▎ 摘　　要

NOVELTY - The utility model claims a multi-stage device, comprising a dispersing device for graphene subject, a pedestal and a walking wheel; the base is set under the device main body, the device main body of the bottom middle position fixedly connected with the ultrasonic generating device, the multi-stage dispersing device for graphene, by material distributing pipe set above the inside of the dispersion chamber, one end of the material distributing pipe is connected with the feed delivery pipe, the inner part of the material distributing pipe is provided with multiple baffle plates, and the height of the baffle are increased, the dispersant in the design, a conveying pipe under the blowing of the blower enters into the feed pipe; the baffle on the dispersing agent for blocking, and material distributing hole from the corresponding output so as to realize dispersant uniformly scattering the dispersion chamber, convenient to mixed with the graphene, by setting dispersing cavity, the pre-dispersion chamber is provided with two corresponding crushing roller, can realize the pre-dispersed graphene, which is convenient for subsequent graphene dispersion, improve the dispersion ratio.