The invention belongs to the technical field of power equipment, and particularly relates to a movable type SF6 gas cylinder heating device. The movable type SF6 gas cylinder heating device comprises a moving vehicle, wherein the upper end of the moving vehicle is equipped with two handrails; travelling wheels are arranged on the lower end surface of the moving vehicle; an accommodating cavity is arranged in the moving vehicle; a temperature inducting module and a central processing module which are electrically connected in sequence are arranged in the accommodating cavity; an output end of the central processing module is electrically connected with a heating module and an alarm module; a power supply module is arranged in the accommodating cavity; the power supply module provides power supply to the temperature inducting module, the central processing module, the heating module and the alarm module; the power supply module is provided with a power line; the side end surface of the moving vehicle is hinged with a side door; and the inner wall of the side door is equipped with a wire winding mechanism. According to the movable type SF6 gas cylinder heating device, the inner wall of the side door is equipped with the wire winding mechanism, and the wire winding mechanism can adopt a common wire winding disc to effectively put the power supply line in order, so that the power supply line is prevented from being disordered to affect the environment of the working site.