CN212017087U - Nano filter and mask using same - Google Patents

Abstract

The utility model discloses a gauze mask of nanometer filter element and applied this nanometer filter element, this nanometer filter element including the first water absorption filter layer, purification layer and the second water absorption filter layer of range upon range of setting gradually, the coating has nanometer antibacterial coating on first water absorption filter layer or/and the second water absorption filter layer. The utility model discloses still disclose a gauze mask. The nanometer filter disc and the mask applying the nanometer filter disc disclosed by the utility model absorb moisture and filter through the first water absorption filter layer and the second water absorption filter layer, so that the interior of the mask is kept dry continuously, viruses in the outside air are prevented from entering the mouth and nose, the spray in the mouth and nose is prevented from being spread to the outside air, and the protection effect is good; the nano antibacterial coating has the effects of resisting virus, sterilizing, resisting bacteria, inhibiting bacteria and the like, so that air firstly enters the mouth and the nose after being sterilized and purified by the nano antibacterial coating, the comfort and the safety are improved, and the nano antibacterial coating can be repeatedly used due to the sterilizing and antibacterial effects, and the environmental pollution is reduced.

Description

Nano filter and mask using same

Technical Field

The utility model relates to a health supplies technical field especially relates to a nanometer filter element and applied this nanometer filter element's gauze mask.

Background

Masks are used to suppress inhalation of viruses, bacteria, dust, pollen, and the like, or to prevent flying of droplets and the like caused by sneezing and coughing.

In the correlation technique, ordinary daily gauze mask is formed by non-woven fabrics and melt blown paper processing, and the non-woven fabrics has certain hydroscopicity, and melt blown paper has good filtration, shielding effect, can reduce the absorption of virus, bacterium to a certain extent through the combination between them, also can prevent that the air foam from scattering, but the moisture in the gauze mask is heavy, and the antibiotic, the sterilization of gauze mask and protective effect are poor, and reuse rate is low moreover, and environmental pollution is heavy. Especially, in the severe period of the current new coronavirus epidemic situation, the demand of the mask is increased rapidly, and how to improve the antiviral property and the antibacterial property of the mask to improve the protection safety and improve the repeatable utilization rate to reduce the demand becomes a problem to be solved urgently.

SUMMERY OF THE UTILITY MODEL

In order to solve the above technical problem, embodiments of the present invention are expected to provide a nano filter with good dryness, good sterilization, anti-virus, anti-bacteria, good protection and high repeatable utilization rate, and a mask using the nano filter.

The technical scheme of the utility model is realized like this:

a nanometer filter disc comprises a first water absorption filter layer, a purification layer and a second water absorption filter layer which are sequentially stacked, wherein a nanometer antibacterial coating is coated on the outer surface of the first water absorption filter layer or/and the second water absorption filter layer.

Preferably, the surface of the first water absorption filter layer on the side far away from the purification layer or/and the surface of the second water absorption filter layer on the side far away from the purification layer are/is coated with the nano-antibacterial coating.

Preferably, first water absorbing filter layer and first filter layer that the stack was established are drawn together to first water absorbing filter layer, the second water absorbing filter layer draws together second water absorbing layer and the second filter layer that the stack was established, first filter layer with the second filter layer respectively attached in purify the both sides of layer, the antibiotic coating of nanometer coat in first water absorbing layer or/and on the second water absorbing layer.

Preferably, the first water absorption layer and the second water absorption layer are both non-woven fabric water absorption layers, and the first filter layer and the second filter layer are both melt-blown paper filter layers.

Preferably, the purification layer is one of an activated carbon layer, a honeysuckle layer, a cherry blossom layer or a lavender layer.

Preferably, the nano-filter is rectangular, square or circular.

Preferably, the nano antibacterial coating is a nano titanium dioxide coating.

The utility model provides an use gauze mask of nanometer filter, includes the gauze mask body and is fixed in location strip on the gauze mask body, nanometer filter detachably set up in the location strip with between the gauze mask body.

