CN213819956U

CN213819956U - KN95 mask

Info

Publication number: CN213819956U
Application number: CN202022388616.4U
Authority: CN
Inventors: 薛兵姣
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-24
Filing date: 2020-10-24
Publication date: 2021-07-30
Anticipated expiration: 2030-10-24

Abstract

The utility model discloses a KN95 gauze mask, including main part, bridge of the nose strip, seal strip, ear area rope, SS spunbonded nonwoven layer and the ventilative close skin nonwoven layer of SS, the last surface mounting of main part has the bridge of the nose groove, and the inside nestification in bridge of the nose groove has the bridge of the nose strip to the seal strip is installed to the outside limit of main part, and the folding portion is installed to the intermediate position of main part simultaneously, both sides have the ear area rope through the welding of connection piece about the foremost side of main part to the ear area rope runs through the inside of limit valve through the through-hole of limit valve setting, the inside of main part is outmost to be SS spunbonded nonwoven layer, and the SS spunbonded nonwoven layer's the back gluing has first high efficiency to filter and melt the cloth layer. This KN95 gauze mask installs the nose bridge strip through the nose bridge groove, prevents that the pressure of nose bridge strip from causing the discomfort that the use was when using, runs through limit valve through the through-hole through the ear area rope simultaneously, adjusts ear area rope length, guarantees the laminating of main part root face.

Description

KN95 mask

Technical Field

The utility model relates to a gauze mask technical field specifically is a KN95 gauze mask.

Background

Along with the uncertainty of epidemic situation, its indispensable material of epidemic prevention during gauze mask, nevertheless current gauze mask still has certain drawback when using, just as:

1. the ear belt of the existing mask has upward welding points, has large pressure on the nose bridge in the using process, is not suitable for people with too high nose bridge, and is inconvenient for a user to carry;

2. the existing mask can not adjust the ear bands according to the face dimension of a user, so that the mask can not be comfortably attached to the face of the user.

Therefore, the KN95 mask is provided, so that the problems that the existing mask provided in the above is too big in pressure on the nose bridge in the using process due to the fact that the existing mask ear band welding points are too upward, the existing mask is not suitable for people with too high nose bridge, and the mask cannot be comfortably attached to the face of a user due to the fact that the mask cannot be carried conveniently and cannot be adjusted according to the face dimension of the user are solved.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a KN95 gauze mask to solve the gauze mask ear area solder joint on the existing market that above-mentioned background art provided on the upper side, it is big on the side to the pressure of bridge of the nose in the use, unsuitable bridge of the nose too high people's use, be not convenient for user's carrying simultaneously, and can not mediate the ear area according to user's face dimension, cause the problem that the gauze mask can not be comfortable and user's face laminating.

In order to achieve the above object, the utility model provides a following technical scheme: a KN95 mask comprises a main body, a nose bridge strip, a sealing edge, an ear belt rope, an SS spunbonded non-woven fabric layer and an SS breathable skin-friendly non-woven fabric layer, wherein the upper surface of the main body is provided with a nose bridge groove, the nose bridge strip is nested inside the nose bridge groove, and the outer side of the main body is provided with a sealing edge, the middle position of the main body is provided with a folding part, the left side and the right side of the foremost side of the main body are welded with ear belt ropes through connecting sheets, the ear belt rope penetrates through the inside of the limiting valve through a through hole arranged on the limiting valve, the outermost layer of the inside of the main body is an SS spunbonded non-woven fabric layer, and a first high-efficiency filtering melt-blown fabric layer is bonded on the rear surface of the SS spunbonded non-woven fabric layer, and the back side of the first high-efficiency filtering melt-blown fabric layer is adhered with a nanometer non-woven fabric layer, and the back side of the nanometer non-woven fabric layer is adhered with an SS breathable skin-friendly non-woven fabric layer through a second high-efficiency filtering melt-blown fabric layer.

Preferably, the internal diameter of nose bridge groove is greater than the external diameter of nose bridge strip, and the surface that nose bridge strip is two-sided two core iron wire galvanization, PE material parcel to nose bridge strip is the metallic structure of resistant buckling design, and width 5.0mm, thickness 1.2mm, length 88mm 2mm simultaneously.

Preferably, the two side walls of the folded part, which are in contact with the main body, are corrugated, the folded part is provided with two creases, the folded part is located at the central line of the main body, and the outer diameter of the folded part is smaller than the inner diameter of the main body.

Preferably, the diameter of ear area rope is 5mm thickness and is 1.2mm, and the material of ear area rope is spandex 140D + polyamide fibre 140D to the through-hole that the ear area rope set up through the limit valve forms limit structure, and the internal diameter of through-hole is greater than the external diameter of ear area rope simultaneously.

Preferably, the weight of the nano non-woven fabric layer is 25g, and the flow BFE of the nano non-woven fabric layer is not less than 95, the oiliness is not less than 95, and the salinity is not less than 95.

Preferably, the second high-efficiency filtering melt-blown cloth layer and the first high-efficiency filtering melt-blown cloth layer are made of the same material, and the flow measurement BFE of the first high-efficiency filtering melt-blown cloth layer and the second high-efficiency filtering melt-blown cloth layer is more than or equal to 95.

