CN212787523U

CN212787523U - Closed protective mask

Info

Publication number: CN212787523U
Application number: CN202020746614.5U
Authority: CN
Inventors: 刘莹; 桂娜
Original assignee: Tianjin huanhu hospital
Current assignee: Tianjin huanhu hospital
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2021-03-26
Anticipated expiration: 2030-05-08

Abstract

The utility model provides a closed protective facial mask, including the gauze mask main part, the last border department of gauze mask main part is equipped with two bellied sealed pads, and sealed pad is located the neighbouring user's of gauze mask one side, and is relative with the position of user's bridge of the nose both sides recess, and the inside of sealed pad is equipped with and holds the chamber, holds the intracavity and is equipped with flexible bubble body, and the border department of gauze mask main part is equipped with the dressing strip. The closed protective mask can effectively fill gaps on two sides of the nose wing, effectively reduce the pressure of the mask on the face of a user and improve the wearing comfort of the mask; the foam body can deform according to the facial characteristics of a user, can adapt to wearing of various facial shapes, and keeps the fitting performance of the mask and the facial shapes of the user; the hydrocolloid dressing strip has certain viscosity and elasticity, can be tightly attached to the face of a user, achieves the sealing effect and prevents air leakage; the hydrocolloid dressing strip has strong water absorption, can absorb moisture in sweat and exhaled air of a user, and is not easy to loosen and separate.

Description

Closed protective mask

Technical Field

The utility model relates to a gauze mask technical field especially relates to a closed protective facial mask.

Background

Point out among the correlation technique, because the user when wearing the gauze mask, bridge of the nose department can be with the middle part border department jack-up of gauze mask, can cause the partial laminating of gauze mask and bridge of the nose both sides not tight, produce huge gap, lead to the outside air not through filtering, just can directly enter into inside the gauze mask through the gap, inhaled by the user, the filter effect of gauze mask has been reduced, on the other hand, to the user who wears glasses, the moisture of exhalation can rise to the glasses lens through this gap, cause and fog in the lens, influence user's the field of vision.

Among the prior art, to the sealed problem of gauze mask of bridge of the nose part, take mostly to add the nose clip in the border department at gauze mask middle part, perhaps add the foam pad piece in the alar department of nose, but because the nose clip has certain resilience, it is limited to cause its sealed time, moreover because everyone's the bridge of the nose highly different, the foam pad piece can not satisfy all consumers' demand, and the foam pad piece contacts facial skin for a long time, can influence the travelling comfort that the consumer wore.

Disclosure of Invention

In view of this, the present invention aims to overcome the above-mentioned drawbacks of the prior art and provide a sealed protective mask, which has good sealing property, is comfortable to wear and is suitable for a wide range of people.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a closed protective facial mask, includes the gauze mask main part, the last border department of gauze mask main part is equipped with two bellied sealed pads, sealed pad is located the neighbouring user's of gauze mask one side, and is relative with the position of user's bridge of the nose both sides depressed place, the inside of sealed pad is equipped with and holds the chamber, it is equipped with flexible bubble body to hold the intracavity, the border department of gauze mask main part is equipped with the dressing strip.

Furthermore, the sealing gasket is of a bag-shaped structure formed by the separation of parts of the mask body, and the outer edge of the sealing gasket is formed between the filter layers of the mask body through bonding or sewing.

Further, the sealing gasket is composed of a bonded or sewn mask body filtering layer, and the material of the sealing gasket is consistent with that of one side, close to a user, of the mask body.

Furthermore, the two bubble bodies are symmetrical in structure, the thickness of the end part, close to the nose bridge, of each bubble body is larger than that of the end part, far away from the nose bridge, of each bubble body, the whole bubble body is streamline, and the structure accords with the human facial engineering structure.

Furthermore, the bubble body is filled with a flowable filler, the filler deforms when being extruded, and the shape of the bubble body changes along with the deformation of the filler.

Furthermore, the bottom of the containing cavity is provided with a moisture absorption strip, the moisture absorption strip is in a wedge shape, the thickness of the bottom of the moisture absorption strip is smaller than that of the top of the moisture absorption strip, and the thickness of the moisture absorption strip is smaller than that of the foam body.

Further, the dressing strip is located one side of the mask close to the user, the edge surrounding the mask main body is enclosed to form a closed ring shape, and the dressing strip covers the middle ridge of the sealing gasket.

Furthermore, the width of the dressing strip is 0.5-1 cm, protective paper is attached to the surface of the dressing strip, and the width of the protective paper is larger than that of the dressing strip.

