CN211298528U

CN211298528U - Protective mask

Info

Publication number: CN211298528U
Application number: CN202021382116.3U
Authority: CN
Inventors: 张宏忠; 赵宏晔; 胡静; 刘简佳; 白蕊; 郭卫红
Original assignee: Beijing Topnew Group Co ltd
Current assignee: Beijing Topnew Group Co ltd
Priority date: 2020-07-15
Filing date: 2020-07-15
Publication date: 2020-08-21
Anticipated expiration: 2030-07-15

Abstract

The utility model provides a protective facial mask, include: the mask body is provided with a moisture absorption layer, a filter layer and a water-resistant layer which are sequentially stacked from inside to outside, the moisture absorption layer, the filter layer and the water-resistant layer are respectively composed of an upper sealing structure, a middle structure and a lower sealing structure which are sequentially connected from top to bottom in a sewing way, an upper arc-shaped convex part which can be attached to a human face is formed at the joint of the upper sealing structure and the middle structure, and a lower arc-shaped convex part which can be attached to the human face is formed at the joint of the lower sealing structure and the middle structure; the connecting band has the connection the upper junction band of the upper end outer fringe of gauze mask body, connect the lower connecting band of the lower extreme outer fringe of gauze mask body and two ear areas, the both ends in ear area respectively with be located the same one side of gauze mask body the tip of upper junction band the tip of lower connecting band links to each other. The utility model discloses a protective facial mask can closely laminate with the people's face, and its simple structure and leakproofness are good.

Description

Protective mask

Technical Field

The utility model relates to a health supplies field especially relates to a protective facial mask.

Background

Along with the aggravation of environmental pollution and the attention to antiviral protection, in order to avoid virus, bacterium, haze and dust etc. to cause the injury to the human body, people protect through wearing the gauze mask.

At present, protective masks in the market are mainly formed by laminating two layers or three layers of structures, and the protective masks cannot be effectively attached to human faces after being worn. The existing protective mask is mostly formed by splicing a left sheet structure and a right sheet structure, and a sharp corner structure is formed at the nose part and the lower jaw part respectively, so that the inner surface of the mask cannot be effectively attached to the facial curves of the nose part and the lower jaw part, and therefore, the problem of a gap between the mask and a human face inevitably exists, and the integral protective performance of the mask after being worn is influenced; in addition, the existing protective mask is a disposable product, can not be used for multiple times, and causes environmental pollution to a certain extent.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a protective facial mask can effectively laminate with the facial curve of people's face, and its simple structure and leakproofness are good.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a protective facial mask, include:

the mask body is provided with a moisture absorption layer, a filter layer and a water-resistant layer which are sequentially stacked from inside to outside, the moisture absorption layer, the filter layer and the water-resistant layer are respectively composed of an upper sealing structure, a middle structure and a lower sealing structure which are sequentially connected from top to bottom in a sewing way, an upper arc-shaped convex part which can be attached to a human face is formed at the joint of the upper sealing structure and the middle structure, and a lower arc-shaped convex part which can be attached to the human face is formed at the joint of the lower sealing structure and the middle structure;

the connecting band has the connection the upper junction band of the upper end outer fringe of gauze mask body, connect the lower connecting band of the lower extreme outer fringe of gauze mask body and two ear areas, the both ends in ear area respectively with be located the same one side of gauze mask body the tip of upper junction band the tip of lower connecting band links to each other.

The utility model discloses an in the embodiment, go up seal structure's height and be less than down seal structure's height, just go up seal structure's height with down seal structure's high sum is greater than the height of intermediate structure.

The utility model discloses an in the embodiment, go up seal structure's height and be 42mm ~ 48mm, seal structure's height is 45mm ~ 52mm down, intermediate structure's height is 70mm ~ 90.5 mm.

In an embodiment of the present invention, the width of the upper sealing structure is smaller than the width of the lower sealing structure.

In an embodiment of the present invention, an included angle between a line connecting a midpoint of the upper arc-shaped convex portion to a free end of the upper arc-shaped convex portion and a horizontal line is 23 ° to 28 °.

In an embodiment of the present invention, an included angle between a line connecting a midpoint of the lower arc-shaped convex portion to a free end of the lower arc-shaped convex portion and a horizontal line is 27 ° to 32 °.

In an embodiment of the present invention, the upper connecting band, the lower connecting band and two ear bands are integrally formed.

In the embodiment of the present invention, a nose bridge clip is disposed in the middle of the upper connecting band.

The utility model discloses an in the embodiment, the inlayer that the moisture absorption layer was made by the knitted fabric that chitosan and cotton blending formed, the water blocking layer is the skin of being made by polyester-cotton shuttle fabric, the filter layer is the intermediate level of being made by the polyimide material.

