Tobacco pest trap protection device

The utility model relates to a tobacco pest trap protection device, and belongs to the technical field of tobacco maintenance. Comprising a protection box, hanging plate sliding grooves, a hanging plate, magnetic attraction strips and magnetic attraction blocks, a strip-shaped opening is formed in the middle of a bottom plate on the bottom face of the protection box, the hanging plate sliding grooves are longitudinally and fixedly formed in the inner sides of two side plates in the strip-shaped opening direction, sliding blocks matched with the hanging plate sliding grooves are arranged at the top of the hanging plate, and the hanging plate sliding grooves are telescopically formed in the hanging plate sliding grooves through the sliding blocks; a magnetic strip is fixedly installed at the top in the protection box, magnetic blocks are evenly installed on a back plate on the back face of the protection box, and a trapper hanging area is arranged on the side face of the hanging plate; the trap protection box c