CN203646542U - Multilayered mask - Google Patents
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- CN203646542U CN203646542U CN201320538848.0U CN201320538848U CN203646542U CN 203646542 U CN203646542 U CN 203646542U CN 201320538848 U CN201320538848 U CN 201320538848U CN 203646542 U CN203646542 U CN 203646542U
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Abstract
The utility model provides a high-performance mask low in cost. The mask is matched with a facial curved surface during use; space is saved when the mask is not used; and the mask can effectively prevent viruses or small particles from invading into a human body. The multilayered mask is formed by stacking a plurality of sheets for the mask. The shape of the multilayered mask is characterized in that a cup-shaped main mask body with a narrow front end is formed, a base part is opened, a facial contact part covering the mouth and the nose is formed, and a rope body for fixing is erected at two ends of the facial contact part; mask sheets on the outermost layer and the innermost layer adopt sheets for a PPSB (polypropylene-spunbonding) non-woven fabric mask; and a mask sheet on the middle layer comprises at least one layer of MB (melt blown) non-woven fabric whose strength is improved through hot pressing connection and at least one layer of MB non-woven fabric which is not subjected to hot pressing connection.
Description
Technical field
The utility model relates to a kind of mouth mask.
Background technology
People infect the viruses such as popular influenza in order to prevent in intensive place because of aerial infection or droplet infection, and use mouth mask.
In recent years, people are also subject to the threat of the new virus such as avian influenza virus or coronavirus, and not known yet for producing from now on any unknown virus, and therefore, for the strong virus of infection ability, sense of insecurity can be stronger.In addition, in recent years, the atmosphere pollution being caused by PM2.5 molecule causes the number of asthma or bronchitis morbidity to increase, and need to avoid such molecule infringement health.
Therefore, for increasing the demand of the high-performance mouth mask of the strong virus of infection ability or molecule performance high resistant broken height trapping ability, and various mouth masks have been proposed.
For example, propose the mouth mask of following scheme, utilize photocatalyst layer and carbon fiber layer to make mouth mask form multilayer shape, utilize photocatalyst layer sterilization in virus etc. during by mouth mask, and by viruses adsorption in carbon fiber layer, prevent Virus entry human body.(for example,, with reference to patent documentation 1).
In addition, the mouth mask of following scheme is proposed, by covering oral area around and the cup-shaped cover portion of nostril periphery; Be affixed on the sheet material cup of this cover portion inner side; Carry out solid forming with the ear-hanger at the two ends, left and right that are connected to this cover body portion, and make covering part meet the concavo-convex of facial surface, reduce as far as possible the gap that produces between mouth mask and facial surface, prevent that virus from invading from gap.(for example,, with reference to patent documentation 2)
Prior art document
Patent documentation
Patent documentation 1: Japanese patent of invention discloses 2000-197711 communique
Patent documentation 2: Japanese patent of invention discloses 2005-328937 communique
Utility model content
But, there is following problem in the mouth mask of above-mentioned patent documentation 1, killed the virus of passing through by photocatalyst layer, and by the structure of carbon fiber layer viral adsorption, thereby realize high-performance, but owing to being formed by photocatalyst layer, carbon fiber layer etc., even if therefore only there is the two-layer cost of can not avoiding to improve, and covering oral area around and the nappe of nostril periphery be difficult to meet facial curved surface, can between mouth mask and facial surface, produce gap, virus is likely from this gap intrusion.
In addition, there is following problem in the mouth mask of above-mentioned patent documentation 2, and it is for meeting facial curved surface solid forming, reduce as far as possible the gap between mouth mask and facial surface, but solid forming cost operation is still kept away unavoidable high price, and owing to being three-dimensional, therefore in storage or need space while putting, in addition, carry turning up, or make its when distortion with external force, there will be gauffer, and be difficult to return to the original form, need to carefully take.
Above-mentioned existing mouth mask, for realizing high-performance, and make price high, take complexity, but in order to prevent virus diffusion, hope can have a kind of mouth mask, its cheap to the country that can spread for confirmation and near resident's whoso can have no to bear and buy, or can make country or local autonomy body gratuitously be distributed to resident, and this mouth mask have high-performance.
