车内行李架辅助安装气动举升装置的设计与应用

摘要

The author introduces a kind of pneumatic lifting device for coach luggage rack and air duct assisted in-stallation, and elaborates its composition, working principle, manual reversing valve selection, cylinder selection and assembly matters needing attention.%介绍一种用于客车车内行李架及风道辅助安装的气动举升装置，并阐述该装置的组成及工作原理、手动换向阀和气缸的选型及组装注意事项。