CN101380481A - Air purifying device - Google Patents
Air purifying device Download PDFInfo
- Publication number
- CN101380481A CN101380481A CNA2008100055564A CN200810005556A CN101380481A CN 101380481 A CN101380481 A CN 101380481A CN A2008100055564 A CNA2008100055564 A CN A2008100055564A CN 200810005556 A CN200810005556 A CN 200810005556A CN 101380481 A CN101380481 A CN 101380481A
- Authority
- CN
- China
- Prior art keywords
- air
- filter
- cleaning facility
- peripheral
- air cleaning
- 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.)
- Pending
Links
Images
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L9/00—Disinfection, sterilisation or deodorisation of air
- A61L9/16—Disinfection, sterilisation or deodorisation of air using physical phenomena
- A61L9/18—Radiation
- A61L9/20—Ultra-violet radiation
- A61L9/205—Ultra-violet radiation using a photocatalyst or photosensitiser
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
- Catalysts (AREA)
Abstract
The invention relates to air purifying equipment (1), which comprises at least one ultraviolet emitting lamp supplied with electric current. The air purifying equipment is characterized in that the lamp is a longitudinal tube arranged in an internal air circulation chamber comprising a filter in shape of a hollow tube, an assembly formed by the filter and the lamp vertically extends to interior of a peripheral ventilation chamber formed by a vertical external tube, and polluted air flows through the filter.
Description
Technical field
The present invention relates to a kind of air cleaning facility, relate to a kind of particularly from the principal mode depurator.
It relates more specifically to the spatial all types of air in part are purified, particularly for not being equipped with those spaces of having incorporated bad air cleaning facility in air cleaning facility or its structure into.
Background technology
Privately owned or public space depolluted day by day becomes problem, thereby particularly reduces heat loss under the situation of the antibacterial that the slight for example l of propagating occurs and by introducing the ventilation that extraneous air reduces local space.Because the increase greatly of the air handling system/ventilating system of installing in the local space, these antibacterials are faster than what propagated in the past.
Nearest studies show that, the muddiness that has significantly reduced the people who works by the air with the ventilating system of installing in Burdick lamp irradiation (photodissociation) public office in this space is breathed.Yet particularly the efficient of these systems that use in the U.S. is limited, and needs bulky equipment especially, and it sends powerful luminous energy and very power consumption.Here it is many manufacturers are in the past few years all round the reason of photocatalysis, and it is to utilize the effect of ultraviolet (UV) C to titanium dioxide (TiO2).Yet those equipment or flow on the market on surface of TiO2 that had the dipping that illuminated by UVC are too low, or efficient is very limited, or above the two.In fact, come oxidizing bacteria or molecule to contact with physics between microgranule, antibacterial or the molecule by photocatalysis at the TiO2 that tans by the sun.This contact only can be under the situation of the wall that is coated with TiO2 or is obtained by very slow flow or by the equipment that is used to mix a large amount of air, and described equipment causes very big load loss, thereby has caused the flow that reduces equally.In addition, photocatalytic effect needs very high intensity of illumination, this only the UV source and be coated with distance between the bottom of TiO2 be no more than be only under 5 centimetres the situation feasible.
Summary of the invention
Therefore, the present invention is intended to overcome defective based on the depurator well known in the prior art of photodecomposition or photocatalysis by proposing a kind of depurator that comprises the active filter that has flooded titanium dioxide.Therefore, in depurator of the present invention, produce the air flow pass above-mentioned filter, this thereby make airborne nearly all microgranule, antibacterial or molecule directly contact with the bottom that is coated with TiO2.
The photocatalysis of titanium dioxide is very effective for purifying air, because this material discharges oxidation base under radiation, this oxidation base has destroyed antibacterial and the pollutant in the atmosphere, yet the air purifier based on this simple principle is enough ineffective, because these antibacterials are very low with the ratio that TiO2 effectively contacts with pollutant.Should also be noted that photocatalytic effect combines with photodecomposition acts on the microorganism of being caught by filter, and they are not destroyed by moment: its destruction is finished in its prolongation exposure to ultraviolet radiation.
