CN1651098A - Photocatalyst air cleaning device - Google Patents
Photocatalyst air cleaning device Download PDFInfo
- Publication number
- CN1651098A CN1651098A CN 200410039524 CN200410039524A CN1651098A CN 1651098 A CN1651098 A CN 1651098A CN 200410039524 CN200410039524 CN 200410039524 CN 200410039524 A CN200410039524 A CN 200410039524A CN 1651098 A CN1651098 A CN 1651098A
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- photocatalyst
- purification device
- air purification
- ultraviolet light
- housing
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- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
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Abstract
A photocatalytic air cleaning equipment for decomposing the harmful gas or microbes in air is composed of a casing with air inlet and outlet and their guide blades, a light gathering plate on said casing, a light conducting part which is optical fibre or light conducting material coated by photocatalyst, a light transmission sheet and a UV source.
Description
Technical field
The present invention relates to a kind of air purification device, especially a kind ofly see through optical fiber or other leads the optical activity material as the lining base material, with the utilization rate that improves ultraviolet light and increase photocatalyst and the contact area of air, can reach the photocatalyst air purification device of airborne harmful microorganism of effective decomposition and volatile organic compounds.
Background technology
In recent years owing to the quick of urban population concentrated, the general densification that causes urban population, the relative activity space that makes the people also is compressed, add decoration property and various furniture and mostly carry out surface and corrosion-proof and sterilization processing with chemical agent (as formaldehyde, phenols), may allow indoor environment be full of pathogenic bacteria or volatile organic chemicals, and then cause healthy harm.
In the face of this air-polluting harm phenomenon, the quality problems of room air cleaning day by day are subject to people's attention, so the clean clean various processing modes of relevant air also begin to be applied.Aspect the relevant apparatus of room air processing, more in the prior art is at airborne microorganism or harmfulness volatile organic compounds oxidation Decomposition in addition, to lower pathogenic bacteria floating in the air or to intersperse among chemical substance in the atmosphere with ozone and anion oxidation unit.But this type of ozone purification device is to belong to the oxidation destructive device, in handling air, can leave over by-product behind the harmful substance, so adopt recently with photocatalyst and be applied to the peace and quiet relevant apparatus of room air aspect, the photocatalyst oxidation unit through being modified to can be with air in the by-product of harmful substance after handling reduce to minimum and safer.Photocatalyst device need only possess the hydroxyl free radical that humidity promptly can produce strong oxidizing property in the atmospheric environment, carries out oxidation Decomposition by the haptoreaction of material and photocatalyst.But existing photocatalyst device is because ultraviolet light utilization rate and the bad problem of reaction effect, must reach the effect of air cleaning with bigger appliance arrangement or than somewhat complex design, not only causes the air cleaning cost to improve, and the disappearance that wastes energy is more arranged.
Summary of the invention
Defective at above-mentioned prior art, the object of the present invention is to provide a kind of photocatalyst air purification device, can make in the air harmfulness gas or microorganism be subjected to the photocatalyst oxidation Decomposition, can reach quick peace and quiet air, and effectively improve the utilization of energy and the purification effect of air purification device.
The present invention reaches the technical scheme that above-mentioned purpose adopts to be: it includes a housing, and this housing includes air intake vent and air outlet; At least one light guide, this light guide are coated with photocatalyst and are located in this housing; At least one transmission element, this transmission element are the top that is fixedly arranged on this light guide; One ultraviolet light source apparatus, this ultraviolet light source apparatus are the top that is fixedly arranged on this transmission element.
In photocatalyst air purification device of the present invention, but this housing is provided with the wind blade of turn in this air intake vent or air outlet place.
In photocatalyst air purification device of the present invention, this housing is provided with a light collecting plate, and this light collecting plate and erect is propped up and to be positioned at the top of this housing.
In photocatalyst air purification device of the present invention, this light guide is to be coated with the optical fiber of photocatalyst or other leads the optical activity material.
In photocatalyst air purification device of the present invention, this light guide surface by prepare with photocatalyst (DegussaP25-TiO2) or solution-gel method (Sol-Gel) mode how the meter level photocatalyst is covered.
