Double Girder Overhead Crane

Double girder overhead crane is a kind of bridge crane with two main beams. It is usually composed of straight rail, crane main beam, electric chain hoist and trolley, power supply and distribution system, and electrical control system. It is composed of a bridge, a large vehicle operating mechanism, a small car, electrical equipment, and so on. The bridge comprises two main beams, two end beams, the platform, and the guardrail and other components. The trolley guide rail, and the lifting mechanism, and the trolley walking mechanism are installed above, and the trolley wheels and their walking mechanism are installed below.