Sany Automobile Manufacturing Co., Ltd.

Xi Guo

Shihui Xie

Jiangbo Li

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

Xi Guo