17
闭式回路
见左图:变量液压泵和液压马达 的泄漏油通过独立的管路引回油 箱,所以系统需要补充油液。
见右图:通过一个与主泵相连的 辅助泵,可以通过两个单向阀向 这种回路的低压侧补充液压油。 多余的油通过溢流阀回油箱。
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9
额定转速
允许连续工作的最高转 速
最高转速
允许短时工作的最高转 速
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Basic Principle of APU 轴向柱塞泵基本原理
液压泵分类
机械原理
结构形式
模式
齿轮
齿轮泵
外啮合齿轮泵 内啮合齿轮泵
摆线泵
螺杆泵
螺杆泵
叶片
叶片泵
单作用叶片泵 双作用叶片泵
柱塞
径向柱塞
活塞偏心式 轴偏心式
轴向柱塞
斜盘式
斜轴式 © All rights reserved by Bosch Rexroth AG, as well in cases of trade mark rights applications. All rights of disposal as copy of passing by us.