CN203731570U

CN203731570U - Vehicle-mounted air purifier

Info

Publication number: CN203731570U
Application number: CN201320881652.1U
Authority: CN
Inventors: 孔军; 李文发; 田农
Original assignee: 孔军
Priority date: 2013-12-30
Filing date: 2013-12-30
Publication date: 2014-07-23

Abstract

The utility model relates to a vehicle-mounted air purifier comprising a shell body, a fan and an absorbing degrading device. The shell body is provided an air inlet and an air outlet; the fan is disposed in the shell body; the absorbing degrading device is arranged in the shell body; and the absorbing degrading device consists of a primary filtering layer, a high efficient air filter filtering layer, an active carbon filtering layer, a photocatalyst filtering layer, an ultraviolet sterilization layer and an anion layer all orderly arranged from the air inlet to the air outlet. With the absorbing degrading device, six layer high efficient filtration can be achieved; filtration efficiency can be largely improved and PM 2.5 pollutants can be purified; and methanol and various harmful gases in a vehicle can be eliminated, so that air in the vehicle can be purified.

Description

Vehicular air purifier

Technical field

The utility model relates to a kind of air filter, specifically, relates to a kind of vehicular air purifier.

Background technology

Current PM2.5 has become whole people's environmental protection public enemy, and has another kind of concealed air pollution, just more and more causes social concerns, Here it is in-vehicle air pollution.Its harmfulness is also not less than PM2.5, and in China the understanding to it and control just just start.Interior space is relatively narrow and small and airtight, upholstery facility closeness is high, dead angle is many, easy cleaning not, becomes the hotbed of each viroid disease bacterium.After expert investigation, claim, in long-time airtight air-conditioned coach, the concentration ratio car of each pollutant and germ exceeds tens times outward, not only can cause that driver is nauseating, uncomfortable in chest, asthma, expiratory dyspnea, and can cause about 65% driver occur dizziness, sleepy, constrain the symptoms such as irritated, notice cannot be concentrated, the life security that is threatening at any time numerous drivers.

Abroad, in-vehicle air pollution has become the serious environmental pollution phenomenon of generally acknowledged threat health.More have medical expert to think, in car, air toxin exceeds standard and becomes a potential Silent Killer, and its harm even substantially exceeds PM2.5.The World Health Organization clearly classifies environment inside car pollution and hypertension, AIDS etc. as ten large one of threaten of human health jointly.Point out according to Fei Ke association of U.S. report, seem in clean air in car, have a lot of suspended particulate substances, they are pure Health Killers.The one, these particles itself contain toxic, and two, particle surface has very strong suction-operated, and harmful bacteria can be adsorbed on particle surface and be inhaled into human body, causes various respiratory diseases.Summer in winter, in car, ventilate not smooth, after particulate enters, be easy to mouldy in air-conditioning system and breeding, produce peculiar smell and Geng Duo bacterium.In-vehicle air pollution is mainly derived from the toxic gas that the various upholstery materials such as the glue used in the place such as seat, ceiling, textile, plastic fittings evaporate.These toxic gases comprise benzene, formaldehyde, toluene, dimethylbenzene, TVOC etc., thereby cause in-vehicle exposure.

There is strict control criterion in a lot of countries for in-car air quality.In this respect, China is on March 1st, 2012, also put into effect " Air Quality Evaluation guide in passenger car ", the issue of this guide for car inner air-cleaning product development at home played very large impetus.Indoor environment monitoring center of China in Beijing, the random sampling observation in Shanghai, Chongqing, Taiyuan and five cities, Guangzhou shows, with reference to IAQ standard, there is nearly ninety percent automobile storage in in-vehicle air pollution problem, five, six times of pernicious gas content overproofs in most of Automobile, are up to ten times.In under the Chinese Academy of Sciences, the testing result at section's physicochemical environment analysis and research center shows, in car, air volatile organic compound is than indoor mean height 30%, and total plate count on average exceeds standard 77.65%.In addition, Environment in Shanghai protection association detects data and shows, nearly seventy percent vehicle in-car air quality is not up to standard.

