Dustproof device for vehicle-mounted electronics

The dustproof device comprises an electronic equipment body, a dustproof net is arranged at an opening of the electronic equipment body, a set of dismounting boxes are fixedly connected to the corners of the dustproof net, sliding grooves are formed in the dismounting boxes, racks are connected into the sliding grooves in a sliding mode, and the racks are fixedly connected with the dustproof net. One end of the rack is fixedly connected with a clamping block, the clamping block extends to the outer side of the dismounting box, a set of clamping grooves matched with the clamping block in a clamping mode are formed in the electronic equipment body, a gear is rotationally connected into the dismounting box, the gear is meshed with the rack, and a rotating shaft of the gear extends to the outside of the dismounting box; through the arrangement of the dismounting box and the internal structure of the dismounting box, the dust screen can be conveniently and rapidly dismounted from the electronic equipment, so that