CN103785054B - Semiconductor-air purifying sterilizing unit and air cleaning decontamination equipment capable - Google Patents
Semiconductor-air purifying sterilizing unit and air cleaning decontamination equipment capable Download PDFInfo
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- CN103785054B CN103785054B CN201210421156.8A CN201210421156A CN103785054B CN 103785054 B CN103785054 B CN 103785054B CN 201210421156 A CN201210421156 A CN 201210421156A CN 103785054 B CN103785054 B CN 103785054B
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Abstract
The present invention relates to air purifying and sterilizing technical field, it is provided that a kind of semiconductor-air purifying sterilizing unit and air cleaning decontamination equipment capable.This semiconductor-air purifying sterilizing unit includes the first electrostatic module and ultraviolet catalyzed reactor, described ultraviolet catalyzed reactor is arranged on described first electrostatic module front of or behind, described first electrostatic module includes the first discharge plate and is arranged on described first discharge plate front of or behind and the first dust collecting pole plate with described first discharge plate insulation, described first discharge plate includes at least one pointed discharge body, and described first dust collecting pole plate and described pointed discharge body corresponding position are provided for the through hole that air is current.First discharge electrode of this semiconductor-air purifying sterilizing unit and the first dust collecting pole plate form discharge loop, plasma will be formed by the air ionization of through hole, produce drop ozone, in conjunction with the 387nm light radiation ripple that the Burdick lamp of the present embodiment produces, reach the effect of good sterilizing and purifying.
Description
[technical field]
The present invention relates to air purifying and sterilizing technical field, particularly relate to a kind of semiconductor-air purifying sterilizing unit and air cleaning decontamination equipment capable.
[background technology]
Along with growth in the living standard, people are more and more higher to the air quality requirements of living environment, and air purifying and sterilizing technology and relevant device obtain constantly development and use.
Reporting for work according to data, there are about all one's life of people is spent time of 60% in indoor, and particularly urbanite is then up to 80% to 90%.And indoor are subject to the decline of the pollutant effects IAQ (indoor air quality) such as office appliance, computer, TV, air-conditioning, refrigerator, furniture, finishing and wall coating, causing some dyspnea, resist the disease ability reduces, and makes people be in sub-health state.According to Center for Disease Control (CDC) of China statistics, it is more than 110,000 that China dies from the number of room air pollution every year.The disease of domestic town dweller 68% causes due to room air pollution, and room air pollution degree exceeds outdoor 5 to 10 times, have even more than 100 times.Obviously, the sterilizing and purifying of room air is particularly important.
At present, both at home and abroad indoor air purification sterilization is generally adopted electrostatic air purifying and sterilizing device.This type of electrostatic air purifying and sterilizing device, the structure of its electrostatic field is usually and in transverse section isIn the strip dust collecting pole plate of shape, a conductive filament is set along battery lead plate direction as sparking electrode.Dust collecting pole plate and discharge electrode each connect the high voltage direct current of opposed polarity, thus forming electrostatic field in dust collecting pole plate.This structure in use, dust collecting pole plateShape structure is easily generated carbon distribution；The conductive filament of discharge electrode is also easily deformed, bends, and affects work efficiency, and the purification efficiency of this structure is low simultaneously, simultaneously dust collection plate or the extremely difficult cleaning of discharge plate.
[summary of the invention]
Because the technical problem that in prior art, purification efficiency is low and cleaning is difficult, it is necessary to a kind of semiconductor-air purifying sterilizing unit and air cleaning decontamination equipment capable are provided.
The semiconductor-air purifying sterilizing unit of the embodiment of the present invention, including the first electrostatic module and ultraviolet catalyzed reactor, described ultraviolet catalyzed reactor is arranged on described first electrostatic module front of or behind, described first electrostatic module includes the first discharge plate and is arranged on described first discharge plate front of or behind and the first dust collecting pole plate with described first discharge plate insulation, described first discharge plate includes at least one pointed discharge body, and described first dust collecting pole plate and described pointed discharge body corresponding position are provided for the through hole that air is current.
Further, also include the second electrostatic module, described second electrostatic module arranges and makes described ultraviolet catalyzed reactor between described first electrostatic module and described second electrostatic module, described second electrostatic module includes the second discharge plate and is arranged on described second discharge plate front of or behind and the second dust collecting pole plate with the second discharge plate insulation, described second discharge plate includes at least one pointed discharge body, and described second dust collecting pole plate and described pointed discharge body corresponding position are provided for the through hole that air is current.
Further, described first dust collecting pole plate close to distance relatively first discharge plate of described ultraviolet catalyzed reactor, described second dust collecting pole plate from the distance of ultraviolet catalyzed reactor compared with close to the second discharge plate.
