980S型装载机的变速操纵阀  

Speed-changing Control Valve on Loader Model 980S

作　　者：方匡阳 郑志驶 陈莉 

机构地区：[1]浙江临海海宏集团有限公司

出　　处：《工程机械》1999年第12期26-28,53,共3页Construction Machinery and Equipment

摘　　要：本文介绍引进ＣＡＴ９８０Ｓ型装载机变速器及变矩器液压控制系统的构成、工作原理，并对该变速器系统中液压控制元件──变速操纵阀的保护功能和自动回复空挡位置等功能及变矩器系统进行了较详细的分析。What introduced in the article is the features, main Speed-changing Control Valve on Loader Model 980S The composition and working principle of hydraulic control system for transmission and torque converter on imported CAT980S loader are introduced in the article. The protection and automatic neutral-return functions of the speed-changing control valve, hydraulic control element in transmission system. and the torque converter system are analyzed in details.

关 键 词：变矩器 变速器 变速操纵阀 装载机 

分 类 号：TH243.03[机械工程—机械制造及自动化]