Amino acid water-soluble fertilizer fine filtration device

The utility model discloses a fine filtration device for an amino acid water-soluble fertilizer, which belongs to the technical field of fine filtration equipment and comprises a tank body for treating the amino acid water-soluble fertilizer, a rectangular mounting box is mounted on the side surface of the tank body, and a screw rod for auxiliary adjustment is mounted on the inner side of the mounting box. A stepping motor for providing adjusting power for the lead screw is mounted at the top end of the mounting box, a movable block is in threaded connection with the periphery of the lead screw, one end of the movable block penetrates through a limiting groove formed in the side face of the mounting box to be connected with a sealing cover, the fixed end of a driving motor is mounted at the top end of the sealing cover, and the driving end of the driving motor penetrates through the sealing cover to be connected with a connecting disc. Two symmetrical linkage rods are welded to the side face of the connecting