The hoisting hoist used for the river gate is used for the opening and closing of the river gate and for the discharge of water. The hoisting hoist is a kind of automatic closing machine, which belongs to a new type of special mechanical tool for hydraulic engineering. It is a lifting device connected with the gate with a steel cable or a steel cable pulley group. The lifting mechanism is driven by winding and releasing the steel cable through a gear transmission system. It is also called a fixed wire rope winch. Its structure is simple, easy to manufacture, easy to maintain and repair, and it is widely used in the opening and closing of various types of gates.