V2EX rod end

Rod End

释义 Definition

Rod end(杆端接头/拉杆端头):一种安装在杆(如拉杆、连杆、液压缸活塞杆)末端的连接件,用于把杆与其他部件连接起来,常见形式包括带球面关节的杆端轴承(spherical rod end / Heim joint),以便在承受拉/压载荷时允许一定角度的摆动与对中误差。

发音 Pronunciation (IPA)

/rd nd/

例句 Examples

The mechanic replaced the worn rod end on the steering linkage.
技师更换了转向连杆上磨损的杆端接头。

After the upgrade, the rod end with a spherical bearing reduced vibration and tolerated slight misalignment under heavy load.
升级后,带球面轴承的杆端接头降低了振动,并能在重载下容许轻微的安装不对中。

词源 Etymology

该短语由 rod(杆、棒)+ end(末端) 组成,字面意思就是“杆的末端”。在机械工程语境中逐渐固定为专门术语,用来指代安装在杆端用于连接、铰接或调节的接头/轴承组件。

相关词 Related Words

文学与典籍 Literary Works

  • Machinery’s Handbook(《机械工程手册》)在连杆连接、轴承与紧固件相关章节中常见该术语
  • Shigley’s Mechanical Engineering Design(《希格利机械设计》)在关节/连接与载荷传递的设计讨论中会出现相关用法
  • 各类汽车维修与工程技术手册(如转向系统、悬挂与连杆机构章节)中频繁出现(尤其在“tie-rod end/rod end”语境下)
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