Further, described first discharge plate and the first dust collecting pole plate connect by the first insulated column is fixing, and described second discharge plate is connected by the second insulated column is fixing with described second dust collecting pole plate.
Further, described through hole medial wall extends outward boss rank.
Further, described pointed discharge body includes one or more in spicule, cone or tabular triangle body.
Further, described ultraviolet catalyzed reactor includes Burdick lamp.
Further, also including the first electric conductor and the second electric conductor, described first electric conductor electrically connects with discharge plate and is used for providing non zero potential, and described second electric conductor electrically connects with dust collection plate and is used for providing zero volt potential.
The polarity of electrode of the first discharge plate and the second discharge plate is contrary.
Further, also include the position of the ultraviolet radiation that semiconductor photocatalyst layer, discharge plate and/or dust collecting pole plate are sent by described ultraviolet catalyzed reactor is provided with at least partially described semiconductor photocatalyst layer.
Further, the material of described semiconductor photocatalyst layer is TiO2、ZnO、ZnS、Fe2O3Or Al2O3In one or more.
Further, described semiconductor photocatalyst layer adopts a kind of method in electrolysis, liquid-phase precipitation method, the micropore sedimentation method, hydro-thermal method or roasting method to be formed.
A kind of air cleaning decontamination equipment capable of the embodiment of the present invention, including at least one blower fan, there is cavity and the casing of both ends open, the first filtering module and the second filtering module, wherein, also include above-mentioned semiconductor-air purifying sterilizing unit, described blower fan and described semiconductor-air purifying sterilizing unit are fixedly installed in described casing, described blower fan is positioned at the front of or behind of described semiconductor-air purifying sterilizing unit, and described first filtering module and the second filtering module are separately fixed at described box opening.
Described casing is positioned at the surrounding of semiconductor-air purifying sterilizing unit area and is provided with the reflecting layer for light reflection ultraviolet.
Further, also including at least one the airflow-resistive device being arranged in described casing, the bore of the air flow inlet of described airflow-resistive device is more than the bore of air stream outlet；On the direction that air-flow is advanced, described airflow-resistive device is positioned at after described semiconductor-air purifying sterilizing unit.
Further, the 3rd filtering module being arranged in described casing is also included；On the direction that air-flow is advanced, described 3rd filtering module is arranged on after described semiconductor-air purifying sterilizing unit.
Further, described first filtering module and described second filtering module include the filter screen capable of washing of the G2 on frame and fixed border, and described 3rd filtering module includes framework and one or more the filter screen included in activated carbon, coconut palm carbon or lysozyme being fixed on framework.
Further, including multiple semiconductor-air purifying sterilizing unit, a kind of connecting mode in connecing according to series, parallel or serial-parallel mirror between the plurality of semiconductor-air purifying sterilizing unit couples.
Further, also including controller and driver, described controller is used for controlling described driver and described semiconductor-air purifying sterilizing unit and described blower fan is powered.
Beneficial effect: the semiconductor-air purifying sterilizing unit of the embodiment of the present invention and air cleaning decontamination equipment capable, this first discharge electrode forms discharge loop with this first dust collecting pole plate, plasma will be formed by the air ionization of through hole, produce drop ozone, in conjunction with the 387nm light radiation ripple that the Burdick lamp of the present embodiment produces, moment kills the microorganism such as surface particles antibacterial in air stream, particulate matter is charged simultaneously, absorbed by dust collecting pole plate under the effect of electric field, reach the effect of good sterilizing and purifying.Therefore, the semiconductor-air purifying sterilizing unit of the present embodiment has safety, myristylpicolinum bromide rate high.
Simultaneously because the semiconductor photocatalyst being distributed on discharge electrode or dust collecting pole plate catalytic reaction under the irradiation of uviol lamp, the dust, antibacterial or other Organic substances that are adsorbed on discharge electrode or dust collecting pole plate can be decomposed, make disinfection effect better, and can be easy to clean.
The polarity of the first discharge plate and the second discharge plate is arranged on the contrary, the particle of positively charged in air can not only be collected, electronegative particle in air can also be collected, make air purifying and sterilizing in hgher efficiency, simultaneously as the reason of positive and negative electrode, have only to connect the positive and negative two ends of a power supply, save power supply cost.
By arranging airflow-resistive device, it is possible to the air velocity passing through discharge electrode and dust collecting pole plate slows down so that dust or antibacterial in air can more be attracted on discharge electrode or dust collecting pole plate so that germicidal efficiency is higher.
[accompanying drawing explanation]
Fig. 1 is the semiconductor-air purifying sterilizing cellular construction schematic diagram of the embodiment of the present invention one.
Fig. 2 is the first discharge plate structural representation of the embodiment of the present invention one.
Fig. 3 is the first dust collecting pole plate structural representation of the embodiment of the present invention one.
Fig. 4 is the ultraviolet catalyzed reactor operating circuit structural representation of the embodiment of the present invention one.