Compared with the prior art, the beneficial effects of the utility model are that: this KN95 gauze mask:

1. the nose bridge structure comprises a nose bridge groove, a nose bridge strip and a folding part, wherein the nose bridge strip is installed at the upper end of the surface of a main body through the nose bridge groove, the nose bridge strip is prevented from causing overlarge pressure to a user when the nose bridge structure is used, discomfort when the nose bridge structure is used is prevented, the main body is surrounded by a circle of sealing edge to ensure the hairless piece and the sealing performance of the main body, an SS breathable skin-friendly non-woven fabric layer is respectively arranged on the main body from inside to outside to ensure the comfort level when the main body is in contact with the face, and a second high-efficiency filtering melt-blown fabric layer, a nanometer non-woven fabric layer, a first high-efficiency filtering melt-blown fabric layer and an SS spun-bonded non-woven fabric layer ensure self-suction type filtering of particles;

2. be provided with connection piece, ear area rope and limit valve, the welding of both sides has the ear area rope through the connection piece about the main part front side, is convenient for guarantee that ear area rope welded is firm, and the diameter of ear area rope is 5mm, thickness is 1.2mm, guarantees to use the comfort level that is to the ear area rope runs through limit valve through the through-hole, can carry out the mediation of ear area rope length according to user's facial dimension, guarantees the laminating of main part root face portion.

Drawings

FIG. 1 is a schematic view of the structure of the present invention;

FIG. 2 is a schematic view of a main body of the present invention showing a partially side-sectioned enlarged structure;

FIG. 3 is a schematic view of a partial side-sectional enlarged structure of the nose bridge groove and the nose bridge strip of the present invention;

fig. 4 is a schematic side view of the ear belt rope and the limit valve of the present invention.

In the figure: 1. a main body; 2. a nose bridge slot; 3. a nose bridge strip; 4. sealing the edges; 5. a folding part; 6. connecting sheets; 7. an ear band cord; 8. a limit valve; 9. a through hole; 10. an SS spunbond nonwoven layer; 11. a first high efficiency filtration melt blown fabric layer; 12. a nano non-woven fabric layer; 13. a second high efficiency filtering melt-blown cloth layer; 14. SS ventilative close skin non-woven fabrics layer.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a KN95 mask comprises a main body 1, a nose bridge groove 2, a nose bridge strip 3, a sealing edge 4, a folding part 5, a connecting sheet 6, an ear belt rope 7, a limit valve 8, a through hole 9, an SS spunbonded non-woven fabric layer 10, a first high-efficiency filtering meltblown fabric layer 11, a nanometer non-woven fabric layer 12, a second high-efficiency filtering meltblown fabric layer 13 and an SS breathable skin-friendly non-woven fabric layer 14, wherein the nose bridge groove 2 is installed on the upper surface of the main body 1, the nose bridge strip 3 is nested in the nose bridge groove 2, the sealing edge 4 is installed on the outer side of the main body 1, the folding part 5 is installed in the middle of the main body 1, ear belt ropes 7 are welded on the left side and the right side of the foremost side of the main body 1 through the connecting sheet 6, the ear belt ropes 7 penetrate through the inside of the limit valve 8 through the through hole 9 arranged on the limit valve 8, the outermost layer of the inside of the main body 1 is the SS spunbonded non-woven fabric layer 10, and the first high-efficiency filtering meltblown fabric layer 11 is bonded on the rear side of the SS spunbonded non-woven fabric layer 10, and the back side of the first high-efficiency filtering melt-blown fabric layer 11 is adhered with a nano non-woven fabric layer 12, and the back side of the nano non-woven fabric layer 12 is adhered with an SS (styrene-butadiene-styrene) breathable skin-friendly non-woven fabric layer 14 through a second high-efficiency filtering melt-blown fabric layer 13.

The internal diameter of nose bridge groove 2 is greater than the external diameter of nose bridge strip 3, and the surface that nose bridge strip 3 is two-sided two core iron wire zinc-plating, PE material parcel to nose bridge strip 3 is the metal construction of resistant bending type, is convenient for carry out not buckling according to user's demand, and width 5.0mm, thickness 1.2mm, length 88mm 2mm are convenient for reduce the pressure to the nose bridge simultaneously.

The both sides wall lateral wall that folded portion 5 and main part 1 contacted is corrugated, and folded portion 5 is provided with two creases to folded portion 5 is in the central line position of main part 1, and the external diameter of folded portion 5 is less than the internal diameter of main part 1 simultaneously, the accomodating of main part 1 of being convenient for.

The diameter of ear area rope 7 is 1.2mm for 5mm thickness, and the material of ear area rope 7 is spandex 140D + polyamide fibre 140D to ear area rope 7 forms limit structure through the through-hole 9 that limit valve 8 set up, and the internal diameter of through-hole 9 is greater than the external diameter of ear area rope 7 simultaneously, is convenient for adjust the length of ear area rope 7.

