CN213778062U - Air purification device for ventilating duct - Google Patents
Air purification device for ventilating duct Download PDFInfo
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- CN213778062U CN213778062U CN202021911112.XU CN202021911112U CN213778062U CN 213778062 U CN213778062 U CN 213778062U CN 202021911112 U CN202021911112 U CN 202021911112U CN 213778062 U CN213778062 U CN 213778062U
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Abstract
The utility model discloses an air purification device for air pipe installs in air pipe air intake, include fixed frame and install the purification module in fixed frame, it includes particulate matter filter module and multistage absorption catalysis module to purify the module, multistage absorption catalysis module includes at least one in photocatalysis module, normal atmospheric temperature catalysis module, the chemisorption module, be provided with a plurality of draw-in groove in the fixed frame, particulate matter filter module, photocatalysis module, normal atmospheric temperature catalysis module, chemisorption module are fixed at the draw-in groove. This air purification device realizes the clean of air in the air pipe through carrying out multiple deep purification to the air, prevents that contaminated air from diffusing in communicating air pipe, polluting whole ventilation system.
Description
Technical Field
The utility model belongs to the technical field of air purification, concretely relates to air purification device for air pipe.
Background
At present, a ventilation system of public buildings such as offices, hospitals, stations, airports and the like and public transportation such as trains, airplanes and the like, in particular to a pipeline system using a central air conditioner, has the characteristics of numerous personnel and relatively closed environment, so that the fresh air content is insufficient, the air cleanliness can not meet the requirement, and the communicated pipeline can easily diffuse local pollution into the whole system to harm the human health. In addition, there can be multiple pollution in the air pipe, like particulate matter pollution, gaseous pollutant, biological aerosol etc., gaseous pollutant mainly has VOCs pollutant, formaldehyde, ozone etc., form the peculiar smell and endanger health, contain pathogen such as bacterium, virus in the biological aerosol, along with air pipe's propagation, probably cause the diffusion of infectious diseases, single purification module is difficult to get rid of all pollutants, consequently need install compound purification module additional, in view of the air pollution condition of different public environment and the difference of air pipe design, can adjust the kind of purification module, size and quantity etc., make the purification more pertinent.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned technical problem that prior art field exists, the utility model aims to provide an air purification device for air pipe sets up the multilayer and purifies the module, through carrying out multiple deep purification to the air, realizes the clean of air pipe air in, prevents that contaminated air from diffusing in communicating air pipe, pollutes whole ventilation system.
The utility model provides an air purification device for an air conduit, which is arranged at an air inlet of the air conduit and comprises a fixed frame and a purification module arranged in the fixed frame, the purification module comprises a particulate matter filtering module and a multi-stage adsorption catalysis module, the multi-stage adsorption catalysis module comprises at least one of a photocatalysis module, a normal temperature catalysis module and a chemical adsorption module, a plurality of clamping grooves are arranged in the fixed frame, the particulate matter filtering module, the photocatalytic module, the normal temperature catalytic module and the chemical adsorption module are fixed on the clamping grooves, the fixed frame is U-shaped, a clamping groove slide rail is arranged above a bottom plate of the fixed frame, the bottom of the clamping groove is provided with a clamping groove sliding block matched with the clamping groove sliding rail, a frame sliding block is arranged below the bottom plate of the fixed frame, and the bottom of the ventilating duct is provided with a frame sliding rail matched with the frame sliding block.
Furthermore, fixed inserting blocks are arranged on two sides of the middle of the outer end of the fixed frame, and fixed buckles matched with the fixed inserting blocks are arranged on two sides of the outer wall of the ventilating duct.
Further, the top both sides of draw-in groove articulate there is the connecting axle, the top of fixed frame's both sides curb plate is provided with a plurality of recess, the connecting axle is rotatory to be inserted in the recess.
Further, both sides are provided with ultraviolet lamp around particulate matter filter module and the photocatalysis module, ultraviolet lamp fixes on the draw-in groove, the quantity that both sides set up ultraviolet lamp around the particulate matter filter module is 0~4, the quantity that both sides set up ultraviolet lamp around the photocatalysis module is 1~4, the ultraviolet wavelength of ultraviolet lamp transmission is 250~320 nm.