The utility model is because the problems referred to above provide a kind of high performance mouth mask, and it can be manufactured at an easy rate, and conforms to facial curved surface in use, is not using time save space, and blocking virus or molecule effectively, prevents from invading human body.
The Mult-layered gauze mask of the utility model embodiment 1 is characterised in that, it is shaped as, form the cup-shaped mask main body of the narrow shape of front end, base portion opening also forms the facial contact portion that covers mouth and nose, set up the rope body of fixing use at the two ends of facial contact portion, the mouth mask sheet material of outermost layer and innermost layer is that PPSB(is polypropylene spun-bonded: Polypropylene-spunbonding) non-woven fabrics gauze mask sheet material, the mouth mask in intermediate layer comprises with sheet material, and at least to carry high-intensity MB(by thermo-compressed melt-blown for one deck: Melt blown) nonwoven; At least one deck is without the MB nonwoven of thermo-compressed.
The Mult-layered gauze mask of the utility model embodiment 2, it,, according to the Mult-layered gauze mask described in embodiment 1, is characterized in that, the mouth mask sheet material in described intermediate layer is, mesh thickness different multiple described MB non-woven fabrics gauze mask sheet material respectively.
The Mult-layered gauze mask of the utility model embodiment 3, it is according to the Mult-layered gauze mask described in embodiment 1 or 2, it is characterized in that, described mask main body, by turnover is formed up and down two roughly the left and right sides edge of chevron sheet material sew up or welding forms cup-shaped, the cup-shaped base portion opening of the roughly chevron sheet material after turnover, as facial contact portion, sets up fixing with rope body at the left and right of facial contact portion end.
The Mult-layered gauze mask of the utility model embodiment 4, it,, according to the Mult-layered gauze mask described in any one in embodiment 1～3, is characterized in that, any one at described mouth mask with sheet material, is provided with the belt metal foil that deformable is the desirable shape of user.
The Mult-layered gauze mask of the utility model embodiment 5, it is according to the Mult-layered gauze mask described in any one in embodiment 1～4, it is characterized in that, the inner surface at described mouth mask with the interior material layer of sheet material, is provided with the banded gasket material contacting with user's nose.
Utility model effect
According to the utility model embodiment 1, this Mult-layered gauze mask is the Mult-layered gauze mask that stacked multiple mouth mask sheet material forms, it is characterized in that, at least outermost layer is polypropylene spun-bonded by PPSB() nonwoven forms, and it is shaped as, form the cup-shaped mask main body of the narrow shape of front end, base portion opening also forms the facial contact portion that covers mouth and nose, set up fixing with rope body at the two ends of facial contact portion, therefore, forming multi-lamellar mask main body can block effectively, trapping virus or molecule, prevent that virus or molecule intrusion from arriving around oral area, and mask main body shape is the cup-shaped solid shape outstanding to oral area front in use, therefore form suitable space in oral area front, be convenient to breathe and speech, and because meeting along facial curved surface base portion, three-dimensional shape conforms to it, prevent and face between produce gap, virus or molecule are invaded from gap.In addition, PPSB nonwoven is the high-intensity nonwoven that wearability drug resistance improves, by the PPSB non-woven fabrics gauze mask sheet material being formed by it is placed in to outermost layer, can form high-intensity Mult-layered gauze mask, and, there is water-repellancy, can effectively prevent from because the spittle disperses, virus or molecule being invaded.In addition, if distinguish the raw-material polypropylene character of PPSB nonwoven for outermost layer and innermost layer, can use optimal PPSB nonwoven to each layer.; respectively to being positioned at outermost PPSB nonwoven taking the polypropylene with high water repellency as raw material; innermost layer is had to absorptive polypropylene as raw material taking material modified; so; can block the next spittle etc. that disperses at outermost layer, prevent that virus or the molecule in the spittle from entering, and can be at innermost layer; absorb the moisture of emitting from mouth, prevent from thus making because multilayer is moisture the performance of mouth mask to reduce.Due to polypropylene, its cost of material is cheap, can be with this Mult-layered gauze mask of low cost fabrication.In addition, be the nonwoven being formed by superfine fiber owing to being positioned at the MB nonwoven in intermediate layer, therefore can utilize the mesh of superfine in fiber effectively to trap virus or molecule.In addition, by one deck is at least used and carries high-intensity MB nonwoven through thermo-compressed, can further improve the effect that mouth mask keeps final form.
