CN219559076U - Multifunctional non-woven fabric-based composite filter material structure - Google Patents
Multifunctional non-woven fabric-based composite filter material structure Download PDFInfo
- Publication number
- CN219559076U CN219559076U CN202222616564.0U CN202222616564U CN219559076U CN 219559076 U CN219559076 U CN 219559076U CN 202222616564 U CN202222616564 U CN 202222616564U CN 219559076 U CN219559076 U CN 219559076U
- Authority
- CN
- China
- Prior art keywords
- layer
- filter
- filter membrane
- membrane layer
- polytetrafluoroethylene
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The utility model relates to a multifunctional non-woven fabric-based composite filter material structure, and belongs to the technical field of dust removal materials. Including preceding sealing washer, back sealing washer and centre gripping are fixed the multi-functional filter media between preceding sealing washer and back sealing washer, multi-functional filter media includes the non-woven fabrics filter layer, bonds at the lower surface of non-woven fabrics filter layer and is fixed with one deck zeolite adsorbed layer, the upper surface bonding of non-woven fabrics filter layer is fixed with one deck metal oxide catalysis layer, metal oxide layer top has set gradually one-level polytetrafluoroethylene filter membrane layer, second grade polytetrafluoroethylene filter membrane layer and tertiary polytetrafluoroethylene filter membrane layer from bottom to top, bond in proper order between metal oxide layer and level polytetrafluoroethylene filter membrane layer, second grade polytetrafluoroethylene filter membrane layer, the tertiary polytetrafluoroethylene filter membrane layer and be provided with down tourmaline intermediate layer, well tourmaline intermediate layer and the last tourmaline intermediate layer.
Description
Technical Field
The utility model relates to a multifunctional non-woven fabric-based composite filter material structure, and belongs to the technical field of dust removal materials.
Background
With the development of economy and the improvement of the living standard of people, people are increasingly aware of the importance of healthy living environment, but the problem of air pollution is more and more serious due to the acceleration of industrialization and urban processes.
Poor outdoor air environments can also lead to non-standard indoor air quality. Currently, the most predominant air contaminant in a room is particulate matter and formaldehyde volatilized from building finishing materials, and the two contaminants are not present alone, but in the form of an aerosol after interaction. Air purification is currently one of the most effective means of removing indoor air pollutants. However, most of the existing air purifier filter materials are only effective for one pollutant and have single functions.
In view of the above-mentioned drawbacks, the present inventors have actively studied and innovated to create a multifunctional non-woven fabric-based composite filter structure, which has a more industrial utility value.
Disclosure of Invention
In order to solve the technical problems, the utility model aims to provide a multifunctional non-woven fabric-based composite filter material structure.
The utility model relates to a multifunctional non-woven fabric-based composite filter material structure, which comprises a front sealing ring, a rear sealing ring and a multifunctional filter material clamped and fixed between the front sealing ring and the rear sealing ring,
the multifunctional filter material comprises a non-woven fabric filter layer, wherein a zeolite adsorption layer is fixedly bonded on the lower surface of the non-woven fabric filter layer, a metal oxide catalytic layer is fixedly bonded on the upper surface of the non-woven fabric filter layer, a first-stage polytetrafluoroethylene filter membrane layer, a second-stage polytetrafluoroethylene filter membrane layer and a third-stage polytetrafluoroethylene filter membrane layer are sequentially arranged above the metal oxide layer from bottom to top, and a lower tourmaline interlayer, a middle tourmaline interlayer and an upper tourmaline interlayer are sequentially bonded between the metal oxide layer and the first-stage polytetrafluoroethylene filter membrane layer, the second-stage polytetrafluoroethylene filter membrane layer and the third-stage polytetrafluoroethylene filter membrane layer.
Further, the aperture of the primary polytetrafluoroethylene filter membrane layer is 0.8-1.0 mu m, the aperture of the secondary polytetrafluoroethylene filter membrane layer is 0.4-0.6 mu m, and the aperture of the tertiary polytetrafluoroethylene filter membrane layer is 0.1-0.2 mu m. The low-resistance characteristic of the air filter material is realized through the multi-stage polytetrafluoroethylene filter membrane layer structure with different pore size distribution, the polytetrafluoroethylene filter membrane layer with decreasing pore size is adopted to form a pyramid shape, the filtering resistance of the filter material is reduced while the filtering effect of each layer is exerted, the charge capacity of the multifunctional filter material can be improved through the three-layer tourmaline interlayer, the electrostatic effect is obvious, the multifunctional filter material is in an open loose structure through mutual repulsion between charges, and the air filtering resistance is greatly reduced on the premise of ensuring the air filtering efficiency.