In photocatalyst air purification device of the present invention, this transmission element is the quartzy thin plate of a printing opacity, acryl thin plate or lens.
In photocatalyst air purification device of the present invention, this ultraviolet light source apparatus can be ultraviolet light-emitting diodes (UV-LED), ultraviolet light cold-cathode tube, ultraviolet light xenon fluorescent tube, the high, normal, basic pressure mercury lamp pipe of ultraviolet light or UV lamp bulb.
In photocatalyst air purification device of the present invention, the wavelength of the ultraviolet luminous energy that this ultraviolet light source apparatus irradiated is 365nm or 254nm.
In photocatalyst air purification device of the present invention, the air intake vent of this housing or air outlet place are provided with a fan assembly.
Compared with prior art, the present invention has the advantage that the air cleaning cost is low and save the energy.
Use beneficial effect of the present invention to be: the strong oxidation reaction of the hydroxyl free radical that excites by this photocatalyst, the harmfulness pathogenic bacteria, the microorganism that touch this light guide surface light catalyst in the air are killed, volatile organic content is able to oxidized harmless hydrone and the carbon dioxide of resolving into, reach the effect of quick peace and quiet air, and effectively improve the utilization of energy and the purification effect of air purification device.
Brief Description Of Drawings
Fig. 1 is the three-dimensional exploded view of first embodiment of the invention;
Fig. 2 is the combination front view of first embodiment of the invention.
Fig. 3 is the combination of side view of first embodiment of the invention.
Fig. 4 is the structural representation of second embodiment of the invention.
The specific embodiment
Below in conjunction with accompanying drawing,, technical scheme of the present invention and concrete effect will further be embodied by description to preferred embodiment of the present invention.
As shown in Figure 1 to Figure 3, photocatalyst air purification device first embodiment of the present invention includes a housing 10, light guide 16, transmission element 14 and ultraviolet light source apparatus 13; This housing 10 includes both sides open air intake vent 10A and air outlet 10B, feeding and pass-out in order to air-flow, but this housing 10 is pivoted with the wind blade 17 of turn in this air intake vent 10A and air outlet 10B place, import the path direction of sending in order to the control air-flow, the sidewall of this housing 10 also can further be provided with fixed support 18, in different occasions, also be provided with a light collecting plate 12 in order to facilitated application on this housing 10, this light collecting plate 12 is also erect with support 19 and to be propped up and be fixed in the top of this housing 10.This light guide 16 is coated with the optical fiber of photocatalyst for plural number or other leads the optical activity material, it is fixedly arranged in this housing 10 with staggered pattern erectly, form this light guide 16 staggered state of close parallel each other, and this light guide 16 also protrudes out this housing 10, and this light guide 16 be with photocatalyst (Degussa P25-TiO2) or solution-gel method (Sol-Gel) mode prepare how the meter level photocatalyst is covered, use to form a photocatalyst thin layer that is coated on these light guide 16 walls.This transmission element 14 is quartzy thin plate of a printing opacity or acryl thin plate, its mat screw 15 is fixed on this housing 10 and is positioned at the top of this light guide 16, can prevent that this light guide 16 from deviating from and can see through ultraviolet luminous energy simultaneously, and this transmission element 14 also is in contact with one another with the top disc of this light guide 16, the loss when reducing the luminous energy transmission.This ultraviolet light source apparatus 13 is located on this light collecting plate 12 and is positioned at the top of this transmission element 14, this ultraviolet light source apparatus 13 can be ultraviolet light-emitting diodes (UV-LED), the ultraviolet light cold-cathode tube, ultraviolet light xenon fluorescent tube, high, normal, basic pressure mercury lamp pipe of ultraviolet light or UV lamp bulb, the ultraviolet light that it sent is also imported luminous energy by these light guide 16 end faces, these transmission element 14 tops are the ultraviolet energy of 365nm or 254nm and the ultraviolet luminous energy that sees through these light collecting plate 12 reflections via the direct irradiation wavelength, can strengthen the leaded light amount of this light guide 16 and the photocatalyst absorbtivity to ultraviolet light.Also further be provided with the ultraviolet light power supply supply 11 of this ultraviolet light source apparatus 13 of electrically connect on this light collecting plate 12.
