Slurry water recovery device of concrete mixing plant

The utility model discloses a concrete mixing plant slurry water recovery device which comprises a base, the left side of the top of the base is fixedly connected with a sand-gravel separation box, the top of the sand-gravel separation box is fixedly connected with a feeding hopper, and the top of the front surface of the sand-gravel separation box is provided with a pull groove; first sliding grooves are formed in the left side and the right side of the top of an inner cavity of the sand-gravel separation box, a filter screen is movably connected to the inner cavity of the sand-gravel separation box, a handle is fixedly connected to the front surface of the filter screen, and first sliding plates are fixedly connected to the left side and the right side of the filter screen correspondingly. Through cooperative use of the gravel separation box, the feed hopper, the filter screen, the double-thread screw, the driving motor, the sliding block, the scraper, the limiting rod, the discharge port and the storage bo