Therefore, developing a kind of simple and effective method, to administer in-vehicle air pollution be urgent problem of human society.

Utility model content

Technical problem to be solved in the utility model is, for in-vehicle air pollution, provides a kind of simple in structure, easy to operate vehicular air purifier, to reach the object of purifying in-vehicle air.

To achieve these goals, vehicular air purifier of the present utility model, comprises housing, fan, and absorption degradation device.On housing, be provided with air inlet and exhaust outlet; Fan is arranged in described housing; Absorption degradation device is arranged in described housing; Wherein, described absorption degradation device comprises the prefiltration layer, high efficiency particle air filter filter course, activated carbon filter layer, photocatalyst filter layer, ultraviolet sterilization layer and the anion layer that set gradually from air inlet to exhaust outlet.

Above-mentioned vehicular air purifier, wherein, described photocatalyst filter layer is nano-titania photocatalyst sol layer, its thickness is 0.1～0.5 micron.

Above-mentioned vehicular air purifier, wherein, the nano-titania photocatalyst particle in described nano-titania photocatalyst sol layer is of a size of 2～10 nanometers.

Above-mentioned vehicular air purifier, wherein, the gross thickness of described prefiltration layer and described high efficiency particle air filter filter course is 7～12 millimeters.

Above-mentioned vehicular air purifier, wherein, the gross thickness of described activated carbon filter layer and described photocatalyst filter layer is 10～18 millimeters.

Above-mentioned vehicular air purifier, wherein, described activated carbon filter layer is greater than 100mg/g cocoanut active charcoal taking iodine number is base material.

Above-mentioned vehicular air purifier, wherein, described ultraviolet sterilization layer comprises the quartz burner of ozone free.

Above-mentioned vehicular air purifier, wherein, described high efficiency particle air filter filter course is made up of PP filter paper, glass fibre, PP PET composite filter paper, melt-blown terylene non-woven fabric or melt-blown glass fibre material.

Above-mentioned vehicular air purifier, wherein, the right-hand member of described air inlet in housing, exhaust ports is in the left end of housing, and described prefiltration layer, high efficiency particle air filter filter course, activated carbon filter layer, photocatalyst filter layer, ultraviolet sterilization layer and anion layer are from right and left setting; Or the left end of described air inlet in housing, exhaust ports is in the right-hand member of housing, and described prefiltration layer, high efficiency particle air filter filter course, activated carbon filter layer, photocatalyst filter layer, ultraviolet sterilization layer and anion layer are from left and right setting.

Above-mentioned vehicular air purifier, wherein, after described fan is arranged on described anion layer.

Beneficial functional of the present utility model is, by the setting of the absorption degradation device in housing, can carry out six layers of high efficiency filter, thereby can increase substantially filtering efficiency, effectively purify PM2.5 pollutant, remove formaldehyde and multiple pernicious gas in car, to reach the object of purifying in-vehicle air.

Below in conjunction with the drawings and specific embodiments, the utility model is described in detail, but not as to restriction of the present utility model.

Brief description of the drawings

Fig. 1 is the structure diagram of vehicular air purifier of the present utility model.

Wherein, Reference numeral

10-housing

11-air inlet

12-exhaust outlet

20-fan

30-absorption degradation device

31-prefiltration layer

32-high efficiency particle air filter filter course

33-activated carbon filter layer

34-photocatalyst filter layer

35-ultraviolet sterilization layer

36-anion layer

Detailed description of the invention

Below in conjunction with the drawings and specific embodiments, technical solutions of the utility model being described in detail, further to understand the purpose of this utility model, scheme and effect, but is not the restriction as the utility model claims protection domain.

Consult the structure diagram of Fig. 1 vehicular air purifier of the present utility model, as shown in the figure, vehicular air purifier of the present utility model comprises housing 10, fan 20, and absorption degradation device 30.On housing, be provided with air inlet 11 and exhaust outlet 12; Fan 20 is arranged in housing 10; Absorption degradation device 30 is also arranged in housing 10.