Furthermore, a nose clip is arranged at the position, opposite to the nose bridge of a user, of the mask main body, the nose clip is located at the upper end of the mask main body, and the length of the nose clip is larger than the distance between the two bubble bodies.

Furthermore, the nose clip is fixed on the outer surface of the mask body or between filter layers of the mask body in a bonding mode, and the nose clip is a metal sheet or a metal plastic composite sheet.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this closed protective facial mask utilizes the good compliance of latex bubble body for the sealed gap that fills the nose wing both sides effectively of filling up, can effectively alleviate the gauze mask and to the pressure that the user face caused, improve the comfort level that the gauze mask wore.

(2) The closed protective mask has the advantages that the foam body can deform according to the facial characteristics of a user, can adapt to wearing of various facial shapes, and keeps the fitting performance of the mask and the facial shapes of the user.

(3) This closed protective facial mask, hydrocolloid dressing strip have certain viscidity and elasticity, can closely laminate with user's face, reach airtight effect, prevent gas leakage.

(4) The closed protective mask has the advantages that the hydrocolloid dressing strip has strong water absorption, can absorb moisture in sweat and exhaled air of a user, and is not easy to loosen and release.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

fig. 1 is a schematic view of an outer side structure of a sealed protective mask according to the present invention;

fig. 2 is a schematic view of an inner side structure of a sealed protective mask according to the present invention;

fig. 3 is a schematic cross-sectional structure view of a sealed protective mask according to the present invention;

fig. 4 is a schematic structural view of the protective paper of the closed protective mask of the present invention.

Description of reference numerals:

1-mask body; 11-a seal gasket; 111-a containment chamber; 112-vesicle; 113-absorbent strip; 12-a nose clip; 2-tying a lace; 3-dressing strip; 31-protective paper.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The invention will be described in detail with reference to the following examples with reference to the accompanying drawings:

as shown in fig. 1 to 4, a closed protective mask comprises a mask body 1, wherein the mask body 1 is formed by hot melting a plurality of layers of filter materials and can also be formed by hot pressing superfine fiber materials, two convex sealing gaskets 11 are arranged at the upper edge of the mask body 1, the sealing gaskets 11 are positioned at one side of the mask close to a user and are opposite to the positions of the concave parts at the two sides of the nose bridge of the user, the sealing gaskets 11 can be formed in various ways, in some embodiments, the sealing gaskets 11 are bag-shaped structures formed by separating parts of the mask body 1, and the outer edges of the sealing gaskets 11 are formed by bonding or sewing the filter layers of the mask body 1; in other embodiments, the sealing gasket 11 is composed of a filter layer of the mask body 1 which is adhered or sewn, and the material of the sealing gasket 11 is the same as that of the side of the mask body 1 adjacent to the user;

the sealing gasket 11 is internally provided with an accommodating cavity 111, a flexible foam body 112 is arranged in the accommodating cavity 111, the foam body 112 is made of light, thin and flexible materials and can be made of common materials such as latex and the like, the two foam bodies 112 are symmetrical in structure, the thickness of the end part, close to the nose bridge, of the foam body 112 is larger than that of the end part, far away from the nose bridge, of the foam body 112, the whole foam body is streamline, the foam body is in accordance with the facial engineering structure of a human body and is matched with the shape of the face of the human body, and the interior;

the filler in the foam body 112 can be liquid, gas or flowable fine particles to support the shape of the foam body according to the requirement, the particle size of the particles needs to take the flowability and comfort into consideration, the gap on the two sides of the nose bridge is filled by the sealing gasket 11, so that the mask can form a better fit relation with the face of a person, and the filler can deform when being extruded, so that the foam body 112 changes the shape along with the deformation of the filler, and the requirements of different people are met;

because the hot air exhaled by the user in the buckle cover can not be exhausted, in order to ensure the dryness in the mask main body 1, the bottom of the accommodating cavity 111 is provided with a moisture absorption strip 113, the moisture absorption strip 113 can be made of common moisture absorption materials such as polypropylene spun-bonded non-woven fabrics, in order to ensure the wearing comfort of the user and reduce the unnecessary contact between the mask and the face of the user, the moisture absorption strip 113 is wedge-shaped, the thickness of the bottom of the moisture absorption strip is smaller than that of the top of the moisture absorption strip, and the thickness of the moisture absorption strip 113 is smaller than that of the bubble body 112;

