微小型水液压双向泵发展概况  

Overview of Micro-small Water Hydraulic Bidirectional Pump

作　　者：娄方利 聂松林[1,2] 潘燚 纪辉[1,2] 马仲海 尹方龙[1,2] LOU Fangli;NIE Songlin;PAN Yi;JI Hui;MA Zhonghai;YIN Fanglong(Faculty of Materials and Manufacturing,Beijing University of Technology,Beijing 100124;Beijing Key Laboratory of Advanced Manufacturing Technology,Beijing University of Technology,Beijing 100124;The 705 Kunming Branch of China State Shipbuilding Corporation Limited,Kunming 650032)

机构地区：[1]北京工业大学材料与制造学部,北京100124 [2]北京工业大学先进制造技术北京市重点实验室,北京100124 [3]中国船舶第七〇五研究所昆明分部,昆明650032

出　　处：《机械工程学报》2023年第24期299-311,共13页Journal of Mechanical Engineering

基　　金：国家自然科学基金(51905011,51975010,52075007);北京市教委科技计划(KM201910005033,KM202110005031);北京市博士后基金(2020-ZZ-033)资助项目。

摘　　要：随着材料科学和制造技术的进步,以淡水或海水为工作介质的水液压技术得到蓬勃发展。水液压泵作为水液压系统的动力核心,研究方向趋向于微小型化、高功率密度化、高压化、智能化、电液融合化,在工程机械、食品医药、消防安全、海洋工程等领域得到广泛应用。结合应用需求,分别介绍国内外不同结构形式的微小型水液压双向泵,分析性能特点和主要应用场景。相比于国外系列产品和研究,国内现有的微小型水液压双向泵存在体积大、工作压力低、产品系列不成熟等问题。泵内部关于双向水润滑材料摩擦磨损、密封、生产成本、结构和技术创新的关键问题亟待解决,提出微小型水液压双向泵潜在的主要应用前景,为微小型水液压泵技术的发展提供参考。With the advancement of material science and manufacturing technology,water hydraulic technology using freshwater or seawater as the working medium has developed vigorously.As the power core of water hydraulic system,the research direction of water hydraulic pump tends to be miniaturization,high power density,high pressure,intellectualization,electro-hydraulic integration,which is widely used in construction machinery,food and medicine,fire safety,ocean engineering.Combined with application requirement,the micro-small water hydraulic bidirectional pump with different structures in domestic and abroad are presented,and the performance characteristics of different types of micro-small water hydraulic bidirectional pump are analyzed with the main application occasion listed.Compared with the research status at domestic and abroad,it is found that the domestic micro-small water hydraulic bidirectional pump has the problems of larger volume,lower working pressure and lower product maturity.The key problems that friction and wear of bidirectional water lubricating material,sealing,production cost,lack of structure and technological innovation in micro-small water hydraulic bidirectional pumps need to be solved urgently.The potential main application prospects of micro-small water hydraulic bidirectional pumps are proposed.This article provides a reference for the development of micro water hydraulic pump technology.

关 键 词：水液压 液压元件 微小型液压技术 液压泵 双向传动 

分 类 号：TH137[机械工程—机械制造及自动化]