V2EX cardan joint

Cardan Joint

释义 Definition

万向节(又称“卡丹万向节”):一种用于在两根不共线的旋转轴之间传递扭矩与转速的机械连接件,允许一定角度的偏转,常见于汽车传动轴、工业传动装置等。(更广义上常与 universal joint 同义;在某些语境中也可特指特定结构形式。)

发音 Pronunciation (IPA)

/krdn dnt/

例句 Examples

The mechanic replaced the worn cardan joint.
技师更换了磨损的万向节。

Because the shaft is misaligned, a cardan joint is used to transmit torque while allowing angular movement, though it can introduce speed fluctuation at larger angles.
由于轴系存在偏斜,使用万向节在允许角位移的同时传递扭矩,但在较大夹角下可能带来转速波动。

词源 Etymology

Cardan 来自文艺复兴时期意大利学者 Gerolamo Cardano(杰罗拉莫卡尔达诺)的姓氏;与他相关的“Cardan suspension(卡丹悬挂)”等装置在机械史上较有名。joint 源自拉丁语系,表示“连接处/关节”。合起来 cardan joint 指以卡尔达诺之名命名的传动连接件,即常说的万向节

相关词 Related Words

文学与典籍 Literary Works

  • 《Machinery’s Handbook(机械工程师手册)》:在轴系连接与传动部件章节中常提及 cardan joint/universal joint 的结构与应用。
  • 《Shigley’s Mechanical Engineering Design(希格利机械工程设计)》:讨论机械传动与连接件时会出现该术语,用于说明万向节的运动学特性与设计要点。
  • 《Fundamentals of Machine Component Design(机器零部件设计基础)》:在联轴器、轴与关节连接的内容中常使用该词汇。
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