According to the utility model embodiment 2, because the mouth mask sheet material that it is characterized in that described intermediate layer is, the multiple described MB non-woven fabrics gauze mask sheet material that mesh thickness difference is different, therefore, even if there is virus or the molecule that can not be trapped by middle ground floor, also in the middle of can effectively utilizing, the later layer of the second layer traps, and can effectively prevent that virus or molecule from arriving oral area.
According to the utility model embodiment 3, owing to it is characterized in that, described mask main body, by turnover is formed up and down two roughly the left and right sides edge of chevron sheet material sew up or welding forms cup-shaped, the cup-shaped base portion opening of the roughly chevron sheet material after turnover, as facial contact portion, set up fixing with rope body at the left and right of facial contact portion end, therefore, mask main body is outstanding to oral area front in use, can form the three-dimensional shape that is easy to breathing and speech, and can be by overlapping upper and lower two mountain matrix materials roughly in the time not using, and folding to obtain the very thin general plane shape that is formed into, do not take up space and be easy to carry and receive.In addition, because facial contact portion meets facial curved surface, can prevent that virus or molecule are from resulting from the gap intrusion between face.
According to the utility model embodiment 4, owing to it is characterized by, any one at described mouth mask with sheet material, the belt metal foil that deformable is the desirable shape of user is installed, around concavo-convex of user's nose that therefore can make metal forming meet to wear, can be in the time wearing, make nappe be adjacent to as much as possible facial curved surface, prevent that virus or molecule from invading from gap.
According to the utility model embodiment 5, owing to it is characterized by, the inner surface at described mouth mask with the interior material layer of sheet material, is provided with the banded gasket material contacting with user's nose, therefore, gasket material is positioned at the contact site of mask main body and nose, contacts well with nose, improves and wears sense, and can make mask main body conform to the concavo-convex of nose periphery, and be further adjacent to, can avoid producing gap between mouth mask body and face, and virus or molecule are invaded.
Brief description of the drawings
Fig. 1 is the stereogram of the Mult-layered gauze mask of present embodiment.
Fig. 2 is the front view of the Mult-layered gauze mask of present embodiment.
Fig. 3 is the rearview of the Mult-layered gauze mask of present embodiment.
Fig. 4 is the top view of the Mult-layered gauze mask of present embodiment.
Fig. 5 is the upward view of the Mult-layered gauze mask of present embodiment.
Fig. 6 is the right view of the Mult-layered gauze mask of present embodiment.
Fig. 7 is that section and the part of the Mult-layered gauze mask of present embodiment amplified key diagram.
Fig. 8 is the key diagram of the use state of the Mult-layered gauze mask of present embodiment.
Description of reference numerals
A Mult-layered gauze mask
1 the 1st mouth mask sheet material
2 the 2nd mouth mask sheet materials
3 the 3rd mouth mask sheet materials
4 the 4th mouth mask sheet materials
5 metal formings
6 gasket materials
7 the 1st laminated sheet bodies
8 the 2nd laminated sheet bodies
10 mask main body
11 rope bodies
12 base portions
13 peristomes
14 run-though space portions
15 leading sections
16 side margins portions
18 axis of symmetry portions
The body of restricting on 19
20 times rope bodies
H user
N nose
Detailed description of the invention
Mult-layered gauze mask of the present utility model is the Mult-layered gauze mask that stacked multiple mouth mask sheet material forms, it is characterized in that, at least outermost layer is polypropylene spun-bonded by PPSB() nonwoven forms, it is shaped as, front end forms the cup-shaped mask main body of narrow shape, and base portion opening, forms the facial contact portion that covers mouth and nose, and hang fixing with rope body at facial contact portion two ends.
,, by making mask main body be formed as multilayer shape, improve the arresting efficiency of virus or molecule etc., effectively prevent that virus or molecule etc. from arriving around oral area, in the time wearing, mask main body is outstanding to oral area front, can form the cup-shaped solid shape along facial curved surface.In existing general planar rectangular mouth mask, due to mouth mask body contact oral area, can hinder speech and breathe, for women, the cosmetics such as mouth mask body contact lipstick, there is the problem of de-adornment, but this Mult-layered gauze mask is described above, outstanding to oral area front in the time wearing, between mouth mask body and oral area, form space, therefore be easy to speech and breathe, needn't worry women's the de-adornment such as lipstick.
