出口洛杉矶轴箱内置式铰接构架转向架设计  

Design and research on a bogie model with articulated frame and inboard axle box for export to Los Angeles

作　　者：张文康 薛世海 刘海涛 赵卓 刘志远 高纯友 ZHANG Wenkang;XUE Shihai;LIU Haitao;ZHAO Zhuo;LIU Zhiyuan;GAO Chunyou(Bogie R&D Department,CRRC Changchun Railway Vehicle Co.,Ltd.,Changchun,Jilin 130062,China)

机构地区：[1]中车长春轨道客车股份有限公司转向架研发部,吉林长春130062

出　　处：《机车电传动》2024年第6期35-41,共7页Electric Drive for Locomotives

基　　金：国家重点研发计划项目(2022YFB4301202)。

摘　　要：近年,我国动车组和地铁实现了快速发展,国内各主机厂不断开拓国外市场,其中中车长春轨道客车股份有限公司相继获得了美国波士顿、洛杉矶等多个海外城市的地铁项目订单。根据洛杉矶地铁项目要求,中车长春轨道客车股份有限公司结合美国和欧洲标准,研发试制了轴箱内置式柔性铰接构架地铁转向架,并完成了各类分析和试验验证。文章重点介绍了该类型转向架的技术参数、设计结构及其相关计算与验证工作,研究表明该转向架具有良好的轮重均衡能力和曲线通过能力。In recent years,China has achieved rapid development in the fields of EMUs and metros,with original equipment manufacturers(OEMs)making significant strides in exploring foreign markets.CRRC Changchun Railway Vehicle Co.,Ltd.(CRRC Changchun)has received successive orders for metro vehicles from oversea cities,such as Boston and Los Angeles of USA.In response to the requirements of the Los Angeles metro rail project,CRRC Changchun has developed and trial-produced a metro bogie model with flexibly articulated frames and inboard axle boxes,based on American and European standards.The company has also completed various analyses and experimental verifications for this bogie model.This paper focuses on introducing its technical parameters,structural characteristics,and related calculations and verifications.The research results confirm the superior capacities of this bogie model in wheel load balancing and curve passing ability.

关 键 词：转向架 轴箱内置悬挂 铰接构架 球铰轴承 曲线通过 

分 类 号：U231[交通运输工程—道路与铁道工程] U260.331[机械工程—车辆工程]