CN104226482A - Wire plate type dust removal component and dust remover - Google Patents
Wire plate type dust removal component and dust remover Download PDFInfo
- Publication number
- CN104226482A CN104226482A CN201310242151.3A CN201310242151A CN104226482A CN 104226482 A CN104226482 A CN 104226482A CN 201310242151 A CN201310242151 A CN 201310242151A CN 104226482 A CN104226482 A CN 104226482A
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- spacing
- dust removal
- corona
- removal component
- corona wire
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- 239000000428 dust Substances 0.000 title claims abstract description 100
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- 239000011733 molybdenum Substances 0.000 claims description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical group [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 239000010937 tungsten Substances 0.000 claims description 3
- 230000005684 electric field Effects 0.000 abstract description 29
- 230000000694 effects Effects 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 21
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 description 13
- 230000008859 change Effects 0.000 description 8
- 239000002245 particle Substances 0.000 description 4
- 230000009467 reduction Effects 0.000 description 4
- 230000003321 amplification Effects 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 238000004887 air purification Methods 0.000 description 1
- 230000035568 catharsis Effects 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The invention discloses a wire plate type dust removal component and a dust remover. Wherein, silk plate dust removal part includes: a power source; a dust collecting electrode connected to the negative electrode of the power supply and having m dust collecting plates arranged in parallel, wherein m is a natural number of more than 2; and the corona electrode is connected with the positive electrode of the power supply and is provided with n corona wires which are arranged in parallel, wherein the plane where each corona wire is located is correspondingly located between the planes where two dust collecting plates in the m dust collecting plates are located, n is a natural number more than 1, and n is less than or equal to m & lt-2 & gt. According to the invention, the problem of higher corona onset voltage of the wire plate type dust removal component in the prior art is solved, and the effects of reducing the corona onset voltage and reducing the energy loss of an electric field are further achieved.
Description
Technical field
The present invention relates to air purification field, in particular to a kind of filament plate formula dust removal component and deduster.
Background technology
Along with health of people consciousness constantly strengthens, the requirement of indoor air quality is improved constantly.Capable of washing, do not need change filter element, become without the air purifier of secondary consumption the major product improving indoor air quality.
Wherein, filament plate formula dust removal component is as the one of free of replacement purifying part capable of washing, and use general, technology is comparatively ripe.Existing purifying part generally adopts equally distributed electrode, and corona discharge electrode and dust collecting electrode one_to_one corresponding, surrounding air ionizes by corona discharge electrode, in space corresponding to the collecting plate of itself and dust collecting electrode, form more uniform electric field, to the charged particles in electric field, it is made to collect collecting plate.Electrode is even arrangement one to one, although there is obvious catharsis, purifying part utilization rate is low, and internal field's energy loss is large, and corona discharge electrode raw material use amount is larger; Corona discharge electrode discharge inception voltage is higher, when corona discharge electrode institute making alive is lower, can not produces enough electric charges charged for dust, have a strong impact on the Clean air delivery rate of parts.
For the problem that the discharge inception voltage of filament plate formula dust removal component in correlation technique is higher, at present effective solution is not yet proposed.
Summary of the invention
Main purpose of the present invention is to provide a kind of filament plate formula dust removal component and deduster, with the problem that the discharge inception voltage solving filament plate formula dust removal component in prior art is higher.
To achieve these goals, according to an aspect of the present invention, provide a kind of filament plate formula dust removal component, comprising: power supply; Dust collecting electrode, is connected to the negative pole of power supply, and have m the collecting plate be set up in parallel, wherein, m is the natural number of more than 2; And corona discharge electrode, be connected to the positive pole of power supply, have the corona wire that n is set up in parallel, wherein, the plane residing for each corona wire is all corresponding in m collecting plate residing for two collecting plates between plane, and n is the natural number of more than 1, and n≤m-2.
Further, n corona wire is made up of n1 corona wire group, each corona wire group all has n2 corona wire, spacing in each corona wire group between every two neighboring corona silks is the first spacing, the minimum distance at the group spacing between n1 corona wire group or n1 corona wire group distance corona discharge electrode edge is the second spacing, and the first spacing is less than the second spacing, wherein, n1, n2 are the natural number of more than 1, and n
1× n
2=n.