The weight of the nanometer non-woven fabric layer 12 is 25g, and the flow measurement BFE of the nanometer non-woven fabric layer 12 is more than or equal to 95, the oiliness is more than or equal to 95, the salinity is more than or equal to 95, so that the ventilation is facilitated.

The second high-efficiency filtering melt-blown cloth layer 13 and the first high-efficiency filtering melt-blown cloth layer 11 are made of the same material, and the flow measurement BFE of the first high-efficiency filtering melt-blown cloth layer 11 and the second high-efficiency filtering melt-blown cloth layer 13 is not less than 95, so that the filtering of particles is facilitated.

The working principle is as follows: when the KN95 mask is used, according to the figures 1-4, the device is firstly placed at a required position, the upper end of the surface of the main body 1 is provided with the nose bridge strip 3 through the nose bridge groove 2, so that the excessive pressure of the nose bridge strip 3 for a user is prevented when the mask is used, the discomfort of use is prevented, the main body 1 surrounds the main body 1 for one circle through the sealing edge 4 to ensure the hairless piece and the sealing performance of the main body 1, the main body 1 is respectively provided with an SS breathable skin-friendly non-woven fabric layer 14 from inside to outside to ensure the comfort when the main body is contacted with the face, and the second high-efficiency filtering melt-blown fabric layer 13, the nanometer non-woven fabric layer 12, the first high-efficiency filtering melt-blown fabric layer 11 and the SS non-woven fabric layer 10 ensure the self-suction type filtering particulate matters;

according to the figures 1-4, the left side and the right side of the front side of the main body 1 are welded with the ear belt ropes 7 through the connecting sheets 6, so that the firmness of welding of the ear belt ropes 7 is guaranteed, the diameter of each ear belt rope 7 is 5mm, the thickness of each ear belt rope 7 is 1.2mm, the use comfort level is guaranteed, the ear belt ropes 7 penetrate through the limiting valves 8 through the through holes 9, the lengths of the ear belt ropes 7 can be adjusted according to the facial dimensions of a user, and the fitting of 1 face of the main body is guaranteed.

Thereby completing a series of works. Those not described in detail in this specification are within the skill of the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a KN95 gauze mask, includes main part (1), nose bridge strip (3), sealing strip (4), ear area rope (7), SS spunbonded nonwoven layer (10) and SS ventilative close skin nonwoven layer (14), its characterized in that: the upper surface of the main body (1) is provided with a nose bridge groove (2), a nose bridge strip (3) is nested in the nose bridge groove (2), and the outer side edge of the main body (1) is provided with a sealing edge (4), and the middle position of the main body (1) is provided with a folding part (5), the left side and the right side of the foremost side of the main body (1) are welded with ear belt ropes (7) through connecting sheets (6), and the ear strap rope (7) penetrates through the inside of the limit valve (8) through a through hole (9) arranged on the limit valve (8), the inner outermost layer of the main body (1) is an SS spunbonded non-woven fabric layer (10), and a first high-efficiency filtering melt-blown fabric layer (11) is bonded on the rear surface of the SS spun-bonded non-woven fabric layer (10), the back side surface of the first high-efficiency filtering melt-blown fabric layer (11) is adhered with a nanometer non-woven fabric layer (12), meanwhile, the rear side face of the nano non-woven fabric layer (12) is bonded with an SS breathable skin-friendly non-woven fabric layer (14) through a second high-efficiency filtering melt-blown fabric layer (13).

2. The KN95 mask according to claim 1, wherein: the internal diameter of nose bridge groove (2) is greater than the external diameter of nose bridge strip (3), and the surface that nose bridge strip (3) are is two-sided two core iron wire galvanization, PE material parcel to nose bridge strip (3) are resistant metal construction of buckling the design, and width 5.0mm, thickness 1.2mm, length 88mm 2mm simultaneously.

3. The KN95 mask according to claim 1, wherein: the folding part (5) is corrugated on the side walls of the two side walls contacted with the main body (1), the folding part (5) is provided with two creases, the folding part (5) is positioned at the central line position of the main body (1), and the outer diameter of the folding part (5) is smaller than the inner diameter of the main body (1).

4. The KN95 mask according to claim 1, wherein: the diameter of ear belt rope (7) is 5mm thickness and is 1.2mm, and the material of ear belt rope (7) is spandex 140D + polyamide fibre 140D to through-hole (9) that ear belt rope (7) set up through limit valve (8) form limit structure, and the internal diameter of through-hole (9) is greater than the external diameter of ear belt rope (7) simultaneously.

5. The KN95 mask according to claim 1, wherein: the weight of the nano non-woven fabric layer (12) is 25g, and the flow BFE of the nano non-woven fabric layer (12) is not less than 95, the oiliness is not less than 95, and the salinity is not less than 95.

6. The KN95 mask according to claim 1, wherein: the second high-efficiency filtering melt-blown cloth layer (13) and the first high-efficiency filtering melt-blown cloth layer (11) are made of the same material, and the flow measurement BFE of the first high-efficiency filtering melt-blown cloth layer (11) and the second high-efficiency filtering melt-blown cloth layer (13) is not less than 95.