Sealed and moisture-proof fire-fighting box

The utility model provides a sealed and moisture-proof fire-fighting box, and relates to the field of dehumidification. The sealed damp-proof fire-fighting box comprises a door body and a fire-fighting box body, an air pump is fixedly connected to the outer side of the fire-fighting box body, two exhaust pipes are arranged between an air inlet of the air pump and the fire-fighting box body, a plurality of inclined grooves are formed in the two sides of the interior of the fire-fighting box body, and one-way valves are fixedly connected to the other two sides of the interior of the fire-fighting box body; and a square groove is formed in the top of the fire-fighting box. According to the sealed moisture-proof fire-fighting box, gas cooled by the dehumidification box can enter the fire-fighting box again through the ventilation pipeline, the square groove and the one-way valve, the dehumidification work in the fire-fighting box is completed, the dehumidification work in the fire-fighting box is not communicated