The invention relates to the technical field of engineering machinery, in particular to an arm support assembly and an engineering vehicle. The arm support assembly comprises an arm support and a lifting device, wherein the arm support comprises an arm body and an arm head, and the arm head is arranged at the upper end of the arm body; and the lifting device comprises a first pulley device, a second pulley device and a driving device, the first pulley device is arranged on the arm head, the second pulley device is connected to the first pulley device and located below the first pulley device, the driving device is in driving connection with the second pulley device, and the second pulley device is driven to lift and/or the second pulley device is driven to swing around a wheel shaft of the first pulley device. Therefore, the performance of the arm support can be improved.
本公开涉及工程机械技术领域,特别涉及一种臂架组件和工程车辆。臂架组件包括:臂架,包括臂身和臂头,臂头设置于臂身的上端;和起升装置,包括第一滑轮装置、第二滑轮装置和驱动装置,第一滑轮装置设置于臂头上,第二滑轮装置连接于第一滑轮装置,并位于第一滑轮装置的下方,驱动装置与第二滑轮装置驱动连接,并驱动第二滑轮装置升降和/或驱动第二滑轮装置绕第一滑轮装置的轮轴摆动。基于此,可改善臂架的性能。
Arm support assembly and engineering vehicle
臂架组件和工程车辆
2021-12-24
Patent
Electronic Resource
Chinese
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European Patent Office | 2023
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