CHAINED HIGH-RISE FIRE HAZARD ESCAPE DEVICE

摘要

A chained high-rise fire hazard escape device comprises a bearing chain, a plurality of constant speed devices, and a safety rope, and is used for group escaping of many people in fire hazard. The bearing chain is light and resistant to firing in use, the constant speed devices used by escapers may not have blocking breakdown in descending, and a speed control component in each constant speed device is not easily abraded, produces a small amount of heat, and has high safety and reliability. The chained high-rise fire hazard escape device can be used by many people to escape at the same time.