一种液压操动机构动密封结构的优化改进  

Optimization and Improvement on Dynamic Seal Structure of a Hydraulic Operating Mechanism

作　　者：蒋龙 张润田 陈静 谢正波 许艳蒲[2] 范雪丽 JIANG Long;ZHANG Run-tian;CHEN Jing;XIE Zheng-bo;XU Yan-pu;FAN Xue-li(China Southern Power Grid EHV Transmission Company,Qujing 655000,China;Xi'an Xidian High-voltage Switch Operating Mechanism Co.,Ltd.,Xi'an 710077,China)

机构地区：[1]南方电网超高压输电公司,云南曲靖655000 [2]西安西电高压开关操动机构有限责任公司,陕西西安710077

出　　处：《液压气动与密封》2021年第3期66-70,共5页Hydraulics Pneumatics & Seals

基　　金：南方电网超高压输电公司资金项目(CGYKJXM20170420)。

摘　　要：液压操动机构密封性能是影响其可靠性的重要因素,该文针对一种液压操动机构储能模块的动密封结构进行了研究,对该部位动密封结构及密封性能进行了分析,找到了影响储能活塞动密封性能的主要因素,通过对不同密封结构的对比分析,经过设计计算,提出了一种对储能活塞动密封结构的优化改进方案,通过试验验证,该优化改进方法有效提升了液压操动机构储能模块的密封性能。The sealing performance of hydraulic operating mechanism is an important factor affecting its reliability.This paper studies the dynamic sealing structure of an energy storage module of hydraulic operating mechanism,analyzes the dynamic sealing structure and sealing performance of this part,and finds out the main factors affecting the dynamic sealing performance of energy storage piston.Through the comparative analysis of different sealing structures,after design and calculation,a new type of dynamic sealing structure is proposed The optimization and improvement scheme of dynamic seal structure of energy storage piston is verified by experiments,which effectively improves the sealing performance of energy storage module of hydraulic operating mechanism.

关 键 词：液压操动机构 动密封 结构 优化 

分 类 号：TH137[机械工程—机械制造及自动化] TB42[一般工业技术]