Positive pressure respirator
A technology of positive pressure breathing and breathing mask, applied in the field of respirators, which can solve the problems of unsuitable respiratory protection, large volume, short air supply time, etc.
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[0015] The present invention will be further described below in conjunction with accompanying drawing.
[0016] see figure 1 , the multi-stage air filter 1, CO filter 2, pressure reducer 3, aerosol humidifier 4 and vortex tube 5 are connected in series in sequence, the multi-stage air filter 1 is connected to the compressed air supply source, and the vortex tube 5 passes through The conduits are connected with a plurality of flow regulating valves 6 and a plurality of breathing masks 7 .
[0017] The multi-stage air filter 1 includes but not limited to a three-stage air filter.
[0018] The aerosol humidifier 4 for controlling air humidity has a flow regulating function, and can adjust the humidity according to actual needs.
[0019] The vortex tube 5 used to control the air temperature has a flow regulating function, and can adjust the temperature as required.
[0020] The breathing mask 7 is a breathing mask with one-way breathing function, that is, when the breathing mas...
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