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发明名称
一种油缸迈步式薄煤层采煤机牵引部及液压系统
摘要
一种油缸迈步式薄煤层采煤机牵引部及液压系统,采用双泵供液,当推进油缸处于空行程时,通过换向阀,将油源切换为低压供液;当推进油缸处于工作状态时,切换为高压供液。该发明充分运用比例控制方式,实现了压力与流量的复合控制,最大程度减化了系统设计。同时,巧妙运用增压回路,实现局部高压使系统整体性能得到优化,对其他类似功能的液压系统有较强的应用推广价值。
申请公布号
CN106609672A
申请公布日期
2017.05.03
申请号
CN201510694611.5
申请日期
2015.10.21
申请人
田荣侠
发明人
田荣侠
分类号
E21C29/22(2006.01)I
主分类号
E21C29/22(2006.01)I
代理机构
代理人
主权项
一种油缸迈步式薄煤层采煤机牵引部及液压系统,其特征是:所述油缸迈步式采煤机应用液压缸牵引技术,采用仿生机器人的原理,爬行前进,采用3组行走机构交替工作, 以带动采煤机移动。
地址
110180 辽宁省沈阳市浑南新区浑河堡街76号
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