Preferably, the location strip is two that parallel interval set up, two the location strip is followed the length direction of gauze mask body distributes.

Preferably, the positioning strips are non-woven fabric positioning strips.

The embodiment of the utility model provides a nanometer filter element and applied this nanometer filter element's gauze mask absorbs moisture and filters through first water absorption filter layer and second water absorption filter layer, can effectually prevent in the gauze mask because the gauze mask that moisture that the mouth nose expired and the saliva that outwards splashes caused is moist, makes continuously keep dry in the gauze mask, can effectually prevent simultaneously that virus in the outside air from getting into the mouth nose, also can prevent to spread in the outside air from the splash that spouts in the mouth nose, and the protective effect is good; the nanometer antibacterial coating through coating has antiviral, disinfect, antibiotic, antibacterial and deodorization etc. effect, can kill the bacterium effectively and restrain breeding of bacterium, makes the air pass through earlier nanometer antibacterial coating disinfects and purifies the back and gets into the mouth nose again, the effectual security that improves nanometer filter protection, moreover because nanometer antibacterial coating has sterilization, antibacterial action, makes it to use repeatedly, and the bioavailability is high, the effectual pollution that has reduced the environment.

Drawings

Fig. 1 is a schematic structural diagram of a nanofiltration membrane provided by the present invention;

fig. 2 is a schematic structural view of the mask provided by the present invention.

Detailed Description

In order to illustrate embodiments of the present invention or technical solutions in the prior art more clearly, the following description will be made in conjunction with the accompanying drawings in embodiments of the present invention to describe the technical solutions in the embodiments of the present invention clearly and completely, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Please refer to fig. 1, which is a schematic structural diagram of a nano filter according to the present invention. The nano filter sheet 1 can be used alone or placed in a mask. The nano filter sheet 1 comprises a first water absorption filter layer 11, a purification layer 13 and a second water absorption filter layer 15 which are sequentially stacked, wherein a nano antibacterial coating 17 is coated on the outer surfaces of the first water absorption filter layer 11 or/and the second water absorption filter layer 15, and the first water absorption filter layer 11 and/or the second water absorption filter layer 15 absorb water and filter viruses and bacteria, so that the mask can be effectively prevented from being wetted due to moisture exhaled by the mouth and the nose and spittle splashed outside in the mask, the interior of the mask can be kept dry continuously, meanwhile, the viruses in the outside air can be effectively prevented from entering the mouth and the nose, the spittle jetted from the mouth and the nose can be prevented from being spread to the outside air, and the protection effect is good; the nano antibacterial coating 17 coated with the antibacterial coating has the effects of resisting virus, sterilizing, resisting bacteria, inhibiting bacteria, deodorizing and the like, can effectively kill bacteria and inhibit the breeding of bacteria, enables air to pass through the nano antibacterial coating 17 firstly, and then enters the mouth and the nose after sterilization and purification, effectively improves the safety of the protection of the nano filter sheet 1, and has high bioavailability and effectively reduces the pollution to the environment because the nano antibacterial coating 17 has the effects of sterilization and antibiosis and can be repeatedly used.

The surface of the side of the first water absorption filter layer 11 away from the purification layer 13 or/and the surface of the side of the second water absorption filter layer 15 away from the purification layer 13 are coated with the nano-antibacterial coating 17. That is, the nano antibacterial coating 17 may be coated on the outer surface of the first water absorption filter layer 11 or the second water absorption filter layer 15, or may be coated on the outer surfaces of the first water absorption filter layer 11 and the second water absorption filter layer 15 at the same time, preferably, in order to save cost, the nano antibacterial coating 17 is coated on the outer surface of the first water absorption filter layer 11 or the second water absorption filter layer 15, and the first water absorption filter layer 11 coated with the nano antibacterial coating 17 is in contact with the face when in use.

