Air purifier

The utility model relates to an air purifier, and belongs to the field of air purification, the air purifier comprises a purifier main body, the purifier main body comprises a shell and a humidifying device, the shell defines a mounting space, the humidifying device is detachably arranged in the mounting space, the humidifying device comprises a water box, the purifier main body is further provided with a main control panel, and the water box is detachably arranged in the water box. A first conductive part is arranged on the side wall of the installation space and electrically connected with the main control board, and a second conductive part is arranged on the humidification device and electrically makes contact with the first conductive part. According to the air purifier, the second conductive part is arranged on the humidifying device, the second conductive part and the first conductive part are electrically conducted when being connected, the main control board can control the second conductive part, an