Therefore, the air cleaner of the present invention that utilizes the photodecomposition (UV destroys antibacterial by irradiation) and the combined characteristic of photocatalysis (oxidation that contacts with the titanium dioxide that tans by the sun) is reliably, makes simple, conserve energy and be autonomous, that is to say and to be placed in any local space fast, or even the space of air cleaning system is arranged, and this does not need local space is made amendment yet.
Equipment of the present invention can remove pollution by photocatalysis, this has the following advantages: destroy the microorganism (antibacterial, virus, mould or allergen) in the atmosphere, and organic compound of voloxidation (COV) and carbon monoxide (CO), it is present in the room air in a large number, and in dwelling house and in office as many.As a result, obtained not have the air of microorganism or deleterious organic molecule.
Equipment of the present invention has also been realized high efficiency and high flow capacity, and this is the interior most of antibacterial of decontamination chamber fast, and its use can be removed pollution to a large amount of air quickly effectively.
Therefore, air cleaning facility of the present invention comprises at least one ultraviolet emission lamp with the electric current power supply, it is characterized in that, described lamp is the pipe tunnel that is placed in the inner air circular chamber that the filter by the hollow pipe shape constitutes, the assembly that is made of described filter and described lamp extends on the internal vertical ground of the peripheral draft chamber that is made of vertical Outer Tube, and contaminated air flow passes described filter.
According to additional feature, described filter has the shape of pipeline, and this pipeline is made of the grid of being furnished with quartz fibre that has flooded titanium dioxide, and contaminated air flow passes described filter from peripheral draft chamber (10a) to the inner air circular chamber at least.
What replenish is, contaminated air flow draft chamber at least internally passes described filter to peripheral draft chamber, described chamber is stopped up wall by mid diameter (diam é tral) and is divided into two successive outer peripheral cells, so the peripheral air circular chamber is by peripheral air circular chamber and last peripheral air circular chamber constitute down.
According to other complementary features, the vertical pipe that constitutes described filter at its two ends respectively by lower sealing device and upper sealing device sealing, so that the upstream contaminated air that produces in the bottom by sucked outside contaminated air by blower fan flows to down the peripheral air circular chamber to enter active filter subsequently and then to come out and enter the peripheral air circular chamber.
Should also be pointed out that, air cleaning facility of the present invention comprises top cover in the top and comprises blower fan in its underpart, this top cover comprises and is used for making the steam vent that is spread to atmosphere by the air of this equipment clean, thereby this blower fan produces air flow, sucks outside contaminated air and so that it is diffused in the described equipment it is purified.
The present invention comprises that also it can be considered respectively also can be according to the incompatible consideration of its any possible technology groups with significantly other features that become in the following description.
Description of drawings
With reference to the accompanying drawings,, will understand realization of the present invention better by reading the description that provides as limiting examples, wherein:
Fig. 1 is shown schematically in according to air cleaning facility of the present invention;
Fig. 2 is the schematic longitudinal sectional drawing of air cleaning facility of the present invention;
Fig. 3 is the view in transverse section with filter of ultraviolet radiation pipeline.
The specific embodiment
According to a preferred embodiment of the invention, label is called active filter for the air cleaning facility according to the present invention of (1) comprises at least one filter (2), and this filter is made of the quartz that has flooded titanium dioxide, and air flow passes this filter.
Advantageously, air flow is produced by blower fan (4), makes contaminated air flow pass active filter (2) repeatedly, for example twice or more.
Described air cleaning facility has the shape of vertical chamber, is made of vertically extending hollow pipe (5) advantageously, and wherein the heart is placed vertically filter (2) therein, and this is the vertical peripheral air circular chamber of formation between the inwall of this filter and described pipeline.
The blower fan (4) that produces air flow is placed in the ventilation base (6) of hollow pipe (5) bottom, and this ventilation base comprises air inlet (7).Should be pointed out that to provide between the blade of described blower fan and described air inlet does not have the passive mechanical filter of special chemical action (8), is used for the dust that the filter that has flooded TiO2 is stopped up in the filtration meeting rapidly.Certainly, blower fan (4) is powered with electric current by local electric power branch office or by battery or set of cells.
According to the embodiment that illustrates as an example, the bottom of draft chamber comprises mobile device, one group of steamboat (9) for example so that equipment (1) move with and optimum position in local space to be depolluted.