Fig. 5 is the semiconductor-air purifying sterilizing cellular construction schematic diagram of the embodiment of the present invention two.
Fig. 6 is the enlarged diagram of Fig. 5 local A, B.
Fig. 7 is the embodiment of the present invention 2 first electrostatic module, the second electrostatic module operating circuit structural representation.
Fig. 8 is CC profile in Fig. 7.
Fig. 9 is the air cleaning decontamination equipment capable structural representation of the embodiment of the present invention three.
Figure 10 is the air cleaning decontamination equipment capable structural representation of the embodiment of the present invention four.
Figure 11 is filtering module structural representation in the embodiment of the present invention three or four.
[detailed description of the invention]
In order to make the purpose of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain the present invention, is not intended to limit the present invention.
Embodiment one
Fig. 1 is the semiconductor-air purifying sterilizing cellular construction schematic diagram of the embodiment of the present invention one.Refer to Fig. 1, it is proposed to the semiconductor-air purifying sterilizing unit of the embodiment of the present invention one.This semiconductor-air purifying sterilizing unit includes the first electrostatic module 100 and ultraviolet catalyzed reactor 200, this ultraviolet catalyzed reactor 200 is arranged on before this first electrostatic module 100 (i.e. the right in Fig. 1), this the first electrostatic module 100 include the first discharge plate 110 and be arranged on this first discharge plate 110 above and with the first dust collecting pole plate 120 of this first discharge plate 110 insulation, this first discharge plate 110 includes at least one pointed discharge body 111, this first dust collecting pole plate 120 is provided for, with this pointed discharge body 111 corresponding position, the through hole 121 that air is current.
Certainly, this ultraviolet catalyzed reactor 200 can also be arranged on after this first electrostatic module 100 (namely in Fig. 1, it is positioned at the left side of this first electrostatic module 100), this first dust collecting pole plate 120 can also be arranged on after this first discharge plate 110 and (namely in Fig. 1, be positioned at the left side of this first discharge plate 110).Their position relationship is not particularly limited by the embodiment of the present invention.
The quantity of this pointed discharge body 111 can be 1, it is also possible to for multiple.The quantity of the present embodiment preferably this pointed discharge body 111 is multiple.Fig. 2 is the first discharge plate structural representation of the embodiment of the present invention one.Refer to Fig. 2, this first discharge plate 110 includes framework 113 and interval is fixed on fixed strip 112 on this framework 113, and this pointed discharge body 111 is disposed on this fixed strip, forms array.The transverse section of this framework is " mouth " shape or circle.This pointed discharge body 111 can be spicule or the various combinations of cone or tabular triangle body or first three, and these structures electric discharge even results is good.The present embodiment preferably this pointed discharge body 111 is preferably tabular triangle body, so forms cost low.This first discharge plate 110 can pass through an entire plate punching press and once be formed.The material of this first discharge plate 110 is the one that metallic aluminium, rustless steel, cold drawing or conduction are moulded in plate.It is preferred that, this first discharge plate 110 also includes the first electric conductor 114, this first electric conductor 114 is used for providing non zero potential to this first discharge plate 110, this non zero potential general can form high pressure with ground (zero potential), and the present embodiment what is called high pressure refers to greater than equal to air ionization voltage.Can also be able to be negative high voltage for positive high voltage.This first electric conductor 114 can be conductive pole, it is also possible to for conductor wire.This first electric conductor 114 can facilitate the electrical connection of the semiconductor-air purifying sterilizing unit of the present embodiment.
The quantity of this through hole 121 can be 1, it is also possible to for multiple.The quantity of the present embodiment preferably this through hole 121 is multiple.Fig. 3 is the first dust collecting pole plate structural representation of the embodiment of the present invention one.Refer to Fig. 3, this first dust collecting pole plate 120 includes plate body 122 and is distributed on plate body multiple through holes 121.The display arrangement of this through hole 121, corresponding with this pointed discharge body 111.The not special restriction of the shape of this through hole 121, it is possible to for the shape such as circular, square.This through hole 121 passes through for air, and therefore, the plurality of through hole 121 ensures the air permeability that the semiconductor-air purifying sterilizing unit of the present embodiment is good.It is preferred that, this first dust collecting pole plate 120 also includes the second electric conductor 123, this second electric conductor 123 is used for providing zero volt potential to this first dust collecting pole plate 120, and generally this zero volt potential refers to ground connection, and namely this first dust collecting pole plate 120 is by this second electric conductor 123 ground connection.This second electric conductor 123 can be conductive pole, it is also possible to for conductor wire.This second electric conductor 123 can facilitate the electrical connection of the semiconductor-air purifying sterilizing unit of the present embodiment.
