HGP-22A-F22L HGP-22A-F33L HGP-22A-F44L尽管都是液压元件，它们的自身功能和安装使用的技术要求也不尽相同，现分别介绍如下：动力元件：指的是各种液压泵，齿轮泵、叶片泵、柱塞泵、螺杆泵根据控制功能的不同，液压阀可分为压力控制阀、流量控制阀和方向控制阀
HGP-22A-F55L HGP-22A-F66L HGP-22A-F88L
HGP-22A-F99L HGP-22A-F1111L HGP-22A-F1212L
HGP-22A-L22R HGP-22A-L33R HGP-22A-L44R
HGP-22A-L55R HGP-22A-L66R HGP-22A-L88R
HGP-22A-L99R HGP-22A-L1111R HGP-22A-L1212R
HGP-22A-L22L HGP-22A-L33L HGP-22A-L44L
HGP-22A-L55L HGP-22A-L66L HGP-22A-L88L
HGP-22A-L99L HGP-22A-L1111L HGP-22A-L1212L
HGP-33A-F44R HGP-33A-F66R解决办法：液压管路应尽量固定，避免出现急弯 HGP-33A-F88R
HGP-33A-F1111R HGP-33A-F1313R HGP-33A-F1414R
HGP-33A-F1717R HGP-33A-F1919R HGP-33A-F2323R
HGP-33A-F2525R HGP-33A-F2828R HGP-33A-F3030R
HGP-33A-F44L HGP-33A-F66L HGP-33A-F88L
HGP-33A-F1111L HGP-33A-F1313L HGP-33A-F1414L
HGP-33A-F1717L HGP-33A-F1919L HGP-33A-F2323L
HGP-33A-F2525L HGP-33A-F2828L HGP-33A-F3030L
HGP-33A-L44R HGP-33A-L66R HGP-33A-L88R 执行元件有液压缸和液压马达压力控制阀又分为溢流阀（安全阀）、减压阀、顺序阀、压力继电器等；流量控制阀包括节流阀、调整阀、分流集流阀等；方向控制阀包括单向阀、液控单向阀、梭阀、换向阀等 HGP-33A-L1111R HGP-33A-L1313R HGP-33A-L1414R
HGP-33A-L1717R HGP-33A-L1919R HGP-33A-L2323R
HGP-33A-L2525R HGP-33A-L2828R HGP-33A-L3030R
HGP-33A-L44L HGP-33A-L66L HGP-33A-F88R
HGP-2A-F9R
HGP-2A-F11R
HGP-2A-F11R-X-4B
HGP-2A-F12R
HGP-3A-F2R-2B
HGP-3A-F6R-X-2B-10
HGP-3A-F6L-X-2B-10
HGP-3A-F8R
HGP-3A-F8R-X-2B-10
HGP-3A-F11R 液压系统的执行元件（液压缸和液压马达）的作用是将液体的压力能转换为机械能，从而获得需要的直线往复运动或回转运动 HGP-3A-F11R-2B
HGP-3A-F13R
HGP-3A-F14R
HGP-3A-F17R-X-2B-10
HGP-3A-F19R
HGP-3A-F23R-X-2B-10
HGP-3A-F25R
HGP-3A-F25R-X-2B
HGP-3A-F28R-X-2B-10
HGP-3A-F30R-X-2B-10
HGP-3A-F25-R-Y-4BD-10
HGP-33A-L1111L HGP-33A-L1313L HGP-33A-L1414L
HGP-33A-L1717L HGP-33A-L1919L HGP-33A-L2323L 整个液压系统应有良好的减振措施，同时还要避免外来振源对系统的影响根据《中国液压支架行业产销需求与投资预测分析报告前瞻》[3]统计，液压系统主要有以下缺点：
1、发热 由于传力介质（液压油）在流动过程中存在各部位流速的不同，导致液体内部存在一定的内摩擦，同时液体和管路内壁之间也存在摩擦，这些都是导致液压油温度升高的原因 HGP-33A-L2525L HGP-33A-L2828L HGP-33A-L3030L PR1-020 PR1-030 PR1-040 PR1-060 PR1-075 PR1-090 PR1-105 PR1-120
PR2-008 PR2-010 PR2-020 PR2-030 PR2-040 PR2-050 PR2-060 PR2-080
YB-E-6 YB-E-8 YB-E-10 YB-E-12 YB-E-16 YB-E-20 YB-E-25 YB-E-32 YB-E-40 YB-E-50 YB-E-63 YB-E-80 YB-E-100 YB-E-125 YB-E-160 YB-E-200由于液压油在管路中的高速流动而产生的冲击以及控制阀打开关闭过程中产生的冲击都是系统发生振动的原因 YB-E-200 YB-E-100 YB-E-80 YB-E-40 PVL12-14-65-F-1R-UU YB1-25 YB1-4 YB1-63 YB1-10 YB1-125 YB1-16
YB1-20 YB1-25 YB1-315 YB1-40 YB1-50 YB1-63 YB1-80 YB1-100 YB1-25 YB1-4 YB1-63 YB1-10 YB1-125 YB1-16 YB1-20 YB1-25 YB1-315 YB1-40 YB1-50执行元件有液压缸和液压马达3、泄漏 液压系统的泄漏分为内泄漏和外泄漏 YB1-63 YB1-80 YB1-100 PVL12-14-65-F-1R-UU YB1-10/10 YB1-10/6 YB1-10/4 YB1-10/25 YB1-6/4 YB1-6/25 YB1-4/4 YB1-4/25 YB1-25/25 YB1-25/10 YB1-25/6 YB1-25/4 YB1-25/25 YB1-20/10 YB1-20/6 YB1-20/4 YB1-20/25 YB1-16/10 YB1-16/6 YB1-16/4 YB1-16/25 YB1-12/10 YB1-12/6 YB1-12/4 YB1-12/25 YB1-25/25 YB1-25/20 YB1-25/16 YB1-25/12 YB1-20/20 YB1-20/16泄漏到环境中的液压油还有发生火灾的危险1、齿轮油泵和串联泵（包括外啮合与内啮合）两种结构型式 YB1-20/12 YB1-16/16 YB1-12/15 YB1-50/10 YB1-50/6 YB1-50/4 YB1-50/25 YB1-40/10 YB1-40/6 YB1-40/4 YB1-40/25 YB1-32/10 YB1-32/6 YB1-32/4 YB1-50/25 YB1-50/20 YB1-50/16 YB1-50/12 YB1-40/25 YB1-40/20 YB1-40/16 YB1-40/12 YB1-32/25