Single-inlet single-outlet snorkeling face mask
A face mask and single-entry technology, which is applied in transportation and packaging, ships, underwater operation equipment, etc., can solve the problems that users are easy to inhale exhaust gas, achieve the effects of reducing fogging, solving poor breathing, and clear vision
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[0039] Please refer to Figure 1 to Figure 5 As shown, it shows the specific structure of the preferred embodiment of the present invention, including a transparent mask body 10, a silicone mask body 20 and a double-track breathing tube 30.
[0040] This silicone mask body 20 is installed on the inner surface of transparent mask body 10, and the inner surface of silicone mask body 20 is formed with expiratory cavity 21, and the inner surface of silicone mask body 20 and transparent mask body 10 is formed with suction chamber. Air cavity 22, and the silicone mask body 20 is provided with the first one-way valve plate 41 that makes the inhalation cavity one-way connected to the exhalation cavity 21; in this embodiment, the transparent mask body 10 is made of PC material, and the The bottom of the transparent mask body 10 is provided with a water leakage valve 42, which can effectively discharge after preventing accidental water ingress. An outer frame 44 is provided, on which a...
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