CN216821907U

CN216821907U - Protective mask convenient to fold

Info

Publication number: CN216821907U
Application number: CN202220311008.XU
Authority: CN
Inventors: 王杉羽
Original assignee: Beijing Jiaotong University
Current assignee: Beijing Jiaotong University
Priority date: 2022-02-16
Filing date: 2022-02-16
Publication date: 2022-06-28
Anticipated expiration: 2032-02-16

Abstract

The utility model discloses a just, foldable protective facial mask, including the cover body that is equipped with the ear area, it is equipped with first crease to be close to ear area department symmetry on the cover body, the middle part of the cover body is equipped with the second crease, first crease and second crease all set up along cover body width direction. The utility model provides a pair of just, foldable protective facial mask, it is orderly folding to be convenient for, prevents that the gauze mask from damaging because of taking place unordered deformation.

Description

Protective mask convenient to fold

Technical Field

The application relates to the field of masks, in particular to a convenient folding type protective mask.

Background

The mask is a sanitary article, is worn on the mouth and nose of a human body to filter air entering the mouth and nose so as to achieve the effect of blocking harmful gas, smell, spray, virus and other substances, and is mainly made of non-woven fabrics. The mask has a certain filtering function on air entering the lung, and has a very good protection function when the mask is worn when respiratory infectious diseases are prevalent or work is carried out in an environment polluted by dust and the like. Existing masks may be classified into air filtration type masks and air supply type masks.

The utility model people know that the user can fold and store the protective mask for the next use after using the protective mask for the first time so as to be convenient for carrying; however, because the existing protective mask is of an integrated structure, the folding is generally disordered, and the mask is easily deformed in a disordered way and damaged.

The above technical problem needs to be solved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a just, foldable protective facial mask, it is orderly folding to be convenient for, prevents that the gauze mask from damaging because of taking place unordered deformation.

In order to achieve the above object, the utility model provides a just, foldable protective facial mask, including the cover body that is equipped with the ear area, it is equipped with first crease to be close to ear area department symmetry on the cover body, the middle part of the cover body is equipped with the second crease, first crease and second crease all set up along cover body width direction.

As a further improvement of the technical scheme of the utility model, a flexible cushion is fixedly connected to the upper part of the inner side of the cover body, the flexible cushion is arranged along the length direction of the cover body, and an elastic mechanism is arranged in the flexible cushion; the elastic mechanism may be locked when the cover is fully folded and restored by elastic restoring force when unlocked.

As a further improvement to the technical scheme of the utility model, the elastic mechanism comprises a nose concave clamp and a rectangular block, and the nose concave clamp is fixedly installed in the middle inside the flexible cushion;

the two ends of the nose concave clamp are fixedly connected with concave blocks, the number of the rectangular blocks is two, hinged blocks are fixedly mounted at one ends, close to the nose concave clamp, of the rectangular blocks, the hinged blocks are connected to the insides of the concave blocks through rotating shafts, and the concave blocks connected through the rotating shafts are connected with torsion springs, used for providing elastic restoring force, of the two opposite sides of the hinged blocks;

the one end that articulated piece was kept away from to the rectangular block is connected with first software respectively and presss from both sides, the second software presss from both sides, the inboard fixed mounting that first software pressed from both sides has the magnet piece, the inboard fixed mounting that the second software pressed from both sides has the corresponding iron sheet corresponding with the magnet piece, and the magnet piece attracts mutually with corresponding iron sheet magnetism when the cover body is completely folded in order to realize the locking.

As right the utility model discloses technical scheme's further improvement, the concave clamp of nasal part, first software press from both sides and the second software presss from both sides all adopts elastic material, concave piece, rectangular block and articulated piece all adopt rigid material.

As a further improvement to the technical scheme of the utility model, the flexible pad is the sponge strip structure.

As a further improvement to the technical proposal of the utility model, the middle part of the inner side of the cover body is provided with an oral pad component; the mouth pad assembly comprises a filter layer, the front end face of the filter layer is fixedly connected with a water absorption cotton layer, the end face of the water absorption cotton layer, far away from the filter layer, is fixedly connected with a pasting layer, and the pasting layer is pasted in the middle of the inner side of the cover body.

As right the utility model discloses technical scheme's further improvement, it comprises folded layer and flat layer to absorb water cotton layer, the folded layer is connected with the preceding terminal surface of filter layer, flat layer is connected with the rear end face of pasting the layer.

