V2EX reduction gear

Reduction Gear

释义 Definition

减速齿轮;减速齿轮组(常指减速器中的齿轮机构):用于降低转速、提高输出扭矩的齿轮或齿轮组合,常见于电机传动、汽车与工业机械的传动系统中。(也常泛指“减速器/减速齿轮箱”的关键部分。)

例句 Examples

This motor needs a reduction gear to drive the conveyor.
这台电机需要一个减速齿轮来驱动输送带。

By using a planetary reduction gear, the system achieves high torque at low speed while keeping the housing compact.
通过采用行星减速齿轮,该系统在保持结构紧凑的同时,实现了低速大扭矩输出。

发音 Pronunciation (IPA)

/rdkn r/

词源 Etymology

reduction 来自拉丁语 reducere(“带回、引导回去”),在工程语境中引申为“把某个量降低/减小”,如降低转速(speed reduction)。
gear 与古诺斯语等日耳曼语源有关,原指“装备、器具”,后专指机械传动中的“齿轮/传动装置”。合起来 reduction gear 即“用于实现减速的齿轮装置”。

相关词 Related Words

文学与著作 Literary Works

  • Shigley’s Mechanical Engineering Design(《希格利机械工程设计》)常在传动系统与齿轮设计章节讨论减速齿轮/齿轮传动的选型与计算。
  • Machinery’s Handbook(《机械工程师手册/机械手册》)在齿轮、传动与减速相关条目中出现该术语。
  • Fundamentals of Machine Component Design(《机械零部件设计基础》一类教材常用英文书名)常用于描述减速传动与齿轮组配置。
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