First water absorption filter layer 11 is including the first water absorption layer 111 and the first filter layer 113 of establishing of folding, second water absorption filter layer 15 is including the second water absorption layer 151 and the second filter layer 153 of establishing of folding, first filter layer 113 with second filter layer 153 is attached respectively in purify the both sides of layer 13, the antibiotic coating of nanometer 17 coat in first water absorption layer 111 or/and on the second water absorption layer 151. That is, the nano-antimicrobial coating 17 may be coated on the first water absorption layer 111 or the second water absorption layer 151, and the nano-antimicrobial coating 17 may be coated on both the first water absorption layer 111 and the second water absorption layer 151, and preferably, the nano-antimicrobial coating 17 is coated on the outer surface of the first water absorption layer 111 or the second water absorption layer 151, and the first water absorption layer 111 or the second water absorption layer 151 coated with the nano-antimicrobial coating 17 is in contact with the face in use.

Specifically, in this embodiment, first water absorption layer 111 with the second water absorption layer 151 is the non-woven fabrics layer that absorbs water, and the non-woven fabrics has characteristics such as the hydroscopicity is good, soft, can absorb the steam of breathing out in the mouth and nose, improves the dryness factor, and it is more comfortable to wear. The first filter layer 113 and the second filter layer 153 are both melt-blown paper filter layers. The melt-blown paper has the superfine fibers with unique capillary structures, so that the number and the surface area of the fibers in unit area are increased, the melt-blown paper has good filterability and shielding performance, viruses in the outside air can be effectively prevented from entering the mouth and the nose, and spray sprayed from the mouth and the nose can be prevented from being spread to the outside air.

The purification layer 13 is welded and fixed between the first water absorption filter layer 11 and the second water absorption filter layer 15. Specifically, in this embodiment, the purification layer 13 is one of an activated carbon layer, a honeysuckle layer, a cherry layer or a lavender layer, and the purification layer 13 is a sheet formed by pressing activated carbon, honeysuckle, cherry or lavender. The active carbon has the functions of adsorption and filtration and has good protection effect. The honeysuckle has the functions of clearing away heat and toxic materials, the cherry blossom and the lavender can generate faint scent, the peculiar smell generated by wearing the mask for a long time can be reduced, and the mask can be worn to make people feel more comfortable. Thus, different series products can be manufactured according to different market demands.

Specifically, in the present embodiment, the thickness of the purification layer is 0.1 to 0.5mm, and preferably, the thickness of the purification layer is 0.2 mm.

Specifically, in the present embodiment, the nano-filter 1 has a rectangular shape, a square shape, or a circular shape. Specifically, in this embodiment, the nanofiltration membrane 1 has a rectangular shape and three specifications, i.e., 8 × 4cm, 10 × 6cm and 12 × 8 cm. Specifically, which specification is selected and can be configured according to the size of the mask, and when the mask is used, the area of the nano filter sheet 1 is selected to be smaller than that of the mask. Of course, the nano-filter 1 may be square or circular to accommodate various types of masks.

Specifically, in this embodiment, the nano-antibacterial coating 17 is nano-titanium dioxide. It is explained that nano titanium dioxide (TiO)₂) The hydroxyl free radical generated by the photocatalytic reaction can react (oxidize) with various bacteria and smelly bodies, can effectively decompose and destroy various toxic gases, can directly attack cell walls, cell membranes or intracellular components of the viruses and the bacteria when encountering the viruses and the bacteria, and effectively sterilize and purify air.

In addition, the nanometer titanium dioxide has hygroscopicity, can effectively adsorb moisture exhaled from the mouth and the sprayed saliva, reduces the moisture in the mask, and is more comfortable to use.

In addition, the nanometer titanium dioxide has skin-friendly property, so that the problems of skin allergy, skin injury and the like caused by frequent contact between the nanometer filter sheet 1 and facial skin when the mask is worn are reduced.

Specifically, the first water absorbent layer 111, the first filter layer 113, the purification layer 13, the second filter layer 153, and the second water absorbent layer 151 are welded together by an ultrasonic welding machine.

