齿轮液压泵的结构合理性探讨  

Reasonability discussion about structure of gear hydraulic pump

作　　者：张宗元[1] 赵升吨[1] 

机构地区：[1]西安交通大学机械工程学院,陕西西安710049

出　　处：《锻压装备与制造技术》2014年第1期29-32,共4页China Metalforming Equipment & Manufacturing Technology

摘　　要：在简介了传统的双齿轮泵流量波动大、结构受力对称性差、易产生泄露和磨损等不足基础上,指出研发齿轮泵新型泵体结构的必要性。简要分析了平衡式多齿轮泵、多联齿轮泵、平衡式复合泵的基本原理和结构特征,分析了各自的排量、流量、传动件受力情况等动态特性,提出了改善齿轮泵受力状况、减少磨损、降低泄露、减少流量波动的途径。指出高压化、低流量脉动、低噪声、大排量、变排量、集成化是齿轮泵的发展方向。The weakness of conventional double gear pump,including large flows fluctuations,asymmetric structure,the leakage and wear problems etc.,have been introduced in the text.The necessity of new structure for gear pump has been pointed out.The basic principle and structural characteristics of balanced gear pump,multiple gear pumps,and balanced compound pump have been analyzed.The dynamic characteristics of displacement,flow,driving part stress condition have been analyzed,and the way to improve above situation has been put forward.It is pointed out that the characteristics including high pressure,low flow pulsation,low noise,large discharge capacity,discharge and integration are the development direction of gear pump.

关 键 词：机械设计 齿轮泵 复合齿轮泵 结构 合理性 

分 类 号：TH137.51[机械工程—机械制造及自动化]