Further, particulate matter filter module is HEPA high efficiency filter screen, and HEPA high efficiency filter screen sets up the one deck at least.
Further, the photocatalytic module is a honeycomb plate, a photocatalyst is coated on the honeycomb plate of the photocatalytic module, and the photocatalyst is TiO2、ZnO、SnO2、CdS、CuO、WO3Perovskite, graphene, C3N4At least one of (1).
Further, the normal temperature catalytic module and the chemical adsorption module adopt one of a honeycomb plate, a sponge and carbon-sandwiched cloth, granular carriers are dispersed in the honeycomb plate, the sponge or the carbon-sandwiched cloth of the normal temperature catalytic module and the chemical adsorption module, the granular carriers adopt one of activated carbon, alumina, a molecular sieve, diatomite and ceramic, and the granular loading carriers are loaded with catalysts.
Furthermore, the catalyst of the normal temperature catalytic module adopts at least one of noble metal catalysts Pt, Pd, Rh, Au and Ir or metal oxide catalyst MnO2、Co3O4、CeO2、Fe2O3、ZrO2At least one of; the catalyst of the chemical adsorption module adopts at least one of functional groups of amino, carboxyl and hydroxyl or functional metal ions Mn2+、V5+、Fe3+、Co3+、Ni2+、Cu2+、Ag+、Zn2+At least one of (1).
The utility model provides a pair of air purification device for air pipe, its beneficial effect is: (1) the air purification device is arranged at the air inlet of the ventilation pipeline, and is provided with the multilayer purification modules, so that pollutants such as particulate matters, gaseous pollutants, biological aerosol and the like in the air can be effectively killed by carrying out multiple deep purification on the air, the cleanness of the air in the ventilation pipeline is realized, and the polluted air is prevented from diffusing in the communicated ventilation pipeline to pollute the whole ventilation system; (2) the fixed frame is connected with the ventilating duct in a sliding way through the frame sliding block and the frame sliding rail, so that the fixed frame is convenient to mount and maintain; (3) each purification module slides through the draw-in groove and sets up in fixed frame, is convenient for set up different purification module and purification module's quantity through the draw-in groove according to the user demand in different public places to adjust the interval between each purification module.
Drawings
FIG. 1 is a schematic structural view of example 1;
fig. 2 is a schematic structural view of a ventilation duct;
FIG. 3 is a schematic diagram of a card slot;
FIG. 4 is a cross-sectional view taken at A-A of FIG. 3;
FIG. 5 is a schematic structural view of a fixing insert and a fixing clip;
FIG. 6 is a schematic structural view of embodiment 2.
Wherein: 1. a ventilation duct; 2. a fixed frame; 3. a particulate matter filtering module; 4. a photocatalytic module; 5. a normal temperature catalysis module; 6. a chemisorption module; 7. an ultraviolet lamp; 8. a card slot; 9. fixing grooves; 10. a slot slide rail; 11. a slot slider; 12. a frame slide block; 13. a frame slide rail; 14. fixing the insert block; 15. fixing the buckle; 16. a connecting shaft; 17. and (4) a groove.
Detailed Description
The following describes an air cleaning device for an air duct according to the present invention in detail with reference to the accompanying drawings.
Example 1
Referring to fig. 1-5, the air purification device for the ventilation duct of the present embodiment is installed at an air inlet of the ventilation duct 1 when in use, the air inlet may be a grid-shaped air inlet, the air purification device may be installed in the ventilation duct 1, and then the grid-shaped air inlet is installed at the outermost side of the ventilation duct 1, the air purification device includes a fixed frame 2 and purification modules installed in the fixed frame 2, the purification modules include a particulate matter filtering module 3, a photocatalytic module 4, a normal temperature catalytic module 5, and a chemical adsorption module 6, which are sequentially arranged, each purification module is provided with one, and ultraviolet lamps 7 are respectively provided at the front side and the rear side of the photocatalytic module 4; in this embodiment, be provided with a plurality of draw-in groove 8 in fixed frame 2, and draw-in groove 8 is the rectangular frame structure, all is provided with fixed slot 9 in 4 frames of the rectangular frame structure of draw-in groove 8, and particulate matter filter module 3, photocatalysis module 4, normal atmospheric temperature catalysis module 5, chemisorption module 6 are fixed in fixed slot 9 in draw-in groove 8, and ultraviolet lamp 7 also passes through the support mounting on draw-in groove 8.
