天气预报 > 其他 > 叶片泵分哪几类它们各有何特点
叶片泵分哪几类它们各有何特点
更新时间: 2020-09-22 00:00:00  

按照泵的扬程不同,分为轴流泵、混流泵和离心泵三种;

轴流泵扬程在7m喜下,流量较大;混流泵扬程在7m以上,流量比轴流泵大;离心泵扬程最高,可达到几百米,对应的流量也最小;

叶片泵,是转子槽内的叶片与泵壳(定子环)相接触,将吸入的液体由进油侧压向排油侧的泵,叶片泵转子旋转时,叶片在离心力和压力油的作用下,尖部紧贴在定子内表面上,这样两个叶片与转子和定子内表面所构成的工作容积,先由小到大吸油后再由大到小排油,叶片旋转一周时,完成两次吸油与排油。

关键词: 叶片 它们 特点

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