汽车变速箱P 挡驻车机构设计分析  

Design and Analysis of Parking Mechanism With P Gear of Automobile Gearbox

作　　者：郑利洲 Zheng Lizhou(Automobile Engineering institute,Guangzhou Automobile Group Co.Ltd.,Guangdong Guangzhou 511434)

机构地区：[1]广州汽车集团股份有限公司汽车工程研究院,广东广州511434

出　　处：《汽车实用技术》2020年第15期89-91,共3页Automobile Applied Technology

摘　　要：汽车自动变速箱中P挡驻车机构作为一项重要配置,在车辆长时间停放,特别是坡道停放的安全上起到了特别重要的作用。对于搭载自动变速箱的汽车,P挡机构的可靠性对车辆的安全性能有着非常重要的意义。文章主要从P挡驻车机构设计的角度,对结构设计上的几个关键点作简要阐述。As an important configuration,the parking mechanism with P gear in the automatic gearbox plays an important role in the long time parking of vehicles,especially the safety of parking on ramps.For cars equipped with automatic gearbox,the reliability of the P gear mechanism is very important to the safety of vehicles.This paper mainly from the point of view of P gear parking structure design,on the structure design of several key points are briefly described.

关 键 词：P挡驻车机构 设计 解档力 棘齿效应 临界驻车车速 

分 类 号：U463[机械工程—车辆工程]