Should be pointed out that between the inwall (11) of active filter (2) and hollow pipe (5) and have peripheral air circular chamber (10).This chamber (10) is stopped up wall (12) by mid diameter and is divided into two successive outer peripheral cells (10a, 10b).Therefore, described peripheral air circular chamber is by peripheral air circular chamber (10a) and last peripheral air circular chamber (10b) constitute down.
Like this, the upstream polluted air flow (3b) that produces in the bottom by sucking outside contaminated air (3a) by blower fan (4) enters down peripheral air circular chamber (10a) to enter active filter (2) and then to come out and enter peripheral air circular chamber (10b).Be discharged from from described its upper side then by the air that is cleaned through described active filter for twice, this top is made of the top cover that comprises steam vent (14) (13), and this steam vent makes the air by equipment clean of the present invention spread in the atmosphere.The special shape of this top cover has realized being cleaned the best distribution of air.
Should be appreciated that air flow passes filter from bottom to up owing to stop up wall in the middle of described, and therefore pass the active part of filter (2) for twice.
What replenish is, the active filter (2) that is made of the little grid of being furnished with quartz fibre that has flooded titanium dioxide has the shape of cylindrical wall (2a), it constitutes the vertical pipe that advantageously has the rectangle cross section so that form inner room (2b), placed at least one ultraviolet (UV) C radial burner (20) in this inner room, this lamp is vertically extending pipeline.The vertical pipe that constitutes filter (2) is sealed by lower sealing device (15a) and upper sealing device (15b) respectively at its two ends.In the accompanying drawings as an illustration among the given embodiment of property and limiting examples, described equipment comprises the tubulose ultraviolet radiation lamp (20a, 20b) of two vertical and parallel placements, this is to have the situation in rectangle cross section for filter (2), thereby makes the wall of described filter and the distance between the described UV lamp constant.This distance is about 3 centimetres ideally.
Certainly, also can only have a UV pipe, and filter (2) has cylindrical cross-section in this case.
Ultraviolet can sterilize by photodecomposition, and the titanium dioxide under ultraviolet radiation discharges oxidation base, and this oxidation base also destroys pollutant and the antibacterial (photocatalysis) in the atmosphere.Photocatalysis thereby enhancing and perfect ultraviolet photolysis effect.
The advantage of titanium dioxide and ultraviolet combination is that described equipment can not omitted any poisonous substance, any airborne taste, and this is opposite with known cleaning equipment, and air ionizer that known cleaning equipment is based on chemicals or omits ozone comes work.In addition, photolysis effect has been destroyed the antibacterial that is caught by described active filter fully: this filter thereby do not have the risk (for example when it changes) of any secondary pollution.
In case will be positioned in the local space and described blower fan is powered according to air cleaning facility of the present invention (1) with electric current, contaminated air (3a) to be clean is just from the bottom and pass the mechanical filter (8) that has stopped the airborne dust that sucks and be inhaled into, be cleaned by active filter (2) and ultraviolet combined effect then, discharge from the top then.
Aforesaid air cleaning facility is particularly suitable for purifying the air in the local public space, the public place of lobby, office or any other vulnerable to pollution for example, or the place that is loaded with pathogen of clinic or hospital's waiting room, kindergarten for example.
Therefore, if in the illustrated embodiment, UVC lamp (20) have along the longitudinal axis of described equipment and thereby the shape of the prolongation pipeline placed along the circulation axis that sucks air, then at it apart from the energy-conservation tubulose UVC lamp that can use known structure under described active filter is no more than 5 centimetres situation, that is to say pipeline self folding.
Hollow pipe (5) can be made with various materials, for example the plastics of metal or process anti-ultraviolet radiation treatment.It should be nontransparent fully, because UVC is harmful to eyes.
The above-mentioned cleaning equipment that has based on the filter (2) of the quartz fibre that is coated with titanium dioxide is known in the photocatalysis application, but it also can be other forms.Therefore, equipment of the present invention can also be applied to be filtered the simple filtration systems that antibacterial that device catches is associated with destroying by photolysis, described in this case filter is the simple mechanical filter of no special chemical action, or charcoal filter, it can destroy abnormal smells from the patient and a part of volatile organic compound.
