CN205073798U - A air filter for air purifier - Google Patents
A air filter for air purifier Download PDFInfo
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- CN205073798U CN205073798U CN201520731848.1U CN201520731848U CN205073798U CN 205073798 U CN205073798 U CN 205073798U CN 201520731848 U CN201520731848 U CN 201520731848U CN 205073798 U CN205073798 U CN 205073798U
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- 238000001914 filtration Methods 0.000 claims abstract description 57
- 239000000428 dust Substances 0.000 claims abstract description 44
- 238000001179 sorption measurement Methods 0.000 claims description 58
- 239000000126 substance Substances 0.000 claims description 38
- 239000008187 granular material Substances 0.000 claims description 30
- 230000000505 pernicious effect Effects 0.000 claims description 28
- 239000000463 material Substances 0.000 claims description 24
- 230000000694 effects Effects 0.000 claims description 13
- 238000010521 absorption reaction Methods 0.000 claims description 12
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 10
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- 208000002925 dental caries Diseases 0.000 claims description 7
- 239000011941 photocatalyst Substances 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 6
- 238000007906 compression Methods 0.000 claims description 6
- 238000006555 catalytic reaction Methods 0.000 claims description 4
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 239000010410 layer Substances 0.000 abstract description 121
- 239000002245 particle Substances 0.000 abstract description 8
- 238000000746 purification Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 4
- 239000002365 multiple layer Substances 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 28
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 9
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 4
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 4
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 4
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- CTQNGGLPUBDAKN-UHFFFAOYSA-N O-Xylene Chemical compound CC1=CC=CC=C1C CTQNGGLPUBDAKN-UHFFFAOYSA-N 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 150000001450 anions Chemical class 0.000 description 2
- 229910002091 carbon monoxide Inorganic materials 0.000 description 2
- 239000003610 charcoal Substances 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 239000000123 paper Substances 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
- 239000012855 volatile organic compound Substances 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- 229930040373 Paraformaldehyde Natural products 0.000 description 1
- 230000001464 adherent effect Effects 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 230000002421 anti-septic effect Effects 0.000 description 1
- 239000011203 carbon fibre reinforced carbon Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 230000035568 catharsis Effects 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 239000011087 paperboard Substances 0.000 description 1
- 229920002866 paraformaldehyde Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000003053 toxin Substances 0.000 description 1
- 231100000765 toxin Toxicity 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000008096 xylene Substances 0.000 description 1
Landscapes
- Separation Of Gases By Adsorption (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The utility model discloses an air filter for air purifier, including being used for filtering the coarse filter layer who is more than or equal to micron order dust particle, a smart filtering layer for getting rid of harmful gas's adsorbed layer is more than or equal to nanometer dust particle with being used for filtering, coarse filter layer, adsorbed layer and smart filtering layer all are the one deck at least, coarse filter layer, adsorbed layer and smart filtering layer are according to the air current to setting gradually, the air filters through coarse filter layer and is more than or equal to micron order dust particle, adsorb harmful gas through the adsorbed layer, the last filtration by smart filtering layer is more than or equal to nanometer dust particle, perhaps coarse filter layer, smart filtering layer and adsorbed layer according to the air current to setting gradually, the air filters through coarse filter layer and is more than or equal to micron order dust particle, filters through smart filtering layer and is more than or equal to nanometer dust particle, adsorbs harmful gas by the adsorbed layer at last. The utility model discloses a combination filtered air mode of multiple -layer filtering, multiple purification method, can be more effective air -purifying, life is longer.
Description
Technical field
The utility model relates to purification of air application technology, particularly relates to a kind of air filter for air purifier.
Background technology
China's atmosphere pollution has developed into regionality, compound pollution, and along with the development of modern industry, increasing sharply of automobile pollution, tail gas pollution, haze pollute and continue aggravation.In addition, in the car of the interior decoration of new house, new car, ornaments etc. also can give out multiple harmful gas.