The utility model discloses an in the embodiment, the thickness of moisture absorption layer is 0.1mm ~ 0.2mm, the thickness of water-blocking layer is 0.1mm ~ 0.2mm, the thickness of filter layer is 0.1mm ~ 0.15 mm.

The utility model discloses a protective facial mask's characteristics and advantage are:

the utility model discloses a protective facial mask, through sewing up continuous last seal structure, intermediate structure and lower seal structure in proper order to and the last arc convex part that forms between last seal structure and the intermediate structure, and the lower arc convex part that forms between lower seal structure and the intermediate structure, make this protective facial mask can firmly protect mouth, nose safely, this protective facial mask has good facial laminating nature, can effectively laminate with the facial curve of people's face, and its simple structure and leakproofness are good.

Two, the utility model discloses a protective facial mask, the moisture absorption layer that its gauze mask body was made for the knitted fabric who forms by chitosan and cotton blending, the filter layer of making by the polyimide material, and the water-blocking layer of making by polyester-cotton woven fabric, from interior to exterior stack gradually and constitute, make this protective facial mask can be after wet boiling water washing many times, still can play the effect of virus in the fine filtered air, the bacterium, haze and dust etc, the use number of times of protective facial mask has been improved, prevent to cause the pollution to the environment.

Three, the utility model discloses a protective facial mask should go up connecting band, lower connecting band and two ear areas integrated into one piece to make the connecting band wrap up the gauze mask body on the whole, collude the string after the ear when two ear areas, integrated into one piece's connecting band can carry out the crimple to the outward flange of gauze mask body, further improves protective facial mask's the edge part and the leakproofness of people's face laminating, in order to block the gap that probably exists between the edge part of gauze mask body and the people's face.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic plane view of the protective mask of the present invention.

Fig. 2 is a schematic view of a partial structure of the protective mask of the present invention.

Fig. 3 is a schematic side view of the protective mask of the present invention.

Fig. 4 is a schematic structural view of the protective mask of the present invention worn on the face of a person.

Reference numerals and description:

1. a mask body; 11. a moisture-absorbing layer; 12. a filter layer; 13. a water resistant layer; 14. an upper sealing structure; 141. an upper arcuate projection; 142. a midpoint; 143. connecting wires; 144. a horizontal line; 145. an arc-shaped connecting part; 15. an intermediate structure; 151. an upper arc-shaped connecting part; 152. a lower arcuate connecting portion; 16. a lower sealing structure; 161. a lower arcuate projection; 162. a midpoint; 163. connecting wires; 164. a horizontal line; 165. an arc-shaped connecting part; 2. a connecting belt; 21. an upper connecting belt; 22. a lower connecting belt; 23. an ear band; 3. a nose bridge clip; h1, height; h2, height; h3, height; b1, width; b2, width; theta 1 and an included angle; theta 2 and an included angle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1 to 4, the utility model provides a protective mask, which comprises a mask body 1 and a connecting band 2, wherein: the mask body 1 is provided with a moisture absorption layer 11, a filter layer 12 and a water-resistant layer 13 which are sequentially stacked from inside to outside, wherein the moisture absorption layer 11, the filter layer 12 and the water-resistant layer 13 are respectively composed of an upper sealing structure 14, a middle structure 15 and a lower sealing structure 16 which are sequentially connected from top to bottom in a sewing way, an upper arc-shaped convex part 141 which can be attached to a human face is formed at the joint of the upper sealing structure 14 and the middle structure 15, and a lower arc-shaped convex part 161 which can be attached to the human face is formed at the joint of the lower sealing structure 16 and the middle structure 15; connecting band 2 has the connection and is in the upper connecting band 21 of the upper end outer fringe of gauze mask body 1, connect the lower connecting band 22 and two ear bands 23 of the lower extreme outer fringe of gauze mask body 1, the both ends of ear band 23 respectively with be located gauze mask body 1 with one side the tip of upper connecting band 21 the tip of lower connecting band 22 links to each other.

This protective facial mask is through sewing up continuous last seal structure 14, intermediate structure 15 and lower seal structure 16 in proper order to and go up the last arc convex part 141 that forms between seal structure 14 and the intermediate structure 15, and the lower arc convex part 161 that forms between lower seal structure 16 and the intermediate structure 15, make this protective facial mask can protect mouth, nose safely firmly, this protective facial mask has good facial laminating nature, can effectively laminate with the facial curve of people's face, its simple structure and leakproofness are good.

