CN2827513Y - Microwave-assisted compound nonophotocatalysis air purifier - Google Patents
Microwave-assisted compound nonophotocatalysis air purifier Download PDFInfo
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- CN2827513Y CN2827513Y CN 200520066844 CN200520066844U CN2827513Y CN 2827513 Y CN2827513 Y CN 2827513Y CN 200520066844 CN200520066844 CN 200520066844 CN 200520066844 U CN200520066844 U CN 200520066844U CN 2827513 Y CN2827513 Y CN 2827513Y
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Abstract
The utility model relates to a compound nanometer photocatalysis air purifier, particularly a microwave-assisted compound nanometer photocatalysis air purifier which comprises a filter section, an ultraviolet sterilization section and a purifying and degrading section with a nanometer photocatalysis reactor. The utility model has the difference that the purifying and degrading section also comprises a harmful gas adsorption bed and a microwave generating device, and is arranged in a relative enclosed casing, wherein the adsorption bed firstly absorbs harmful gases in air, when the adsorbed harmful gases are accumulated to a certain amount, the adsorbed harmful gases can be degraded and desorbed by microwaves and enter an enclosed nanometer photocatalysis reaction zone to be thoroughly degraded and treated under the auxiliary action of the microwaves. Simultaneously, the utility model can meet the requirement of treating the air of high flow rate in a short time.
Description
Technical field
The utility model relates to a kind of combined type nanometer photocatalytic air purifying device, the combined type nanometer photocatalytic air purifying device that particularly a kind of microwave is auxiliary.
Background technology
Owing to interior decoration, pollen, epidemic disease outburst or the like reason, make the room air pollution problem be subject to people's attention day by day.In order to purify the air of a room, multiclass indoor air purification technology and corresponding air cleaning unit have been developed at present.First generation technology is mainly based on physical filtering, adopts filter to purify air, effectively dedusting, but can't remove gaseous contaminant and bacterium, virus; Second generation technology is to have increased functions such as ultraviolet, ozone or anion on the basis of the first generation, not only can dedusting, and can disinfection, deodorant to taste and eliminate the part gaseous contaminant, make it harmless fully but can't thoroughly eliminate gaseous contaminant; What third generation technology adopted is nano photo catalyzed oxidation, and this technology integrates degradation of organic substances and sterilization, is a kind of air purifying process preferably, can thoroughly eliminate gaseous contaminant and make it harmless fully.But because existing nano-photo catalytic class air purifier mostly adopts the air that will handle directly by the degrade mode of pernicious gas, sterilization of light-catalyzed reaction section, in actual application, exist problems, particularly: (1) is because the process of nano-photo catalytic effect degraded pernicious gas is slower, pernicious gas needs to stop the long period at the nano-photo catalytic reaction zone just can have reasonable degradation effect, and this air velocity that just requires to flow through air purifier is very low.Flow velocity is low, and then flow is little, and treatment effect is good; The flow velocity height, then flow is big, poor processing effect or invalid basically.That is to say, have the mutual contradiction for the treatment of capacity and treatment effeciency, can't satisfy the requirement of handling a large amount of air at short notice.(2) owing to content of harmful gas in the room air is generally very low, this directly causes the process of nano-photo catalytic degradation of organic substances also to be subjected to the control of mass transferring in gas phase speed simultaneously, thereby has further reduced the treatment effeciency of clarifier.
In view of there are above problems in existing nano-photo catalytic class air purifier, be necessary to develop a kind of nano-photo catalytic class air purifier of real practicability.
Summary of the invention
At above-mentioned the deficiencies in the prior art, the invention provides the auxiliary combined type nanometer photocatalytic air purifying device of a kind of microwave, effectively sterilization, elimination pernicious gas, the requirement of handling big air capacity be can satisfy again, treating capacity and the mutual contradiction of treatment effeciency that existing nano-photo catalytic class air purifier exists, the problem that is difficult to practicability solved.
Content of the present invention is: the combined type nanometer photocatalytic air purifying device that a kind of microwave is auxiliary, include fillter section, the ultraviolet-sterilization section, the purification degraded section that contains nano photocatalysis reactor 1, its difference is, purify the degraded section and also comprise harmful gas absorption bed 5, microwave generating apparatus 4, purify the degraded section and install in the housing 6 of a relative closure.
Fillter section is mainly done dust removal process to air, can adopt to be divided into elementary, middle and high tertiary filter 8 and to be arranged in order mode, and wherein high efficiency particulate air filter adopts the HEPA filter.Because the enzyme of filter surfaces can directly kill attached to top bacterium, virus, use tertiary filter can effectively alleviate or avoid of the pollution of micronic dust particle to back level HEPA filter and reactor.
Design principle of the present utility model is to adopt discontinuity and noncontinuity mode degradation treatment pernicious gas, prolongs the time of staying of pernicious gas in the nano-photo catalytic reaction zone, thereby improves treatment effect.
