▎ 摘　　要

NOVELTY - The utility model claims a blood purifying device with multi-layer filtering effect, comprising an infusion tube, an upper chamber, a lower filtering chamber and two-way joint, the infusion tube is provided with an upper chamber by a bolt; the upper filtering chamber is set with a mounting plate, one side of the upper filter chamber is provided with micro-filtration membrane through the bolt, one end of the micro-filtration membrane through bolt is set with ultra-filtration membrane, end of the infusion tube is provided with a micro electromagnetic pump through a bolt; the top of the upper chamber is set with a fastening screw cap, the lower end of the upper chamber provided with the lower chamber through a bolt, one side of the lower filtering chamber by a fixing plate provided with a dialysis liquid storage tank; the upper end of the upper filtering chamber and the lower end of the lower filtering chamber are provided with a graphene flexible film by a bolt. The utility model has obvious effect, simple operation, and it is durable and can meet the working requirement, and it is suitable for being widely popularized.