Convenient-to-clean air purification device

The invention belongs to the field of air treatment, and particularly relates to a convenient-to-clean air purification device. A purpose of the invention is to solve the problem that the filter screen of the existing cavity purifier is complex to clean and detach. According to the scheme, the air purification device comprises a purifier body, wherein one side of the purifier body is communicatedwith an air inlet box, a first filter screen and a second filter screen are arranged in the air inlet box, frames are fixed to the outer portions of the first filter screen and the second filter screen, a first through hole is formed in the side wall of the top end of the air inlet box, first grooves are symmetrically formed in the side walls of the two sides of the first through hole, the side walls of one sides of the first grooves are sleeved with sliding blocks in a sliding mode, and the other ends of the sliding blocks are welded to the two frames respectively. According to the invention,the first filter screen a