Earphone cleaning device with brush head convenient to replace

The earphone cleaning device comprises a cleaning machine body, a motor is fixedly arranged on one side in the cleaning machine body, a rotating shaft is fixedly arranged at the output end of the motor, the top end of the rotating shaft is fixedly arranged at the bottom end of a waterproof piece, and one side of the outer wall of the waterproof piece is arranged in the middle of the bottom end of a brush cover in a penetrating mode. A plurality of clamping holes are formed in the two sides of the top end of the outer wall of the waterproof piece, clamping rods are arranged on the inner walls of the two clamping holes in a clamped mode, and one ends of the two clamping rods are fixedly arranged on one sides of the two connecting blocks respectively. The two connecting blocks move towards the two ends to drive the two clamping rods to move till the two clamping rods are separated from the two clamping holes, and the brush head is convenient to replace in this way, so that the brush head keeps sanitary after bei