According to this method, filter (2) constitutes tubular chamber, one or more ultraviolet radiation lamp longitudinal extensions in this chamber, between the wall of this filter and described one or more lamp, provide the inner air cyclic space (e), the wall of described filter and described one or more lamp separate a little, are separated by 3 centimetres ideally.Tubular equipment of the present invention can keep the distance between UVC pipe and the described active filter constant, and has therefore obtained the best efficiency of photocatalytic effect.
It is also understood that since lower sealing device (15a) prevent air admission inner air circular chamber, so air flow enters peripheral air circular chamber (10a), to pass described filter bottom subsequently and to enter the inner air cyclic space.Air flow thereby pass filter top again entering the peripheral air circular chamber, thus be discharged to the atmosphere from described equipment top subsequently.
Certainly, the embodiment that describes as an example above the invention is not restricted to, but comprise all technical equivalents and combination thereof.
As an example, be that the height of described filter and UV lamp can be about 60 centimetres under 20 centimetres the situation at pipe diameter.Under the situation of described equipment, described filter can have long 12 centimetres wide cross sections of 8 centimetres, and substructure height approximately is 40 centimetres.
Claims (9)
1. an air cleaning facility (1), it comprises at least one ultraviolet emission lamp (20) with the electric current power supply, it is characterized in that, described lamp (20) is the pipe tunnel that is placed in the inner air circular chamber that is made of the filter with hollow pipe shape (2), the assembly that is made of described filter and described lamp (20) extends in the internal vertical of the peripheral draft chamber that is made of vertical Outer Tube (5) (10,10a, 10b), and contaminated air flow passes described filter (2).
2. according to the air cleaning facility (1) of claim 1, it is characterized in that described filter has the pipe shape that is made of the grid of being furnished with quartz fibre that has flooded titanium dioxide.
3. according to the air cleaning facility (1) of claim 1, it is characterized in that contaminated air flow passes described filter (2) from described peripheral draft chamber (10a) to described inner air circular chamber (2b) at least.
4. according to the air cleaning facility (1) of claim 1, it is characterized in that contaminated air flow passes described filter (2) from described inner air circular chamber (2b) to described peripheral draft chamber (10a) at least.
5. according to the air cleaning facility (1) of claim 3 and 4, it is characterized in that, described chamber (10) is stopped up wall (12) by mid diameter and is divided into successive two outer peripheral cells (10a, 10b), and therefore described peripheral air circular chamber is by peripheral air circular chamber (10a) and last peripheral air circular chamber (10b) constitute down.
6. according to the air cleaning facility (1) of last claim, it is characterized in that, the vertical pipe that constitutes described filter (2) at its two ends respectively by lower sealing device (15a) and upper sealing device (15b) sealing so that the upstream polluted air flow (3b) that produces in the bottom by sucking contaminated air (3a) by described blower fan (4) enter described peripheral air circular chamber (10a) down with enter described active filter (2) subsequently and then come out and enter described on peripheral air circular chamber (10b).
7. according to the air cleaning facility (1) of last claim, it is characterized in that described air cleaning facility comprises top cover (13) in the top, this top cover comprises that the air that is used for being purified by this air cleaning facility spreads to the steam vent (14) of atmosphere.
8. according to the air cleaning facility (1) of aforementioned arbitrary claim, it is characterized in that, this air cleaning facility comprises the blower fan that produces air flow in its underpart, it is purified so that it is diffused in this air cleaning facility thereby this blower fan sucks outside contaminated air.