Air purifier is also known as air cleaner, air cleaner, clarifier, it to adsorb, decompose or to transform various air pollutants (generally comprising the finishing pollution of PM2.5, dust, pollen, peculiar smell, formaldehyde and so on, bacterium, anaphylactogen etc.), effectively can improve the household appliances of air cleanliness, mainly be divided into family expenses, commercialization, industry, building.
Air purifier is primarily of motor, fan, air filter and intelligent monitor system composition, and the machine of part model is furnished with water tank or the auxiliary purification device of humidification function, as anion generator, high-tension circuit etc.Air filter is the core component of air purifier, and what other purifier played is only miscellaneous function, so the quality of air filter is the most critical factor directly affecting air purifier clean-up effect.
Remove technology according to air purifier for pollutants in air to classify, mainly contain mechanical filter net type, electrostatic electret filter net type, high-voltage electrostatic dust-collecting, anion and plasma method etc.And the filter screen technology of existing air purifier, its air filter adopted has plenty of single layer filter structure, and the object of this structured filter is comparatively single, such as can only dust in filtered air, and filter effect is poor, and service life is short; Some air filters only have monolayer adsorption material, such as active carbon layer, and it only can adsorb by the pernicious gas such as PARA FORMALDEHYDE PRILLS(91,95), and can not be applicable to the removal of multiple pollutant.
Utility model content
The purpose of this utility model is to provide that a kind of structure is simple, cost is low, the air filter for air purifier of good filtration effect, long service life.
Above-mentioned purpose of the present utility model realizes by the following technical solutions: a kind of air filter for air purifier, it is characterized in that: it comprises for filtering the coarse filtration layer being more than or equal to micron order dust granules, for remove pernicious gas adsorption layer and for filtering the filter bed of essence being more than or equal to nanoscale dust granules, described coarse filtration layer, adsorption layer and filter bed of essence are all at least one deck, described coarse filtration layer, adsorption layer and filter bed of essence set gradually according to air flow, air is first filtered through coarse filtration layer and is more than or equal to micron order dust granules, pernicious gas is adsorbed again by adsorption layer, finally filtered by filter bed of essence and be more than or equal to nanoscale dust granules, or described coarse filtration layer, filter bed of essence and adsorption layer set gradually according to air flow, air is first filtered through coarse filtration layer and is more than or equal to micron order dust granules, filtered by filter bed of essence again and be more than or equal to nanoscale dust granules, finally adsorb pernicious gas by adsorption layer.
Described pernicious gas refers to the gas that can damage health, refers in particular to formaldehyde, carbon monoxide, sulfur dioxide and organic volatile (writing a Chinese character in simplified form: VOC, concrete title: VolatileOrganicCompounds).
The utility model adopts the mode of the combination filtered air of multiple filtration, multiple purification method, can remove the large and small granule dust in air and pernicious gas simultaneously, can more effectively purify air.Filtration of the present utility model science reasonable in design, compared with existing air filter, longer service life, clean-up effect are better.In addition, the utility model structure is simple, cost is low, can extensively promote and be suitable for.
Adsorption layer described in the utility model is made up of numerous cavity and the accommodating fine granularity material with adsorption capacity in the cavities or powdered substance, and the cross section of numerous cavitys of described adsorption layer is network.Fine granularity material preferentially can select active carbon, also can select charcoal etc.
Adsorption layer described in the utility model is made up of porous carrier and the chemical substance various harmful substance can being carried out harmless treatment, and this chemical substance is carried by porous carrier.This chemical substance preferred light catalyst, photocatalyst can the pollutant such as degradation of formaldehyde, benzene,toluene,xylene, ammonia, TVOC effectively, and there is the antiseptic property of high-efficiency broad spectrum, the toxin that bacterium or fungi can be discharged decomposes and harmless treatment, reach purify air, the effect of anti-soil deodorizing, thus remove the pernicious gas in air.