Further, the spacing in m collecting plate between every two adjacent collecting plates is the first spacing.
Further, the width of dust collecting electrode meets following relation:
Wherein, L is the width of dust collecting electrode, L1 is the first spacing, D is the printed line spacing between dust collecting electrode and corona discharge electrode, the width of dust collecting electrode is the spacing between the first collecting plate and the second collecting plate, first collecting plate and the second collecting plate are two collecting plates being positioned at dust collecting electrode edge in m collecting plate, and the second spacing is more than or equal to printed line spacing.
Further, printed line spacing is less than 150mm.
Further, the voltage of power supply is 5KV to 50KV.
Further, the second spacing is 10mm to 150mm.
Further, corona wire is tungsten filament or molybdenum filament, and the diameter of corona wire is less than 0.2mm.
To achieve these goals, according to a further aspect in the invention, provide a kind of deduster, comprise any one filament plate formula dust removal component that foregoing of the present invention provides.
The present invention adopts the filament plate formula dust removal component of following structure: power supply; Dust collecting electrode, is connected to the negative pole of power supply, and have m the collecting plate be set up in parallel, wherein, m is the natural number of more than 2; And corona discharge electrode, be connected to the positive pole of power supply, have the corona wire that n is set up in parallel, wherein, the plane residing for each corona wire is all corresponding in m collecting plate residing for two collecting plates between plane, and n is the natural number of more than 1, and n≤m-2.By differing the corona wire of more than 2 with the quantity of collecting plate in corona discharge electrode laying, corona wire and collecting plate even arrangement mode one to one in the filament plate formula dust removal component of hinge structure, decrease the number of corona wire, when the overall number of corona wire reduces, the electric field that single corona wire produces is subject to the effect that the slackens reduction that periphery corona wire produces electric field, the sharp change of the electric field of corona wire place plane is strengthened, when the sharp change of electric field strengthens, corona discharge electrode can be met without the need to higher discharge inception voltage and play corona, solve the problem that the discharge inception voltage of filament plate formula dust removal component in prior art is higher, and then reach reduction discharge inception voltage, reduce the effect of electric field energy loss.
Accompanying drawing explanation
The accompanying drawing forming a application's part is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is the structure chart of the filament plate formula dust removal component according to the embodiment of the present invention;
Fig. 2 is the schematic diagram of the internal electric intensity of filament plate formula dust removal component in prior art;
Fig. 3 is the schematic diagram reducing the internal electric intensity in 4 corona wire situations according to the filament plate formula dust removal component of the embodiment of the present invention in the side of corona discharge electrode;
Fig. 4 is the schematic diagram reducing the internal electric intensity in 8 corona wire situations according to the filament plate formula dust removal component of the embodiment of the present invention in the side of corona discharge electrode;
Fig. 5 is the schematic diagram reducing the internal electric intensity in 4 corona wire situations according to the filament plate formula dust removal component of the embodiment of the present invention in the both sides of corona discharge electrode respectively;
Fig. 6 is the schematic diagram of the internal electric intensity of filament plate formula dust removal component under the both sides of corona discharge electrode and middle minimizing respectively 3 corona wire situations according to the embodiment of the present invention;
Fig. 7 is the schematic diagram of the CADR detected in the corona wire situation of varying number according to the filament plate formula dust removal component of the embodiment of the present invention;
Fig. 8 is the schematic diagram of the ozone concentration detected in the corona wire situation of varying number according to the filament plate formula dust removal component of the embodiment of the present invention;
Fig. 9 is the schematic diagram of the CADR detected in the corona wire situation of different structure according to the filament plate formula dust removal component of the embodiment of the present invention;
Figure 10 is the schematic diagram of the ozone concentration detected in the corona wire situation of different structure according to the filament plate formula dust removal component of the embodiment of the present invention;
Figure 11 is the structure chart of the filament plate formula dust removal component according to first preferred embodiment of the invention; And
Figure 12 is the structure chart of the filament plate formula dust removal component according to second preferred embodiment of the invention.