Fig. 4 is the ultraviolet catalyzed reactor operating circuit structural representation of the embodiment of the present invention one.Refer to Fig. 4, the ultraviolet catalyzed reactor 200 of the present embodiment includes Burdick lamp.This Burdick lamp can gas-discharge lamp, it is also possible to for solid state lamp (light emitting diode of such as emitting ultraviolet light or Organic Light Emitting Diode).The present embodiment preferably this Burdick lamp is gas-discharge lamp, and the lighting angle of this gas-discharge lamp is 360 degree, is conducive to air purifying and sterilizing.This Burdick lamp includes lamp base 220 and fluorescent tube 210, and this lamp base 220 is positioned at the two ends of fluorescent tube 210.The present embodiment also includes the drive circuit of this Burdick lamp.This drive circuit includes privates 230, ballast 250 and relay indicating light 240, and this ballast 250 includes two power supply terminals 251 for connecting external power source, for instance civil power etc..This ballast 250 is connected on this lamp base 220 formation path by privates 230, and this relay indicating light 240 is connected with ballast 250 and is used to indicate whether work.
In certain embodiments, this semiconductor-air purifying sterilizing unit can not include the drive circuit of first electric conductor the 114, second electric conductor 123 and this Burdick lamp, and these conductive component or device can be provided by outside.
During the semiconductor-air purifying sterilizing cell operation of the present embodiment, this first discharge electrode 110 forms discharge loop with this first dust collecting pole plate 120, plasma will be formed by the air ionization of through hole 121, produce drop ozone, in conjunction with the 387nm light radiation ripple that the Burdick lamp of the present embodiment produces, moment kills in air stream the microorganisms such as surface particles antibacterial, and particulate matter is charged simultaneously, absorbed by dust collecting pole plate 120 under the effect of electric field, reach the effect of good sterilizing and purifying.Therefore, the semiconductor-air purifying sterilizing unit of the present embodiment has safety, myristylpicolinum bromide rate high.
Before describing embodiment two, first define noun." discharge plate " or " dust collecting pole plate " described in the present invention refers to that the first discharge plate is (when there being the second discharge plate, refer to the first discharge plate and the second discharge plate) or the first dust collecting pole plate (when there being the second dust collecting pole plate, refer to the first dust collecting pole plate and the second dust collecting pole plate).
Embodiment two
Fig. 5 is the semiconductor-air purifying sterilizing cellular construction schematic diagram of the embodiment of the present invention two.Refer to Fig. 5, it is proposed to the semiconductor-air purifying sterilizing unit of the embodiment of the present invention two.This semiconductor-air purifying sterilizing unit and embodiment one are distinctive in that, many second electrostatic modules 300.This second electrostatic module 300 arranges and makes this ultraviolet catalyzed reactor 200 between this first electrostatic module 100 and this second electrostatic module 300.This second electrostatic module 300 include the second discharge plate 310 and be arranged on this second discharge plate 310 below and with the second dust collecting pole plate 320 of the second discharge plate 310 insulation, this second discharge plate 310 includes at least one pointed discharge body 311, and this second dust collecting pole plate 320 is provided for, with this pointed discharge body 311 corresponding position, the through hole 321 that air is current.
The quantity of the present embodiment preferably this pointed discharge body 311 and through hole 321 is multiple, arranges in array.The position relationship of this second discharge plate 310 and the second dust collecting pole plate 320 is not special restriction in the present embodiment.
This first electrostatic module 100 is identical with embodiment one, this the second electrostatic module 200 is equivalent to the mirror image of this first electrostatic module 100 (now, this first dust collecting pole plate 120 from the distance of this ultraviolet catalyzed reactor 200 compared with close to the first discharge plate 110, this second dust collecting pole plate 320, close to distance relatively second discharge plate 310 of this ultraviolet catalyzed reactor 200, is conducive to greatest extent ultraviolet being strengthened.Because discharge plate only has framework and fixed strip, reflecting surface is few.), this first electrostatic module 100 does not repeat them here with this second electrostatic module 200 internal structure.
The described insulation of the present embodiment is referred to by air insulation or arranges megohmite insulant between the first discharge plate 110 and the first dust collecting pole plate 120 and arrange megohmite insulant insulation between the second discharge plate 310 and the second dust collecting pole plate or used discharge plate and dust collecting pole plate insulation by air and megohmite insulant simultaneously.
The present embodiment is preferred, and this through hole (121,321) medial wall extends outward plate body and is formed with exterior side wall (124,322), is conducive to increasing absorption stroke and improves purifying rate.Preferably this exterior side wall (124,322) is towards this ultraviolet catalyzed reactor 200.Certainly, the through hole 121 in embodiment one can also have exterior side wall.Deep hole array board should be drawn also referred to as dust with the dust collecting pole plate of exterior side wall.
