CN203776204U

CN203776204U - Filter disc capable of preventing PM 2.5

Info

Publication number: CN203776204U
Application number: CN201420130869.3U
Authority: CN
Inventors: 徐友朋
Original assignee: Individual
Current assignee: Individual
Priority date: 2014-03-21
Filing date: 2014-03-21
Publication date: 2014-08-20
Anticipated expiration: 2024-03-21

Abstract

The utility model relates to a filter disc capable of preventing PM 2.5. The filter disc comprises an upper outer layer, a lower outer layer and an inner layer arranged between the upper outer layer and the lower outer layer, wherein the upper outer layer and the lower outer layer are arranged in a matched manner correspondingly, and are formed by interweaving polypropylene fibers mutually; the inner layer is made from a melt-blown non-woven fabric layer; a plurality of bulges are arranged on the circumferences of the upper outer layer polypropylene fibers and the lower outer layer polypropylene fibers, and are uniformly distributed on the upper surfaces and the lower surfaces of the upper outer layer and the lower outer layer. According to the utility model, the bulges are uniformly arranged on the circumferences of the upper outer layer polypropylene fibers and the lower outer layer polypropylene fibers, double surface areas of the upper outer layer and the lower outer layer are increased, the adsorption surfaces on fine particles PM 2.5 can be larger, the isolation effect is greatly improved, and the filter disc is good to skin and can be in direct contact with a facial part of a person; a bearing article is eliminated, while the filter disc is produced into a product independently, multiple protections can be provided for the mouth and the nose of a user temporarily, the fine particles PM 2.5 in the air can be filtered, and meanwhile, the filter disc can be used together with one bearing article such as a respirator, and is safe and continent to use.

Description

The filter of a kind of anti-PM2.5

Technical field

The utility model belongs to coat; Anti-class clothes; The technical field of clothing accessory, particularly a kind of filter that can effectively adsorb more dust and fine particle PM2.5, the better anti-PM2.5 of isolation effect.

Background technology

Haze is the interactional result of specific weather condition and mankind's activity, the economy of high density population and social activities will inevitably be discharged a large amount of particles, wherein again with fine particle PM2.5 for very, once discharge surpasses atmospheric air circulation ability and carrying degree, fine particle concentration will continue to gather, if affected by quiet steady weather etc., very easily occur haze on a large scale.

Fine particle refers to that in surrounding air, diameter is less than or equal to the particle of 2.5 microns, and it can be suspended in air the long period, and its content concn in air is higher, just represents that air pollution is more serious.Although PM2.5 is content component seldom in earth atmosphere composition, but it has important impact to air quality and visibility etc., compare with thicker Atmospheric particulates, PM2.5 particle diameter is little, and area is large, active strong, easily subsidiary poisonous and harmful substances (for example, heavy metal, microorganism etc.), and the time of staying in atmosphere is long, fed distance is far away, thus larger on the impact of health and atmosphere quality.

In current society, because haze problem is further serious, not yet having when controlling fast and effectively haze scheme and putting into effect, if can carry the articles for daily use such as mouth mask of anti-fine particle PM2.5, can help undoubtedly the existing weather of our more healthy replies.

Yet in prior art, the mouth mask of anti-fine particle PM2.5 is generally once to the article of twice use, used once after twice, mouth mask needs to be dropped to avoid secondary pollution to have influence on the health of human body; The volume of mouth mask own is larger, though folding long-pending also larger below, and that current people also not really have the so many time to stay in is outdoor, mouth mask itself has become burden.Simultaneously, deterioration due to weather conditions, the material of mouth mask selects to be tending towards the material of high thickness, high density, high barriering rate, this can better intercept airborne fine particle PM2.5, bacterium etc. undoubtedly in haze sky, but also just because of this material, for respiratory disease patient dyspneic people particularly, mouth mask has been manufactured respiratory disorder on the contrary artificially, and for heart disease, pulmonary emphysema, asthmatic patient and pregnant woman, this class mouth mask is also not suitable for wearing for a long time.Moreover the filter in common mouth mask generally can not be just right fixes its position, usually causing mouth mask and filter location dislocation is mouth and nose position and filter staggers or filter produces improper folding line and then have influence on actual filter effect.

