Smoke shielding face mask
The invention discloses a smoke shielding face mask. The smoke shielding face mask comprises a face mask body made of light-transparent materials. One end of a gas outlet cavity is mounted on the inner wall of the face mask body, a water vapor absorption device is mounted on the inner wall of the ga...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The invention discloses a smoke shielding face mask. The smoke shielding face mask comprises a face mask body made of light-transparent materials. One end of a gas outlet cavity is mounted on the inner wall of the face mask body, a water vapor absorption device is mounted on the inner wall of the gas outlet cavity, and a plurality of small holes are formed in the inner wall of the gas outlet cavity and are communicated with the water vapor absorption device. One end of an air suction cavity is mounted on the inner wall of the face mask body, a filter device is arranged in the air suction cavity, the inner wall of the suction cavity is provided with an air vent, and the air vent is communicated with an air guide tube. A water tank is positioned on the upper side of the air suction cavity, the bottom of the water tank is provided with an injection hole, and the injection hole penetrates through the air suction cavity and positioned on the upper side of the filter device. Two clamp fasteners are mounted on two s |
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