CN216753618U

CN216753618U - Mask based on human face shape

Info

Publication number: CN216753618U
Application number: CN202220344202.8U
Authority: CN
Inventors: 叶盛; 骆杰波; 高少雄; 麦伟文; 梁荃; 吴坚; 黄涛; 李炯彬; 方伟忠
Original assignee: Guangxi Zhongheng Medical Technology Co ltd
Current assignee: Guangxi Zhongheng Medical Technology Co ltd
Priority date: 2022-02-21
Filing date: 2022-02-21
Publication date: 2022-06-17
Anticipated expiration: 2032-02-21

Abstract

The utility model discloses a mask based on a human face shape, which comprises a left valve and a right valve which are integrated left and right and symmetrically distributed after a mask body is unfolded, wherein the left valve and the right valve have the same structure, the top of the left valve is provided with an arc-shaped concave edge matched with the radian of eyes, the left side of the arc-shaped concave edge is provided with a first arc-shaped convex edge, the right side of the arc-shaped concave edge is connected with the right valve, the lower side of the arc-shaped convex edge is provided with a second arc-shaped convex edge, the right side of the second arc-shaped convex edge is provided with an arc-shaped sewing edge, the upper side of the arc-shaped sewing edge is provided with a linear sewing edge, and the arc-shaped concave edge, the first arc-shaped convex edge, the second arc-shaped sewing edge, the arc-shaped sewing edge and the linear sewing edge of the left valve and the right valve are sequentially connected to enclose a mask cover. The mask based on the face shape is attached to the lower jaw of the face, the sealing performance is good, no edge bulge is formed, and the sight line range is good.

Description

Mask based on human face shape

Technical Field

The utility model relates to the technical field of masks, in particular to a mask based on a face shape.

Background

The technical requirements of GB19083-2010 medical protective mask are implemented by the medical protective mask from 8.1.8.2011, the detection requirements of the tightness are newly increased, the requirements on the tightness of the mask are very high, and the difficulty in designing the appearance of the mask is increased. The mask body is designed to be worn without being attached to the face, and is the biggest defect and defect that the mask body cannot pass the tightness test. The main reason is that, the most designs of first, modern medical protective facial mask are circular, nearly circular or square design, and people's face is the shape structure of type in heart shape, wears the gauze mask back, and the condition that can not laminate completely can appear in its upper edge or the place of side reason shape difference to lead to the leakproofness unqualified. Secondly, as the sizes of human faces are different, the smaller face shape is higher in non-fitting degree of the mask with a circular or square design, the mask fitting the human face can adapt to the face shapes with a wider range of sizes, and in order to enhance the sealing performance of the mask, the utility model provides the mask based on the human face shape.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a mask based on a face shape, which is attached to the lower jaw of a face, has good sealing performance, does not form edge bulges and has a good sight range.

In order to achieve the purpose, the utility model provides a mask based on a human face shape, wherein a mask body comprises a left flap and a right flap which are integrated left and right and symmetrically distributed, the left flap and the right flap have the same structure, the top of the left flap is provided with an arc concave edge matched with the radian of eyes, the left side of the arc concave edge is provided with an arc convex edge I, the right side of the arc concave edge is connected with the right flap, the lower side of the arc convex edge is provided with an arc convex edge II, the right side of the arc convex edge II is provided with an arc sewing edge, the upper side of the arc sewing edge is provided with a straight sewing edge, and the arc concave edge, the arc convex edge I, the arc convex edge II, the arc sewing edge and the straight sewing edge of the left flap and the right flap are sequentially connected to enclose a mask cover surface;

the highest point A of the arc-shaped concave edge of the left valve₁The highest point A of the arc concave edge of the right flap₂Distance L between₁The highest point A of the arc concave edge of the left valve is matched with the distance between two convex cheekbones of the face₁The lowest point C of the arc convex edge II of the left valve₁Distance L between₂The arc of the arc-shaped sewing edge is matched with the lower jaw arc of the human face.

Preferably, the middle parts of the left valve and the right valve are provided with inverted U-shaped pressing lines, the two inverted U-shaped pressing lines are connected to form a supporting part, and the supporting part comprises a protective inner layer, a filtering layer and a protective outer layer.

Preferably, the inside one side of arc chimb one is equipped with two circular stationary blades, circular stationary blade and ear-hang fixed connection.

