▎ 摘　　要

NOVELTY - The utility model claims a centrifuge convenient for taking test tube, comprising a machine shell and a machine cover, the other end of the machine cover is provided with an opening and closing component, the lower part of the machine shell is horizontally provided with a separating plate, the machine shell located below the separating plate is provided with a centrifugal driving component, the top end of the centrifugal driving component passes through the separating plate and horizontally installed with a rotating seat, the periphery of the outer side wall of the rotating seat is rotatably provided with multiple rollers, the inner side wall of the shell is provided with an annular groove for rolling the roller, the upper part of the rotating seat is provided with a mounting groove with upward opening, the mounting groove is rotatably provided with a gear, the gear is coaxially mounted with a rotating shaft. The utility model is provided with a lifting plate provided with a top rod and a top plate, and a rotating seat provided with a strip-shaped tooth plate and a connecting rod, matching with the gear, after finishing the centrifugation, solving the problem that the taking test tube is not convenient; lifting the top plate in the placing groove; it is convenient for placing test tubes with different lengths, the applicability is high, so as to improve the processing efficiency of the graphene.