As a further improvement to the technical proposal of the utility model, the filter layer is a needle-punched cotton layer, and a plurality of micropores with the aperture of 0.1 to 0.5 μm are arranged on the filter layer.

To sum up, compare with prior art, the beneficial effects of the utility model include:

first, the utility model discloses a set up first crease and second crease on the cover body, the second crease makes the cover body can follow the middle part symmetry folding, and first crease makes the left and right sides of the cover body can further inwards roll over and roll over, through twice folding back, and the cover body is folding to the minimum this moment, reduces the shared space of protective facial mask, is convenient for deposit and carry, and first crease and second crease make protective facial mask can fold in order moreover, prevent that the gauze mask from damaging because of taking place out of order deformation.

Secondly, the utility model can close the two sides of the cover body by hand to overcome elasticity and lock the cover body by the locking component composed of the magnet sheet and the corresponding iron sheet through the elastic mechanism in the flexible cushion, thereby preventing the cover body from being improperly unfolded after being folded; and under the exogenic action, the unblock of locking subassembly, the cover body can expand automatically and recover under the elastic restoring force effect, and the protection mask's of being convenient for quick use facilitates for the inconvenient user of hand.

Third, the utility model discloses the concave clamp of nasal part among the elastic mechanism, the second software presss from both sides to elastic material, can be according to the wearer's nasal part, the radian of face is deformed, concave piece and rectangular block are hard material, both can press from both sides according to the concave clamp of nasal part and first software clamp, the deformation that the second software pressed from both sides carries out the angle change, and torsion spring's elasticity is less than the magnetic force of magnet piece, consequently at the magnet piece, correspond iron sheet separation unblock back, torsion spring presss from both sides rectangular block and first software, the second software presss from both sides and resets, just foldable protection gauze mask then opens automatically and maintains at specific use angle, in order to reduce the oppression sense of gauze mask to the wearer's face.

Fourth, the utility model discloses the cotton layer of absorbing water in the mouth pad subassembly comprises folded layer and flat layer, and when the mouth pad subassembly was pasted in the inboard oral cavity department of the cover body through pasting the layer, the steam that the wearer breathed the production gets into the cotton layer of absorbing water through the filtering layer, the folded layer increases the area of contact of steam and the cotton layer of absorbing water for the regional gas flow of mouth pad subassembly, thereby absorb the steam that its breathing produced under the condition that does not influence the wearer and breathe, with this comfort that improves the wearer.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments are briefly introduced below, the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of a three-dimensional structure of a protective mask convenient for folding;

FIG. 2 is a schematic view of a three-dimensional explosion structure of the protective mask of the present invention;

fig. 3 is a schematic view of the elastic mechanism of the present invention in a three-dimensional right-looking structure;

fig. 4 is a schematic view of the elastic mechanism of the present invention in a three-dimensional left-view structure;

FIG. 5 is a schematic perspective sectional view of the mouth pad assembly of the present invention;

wherein: 1. a cover body; 2. an ear band; 3a, a first crease; 3b, second crease; 4. a flexible pad; 5. an elastic mechanism; 501. a nose concave clip; 502. a concave block; 503. a rectangular block; 504. a hinged block; 505. a torsion spring; 506. a first soft clip; 507. a second soft clip; 508. a magnet piece; 509. corresponding to the iron sheet; 6. an oral pad assembly; 601. a filter layer; 602. a water absorbent cotton layer; 603. and (7) sticking the layer.

Detailed Description

The above-described scheme is further illustrated below with reference to specific examples. It should be understood that these examples are for illustrative purposes and are not intended to limit the scope of the present invention. The conditions used in the examples may be further adjusted according to specific conditions, and the conditions used in the experiments are not specifically mentioned.

Examples

As shown in fig. 1 to 5, the present embodiment provides a protective mask convenient to fold, which includes a mask body 1, wherein ear straps 2 are symmetrically disposed on the outer side of the mask body 1, first creases 3a are symmetrically disposed on the mask body 1 near the ear straps 2, a second crease 3b is disposed in the middle of the mask body 1, and the first creases 3a and the second creases 3b are both disposed along the width direction (i.e., the up-down direction in fig. 1) of the mask body 1.

The mask body 1 may be the same as the mask of the prior art, for example, made of a plurality of layers of non-woven fabric; the cover 1 is preferably a reusable product; the ear belt 2 is used for being worn by a user; the first fold 3a and the second fold 3b can be formed by pressing; the first fold 3a may be provided at a position separated from the left and right side edges 1/5-1/4 of the cover 1 by a width, for example, and may be slightly inclined.