Detailed description of the invention
It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.Below with reference to the accompanying drawings and describe the present invention in detail in conjunction with the embodiments.
Embodiments provide a kind of filament plate formula dust removal component, below the filament plate formula dust removal component that the embodiment of the present invention provides be specifically introduced:
Fig. 1 is the schematic diagram of the filament plate formula dust removal component according to the embodiment of the present invention, and as shown in Figure 1, the filament plate formula dust removal component of this embodiment comprises: power supply 10, dust collecting electrode 20 and corona discharge electrode 30.Particularly, dust collecting electrode 20 is connected to the negative pole of power supply 10, there is m the collecting plate 201 be set up in parallel, corona discharge electrode 30 is connected to the positive pole of power supply 10, have the corona wire 301 that n is set up in parallel, wherein, the plane residing for each corona wire 301 is all corresponding in m collecting plate 201 residing for two collecting plates 201 between plane, that is, a corona wire 301 is provided with between plane residing for every two adjacent collecting plates 201.Wherein, m be more than or equal to 2 natural number, n be more than or equal to 1 natural number, and n≤m-2, i.e. n<m, and the difference of the two is more than 2.
The corona wire of filament plate formula dust removal component by differing more than 2 with the quantity of collecting plate in corona discharge electrode laying of the embodiment of the present invention, corona wire and collecting plate even arrangement mode one to one in the filament plate formula dust removal component of hinge structure, decrease the number of corona wire, when the overall number of corona wire reduces, the electric field that single corona wire produces is subject to the effect that the slackens reduction that periphery corona wire produces electric field, the sharp change of the electric field of corona wire place plane is strengthened, when the sharp change of electric field strengthens, corona discharge electrode bloom can be met without the need to higher discharge inception voltage to amplify, solve the problem that the discharge inception voltage of filament plate formula dust removal component in prior art is higher, and then reach reduction discharge inception voltage, reduce the effect of electric field energy loss.
Below electric-field intensity and the distribution of the inner space of the filament plate formula dust removal component that the embodiment of the present invention provides is further illustrated respectively with the corona wire of different number:
Fig. 2 is that in prior art, corona discharge electrode adopts 15 corona wires 301, dust collecting electrode adopts the schematic diagram of the internal electric intensity of the filament plate formula dust removal component of 16 pieces of collecting plates, as shown in Figure 2, the filament plate formula dust removal component of the staggered even arrangement mode adopting corona wire corresponding with collecting plate in prior art, what the electric field due to each corona wire was subject to that the multiple corona wire of periphery produces electric field slackens effect, the electric field that corona wire produces is subject to slackening the discharge inception voltage causing needs higher, it is the strongest that what the electric field being positioned at the corona wire of corona discharge electrode middle part was subject to slacken effect, the electric-field intensity of filament plate formula dust removal component inner space is more weak in the middle part of corona discharge electrode.
Fig. 3 reduces by 4 corona wires 301 according to the embodiment of the present invention from the side of corona discharge electrode, dust collecting electrode adopts the schematic diagram of the internal electric intensity of the filament plate formula dust removal component of 16 pieces of collecting plates, as shown in Figure 3, comparison diagram 2, corona wire 301 position field intensity increases all in various degree, local amplification 63.6%.
Fig. 4 reduces by 8 corona wires 301 according to the embodiment of the present invention from the side of corona discharge electrode, dust collecting electrode adopts the schematic diagram of the internal electric intensity of the filament plate formula dust removal component of 16 pieces of collecting plates, as shown in Figure 4, comparison diagram 3, continue monolateral minimizing corona discharge electrode 301 number, its position field intensity slightly increases, and change good fortune is large less, illustrate, the stronger region of corona discharge electrode fringing field negative function.In embodiments of the present invention, in the both sides corona wire that is adjacent respectively of each corona wire 4 corona wires in every side slacken effect.