The utility model adopts technique scheme, and following technological merit is arranged:
1. through the adsorbent bed of flowing through in the air after dedusting, the sterilization, pernicious gas wherein can be adsorbed bed absorption.The pernicious gas of adsorbent bed absorption runs up to a certain amount of the time, can be separated sucking-off by microwave, enter in the space of top sealing concentrated, fully processing.Because pernicious gas has the sufficient time to stop at the nano-photo catalytic reaction zone, degradation effect is very good.
2, owing to the section of degrading in purification is provided with microwave generating apparatus, nanometer light medium degradation treatment pernicious gas under the reinforcement of microwave field, treatment effect is much improved.
3, because the utility model adopts discontinuity and noncontinuity mode degradation treatment pernicious gas, can deal with different air capacity processing requirements by the starting frequency of control microwave generating apparatus, nano photocatalysis reactor, satisfy the requirement of handling mass flow air at short notice preferably.
Description of drawings
Fig. 1 is the structural representation of an embodiment of the present utility model;
Fig. 2 is the structural representation of parts 1 among Fig. 1.
The specific embodiment
Below in conjunction with drawings and Examples the utility model is described further.
As shown in Figure 1, an embodiment air purifier of the present utility model is a square structure, the bottom is air intake and air filtration section, the middle part is the ultraviolet-sterilization section, and top is installed on a closing door 2 and a fan 3 for purifying degraded section and clean air outlet in the exit, purify the harmful gas absorption bed 5 in the degraded section, microwave generating apparatus 4, nano photocatalysis reactor 1 all are in the housing 6 that is surrounded by sheet metal and net, and nano-photo catalytic generator 1 is positioned at the top of this housing 6.
The utility model in use, air at first enters clean-up stage through inlet and carries out dust removal process.Clean-up stage includes filter 8, and filter 8 is arranged in order and is formed by first effect, middle effect, efficient tertiary filter, and wherein, high efficiency particulate air filter adopts the HEPA filter.The enzyme of filter surfaces can directly kill attached to top bacterium, virus.Adopt tertiary filter can effectively alleviate or avoid of the pollution of micronic dust particle to catalytic surface in the stage reactor of back.
Air after the dedusting enters the ultraviolet-sterilization section, and the virus less than 0.5 μ m, spore that the intensive ultraviolet that the 254nm ultraviolet lamp tube of installing in the ultraviolet-sterilization section 7 sends can not be removed filter 8 kill.
Air after the sterilization will enter and purify the degraded section, purify the degraded section and comprise harmful gas absorption bed 5, microwave device 4, nano photocatalysis reactor 1.Nano photocatalysis reactor 1 can adopt one or more tubular reactors.Its outer layer sleeve can adopt earthenware, can adopt polyfluortetraethylene pipe or quartz glass tube; Excitation source can adopt ultraviolet lamp tube or micro-wave nonpolar fluorescent tube.Fluorescent tube can place tubular reactor inside, at the peripheral coated quartz ampoule of fluorescent tube, is filled with the Bio-Glas of outside coated with nano titanium deoxide catalyst in the middle of quartz ampoule and the sleeve pipe; Fluorescent tube also can be placed on the outside of tubular reactor, and this moment, quartz ampoule was no longer established in tubular reactor inside.As shown in Figure 2, nano photocatalysis reactor 1 of the present utility model adopts fluorescent tube 10 to place the form of tubular reactor inside, is successively from inside to outside: the Bio-Glas 11 of ultraviolet lamp tube 10, quartz ampoule 12, coated with nano titanium deoxide catalyst and outer layer sleeve 9.
Microwave generating apparatus can adopt one or more sets Wave guide systems, can separated into two parts when adopting many cover Wave guide systems, a part is used for entering adsorbent bed and carries out the desorb pernicious gas, makes regeneration of adsorbent beds, and another part is used for aided nano photo catalysis reactor degraded pernicious gas.When adopting a cover Wave guide system, the microwave that sends is concentrated and is entered the same space, assistant degradation pernicious gas when making reproducing adsorbent.
Adsorbent bed is after 5 work a period of times, and its adsorption capacity will weaken.So at regular intervals, dedusting section A, ultraviolet disinfection section B in the air purifier stop to handle the air in the room, and purifying the degraded section will start working.
When degradation process began, the closing door 2 that at first is positioned at the air outlet slit place was closed, and made to purify degraded section integrally closed, and microwave generating apparatus 4 starts then.Microwave will desorb the pernicious gas of adsorbent bed 5 absorption accumulation, make adsorbent reactivation simultaneously.The pernicious gas of separating sucking-off is degraded under nano-photo catalytic effect and the invigoration effect at microwave field at this enclosure space, finally is degraded to harmless CO
2And H
2O.
More than be preferred forms of the present utility model, according to the disclosed content of the utility model, some identical, replacement schemes that those of ordinary skill in the art can expect apparently all fall into protection domain of the present utility model.
