Concentration and ultrafiltration device for silica sol preparation

The concentration and ultrafiltration device comprises a mounting base, supporting frames are fixedly mounted on the two sides of the upper surface of the mounting base, a guide cylinder is fixedly mounted at the upper ends of the two supporting frames, and supporting pipes are fixedly connected to the two ends of the interior of the guide cylinder; wherein the ends, close to each other, of the two supporting pipes are fixedly connected with an ultrafiltration membrane, a rotating rod is arranged in the ultrafiltration membrane, crushing blades which are uniformly distributed are fixedly mounted on the outer ring surface of the rotating rod, a second bevel gear is fixedly mounted at one end of the rotating rod, and a first bevel gear is mounted on one side of the second bevel gear in an engaged manner. Firstly, raw materials are put into a connecting pipe through an arranged feeding pipe, then the raw materials are discharged into an ultrafiltration membrane through the connecting pipe, then a motor is starte