V2EX panic bar

Panic Bar

释义 Definition

panic bar(也叫 push bar / crash bar):指安装在紧急出口门上的横杆式装置,人在紧急情况下只需用身体或手一推即可快速开门疏散,常用于公共建筑以满足消防与安全疏散要求。

发音 Pronunciation (IPA)

/pnk br/

例句 Examples

The emergency exit has a panic barjust push to open.
紧急出口门上有推杠,只要一推就能打开。

During the fire drill, the crowd moved fast because the doors released with a panic bar instead of a key.
消防演习时,人群疏散得很快,因为门用的是紧急推杠,不需要钥匙就能打开。

词源 Etymology

panic 源自希腊语 Pan(牧神潘),引申为“突发的恐慌”;bar 来自古法语 barre,意为“横杠”。合在一起,panic bar 字面意思是“用于恐慌/紧急情况下的横杠”,强调在紧急疏散时可以快速开启门扇的功能。

相关词 Related Words

文学与著名作品 Literary Works

  • NFPA 101: Life Safety Code(生命安全规范)
  • *International Building Code (IBC)*(国际建筑规范)
  • Architectural Graphic Standards(建筑制图与规范参考书)
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