Specifically, moisture absorption layer 11 is the inlayer of making by the knitted fabric that chitosan and cotton blending formed, wherein, in this knitted fabric, chitosan's content is 7%, cotton content is 93%, the knitted fabric that is formed by chitosan and cotton blending is a current material, it has fine hygroscopicity, and need not just to have certain bacterinertness through handling, this moisture absorption layer 11 uses as protective facial mask's inlayer, can absorb the moisture that people produced when breathing, fine moisture absorption effect has been played, the travelling comfort that protective facial mask wore has been improved. In this embodiment, the moisture absorption layer 11 has a thickness of 0.1mm to 0.2 mm.

The filter layer 12 is a middle layer made of polyimide material, and has the characteristics of electrostatic adsorption, cooking resistance, high weather resistance and the like, and the filter layer 12 made of the material is used as the middle layer of the protective mask, so that the protective mask not only can achieve good effects of filtering viruses, bacteria, haze and dust in air, but also can keep good filtering performance after being subjected to repeated cooking and washing. In the present embodiment, the thickness of the filter layer 12 is 0.1mm to 0.15 mm.

The water-blocking layer 13 is an outer layer made of a polyester-cotton woven fabric, wherein in the polyester-cotton woven fabric, the content of polyester is 80%, the content of cotton is 20%, the polyester-cotton woven fabric is an existing material, the polyester-cotton woven fabric can be washed by high-temperature wet steaming water for many times and can play a role in shaping and protecting the filter layer 12, the water-blocking layer 13 made of the polyester-cotton woven fabric is used as the outer layer of the protective mask, viruses, bacteria and dust in the air can be filtered to a certain degree, meanwhile, the mask body can still keep a better appearance after being washed by the wet steaming water for many times, and the protective mask has the effects of shaping and protecting the filter layer 12. In this embodiment, the thickness of the water-blocking layer 13 is 0.1mm to 0.2 mm.

The utility model discloses a protective facial mask, the moisture absorption layer 11 that its gauze mask body 1 was made for the knitted fabric who is formed by chitosan and cotton blending, the filter layer 12 of making by the polyimide material, and the water blocking layer 13 of making by polyester-cotton woven fabric, from interior to exterior stack gradually and constitute, make this protective facial mask can be after wet boiling water many times, still can play the effect of virus among the fine filtered air, the bacterium, haze and dust etc. has improved protective facial mask's use number of times, prevent to cause the pollution to the environment.

According to an embodiment of the present invention, the height H1 of the upper sealing structure 14 is less than the height H2 of the lower sealing structure 16, and the sum of the height H1 of the upper sealing structure 14 and the height of the lower sealing structure 16 is greater than the height H3 of the intermediate structure 15. By adopting the mask body 1 with the structural design, after the upper sealing structure 14, the middle structure 15 and the lower sealing structure 16 are sewn, the formed three-dimensional mask body 1 can completely wrap the face of a person, and a gap is prevented from being formed between the mask body 1 and the surface of the face of the person.

In the present embodiment, height H1 of upper seal structure 14 is 42mm to 48mm, height H2 of lower seal structure 16 is 45mm to 52mm, and height H3 of intermediate structure 15 is 70mm to 90.5 mm.

Further, in the present invention, the width B1 of the upper sealing structure 14 is smaller than the width B2 of the lower sealing structure 16. The mask body 1 adopting the structural design can effectively match with the facial curve of the human face, and the effect of tight fitting is realized.

As shown in fig. 1, the upper arc-shaped convex portion 141 of the upper sealing structure 14 of the mask body 1 is connected to an arc-shaped connecting portion 145 with a certain height, the lower arc-shaped convex portion 161 of the lower sealing structure 16 is connected to an arc-shaped connecting portion 165 with a certain height, the upper portion of the middle structure 15 is formed with an upper arc-shaped connecting portion 151 with a certain height, and the lower portion of the middle structure 15 is formed with a lower arc-shaped connecting portion 152 with a certain height, when the upper sealing structure 14 is sewn to the middle structure 15, the upper arc-shaped connecting portion 145 of the upper sealing structure 14 is aligned to the upper arc-shaped connecting portion 151 of the middle structure 15, and when the lower sealing structure 16 is sewn to the middle structure 15, the lower arc-shaped connecting portion 165 of the lower sealing structure 16 is aligned to the lower arc-shaped connecting portion 152 of. The utility model discloses in, this arc connecting portion 145, last arc connecting portion 151, lower arc connecting portion 152 and arc connecting portion 165 are actually last seal structure 14, intermediate structure 15 and lower seal structure 16, the seam of doing between the three in the manufacturing process.

In the embodiment of the present invention, as shown in fig. 4, an included angle θ 1 between a horizontal line 144 and a line 143 connecting a midpoint 142 of the upper convex arc-shaped portion 141 to a free end of the upper convex arc-shaped portion 141 is 23 ° to 28 °. The horizontal line 144 is a horizontal line passing through the midpoint 142 of the upper arc-shaped protrusion 141.