In this embodiment, fixed frame 2 is "U" type, fixed frame 2's bottom plate top both sides all are provided with draw-in groove slide rail 10, draw-in groove 8 bottom be provided with draw-in groove slide rail 10 matched with draw-in groove slider 11, particulate matter filter module 3, photocatalysis module 4, normal atmospheric temperature catalysis module 5, chemisorption module 6 and ultraviolet lamp 7 slide the setting in fixed frame 2 through draw-in groove 8, fixed frame 2's bottom plate below both sides all are provided with frame slider 12, and air pipe 1 bottom both sides are provided with frame slider 12 matched with frame slide rail 13, fixed frame 2 passes through frame slider 12 and frame slide rail 13 and air pipe 1 sliding connection, be convenient for fixed frame 2's installation and maintenance, also be convenient for each purification module's change in the fixed frame 2.
In this embodiment, in order to facilitate the connection of fixed frame 2 and ventilation pipe 1, be provided with fixed inserted block 14 in fixed frame 2's outer end middle part both sides, ventilation pipe 1's outer wall both sides are provided with fixed buckle 15 with fixed inserted block 14 matched with, fixed inserted block 14 is "L" type, fixed buckle 15 is "U" type, when sliding fixed frame 2 to ventilation pipe 1 along frame slide rail 13 in, the fixed inserted block 14 of fixed frame 2 tip can insert in the fixed buckle 15 of ventilation pipe 1 tip, and be provided with matched with screw thread jack on fixed inserted block 14 and the fixed buckle 15, the accessible bolt is to fixed inserted block 14 and fixed buckle 15 further fixed.
In this embodiment, be convenient for draw-in groove 8 at fixed frame 2 internal fixation, it has connecting axle 16 to articulate in the top both sides of draw-in groove 8, and the top of fixed frame 2's both sides curb plate is provided with a plurality of recess 17, can fix in the recess 17 that corresponds the position with connecting axle 16 rotation insertion, and be convenient for set up different purification module and the quantity of purification module through draw-in groove 8 according to the user demand in different public places to adjust the interval between each purification module.
In this embodiment, particulate matter filter module 3, photocatalysis module 4, normal atmospheric temperature catalysis module 5, chemisorption module 6 set gradually in fixed frame 2 from the past backward, and the interval between each purification module is 10mm, and both sides all are provided with ultraviolet lamp 7 around photocatalysis module 4, and the ultraviolet wavelength of ultraviolet lamp 7 transmission is 254nm, and ultraviolet lamp 7 is 5mm with photocatalysis module 4's interval.
Specifically, each purification module has the following structure:
particulate matter filter module 3 is HEPA high efficiency filter screen, and HEPA high efficiency filter screen sets up the one deck.
The photocatalytic module 4 is a honeycomb plate, and the honeycomb plate of the photocatalytic module 4 is coated with a photocatalyst which adopts TiO2Combination of ZnO and SnO2、CdS、CuO、WO3Perovskite, graphene or C3N4Instead.
The normal temperature catalytic module 5 and the chemical adsorption module 6 adopt carbon-sandwiched cloth, or sponge and honeycomb plate instead of carbon-sandwiched cloth, granular carriers are dispersed in the honeycomb plate of the normal temperature catalytic module 5 and the chemical adsorption module 6, the granular carriers adopt ceramic carriers, and the granular carriers are loaded with catalysts, the catalysts of the normal temperature catalytic module 5 adopt the combination of Pt and Pd, and the catalysts of the chemical adsorption module 6 adopt functional group amino and functional metal ions Mn2+. The ceramic carrier can be replaced by active carbon, alumina, molecular sieve or diatomite, and the catalysts Pt and Pd of the normal-temperature catalytic module can be Rh, Au, Ir or MnO2、Co3O4、CeO2、Fe2O3、ZrO2Alternatively, the catalyst Mn of the above chemisorption module2+Can adopt functional groups to replace or function metal ions V in carboxyl and hydroxyl5+、Fe3+、Co3+、Ni2+、Cu2+、Ag+、Zn2+Instead.