Through set up first crease 3a and second crease 3b on cover body 1, second crease 3b makes cover body 1 can follow the middle part symmetry folding, first crease 3a makes the left and right sides of cover body 1 can further inwards turn over and roll over, through twice folding back, cover body 1 is folded to the minimum this moment, reduce the shared space of protective mask, be convenient for deposit and carry, and first crease 3a and second crease 3b make protective mask can fold in order, prevent that the gauze mask from damaging because of taking place out of order deformation

In the embodiment, a flexible cushion 4 is fixedly connected to the upper part of the inner side of the cover body 1, the flexible cushion 4 is arranged along the length direction of the cover body 1, and an elastic mechanism 5 is arranged in the flexible cushion 4; the elastic means 5 can be locked when the cover 1 is completely folded and restored by elastic restoring force when unlocked. The flexible pad 4 extends to the edge of the first fold 3a and prevents interference with the first fold 3 a. The flexible pad 4 is preferably of a sponge strip construction.

The two side parts of the cover body 1 can be closed by hands through the elastic mechanism 5 in the flexible cushion 4 to overcome elasticity and locked through the locking assembly, so that the folded cover body 1 can be prevented from being unfolded improperly; and under the exogenic action, the unblock of locking subassembly, cover body 1 can expand automatically and recover under the elastic restoring force effect, and the protection mask's of being convenient for quick use facilitates for the inconvenient user of hand.

Specifically, the elastic mechanism 5 comprises a nose concave clip 501 and a rectangular block 503, wherein the nose concave clip 501 is fixedly installed in the middle of the inner part of the flexible pad 4; the two ends of the nose concave clamp 501 are fixedly connected with concave blocks 502, the number of the rectangular blocks 503 is two, one ends, close to the nose concave clamp 501, of the rectangular blocks 503 are fixedly provided with hinged blocks 504, the hinged blocks 504 are connected inside the concave blocks 502 through rotating shafts, and the concave blocks 502 and the two opposite surfaces of the hinged blocks 504 which are connected through the rotating shafts are connected through torsion springs 505 which provide elastic restoring force; one end of each rectangular block 503, which is far away from the hinge block 504, is connected with a first soft clamp 506 and a second soft clamp 507, respectively, a magnet piece 508 is fixedly mounted on the inner side of the first soft clamp 506, a corresponding iron piece 509 corresponding to the magnet piece 508 is fixedly mounted on the inner side of the second soft clamp 507, and when the cover body 1 is completely folded, the magnet piece 508 and the corresponding iron piece 509 are magnetically attracted to realize locking.

In this embodiment, the nose concave clip 501 and the second soft clip 507 in the elastic mechanism 5 are made of elastic material and can deform according to the curvature of the nose and face of the wearer, the concave block 502 and the rectangular block 503 are made of hard material, the two can change their angles according to the deformation of the nose concave clip 501, the first soft clip 506 and the second soft clip 507, respectively, and the elastic force of the torsion spring 505 is smaller than the magnetic force of the magnet 508, so that after the magnet 508 and the corresponding iron piece 509 are separated and unlocked, the torsion spring 505 resets the rectangular block 503, the first soft clip 506 and the second soft clip 507, and the mask body 1 is automatically opened and maintained at a specific use angle (or the curvature and the expansion angle of the foldable protective mask are reset to the original angle during the second use), so as to reduce the pressure feeling of the mask on the face of the wearer.

In this embodiment, the nose concave clip 501, the first soft clip 506 and the second soft clip 507 are made of elastic material, and the concave block 502, the rectangular block 503 and the hinge block 504 are made of hard material; the magnetic force when the magnet piece 508 is attracted is larger than the elastic force of the torsion spring 505.

In this embodiment, it should be noted that the elastic material is a deformable material, such as a nose fixing strip commonly used in a conventional mask, and the hard material is a material with higher hardness.

In this embodiment, the middle of the inner side of the mask body 1 is provided with an oral pad assembly 6; the mouth pad assembly 6 comprises a filter layer 601, a water absorbent cotton layer 602 is fixedly connected to the front end face of the filter layer 601, an adhesive layer 603 is fixedly connected to the end face, far away from the filter layer 601, of the water absorbent cotton layer 602, and the adhesive layer 603 is adhered to the middle of the inner side of the cover body 1.