Further, an included angle θ 2 between a connecting line 163 from the midpoint 162 of the lower convex arc-shaped portion 161 to the free end of the lower convex arc-shaped portion 161 and a horizontal line 164 is 27 ° to 32 °. The horizontal line 164 is a horizontal line passing through the midpoint 162 of the lower arc-shaped protrusion 161.

Adopt the last arc convex part 141 and the lower arc convex part 161 of above-mentioned contained angle theta 1 and contained angle theta 2 design for this gauze mask body 1 is wearing behind the people's face, gauze mask body 1's inlayer, also the moisture absorption layer 11, can with the facial curve of people's face, especially the facial curve of nose and lower jaw portion is effectively laminated, formed the space between gauze mask body 1 and the people's face has been prevented, the moisture absorption effect of moisture absorption layer 11 has further been improved, the wearing comfort and the barrier propterty of protective mask have effectively been improved.

According to the utility model discloses an embodiment, this upper connecting band 21, lower connecting band 22 and two ear areas 23 integrated into one piece to make connecting band 2 wrap up gauze mask body 1 on the whole, after two ear areas 23 collude and hang behind the ear, integrated into one piece's connecting band 2 can carry out the crimple to gauze mask body 1's outward flange, further improve the leakproofness of protective facial mask's edge portion and people's face laminating, in order to block the gap that probably exists between gauze mask body 1's edge portion and the people's face.

Further, a nose bridge clip 3 is provided at the middle of the upper connecting band 21. Specifically, this bridge clip 3 is rectangular flat sheet shape roughly, it is made by the aluminum product, the width that this bridge clip 3 is 5mm, it sets up the inside at last connecting band 21, in this embodiment, this last connecting band 21 is formed by one has elastic cloth fifty percent discount, this bridge clip 3 presss from both sides between the cloth after this fifty percent discount, this bridge clip 3 is located the upside middle part of gauze mask body 1, so that can press from both sides 3 through pressing the bridge when wearing the gauze mask, make gauze mask body 1 and the sealed laminating of face, this bridge clip 3 has certain toughness, can its shape of automatically regulated in order to adapt to different crowds.

When air enters the outer layer (namely, the water-resistant layer 13) of the inlet hood body 1, the material of the outer layer becomes wet and adsorbs larger pollutants in the air entering the inlet hood body 1; when air enters the middle layer (namely the filter layer 12), oxygen, moisture and carbon dioxide in the air are ionized through the filter layer 12 with electrostatic adsorption and protection effects to generate ions with positive charges so as to adsorb bacteria and viruses and purify the air for the second time; when air enters the inner layer (namely the moisture absorption layer 11), the knitted fabric formed by the chitosan and the cotton plays an antibacterial role, and safe and beneficial air is conveyed into a human body. The utility model discloses a protective facial mask can protect mouth, nose safely firmly, has good facial laminating nature, and the free from extraneous odour.

The above are only a few embodiments of the present invention, and those skilled in the art can make various changes or modifications to the embodiments of the present invention according to the disclosure of the application document without departing from the spirit and scope of the present invention.

Claims

1. A protective mask, comprising:

2. The protective mask of claim 1 wherein said upper seal structure has a height less than the height of said lower seal structure and the sum of the height of said upper seal structure and the height of said lower seal structure is greater than the height of said intermediate structure.

3. The protective mask of claim 2 wherein said upper seal has a height of 42mm to 48mm, said lower seal has a height of 45mm to 52mm, and said intermediate seal has a height of 70mm to 90.5 mm.

4. The protective mask of claim 1 or 2 wherein the width of said upper seal structure is less than the width of said lower seal structure.

5. The protective mask of claim 4 wherein the angle between the horizontal line and the line between the midpoint of said upper arcuate projection and the free end of said upper arcuate projection is between 23 ° and 28 °.

6. The protective mask of claim 4 wherein the angle between the horizontal line and the line between the midpoint of said lower arcuate projection and the free end of said lower arcuate projection is between 27 ° and 32 °.

7. The protective mask of claim 1 wherein said upper connecting strap, said lower connecting strap and both of said ear straps are integrally formed.

8. The protective mask of claim 1 or 7 wherein a nose bridge clip is provided in the middle of said upper connecting band.

9. The protective mask according to claim 1, wherein the moisture absorption layer is an inner layer made of a knitted fabric formed by blending chitosan and cotton, the water blocking layer is an outer layer made of a polyester-cotton woven fabric, and the filter layer is an intermediate layer made of a polyimide material.

10. The protective mask according to claim 1 or 9, wherein the moisture absorption layer has a thickness of 0.1mm to 0.2mm, the water blocking layer has a thickness of 0.1mm to 0.2mm, and the filter layer has a thickness of 0.1mm to 0.15 mm.