Sany Automobile Manufacturing Co., Ltd.

Jiangbo Li

Shihui Xie

Biao Deng

DaPeng Xu

Xi Guo

An operation vehicle, comprising a vehicle body and a cab provided at a front end of the vehicle body, and further comprising a boom device. The boom device comprises at least seven booms hinged end to end in sequence. When the boom device is in a folded state, a fifth boom and a sixth boom are located on the same straight line, a seventh boom is located below the sixth boom, and end portions of at least two booms in the seven booms are located above the cab. The technical solutions of the present application overcome the defect in the prior art that the flexibility of boom construction of the operation vehicle is low.

Operation vehicle

The present disclosure provides a boom, a boom assembly and a work machine. The work machine comprises a boom support structure and the boom assembly connected to the boom support structure, wherein the boom assembly comprises a plurality of first booms hinged to one another, at least one of the first boom is the boom, the boom has a box-type structure and comprises a body comprising a first body portion and a second body portion, the first body portion and the second body portion overlapping each other to enclose and form the box-type structure. The boom can be designed to have a light weight, and a split-type design facilitates simplifying a mold, improving the versatility of a mold, alleviating the inconsistent of thermal deformation of the boom, and facilitating later maintenance.

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Hunan, China

Jiangbo Li