Please refer to fig. 2, which is a schematic structural diagram of the mask of the present invention. The utility model discloses still provide an application nanometer filter element 1's gauze mask 3, gauze mask 3 includes gauze mask body 31 and is fixed in location strip 33 on the gauze mask body 31, location strip 33 is used for fixing nanometer filter element 1, nanometer filter element 1 detachably set up in location strip 33 with between the gauze mask body 31. When the nano filter disc 1 needs to be replaced, the mask can be directly taken down, and the mask 3 with the nano filter disc 1 removed can be continuously used, so that the availability is effectively improved, and the environmental pollution is reduced.

The location strip 33 is two that parallel interval set up, two location strip 33 is followed gauze mask body 31's length direction distributes, and the location effect is good.

Specifically, two ends of the positioning bar 33 are welded and fixed to the upper and lower edges of the inner side of the mask body 31 by an ultrasonic welding machine.

Specifically, in this embodiment, the positioning strip 33 is a non-woven fabric positioning strip. The non-woven fabric has the characteristic of softness, and is more comfortable when the mask is worn.

The embodiment of the utility model provides a nanometer filter element and applied this nanometer filter element's gauze mask absorbs moisture and filters through first water absorption filter layer and second water absorption filter layer, can effectually prevent in the gauze mask because the gauze mask that moisture that the mouth nose expired and the saliva that outwards splashes caused is moist, makes in the gauze mask continuously keep dry, can effectually prevent simultaneously that the virus in the outside air from getting into the mouth nose, also can prevent to spread to the outside air from the spray that spouts from the mouth nose, and the protective effect is good; the nanometer antibacterial coating through coating has antiviral, disinfect, antibiotic, antibacterial and deodorization etc. effect, can kill the bacterium effectively and restrain breeding of bacterium, makes the air pass through earlier nanometer antibacterial coating disinfects and purifies the back and gets into the mouth nose again, the effectual security that improves nanometer filter protection, moreover because nanometer antibacterial coating has sterilization, antibacterial action, makes it to use repeatedly, and the bioavailability is high, the effectual pollution that has reduced the environment.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (9)

1. The utility model provides a nanometer filter, its characterized in that includes the first water-absorbing filter layer, purifies layer and the second water-absorbing filter layer that stack gradually the setting, first water-absorbing filter layer or/and the second water-absorbing filter layer is coated with the antibiotic coating of nanometer on the appearance, first water-absorbing filter layer is kept away from purify the surface of one side of layer or/and the second water-absorbing filter layer is kept away from purify the coating on the surface of one side of layer and have antibiotic coating of nanometer.

2. The nanofiltration sheet of claim 1, wherein the first water absorbent filter layer comprises a first water absorbent layer and a first filter layer stacked on each other, the second water absorbent filter layer comprises a second water absorbent layer and a second filter layer stacked on each other, the first filter layer and the second filter layer are respectively attached to two sides of the purification layer, and the nano-antibacterial coating is coated on the first water absorbent layer or/and the second water absorbent layer.

3. The nanofiltration membrane of claim 2, wherein the first and second water-absorbing layers are both nonwoven water-absorbing layers, and the first and second filter layers are both meltblown paper filter layers.

4. The nanofiltration sheet of claim 1, wherein the purification layer is one of an activated carbon layer, a honeysuckle layer, a cherry layer, or a lavender layer.

5. The nanofiltration filter of claim 1, wherein the nanofiltration filter is rectangular, square, or circular.

6. The nanofiltration filter of claim 1, wherein the nano-antimicrobial coating is a nano-titania coating.

7. A mask applying the nano-filter of any one of claims 1 to 6, comprising a mask body and a positioning strip fixed on the mask body, wherein the nano-filter is detachably arranged between the positioning strip and the mask body.

8. The mask of claim 7 wherein said positioning strips are two strips spaced in parallel, said two strips being distributed along the length of said mask body.

9. The mask of claim 7 wherein said retaining strips are non-woven retaining strips.

Images