Absorption degradation device 30 can carry out six layers of high efficiency filter, it comprises the prefiltration layer 31, high efficiency particle air filter filter course 32, activated carbon filter layer 33, photocatalyst filter layer 34, ultraviolet sterilization layer 35 and the anion layer 36 that set gradually from air inlet to exhaust outlet, after fan 20 is arranged on anion layer 36.Wherein, prefiltration layer 31 can filter hair, dust and pellet.The high efficiency particle air filter filter course 32 energy airborne ultrafine dust thing of high-efficient purification and bacterial mass, can effectively remove PM2.5 (the minimum diameter 0.3 micron particles thing that filters), filter clean rate up to 99.9%.The coconut husk charcoal that activated carbon filter layer 33 is greater than 100mg/g taking iodine number is as base material, be aided with macropore and aperture active carbon etc., utilize the effect of active carbon carbon molecular sieve to purify flue dust, pollen in the formaldehyde producing in car, benzene homologues, ammonia, radon etc. and car, PARA FORMALDEHYDE PRILLS(91,95), benzene homologues, ammonia, radon purifying rate can reach more than 96%, can reach more than 98% flue dust, pollen purifying rate etc.Ultraviolet sterilization layer 35 adopts the quartz burner of ozone free, and the 254-257nm wavelength that sterilizing rate is the highest can reach 99% to bacterium, viral elimination rate.Photocatalyst filter layer 34 produces strong catalytic degradation function under ultraviolet effect, the airborne pernicious gas of effectively degrading, kills various bacteria.Anion layer 36 adopts anion group technology, manufactures active oxygen, prevents air conditioner disease, improves lung functions, increases oxygen absorbed, improves sleep quality, increases human immunological competence.

In the present embodiment, photocatalyst filtering net layer is nano-titania photocatalyst sol layer, and its thickness is 0.1～0.5 micron, and the nano-titania photocatalyst particle in nano-titania photocatalyst sol layer is of a size of 2～10 nanometers.

In the present embodiment, the gross thickness of prefiltration layer 31 and high efficiency particle air filter filter course 32 is 7～12 millimeters, and I is filtered the particle of 0.03 micron of diameter.The gross thickness of activated carbon filter layer 33 and photocatalyst filter layer 34 is 10～18 millimeters, and the abatement of pollution such as formaldehyde, the benzene rate in car is reached more than 95%.And the effect purifying air in order to give full play to photocatalyst also can spray nano-titania photocatalyst on high efficiency particle air filter filter course 32 and activated carbon filter layer 33.

In the present embodiment, high efficiency particle air filter filter course 32 is by PP(Polypropylene, polypropylene) filter paper, glass fibre, PP PET(Polyethylene terephthalate, PETG) composite filter paper, melt-blown terylene non-woven fabric or melt-blown glass fibre material make, high efficiency particle air filter filter course can need to be processed into various sizes and shape according to user, uses to be applicable to different vehicles.

It should be noted that, in embodiment shown in Fig. 1, the right-hand member of air inlet 11 in housing 10, the left end of exhaust outlet 12 in housing 10, prefiltration layer 31, high efficiency particle air filter filter course 32, activated carbon filter layer 33, photocatalyst filter layer 34, ultraviolet sterilization layer 35 and anion layer 36 are from right and left setting.But in actual use, adopt following structure: the left end of air inlet 11 in housing 10, the right-hand member of exhaust outlet 12 in housing 10, prefiltration layer 31, high efficiency particle air filter filter course 32, activated carbon filter layer 33, photocatalyst filter layer 34, ultraviolet sterilization layer 35 and anion layer 36 are from left and right setting.

As can be seen from above, vehicular air purifier of the present utility model has following feature:

1) absorption degradation device arranges the dual combination that photocatalyst filter layer and ultraviolet sterilization layer combine, and can kill comprehensively and be suspended in airborne virus, Escherichia coli, influenza virus etc. in car.And titanium dioxide (TiO2) particle in photocatalyst filter layer produces photochemical reaction under sunshine and ultra violet lamp, there is effect antibacterial, that decompose harmful organic substance.

