试题与答案

简述外啮合齿轮泵的特点及应用。

题型:问答题 简答题

题目:

简述外啮合齿轮泵的特点及应用。

答案:

参考答案:

外啮合齿轮油泵的优点有结构简单、制造方便、价格低廉、工作可靠、自吸能力强,对油液污染不敏感。缺点是:噪音较大,输出油量不均,由于油腔压力在于吸油腔压力,使齿轮和轴承受力不均,因此磨损快,泄漏大。这种齿轮泵一般多用于低压液压系统,也有的用于中层液压系统。

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