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Shanghai Fangzhan Fire Technology Co.,Ltd

Tel: +86-021-68150888

Fax: +86-021-68151883

Mobile: +86-13918202119


Add: NO.41 Building 41 Lane 83, Hongxiang North RD, Wanxiang Town, Pudong New Area, Shanghai China


The Working Principle Of Portable Breathing Apparatus

Wear personnel from the lungs breath, exhale by mask, tee, hose and exhalation valve into the clean tank, clean tank in the absorber after absorb the carbon dioxide in the breath gas composition, the rest of the gas into the air.

In addition, the storage of the oxygen in oxygen bomb is entered into the bag, high-pressure pipe, pressure reducer rendezvous of oxygen gas, when wear personnel inhale, oxygen gas from air suction valve, suction hose, the mask into the lungs, so as to complete a respiratory cycle. In this cycle, the air flow is always flowing in one direction because the call valve and the suction valve are one-way valves.