Water and soil conservation ecological device

The invention belongs to the technical field of water and soil conservation equipment, and discloses a water and soil conservation ecological device which comprises a supporting frame, the top of the supporting frame is in threaded connection with a movable frame assembly, and the movable frame assembly is provided with a pit digging assembly and a plurality of sapling clamping assemblies; the bottom of the supporting frame is in threaded connection with a flow guide frame. A plurality of fixing nails are installed at the bottom of the supporting frame and the bottom of the flow guide frame. The pit digging assembly comprises a sliding plate which is in sliding connection with the moving frame assembly; an L-shaped plate is arranged at the bottom of the sliding plate, a first motor is arranged at the top of the sliding plate and provided with a rotating shaft penetrating through the sliding plate, the rotating shaft is in threaded connection with a sleeve penetrating through the L-shaped plate, the sleeve is