In addition, PPSB nonwoven is the high strength non-woven fabric that improves wearability drug resistance etc., the PPSB non-woven fabrics gauze mask forming is thus positioned at outermost layer with sheet material, can form thus high-intensity Mult-layered gauze mask, be raw material by the polypropylene taking high water repellency, can improve water-repellancy, and can in the time that the body fluid such as saliva disperse, be blocked by outermost layer, can effectively prevent from causing Virus entry because the spittle disperses.
In addition, it is characterized in that, the mouth mask sheet material of outermost layer and innermost layer is that PPSB(is polypropylene spun-bonded: Polypropylene-spunbonding) non-woven fabrics gauze mask sheet material, the mouth mask sheet material in intermediate layer is that MB(is melt-blown: Melt blown) non-woven fabrics gauze mask sheet material.
That is, can make the polyacrylic character as PPSB nonwoven raw material, at outermost layer and the suitable Qu Do of innermost layer, use and the PPSB nonwoven that character is mated separately.; make to be respectively positioned at outermost PPSB nonwoven taking the polypropylene of high water repellency as raw material; make innermost layer there is absorptive polypropylene as raw material taking material modified; so just can block the next spittle etc. that disperses by outermost layer; prevent the cell entry in the spittle; by absorbed the moisture of emitting from oral area by innermost layer, can prevent that multilayer is moisture and reduce the function of mouth mask.In addition, because its cost of material of polypropylene is cheap, can be with this Mult-layered gauze mask of low cost fabrication.
In addition, by making to be positioned at outermost layer and innermost layer as non-woven fabrics gauze mask sheet material high strength non-woven fabric, that formed by PPSB that improves wearability drug resistance etc., can make mask main body there is intensity, the nonwoven being formed by the superfine fiber of minimum fiber diameter 1 μ m left and right owing to being positioned at the MB non-woven fabrics gauze mask sheet material in intermediate layer, therefore play the function of filter, can effectively trap virus or molecule.
If making the MB nonwoven in intermediate layer is the different multiple MB non-woven fabrics gauze mask sheet materials of mesh thickness, even for the virus or the molecule that have seen through middle the 1st layer, also can effectively utilize the 2nd layer of later layer and be caught, can really prevent that virus or molecule from arriving near oral area.
In addition, it is characterized in that described mask main body, by turnover is formed up and down two roughly the left and right sides edge of chevron sheet material sew up or welding forms cup-shaped, the cup-shaped base portion opening of the roughly chevron sheet material after turnover, as facial contact portion, set up fixing with rope body at the left and right of facial contact portion end.
, mask main body, taking the roughly mountain matrix material of two up and down that will turnover mask main body and form as grown form, and its both sides of the edge are sewed up and formed cup-shaped, therefore in the time carrying or take care of, taking the sutured portion at turnover part and edge, the left and right sides as crease, by overlapping two mountain matrix materials roughly, and the storage form of formation planar fashion, on the other hand, in use, make the roughly mountain matrix material that is overlapped into plane centered by folding portion and edge, the left and right sides, open from peristome, global shape becomes cup-shaped thus, can form and be easy to cover mouth and nose, the mouth mask shape of front end pointed shape.
Therefore, in the time wearing, between mouth mask body and mouth, produce appropriate space, be easy to breathe and speech, when women uses, do not need to worry to take off adornment because of mouth mask body contact lipstick etc.In addition, wait while not using etc. carrying storage, even if folding book Mult-layered gauze mask produces wrinkle etc., also can not affect mask main body to form solid, do not need SC to use.
In addition, because mask main body forms above-mentioned shape, therefore hang over back brain with rope body will fix, and when fixing to mask main body and face, this rope body rearward, to the two ends of the peristome of facial direction tractive mask main body.Because mask main body itself is exactly the shape overlapped so that roughly matrix material in mountain turns down, therefore must be to peristome,, roughly the both ends, base of mountain matrix material apply pulling force, make this sheet material to center position displacement, and make inevitably overlapping or roughly mountain that open matrix material further opening amplitude that increases on the basis of peristome, can enough cover the periphery of mouth and nose, and can be adjacent to fixing with the state and the facial curved surface that are suitable for facial curved surface.
