V2EX valve spring

Valve Spring

释义 Definition

阀门弹簧,也称气门弹簧。一种安装在发动机气门机构中的弹簧,用于在凸轮轴推动气门打开后,将气门迅速弹回关闭位置,确保气门的密封性和发动机的正常运转。在机械工程中,也可泛指安装在各类阀门上用于复位的弹簧。

发音 Pronunciation

/vlv spr/

例句 Examples

The mechanic replaced the worn valve spring to fix the engine misfire.
机修工更换了磨损的气门弹簧,以修复发动机失火的问题。

When a valve spring loses its tension, the valve may not close properly, leading to a loss of compression and reduced engine performance.
当气门弹簧失去张力时,气门可能无法正常关闭,导致压缩损失和发动机性能下降。

词源 Etymology

valve 源自拉丁语 valva,原意为"门扇"或"折叠门",后引申为控制流体通断的装置。spring 源自古英语 springan,意为"跳跃、弹起",后来指代具有弹性恢复力的金属部件。两词组合 valve spring 作为机械术语,随着内燃机的发明和普及(19世纪末至20世纪初)而广泛使用,专指使气门复位的弹性元件。

相关词汇 Related Wods

文学与文献引用 Literary References

  • 在海勒(Joseph Heller)的《第二十二条军规》(Catch-22)中,有对飞机发动机部件包括阀门弹簧的描写,用以展现战时机械维修的荒诞与紧迫。
  • 罗伯特波西格(Robert M. Pirsig)的《禅与摩托车维修艺术》(Zen and the Art of Motorcycle Maintenance)中多次提及发动机内部零件,包括气门弹簧,作为探讨技术与哲学关系的切入点。
  • 在众多汽车工程技术手册中,如 Internal Combustion Engine Fundamentals (John B. Heywood) 中,valve spring 是核心术语之一,被详细讨论其设计、材料与疲劳寿命。
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