▎ 摘　　要

NOVELTY - The utility model claims a graphene multi-stage sieving device with drying function, comprising an outer shell, a hot blower and a sieving groove assembly installed in the inner cavity of the outer shell, the sieving groove assembly comprises a first-stage sieving groove vertically distributed along the inner cavity of the shell body; a second-stage sieving groove and a third-stage sieving groove, and a sieving groove and a second-stage sieving groove respectively with the transversely set screw rod motor, the third-stage sieving groove is connected with the vibrating motor to form a multi-stage sieving structure, the hot blower is provided with multiple, respectively is set on the first-stage sieving groove, the upper part of the second-stage sieving groove and the third-stage sieving groove; by setting the multi-stage sieving structure, capable of finely sieving the graphene with different particle size, at the same time, setting the surrounding set hot blast blower to dry the graphene in the sieving process, effectively avoiding caking; swinging sieving and vibrating sieving; distinguishing the frequency of sieving, effectively saving energy.