The ultraviolet light that photocatalyst air purification device of the present invention utilizes the guiding property of this light guide 16 (optical fiber or other are led the optical activity material) that this ultraviolet light source apparatus 13 is sent is carried and is disperseed, again this light guide of mat 16 outside institutes evenly the refractive index difference of the photocatalyst of coating the ultraviolet light that transmits in it is reflected and by photocatalyst absorption exciting light catalytic oxidation.So photocatalyst air purification device of the present invention is fixed in the mobile place of air, when fan front end or cold air conditioner air outlet, with air-flow is pass-through mode perpendicular to the orientation of this light guide 16, the strong oxidation reaction of the hydroxyl free radical that excites by this photocatalyst, make the harmfulness pathogenic bacteria that touches these light guide 16 surface light catalyst in the air, microorganism is killed, volatile organic content is able to oxidized harmless hydrone and the carbon dioxide of resolving into, reach the effect of quick peace and quiet air, and effectively improve the utilization of energy and the purification effect of air purification device.
Certainly, photocatalyst air purification device of the present invention also can add a fan assembly (not shown) in the air intake vent 10A or the air outlet 10B place of this housing 10, but more mobility ground increases its scope of application.
As shown in Figure 4, be photocatalyst air purification device second embodiment of the present invention, wherein should include a ultraviolet light-emitting diodes (UV-LED) 21, lens 22 and be coated with optical fiber (or other leads the optical activity material) 23 of photocatalyst in order to the mechanism that carries out photocatalysis oxidation reaction, the ultraviolet light that this ultraviolet light-emitting diodes 21 is sent is through the transmission of these lens 22 and enter in this optical fiber 23, and carry out the strong oxidation reaction of the hydroxyl free radical that catalyst excites, so that the air that passes through produces clean-up effect.Certainly, when the ultraviolet light that is sent as this ultraviolet light-emitting diodes 21 can directly and effectively enter in this optical fiber 23, these lens 22 can give omission, explanation sincerely.
Understandable, for the person of ordinary skill of the art, can make various corresponding equivalence changes according to technical scheme of the present invention and technical conceive, and these all equivalences change the protection domains that all should belong to claim of the present invention.
Claims (10)
1. a photocatalyst air purification device is characterized in that, it includes a housing, and this housing includes air intake vent and air outlet; At least one light guide, this light guide are coated with photocatalyst and are located in this housing; At least one transmission element, this transmission element are the top that is fixedly arranged on this light guide; One ultraviolet light source apparatus, this ultraviolet light source apparatus are the top that is fixedly arranged on this transmission element.
2. photocatalyst air purification device according to claim 1 is characterized in that, but this housing is provided with the wind blade of turn in this air intake vent or air outlet place.
3. photocatalyst air purification device according to claim 1 is characterized in that this housing is provided with a light collecting plate, and this light collecting plate and erect is propped up and to be positioned at the top of this housing.
4. photocatalyst air purification device according to claim 1 is characterized in that, this light guide is to be coated with the optical fiber of photocatalyst or other leads the optical activity material.
5. photocatalyst air purification device according to claim 1 is characterized in that, this light guide surface by prepare with photocatalyst (Degussa P25-TiO2) or solution-gel method (Sol-Gel) mode how the meter level photocatalyst is covered.
6. photocatalyst air purification device according to claim 1 is characterized in that, this transmission element is the quartzy thin plate of a printing opacity, acryl thin plate or lens.
7. photocatalyst air purification device according to claim 1 is characterized in that the top end face of this transmission element and this light guide is in contact with one another.
8. photocatalyst air purification device according to claim 1 is characterized in that, this photocatalyst air purification device further includes one in order to ultraviolet luminous energy that reflects this ultraviolet light source apparatus and the light collecting plate that is positioned at this transmission element top relatively.
