implemented through pulling the anti-freeze painting device by a person on the ground.