Adsorption layer described in the utility model is by least one deck physical absorption layer and at least one layer of chemically reactive layer are composited successively according to air flow, described physical absorption layer is made up of numerous cavity and the accommodating fine granularity material with adsorption capacity in the cavities or powdered substance, the cross section of numerous cavitys of described adsorption layer is network, described chemically reactive layer is by carrying out with pernicious gas the chemical substance that reacts to each other and the porous carrier for carrying chemical substance forms, described reacting to each other comprises chemical reaction and chemical catalysis effect, residue after pernicious gas and chemical substance react to each other adsorbs on porous support, or be broken down into innocuous gas and distribute, thus removal pernicious gas.
Physical absorption layer described in the utility model adopts active carbon layer, and described chemically reactive layer adopts photocatalyst layer.
Coarse filtration layer described in the utility model adopts the material of compressible distortion, and this material has filter mesh, and the aperture of filter mesh is grade or micron order in its natural state, and filter mesh is contracted to and is equal to or less than micron order under compression; Or described coarse filtration layer is composited more than two-layer, the aperture of the filter mesh of every layer is grade or micron order, and two-layer on filter mesh to stagger formation filter bores, the aperture of this filter bores is equal to or less than micron order, can stop to be more than or equal to micron-sized dust granules and to pass through.Coarse filtration layer can form by low by resistance, that air quantity is large, dust containing capacity is high reticular substance, and the aperture of the filter mesh of coarse filtration layer is relatively large, and large dust granules can be stoped to pass through.
Filter bed of essence described in the utility model adopts the material of compressible distortion, and this material has filter mesh, and the aperture of filter mesh is micron order or nanoscale in its natural state, and filter mesh is contracted to and is equal to or less than nanoscale under compression; Or described filter bed of essence is composited more than two-layer, the aperture of the filter mesh of every layer is micron order or nanoscale, and two-layer on filter mesh to stagger formation filter bores, the aperture of this filter bores is equal to or less than nanoscale, can stop to be more than or equal to nano level dust granules and to pass through.
The filter mesh of same size rank and dust granules, dust granules is trapped on coarse filtration layer and filter bed of essence by Electrostatic Absorption or adherent fashion.
Each grid that the utility model forms described network is square, rectangle, triangle, polygon, circle, ellipse, parallelogram or irregularly shaped.
Coarse filtration layer described in the utility model, adsorption layer and filter bed of essence are integrally fixed jointly by housing.Therefore, coarse filtration layer, adsorption layer and filter bed of essence can integral replacings, single use, and it is convenient, simple to operate to change.
Compared with prior art, the utility model has following significant effect:
(1) the utility model adopts the mode of the combination filtered air of multiple filtration, multiple purification method, can remove the large and small granule dust in air and pernicious gas simultaneously, can more effectively purify air.
(2) filtration of the present utility model science reasonable in design, compared with existing air filter, longer service life, clean-up effect are better.
(3) each layer is integrally fixed jointly by housing, entire package, integral replacing, and single use is simple to operate, easy to use.
(4) the utility model structure is simple, cost is low, can extensively promote and be suitable for.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
Fig. 1 is structural blast schematic diagram of the present utility model;
Fig. 2 is one of schematic cross section of the utility model adsorption layer (grid is square);
Fig. 3 is the schematic cross section two (grid is rectangle) of the utility model adsorption layer;
Fig. 4 is the schematic cross section three (grid is polygon) of the utility model adsorption layer;
Fig. 5 is the schematic cross section four (grid is triangle) of the utility model adsorption layer;
Fig. 6 is the schematic cross section five (grid is for circular) of the utility model adsorption layer;
Fig. 7 is the schematic cross section six (grid is for oval) of the utility model adsorption layer;
Fig. 8 is one of operation principle block diagram of two kinds of embodiments of the present utility model;
Fig. 9 is the operation principle block diagram two of two kinds of embodiments of the present utility model.