in order to prevent the penetration of viruses, the edge of the mask main body 1 is provided with the dressing strip 3, the dressing strip 3 is positioned on one side of the mask, which is close to a user, and surrounds the edge of the mask main body 1 to form a closed ring shape, and the dressing strip 3 covers the middle ridge of the sealing gasket 11 to ensure that the face of the user is in contact and sealed with the edge of the mask, so that the mask forms a closed cavity on the face of the user, thereby avoiding the situation that unfiltered air enters the oral cavity and the nasal cavity of the user from a gap between the mask and the face, reducing the risk of virus infection, and preventing the air exhaled by the user from flowing into eyes from the bridge of the nose to cause the problem that the glasses are fogged and cannot see;

the dressing strip 3 is made of a medical hydrocolloid dressing which has certain viscosity and elasticity and can be tightly attached to the face of a user to achieve a sealing effect and prevent air leakage, and the hydrocolloid dressing has strong water absorption and can absorb moisture in sweat and exhaled air of the user and is not easy to loosen and release;

in order to reduce skin damage caused by repeated use of the dressing strip 3 and ensure the attaching effect, the width interval of the dressing strip 3 is between 0.5 cm and 1cm, the surface of the dressing strip 3 is attached with protective paper 31 for preventing the dressing strip 3 from being infected with impurities, and the width of the protective paper 31 is greater than that of the dressing strip 3;

in order to increase the supporting force of the nose bridge to the mask, a nose clip 12 is arranged at the position, opposite to the nose bridge of a user, of the mask main body 1, the nose clip 12 is located at the upper end of the mask main body 1, the length of the nose clip is larger than two distances between the bubbles 112, a certain stabilizing effect can be achieved on the shapes of the bubbles 112, the nose clip 12 is fixed on the outer surface of the mask main body 1 or between filter layers of the mask main body 1 in a bonding mode, the nose clip 12 is a metal sheet or a metal plastic composite sheet, the material has certain three-dimensional formability and memory, and a frame body can be formed at the nose bridge of the user and used for supporting the mask.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a closed protective facial mask, its characterized in that, includes gauze mask main part (1), the last border department of gauze mask main part (1) is equipped with two bellied sealed pads (11), sealed pad (11) are located the neighbouring user's of gauze mask one side, and are relative with the position of user's bridge of the nose both sides depressed place, the inside of sealed pad (11) is equipped with holds chamber (111), it is equipped with flexible bubble body (112) in chamber (111) to hold, the border department of gauze mask main part (1) is equipped with dressing strip (3).

2. The hermetic protective mask according to claim 1, wherein: the sealing gasket (11) is a bag-shaped structure formed by the separation of the parts of the mask main body (1), and the outer edges of the sealing gasket (11) are formed by bonding or sewing the filtering layers of the mask main body (1).

3. The hermetic protective mask according to claim 1, wherein: the mask is characterized in that the sealing gasket (11) is composed of a bonded or sewn mask main body (1) filtering layer, and the material of the sealing gasket (11) is consistent with that of one side, adjacent to a user, of the mask main body (1).

4. The hermetic protective mask according to claim 1, wherein: the two bubble bodies (112) are symmetrical in structure, the thickness of the end part, close to the nose bridge, of each bubble body (112) is larger than that of the end part, far away from the nose bridge, of each bubble body, and the whole bubble bodies are streamline.

5. The hermetic protective mask according to claim 1, wherein: the bubble body (112) is filled with a flowable filler, the filler deforms when being extruded, and the shape of the bubble body (112) changes along with the deformation of the filler.

6. The hermetic protective mask according to claim 1, wherein: the bottom of the accommodating cavity (111) is provided with a moisture absorption strip (113), the moisture absorption strip (113) is wedge-shaped, the thickness of the bottom of the moisture absorption strip is smaller than that of the top of the moisture absorption strip, and the thickness of the moisture absorption strip (113) is smaller than that of the foam body (112).

7. The hermetic protective mask according to claim 1, wherein: the dressing strip (3) is positioned on one side of the mask, which is close to a user, and surrounds the edge of the mask main body (1) to form a closed ring, and the dressing strip (3) covers the middle ridge of the sealing gasket (11).

8. The hermetic protective mask according to claim 1, wherein: the width of the dressing strip (3) is 0.5-1 cm, protective paper (31) is attached to the surface of the dressing strip (3), and the width of the protective paper (31) is larger than that of the dressing strip (3).

9. The hermetic protective mask according to claim 1, wherein: the mask body (1) is provided with a nose clip (12) at a position opposite to the bridge of the nose of a user, the nose clip (12) is positioned at the upper end of the mask body (1), and the length of the nose clip is greater than the distance between the two bubbles (112).

10. The hermetic protective mask according to claim 9, wherein: the nose clip (12) is fixed on the outer surface of the mask main body (1) or between filter layers of the mask main body (1) in a bonding mode, and the nose clip (12) is a metal sheet or a metal plastic composite sheet.