Bridge crane is a commonly used lifting equipment, usually used for handling and hoisting goods in factories, warehouses, docks, and other places. It consists of a bridge frame, lifting machinery, and electrical equipment, which can move along the span direction to achieve functions such as lifting, lateral movement, and vertical lifting. Bridge cranes are usually composed of a bridge, a crane, a trolley, and a lifting mechanism. The bridge is the main structure of the entire crane, supporting and transmitting the load of the crane; A crane is a moving mechanism that spans over a bridge and can travel along the tracks of the bridge; A small car is a moving mechanism that spans over a large vehicle and can travel along its tracks; The crane structure is a mechanical device used for lifting and handling goods. Bridge cranes have the characteristics of simple structure, stable operation, and high lifting efficiency, and are widely used in various industrial fields. At the same time, it also has multiple control methods, such as manual control, wireless remote control, and automatic control, which can be selected according to actual needs.