2) absorption degradation device, for PM2.5 particle, is provided with the filter screen of prefiltration layer and the two-layer dedusting of high efficiency particle air filter filter course, and I is filtered diameter 0.03 micron particles thing.

3) combination of absorption degradation device based on activated carbon filter layer and photocatalyst filter layer, reaches more than 95% the indoor abatement of pollution such as formaldehyde, benzene rate.

Groundwork principle of the present utility model is as follows: fan flows air circulation in car, and in car, after the filter screen of contaminated air by the prefiltration layer in casing and the two-layer dedusting of high efficiency particle air filter filter course, in air, first PM2.5 particle is removed; Then by removing the filter course-activated carbon filter layer of formaldehyde, formaldehyde, the benzene etc. in contaminated air will be adsorbed a part; Then contaminated air can pass through photocatalyst filter layer again, because it produces strong catalytic degradation function under ultraviolet effect, can effectively degrade airborne pernicious gas and kill various bacteria, therefore, after photocatalyst filter layer, in contaminated air, harmful substance and the bacterium of the overwhelming majority will be removed; Finally, the air having cleaned, through being contained in the anion layer of air outlet, constantly ionizes air, produces a large amount of anions, is sent by fan, forms anion air-flow, has finally reached the object of purifying in-vehicle air.

Certainly; the utility model also can have other various embodiments; in the situation that not deviating from the utility model spirit and essence thereof; those of ordinary skill in the art are when making various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the utility model.

Claims

1. a vehicular air purifier, is characterized in that, comprising:

Housing, is provided with air inlet and exhaust outlet on it;

Fan, is arranged in described housing; And

Absorption degradation device, is arranged in described housing;

Wherein, described absorption degradation device comprises the prefiltration layer, high efficiency particle air filter filter course, activated carbon filter layer, photocatalyst filter layer, ultraviolet sterilization layer and the anion layer that set gradually from air inlet to exhaust outlet.

2. vehicular air purifier according to claim 1, is characterized in that, described photocatalyst filter layer is nano-titania photocatalyst sol layer, and its thickness is 0.1～0.5 micron.

3. vehicular air purifier according to claim 2, is characterized in that, the nano-titania photocatalyst particle in described nano-titania photocatalyst sol layer is of a size of 2～10 nanometers.

4. vehicular air purifier according to claim 1, is characterized in that, the gross thickness of described prefiltration layer and described high efficiency particle air filter filter course is 7～12 millimeters.

5. vehicular air purifier according to claim 1, is characterized in that, the gross thickness of described activated carbon filter layer and described photocatalyst filter layer is 10～18 millimeters.

6. vehicular air purifier according to claim 1, is characterized in that, described activated carbon filter layer is greater than 100mg/g cocoanut active charcoal taking iodine number is base material.

7. vehicular air purifier according to claim 1, is characterized in that, described ultraviolet sterilization layer comprises the quartz burner of ozone free.

8. vehicular air purifier according to claim 1, is characterized in that, described high efficiency particle air filter filter course is made up of PP filter paper, glass fibre, PP PET composite filter paper, melt-blown terylene non-woven fabric or melt-blown glass fibre material.

9. according to the vehicular air purifier described in any one in claim 1-8, it is characterized in that, the right-hand member of described air inlet in housing, exhaust ports is in the left end of housing, and described prefiltration layer, high efficiency particle air filter filter course, activated carbon filter layer, photocatalyst filter layer, ultraviolet sterilization layer and anion layer are from right and left setting; Or the left end of described air inlet in housing, exhaust ports is in the right-hand member of housing, and described prefiltration layer, high efficiency particle air filter filter course, activated carbon filter layer, photocatalyst filter layer, ultraviolet sterilization layer and anion layer are from left and right setting.

10. according to the vehicular air purifier described in any one in claim 1-8, it is characterized in that, after described fan is arranged on described anion layer.