拖拉机提升器卡阀故障原因分析与设计改进  

Analysis of Failure Causes and Design Improvement for Valve Getting Stuck of the Tractor Lifter

作　　者：吴学新[1] 王元新 

机构地区：[1]山东水利职业学院,山东省日照市276826 [2]山东里能里彦矿业有限公司,山东省邹城市273517

出　　处：《农业装备与车辆工程》2012年第11期70-72,共3页Agricultural Equipment & Vehicle Engineering

摘　　要：阐述了拖拉机液压提升器主控制阀和回油阀卡阀的故障现象、产生卡阀的原因分析,提出了避免液压提升器主控制阀和回油阀卡阀的方法。通过对主控制阀和阀套的结构分析和改进设计,减少了拖拉机提升器主控制阀卡阀故障的产生。The analysis of failure phenomenon and causes for the main control valve and oil return valve of the tractor lifter getting stuck is expounded. The methods to avoid it are put forward. Through the construction analysis and design improvement for the main control valve and valve sleeve, the getting stuck phenomenon of the main control valve can be reduced and avoided.

关 键 词：拖拉机 液压提升器 主控制阀 回油阀 

分 类 号：S219.032.4[农业科学—农业机械化工程]