Claims (8)
1. the auxiliary combined type nanometer photocatalytic air purifying device of a microwave, include fillter section, the ultraviolet-sterilization section, the purification degraded section that contains nano photocatalysis reactor (1), it is characterized in that, purify the degraded section and also comprise harmful gas absorption bed (5), microwave generating apparatus (4), described purification degraded section is installed in the housing (6) of a relative closure.
2. the combined type nanometer photocatalytic air purifying device that microwave according to claim 1 is auxiliary is characterized in that, described adsorbent bed (5) adopts porous carbonaceous or polymeric adsorbant.
3. the combined type nanometer photocatalytic air purifying device that microwave according to claim 1 is auxiliary, it is characterized in that, described nano photocatalysis reactor (1) can adopt one or more tubular reactors, and its outer layer sleeve (9) can adopt earthenware, can adopt polyfluortetraethylene pipe or quartz glass tube; Excitation source can adopt ultraviolet lamp tube or micro-wave nonpolar fluorescent tube (10).
4. the combined type nanometer photocatalytic air purifying device that microwave according to claim 3 is auxiliary, it is characterized in that, described fluorescent tube (10) can place tubular reactor inside, at the peripheral coated quartz ampoule (12) of fluorescent tube, described quartz ampoule (12) and the middle Bio-Glas (11) that is filled with outside coated with nano titanium deoxide catalyst of described sleeve pipe (9);
5. the combined type nanometer photocatalytic air purifying device that microwave according to claim 3 is auxiliary is characterized in that described fluorescent tube (10) also can be placed on the outside of tubular reactor, and this moment, quartz ampoule (12) was no longer established in tubular reactor inside.
6. the combined type nanometer photocatalytic air purifying device that microwave according to claim 1 is auxiliary is characterized in that described fillter section can adopt elementary, middle and high tertiary filter to be arranged in order mode, and high efficiency particulate air filter adopts the HEPA filter.
7. the combined type nanometer photocatalytic air purifying device that microwave according to claim 1 is auxiliary is characterized in that, installs one or many ultraviolet lamp tubes in the described ultraviolet-sterilization section.
8. the combined type nanometer photocatalytic air purifying device that microwave according to claim 1 is auxiliary, it is characterized in that, described pernicious gas adsorbent bed (5), microwave generating apparatus (4), nano photocatalysis reactor (1) all are in the housing that is surrounded by sheet metal and net (6), and described nano-photo catalytic generator (1) is positioned at the top of described housing (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520066844 CN2827513Y (en) | 2005-11-01 | 2005-11-01 | Microwave-assisted compound nonophotocatalysis air purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520066844 CN2827513Y (en) | 2005-11-01 | 2005-11-01 | Microwave-assisted compound nonophotocatalysis air purifier |
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| Publication Number | Publication Date |
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| CN2827513Y true CN2827513Y (en) | 2006-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 200520066844 Expired - Fee Related CN2827513Y (en) | 2005-11-01 | 2005-11-01 | Microwave-assisted compound nonophotocatalysis air purifier |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102633406A (en) * | 2012-04-05 | 2012-08-15 | 杭州德森环保工程有限公司 | Physical and biochemical integrated treatment system for high-density industrial waste gas |
| CN105358234A (en) * | 2013-06-26 | 2016-02-24 | 李莲洙 | Air purifying apparatus using microwaves |
| CN105823136A (en) * | 2016-03-15 | 2016-08-03 | 程雷 | Air purifier with gas exchange function and capable of treating formaldehyde and PM2.5 completely |
| CN105916570A (en) * | 2014-01-22 | 2016-08-31 | 艾可普罗有限公司 | Volatile organic compound removal system using microwaves |
-
2005
- 2005-11-01 CN CN 200520066844 patent/CN2827513Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102633406A (en) * | 2012-04-05 | 2012-08-15 | 杭州德森环保工程有限公司 | Physical and biochemical integrated treatment system for high-density industrial waste gas |
| CN102633406B (en) * | 2012-04-05 | 2015-06-03 | 杭州德森环保工程有限公司 | Physical and biochemical integrated treatment system for high-density industrial waste gas |
| CN105358234A (en) * | 2013-06-26 | 2016-02-24 | 李莲洙 | Air purifying apparatus using microwaves |
| CN105358234B (en) * | 2013-06-26 | 2018-04-24 | 李莲洙 | Use the air cleaning facility of microwave |
| CN105916570A (en) * | 2014-01-22 | 2016-08-31 | 艾可普罗有限公司 | Volatile organic compound removal system using microwaves |
| CN105823136A (en) * | 2016-03-15 | 2016-08-03 | 程雷 | Air purifier with gas exchange function and capable of treating formaldehyde and PM2.5 completely |
| CN105823136B (en) * | 2016-03-15 | 2019-05-03 | 张志鹏 | It is a kind of to handle formaldehyde and the air purifier of PM2.5 completely with ventilatory |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20061018 Termination date: 20111101 |