Long-necked respirator
A respirator and long-neck technology, applied in the field of medical relief supplies, can solve the problem that the respirator cannot be used for underwater breathing, etc., and achieve the effects of convenient wearing and dismounting, promoting blood circulation, and smooth airflow.
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Embodiment 1
[0032] Embodiment one: figure 1 — Figure 8 , Figure 13 , the long-necked respirator includes a flat (or curved) shell 1, a ring-shaped flexible sealing ring 2 is provided on one side of the shell 1 (in the case of an arc-shaped shell, an annular flexible seal is provided on the periphery of the concave arc surface ring), the flexible sealing ring 2 can seal the outer contours of the nose and mouth, the upper and lower sides of the housing 1 or the flexible sealing ring 2 are respectively provided with fixing belts, and the flexible sealing ring 2 is made of harmless flexible materials such as silica gel.
[0033] The shell 1 is provided with an opening in the area between the nose and the mouth, and a standpipe 3 is connected to the opening in a sealed manner, and the upper end of the standpipe 3 is bifurcated to form an air outlet pipe 4 and an air inlet pipe 5 respectively. A regulating valve is arranged at the bifurcated position; the intake pipe is connected with the c...
Embodiment 2
[0037] Embodiment two: see Figure 12 , the content is basically the same as that of Embodiment 1, and the similarities will not be repeated. The difference is that a sealed eye mask is connected to the upper side of the housing, and the eye mask includes a lens and a flexible sealing ring around the lens.
Embodiment 3
[0038] Embodiment three: the accompanying drawing is not drawn, can refer to figure 1 — Figure 8 , Figure 12 , the content is basically the same as that of Embodiment 1, and the similarities will not be repeated, but the difference is: Figure 7 and Figure 8 Among them, the regulating performance of the regulating valve can also be satisfied without setting the magnetic material. The standpipe 3 is vertically upward, and the air shielding sheet can loosen the blocking of the air outlet pipe by sagging naturally. When the air intake pipe is in the air, it can push the air baffle to turn over and block the air outlet pipe. When the air intake pipe is not in the intake pipe, the compressor will cause the air intake pipe to be closed. At this time, the air baffle will hang down naturally, and the airflow exhaled by the human body will not flow into the air intake pipe. , can only be discharged from the outlet pipe.
[0039] The present embodiment depends on the natural dro...
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