Water and soil separation device capable of preventing water and soil loss

The utility model belongs to the technical field of environmental protection, and particularly relates to a water and soil separation device capable of preventing water and soil loss, which aims at solving the problem of inconvenience in silt cleaning in the prior art and comprises a water and soil loss treatment box, and a transmission box is bolted on the surface of the water and soil loss treatment box; a small chain wheel is meshed with the left side of the interior of the chain; a rotating shaft is bolted to the axis of the rear side of the small chain wheel; the rear end of the rotating shaft extends into the water and soil loss treatment box; the front end and the rear end of the surface of the rotating shaft are rotationally connected with the interior of the water and soil loss treatment box in a sleeving manner; the surface of the rotating shaft is bolted with a plate frame, two sides of the plate frame are bolted with water-soil separation frames, the water-soil separation frames are used for separ