Internal structure of crane boom

The internal structure of the crane boom is shown in the following figure:

Crane is a common name of crane, which is a kind of lifting and handling machinery widely used in ports, workshops, electric power, construction sites and other places. The name crane is the unified title of lifting machinery. Often referred to as cranes are mainly truck cranes, crawler cranes and tire cranes. The use of cranes is related to lifting equipment, emergency rescue, lifting, machinery and rescue.

Extended data:

Crane type:

1. Mobile: truck crane, crawler crane, traveling crane, etc.

2. Fixed type: wharf crane, tower crane, portal crane, etc. ?

The name crane is a unified title. Generally speaking, cranes refer to truck cranes, crawler cranes and tire cranes.

Truck crane: Truck crane is commonly known as truck crane. The concept of truck crane is to combine the truck with the crane and work directly without assembly. The advantages are convenience and flexibility, high working efficiency, fast conversion and high working efficiency.

Crawler crane: Crawler crane is the abbreviation of crawler crane, which is a crane that gets off the train and walks on the crawler. Its advantages are high lifting capacity, and it can walk with load. It has a strong promotion ability. The disadvantage is that it is troublesome to disassemble and assemble, and the boom can't expand and contract freely, so the limitation is too strong. Suitable for large factories, working in the factory.