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Mask for effectively preventing spectacles from condensing fog droplets

A mask and glasses technology, applied in clothing, clothing, protective clothing, etc., can solve problems such as fogging of glasses lenses, impact on vision, and impact on traffic safety, and achieve the effect of avoiding fogging and blurring of glasses

Inactive Publication Date: 2019-01-18
李丹
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, for people who wear glasses, wearing a mask in winter will seriously affect the vision. When riding, the impact of fogging on the glasses lens will seriously affect the traffic safety.

Method used

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  • Mask for effectively preventing spectacles from condensing fog droplets
  • Mask for effectively preventing spectacles from condensing fog droplets
  • Mask for effectively preventing spectacles from condensing fog droplets

Examples

Experimental program
Comparison scheme
Effect test

Embodiment

[0019] Such as Figure 1-5 Shown, a kind of mouth mask that effectively avoids glasses to condense mist, comprises mouth mask body 1, is provided with two exhalation valves 2 symmetrically along the midline on the mouth mask body 1; Orifice for valve 2; see image 3 As shown, the boundary of the exhalation valve 2 is closed and connected with the wall of the opening, and the specific sealing method can be ultrasonic pressing or gluing; An airtight nose pad 3; the exhalation valve 2 includes an air inlet 2.1 and an exhaust port 2.2; the lower part of the nose pad 3 is provided with an airflow channel communicated with the air inlet 2.1 of the exhalation valve 2 ; Between the air inlet 2.1 and the exhaust port 2.2, there is a one-way open valve plate 2.3; the valve plate 2.3 is close to the outer end of the air inlet 2.1 to prevent the air flow from flowing from the outside to the inside of the mask; The outside of the exhaust port 2.2 is provided with an outer cover 2.4, the ...

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PUM

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Abstract

The invention discloses a mask for effectively preventing spectacles from condensing fog droplets, which comprises a mask body (1), wherein at least one expiratory valve (2) is arranged on the mask body (1); The mask body (1) is provided with an opening through which the expiratory valve (2) is installed; The boundary of the expiratory valve (2) is sealingly connected with the opening wall; The mask body (1) is provided with a nasal cushion (3) for tightly fitting with the bridge of the nose and the face; The exhalation valve (2) comprises an intake port (2.1) and an exhaust port (2.2); The lower part of the nasal cushion (3) is provided with an air flow passage communicating with an air inlet (2.1) of the expiration valve (2); The invention can well avoid the leakage of the exhaled gas from the upper part of the mask, thereby avoiding the situation that the water vapor leaked from the upper part condenses on the spectacle lens and causes the spectacle fog to be blurred.

Description

technical field [0001] The invention relates to a mask which can effectively avoid condensation droplets of glasses. Background technique [0002] As the air pollution becomes more and more serious and the smog days become more and more frequent, masks have become a necessary daily necessities for people to travel, especially in winter, and they are also necessary for cycling. However, for people who wear glasses, wearing a mask in winter will seriously affect the vision. Especially when riding, the impact of fogging on the glasses lens will seriously affect the traffic safety. Contents of the invention [0003] The technical problem to be solved by the present invention is to overcome the above disadvantages of the prior art: to provide a mask that can effectively avoid condensation droplets of glasses. [0004] The technical solution of the present invention is as follows: a kind of mouth mask that effectively avoids glasses condensation mist, comprises mouth mask body...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): A41D13/11
Inventor 李丹
Owner 李丹
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