▎ 摘　　要

NOVELTY - The utility model claims a graphene plate convenient for changing internal filler, comprising an outer frame; graphene filling layer and a friction pad; the left and right sides of the outer frame are provided with a lapping groove; and the inner wall of the lapping groove is fixedly installed with an extrusion pad; the inner fixedly connected with of the outer frame of the inner clapboard; and the cavity of the inner clapboard is filled with graphene filling layer; the upper part of the outer frame is movably installed with a butt plate; and the lower surface of the butting plate fixedly connected with with a fixing plate; and the upper part of the butting plate is provided with a sliding groove; the inner part of the sliding groove is movably provided with a sliding block; and the top of the sliding block is fixedly connected with connecting cover, the butting plate between the sliding groove and the adjacent sliding groove is provided with a groove; and the inner wall of the groove is fixedly provided with a lapping belt. The graphene plate convenient for changing the internal filler is convenient for changing the graphene filling material in the local position in the device, and it is convenient to install and disassemble the whole.