The ultraviolet light that this ultraviolet catalyzed reactor 200 is sent by the first electrostatic module 100 of the present embodiment and the second electrostatic module 300 by reflection or other optical effects has enhancement effect, form optically focused reative cell, improve the uitraviolet intensity between the first electrostatic module 100 and the second electrostatic module 300, be conducive to improving purification efficiency.This optically focused reative cell, can strengthen the oxidation reaction characteristic to the particulate matter carried in air, microorganism and harmful gas.The setting of this second electrostatic module 300 is equivalent to carry out secondary electrostatic and coordinates with adding intensive ultraviolet, improves purification efficiency further.
Fig. 6 is the enlarged diagram of Fig. 5 local A, B.Refer to Fig. 6, the present embodiment preferably also includes semiconductor photocatalyst layer 400, the position of the ultraviolet radiation that discharge plate and/or dust collecting pole plate are sent by this ultraviolet catalyzed reactor 200 is provided with this semiconductor photocatalyst layer 400 at least partially, that is, in this first electrostatic module 100 and the second electrostatic module 200, at least one part in the region of ultraviolet radiation is provided with this semiconductor photocatalyst layer 400.The present embodiment is provided with this semiconductor photocatalyst layer 400 preferably in dust collecting pole plate (i.e. the first dust collecting pole plate 120 and the second dust collecting pole plate 320) in the one side of ultraviolet radiation, also in the exterior side wall (124,322) of through hole (121,321), outside is provided with this semiconductor photocatalyst layer 400 simultaneously.This dust collecting pole plate arranges semiconductor photocatalyst layer 400 and can save the use of this semiconductor photocatalyst layer 400 carrier material; reduce cost; the harmful microorganism such as a lot of charged toxic granular or antibacterial purification efficiency can also be improved, because can arrive on dust collecting pole plate under the effect of electric field and then directly fall on this semiconductor photocatalyst layer 400 oxidized simultaneously.The material of this semiconductor photocatalyst layer 400 is Ti2O、ZnO、ZnS、Fe2O3Or Al2O3In one or more.This semiconductor photocatalyst layer 400 adopts a kind of method in electrolysis, liquid-phase precipitation method, the micropore sedimentation method, hydro-thermal method or roasting method to be formed.The present embodiment preferably this semiconductor photocatalyst layer 400 is Ti2O, this Ti2O has good Disinfection Effect.This semiconductor photocatalyst layer 400, under ultraviolet irradiation, makes electronics obtain energy and then from forbidden transition to conduction band, forms free electron and hole pair and air contact, produces the extremely strong OH free radical of oxidative decomposition capacity and the negative oxygen (O of activity2 -), Organic substance (formaldehyde, benzene,toluene,xylene etc.) can be become carbon dioxide and water with part inorganic matter decomposition-reduction by OH free radical；Active oxygen oxidation Decomposition can adsorb various organic compound in its surface and part inorganic matter, can destroy the cell membrane of antibacterial and solidify the protein of virus.In strengthening UV system, this effect becomes apparent from.Meanwhile, this semiconductor photocatalyst layer 400 has protection underlying membrane effect, has again dust and comes off easy care maintenance effect.This semiconductor photocatalyst layer 400 also has oxidation and reduction.
Fig. 7 is the embodiment of the present invention 2 first electrostatic module, the second electrostatic module operating circuit structural representation.Refer to Fig. 7, the semiconductor-air purifying sterilizing unit of preferred the present embodiment also includes electrostatic drive module the 600, first electric conductor the 114, second electric conductor 123 and relay indicating light 610, and this relay indicating light 610 is connected with this electrostatic drive module 600 and is used for whether indicating work.This electrostatic drive module 600 includes connecting terminal 620, and this connection terminal 620 is used for connecting external power source (such as civil power etc.).This electrostatic drive module 600, for external power source is boosted to required voltage, has positive high voltage current potential outfan and negative high voltage current potential outfan.This first electric conductor 114 includes multiple, and this positive high voltage current potential outfan is connected to this first discharge plate 110 by a part, and this negative high voltage current potential outfan is connected to this second discharge plate 310 by another part.This second electric conductor 123 also includes multiple, and a part is by this first dust collecting pole plate 120 ground connection, and another part is by this second dust collecting pole plate 320 ground connection.Due to this first dust collecting pole plate 120 and this second dust collecting pole plate 320 ground connection, therefore, this the first dust collecting pole plate 120 and this second dust collecting pole plate 320 can be known as electric discharge object, be conducive to the collection of granule, simultaneously, this semiconductor-air purifying sterilizing unit has the advantage not causing damage because of electrical breakdown, lasts a long time.
