The movable dam hydraulic dam used for agricultural irrigation and other construction refers to the hydraulic concrete lifting dam, which is a relatively simple movable dam technology in water conservancy technology. It is widely used in agricultural irrigation, fisheries, ship locks, seawater tidal barriers, urban river landscape projects and small hydropower stations. Hydraulic dams, water conservancy landscape movable dams, hydraulic lifting dams, hinged movable dams, collectively referred to as movable dams, have the incomparable advantage of large spans over conventional sluices.