Efficient screening device for potato starch production

The utility model discloses an efficient screening device for potato starch production, which relates to the technical field of starch screening and comprises a screening box, a supporting frame is arranged at the upper end of the screening box, a cyclone is arranged at the upper end of the supporting frame, a first conveying belt and a second conveying belt are arranged at the lower end of the screening box, and a sliding plate is arranged on the outer surface of one side of the screening box. Vibration motors are arranged on the two sides of the screen box, a coarse screen and a fine screen are arranged in the screen box, a pair of hooks is arranged on each of the two sides of the screen box, and a cylindrical spiral extension spring is arranged on the outer surface of the upper end of each hook. According to the utility model, the cyclone is arranged, so that certain moisture can be removed from agglomerated starch primary pulp during screening, and the screening speed is increased; the screening speed can