Fig. 8 is CC profile in Fig. 7.Refer to Fig. 7 and Fig. 8, the present embodiment preferably this first discharge plate 110 is connected by the first insulated column 500 is fixing with the first dust collecting pole plate 120, and this second discharge plate 310 is connected by the second insulated column 510 is fixing with this second dust collecting pole plate 320.First electrostatic module 100 and the second electrostatic module 300 just form an entirety respectively, convenient for assembly, this the first electrostatic module 100 and the second electrostatic module 300 can be directly placed in neutral solution and clean simultaneously, do not need demolition this first electrostatic module 100 and second electrostatic module 300, facilitate device maintaining.The material of this first insulated column 500 and the second insulated column 510 is the one in PP, polyvinyl chloride or polytetrafluoroethylene, has good insulation characterisitic.This insulated column (500,510) is for the fixing isolation between this discharge plate and dust collecting pole plate.
The semiconductor-air purifying sterilizing unit of the present embodiment is preferably powered by civil power (AC220V), positive or negative high voltage electricity is produced by electrostatic drive module 600, it is added in first respectively, second discharge arrays plate (110, 310) on, first, second discharge arrays plate (110, 310) to this first, second dust collecting pole plate (120, 320) discharge, form plasma air stream, under the effect of electric field, produce cation and anion does directed movement, be attracted to this first, second dust collecting pole plate (120, 320) on, outside negative pole dedusting simultaneously, also neutralize excessive cation.
The simple in construction of first, second electrostatic module in this semiconductor-air purifying sterilizing unit, cost is low, purification efficiency is high, long service life (not needing to change electrostatic equipment), cleaning convenience.
Embodiment three
Fig. 9 is the air cleaning decontamination equipment capable structural representation of the embodiment of the present invention three.Refer to Fig. 9, it is proposed to the air cleaning decontamination equipment capable of the embodiment of the present invention three.This air cleaning decontamination equipment capable includes a blower fan 50, has casing the 30, first filtering module the 90, second filtering module the 10, the 3rd filtering module 70 of cavity and both ends open, airflow-resistive device 80, controller (not shown), driver (not going out in figure) and above-mentioned semiconductor-air purifying sterilizing unit 20.
The casing 30 of the present embodiment selects metal or plastic material to make, coating paint layer on the inwall of this casing 30.This casing 30 has cavity and both ends open, is used for forming air gas flow path.The air-flow E that will be cleaned enters casing 30 from the right opening, and after purification, air-flow F flows out this casing 30 from left side opening.Described casing is positioned at the surrounding of semiconductor-air purifying sterilizing unit area and is provided with the reflecting layer for light reflection ultraviolet.
The controller of the present embodiment and driver are arranged on this casing 30.This controller is preferably the one in the microprocessor such as ECU or single-chip microcomputer, for controlling the work of semiconductor-air purifying sterilizing unit and blower fan.This driver accepts the control of this controller, is used for providing electric energy fan and to semiconductor-air purifying sterilizing unit.Ballast and electrostatic drive module in this semiconductor-air purifying sterilizing unit accept electric energy respectively, this semiconductor-air purifying sterilizing cell operation.
This blower fan 50 is fixedly installed in the cavity of this casing 30, is next to this second filtering module 10 place.This blower fan 50 can arrange next-door neighbour the first filtering module 90 place, it is also possible to is next to the second filtering module 10 place, it is also possible to arrange the optional position on air gas flow path, be not particularly limited.The quantity of this blower fan 50 of the present embodiment is one.This blower fan 50 mounting means can be air draught mode, it is also possible to for air supply mode.
This semiconductor-air purifying sterilizing unit 20 is preferably the semiconductor-air purifying sterilizing unit described by embodiment two, and this semiconductor-air purifying sterilizing unit 20 is fixed in the cavity of this casing 30, and contiguous first filtering module 90 is arranged.
The airflow-resistive device 80 of the present embodiment can omit in certain embodiments.The airflow-resistive device 80 of the present embodiment is in horn-like, and the bore of its air flow inlet is more than the bore of air stream outlet, and on the direction that air draught is advanced, this airflow-resistive device 80 is positioned at after this semiconductor-air purifying sterilizing unit 20.Owing to outlet narrows, therefore, air draught will increase resistance running into this stopper 80, reduces air velocity, extends sterilizing and purifying time of contact.This airflow-resistive equipment material is aluminium alloy, rustless steel or cold drawing.The quantity of the airflow-resistive device 80 of the present embodiment can be multiple, and general the plurality of airflow-resistive device 80 is arranged on after this semiconductor-air purifying sterilizing unit 20.The plurality of airflow-resistive device 80 is especially suitable for the embodiment with multiple semiconductor-air purifying sterilizing unit 20, can arrange this airflow-resistive device 80 after each semiconductor-air purifying sterilizing unit.
In Figure 10, the direction from E to F, for air-flow direct of travel.
