Novel multifunctional air purifier

The utility model discloses a novel multifunctional air purifier. Machine body, an air inlet pipe is welded on a top plate in the machine body; and the bottom of the air inlet pipe communicates with an air guide pipe fixedly installed on a bottom plate in the machine body, a motor is fixedly installed at the top of the inner wall of one side of the machine body, a cylindrical air filter screen anda cleaning brush roller are sequentially and rotationally connected into the air inlet pipe from top to bottom, and the motor is in transmission connection with the cylindrical air filter screen. According to the novel multifunctional air purifier, the phenomenon that the part, located at the air inlet, of the cylindrical air filter screen is blocked can be avoided; the cleaning brush roller rotates reversely to clean the cylindrical air filter screen, so that normal operation of air purification is guaranteed, floccules and dust mixed in air are removed, the cleaning brush roller rotates reversely to clean the cylin