Fig. 5 reduces by 4 corona wires 301 according to the embodiment of the present invention respectively from the both sides of corona discharge electrode, dust collecting electrode adopts the schematic diagram of the internal electric intensity of the filament plate formula dust removal component of 16 pieces of collecting plates, as shown in Figure 5, in filament plate formula dust removal component, corona wire position electric-field intensity is improved, and electric-field intensity raising in filament plate formula dust removal component side corona wire position all reaches more than 60%, comparatively shown in Fig. 3, Fig. 4, improve filament plate formula dust removal component intermediate electric potential gradient.And conventionally in filament plate formula dust removal component, make middle part corona wire position field intensity reach as the minimum field strength in Fig. 3 and Fig. 4, magnitude of voltage added by corona discharge electrode needs to improve 10000V.
Fig. 6 reduces by 3 corona wires 301 according to the embodiment of the present invention respectively from the both sides of corona discharge electrode and centre, dust collecting electrode adopts the schematic diagram of the internal electric intensity of the filament plate formula dust removal component of 16 pieces of collecting plates, as shown in Figure 6, as can be known from Fig. 5, be in corona discharge electrode centre position corona wire electric-field intensity lower, change structure, each corona wire position electric field improves significantly, shown in Fig. 6, corona wire 301 position comparatively low field intensity value is about 2.6 × 10
7, amplification is about 38.5% on year-on-year basis.
Below the ozone concentration that the pure air illustrating further with the corona wire of different number the filament plate formula dust removal component that the embodiment of the present invention provides respectively exports ratio (Clean Air Delivery Rate is called for short CADR) and produces:
The voltage keeping power supply is U, namely, the voltage of corona discharge electrode and dust collecting electrode is U, the number of collecting plate is fixed, the collecting plate quantity utilized in example of the present invention is 16 pieces, be 15,13,11,9 and 7 with the number of corona discharge electrode corona wire respectively and detect CADR and ozone concentration, Fig. 7 is the schematic diagram of the CADR detected, Fig. 8 is at 0.5m
3the schematic diagram of the ozone concentration detected by cludy build-in test 20 minutes, as seen from Figure 7, corona wire reduces to a certain degree, continue the minimizing along with corona wire number, the charged quantity of electric charge in space reduces, and space charged particle stroke can not reach collecting plate, collecting plate effective area reduces, and is unfavorable for improving parts Clean air delivery rate; As seen from Figure 8, the filament plate formula dust removal component that the embodiment of the present invention provides all can reach the requirement to ozone concentration, the ozone that the filament plate formula dust removal component with different number corona wire shown in Fig. 8 produces, shown numerical value all meets the demands under being converted to GB condition.
The voltage keeping power supply is U, namely, the voltage of corona discharge electrode and dust collecting electrode is U, the number of collecting plate is fixed, the collecting plate quantity utilized in example of the present invention is 16 pieces, reduce by 8 corona wires respectively from the side of corona discharge electrode, reduce by 4 corona wires from the both sides of corona discharge electrode respectively, reduce by 3 corona wires respectively to detect CADR and ozone concentration from the both sides of corona discharge electrode and centre, Fig. 9 is the schematic diagram of the CADR detected, Figure 10 is at 0.5m
3the schematic diagram of the ozone concentration detected by cludy build-in test 20 minutes, as seen from Figure 9, in embodiment, the different arrangement form of corona wire directly affects the stroke of the space electric field distribution of parts, the quantity of electric charge and charged particle.More and the effective control cincture charged particle stroke of the charged quantity of electric charge in space, that improves collecting plate effectively utilizes area, and the CADR value enhancing rate of parts is high; As seen from Figure 10, ozone concentration also increases along with the change of space of components electric field, meeting Standard, needing in components designing for effectively controlling ozone, the number of correct design corona wire group module, thus reach the performance that parts have high-cleanness air capacity low-ozone.
