Three-dimensional mask

Abstract

The invention provides a three-dimensional mask. The mask comprises a mask body and mask belts, wherein the mask body comprises a left sheet part and a right sheet part; each of the left sheet part and the right sheet part comprises a non-woven fabric layer, a filtering layer and a waterproof layer from outside to inside; one side of the left sheet part and one side of the right sheet part are mutually welded, so the waterproof layers of the left sheet part and the right sheet part are attached to each other; the mask belts are mounted on the other sides of the left sheet part and the right sheet part; and a nasal splint area, a middle area and a lower area are respectively arranged on the mutually-welded sides of the left sheet part and the right sheet part from top to bottom. According to the invention, the nose of a wearer is protected through the nasal splint area; the lower area protects the jaw of the wearer; the middle area protrudes higher than the nasal splint area, so the mouth of the wearer cannot make contact with the interior of the mask, and a comfort degree in wearing of the mask by the wearer is improved; and when the mask is not used, the inner side of the left sheet part and the inner side of the right sheet part are attached to each other, so pollution of the outside to the wearing side of the mask is isolated, and the mask is convenient to store.

Description

technical field [0001] The invention relates to the technical field of masks, in particular to a three-dimensional mask. Background technique [0002] People usually use masks for two purposes: first, to prevent pollutants such as impurities or germs from entering the user's respiratory tract; second, to protect other people from being attacked by germs and other pollutants exhaled by the user. [0003] In order to achieve the above purpose, the mask must keep close to the user's face. Due to the requirements in the technical requirements of GB19083-2010 medical protective masks, medical protective masks must provide good tightness; in addition, GB2626-2006 self-priming protective equipment - self-absorbing It is also required in the suction filter anti-particulate respirator that the mask must have good tightness, and the total leakage rate of the disposable mask must be less than 13% (KN90). Due to the difference in the face shape of the user, this requires that the mask ...

AI Technical Summary

Problems solved by technology

There are many types of masks on the market, and the most used in daily life is the flat mask, but because of the folds of this kind of mask, it is easy to come into contact with the user's lips, which reduces the comfort of wearing the mask, and the wearing surface of the flat mask is open easy to be polluted and inconvenient to store

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