Detailed description of the invention
As Fig. 1, shown in 8 and 9, it is a kind of air filter for air purifier of the utility model, it is primarily of for filtering the coarse filtration layer 1 being more than or equal to micron order dust granules, for removing the adsorption layer 2 of pernicious gas and being composited for filtering the filter bed of essence 3 being more than or equal to nanoscale dust granules, coarse filtration layer 1, adsorption layer 2 and filter bed of essence 3 are 1 ~ N layer, in the present embodiment, coarse filtration layer 1, adsorption layer 2 and filter bed of essence 3 flow to according to air A and set gradually, air A is first filtered through coarse filtration layer 1 and is more than or equal to micron order dust granules, pernicious gas is adsorbed again by adsorption layer 2, finally filtered by filter bed of essence 3 and be more than or equal to nanoscale dust granules.
In the present embodiment, the number of plies N of adsorption layer 2 is 2, namely adsorption layer 2 adopts two-layer, wherein one deck is physical absorption layer, physical absorption layer adopts active carbon layer, physical absorption layer is made up of numerous cavity and the accommodating fine granularity material with adsorption capacity in the cavities or powdered substance, and fine granularity material preferentially can select active carbon, also can select charcoal etc.Numerous cavity specifically adopts plastic honeycomb; 11mm is thick, dress ∮ 2.0 grain active carbon, and activated carbon weight is 30 ± 2g; black is pasted on surface can special cloth bound cover; Φ 2.0 grain active carbon characteristic: the blue decolorizing ability of subunit is 105mg/g, and iodine number is 850mg/g, and pH value is 7%; moisture content is lower than 5%; ash content is 11%, and intensity is 95%, and carbon tetrachloride adsorption rate is more than 32%.One deck is chemically reactive layer in addition, chemically reactive layer is by carrying out with pernicious gas the chemical substance that reacts to each other and the porous carrier for carrying chemical substance forms, react to each other and comprise chemical reaction and chemical catalysis effect, residue after pernicious gas and chemical substance react to each other adsorbs on porous support, or be broken down into innocuous gas and distribute, thus remove pernicious gas.In the present embodiment, chemically reactive layer adopts photocatalyst layer, chemical substance specifically adopts photocatalyst, porous carrier is net cotton, namely 35PPI nets cotton photocatalyst, 5MM is thick, photocatalyst filter medium characteristic: the harmful organic substance affecting human body health for formaldehyde, benzene, ammonia, sulfur dioxide, carbon monoxide, nitrogen oxide etc. plays catharsis.
As shown in Fig. 2 ~ 7, the cross section of numerous cavitys of adsorption layer 2 is network, and each grid of composition network is square, rectangle, triangle, polygon, circle, ellipse or parallelogram, and other also can be adopted irregularly shaped.
Coarse filtration layer 1 adopts the material of compressible distortion, and this material has filter mesh, and the aperture of filter mesh is grade or micron order in its natural state, and filter mesh is contracted to and is equal to or less than micron order under compression; Or coarse filtration layer is composited more than two-layer, the aperture of the filter mesh of every layer is grade or micron order, the formation filter bores and the filter mesh on every layer staggers, the aperture of this filter bores is equal to or less than micron order, is equal to or greater than micron order dust granules passes through to stop.
In the present embodiment, coarse filtration layer 1 is specifically selected and is just imitated cotton, based in filtered atmospheric >=5 μm of particle dust and suspension, 3MM is thick.The cotton characteristic of first effect: resistance is low, air quantity is large, dust containing capacity is up to 350g/m
2, coarse filtration layer can form by low by resistance, that air quantity is large, dust containing capacity is high reticular substance, and the aperture of the filter mesh of coarse filtration layer is relatively large, and large dust granules can be stoped to pass through.
Filter bed of essence 3 adopts the material of compressible distortion, and this material has filter mesh, and the aperture of filter mesh is micron order or nanoscale in its natural state, and filter mesh is contracted to and is equal to or less than nanoscale under compression; Or filter bed of essence is composited more than two-layer, the aperture of the filter mesh of every layer is micron order or nanoscale, the formation filter bores and the filter mesh on every layer staggers, the aperture of this filter bores is equal to or less than nanoscale, is more than or equal to nano level dust granules passes through to stop.