In addition, it is characterized in that, any one at described mouth mask with sheet material, is provided with the belt metal foil that deformable is the desirable shape of user.
That is, around concavo-convex of user's nose that can make metal forming meet will to wear, can be in the time wearing, and nappe is adjacent to facial curved surface as far as possible, prevents that virus or molecule from invading from gap.
In addition, it is characterized in that, the inner surface at described mouth mask with the innermost layer of sheet material, is provided with the banded gasket material contacting with user's nose.That is, make gasket material be positioned at the contact site of mask main body and nose, contact well with nose, improve and wear sense, and can making mask main body meet the concavo-convex of nose periphery and further be adjacent to, prevent from producing gap between mouth mask body and face, is that virus or molecule are invaded.
Below, with reference to the accompanying drawings of the embodiment of Mult-layered gauze mask of the present utility model.
As shown in Fig. 1～Fig. 6, the Mult-layered gauze mask A of present embodiment has: two bag-shaped mask main body 10 of the opposed formation of sheet material body of mountain type roughly; Fix the rope body 11 of use with the face in base portion 12 bights that are installed on mask main body 10.
Mask main body 10 as shown in Figure 7, forms the mask main body 10 of 4 layers of structure with sheet material 1～4 by stacked the 1st～4th mouth mask.
At this, the 1st～4th mouth mask is respectively with sheet material 1～4, aftermentioned is had to nonwoven of different nature, stamping-out formation central portion narrows and is the shape of 8-shaped, and mountain type is positioned at taking the short base of length as the laterally zygomorphic position of symmetry axis, and by the each mouth mask after stamping-out with sheet material 1～4 taking the 1st mouth mask sheet material 1 as outermost layer; Inner side the stacked the 2nd sheet material 2 for mouth mask at the 1st mouth mask with sheet material 1; Inner side the stacked the 3rd sheet material 3 for mouth mask at the 2nd mouth mask with sheet material 2; Use sheet material 4 as innermost layer at the 3rd mouth mask with stacked the 4th the mouth mask in inner side of sheet material 3, thereby form 4 layers.With after sheet material 1～4, utilize static to abut against each other at stacked above-mentioned the 1st～4th mouth mask.Then, turn down with the axis of symmetry 18 of sheet material with the mouth masks of 4 layers, overlap on the type of going down the hill, make both sides of the edge 16,16 by bondings such as weldings, can form thus roughly mountain type laminated sheet body 7,8 opposed bags of shapes.
Now, if in 4 layers of the axis of symmetry 18 weldings of sheet material 1～4 for mouth mask with after stacked, after mouth mask sheet material 1～4 is become one, then turnover welding both sides of the edge 16,16 etc., just can not produce and relax or the ground such as distortion is formed as bag-shaped by mask main body 10.
For mask main body 10, stacked and welding after can utilizing special mould to the 1st～4th mouth mask sheet material 1～4 stamping-out, in mask main body manufacture process, needn't make mask main body form solid in order to form solid forming shaping mouth mask, do not need loaded down with trivial details manufacturing operation, can produce at low cost.
Preferably the 1st mouth mask is formed by the nonwoven with water-repellancy with sheet material 1, especially preferably by PPSB(Polypropylene Spun Bonded: polypropylene spun-bonded) nonwoven forms.
PPSB nonwoven is taking polypropylene as raw material, and improves the high-intensity nonwoven of wearability, resistance to water, drug resistance, with in sheet material, is raw material by the polypropylene to have water-repellancy at the 1st mouth mask, can form the nonwoven of high water repellency.In addition, owing to utilizing spun-bond process, owing to directly spinning and forming sheet material from raw material, therefore good in productivity and cost is low, and owing to being continuous fiber, conventionally high than staple fiber nonwoven fabric intensity.
By there is the PPSB nonwoven of above-mentioned characteristic with use in sheet material at the 1st mouth mask, in the time that the spittle such as saliva or body fluid and blood disperses, can stop it to be impregnated into internal layer, prevent the cell entry in the spittle.
