Formaldehyde purification device applied to plates

The utility model discloses a formaldehyde purification device applied to a plate. The device comprises a purification chamber and a mounting plate, two vertically-arranged mounting plates are fixedlyconnected to the bottom end of the interior of the purification chamber; a sliding groove is formed in the mounting plate; a plurality of hot plates are slidably connected between the two mounting plates, sliding blocks matched with the sliding grooves are arranged at the two ends of each hot plate, a hydraulic cylinder is fixedly connected to the top end in the purifying chamber, a pressing plate is fixedly connected to the bottom end of a telescopic rod of the hydraulic cylinder, a fan is embedded in one side of the top end of the purifying chamber, and the air outlet end of the fan is connected with a purifying tank through a connecting pipe. According to the utility model, plates are placed between the hot plates; electric heating wires in the hot plates are used for heating, the telescopic rods push the pres