9. photocatalyst air purification device according to claim 1, it is characterized in that this ultraviolet light source apparatus can be ultraviolet light-emitting diodes (UV-LED), ultraviolet light cold-cathode tube, ultraviolet light xenon fluorescent tube, the high, normal, basic pressure mercury lamp pipe of ultraviolet light or UV lamp bulb.
10. photocatalyst air purification device according to claim 1 is characterized in that the wavelength of the ultraviolet luminous energy that this ultraviolet light source apparatus irradiated is 365nm or 254nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410039524 CN1651098A (en) | 2004-02-06 | 2004-02-06 | Photocatalyst air cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200410039524 CN1651098A (en) | 2004-02-06 | 2004-02-06 | Photocatalyst air cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1651098A true CN1651098A (en) | 2005-08-10 |
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ID=34868613
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200410039524 Pending CN1651098A (en) | 2004-02-06 | 2004-02-06 | Photocatalyst air cleaning device |
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| Country | Link |
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| CN (1) | CN1651098A (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101843915A (en) * | 2010-05-14 | 2010-09-29 | 蔡宇峰 | Ultraviolet catalytic oxidation deodorizing device |
| CN102284139A (en) * | 2010-05-25 | 2011-12-21 | 财团法人工业技术研究院 | Sterilizing device and manufacturing method for sterilizing device |
| CN102793943A (en) * | 2012-08-28 | 2012-11-28 | 广东科立盈光电技术有限公司 | Photocatalyst air purification module and air purifier formed thereby |
| CN101810876B (en) * | 2009-02-25 | 2013-06-26 | 中国科学院苏州纳米技术与纳米仿生研究所 | LED optical fiber photocatalyst device with large-area sterilization and dirty removal capacities |
| CN106152279A (en) * | 2016-08-03 | 2016-11-23 | 苏州容电储能科技有限公司 | A kind of efficient photoproduction anion fine-purification module with scattering surface |
| CN109058773A (en) * | 2016-04-12 | 2018-12-21 | 泉州市世芯智能照明技术研究院有限公司 | Formaldehyde LED light device is gone in the safety-type sterilization of one kind |
| CN111744360A (en) * | 2020-07-03 | 2020-10-09 | 龙岩学院 | Photocatalyst air cleaning device |
-
2004
- 2004-02-06 CN CN 200410039524 patent/CN1651098A/en active Pending
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101810876B (en) * | 2009-02-25 | 2013-06-26 | 中国科学院苏州纳米技术与纳米仿生研究所 | LED optical fiber photocatalyst device with large-area sterilization and dirty removal capacities |
| CN101843915A (en) * | 2010-05-14 | 2010-09-29 | 蔡宇峰 | Ultraviolet catalytic oxidation deodorizing device |
| CN102284139A (en) * | 2010-05-25 | 2011-12-21 | 财团法人工业技术研究院 | Sterilizing device and manufacturing method for sterilizing device |
| CN102284139B (en) * | 2010-05-25 | 2016-01-06 | 财团法人工业技术研究院 | Sterilizing unit and sterilizing type contact panel |
| CN102793943A (en) * | 2012-08-28 | 2012-11-28 | 广东科立盈光电技术有限公司 | Photocatalyst air purification module and air purifier formed thereby |
| CN109058773A (en) * | 2016-04-12 | 2018-12-21 | 泉州市世芯智能照明技术研究院有限公司 | Formaldehyde LED light device is gone in the safety-type sterilization of one kind |
| CN106152279A (en) * | 2016-08-03 | 2016-11-23 | 苏州容电储能科技有限公司 | A kind of efficient photoproduction anion fine-purification module with scattering surface |
| CN106152279B (en) * | 2016-08-03 | 2019-03-29 | 苏州容电储能科技有限公司 | A kind of efficient photoproduction anion fine-purification module with scattering surface |
| CN111744360A (en) * | 2020-07-03 | 2020-10-09 | 龙岩学院 | Photocatalyst air cleaning device |
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