Compact air compressor

The utility model discloses a compact air compressor which comprises an air storage tank and a supporting assembly, a motor and a controller are arranged at the top of the air storage tank, the bottom of the air storage tank is connected with a rear wheel through a rear wheel frame, the supporting assembly is connected to the bottom of the air storage tank and used for supporting and fixing the air storage tank, the supporting assembly comprises a support, and a damping buffering piece is connected to the bottom of the support; front wheel moving assemblies are mounted on the sides, away from the rear wheels, of the supporting assemblies; the compressor is designed according to existing requirements, fixing of the front wheels can be relieved after the compressor moves to a target position, the front wheels are overturned to be away from the ground through the push rod, the supporting assembly can make contact with the ground, the compressor is stably placed, operation is fast, and the situation that the comp