9. according to the air cleaning facility (1) of last claim, it is characterized in that, described blower fan is placed in the ventilation base (6), this ventilation base comprises air inlet (7), and the mechanical filter (8) of traditional no special chemical action is provided between the blade of described blower fan and described air inlet.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR0706289A FR2920670B1 (en) | 2007-09-07 | 2007-09-07 | DEVICE FOR PURIFYING AIR. |
| FR0706289 | 2007-09-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101380481A true CN101380481A (en) | 2009-03-11 |
Family
ID=39223001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100055564A Pending CN101380481A (en) | 2007-09-07 | 2008-02-15 | Air purifying device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101380481A (en) |
| FR (1) | FR2920670B1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104147909A (en) * | 2014-08-06 | 2014-11-19 | 华北电力大学 | Denitration, demercuration and deep desulfurization system and method based photocatalytic oxidation |
| CN105025936A (en) * | 2013-02-27 | 2015-11-04 | 爱科热电有限公司 | Indoor air purification apparatus |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150114822A1 (en) * | 2013-10-28 | 2015-04-30 | Richard J. Greco | Photocatalytic Oxidation Apparatus for Oxidizing Volatile Organic Compounds |
| WO2019002430A2 (en) * | 2017-06-28 | 2019-01-03 | Universiteit Antwerpen | Photocatalytic reactor for ventilation systems |
| FR3087341B1 (en) | 2018-10-18 | 2022-04-15 | Uv Germi | AIR PURIFICATION DEVICE FOR LARGE VOLUMES |
| FR3114756B1 (en) * | 2020-10-04 | 2023-03-10 | Armand Bureau | Anti-contamination system for localized use |
| FR3127139B1 (en) * | 2021-09-20 | 2024-03-08 | Uvgermi | Device for purifying gaseous fluid and use of such a device to purify the air in the passenger compartment of a vehicle |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH11226357A (en) * | 1998-02-13 | 1999-08-24 | Matsushita Electric Ind Co Ltd | Air cleaner |
| US6135838A (en) * | 1998-10-07 | 2000-10-24 | Chung Shan Institute Of Science And Technology | Method of making UV lamp for air cleaning |
| JP2000116760A (en) * | 1998-10-13 | 2000-04-25 | Image Lab Tecst Inc | Air cleaner |
| KR100535940B1 (en) * | 2003-08-20 | 2005-12-12 | (주)엔퓨텍 | Air purifier |
| KR20050031331A (en) * | 2003-09-29 | 2005-04-06 | (주)나우플라즈마 | Cylindrical uv+tio2 air cleaner |
-
2007
- 2007-09-07 FR FR0706289A patent/FR2920670B1/en not_active Expired - Fee Related
-
2008
- 2008-02-15 CN CNA2008100055564A patent/CN101380481A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105025936A (en) * | 2013-02-27 | 2015-11-04 | 爱科热电有限公司 | Indoor air purification apparatus |
| CN104147909A (en) * | 2014-08-06 | 2014-11-19 | 华北电力大学 | Denitration, demercuration and deep desulfurization system and method based photocatalytic oxidation |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2920670B1 (en) | 2010-10-08 |
| FR2920670A1 (en) | 2009-03-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8557188B2 (en) | Unitized photocatalytic air sterilization device | |
| KR101515786B1 (en) | Photocatalyst sterilization module for air cleaner with function for concentrating and diffusing of uv rays | |
| US5656242A (en) | Air purifier device | |
| CN101380481A (en) | Air purifying device | |
| ES2688552T3 (en) | Air disinfection and pollution removal device | |
| RU2767873C2 (en) | Fluid processing device | |
| US20040166037A1 (en) | Air filtration and treatment apparatus | |
| KR102181069B1 (en) | Photo-catalyst purifying apparatus for air sterilization purifying and lighting apparatus using the same | |
| US20100111792A1 (en) | Atmospheric molecular respirator | |
| CN1198679A (en) | Photocatalytic air disinfection | |
| CN204447571U (en) | A kind of air purifier high efficiency filter filter core | |
| CN204141758U (en) | A kind of central air-conditioning electrostatic field plasma air purifying device | |
| US20100095844A1 (en) | Portable room air purifier | |
| KR101452813B1 (en) | Air Sterilizer with Honeycomb Structure | |
| CN204460505U (en) | A kind of device of high-efficient purification room air | |
| KR100710589B1 (en) | A ventilating system | |
| KR101708220B1 (en) | The desk with air purification function | |
| TWM557809U (en) | Air filter and filter cartridge | |
| CN207945755U (en) | A kind of visible light photocatalysis component and fresh air system for fresh air system | |
| CN211781624U (en) | Photocatalyst air purification device | |
| CN212179102U (en) | Sterilizing device and air purification equipment | |
| CN111442434B (en) | Air purification intelligent robot with mosquito repellent function | |
| KR20030027362A (en) | Air cleaner | |
| KR200321858Y1 (en) | Apparatus for high efficiency sterilization and purification of gas or water by using photocatalyst | |
| KR101640865B1 (en) | The desk with air purification function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20090311 |