Heating blanket

The utility model discloses a heating blanket which comprises a timing switch controller, heating wires are arranged in a heat conduction layer group, the heat conduction layer group is composed of two heat conduction layers, the lower end face of the heat conduction layer group is provided with an inflation group, the inflation group comprises an inflation face A, and the lower end face of the heat conduction layer group is connected with the upper end face of the inflation face A; the edge of the inflation face A is connected with an inflation face B through a zipper A, a telescopic layer isarranged between the inflation face A and the inflation face B, an air inlet and an air outlet are formed in the side face of the telescopic layer, an air inlet pump is arranged in the air inlet, a zipper B is arranged on the side surface of the telescopic layer, and the upper end face of the heat conduction layer set is connected with a changing and washing cover through a zipper C; an externalpower source is switched o