Further, the aperture of the non-woven filter layer is 1-4 mu m. Is used for filtering solid dust particles with large particle size.
Further, the thickness of the zeolite adsorption layer is 3-5 μm. The zeolite adsorption layer has a huge specific surface area, and can physically adsorb and enrich gas and solid pollutants in the air, so that the gas and the solid pollutants are more intensively filtered and removed by the multifunctional filter material.
Further, the metal oxide layer is made of manganese dioxide.
Further, the thickness of the metal oxide layer is 200 to 400nm. The metal oxide layer can protect the fiber structure of the non-woven filter layer to be stable, so that the mechanical strength of the non-woven filter layer is improved, meanwhile, manganese dioxide is used as a photocatalyst, formaldehyde in the air can be subjected to photocatalytic degradation under the catalytic action of visible light, and the gaseous solid particle pollutants of the multifunctional filter material are filtered and removed simultaneously;
further, the front sealing ring and the rear sealing ring are of frame structures with the same size, and the front sealing ring and the rear sealing ring are provided with filter openings matched with the multifunctional filter materials in size. The air filter is used for filtering air through a multifunctional filter material and removing gaseous formaldehyde and solid dust pollutants.
By means of the scheme, the utility model has at least the following advantages:
(1) In the practical use process of the multifunctional non-woven fabric-based composite filter material structure, as the zeolite adsorption layer has a huge specific surface area, physical adsorption enrichment can be carried out on gas and solid pollutants in the air, and the enriched gas formaldehyde and solid dust particles are subjected to preliminary filtration through the non-woven fabric filter layer to remove part of solid dust particles with large particle size;
(2) The metal oxide layer is made of manganese dioxide, the manganese dioxide is used as a photocatalyst, formaldehyde in the air can be subjected to photocatalytic degradation under the catalytic action of visible light, and the gaseous solid particle pollutants of the multifunctional filter material are filtered and removed simultaneously
(3) The low-resistance characteristic of the air filter material is realized through the multi-stage polytetrafluoroethylene filter membrane layer structure with different pore size distribution, the polytetrafluoroethylene filter membrane layer with decreasing pore size is adopted to form a pyramid shape, the filtering resistance of the filter material is reduced while the filtering effect of each layer is exerted, the charge capacity of the multifunctional filter material can be improved through the three-layer tourmaline interlayer, the electrostatic effect is obvious, the multifunctional filter material is in an open loose structure through mutual repulsion between charges, the air filtering resistance is greatly reduced on the premise of ensuring the air filtering efficiency, and the simultaneous removal of gas and solid pollutants is finally realized, so that the application prospect is wide.
The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate a certain embodiment of the present utility model and therefore should not be considered as limiting the scope, and that other related drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic structural view of a multifunctional nonwoven fabric-based composite filter material structure of the present utility model;
FIG. 2 is a schematic perspective view of a multifunctional filter in the structure of the multifunctional non-woven fabric-based composite filter according to the present utility model;
wherein, in the figure;
1. a front seal ring; 2. a rear seal ring; 3. multifunctional filter materials; 4. a filtering port;
31. a zeolite adsorption layer; 32. a non-woven fabric filter layer; 33. a metal oxide catalytic layer; 34. a lower tourmaline interlayer; 35. a first-stage polytetrafluoroethylene filter membrane layer; 36. middle tourmaline interlayer; 37. a second-stage polytetrafluoroethylene filter membrane layer; 38. a tourmaline interlayer is arranged on the upper part; 39. and a tertiary polytetrafluoroethylene filter membrane layer.
Detailed Description
The following describes in further detail the embodiments of the present utility model with reference to the drawings and examples. The following examples are illustrative of the utility model and are not intended to limit the scope of the utility model.
