Differential linkage type energy-saving air blower capable of turning at will

The utility model relates to the field of air blower equipment, in particular to a differential linkage type energy-saving air blower capable of turning at will. The air blowing device comprises an air blowing mechanism, the air blowing mechanism at least comprises a base, a rotating groove is formed in the front end of the upper surface of the base, a volute is rotationally connected in the rotating groove, an impeller is rotationally connected in the volute, a supporting block is arranged on the upper surface of the base, and a rotating rod is rotationally connected to the supporting block; the front end of the rotating rod penetrates into the volute to be coaxially connected with the impeller, a differential gear is fixedly connected to the middle of the outer surface of the rotating rod and meshed with a shaft gear, a gear cavity is formed in the upper surface of the base, and the shaft gear rotates in the gear cavity. The problems that in the prior art, a motor cannot exert all power, when air outlet air