Hand operated gate opening and closing machine, also known as manual screw opening and closing machine, is a type of flat gate opening and closing machine equipment that is operated manually. It has self-locking function, and the gate can stay in any position. And equipped with anti-theft nozzle and special wrench, with anti-theft water function Screw hoist has fast steering and speed change, and can be started manually. Advantages such as light shaking and flexible opening and closing. Its structure consists of a casing, a hood, a bracket, nuts, screws, large and small bevel gears, pressure bearings, and a hand crank.