The air purification device for the ventilation duct of the embodiment has the following purification principles: contain the particulate matter, gaseous pollutant, biological aerosol's air gets into from air pipe 1's air intake, pass through particulate matter filter module 3 in proper order, photocatalysis module 4, normal atmospheric temperature catalytic module 5, chemisorption module 6, particulate matter filter module 3 filters inhalable particulate matter and holds great biological aerosol, photocatalysis module 4 catalytic oxidation gaseous pollutant and deactivation part biological aerosol under ultraviolet lamp 7's effect, normal atmospheric temperature catalytic module 5 further catalytic oxidation gaseous pollutant and microorganism, chemical adsorption module 6 purifies remaining gaseous pollutant and microorganism, this air purification device is through carrying out multiple deep purification to the air, realize the clean of air among the air pipe, prevent contaminated air from diffusing in communicating air pipe, pollute whole ventilation system.
Example 2
Referring to fig. 6, the air purification device for air pipe that this embodiment 2 provided, include particulate matter filter module 3 that sets gradually from the past backward in fixed frame 2, photocatalysis module 4, normal atmospheric temperature catalysis module 5, chemisorption module 6, both sides all are provided with ultraviolet lamp 7 around particulate matter filter module 3's the front side and photocatalysis module 4, the interval between each purification module is 10mm, ultraviolet lamp 7 and particulate matter filter module 3, photocatalysis module 4's interval is 5mm, the ultraviolet wavelength of ultraviolet lamp 7 transmission is 254 nm. The present embodiment is different from embodiment 1 only in that an ultraviolet lamp 7 is provided on the front side of the particulate matter filtering module 3, and the other structures are the same.
The air purification device for the ventilation duct of the embodiment has the following purification principles: the air containing particulate matter, gaseous pollutant, biological aerosol's air gets into from the air intake of air pipe 1, pass through particulate matter filter module 3 in proper order, photocatalysis module 4, normal atmospheric temperature catalysis module 5, chemisorption module 6, particulate matter filter module 3 filters inhalable particulate matter and holds great biological aerosol, and the biological aerosol who holds back can be by the ultraviolet lamp 7 inactivation of particulate matter filter module 3 front side, photocatalysis module 4 catalytic oxidation gaseous pollutant and deactivation part biological aerosol under the effect of ultraviolet lamp 7, normal atmospheric temperature catalysis module 5 further catalytic oxidation gaseous pollutant and microorganism, chemical adsorption module 6 further purifies remaining gaseous pollutant and microorganism, this air purification device is through carrying out multiple deep purification to the air, realize the cleanness of air in the air pipe, prevent the contaminated air from diffusing in communicating air pipe, contaminating the entire ventilation system.
The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered by the protection scope of the present invention.
Claims (8)
1. The utility model provides an air purification device for air pipe, installs in air pipe air intake, its characterized in that: the device comprises a fixed frame and a purification module arranged in the fixed frame, wherein the purification module comprises a particulate matter filtering module and a multi-stage adsorption catalysis module, and the multi-stage adsorption catalysis module comprises at least one of a photocatalysis module, a normal-temperature catalysis module and a chemical adsorption module; be provided with a plurality of draw-in groove in the fixed frame, particulate matter filter module, photocatalysis module, normal atmospheric temperature catalysis module, chemisorption module are fixed on the draw-in groove, fixed frame is "U" type, fixed frame's bottom plate top is provided with the draw-in groove slide rail, the draw-in groove bottom be provided with draw-in groove slide rail matched with draw-in groove slider, fixed frame's bottom plate below is provided with the frame slider, and the bottom is provided with in the air pipe with frame slider matched with frame slide rail.
