▎ 摘　　要

NOVELTY - The utility model model claims a graphene composite material fast drying device, comprising a drying tower, a vibration sieving groove and a circulating pipe, the top and bottom of the drying respectively is provided with a feeding port and a discharging port, two ends respectively the circulating pipe is connected with the feeding port and the discharging port, the feeding port and the discharging port are provided with a negative pressure generator; the vibration sieving groove is connected to the vibration device, and is installed below the feeding port in the drying tower for vibrating screen material; the inner side wall of the drying tower is provided with a plurality of hot air ports, the hot air port is connected to the hot air generator; by setting the circulating pipe and the negative pressure generator, the graphene material in the drying tower to form a reciprocating circulation of the drying structure, effectively ensures the uniformity and finish degree of drying, at the same time, the drying tower is vertically placed can increase the drying distance and drying area of the graphene material, reaches the effect of fast drying.