Figure 11 is the structure chart of the filament plate formula dust removal component according to first preferred embodiment of the invention, Figure 12 is the structure chart of the filament plate formula dust removal component according to second preferred embodiment of the invention, as is illustrated by figs. 11 and 12, in the filament plate formula dust removal component that the embodiment of the present invention provides, on corona discharge electrode 30, n the concrete arrangement mode of corona wire 301 meets following relation: n corona wire is made up of n1 corona wire group, each corona wire group all has n2 corona wire, that is, n
1× n
2=n, wherein, n1, n2 are the natural number of more than 1, spacing in each corona wire group between every two neighboring corona silks is the first spacing L1(n2 when being 1, and L1 is 0), the first spacing L1 is less than the second spacing L2, n1 is more than or equal to the situation of 2, second spacing L2 refers to the group spacing between n1 corona wire group, is the situation of 1 for n1, and the second spacing L2 refers to the minimum distance at n1 corona wire group distance corona discharge electrode edge.Diagrammatically illustrate in Figure 11 often to organize in corona wire group and there are 3 corona wires, diagrammatically illustrate in Figure 12 often to organize in corona wire group there is 1 corona wire.
In first preferred embodiment of the invention and the second preferred embodiment, corona wire is laid by grouping, in units of group, corona wire group is evenly distributed on corona discharge electrode, this kind of set-up mode, when realizing electric field sharp edge and strengthening, increases the lowest electric field strength that corona discharge electrode produces, and then reach the charged quantity of electric charge in enhancing space, be conducive to improving Clean air delivery rate.
Further, the spacing in m collecting plate between every two adjacent collecting plates is the first spacing equally.The width of dust collecting electrode meets following relation:
Wherein, L is the width of dust collecting electrode, L1 is the first spacing, D is the printed line spacing between dust collecting electrode and corona discharge electrode, the width of dust collecting electrode is the spacing between the first collecting plate and the second collecting plate, first collecting plate and the second collecting plate are two collecting plates being positioned at dust collecting electrode edge in m collecting plate, and the second spacing is more than or equal to printed line spacing.
Equal by the spacing that the spacing of collecting plate is set between corona wire in corona wire group, achieve collecting plate and be evenly distributed in the electric field that corona wire produces, export ratio to improve pure air.Wherein, the width of dust collecting electrode is set based on the spacing between corona wire group, is more conducive to improving pure air and exports ratio.
Further, in the filament plate formula dust removal component that the embodiment of the present invention provides, printed line spacing is less than 150mm, and the voltage of power supply is 5KV to 50KV, and the second spacing is 10mm to 150mm, and corona wire is tungsten filament or molybdenum filament, and the diameter of corona wire is less than 0.2mm.Simultaneously, due to the increase along with corona discharge electrode ionic activity, ozone concentration also increases thereupon, in order to effectively suppress ozone concentration when ensureing ionic activity, the desirable 1-6(of number of the corona wire group in embodiments of the present invention corona discharge electrode arranged namely, n1=1-6), in each corona wire group, the desirable 1-7(of number of corona wire namely, n2=1-7).
The embodiment of the present invention additionally provides a kind of deduster, the deduster of any one filament plate formula dust removal component of this deduster for comprising embodiment of the present invention foregoing and providing.
As can be seen from the above description, present invention achieves the loss of minimizing electric field energy, improve the effective rate of utilization of collecting plate and improve the effect of Clean air delivery rate.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. a filament plate formula dust removal component, is characterized in that, comprising:
Power supply;
Dust collecting electrode, is connected to the negative pole of described power supply, and have m the collecting plate be set up in parallel, wherein, m is the natural number of more than 2; And
Corona discharge electrode, is connected to the positive pole of described power supply, has n the corona wire be set up in parallel, wherein, plane residing for each described corona wire is all corresponding in m described collecting plate residing for two described collecting plates between plane, and n is the natural number of more than 1, and n≤m-2.
2. filament plate formula dust removal component according to claim 1, it is characterized in that, n described corona wire is made up of n1 corona wire group, each described corona wire group all has n2 described corona wire, spacing in each described corona wire group between every two neighboring corona silks is the first spacing, group spacing between n1 described corona wire group or n1 described corona wire group are the second spacing apart from the minimum distance at described corona discharge electrode edge, and described first spacing is less than described second spacing, wherein, n1, n2 are the natural number of more than 1, and n
1× n
2=n.