In the present embodiment, filter bed of essence 3 specifically selects HEPA, is mainly used in trapping the particle dust of below 0.5um and various suspension.Filter core is 100g/m2PP filter paper, rolls over high 9mm, tooth pitch 3.5-3.8mm, and glue apart from 25mm, two-sidedly plays glue.HEPA filter material (100g/m2PP filter paper) performance: than speed 0.06 liter/min. under centimetre 2 conditions, windage 35Pa, 0.3um filter efficiency more than 97%.
Use housing coarse filtration layer 1, adsorption layer 2 and filter bed of essence 3 to be jointly integrally fixed, housing specifically adopts the black paperboard frame of 400g, without sealing strip, without handle.Coarse filtration layer, adsorption layer and filter bed of essence can entirety be changed, single use, and it is convenient, simple to operate to change.
Performance of the present utility model: be (1) 0.06 liter/min centimetre at air quantity
2under condition, atmospheric dust arresting efficiency more than 97%; (2) adsorbable various pernicious gas, as pernicious gases such as formaldehyde, benzene, dimethylbenzene, toluene, TVOC.
In another embodiment, coarse filtration layer, filter bed of essence and adsorption layer set gradually according to air flow, air is first filtered through coarse filtration layer and is more than or equal to micron order dust granules, filtered by filter bed of essence again and be more than or equal to nanoscale dust granules, finally adsorb pernicious gas by adsorption layer, see Fig. 8 and 9.
In other embodiments, adsorption layer is at least one deck, and adsorption layer is made up of numerous cavity and the accommodating fine granularity material with adsorption capacity in the cavities or powdered substance, and the cross section of numerous cavitys of adsorption layer is network, or adsorption layer is made up of porous carrier and the chemical substance that various harmful substance can be carried out harmless treatment, and this chemical substance is carried by porous carrier, carrying can be chemical substance is coated in porous carrier surface or blend together one with porous carrier, or adsorption layer is by least one deck physical absorption layer and at least one layer of chemically reactive layer are composited successively according to air flow, physical absorption layer is made up of numerous cavity and the accommodating fine granularity material with adsorption capacity in the cavities or powdered substance, the cross section of numerous cavitys of adsorption layer is network, chemically reactive layer is by carrying out with pernicious gas the chemical substance that reacts to each other and the porous carrier for carrying chemical substance forms, react to each other and comprise chemical reaction and chemical catalysis effect, residue after pernicious gas and chemical substance react to each other adsorbs on porous support, or be broken down into innocuous gas and distribute, thus removal pernicious gas.
Embodiment of the present utility model is not limited thereto, according to foregoing of the present utility model, according to ordinary technical knowledge and the customary means of this area, do not departing under the utility model above-mentioned basic fundamental thought prerequisite, coarse filtration layer of the present utility model, adsorption layer and the structure and material selected by filter bed of essence can be determined according to actual conditions, and simultaneously the quantity of each layer and concrete set-up mode also can be selected according to the effect that will realize.Therefore, the utility model can also make the amendment of other various ways, replacement or change, all drops within the utility model rights protection scope.
Claims (9)
1. the air filter for air purifier, it is characterized in that: it comprises for filtering the coarse filtration layer being more than or equal to micron order dust granules, for remove pernicious gas adsorption layer and for filtering the filter bed of essence being more than or equal to nanoscale dust granules, described coarse filtration layer, adsorption layer and filter bed of essence are all at least one deck, described coarse filtration layer, adsorption layer and filter bed of essence set gradually according to air flow, air is first filtered through coarse filtration layer and is more than or equal to micron order dust granules, pernicious gas is adsorbed again by adsorption layer, finally filtered by filter bed of essence and be more than or equal to nanoscale dust granules, or described coarse filtration layer, filter bed of essence and adsorption layer set gradually according to air flow, air is first filtered through coarse filtration layer and is more than or equal to micron order dust granules, filtered by filter bed of essence again and be more than or equal to nanoscale dust granules, finally adsorb pernicious gas by adsorption layer.
