Damp-proof dehumidification device for tunnel equipment box

The utility model discloses a moisture-proof dehumidification device for a tunnel equipment box, which comprises a box body, air vents are respectively formed in three heat conduction partition platesvertically arranged in the box body at equal intervals in an up-and-down staggered manner, and the three heat conduction partition plates divide the interior of the box body into a fan mounting areaat the left end and three dehumidification areas at the right end; an industrial fan is arranged in the fan installation area, second filter screens are installed at the lower ends of the dehumidification areas located at the two ends, damp-proof sponge is arranged at the upper ends of the second filter screens, and an electric heating piece is arranged in the dehumidification area located in themiddle. Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses: the beneficial effect is: Working time, the air flow can pass through the two second filter screens and the