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1、1液压抽油机设计液压抽油机设计摘摘 要要一种液压传动式石油开采抽油机，由包括液压泵、马达、控制阀、管路辅件在内的液压 元件及相关机械零件装配组连为一个整体构成液压传动部件，通过其中的液压传动部件中的 液压马达传动轮的轮面式或者齿式或者槽式传动结构与相对应的一端与采油油井的抽油泵连 接杆相接的带式或者链式或者绳索式柔性传动件相配合，构成该机的往复工作机构。 通过由机、电、液元器件装配组连所构成的工作冲程和冲次调整控制系统来调整和控制 该机往复工作机构，牵引石油油井的抽油泵按设定的冲程和冲次连续往复工作。电动机的动 力输出轴端与液压泵的转子轴端直接或者经由连轴构件实现配合连接，经由液压控制阀、工
2、作液过滤器、管路、附件将工作液容箱和液压泵之间组连成液压控制和工作回路，构成该液 压传动部件的液压动力源部分。 一种滑块式盘传动低速大扭矩液压马达的传动盘的外周直接装配轮面备有与绳或者带或 者链式柔性传动件相对应配合的传动结构的传动轮，即构成该部件的动力转换和传动部分。 其特点是:结构简单,制造、使用、维护成本低，明显节能。 关键词：液压泵 1，液容箱 2，控制阀 3，传动轮 4 河南科技大学本科毕业设计论文4Hydraulic pumping unit design ABSTRACTA hydraulic drive type oil pumping unit, by including h
3、ydraulic pumps, motors, control valves, piping accessories, including hydraulic components and mechanical parts associated with the assembly as a whole constitutes a group of hydraulic components, through which the hydraulic parts of the hydraulic motor drive wheel or gear wheel surface, or trough-t
4、ype structure corresponding to the transmission side and the oil wells pump connecting rod connecting the belt or chain or rope-style flexible transmission parts matched to form reciprocating machine working bodies. Through the mechanical, electrical, hydraulic components, the assembly constituted b
5、y the work group with stroke and rushed revision control system to adjust and control the aircraft reciprocating body traction pump oil wells set by the stroke and the rushing back and forth consecutive working . Motor power output shaft and the pump rotor shaft directly or through a coupling compon
6、ent to achieve with the connection, via the hydraulic control valve, the working fluid filters, piping, accessories will be the working fluid between the tank and pump together into groups and work- loop hydraulic control, hydraulic components that make up the hydraulic power source part. One kind o
7、f slider-style disk drive low speed high torque hydraulic motor drive plate assembly wheel peripheral surface with a direct and flexible rope or belt or chain drive transmission parts corresponding with the structure of the drive wheel, which constitute the components of the power conversion and tra
8、nsmission parts. It features: simple structure, manufacture, use, maintenance costs low, clear energy. KEY WORDS： hydraulic pump 1, the tank liquid 2, the control valve 3, wheel drive 4河南科技大学本科毕业设计论文5目目 录录前前 言言.7第第 1 章章 液压传动的发展概况和应用液压传动的发展概况和应用.101.1 液压传动的发展概况.101.2 液压传动的特点及在机械行业中的应用.11第第 2 章章 液压传动的
9、工作原理和组成液压传动的工作原理和组成.122.1 工作原理.122.2 液压系统的基本组成.12第第 3 章章 液压系统工况分析液压系统工况分析.133.1 运动分析、负载分析、负载计算.133.2 液压缸的确定.143.2.1 液压缸工作负载的计算液压缸工作负载的计算.153.2.2 确定缸的内径和活塞杆的直径确定缸的内径和活塞杆的直径.153.2.3 计算液压缸在工作循环中各个阶段的压力、流量和功率的实际值计算液压缸在工作循环中各个阶段的压力、流量和功率的实际值.16第第 4 章章 拟定液压系统图拟定液压系统图.174.1 选择液压泵型式和液压回路.174.2 选择液压回路和液压系统的合成.17第第 5 章章 液压元件的选择液压元件的选择.205.1 选择液压泵和电机.