2. the air filter for air purifier according to claim 1, it is characterized in that: described adsorption layer is made up of numerous cavity and the accommodating fine granularity material with adsorption capacity in the cavities or powdered substance, and the cross section of numerous cavitys of described adsorption layer is network.
3. the air filter for air purifier according to claim 1, is characterized in that: described adsorption layer is made up of porous carrier and the chemical substance various harmful substance can being carried out harmless treatment, and this chemical substance is carried by porous carrier.
4. the air filter for air purifier according to claim 1, it is characterized in that: described adsorption layer is by least one deck physical absorption layer and at least one layer of chemically reactive layer are composited successively according to air flow, described physical absorption layer is made up of numerous cavity and the accommodating fine granularity material with adsorption capacity in the cavities or powdered substance, the cross section of numerous cavitys of described adsorption layer is network, described chemically reactive layer is by carrying out with pernicious gas the chemical substance that reacts to each other and the porous carrier for carrying chemical substance forms, described reacting to each other comprises chemical reaction and chemical catalysis effect, residue after pernicious gas and described chemical substance react to each other adsorbs on porous support, or be broken down into innocuous gas and distribute, thus removal pernicious gas.
5. the air filter for air purifier according to claim 4, is characterized in that: described physical absorption layer adopts active carbon layer, and described chemically reactive layer adopts photocatalyst layer.
6. the air filter for air purifier according to any one of claim 2 ~ 5, it is characterized in that: described coarse filtration layer adopts the material of compressible distortion, this material has filter mesh, the aperture of filter mesh is grade or micron order in its natural state, and filter mesh is contracted to and is equal to or less than micron order under compression; Or described coarse filtration layer is composited more than two-layer, the aperture of the filter mesh of every layer is grade or micron order, the formation filter bores and the filter mesh on every layer staggers, the aperture of this filter bores is equal to or less than micron order, is more than or equal to micron order dust granules passes through to stop.
7. the air filter for air purifier according to claim 6, it is characterized in that: described filter bed of essence adopts the material of compressible distortion, this material has filter mesh, the aperture of filter mesh is micron order or nanoscale in its natural state, and filter mesh is contracted to and is equal to or less than nanoscale under compression; Or described filter bed of essence is composited more than two-layer, the aperture of the filter mesh of every layer is micron order or nanoscale, the formation filter bores and the filter mesh on every layer staggers, the aperture of this filter bores is equal to or less than nanoscale, is more than or equal to nano level dust granules passes through to stop.
8. the air filter for air purifier according to claim 2 or 4, is characterized in that: each grid forming described network is square, rectangle, triangle, polygon, circle, ellipse, parallelogram or irregularly shaped.
9. the air filter for air purifier according to claim 8, is characterized in that: described coarse filtration layer, adsorption layer and filter bed of essence are integrally fixed jointly by housing.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520731848.1U CN205073798U (en) | 2015-09-18 | 2015-09-18 | A air filter for air purifier |
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| CN201520731848.1U CN205073798U (en) | 2015-09-18 | 2015-09-18 | A air filter for air purifier |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105126471A (en) * | 2015-09-18 | 2015-12-09 | 广州市永泓电子有限公司 | Air filter for air purifier |
| CN105749645A (en) * | 2016-03-30 | 2016-07-13 | 宁波艾克威特智能科技有限公司 | Insect resistant type filter device for air purifier and installation and using method thereof |
| CN105749644A (en) * | 2016-03-30 | 2016-07-13 | 宁波艾克威特智能科技有限公司 | Filter device for disinfection and oxygenation air purifier and installation and application methods of filter device |
| CN105854453A (en) * | 2016-03-30 | 2016-08-17 | 宁波艾克威特智能科技有限公司 | Filtering device used for disease-resistant air purifier and installation and application method thereof |
| CN106184985A (en) * | 2016-08-31 | 2016-12-07 | 四川优普超纯科技有限公司 | A kind of aseptic storage tank |
| CN108261859A (en) * | 2018-02-11 | 2018-07-10 | 西南交通大学 | A kind of haze purification device and purification method for overlapping street lamp |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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