In this embodiment, the absorbent cotton layer 602 is composed of a folded layer and a flat layer, the folded layer is connected to the front end surface of the filter layer 601, and the flat layer is connected to the rear end surface of the adhesive layer 603; the filter layer 601 is a needle punched cotton layer, and a plurality of micropores with the pore diameter of 0.1-0.5 μm are arranged on the filter layer 601.

In this embodiment, the cotton layer 602 that absorbs water among the mouth pad subassembly 6 comprises folded layer and flat layer, and paste when the inboard mouth nose department of cover body 1 is pasted through pasting layer 603 to mouth pad subassembly 6, the moisture that the wearer breathes and produces gets into in the cotton layer 602 that absorbs water through filtering layer 601, the folded layer increases the area of contact of moisture and the cotton layer 602 that absorbs water, make the regional gas circulation of mouth pad subassembly 6, thereby absorb the moisture that its breathing produced under the condition that does not influence the wearer and breathe, with this comfort that improves the wearer.

The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. In addition to the above embodiments, other embodiments of the present invention are also possible. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the scope of the present invention as claimed.

Claims

1. The utility model provides a just, foldable protective facial mask, is including being equipped with cover body (1) of ear area (2), its characterized in that: the symmetry is equipped with first crease (3a) near earlap (2) department on the cover body (1), the middle part of the cover body (1) is equipped with second crease (3b), first crease (3a) all sets up along cover body (1) width direction with second crease (3 b).

2. A collapsible protective mask according to claim 1 further comprising: a flexible pad (4) is fixedly connected to the upper part of the inner side of the cover body (1), the flexible pad (4) is arranged along the length direction of the cover body (1), and an elastic mechanism (5) is arranged in the flexible pad; the elastic mechanism (5) can be locked when the cover body (1) is completely folded and can be restored by elastic restoring force when unlocked.

3. The protective mask of claim 2, further comprising: the elastic mechanism (5) comprises a nose concave clamp (501) and a rectangular block (503), and the nose concave clamp (501) is fixedly arranged in the middle of the inner part of the flexible pad (4);

the two ends of the nose concave clamp (501) are fixedly connected with concave blocks (502), the number of the rectangular blocks (503) is two, one ends, close to the nose concave clamp (501), of the rectangular blocks (503) are fixedly provided with hinged blocks (504), the hinged blocks (504) are connected to the inner parts of the concave blocks (502) through rotating shafts, and the concave blocks (502) and the two opposite surfaces of the hinged blocks (504) which are connected through the rotating shafts are connected through torsion springs (505) for providing elastic restoring force;

two the one end that articulated piece (504) was kept away from in rectangle piece (503) is connected with first software respectively and presss from both sides (506), second software and presss from both sides (507), the inboard fixed mounting that first software pressed from both sides (506) has magnet piece (508), the inboard fixed mounting that the second software pressed from both sides (507) has corresponding iron sheet (509) corresponding with magnet piece (508), and magnet piece (508) and corresponding iron sheet (509) magnetism attract mutually in order to realize the locking when the cover body (1) is completely folded.

4. The protective mask of claim 3, further comprising: the nose concave clamp (501), the first soft clamp (506) and the second soft clamp (507) are made of elastic materials, and the concave block (502), the rectangular block (503) and the hinge block (504) are made of hard materials.

5. A collapsible protective mask according to claim 3 wherein: the flexible pad (4) is of a sponge strip structure.

6. A collapsible protective facial mask according to any one of claims 1 to 5, further comprising: the middle part of the inner side of the cover body (1) is provided with an oral pad assembly (6); the mouth pad assembly (6) comprises a filter layer (601), the front end face fixedly connected with of the filter layer (601) is provided with a water absorption cotton layer (602), the end face fixedly connected with of the water absorption cotton layer (602) far away from the filter layer (601) is provided with a pasting layer (603), and the pasting layer (603) is pasted in the middle of the inner side of the cover body (1).

7. The handy folding protective mask according to claim 6, wherein: the absorbent cotton layer (602) is composed of a folding layer and a flat layer, the folding layer is connected with the front end face of the filter layer (601), and the flat layer is connected with the rear end face of the sticking layer (603).

8. The handy folding protective mask according to claim 6, wherein: the filter layer (601) is a needle-punched cotton layer, and a plurality of micropores with the pore diameter of 0.1-0.5 mu m are arranged on the filter layer (601).