3. filament plate formula dust removal component according to claim 2, is characterized in that, the spacing in m described collecting plate between every two adjacent collecting plates is described first spacing.
4. filament plate formula dust removal component according to claim 2, is characterized in that, the width of described dust collecting electrode meets following relation:
Wherein, L is the width of described dust collecting electrode, L1 is described first spacing, D is the printed line spacing between described dust collecting electrode and described corona discharge electrode, the width of described dust collecting electrode is the spacing between the first collecting plate and the second collecting plate, described first collecting plate and described second collecting plate are two collecting plates being positioned at described dust collecting electrode edge in m described collecting plate, and described second spacing is more than or equal to described printed line spacing.
5. filament plate formula dust removal component according to claim 4, is characterized in that, described printed line spacing is less than 150mm.
6. filament plate formula dust removal component according to any one of claim 1 to 5, is characterized in that, the voltage of described power supply is 5KV to 50KV.
7. the filament plate formula dust removal component according to any one of claim 2 to 5, is characterized in that, described second spacing is 10mm to 150mm.
8. filament plate formula dust removal component according to any one of claim 1 to 5, is characterized in that, described corona wire is tungsten filament or molybdenum filament, and the diameter of described corona wire is less than 0.2mm.
9. a deduster, is characterized in that, comprises the filament plate formula dust removal component according to any one of claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310242151.3A CN104226482B (en) | 2013-06-18 | 2013-06-18 | Wire plate type dust removal component and dust remover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310242151.3A CN104226482B (en) | 2013-06-18 | 2013-06-18 | Wire plate type dust removal component and dust remover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104226482A true CN104226482A (en) | 2014-12-24 |
| CN104226482B CN104226482B (en) | 2017-05-10 |
Family
ID=52215900
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310242151.3A Active CN104226482B (en) | 2013-06-18 | 2013-06-18 | Wire plate type dust removal component and dust remover |
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| Country | Link |
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| CN (1) | CN104226482B (en) |
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| CN203291962U (en) * | 2013-06-18 | 2013-11-20 | 珠海格力电器股份有限公司 | Wire plate type dust removal component and dust remover |
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| CN2697505Y (en) * | 2003-12-10 | 2005-05-04 | 北京动力源科技股份有限公司 | Wall hanging type air conditioner with electronic dust suction |
| CN2741661Y (en) * | 2004-09-24 | 2005-11-23 | 佛山市美的日用家电集团有限公司 | Air refresher |
| CN2762005Y (en) * | 2004-12-24 | 2006-03-01 | 佛山市美的日用家电集团有限公司 | Air refreshing machine |
| CN2889502Y (en) * | 2005-07-28 | 2007-04-18 | 美的集团有限公司 | Air purifier |
| CN2880265Y (en) * | 2005-11-30 | 2007-03-21 | 惠州艾尔科技有限公司 | Electrostatic type air purifier |
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|---|---|---|---|---|
| JP3124193B2 (en) * | 1994-09-22 | 2001-01-15 | 三菱自動車工業株式会社 | Air purifier with charged dust neutralization function |
| CN2227984Y (en) * | 1995-03-30 | 1996-05-29 | 衢州市三爱夫实业开发有限责任公司 | Single-stage electrostatic dust-collecting device for air purifier |
| CN2470005Y (en) * | 2001-03-13 | 2002-01-09 | 莱州市活性碳纤维厂 | Electric dust-collecting device |
| CN201306841Y (en) * | 2008-07-30 | 2009-09-09 | 吴天文 | Fan heater with air-purifying function |
| CN201361577Y (en) * | 2009-02-27 | 2009-12-16 | 常熟市龙略机电有限公司 | Plate and linear electric field structure for electrostatic oil fume purifier |
| CN203291962U (en) * | 2013-06-18 | 2013-11-20 | 珠海格力电器股份有限公司 | Wire plate type dust removal component and dust remover |
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| Publication number | Publication date |
|---|---|
| CN104226482B (en) | 2017-05-10 |
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