Preferably, the arc radius R1 of the arc concave edge is 208.33mm, and the radian S of the arc concave edge₁Is 18 degrees, the arc radius R2 of the first arc convex edge is 69.20mm, and the radian S of the first arc convex edge₂Is 59 degrees.

Preferably, the distance L₁Is 132mm, the distance L₂Is 120 mm.

Preferably, theLength L of straight stitched edge₃Is 50mm, and the included angle S between the straight line sewing edge of the left valve and the straight line sewing edge of the right valve₃Is 61 deg..

Preferably, the arc-shaped concave edge, the arc-shaped convex edge I and the arc-shaped convex edge II are all provided with a hydraulic adhesive tape.

Therefore, the mask based on the face shape is attached to the lower jaw of the face, the sealing performance is good, no edge bulge is formed, and the sight line range is good.

The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.

Drawings

FIG. 1 is a schematic view of an embodiment of a mask according to the present invention;

FIG. 2 is a schematic view of a mask according to the present invention in a deployed position;

fig. 3 is a schematic view of a mask support part based on a human face shape according to the present invention.

Reference numerals:

1. a left lobe; 2. a right lobe; 3. an arc-shaped concave edge; 4. the first arc convex edge; 5. a circular fixing sheet; 6. ear hanging; 7. an arc convex edge II; 8. an arc-shaped sewing edge; 9. sewing the edges in a straight line; 10. an inverted U-shaped line pressing; 11. a protective inner layer; 12. a filter layer; 13. a protective outer layer; 14. a hydrogel strip.

Detailed Description

The technical solution of the present invention is further illustrated by the accompanying drawings and examples.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this invention belongs. The use of "first," "second," and similar terms in the present application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

Examples

Fig. 1 is a schematic view of an embodiment of a mask according to the present invention, fig. 2 is a schematic view of an unfolded mask according to the present invention, and as shown in the drawings, the mask body of the mask according to the present invention comprises a left flap 1 and a right flap 2 which are integrated left and right and symmetrically distributed, the left flap 1 and the right flap 2 have the same structure, wherein an arc-shaped concave edge 3 matched with the arc of an eye is provided at the top of the left flap 1, specifically, the arc radius R1 of the arc-shaped concave edge 3 is 208.33mm, and the arc S of the arc-shaped concave edge 3 is S₁The angle is 18 degrees, so that the arc-shaped concave edge 3 is positioned below eyes after a user wears the mask, no edge bulge is formed, the phenomenon that the edge bulge formed on the back of a common mask belt blocks the sight is avoided, and the lower visual field of the wearer is increased.

The right side of arc concave edge 3 is connected with right lamella 2, and the left side of arc concave edge 3 is equipped with arc convex edge 4, and is specific, and arc radius R2 of arc convex edge 4 is 69.20mm, the radian S of arc convex edge 4₂For 59 degrees to the different face types of better adaptation, inside one side of arc chimb 4 is equipped with two circular stationary blade 5, circular stationary blade 5 and ear-hang 6 fixed connection, and the extending direction that makes ear-hang 6 just in time is the same with the direction that the ear is located the people's face, has improved the comfort level of use, and it is better to make the fixed effect of ear-hang 6, is difficult for breaking away from, and the pressure of dragging of ear-hang 6 is little.

The downside of arc chimb 4 is equipped with two 7 of arc chimbs, and the right side of two 7 of arc chimbs is equipped with the arc and sews up limit 8, sews up the back well, and two 7 of arc chimbs are just to people's face lower jaw, and the arc is sewed up limit 8 department and is just to the oral area to make gauze mask body and people's face type laminate more, improve the laminating nature of gauze mask. The upper side of the arc-shaped sewing edge 8 is provided withThe straight line sewing edge 9, the arc concave edge 3, the arc convex edge I4, the arc convex edge II 7, the arc sewing edge 8 and the straight line sewing edge 9 of the left flap 1 and the right flap 2 are sequentially connected to enclose the mask cover, and the length L of the straight line sewing edge 9₃Is 50mm, and the included angle S between the straight suture edge 9 of the left valve 1 and the straight suture edge 9 of the right valve 2₃The angle is 61 degrees, after the arc sewing edge 8 and the straight line sewing edge 9 of the left valve 1 and the arc sewing edge 8 and the straight line sewing edge 9 of the right valve 2 are sewn, the mask body is in a heart-shaped arc shape and perfectly fits the mandible of the face, so that the mask is more fitted with the face, and the sealing property of the mask is improved.

