Waterproof dustproof digital video recorder casing

The utility model discloses a waterproof dustproof digital video recorder casing, including panel, casing, back lid closing plate, dust guard, bracing piece and thermovent, panel seal articulates the front end below at the casing, be equipped with the buckle on the panel, be equipped with digital video recorder's button on the front end of casing, back lid closing plate passes through the hinge mount on the casing, the thermovent sets up on the casing, be equipped with on the casing with thermovent assorted dust guard, the dust guard passes through the bracing piece to be fixed on the casing, be equipped with the spout on the casing of thermovent department. The utility model discloses setting up the dustproof groove of top surface open-ended under the thermovent, but falling into dustproof groove through the dust major part that the thermovent got into the casing, can stop to get into on dust in the casing drops on the operation equipment in the casing through the thermovent, the thermovent that the bracing piece can be followed on the casing makes a round trip to slide, and the dust on bracing piece and dust guard is amassed in convenient clearance.