Reverse osmosis membrane sewage treatment device

The invention relates to the technical field of sewage treatment, and discloses a reverse osmosis membrane sewage treatment device which comprises a standing box, a transfer box and a water outlet box, a worm is rotatably connected between the opposite outer surfaces of two vertical plates, a motor is fixedly mounted on the outer surface of the rear side of the rear vertical plate, and a water inlet is formed in the middle of the motor. The outer surface of the vertical shaft on the rear side is fixedly sleeved with a worm gear, a driving gear and a first half gear, the outer surface of the vertical shaft on the front side is fixedly sleeved with a driven gear and a second half gear, the outer surface of the second half gear is movably meshed with a rack, and a scraping plate is arranged on the outer surface of the bottom of the fixing frame. A motor drives a worm to rotate, the worm drives a worm gear to rotate, so that a driving gear rotates, a driven gear is matched to drive a first half gear and a second