2. The air cleaning device for a ventilation duct according to claim 1, characterized in that: fixed inserted blocks are arranged on two sides of the middle part of the outer end of the fixed frame, and fixed buckles matched with the fixed inserted blocks are arranged on two sides of the outer wall of the ventilating duct.
3. The air cleaning device for a ventilation duct according to claim 1, characterized in that: the top both sides of draw-in groove articulate there is the connecting axle, the top of fixed frame's both sides curb plate is provided with a plurality of recess, the connecting axle is rotatory to be inserted in the recess.
4. The air cleaning device for a ventilation duct according to claim 1, characterized in that: particulate matter filter module and photocatalysis module's front and back both sides are provided with ultraviolet lamp, ultraviolet lamp fixes on the draw-in groove, both sides set up ultraviolet lamp's quantity around particulate matter filter module is 0~4, both sides set up ultraviolet lamp's quantity around the photocatalysis module is 1~4, the ultraviolet wavelength of ultraviolet lamp transmission is 250~320 nm.
5. The air cleaning device for a ventilation duct according to claim 1, characterized in that: particulate matter filter module is HEPA high efficiency filter screen, and HEPA high efficiency filter screen sets up the one deck at least.
6. The air cleaning device for a ventilation duct according to claim 1, characterized in that: the photocatalytic module is a honeycomb plate, a photocatalyst is coated on the honeycomb plate of the photocatalytic module, and the photocatalyst is TiO2、ZnO、SnO2、CdS、CuO、WO3Perovskite, graphene, C3N4At least one of (1).
7. The air cleaning device for a ventilation duct according to claim 1, characterized in that: the normal temperature catalysis module and the chemical adsorption module adopt one of a honeycomb plate, a sponge and carbon-sandwiched cloth, granular carriers are dispersed in the honeycomb plate, the sponge or the carbon-sandwiched cloth of the normal temperature catalysis module and the chemical adsorption module, the granular carriers adopt one of active carbon, alumina, molecular sieves, diatomite and ceramics, and catalysts are loaded on the granular loading carriers.
8. The air cleaning device for a ventilation duct according to claim 7, characterized in that: the catalyst of the normal temperature catalytic module adopts at least one of noble metal catalysts Pt, Pd, Rh, Au and Ir or metal oxide catalyst MnO2、Co3O4、CeO2、Fe2O3、ZrO2At least one of; the catalyst of the chemical adsorption module adopts at least one of functional groups of amino, carboxyl and hydroxyl or functional metal ions Mn2+、V5+、Fe3+、Co3+、Ni2+、Cu2+、Ag+、Zn2+At least one of (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021911112.XU CN213778062U (en) | 2020-09-03 | 2020-09-03 | Air purification device for ventilating duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021911112.XU CN213778062U (en) | 2020-09-03 | 2020-09-03 | Air purification device for ventilating duct |
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| CN213778062U true CN213778062U (en) | 2021-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021911112.XU Active CN213778062U (en) | 2020-09-03 | 2020-09-03 | Air purification device for ventilating duct |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT202100026906A1 (en) * | 2021-10-20 | 2023-04-20 | Fantini Cosmi S P A | DEVICE FOR SANITIZING FLUIDS AND RELATED SANITIZATION METHOD |
| CN116492840A (en) * | 2023-03-20 | 2023-07-28 | 中国矿业大学 | CO elimination module based on synergistic effect of adsorption and catalysis and application method |
-
2020
- 2020-09-03 CN CN202021911112.XU patent/CN213778062U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT202100026906A1 (en) * | 2021-10-20 | 2023-04-20 | Fantini Cosmi S P A | DEVICE FOR SANITIZING FLUIDS AND RELATED SANITIZATION METHOD |
| EP4169537A1 (en) * | 2021-10-20 | 2023-04-26 | Fantini Cosmi S.p.A. | Device for the fluids sanitization and relative sanitization method |
| CN116492840A (en) * | 2023-03-20 | 2023-07-28 | 中国矿业大学 | CO elimination module based on synergistic effect of adsorption and catalysis and application method |
| CN116492840B (en) * | 2023-03-20 | 2024-05-03 | 中国矿业大学 | CO elimination module based on synergistic effect of adsorption and catalysis and application method |
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