V2EX rotary vane pump

Rotary Vane Pump

定义 Definition

旋片泵(rotary vane pump):一种常见的容积式泵/真空泵,靠转子在泵腔内旋转,并通过可滑动的叶片(旋片)与泵壳形成密封腔室,完成吸入压缩排出过程。常用于抽真空(如实验室真空系统、制冷维修)或输送某些液体(视结构与工况而定)。在真空领域最常见的是油封旋片真空泵

发音 Pronunciation (IPA)

/rotri ven pmp/

例句 Examples

A rotary vane pump can evacuate a small chamber quickly.
旋片泵可以很快把一个小腔体抽成真空。

Because it relies on tight clearances and lubrication, a rotary vane pump may lose performance if the oil is contaminated or the vanes wear down.
由于依赖精密间隙与润滑,若油液被污染或旋片磨损,旋片泵的性能可能会下降。

词源 Etymology

rotary 来自 “rotate(旋转)”,源于拉丁语 rotare(使转动);vane 原指“风向标/叶片”,与“薄片状、可受力转动的片”有关;pump 源于中古荷兰语/低地德语中表示“抽吸、泵送”的词。合起来直译为“旋转的叶片式泵”,强调其以旋转与叶片分隔腔室来完成输送/抽气。

相关词 Related Words

  • Vacuum
  • Compressor
  • Positive-Displacement
  • Diaphragm Pump
  • Gear Pump
  • Cavitation
  • Seal
  • Lubrication
  • 文学与著作中的用例 Literary Works

    • Perry’s Chemical Engineers’ Handbook(《佩里化学工程师手册》):在真空获得与机械真空泵章节中常提到旋片泵作为基础真空设备。
    • Marks’ Standard Handbook for Mechanical Engineers(《马克斯机械工程师标准手册》):在泵与真空系统相关条目中会出现 rotary vane pump。
    • Vacuum Technology and Applications(真空技术与应用类教材/专著,常见于工程与实验室真空课程参考书):讲解机械泵原理时常以旋片泵为典型结构之一。
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