Dustproof computer case

The utility model discloses a dustproof computer case, which relates to the technical field of computer equipment and comprises a case main body, and a fan, a filter screen and a dustproof component which are respectively arranged in the case main body, the fan is arranged on one side wall of the case main body, a filter frame is arranged on the inner side of the fan, a filter screen is arranged in the filter frame, a dust removal assembly is arranged between the filter frame and the fan, and a dust collection drawer is arranged below the filter frame and is in sliding connection with the bottom of the case main body; a heat dissipation opening is formed in the side wall, away from the fan, of the case body, and a dustproof assembly is arranged between the heat dissipation opening and the filter screen and matched with the case body in a clamped mode. Dust on the filter screen is cleaned through the dust removal assembly, falling dust is collected through the dust collection drawer, the dust on the filter scr