Title:
LIFE CABIN EMERGENCY BREATHING AIR SWITCHING SYSTEM
Document Type and Number:
WIPO Patent Application WO/2023/159727
Kind Code:
A1
Abstract:
The present invention relates to the field of medical pressure containers, and disclosed is a life cabin emergency breathing air switching system, comprising a life cabin, an air delivery mask, a therapeutic breathing air source, an emergency breathing air source, a breathing air switching device, a fire detector, and a fire extinguishing device. The supply of the therapeutic breathing air source and the emergency breathing air source is switched by means of the breathing air switching device, such that the oxygen content in the life cabin is reduced; the fire extinguishing device comprises a fire extinguishing cavity communicated with the life cabin; and the fire extinguishing device is used for extinguishing fire in the life cabin in a suction circulation mode. The present invention can effectively improve the survivability of personnel in the life cabin when the fire occurs in the life cabin, and reduce the risk of respiratory tract burn and suffocation of the personnel in the life cabin.
Inventors:
GAO QING (CN)
LIU YAOJIAN (CN)
LIU YAOJIAN (CN)
Application Number:
PCT/CN2022/087280
Publication Date:
August 31, 2023
Filing Date:
April 18, 2022
Export Citation:
Assignee:
ANKANGTAI YANTAI INST OF LIFE SCIENCES CO LTD (CN)
International Classes:
A62B7/02; A61G10/02; A62B31/00; A62C31/00
Domestic Patent References:
| WO2019009570A1 | 2019-01-10 |
Foreign References:
| CN2528428Y | 2003-01-01 | |||
| CN210118927U | 2020-02-28 | |||
| CN101156819A | 2008-04-09 | |||
| CN201676118U | 2010-12-22 | |||
| JPH05317450A | 1993-12-03 |
Attorney, Agent or Firm:
BEIJING WITAL PATENT AGENCY CO., LTD (CN)
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