▎ 摘　　要

NOVELTY - The utility model claims a sample processing device for graphene specific surface area analyzer, comprising a processing box, the processing box is provided with a sample box, two sides of the sample box through the first hollow shaft, the second hollow shaft is rotatably mounted on the inner wall of two sides of the processing box, the first hollow shaft is connected with a driving motor, the top of the sample box is provided with a feeding and discharging port, the first hollow shaft is penetrated with a separated liquid nitrogen cooling supply pipe, one end of the separated liquid nitrogen cooling supply pipe penetrating into the sample box is connected with a liquid nitrogen circulating pipe, the second hollow shaft is penetrated with a gas pipeline, the side wall of the sample box around the second hollow shaft is provided with several exhaust ports, the sample box is provided with a baffle net at the inner side of the exhaust port, the side wall of the processing box is provided with an exhaust pipe connected with the inner cavity of the second hollow shaft, the top of the processing box is provided with a feeding operation port and the bottom is provided with a discharging operation port. The utility model more quickly reaches the adsorption balance, the adsorption is more complete, it improves the accuracy and efficiency of the specific surface area detection.