Batch filtering and recycling device for secondary reverse osmosis concentrated water treatment

The utility model discloses a batch filtration recovery device for secondary reverse osmosis concentrated water treatment, which comprises a shell stably arranged on the ground, a water inlet is arranged at the top of the left side of the shell, a water outlet is arranged at the bottom of the right side of the shell, and a quartz sand filter plate, an activated carbon filter plate and a microfiltration filter plate are respectively arranged in the shell. Meanwhile, mounting plates are mounted at the tops of the quartz sand filter plate, the activated carbon filter plate and the microfiltration filter plate; groups of rotating rods are distributed at the top of the shell at equal intervals, the rotating rods are hinged to the top of the shell, the rotating rods are distributed on the outer side of the inserting opening in groups, and a sealing air bag is installed on the inner wall of the inserting opening; a sliding groove is formed in the inner wall of the inserting opening, and an inserting block is connect