Oxygenation pump with noise reduction structure

The utility model provides an oxygenation pump with a noise reduction structure, which belongs to the technical field of oxygenation pumps, aims to solve the problem of loud noise of the oxygenation pump in the prior art, and comprises a motor and an eccentric block which is in transmission connection with a power output shaft of the motor, and the eccentric block is provided with an inclined hole which is arranged along the radial direction of the power output shaft of the motor. The upper part of the inclined hole is close to the power output shaft of the motor, the lower part of the inclined hole is far away from the power output shaft of the motor, a shaft rod penetrates through the inclined hole, the upper part of the shaft rod is provided with a rocking driving piece, the middle part of the rocking driving piece is provided with a cylinder part, and the periphery of the cylinder part is provided with a plurality of clamping holes; the eccentric block, the shaft rod and the rocking driving piece are all