Highest point A of arc concave edge 3 of left valve 1₁The highest point A of the arc concave edge 3 of the right valve 2₂Distance L between₁Matching the distance between two raised cheekbones of the face, specifically, distance L₁132mm, the highest point A of the arc concave edge 3 of the left valve 1₁The lowest point C of the arc convex edge II 7 of the left valve 1₁Distance L between₂Length matched with human face, distance L₂Is 120mm, and the radian of the arc sewing edge 8 is matched with the lower jaw radian of a human face, so that when a wearer wears the mask, the mask body can be fully contacted with the human face, the edge is matched, and no air gap exists, thereby enhancing the sealing property of the mask.

Fig. 3 is a schematic diagram of a mask supporting part based on a human face shape, as shown in the figure, inverted U-shaped pressing lines 10 are arranged in the middle of a left flap 1 and a right flap 2, the two inverted U-shaped pressing lines 10 are connected to form the supporting part, the supporting part comprises a protective inner layer 11, a filter layer 12 and a protective outer layer 13, the mask wearing by the supporting part is better three-dimensional, and the mask supporting part can ensure that a user can wear the mask comfortably, breathe smoothly and filter air effectively, so that the mask is attractive.

All be equipped with water condensation adhesive tape 14 on arc concave edge 3, arc convex edge 4, the two 7 arc convex edges, water condensation adhesive tape 14 has viscidity, make can be better when wearing the gauze mask with the laminating of face, the adaptation of further improvement gauze mask, when also being convenient for simultaneously the gauze mask is accomodate, with the folding sealed of gauze mask, prevent to pollute the inside of gauze mask.

Therefore, according to the mask based on the human face shape, after the mask body is sewn, the mask body is in a heart-shaped arc shape and perfectly attached to the face, the sealing performance is good, no edge bulge is formed, and the sight line range is good.

Claims

1. The utility model provides a gauze mask based on shape of face which characterized in that: the mask body comprises a left flap and a right flap which are integrated left and right and symmetrically distributed, the left flap and the right flap are identical in structure, an arc-shaped concave edge matched with the radian of eyes is arranged at the top of the left flap, an arc-shaped convex edge I is arranged on the left side of the arc-shaped concave edge, the right side of the arc-shaped concave edge is connected with the right flap, an arc-shaped convex edge II is arranged on the lower side of the arc-shaped convex edge, an arc-shaped sewing edge is arranged on the right side of the arc-shaped convex edge II, a linear sewing edge is arranged on the upper side of the arc-shaped sewing edge, and the arc-shaped concave edge, the arc-shaped convex edge I, the arc-shaped convex edge II, the arc-shaped sewing edge and the linear sewing edge of the left flap and the right flap are sequentially connected and enclosed to form a mask cover;

2. The mask according to claim 1, wherein the mask comprises: the middle part of left side lamella the right side lamella is equipped with the line ball of falling the U-shaped, two the line ball connection of falling the U-shaped encloses into the supporting part, the supporting part is including protection inlayer, filter layer and protection skin.

3. The mask according to claim 1, wherein the mask comprises: and two circular fixing pieces are arranged on one side of the inside of the first arc-shaped convex edge and are fixedly connected with the ear hook.

4. The mask according to claim 1, wherein the mask comprises: the arc radius R1 of the arc concave edge is 208.33mm, and the radian S of the arc concave edge₁Is 18 degrees, the arc radius R2 of the first arc convex edge is 69.20mm, and the radian S of the first arc convex edge₂Is 59 degrees.

5. The mask according to claim 1, wherein the mask comprises: said distance L₁Is 132mm, the distance L₂Is 120 mm.

6. The mask according to claim 1, wherein the mask comprises: length L of the straight-line sewing edge₃Is 50mm, and the included angle S between the straight line sewing edge of the left valve and the straight line sewing edge of the right valve₃Is 61 deg..

7. The mask according to claim 1, wherein the mask comprises: the arc-shaped concave edge, the arc-shaped convex edge I and the arc-shaped convex edge II are all provided with hydraulic adhesive strips.