通过分析桥梁检测车底盘设计要求,选择1款专用8×4平头载货车底盘作为桥梁检测车的基体,并对底盘进行了详细的结构设计和有限元分析计算,得到了车架的应力分布和变形情况,采用许用应力法作为评定依据,并进行了现场实地考核,结果证明,车架结构具有足够的强度储备,可以安全使用。 By analyzing the design requirements of the bridge detection car chassis, a special 8 × 4 flat truck chassis was selected as the base of the bridge detection car, and the chassis was detailed structural design and finite element analysis calculated, the stress distribution of the frame And deformation, the use of allowable stress method as the basis for assessment, and conducted on-site field assessment, the results show that the frame structure has sufficient strength reserves, you can safely use.