1, product characteristics and USES
The compressed oxygen self-rescuer is a use of compressed oxygen oxygen self-rescue device for gas source, in be used wear respiratory system to connect with people, form a isolation type of closed-circuit respiratory system, mainly used in the coal mine gas explosion disasters such as occurs for the individual to escape. The self-rescuer also applies to chemical equipment maintenance or the use of toxic or harmful gas leak emergency rescue; Can also be applied to oil production in the use and high-rise buildings in case of toxic gas prominent when a fire escape.
2, work principle,
Oxygen from the cylinder after reducing valve through quantitative hole into the air. Inhale oxygen from air by the suction valve mouth enters the body. Exhale, gas after the respiration valve, the breathing tube into the clean tank, exhaled carbon dioxide absorbed by co2 absorber and the rest of the oxygen into the air and oxygen mixture flow pressure reducer, such persons involved in the respiratory cycle again and again. When lack of oxygen in air bags, auto supplies, oxygen by the cylinder into the air, such as is still not satisfied, use manual replenishment, content of oxygen for human, guarantee the wearer's breath.