Preferably the 2nd mouth mask is by forming than the 1st mouth mask sheet material 1 trickleer fibrous therapeutic medical antibacterial nonwoven cloth made, particularly preferably by MB(Melt Blown: melt-blown with sheet material 2) nonwoven forms.Melt spraying non-woven fabrics is to utilize meltblown to form nonwoven by the superfine fiber of 1～3 μ m, can form filter, even therefore for the virus or the molecule that have seen through the 1st layer, also can utilize this trickle fiber mesh effectively to be caught.In addition, preferably the 2nd mouth mask is thicker than above-mentioned the 1st mouth mask sheet material 1 with sheet material 2, can improve like this capture effect.
Preferably the 2nd mouth mask is thinner than the melt spraying non-woven fabrics of aftermentioned the 3rd mouth mask sheet material with the melt spraying non-woven fabrics of sheet material 2, and intensity is high.Melt spraying non-woven fabrics can pass through thermo-compressed source textile, makes thickness attenuation, improves intensity.As mentioned above, use thin and high-intensity melt spraying non-woven fabrics by the one deck in multiple layers, improve the trapping effect of virus or molecule, and can improve the effect that mouth mask keeps net shape.If the melt spraying non-woven fabrics of source textile has charging property, the melt spraying non-woven fabrics after thermo-compressed also has charging property, therefore identical with sheet material with the 3rd mouth mask described later, has the contaminate particulate such as virus or pollen trapping effect.
Preferably the 3rd mouth mask is formed by the nonwoven with charging property with sheet material 3, is particularly preferably formed by MB nonwoven in the same manner with sheet material 2 with the 2nd mouth mask.In addition, if for example use nonwoven taking polyester as raw material, can make well its static electrification, even for by virus or the molecule of the 2nd layer, also can effectively be adsorbed in surface and trap.Thus, can be configured to filter shape by the 2nd, the 3rd mouth mask with the intermediate layer that sheet material 2,3 forms, be mainly effectively to stop the pathogen that swims etc. to see through.Form 3rd mouth mask for sheet material 3 than the 2nd mouth mask with the relative trickleer nonwoven of sheet material 2 by mesh, the nonwoven different by mesh thickness form intermediate layer, improve thus arresting efficiency.In addition, if than the 2nd mouth mask with sheet material 2 thicker, can make the 3rd layer charged well.
The 4th mouth mask is formed by PPSB nonwoven in the same manner with sheet material 4 and the 1st layer.With in sheet material 4, by there is absorptive material modified polypropylene as raw material, can form water imbibition, nonwoven that diffusivity is high at the 4th mouth mask, absorb the moisture of emitting from user's mouth, can prevent from making because multilayer is moisture the hydraulic performance decline of mouth mask.
As mentioned above by forming the structure of stacked the 1st～4th mouth mask sheet material, first, adsorb most of virus or molecule by the 1st mouth mask with sheet material 1, reduce thus the adsorbance of internal layer side to virus or molecule, block virus or molecule at the 2nd mouth mask sheet material 2 completely.Even just in case have virus or molecule to see through each sheet material 1,2 mouth mask for, can utilize the 3rd mouth mask use sheet material 3 of static electrification by its blocking-up.Utilize the 4th sheet material 4 for mouth mask, the moisture that absorption is emitted from user's mouth, prevents other layer of hydraulic performance decline.
Stacked the 1st～4th mouth mask is not limited to as mentioned above by the order of sheet material 1～4, but particularly preferably with sequential cascade as above, so can bring into play function separately, plays maximum effect.
In addition, in mask main body 10, at the outer surface that is positioned at outermost the 1st mouth mask at least one side of sheet material 1, be provided with along the base portion 12 banded metal forming 5 that direction is extended to the left and right.Metal forming 5 is installed on the 1st laminated sheet body 7 outer surfaces in the present embodiment.
Metal forming 5 is positioned at the nose of user H while wearing Mult-layered gauze mask A, forms by having flexual material, and deformable is the desirable shape of user H.Therefore, along with metal forming 5 is out of shape, make the shape of mask main body 10 be deformed into the desirable shape of user H, for example, along the facial surface shape of user H, particularly along the concaveconvex shape distortion of nose.
