▎ 摘　　要

NOVELTY - The utility model claims a small hole high pressure extruding reinforcing structure for graphene production, comprising an upper locking ring and a lower locking ring; the left side of the upper locking ring is welded with a clamping block; the left side of the lower locking ring is welded with a clamping sleeve clamped and locked with the clamping block; the right side of the upper locking ring is welded with a fixing block inclined to the right lower corner; the right side of the lower locking ring is welded with a locking block jointed with the fixing block; the fixing block is further provided with a screw cap; the bottom end of the screw cap passes through the fixing block and is in threaded connection with the locking block; the upper locking ring and the lower locking ring are surrounded as a circular ring structure; and the inner side thereof is provided with a silica gel ring sleeve; The utility model is featured with simple structure, convenient installation and disassembly and good sealing performance.