Figure 11 is filtering module structural representation in the embodiment of the present invention three or four.Refer to Figure 10 and Figure 11, this the first filtering module 90 and this second filtering module 10 include aluminium profiles frame (93,11) and the G2 filter screen capable of washing (99,12) fixed on this frame (93,11), and this G2 filter screen capable of washing (99,12) is preferably the efficient filter screen capable of washing of G2.3rd filtering module 70 includes metal framework 78 and one or more the filter screen 79 included in activated carbon, coconut palm carbon or lysozyme being fixed on this framework 78.This filter screen 79 selects efficient filter element in PP.This first filtering module 90 and the second filtering module 10 are separately fixed at this casing 30 opening part.On the direction that air-flow is advanced, the 3rd filtering module 70 is arranged on after this airflow-resistive device 80.3rd filtering module 70 can also be omitted in certain embodiments.
The work process of the air cleaning decontamination equipment capable of the present embodiment is as follows: this air cleaning decontamination equipment capable connects upper civil power, and controller controls driver fan and powers, and blower fan makes air-flow E enter this air cleaning decontamination equipment capable, and air-flow F flows out this air cleaning decontamination equipment capable；Simultaneously, this driver is powered to semiconductor-air purifying sterilizing unit, this electricity is dispensed on electrostatic drive module and ballast further, this first discharge plate adds positive high potential, this second discharge plate, plus negative high electric potential, forms plasma discharge between this discharge plate and dust collecting pole plate, this Burdick lamp is lighted, thus forming electric discharge absorption and plasma ultraviolet radiation ripple, make the sterilizing and purifying of granule, microorganism and the harmful gas carried in air stream.In this plasma, it is formed with the granule of positive and negative ion, microorganism and harmful gas, under the effect of storehouse ability, does directed movement, be adsorbed on dust collecting pole plate.This ultraviolet radiated wave is reflecting condensation in this semiconductor-air purifying sterilizing unit, strengthen clean-up effect, ultraviolet radiated wave after optically focused is radiated on this semiconductor photocatalyst layer 400 simultaneously, the electronic receipt energy jump on this semiconductor photocatalyst layer 400, produces electronics and hole pair.This electronics and hole pair and air contact, produce the extremely strong OH free radical of oxidative decomposition capacity and the negative oxygen (O of activity2 -), oxidation Decomposition microorganism and harmful gas.Therefore, the air cleaning decontamination equipment capable of the present embodiment can meet indoor the requirement used under people's state, the sterilization of particulate matter, microorganism and the harmful gas (purification ozone, formaldehyde, benzene, acetone, TVOC) carried in the Interior Space air-flow of extensively industry, hospital, archives, office and family etc., purification requirement.
Meanwhile, the simple in construction of first, second electrostatic module in this semiconductor-air purifying sterilizing unit, cost is low, purification efficiency is high, long service life, cleaning convenience.
Embodiment four
Figure 10 is the air cleaning decontamination equipment capable structural representation of the embodiment of the present invention four.Refer to Figure 10, it is proposed to the air cleaning decontamination equipment capable of the embodiment of the present invention four.This air cleaning decontamination equipment capable and embodiment three are distinctive in that, this air cleaning decontamination equipment capable includes multiple semiconductor-air purifying sterilizing unit, and this kind of connecting mode crossed during a semiconductor-air purifying sterilizing unit can take series, parallel or string series-parallel connection to connect according to actual needs couples.Series connection refers to that the plurality of semiconductor-air purifying sterilizing unit is arranged in order from front to back, and air draught flows successively through the plurality of semiconductor-air purifying sterilizing unit.Parallel connection refers to that the plurality of semiconductor-air purifying sterilizing unit is arranged side by side, and air draught almost crosses a semiconductor-air purifying sterilizing unit by this simultaneously.This string hybrid junction refer to that employing series connection and mixing in parallel couple.The air cleaning decontamination equipment capable of the present embodiment is for meeting the pure air demand occasion of the quality disinfection such as hospital operating room, purification.
As an example of multiple semiconductor-air purifying sterilizing unit, the quantity of the present embodiment preferably this semiconductor-air purifying sterilizing unit 20 is two, adopts cascade to couple.
Checking:
The air cleaning decontamination equipment capable of the present embodiment three is put into 70m3Unmanned room, air circulation is 1200m3/ h, temperature 26 DEG C～28 DEG C, relative humidity 55%～62%, this device start 120min, the average extinction rate test data of room air natural bacteria are as follows:
This device is put into 70m3Space, air circulation is 1200m3/ h, with laser dust particle counter, purifies front 0.5 μm of natural suspended particles number and purifies the ratio of rear 0.5 μm of natural suspended particles number in detection room air, it is as follows that its purification efficiency (%) tests data:
By both the above verification experimental verification, the air cleaning decontamination equipment capable of the present embodiment three has good purification efficiency.The air cleaning decontamination equipment capable of the embodiment of the present invention is applicable to the sterilization of room air, dedusting and the removal harmful gass such as hospital, industry, pharmaceutical factory, test chamber, office block, turnover border, factory, aquaculture and family.