Utility model content

The technical problem that the utility model solves is, in prior art, the mouth mask of anti-fine particle PM2.5 is generally once the article of twice use, the structure of itself arranges unreasonable, and the volume of the mouth mask causing own is larger, even folding long-pending also larger below, itself becomes burden, and high thickness, high density, the material of high barriering rate is again for respiratory disease patient particularly dyspneic people or heart disease, pulmonary emphysema, the crowd such as asthmatic patient and pregnant woman has manufactured respiratory disorder artificially, filter in common mouth mask can't be just right fixed position, usually having mouth mask and filter location dislocation is that mouth and nose position and filter stagger, or filter produces improper folding line and then has influence on the problem that actual filter effect situation produces, and then provide the filter of a kind of anti-PM2.5 optimizing structure.

The technical scheme that the utility model adopts is, the filter of a kind of anti-PM2.5, comprise and coordinate corresponding upper skin, the lower skin arranging and be located at skin and the internal layer of lower outside interlayer, described upper skin and lower skin are formed by the interlaced braiding of polypropylene fiber, and described internal layer is melt-blown nonwoven layer of cloth; On the circumference of described upper skin and lower outer field polypropylene fiber, be evenly provided with some projections, described projection is uniformly distributed in skin and lower outer field upper surface and lower surface.

Preferably, described upper skin is identical with lower outer field shape, the interlaced setting of polypropylene fiber at described upper skin and lower outer field edge.

Preferably, the correspondence position at described upper skin, internal layer and lower outer field edge is uniformly distributed and is provided with hot-pressing point.

Preferably, described outer field polypropylene fiber comprises row's warp and row's parallel, and described warp is formed by two root warp spiral windings, and described parallel crosses to be located between the two root warps that formed by spiral winding.

Preferably, described lower outer field polypropylene fiber comprises row's warp and row's parallel, and described warp is formed by two root warp spiral windings, and described parallel crosses to be located between the two root warps that formed by spiral winding.

Preferably, described upper skin and interior interlayer are also provided with silver-colored fibrage, are evenly provided with some projections on the circumference of described silver-colored fiber, and described projection is uniformly distributed in silver-colored fibrolaminar upper surface and lower surface.

Preferably, described lower skin and interior interlayer are also provided with silver-colored fibrage, are evenly provided with some projections on the circumference of described silver-colored fiber, and described projection is uniformly distributed in silver-colored fibrolaminar upper surface and lower surface.

Preferably, described upper skin and lower outside interlayer are also provided with some layers by the bamboo-carbon fibre layer of cotton fiber and bamboo-charcoal particles composite molding.

Preferably, described bamboo-charcoal particles is cellular structure.

Preferably, the mean particle size of described bamboo-charcoal particles is 500 order～600 orders.

The utility model provides the filter of a kind of anti-PM2.5 optimizing structure, by coordinating correspondence that the upper skin of the interlaced braiding of polypropylene fiber is set, lower skin, the internal layer of melt-blown nonwoven layer of cloth is set at upper skin and lower outside interlayer, and some projections are evenly set on the circumference of upper skin and lower outer field polypropylene fiber, be that projection is evenly distributed on skin and lower outer field upper surface and lower surface, on the upper skin forming in polypropylene fiber weaving and lower skin, projection is set, upper skin and lower outer field pair of surface area have been increased, adsorption plane for fine particle PM2.5 is larger, isolation effect increases greatly, skin-friendly is good simultaneously, can directly contact with human body face.The utility model has directly been given up carrier and filter has been made separately to product, and the multiple protective at mouth and nose place can be provided for user temporarily, and the fine particle PM2.5 in filtered air can also coordinate mouth mask equivalent-load thing to use simultaneously, safety convenient.

Accompanying drawing explanation

Fig. 1 is the structural representation of upper skin in the utility model, internal layer and lower outer field layer structure;

Fig. 2 is the sectional structure schematic diagram of the side view of polypropylene fiber in the utility model;

Fig. 3 is the structural representation that the polypropylene fiber at upper skin of the present utility model and lower outer field edge is crisscross arranged;

Fig. 4 is top view structural representation of the present utility model;

Fig. 5 is the arrangement schematic diagram of upper skin of the present utility model and lower outer field two root warps and parallel;

Fig. 6 is the structural representation that increases the layer structure after silver-colored fibrage in the utility model.

The specific embodiment

Below in conjunction with embodiment, the utility model is described in further detail, but protection domain of the present utility model is not limited to this.

As shown in the figure, the utility model relates to the filter of a kind of anti-PM2.5, comprise coordinate corresponding arrange upper outer 1, lower outer 2 and be located at outer 1 and the internal layer 3 of lower outer 2, described outer 1 and lower outer 2 is formed by the interlaced braiding of polypropylene fiber, and described internal layer 3 is melt-blown nonwoven layer of cloth; Described outer 1 and the circumference of lower outer 2 polypropylene fiber on be evenly provided with some protruding 4, described protruding 4 and be uniformly distributed in outer 1 and lower outer 2 upper surface and lower surface.

In the utility model, filter is set to upper outer 1, internal layer 3 and lower outer 2 structure from top to bottom, has guaranteed to using that three-decker, as main filtration, can give full play to the effect of filtration.

In the utility model, upper outer 1 and lower outer 2 are formed by the interlaced braiding of polypropylene fiber, on the circumference of polypropylene fiber, evenly arrange some protruding 4 simultaneously, when being woven to complete upper outer 1 and lower outer 2, projection 4 is evenly distributed on outer 1 and lower outer 2 upper surface and lower surface.Projection 4 transformations that belong to for this body structure of fiber are set on the circumference of polypropylene fiber, projection 4 has guaranteed that the external surface area of fiber itself increases, when fibrage becomes upper skin 1 and lower outer 2 main body, projection 4 can be evenly distributed on outer 1 and lower outer 2 upper surface and lower surface, this makes fine particle PM2.5, bacteriums etc. and the first contact area of upper outer 1 and lower outer 2 be 1 ~ 4 times to prior art by the one side area change of prior art, even fine particle PM2.5, the first contact-making surface of outer 1 and lower outer 2 in bacterial penetration, itself and the second contact area of upper outer 1 and lower outer 2 are also compared with the one side area change of prior art, meanwhile, due to the setting of the increase of contact area, projection 4 itself, upper outer 1 and lower outer 2 absorption affinity compared with the height of prior art nearly 2 ~ 5 times.

In the utility model, internal layer 3 adopts the structure of melt-blown nonwoven layer of cloth, formed, but directly fiber becomes net because it is non-by fiber interweaving, and mesh is less, is more conducive to filter fine particle PM2.5 etc., and cost is lower simultaneously, is applicable to the large-scale production of filter.

Described outer 1 identical with lower outer 2 shape, described outer 1 and the interlaced setting of polypropylene fiber at lower outer 2 edge.

In the utility model, be set to identical shape by upper outer 1 and lower outer 2, and using upper outer 1 and the polypropylene fiber at lower outer 2 edge as warp 6 and parallel 7, be all crisscross arranged respectively, be about to upper outer 1 and lower outer 2 and be knitted to one.This structure has guaranteed that the structure of three layers is more tight, can in the process of using, not occur dislocation, the mutual phenomenon that produces too much static and then the filter effect that has influence on filter reality of rubbing.

In the utility model, upper outer 1 and the size arranging mainly by filter itself at lower outer 2 edge determine, when filter is larger, marginal portion for the polypropylene fiber that is crisscross arranged can suitably be relaxed, when filter hour, for the marginal portion of the polypropylene fiber that is crisscross arranged, can suitably dwindle.

The correspondence position at described outer 1, internal layer 3 and lower outer 2 edge is uniformly distributed and is provided with hot-pressing point 5.

In the utility model, the correspondence position at upper outer 1, internal layer 3 and lower outer 2 edge is uniformly distributed hot-pressing point 5 is set, by upper outer 1 and lower outer 2, be knitted to after one, confirm the position of three-decker, to three layers, carry out the fixing operation in position in position subsequently, when guaranteeing its firmness, also guaranteed that space is between layers relatively independent, even if the fine particle PM2.5 being adsorbed etc. drops, also can not be communicated with and enter into another half of space due to the space of internal layer 3 both sides, guarantee the effect of filter real work.

Described outer 1 polypropylene fiber comprises row's warp 6 and row's parallel 7, and described warp 6 is formed by two root warp 6-1 spiral windings, and described parallel 7 crosses to be located between the two root warp 6-1 that formed by spiral winding.

Described lower outer 2 polypropylene fiber comprises row's warp 6 and row's parallel 7, and described warp 6 is formed by two root warp 6-1 spiral windings, and described parallel 7 crosses to be located between the two root warp 6-1 that formed by spiral winding.

In the utility model, upper outer 1 or lower outer 2 structure all can be set to structure more closely.These two-layer warp 6, parallel 7 weavings of being, warp 6 can be set to the structure by two root warp 6-1 spiral windings, two root warp 6-1 have several cross-points from the head to the tail, after being provided with first cross-point, place a parallel 7 simultaneously, after working out second cross-point, place again a parallel 7, so analogize, final layer mechanism warp 6 parts are double-deck, and parallel 7 is individual layer.This structure guaranteed upper outer 1 or lower outer 2 intensity larger, even the fine firmness that also can not have influence on layer structure of ductility, the space that warp 6 and parallel are 7 also can be less, upper outer 1 and lower outer 2 barrier effects for fine particle PM2.5 etc. and stronger for absorption, the buffer action of fine particle PM2.5.

Described outer 1 and 3 of internal layers be also provided with silver-colored fibrage 8, on the circumference of described silver-colored fiber, be evenly provided with some projections, described projection is uniformly distributed in upper surface and the lower surface of silver-colored fibrage 8.

Described lower outer 2 and 3 of internal layers be also provided with silver-colored fibrage 8, on the circumference of described silver-colored fiber, be evenly provided with some projections, described projection is uniformly distributed in upper surface and the lower surface of silver-colored fibrage 8.

In the utility model, can upper outer 1 and 3 of internal layers or lower outer 2 and 3 of internal layers silver-colored fibrage 8 is set, some projections are evenly set on the circumference of silver-colored fiber, and when being woven to complete silver-colored fibrage 8, projection is evenly distributed on upper surface and the lower surface of silver-colored fibrage 8 simultaneously.Projection is set on the circumference of silver-colored fiber and belongs to the transformation for this body structure of fiber, projection has guaranteed that the external surface area of fiber itself increases, when fibrage becomes silver-colored fibrage 8 main body, projection can be evenly distributed on upper surface and the lower surface of silver-colored fibrage 8, due to the increase of contact area, the setting of projection itself, silver-colored fibrage 8 can further promote filter disc of the present utility model for the absorption affinity of fine particle PM2.5.

In the utility model, silver-colored fiber is by special technique, by the permanent product that is combined in gained on fiber surface of one deck fine silver, not only makes silver-colored fiber keep original textile fiber attribute, has more silver-colored various characteristics.Because silver has good electric conductivity, the several times of general conducting metal and even hundreds of times, due to the radiation-resistant basic principle of electric conductivity, silver fiber itself is the outstanding material of electromagnetic radiation shielding, and there is electro-magnetic screen function, as long as a small amount of silver-colored fiber exists on clothing, the static producing because of friction will be eliminated rapidly, make product there is the comfort without static, therefore silver-colored fiber can be very quick and efficient electrical conduction be gone out, to after fine particle PM2.5 absorption, stay upper outer 1 and 3 of internal layers or lower outer 2 and 3 of internal layers, without worrying, after fine particle PM2.5 friction, further deeply enter into mouth and nose place.Secondly, silver itself has mildew-resistant deodorization functions, and the silver ion of silver-colored fiber surface can promptly adsorb harmful gas, reduces or elimination stink.Again, the physiology course of argent blocking-up bacterium, especially in the environment of warm moist, silver ion has very high biologically active, very easily with other material, combines, and makes the inside and outside protein coagulating of bacterial cell membrane, thereby breathing and the reproductive process of blocking-up bacterial cell, environment is got over warm moist, and the activity of silver ion is just stronger, is more applicable to the protection of mouth and nose; After tested, silver-colored fiber can resist 99.9% bacterium that is exposed to superficial phenomenon in 1 hour, and most of other antimicrobial products still cannot reach identical effect after 48 hours after tested.Silver fiber is that silver and fibre compact are polymerized, and has permanently, can and not wash and successively decrease because of the time, even after washing 250 times, its antibacterial functions does not still have reduction at all.Meanwhile, silver-colored fiber also there is All Pure Nature, the remarkable efficacy such as toxic and side effect, heat-insulation and heat-preservation of chemistry product as none.

Described outer 1 and lower outer 2 be also provided with some layers by the bamboo-carbon fibre layer of cotton fiber and bamboo-charcoal particles composite molding.

In the utility model, by using by cotton fiber and the compound bamboo charcoal fibrage of bamboo-charcoal particles, utilize bamboo-carbon fibre layer further to adsorb and be unfavorable for healthy fine particle PM2.5 etc., also have effects such as stopping far infrared, releasing negative oxygen ion, absorption simultaneously concurrently, extend the service life of filter integral body, be conducive to the healthy of user, environmental protection, comfort level is good, is not easy to produce peculiar smell, without any side effects.

Described bamboo-charcoal particles is cellular structure.

The mean particle size of described bamboo-charcoal particles is 500 order～600 orders.

In the utility model, utilize the cellular structure that bamboo charcoal is example to double to adsorb fine particle PM2.5, bacterium etc., consolidate the adsorption effect of internal layer 3, bamboo-charcoal particles adopts 500 larger order～600 orders of average grain simultaneously, particularity due to cotton fiber makes the mechanism of bamboo-carbon fibre layer more tight on the one hand, the surface area that has guaranteed on the other hand absorption is larger, and adsorption effect is better.

The utility model has solved in prior art, the mouth mask of anti-fine particle PM2.5 is generally once the article of twice use, the structure of itself arranges unreasonable, and the volume of the mouth mask causing own is larger, even folding long-pending also larger below, itself becomes burden, and high thickness, high density, the material of high barriering rate is again for respiratory disease patient particularly dyspneic people or heart disease, pulmonary emphysema, the crowd such as asthmatic patient and pregnant woman has manufactured respiratory disorder artificially, filter in common mouth mask can't be just right fixed position, usually having mouth mask and filter location dislocation is that mouth and nose position and filter stagger, or filter produces improper folding line and then has influence on the problem that actual filter effect situation produces, by coordinating correspondence that upper outer 1 of the interlaced braiding of polypropylene fiber is set, lower outer 2, upper outer 1 and lower outer 2 internal layers 3 that melt-blown nonwoven layer of cloth is set, and upper outer 1 and the circumference of lower outer 2 polypropylene fiber on evenly arrange some protruding 4, projection 4 is evenly distributed on outer 1 and lower outer 2 upper surface and lower surface, in polypropylene fiber weaving, form upper outer 1 and lower outer 2 on arrange projection 4, increased by two surface areas of upper outer 1 and lower outer 2, adsorption plane for fine particle PM2.5 is larger, isolation effect increases greatly, skin-friendly is good simultaneously, can directly contact with human body face.The utility model has directly been given up carrier and filter has been made separately to product, and the multiple protective at mouth and nose place can be provided for user temporarily, and the fine particle PM2.5 in filtered air can also coordinate mouth mask equivalent-load thing to use simultaneously, safety convenient.

Claims

1. the filter of an anti-PM2.5, comprise and coordinate corresponding upper skin, the lower skin arranging and be located at skin and the internal layer of lower outside interlayer, it is characterized in that: described upper skin and lower skin are formed by the interlaced braiding of polypropylene fiber, and described internal layer is melt-blown nonwoven layer of cloth; On the circumference of described upper skin and lower outer field polypropylene fiber, be evenly provided with some projections, described projection is uniformly distributed in skin and lower outer field upper surface and lower surface.

2. the filter of a kind of anti-PM2.5 according to claim 1, is characterized in that: described upper skin is identical with lower outer field shape the interlaced setting of polypropylene fiber at described upper skin and lower outer field edge.

3. the filter of a kind of anti-PM2.5 according to claim 1, is characterized in that: the correspondence position at described upper skin, internal layer and lower outer field edge is uniformly distributed and is provided with hot-pressing point.

4. the filter of a kind of anti-PM2.5 according to claim 1, it is characterized in that: described outer field polypropylene fiber comprises row's warp and row's parallel, described warp is formed by two root warp spiral windings, and described parallel crosses to be located between the two root warps that formed by spiral winding.

5. the filter of a kind of anti-PM2.5 according to claim 1, it is characterized in that: described lower outer field polypropylene fiber comprises row's warp and row's parallel, described warp is formed by two root warp spiral windings, and described parallel crosses to be located between the two root warps that formed by spiral winding.

6. the filter of a kind of anti-PM2.5 according to claim 1, it is characterized in that: described upper skin and interior interlayer are also provided with silver-colored fibrage, on the circumference of described silver-colored fiber, be evenly provided with some projections, described projection is uniformly distributed in silver-colored fibrolaminar upper surface and lower surface.

7. the filter of a kind of anti-PM2.5 according to claim 1, it is characterized in that: described lower skin and interior interlayer are also provided with silver-colored fibrage, on the circumference of described silver-colored fiber, be evenly provided with some projections, described projection is uniformly distributed in silver-colored fibrolaminar upper surface and lower surface.

8. the filter of a kind of anti-PM2.5 according to claim 1, is characterized in that: described upper skin and lower outside interlayer are also provided with some layers by the bamboo-carbon fibre layer of cotton fiber and bamboo-charcoal particles composite molding.

9. the filter of a kind of anti-PM2.5 according to claim 8, is characterized in that: described bamboo-charcoal particles is cellular structure.

10. the filter of a kind of anti-PM2.5 according to claim 8, is characterized in that: the mean particle size of described bamboo-charcoal particles is 500 order～600 orders.