摘要
起重机的吊臂伸缩都是由液压缸驱动,根据吊臂数量不同,液压缸的布置及结构形式也不同。本文介绍了吊臂用双级液压缸的结构和特点,以及双级液压缸在起重机吊臂上的应用与发展。
Crane boom expansion is driven by the hydraulic cylinder.According to the number of lifting booms,the layout and structure of the hydraulic cylingder is also different.In this paper introduces the structure and characteristics of two-stage hydraulic cylinder.And the application and development of two-stage hydraulic cylinder in crane boom.
出处
《工程机械与维修》
2020年第S01期204-206,共3页
Construction Machinery & Maintenance
关键词
起重机
吊臂
双级液压缸
crane
boom
two-stage hydraulic cylinder