Referring to fig. 1 and 2, a multifunctional non-woven fabric-based composite filter structure according to a preferred embodiment of the present utility model includes a front sealing ring 1, a rear sealing ring 2, and a multifunctional filter 3 clamped and fixed between the front sealing ring 1 and the rear sealing ring 2, and is characterized in that:
the front sealing ring 1 and the rear sealing ring 2 are of frame structures with the same size, and the front sealing ring 1 and the rear sealing ring 2 are provided with a filtering opening 4 which is matched with the multifunctional filtering material 3 in size and is used for filtering air through the multifunctional filtering material 3 and removing gaseous formaldehyde and solid dust pollutants;
the multifunctional filter material 3 comprises a non-woven fabric filter layer 32, wherein the aperture of the non-woven fabric filter layer 32 is 1-4 mu m, the non-woven fabric filter layer 32 is used for filtering solid dust particles with large grain diameter, a zeolite adsorption layer 31 is fixedly bonded on the lower surface of the non-woven fabric filter layer 32, the thickness of the zeolite adsorption layer 31 is 3-5 mu m, the zeolite adsorption layer 31 has a huge specific surface area, and can physically adsorb and enrich gas and solid pollutants in air, so that the gas and the solid pollutants are more intensively filtered and removed by the multifunctional filter material 3, a metal oxide catalytic layer 33 is fixedly bonded on the upper surface of the non-woven fabric filter layer 32, the metal oxide layer 33 is made of manganese dioxide, the thickness of the metal oxide layer 33 is 200-400 nm, the metal oxide layer 33 can protect the fiber structure of the non-woven fabric filter layer 32, the mechanical strength of the metal oxide layer is improved, and meanwhile, the manganese dioxide is used as a photocatalyst, and the formaldehyde in the air can be photo-catalytically degraded under the catalysis of visible light, so that the solid pollutants in the air of the multifunctional filter material 3 can be filtered and removed at the same time;
the metal oxide layer 33 is provided with a first-stage polytetrafluoroethylene filter membrane layer 35, a second-stage polytetrafluoroethylene filter membrane layer 37 and a third-stage polytetrafluoroethylene filter membrane layer 39 from bottom to top in sequence, a lower tourmaline interlayer 34, a middle tourmaline interlayer 36 and an upper tourmaline interlayer 38 are sequentially bonded and arranged between the metal oxide layer 33 and the second-stage polytetrafluoroethylene filter membrane layer 35, the second-stage polytetrafluoroethylene filter membrane layer 37 and the third-stage polytetrafluoroethylene filter membrane layer 39, the aperture of the first-stage polytetrafluoroethylene filter membrane layer 35 is 0.8-1.0 mu m, the aperture of the second-stage polytetrafluoroethylene filter membrane layer 37 is 0.4-0.6 mu m, the aperture of the third-stage polytetrafluoroethylene filter membrane layer 39 is 0.1-0.2 mu m, the low resistance characteristic of the air filter material is realized through a multi-stage polytetrafluoroethylene filter membrane layer structure with different aperture distribution, the adoption of the polytetrafluoroethylene filter membrane layer with decreasing aperture forms a pyramid shape, the filter resistance of the filter material is reduced while each layer of the filter effect is played, the charge capacity of the multi-functional filter material 3 can be improved, the electrostatic effect is remarkably reduced through the mutual rejection of the tourmaline interlayer, the multi-functional filter material is 3, the air filter resistance is greatly reduced, and the air resistance is greatly reduced.
The working principle of the utility model is as follows:
in the practical use process of the multifunctional non-woven fabric-based composite filter material structure, as the zeolite adsorption layer 31 has huge specific surface area, physical adsorption enrichment can be carried out on gas and solid pollutants in the air, the enriched gas formaldehyde and solid dust particles pass through the non-woven fabric filter layer 32 for preliminary filtration, part of solid dust particles with large particle diameters are removed, then the gas formaldehyde and dust pass through the metal oxide layer 33, as the metal oxide layer 33 is made of manganese dioxide, the manganese dioxide is used as a photocatalyst, the photocatalytic degradation can be carried out on formaldehyde in the air under the catalysis of visible light, the simultaneous filtration removal of the gas solid particle pollutants of the multifunctional filter material 3 is realized, then the low resistance characteristic of the air filter material is realized through the multi-stage polytetrafluoroethylene filter membrane layer structure with different pore size distribution, the pyramid-shaped structure is formed by adopting the polytetrafluoroethylene layer with gradually decreasing pore diameters, the filtration resistance of the filter material is reduced while the filtration effect of each layer is exerted, the electric energy of the multifunctional filter material 3 can be improved through the interlayer of the three layers, the electrostatic effect is remarkable, the mutual rejection of the multifunctional filter material 3 is realized, the air pollution is greatly removed while the air is greatly reduced under the premise of guaranteeing the open filter efficiency of the air filtration, and the wide application prospect is realized.
The last points to be described are: first, in the description of the present utility model, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, and it should be noted that it is possible for those skilled in the art to make several improvements and modifications without departing from the technical principle of the present utility model, and these improvements and modifications should also be regarded as the protection scope of the present utility model.