Between mouth mask and facial surface, easily produce gap, particularly around nose, as above-mentioned, by in the time wearing Mult-layered gauze mask A, metal forming 5 is out of shape along user H facial surface shape, can under the state that mask main body 10 and the facial surface of user H are close to, wear, prevent that virus or molecule from invading from gap.
In addition, in mask main body 10, be positioned at the sidepiece inner surface of the 4th mouth mask above-mentioned metal forming 5 of installation of sheet material 4 of innermost layer, and with roughly overlapping position of metal forming 5, banded gasket materials 6 that extend at left and right directions along base portion 12, formation and metal forming 5 same size are installed.Gasket material 6 is in the present embodiment located at the inner surface of the 1st laminated sheet body 7 that metal forming 5 is installed.
Although in the past in order to conform to face shape, and proposition is provided with the mouth mask of metal forming, but, even if metal forming has pliability, but owing to being metal after all, be hard in a way, because of certain situation, can make user feel nose pain, but in this Mult-layered gauze mask A, by using this gasket material 6 as padded coaming, prevent in the time wearing Mult-layered gauze mask A, make user H nose discomfort or pain, it is soft making with contacting of nose, thereby improves quality.
Can cater to user's hobby, for the optional low elasticity urethanes of this gasket material 6 or high resiliency urethanes, like this, for each user, can make the cooperation sense of nose and mouth mask body reach optimum state.
In addition, can utilize this gasket material 6 resiliencies, make mask main body 10 and face show to be adjacent to, prevent because producing gap, and virus or molecule are invaded.
Here, above-mentioned metal forming 5 is installed on the outer surface of outermost the 1st mouth mask sheet material 1, but also can be installed in layer, as long as being positioned in use nose and across gasket material 6, not limiting.
By the bight at the two ends, left and right of the peristome of mask main body 10 13,, roughly the bight, left and right, longer sides base of mountain matrix material bends laterally, and bight front end 15 is fixing with mask main body 10, inserts fixing with rope body 11 in the run-though space portion 14,14 that is formed at respectively two turnover parts.
Now, as shown in Figure 6, because the folding portion in bight is divided into roughly isosceles triangle shape, thereby the rope body 11 that inserts this run-though space portion 14,14 is drawn respectively from two limits, left and right of this triangle, therefore, the rope body of deriving from the right and left of turnover part is rearward derived, and forms the base of isosceles triangle is roughly clipped in the middle, and obliquely upward and is tiltedly branched off into the state of two strands in below along the hypotenuse of the right and left respectively.Now, from be provided with metal forming 5 and gasket material 6 the 1st laminated sheet body 7 sides derive rope body be rope body 19; Rope body 20 from the rope body of the 2nd laminated sheet body 8 sides derivation is.
Fixing with restricting body 11 as shown in Figure 8 in the time wearing, the upper rope body 19 of branch is obliquely upward hung on to back brain top, the lower rope body 20 of branch is oliquely downward hung on to back brain bottom, like this, more easily make the peristome of mask main body open up and down, can stably mask main body and facial surface be fixed.
, this up and down the body 19,20 of rope up and down of oblique derivation from obliquely upward and tiltedly below branch of the two side ends of mask main body 10, and at back brain, at the upper and lower back brain that is hung on spaced apart.Therefore, the body 19,20 that can prevent from restricting is up and down got together, and destroys the such accident of stability of mask main body 10 in facial surface.
In addition, for making mask main body 10 form above-mentioned shape, be hung on back brain with the body 11 of restricting will fix as mentioned above, and when mask main body 10 and facial surface are fixed, this rope body 11 is by rearward (facial surface direction) tractive of the two ends of the peristome of mask main body 10 13.Therefore, will inevitably be to peristome 13,, roughly the both ends, longer base of mountain matrix material apply traction force, this sheet material moves to center position, stacked roughly mountain matrix material makes the A/F of peristome 13 become large, enough covers the periphery of mouth and nose, and can and be adjacent to fixing under the state of curved surface that meets facial surface.
According to Mult-layered gauze mask A described above, can obtain high performance Mult-layered gauze mask, can be close to facial surface and not produce gap, prevent virus or molecule intrusion.In addition, by making to have the mouth mask sheet material of each function, form and bring into play to greatest extent the lamination order of effect separately, can effectively block, trap virus or molecule.
Secondly,, according to above-mentioned formation, the Mult-layered gauze mask A that can make present embodiment is the Mult-layered gauze mask also for blood with impermeability.
Table 1 shown below represents, the measurement result that the blood permeability of the Mult-layered gauze mask A to present embodiment is tested.Wherein, with the particulate of the NaCl that contains 0.076 μ m, concentration 12～20mg/m
3the aqueous solution replace blood, under the flow of 32L per minute, measure, as shown in table 1, this Mult-layered gauze mask, its blood impermeability excellence, is the high-performance mouth mask with 99.82～99.86% so high blocking-up rates.
[table 1]
Therefore, medical treatment practitioner is when disposing when the operation or in to patient's mouth etc. etc., for preventing that also applicable Mult-layered gauze mask, can play good effect because blood or body fluid etc. disperse and cause sucking pathogen or AIDS infection from patient's affected part.。
Claims (4)
1. a Mult-layered gauze mask, it is the Mult-layered gauze mask that stacked multiple mouth mask sheet material forms, and it is characterized in that:
It is shaped as, and forms the cup-shaped mask main body of the narrow shape of front end, and base portion opening forms the facial contact portion that covers mouth and nose, sets up the rope body of fixing use at the two ends of facial contact portion,
The mouth mask sheet material of outermost layer and innermost layer is PPSB non-woven fabrics gauze mask sheet material,
The mouth mask in intermediate layer comprises with sheet material, and at least one deck is carried high-intensity MB nonwoven by thermo-compressed; At least one deck is without the MB nonwoven of thermo-compressed,
Inner surface at described mouth mask with the interior material layer of sheet material, is provided with the banded gasket material contacting with user's nose.
2. Mult-layered gauze mask according to claim 1, is characterized in that,
The mouth mask in described intermediate layer is mesh thickness different multiple described MB non-woven fabrics gauze mask sheet material respectively with sheet material.
3. Mult-layered gauze mask according to claim 1 and 2, is characterized in that,
Described mask main body, by turnover is formed up and down two roughly the left and right sides edge of chevron sheet material sew up or welding forms cup-shaped, the cup-shaped base portion opening of the roughly chevron sheet material after turnover, as facial contact portion, sets up fixing with rope body at the left and right of facial contact portion end.
4. according to the Mult-layered gauze mask described in any one in claim 1～3, it is characterized in that,
Any one at described mouth mask with sheet material, is provided with the belt metal foil that deformable is the desirable shape of user.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320538848.0U CN203646542U (en) | 2013-08-30 | 2013-08-30 | Multilayered mask |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320538848.0U CN203646542U (en) | 2013-08-30 | 2013-08-30 | Multilayered mask |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203646542U true CN203646542U (en) | 2014-06-18 |
Family
ID=50912994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320538848.0U Expired - Fee Related CN203646542U (en) | 2013-08-30 | 2013-08-30 | Multilayered mask |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203646542U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105615042A (en) * | 2014-10-27 | 2016-06-01 | 宣德医材科技股份有限公司 | Tight facial mask and preparation method thereof |
| CN106858821A (en) * | 2017-02-04 | 2017-06-20 | 3M创新有限公司 | Folding mask |
| CN115551612A (en) * | 2020-03-26 | 2022-12-30 | 东丽尖端素材株式会社 | Composite nonwoven fabric and article comprising same |
-
2013
- 2013-08-30 CN CN201320538848.0U patent/CN203646542U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105615042A (en) * | 2014-10-27 | 2016-06-01 | 宣德医材科技股份有限公司 | Tight facial mask and preparation method thereof |
| CN106858821A (en) * | 2017-02-04 | 2017-06-20 | 3M创新有限公司 | Folding mask |
| CN106858821B (en) * | 2017-02-04 | 2018-11-20 | 3M创新有限公司 | Folding mask |
| CN115551612A (en) * | 2020-03-26 | 2022-12-30 | 东丽尖端素材株式会社 | Composite nonwoven fabric and article comprising same |
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|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140618 Termination date: 20160830 |
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| CF01 | Termination of patent right due to non-payment of annual fee |