Above content is to the semiconductor-air purifying sterilizing unit done by the present invention and the further description done by air cleaning decontamination equipment capable in conjunction with concrete preferred implementation, it is impossible to assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, it is also possible to make some simple deductions or replacement, be regarded as belonging to protection scope of the present invention.
Claims (7)
1. a semiconductor-air purifying sterilizing unit, it is characterized in that, including the first electrostatic module and ultraviolet catalyzed reactor, second electrostatic module, first electric conductor and the second electric conductor and semiconductor photocatalyst layer, described ultraviolet catalyzed reactor is arranged on described first electrostatic module front of or behind, described first electrostatic module includes the first discharge plate and is arranged on described first discharge plate front of or behind and the first dust collecting pole plate with described first discharge plate insulation, described first discharge plate includes at least one pointed discharge body, described first dust collecting pole plate and described pointed discharge body corresponding position are provided for the through hole that air is current；Described second electrostatic module arranges and makes described ultraviolet catalyzed reactor between described first electrostatic module and described second electrostatic module, described second electrostatic module includes the second discharge plate and is arranged on described second discharge plate front of or behind and the second dust collecting pole plate with the second discharge plate insulation, described second discharge plate includes at least one pointed discharge body, and described second dust collecting pole plate and described pointed discharge body corresponding position are provided for the through hole that air is current；Described through hole medial wall extends outward boss rank；Described first electric conductor electrically connects with discharge plate and is used for providing non zero potential, and described second electric conductor electrically connects with dust collection plate and is used for providing zero volt potential；The position of the ultraviolet radiation that discharge plate and/or dust collecting pole plate are sent by described ultraviolet catalyzed reactor is provided with described semiconductor photocatalyst layer at least partially.
2. semiconductor-air purifying sterilizing unit according to claim 1, it is characterized in that, described first dust collecting pole plate close to distance relatively first discharge plate of described ultraviolet catalyzed reactor, described second dust collecting pole plate from the distance of ultraviolet catalyzed reactor compared with close to the second discharge plate.
3. semiconductor-air purifying sterilizing unit according to claim 1, it is characterized in that, described first discharge plate and the first dust collecting pole plate connect by the first insulated column is fixing, and described second discharge plate is connected by the second insulated column is fixing with described second dust collecting pole plate.
4. semiconductor-air purifying sterilizing unit according to claim 1, it is characterised in that the polarity of electrode of the first discharge plate and the second discharge plate is contrary.
5. an air cleaning decontamination equipment capable, including at least one blower fan, there is cavity and the casing of both ends open, the first filtering module and the second filtering module, it is characterized in that, also include semiconductor-air purifying sterilizing unit described at least one any one of Claims 1-4, described blower fan and described semiconductor-air purifying sterilizing unit are fixedly installed in described casing, described blower fan is positioned at the front of or behind of described semiconductor-air purifying sterilizing unit, and described first filtering module and the second filtering module are separately fixed at described box opening.
6. air cleaning decontamination equipment capable according to claim 5, it is characterised in that also including at least one the airflow-resistive device being arranged in described casing, the bore of the air flow inlet of described airflow-resistive device is more than the bore of air stream outlet；On the direction that air-flow is advanced, described airflow-resistive device is positioned at after described semiconductor-air purifying sterilizing unit.
7. air cleaning decontamination equipment capable according to claim 5, it is characterised in that also include the 3rd filtering module being arranged in described casing；On the direction that air-flow is advanced, described 3rd filtering module is arranged on after described semiconductor-air purifying sterilizing unit.
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| CN105435291B (en) * | 2015-08-17 | 2018-09-11 | 老肯医疗科技股份有限公司 | A kind of electrode generator of plasma air purification sterilizer |
| CN105079854B (en) * | 2015-09-09 | 2018-05-15 | 宁波威霖住宅设施有限公司 | Non-homogeneous alternating ion field air cleaning unit and air purification method |
| KR20180124569A (en) * | 2017-05-12 | 2018-11-21 | 서울바이오시스 주식회사 | Fluid treatment device |
| CN109315313A (en) * | 2018-09-06 | 2019-02-12 | 深圳市天翔达鸽业有限公司 | A kind of cage rail automatic dustfall pigeon feeding machine |
| CN111637533A (en) * | 2020-05-12 | 2020-09-08 | 西安交通大学 | Plasma air disinfection device for closed single-body indoor and central air-conditioning pipeline |
| CN112336905A (en) * | 2020-10-05 | 2021-02-09 | 德清创赢机械科技有限公司 | Gas dynamic disinfection device for medical field |
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