Claims (7)
1. The utility model provides a multi-functional non-woven fabrics base composite filter material structure, includes preceding sealing washer, back sealing washer and the centre gripping is fixed the multi-functional filter material between preceding sealing washer and back sealing washer, its characterized in that:
the multifunctional filter material comprises a non-woven fabric filter layer, wherein a zeolite adsorption layer is fixedly bonded on the lower surface of the non-woven fabric filter layer, a metal oxide catalytic layer is fixedly bonded on the upper surface of the non-woven fabric filter layer, a first-stage polytetrafluoroethylene filter membrane layer, a second-stage polytetrafluoroethylene filter membrane layer and a third-stage polytetrafluoroethylene filter membrane layer are sequentially arranged above the metal oxide catalytic layer from bottom to top, and a lower tourmaline interlayer, a middle tourmaline interlayer and an upper tourmaline interlayer are sequentially bonded between the metal oxide catalytic layer and the first-stage polytetrafluoroethylene filter membrane layer, the second-stage polytetrafluoroethylene filter membrane layer and the third-stage polytetrafluoroethylene filter membrane layer.
2. The multifunctional nonwoven fabric-based composite filter structure according to claim 1, wherein: the aperture of the primary polytetrafluoroethylene filter membrane layer is 0.8-1.0 mu m, the aperture of the secondary polytetrafluoroethylene filter membrane layer is 0.4-0.6 mu m, and the aperture of the tertiary polytetrafluoroethylene filter membrane layer is 0.1-0.2 mu m.
3. The multifunctional nonwoven fabric-based composite filter structure according to claim 1, wherein: the aperture of the non-woven fabric filter layer is 1-4 mu m.
4. The multifunctional nonwoven fabric-based composite filter structure according to claim 1, wherein: the thickness of the zeolite adsorption layer is 3-5 mu m.
5. The multifunctional nonwoven fabric-based composite filter structure according to claim 1, wherein: the metal oxide catalytic layer is made of manganese dioxide.
6. The multifunctional nonwoven fabric-based composite filter structure according to claim 1, wherein: the thickness of the metal oxide catalytic layer is 200-400 nm.
7. The multifunctional nonwoven fabric-based composite filter structure according to claim 1, wherein: the front sealing ring and the rear sealing ring are of frame structures with the same size, and filtering openings matched with the multifunctional filtering materials in size are formed in the front sealing ring and the rear sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222616564.0U CN219559076U (en) | 2022-09-30 | 2022-09-30 | Multifunctional non-woven fabric-based composite filter material structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222616564.0U CN219559076U (en) | 2022-09-30 | 2022-09-30 | Multifunctional non-woven fabric-based composite filter material structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219559076U true CN219559076U (en) | 2023-08-22 |
Family
ID=87665355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222616564.0U Active CN219559076U (en) | 2022-09-30 | 2022-09-30 | Multifunctional non-woven fabric-based composite filter material structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219559076U (en) |
-
2022
- 2022-09-30 CN CN202222616564.0U patent/CN219559076U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1638667B1 (en) | Cleanable high efficiency filter media structure and applications for use | |
| EP1349638B1 (en) | Filter assembly for fuel cell | |
| CN103706186B (en) | Filter material for air purification and preparation method thereof | |
| CN100484607C (en) | Cleanable high efficiency filter media structure and applications for use | |
| CN219559076U (en) | Multifunctional non-woven fabric-based composite filter material structure | |
| CN106925043A (en) | A kind of automobile air-conditioning filter filter core | |
| CN107096300B (en) | Air filter for fuel cell vehicle | |
| CN210320589U (en) | Filter screen of purifier | |
| CN206924517U (en) | A kind of high efficiency screen pack of air cleaner | |
| CN206778076U (en) | A kind of composite air filtering screen | |
| CN206285619U (en) | Purified filter material and the filter core for possessing air-cleaning function including the purified filter material | |
| CN205481376U (en) | Air purifier of office | |
| CN209735341U (en) | novel multi-functional air conditioner filter core | |
| CN211133269U (en) | Composite melt-blown filter material | |
| CN212881469U (en) | Air purifier filter element | |
| CN205391946U (en) | A filter cloth for filter | |
| CN204709950U (en) | Filter cloth and cleaner | |
| CN113332864A (en) | Compound nanometer antibiotic air filtration membrane | |
| CN205308031U (en) | Air purifier's filtration | |
| CN210131485U (en) | Filter element module for air filtration | |
| CN106964209B (en) | Filter core and have its clarifier | |
| CN209809730U (en) | Composite polypropylene non-woven air filtering material with gradient filtering function | |
| CN219028758U (en) | Novel activated carbon filter cotton | |
| CN218107139U (en) | Filter material structure for battery air purification | |
| CN210206394U (en) | Air filter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |