CN203615489U - Plasma air purifier - Google Patents
Plasma air purifier Download PDFInfo
- Publication number
- CN203615489U CN203615489U CN201320729513.7U CN201320729513U CN203615489U CN 203615489 U CN203615489 U CN 203615489U CN 201320729513 U CN201320729513 U CN 201320729513U CN 203615489 U CN203615489 U CN 203615489U
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- plasma
- air purifier
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Abstract
The utility model discloses a plasma air purifier, which comprises an air inlet, a filter screen, an air outlet, a plasma reactor, a water treatment device, a negative-ion generator and an outlet filtering system, wherein the filter screen is arranged in the air inlet; the plasma reactor is arranged behind the air inlet; the water treatment device, the negative-ion generator and the outlet filtering system are arranged in parallel behind the plasma reactor; the plasma reactor comprises a plurality of reaction basic units; each reaction basic unit is provided with a reaction area; each reaction area comprises a plurality of plate-shaped polar plates which are arranged in parallel and a corresponding number of linear polar plates which are arranged between two adjacent polar plates. According to the plasma air purifier, PM2.5 is eliminated by using electrostatic precipitation, and VOCs (Volatile Organic Compounds) are removed by performing a synergistic reaction on plasma and a catalyst.
Description
Technical field
The utility model relates to a kind of air purifier, is specifically related to a kind of indoor composite type plasma air purifier that is applied to.
Background technology
PM2.5 refers to that particle diameter is less than the fine particle of 2.5 μ m.In recent years, be accompanied by the frequent generation of the ground haze weather such as Beijing, PM2.5 has come into people's the visual field.Except PM2.5, in indoor (house that particularly just process is fitted up) air, also contain a large amount of volatile organic matters (Volatile Organic Compounds, be called for short VOC), as styrene, propane diols, larane, phenol, toluene, ethylbenzene, dimethylbenzene and formaldehyde etc.
Traditional air purifier adopts filtration method to remove particle, but this method can not effectively be removed PM2.5.In the process purifying air, the impurity that screen pack can be removed is limited, once the impurity being adsorbed reaches capacity, screen pack cannot continue to purify.Therefore, such air purifier used after the long period, and screen pack need to clean, very trouble.In addition, superfine little particle particle diameter is less than the aperture of screen pack, can pass very easily screen pack, and screen pack is invalid to superfine little particle.The purified treatment of VOC is generally adopted to photocatalyst catalysis method, in filter course, add photocatalyst catalysis net, ultraviolet light is installed above catalysis net, utilize ultraviolet excitation photocatalyst to remove VOC.Be subject to the impact of ventilation unit, air stream is very fast through whole air purifier, and the time stopping between each filter course is very short, causes reaction to carry out not thoroughly.
On market, there is the product that utilizes plasma method to carry out air cleaning.These air purifiers have mainly utilized plasma to remove the characteristic of VOC, and the processing of PM2.5 is still adopted to traditional filtration method, DeGrain.
Also have Patents, using plasma method is removed fine particle, as a kind of wet type pulse smoke gas treatment device.Adopt impulse electric corona method to remove PM2.5, SO
2and NO
2.But this product is only for industrial flue gas processing, very impracticable to the purification of room air, and this product to the processing of VOC without any help.
In addition, a lot of air purifiers utilizes ozone to carry out air cleaning.A small amount of ozone can play the effect of sterilizing, and the processing of VOC is also had to certain help, once but ozone content is higher, can pollute.Particularly, for plasma reactor, in the process occurring at plasma, can produce a certain amount of ozone.On market, most plasma air purifier all could not effectively be processed ozone.
Utility model content
For prior art above shortcomings, the problem that the utility model solves is: a kind of plasma air purifier that utilizes the principle of Electrostatic Plasmas precipitation to remove PM2.5 is provided.
A kind of plasma air purifier comprises air inlet, be arranged on screen pack and gas outlet in air inlet, described plasma air purifier also comprises the plasma reactor that is arranged at air inlet rear, and be arranged on side by side the water treatment facilities at described plasma reactor rear, anion generator and egress filtering system, described plasma reactor comprises several reaction elementary cells, arranging with serpentine fashion of described reaction elementary cell, in each described reaction elementary cell, be provided with a reaction zone and a Catalytic Layer, wherein said reaction zone comprises the wire pole plate between adjacent two plate electrodes that is arranged on of several are parallel and establish tabular pole plate and respective amount, described tabular pole plate is connected to power cathode, described wire pole plate is connected to positive source.
Preferably, adopt flowing water pole plate in described reaction elementary cell, upper water box is installed above described tabular pole plate, the below of described tabular pole plate is provided with waste water collection device.
Preferably, described upper water box is all connected with described water treatment facilities with waste water collection device.
Preferably, the rear of described reaction zone is provided with Catalytic Layer, contains catalyst MnO in described Catalytic Layer
2, TiO
2, Fe
2o
3and ZnO.
Preferably, described egress filtering system comprises activated carbon adsorption layer, HEPA high efficiency particulate air and ventilation unit from front to back successively.
Preferably, described anion generator end is provided with an anion liberation port.
Preferably, described air purifier also comprises the control panel that is arranged on air inlet one side.
Compared with prior art, the utility model aims to provide a kind of Medical medicine-fetching car with good airtight and resiliency, accomplish that special train is special, this car can guarantee that medicine is excellent in transportation greatly, and in car, medicine layering is placed, and is beneficial to and takes, uniform specification simultaneously, attractive in appearance, be beneficial to the unified management of hospital, the accidental loss of medicine is dropped to minimum.
Accompanying drawing explanation
For the technical scheme in the utility model embodiment is more clearly described, to the accompanying drawing of required use in embodiment be introduced simply below, apparently, the accompanying drawing the following describes is only some embodiment that record in the utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the overall structure schematic diagram of the utility model plasma air purifier;
Fig. 2 is the plan structure figure of the utility model ionic medium reactor;
Fig. 3 is the structure chart of facing of the utility model ionic medium reactor;
Fig. 4 is the plan structure figure of the utility model ionic medium reactor reaction elementary cell;
Fig. 5 is the main TV structure figure of the utility model ionic medium reactor reaction elementary cell.
The specific embodiment
Traditional air cleaning unit adopts filtration method to remove particle, but this method can not effectively be removed PM2.5.And existing in the market to utilize the product that plasma method carries out air cleaning be mainly to have utilized plasma to remove the characteristic of VOC, the processing of PM2.5 is still adopted to traditional filtration method, DeGrain.
To be clearly and completely described the technical solution of the utility model by the specific embodiment below.Obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
The utility model is for deficiency of the prior art, a kind of plasma air purifier is provided, this plasma air purifier comprises air inlet 1, be arranged on the screen pack 2 in air inlet 1 and be arranged on the gas outlet 11 of this plasma air purifier tail end, wherein the utility model plasma air purifier also comprises the plasma reactor 3 that is arranged at air inlet 1 rear, and be arranged on side by side the water treatment facilities 8 at described plasma reactor 3 rears, anion generator 9 and egress filtering system 10, this plasma reactor 3 utilizes electrostatic precipitation to remove PM2.5 and utilizes also catalyst concerted reaction removal VOC of plasma simultaneously.
As shown in Figure 1, in the air inlet 1 of the utility model plasma air purifier, be provided with one deck screen pack 2, when gas flow process filter screen 2, bulky grain dust, hair etc. can preferentially be filtered out.
Subsequently, gas will enter the plasma reactor 3 that is positioned at air inlet 1 rear.As shown in Figure 1, Figure 2 and Figure 4, in this plasma reactor 3, comprise several reaction elementary cells 31.Each above-mentioned reaction elementary cell 31 is provided with a reaction zone 32 and a Catalytic Layer 14, reaction zone 32 comprises the wire pole plate 13 between adjacent two plate electrodes 12 that is located at of several are parallel and establish tabular pole plate 12 and respective amount, described tabular pole plate 12 is connected to negative pole 18, and described wire pole plate is connected to anodal 17.
As shown in Figures 1 to 5, as further improvement of the utility model, the interior employing flowing water of above-mentioned reaction elementary cell 31 pole plate is provided with upper water box 15 above described tabular pole plate 12, and the below of described tabular pole plate 12 is provided with waste water collection device 16.Above-mentioned upper water box 15 is all connected with water treatment facilities 8 with waste water collection device 16, and preferably, this water treatment facilities 8 is positioned at the rear of above-mentioned plasma reactor 3, establishes side by side with anion generator 9.
The operation principle of each reaction elementary cell 3 is: wire pole plate 13 accesses positive electrode 17 and starts electric discharge, plate electrode 12 accesses negative pole 18, the electric charge that wire pole plate 13 discharges is adsorbed onto on fine particle by elastic collision, and under the effect of Coulomb force, fine particle is adsorbed on plate electrode.In the time that the current in upper water box 15 flow down through tabular pole plate 12 and wire pole plate 13 from tabular pole plate 12 tops, this two classes pole plate is together rinsed, the particle of absorption is rushed to the waste water collection device 16 of pole plate below.Plasma is removed most fine particle, and flowing water rinses two kinds of pole plates, can prevent that it is corroded simultaneously.In plasma process reactor, when flowing water process pole plate, can electrolysis go out a large amount of OH base isoreactivity particles.These active particles can promote organic reaction, reduce SO in air
2and NO
2content, sterilizing.Meanwhile, the humidity in plasma reactor 3 also can increase, and there will be more charged drop when corona discharge, improves the effect of removing to PM2.5.
Preferably, in the plasma reactor 3 in the utility model, be provided with three reaction elementary cells 31, and three are reacted arranging with serpentine fashion of elementary cells 31.Air can be cleaned three times in plasma reactor, and in this way, the time of staying of air in reactor can lengthen, thereby makes air carry out more fully with reacting of plasma.The effect purifying also can be better, and the rate of removing of PM2.5 and VOC is carried greatly have been improved.
As shown in Figure 2 and Figure 4, in above-mentioned reaction elementary cell 31, also comprise a Catalytic Layer 14 that is positioned at reaction zone 32 rears, in Catalytic Layer 14, have MnO
2, TiO
2, Fe
2o
3with catalyst such as ZnO.When air flows through Catalytic Layer 14, started VOC to process by catalyst that plasma excites.Wherein, MnO
2after plasma exciatiaon, can promote reacting of ozone and toluene.
Gas just can flow to egress filtering system 10 after plasma reactor 3.As shown in Figure 1, above-mentioned egress filtering system 10 comprises activated carbon adsorption layer 5, HEPA high efficiency particle air filter (High Efficiency Particulate Air Filter is called for short HEPA) 6 and ventilation unit 7 from front to back successively.First gas flow passes through activated carbon adsorption layer 5 after crossing plasma reactor 3, and in this process, peculiar smell, a small amount of ozone (not reacted away) can be absorbed.Gas flow obtains further purified treatment through HEPA high efficiency particle air filter 6 afterwards.Above-mentioned ventilation unit 7 is preferably blower fan, and blower fan will accelerate to purify the discharge of rear gas, guarantees the stable of plasma air purifier internal gas pressure.
As preferred embodiment of the present utility model, be provided with an anion generator 9 at plasma reactor 3 rears, this anion generator 9 is between water treatment system 8 and egress filtering system 10.When gas is discharged from plasma air purifier, anion generator 9 discharges anion by the liberation port 91 that is arranged on this anion generator end in air, improves airborne anion concentration.Anion concentration increases on the one hand, has improved the comfort level of human body; On the other hand, anion makes an initiative sally and catches airborne part pollutant, reaches further dedusting.
Preferably, the utility model plasma air purifier also comprises the control panel 4 that is arranged on air inlet 1 one sides.The time that user can purify by these control panel 4 setting airs is also understood current place purifying step.
The invention also discloses a kind of air purification method that uses above-mentioned plasma air purifier:
S1, open general supply, start blower fan, open water treatment system:
Fan starting, realizes the circulation of air in plasma air purifier, in the screen pack 2 in air inlet 1, filters out bulky grain pollutant; Simultaneously, water treatment system 8 comes into operation fan starting, and water treatment system 8 is to upper water box 15 water deliverys on plasma reactor 3 tops, upper water box 15 discharges water, flowing water is flowed through and receive tabular pole plate 12 and wire pole plate 13, and form moisture film on tabular pole plate 12, air humidity increases;
S2, water treatment system are automatically closed plasma reactor and are started working:
Above-mentioned wire pole plate 13 accesses pulse positive high voltage 17, start electric discharge, above-mentioned tabular pole plate 12 accesses pulse negative high voltage 18, produces the air that plasma starts flowing through and purify in plasma reactor 3, utilizes electrostatic precipitation to remove fine particle PM2.5; Gas flows through Catalytic Layer 14 subsequently, under the concerted reaction of plasma and described Catalytic Layer 14 inner catalysts, in conjunction with removing VOC; The purification that air experience is three times, reaches best clean-up effect in this way;
S3, air stream purify again through activated carbon adsorption layer, HEPA high efficiency particulate air, finally enter room air;
Gas enters egress filtering system 10 subsequently, and activated carbon adsorption layer 5 is wherein removed remaining peculiar smell and a small amount of ozone, and HEPA high efficiency particulate air filter 6 is removed the particulate of 0.1 micron and 0.3 micron, further purified treatment.
In S4, plasma process reactor, anion generator is to anion releasing in air;
S5, close plasma reactor after having reacted and make to quit work, water tank discharges water again:
S6, clean after tabular pole plate completes and close water tank, open plasma reactor again, repeats S2, S3, S4, S5 until purified;
S7, close general supply after having purified.
The utility model discloses a kind of plasma air purifier, compared with prior art, the utlity model has following advantage:
(1) multiple purification style reaches higher clean-up effect in conjunction with (physical type, plasma, anion);
(2) adopt the way of flowing water pole plate, in course of reaction, increase on the one hand the concentration of OH base isoreactivity free radical, improve the rate of removing to materials such as VOC; Use on the other hand flowing water to clean dust collecting pole plate, prevent that dust collecting pole plate is corroded;
(3) plasma reactor uses triple methods of purification, repeatedly purifies, and improves purifying rate, reduces the concentration of PM2.5;
(4) method that adopts plasma to be combined with catalyst, improves removing VOC; The combination of plasma and MnO2, the generation of reduction ozone.
To those skilled in the art, obviously the utility model is not limited to the details of above-mentioned one exemplary embodiment, and in the situation that not deviating from spirit of the present utility model or essential characteristic, can realize the utility model with other concrete form.Therefore, no matter from which point, all should regard embodiment as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims rather than above-mentioned explanation, is therefore intended to all changes that drop in the implication and the scope that are equal to important document of claim to include in the utility model.Any Reference numeral in claim should be considered as limiting related claim.
In addition, be to be understood that, although this description is described according to embodiment, but be not that each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should make description as a whole, and the technical scheme in each embodiment also can, through appropriately combined, form other embodiments that it will be appreciated by those skilled in the art that.
Claims (7)
1. a plasma air purifier, comprise air inlet, be arranged on screen pack and gas outlet in air inlet, it is characterized in that: described plasma air purifier also comprises the plasma reactor that is arranged at air inlet rear, and be arranged on side by side the water treatment facilities at described plasma reactor rear, anion generator and egress filtering system, described plasma reactor comprises several reaction elementary cells, arranging with serpentine fashion of described reaction elementary cell, in each described reaction elementary cell, be provided with a reaction zone and a Catalytic Layer, wherein said reaction zone comprises the wire pole plate between adjacent two plate electrodes that is arranged on of several are parallel and establish tabular pole plate and respective amount, described tabular pole plate is connected to power cathode, described wire pole plate is connected to positive source.
2. plasma air purifier according to claim 1, is characterized in that: in described reaction elementary cell, adopt flowing water pole plate, upper water box is installed above described tabular pole plate, the below of described tabular pole plate is provided with waste water collection device.
3. plasma air purifier according to claim 2, is characterized in that: described upper water box is all connected with described water treatment facilities with waste water collection device.
4. plasma air purifier according to claim 1, is characterized in that: the rear of described reaction zone is provided with Catalytic Layer, contains catalyst MnO in described Catalytic Layer
2, TiO
2, Fe
2o
3and ZnO.
5. plasma air purifier according to claim 1, is characterized in that: described egress filtering system comprises activated carbon adsorption layer, HEPA high efficiency particulate air and ventilation unit from front to back successively.
6. plasma air purifier according to claim 1, is characterized in that: described anion generator end is provided with an anion liberation port.
7. plasma air purifier according to claim 1, is characterized in that: described air purifier also comprises the control panel that is arranged on air inlet one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320729513.7U CN203615489U (en) | 2013-11-18 | 2013-11-18 | Plasma air purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320729513.7U CN203615489U (en) | 2013-11-18 | 2013-11-18 | Plasma air purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203615489U true CN203615489U (en) | 2014-05-28 |
Family
ID=50768131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320729513.7U Withdrawn - After Issue CN203615489U (en) | 2013-11-18 | 2013-11-18 | Plasma air purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203615489U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103557562A (en) * | 2013-11-18 | 2014-02-05 | 苏州大学 | Plasma air purifier and purification method thereof |
| CN104374014A (en) * | 2014-12-03 | 2015-02-25 | 吴少华 | Air handling method and device based on water ions |
| CN105066271A (en) * | 2015-08-12 | 2015-11-18 | 无锡伦宝环保科技有限公司 | Multi-ion-field indoor air purifier |
| CN107281913A (en) * | 2017-08-15 | 2017-10-24 | 浙江大学 | The processing system and processing method of a kind of organic exhaust gas |
| CN109942059A (en) * | 2019-04-03 | 2019-06-28 | 大连理工大学 | A kind of falling liquid film device for treating aqueous discharge plasma that water distribution is integrated with catalysis |
-
2013
- 2013-11-18 CN CN201320729513.7U patent/CN203615489U/en not_active Withdrawn - After Issue
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103557562A (en) * | 2013-11-18 | 2014-02-05 | 苏州大学 | Plasma air purifier and purification method thereof |
| CN103557562B (en) * | 2013-11-18 | 2016-03-02 | 苏州大学 | A kind of plasma air purifier and purification method thereof |
| CN104374014A (en) * | 2014-12-03 | 2015-02-25 | 吴少华 | Air handling method and device based on water ions |
| CN104374014B (en) * | 2014-12-03 | 2017-11-07 | 吴少华 | A kind of air-treatment method and equipment based on water ion |
| CN105066271A (en) * | 2015-08-12 | 2015-11-18 | 无锡伦宝环保科技有限公司 | Multi-ion-field indoor air purifier |
| CN107281913A (en) * | 2017-08-15 | 2017-10-24 | 浙江大学 | The processing system and processing method of a kind of organic exhaust gas |
| CN109942059A (en) * | 2019-04-03 | 2019-06-28 | 大连理工大学 | A kind of falling liquid film device for treating aqueous discharge plasma that water distribution is integrated with catalysis |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140528 Effective date of abandoning: 20160302 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20140528 Effective date of abandoning: 20160302 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |