CN203291962U - Filament-plate-type dedusting component and deduster - Google Patents
Filament-plate-type dedusting component and deduster Download PDFInfo
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- CN203291962U CN203291962U CN2013203500378U CN201320350037U CN203291962U CN 203291962 U CN203291962 U CN 203291962U CN 2013203500378 U CN2013203500378 U CN 2013203500378U CN 201320350037 U CN201320350037 U CN 201320350037U CN 203291962 U CN203291962 U CN 203291962U
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Abstract
The utility model discloses a filament-plate-type dedusting component and a deduster. The filament-plate-type dedusting component comprises a power source, a dust collection electrode and a corona electrode. The dust collection electrode is connected with a negative electrode of the power source and provided with m parallel dust collecting plates, wherein m is a natural number larger than 2. The corona electrode is connected with a positive electrode of the power source, and provided with n parallel corona filaments, wherein a plane where each corona filament is positioned is correspondingly positioned between planes where two dust collecting plates in the m dust collecting plates are positioned, and n is a natural number larger than 1 and satisfies that n</=m-2. The problem of high discharge inception voltage of filament-plate-type dedusting components in the prior art is solved, so that effects of reducing discharge inception voltage and field energy loss are achieved.
Description
Technical field
The utility model relates to air purification field, in particular to a kind of filament plate formula dedusting parts and deduster.
Background technology
Along with health of people consciousness constantly strengthens, the requirement of indoor air quality is improved constantly.Capable of washing, need not change filter element, without the air purifier of secondary consumption, become the major product of improving indoor air quality.
Wherein, filament plate formula dedusting parts are a kind of as free of replacement purifying part capable of washing, use generally, and technology is comparatively ripe.The equally distributed electrode of the general employing of existing purifying part, and corona discharge electrode is corresponding one by one with dust collecting electrode, and corona discharge electrode ionizes surrounding air, its with the collecting plate of dust collecting electrode institute corresponding space in form more uniform electric field,, to the charged particles in electric field, make it collect collecting plate.Electrode is even arrangement one to one, although obvious catharsis is arranged, the purifying part utilization rate is low, and internal field's energy loss is large, and corona discharge electrode raw material use amount is larger; The corona discharge electrode discharge inception voltage is higher, when corona discharge electrode institute making alive is low, can not produce enough charged electric charges of dust that is used for, and has a strong impact on the pure air amount of parts.
The higher problem of discharge inception voltage for filament plate formula dedusting parts in correlation technique, not yet propose effective solution at present.
The utility model content
Main purpose of the present utility model is to provide a kind of filament plate formula dedusting parts and deduster, to solve the higher problem of discharge inception voltage of filament plate formula dedusting parts in prior art.
To achieve these goals,, according to an aspect of the present utility model, provide a kind of filament plate formula dedusting parts, having comprised: power supply; Dust collecting electrode, be connected in the negative pole of power supply, has m collecting plate that is set up in parallel, and wherein, m is the natural number more than 2; And corona discharge electrode, be connected in the positive pole of power supply, have n corona wire that is set up in parallel, wherein, the residing plane of each corona wire is all corresponding in m collecting plate between two collecting plate planes of living in, and n is the natural number more than 1, and n≤m-2.
Further, n corona wire consists of n1 corona wire group, each corona wire group all has n2 corona wire, spacing in each corona wire group between every two adjacent corona wires is the first spacing, group spacing between n1 corona wire group or n1 corona wire group are the second spacing apart from the minimum distance at corona discharge electrode edge, and the first spacing is less than the second spacing, wherein, n1, n2 are the natural number more than 1, and n
1* n
2=n.
Further, in m collecting plate, the spacing 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, the first collecting plate and the second collecting plate are two collecting plates that are positioned at the dust collecting electrode edge in m collecting plate, and the second spacing is more than or equal to the printed line spacing.
Further, the 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 on the other hand of the present utility model, provide a kind of deduster, comprised any filament plate formula dedusting parts that the utility model foregoing provides.
The utility model adopts the filament plate formula dedusting parts of following structure: power supply; Dust collecting electrode, be connected in the negative pole of power supply, has m collecting plate that is set up in parallel, and wherein, m is the natural number more than 2; And corona discharge electrode, be connected in the positive pole of power supply, have n corona wire that is set up in parallel, wherein, the residing plane of each corona wire is all corresponding in m collecting plate between two collecting plate planes of living in, and n is the natural number more than 1, and n≤m-2.differ corona wire more than 2 by lay quantity with collecting plate at corona discharge electrode, relative corona wire and collecting plate even arrangement mode one to one in the filament plate formula dedusting parts of prior art, reduced the number of corona wire, in the situation that the whole number of corona wire reduces, the electric field that single corona wire produces is subject to peripheral corona wire and produces the effect that the slackens reduction of electric field, make the sharp change of electric field on plane, corona wire place strengthen, in the situation that the sharp change of electric field strengthens, need not higher discharge inception voltage and can meet corona discharge electrode bloom amplification, solved the higher problem of discharge inception voltage of filament plate formula dedusting parts in the prior art, and then reached the reduction discharge inception voltage, reduce the effect of electric field energy loss.
Description of drawings
The accompanying drawing that forms the application's a part is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structure chart according to the filament plate formula dedusting parts of the utility model embodiment;
Fig. 2 is the schematic diagram of the internal electric intensity of filament plate formula dedusting parts in prior art;
Fig. 3 reduces the schematic diagram of the internal electric intensity in 4 corona wire situations according to the filament plate formula dedusting parts of the utility model embodiment in a side of corona discharge electrode;
Fig. 4 reduces the schematic diagram of the internal electric intensity in 8 corona wire situations according to the filament plate formula dedusting parts of the utility model embodiment in a side of corona discharge electrode;
Fig. 5 reduces respectively the schematic diagram of 4 internal electric intensities in the corona wire situation according to the filament plate formula dedusting parts of the utility model embodiment in the both sides of corona discharge electrode;
Fig. 6 is at the both sides of corona discharge electrode and the middle schematic diagram that reduces respectively by 3 internal electric intensities in the corona wire situation according to the filament plate formula dedusting parts of the utility model embodiment;
Fig. 7 is the schematic diagram according to filament plate formula dedusting parts detected CADR in the corona wire situation of varying number of the utility model embodiment;
Fig. 8 is the schematic diagram according to filament plate formula dedusting parts detected ozone concentration in the corona wire situation of varying number of the utility model embodiment;
Fig. 9 is the schematic diagram according to filament plate formula dedusting parts detected CADR in the corona wire situation of different structure of the utility model embodiment;
Figure 10 is the schematic diagram according to filament plate formula dedusting parts detected ozone concentration in the corona wire situation of different structure of the utility model embodiment;
Figure 11 is the structure chart according to the filament plate formula dedusting parts of the utility model the first preferred embodiment; And
Figure 12 is the structure chart according to the filament plate formula dedusting parts of the utility model the second preferred embodiment.
The specific embodiment
Need to prove, in the situation that do not conflict, embodiment and the feature in embodiment in the application can make up mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
The utility model embodiment provides a kind of filament plate formula dedusting parts, below filament plate formula dedusting parts that the utility model embodiment is provided be specifically introduced:
Fig. 1 is the schematic diagram according to the filament plate formula dedusting parts of the utility model embodiment, and as shown in Figure 1, the filament plate formula dedusting parts of this embodiment comprise: power supply 10, dust collecting electrode 20 and corona discharge electrode 30.Particularly, dust collecting electrode 20 is connected in the negative pole of power supply 10, have m collecting plate 201 that is set up in parallel, corona discharge electrode 30 is connected in the positive pole of power supply 10, have the corona wire 301 that n is set up in parallel, wherein, each residing plane of corona wire 301 is all corresponding in m collecting plate 201 between two collecting plate 201 planes of living in, that is, be provided with a corona wire 301 between every two adjacent collecting plate 201 planes of living in.Wherein, m is the natural number more than or equal to 2, and n is the natural number more than or equal to 1, and n≤m-2, i.e. n＜m, and difference both is more than 2.
the filament plate formula dedusting parts of the utility model embodiment differ corona wire more than 2 by lay quantity with collecting plate at corona discharge electrode, relative corona wire and collecting plate even arrangement mode one to one in the filament plate formula dedusting parts of prior art, reduced the number of corona wire, in the situation that the whole number of corona wire reduces, the electric field that single corona wire produces is subject to peripheral corona wire and produces the effect that the slackens reduction of electric field, make the sharp change of electric field on plane, corona wire place strengthen, in the situation that the sharp change of electric field strengthens, need not higher discharge inception voltage and can meet corona discharge electrode bloom amplification, solved the higher problem of discharge inception voltage of filament plate formula dedusting parts in the prior art, and then reached the reduction discharge inception voltage, reduce the effect of electric field energy loss.
Below further illustrate respectively electric-field intensity and the distribution of the inner space of the filament plate formula dedusting parts that the utility model embodiment provided with the corona wire of different numbers:
Fig. 2 is that in prior art, corona discharge electrode adopts 15 corona wires 301, the schematic diagram of the internal electric intensity of the filament plate formula dedusting parts of 16 collecting plates of dust collecting electrode employing, as shown in Figure 2, the filament plate formula dedusting parts of the staggered even arrangement mode that the available technology adopting corona wire is corresponding with collecting plate, be subject to the effect that slackens of peripheral corona wire generation electric field due to the electric field of each corona wire, the electric field that corona wire produces be subject to slackening cause need to be higher discharge inception voltage, be positioned at that the electric field of the corona wire of corona discharge electrode middle part is subject to slacken effect the strongest, the electric-field intensity in filament plate formula dedusting components interior space the middle part of corona discharge electrode a little less than.
Fig. 3 reduces by 4 corona wires 301 according to the utility model embodiment from a side of corona discharge electrode, the schematic diagram of the internal electric intensity of the filament plate formula dedusting parts of 16 collecting plates of dust collecting electrode employing, as shown in Figure 3, comparison diagram 2, corona wire 301 position field intensity all increase in various degree, local amplification 63.6%.
Fig. 4 reduces by 8 corona wires 301 according to the utility model embodiment from a side of corona discharge electrode, the schematic diagram of the internal electric intensity of the filament plate formula dedusting parts of 16 collecting plates of dust collecting electrode employing, as shown in Figure 4, comparison diagram 3, continue monolateral minimizing corona discharge electrode 301 numbers, its position field intensity slightly increases, and changes good fortune greatly less, the strong zone of corona discharge electrode periphery electric field neutralisation effect is described.In the utility model embodiment, the effect that slackens of 4 corona wires of every side in the both sides corona wire that each corona wire is adjacent respectively.
Fig. 5 reduces respectively by 4 corona wires 301 according to the utility model embodiment from the both sides of corona discharge electrode, the schematic diagram of the internal electric intensity of the filament plate formula dedusting parts of 16 collecting plates of dust collecting electrode employing, as shown in Figure 5, in filament plate formula dedusting parts, corona wire position electric-field intensity is improved, and electric-field intensity raising in filament plate formula dedusting parts side corona wire position all reaches more than 60%,, than Fig. 3, shown in Figure 4, improved filament plate formula dedusting parts intermediate electric potential gradient.And, according to filament plate formula dedusting parts of the prior art, want to make corona wire position, middle part field intensity to reach as the minimum field strength in Fig. 3 and Fig. 4, corona discharge electrode institute making alive value need to improve 10000V.
Fig. 6 reduces respectively by 3 corona wires 301 according to the utility model embodiment from both sides and the centre of corona discharge electrode, the schematic diagram of the internal electric intensity of the filament plate formula dedusting parts of 16 collecting plates of dust collecting electrode employing, 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 Figure 6, corona wire 301 positions are about 2.6 * 10 than the low field intensity value
7, amplification is about 38.5% on year-on-year basis.
Below illustrate further the pure air output ratio (Clean Air Delivery Rate is called for short CADR) of the filament plate formula dedusting parts that the utility model embodiment provided and the ozone concentration that produces with the corona wire of different numbers respectively:
Keeping the voltage of 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 of utilizing in the utility model example is 16, detect CADR and ozone concentration take the number of corona discharge electrode corona wire as 15,13,11,9 and 7 respectively, Fig. 7 is the schematic diagram of detected CADR, and Fig. 8 is at 0.5m
3The schematic diagram of 20 minutes detected ozone concentrations of cludy build-in test, as seen from Figure 7, after corona wire reduces to a certain degree, continuation is along with the minimizing of corona wire number, the charged quantity of electric charge in space reduces, and the space charged particle stroke can not reach collecting plate, and the collecting plate effective area reduces, and is unfavorable for improving parts pure air amount; As seen from Figure 8, the filament plate formula dedusting parts that the utility model embodiment provides all can reach the requirement to ozone concentration, the ozone that the filament plate formula dedusting parts with different number corona wires shown in Fig. 8 produce, shown in numerical value be converted under the GB condition, all meet the demands.
Keeping the voltage of 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 of utilizing in the utility model example is 16, reduce by 8 corona wires, reduce respectively by 4 corona wires from the both sides of corona discharge electrode, reduce respectively by 3 corona wires from the both sides of corona discharge electrode and centre and detect CADR and ozone concentration from a side of corona discharge electrode respectively, Fig. 9 is the schematic diagram of detected CADR, and Figure 10 is at 0.5m
3The schematic diagram of 20 minutes detected ozone concentrations of cludy build-in test, as seen from Figure 9, in embodiment, the different arrangement forms of corona wire have directly affected the stroke of space electric field distribution, the quantity of electric charge and the charged particle of parts.The charged quantity of electric charge in space is more and effectively control the charged particle stroke, and that improves collecting plate effectively utilizes area, and the CADR value enhancing rate of parts is high; As seen from Figure 10, ozone concentration, along with the variation of space of components electric field also increases, meets the GB requirement for effectively controlling ozone, need to be in components designing, the number of correct design corona wire pack module, have the performance of high-cleanness air capacity low-ozone thereby reach parts.
Figure 11 is the structure chart according to the filament plate formula dedusting parts of the utility model the first preferred embodiment, Figure 12 is the structure chart according to the filament plate formula dedusting parts of the utility model the second preferred embodiment, as Figure 11 and shown in Figure 12, in the filament plate formula dedusting parts that the utility model embodiment provides, on corona discharge electrode 30, n the concrete arrangement mode of corona wire 301 meets following relation: a n corona wire and consists of n1 corona wire group, each corona wire group all has n2 corona wire, that is, and and n
1* n
2=n, wherein, n1, n2 are the natural number more than 1, it is 1 o'clock that spacing in each corona wire group between every two adjacent corona wires is the first spacing L1(n2, and L1 is 0), the first spacing L1 is less than the second spacing L2, for n1 more than or equal to 2 situation, the second spacing L2 refers to n1 the group spacing between the corona wire group, is 1 situation for n1, and the second spacing L2 refers to the minimum distance of n1 corona wire group apart from the corona discharge electrode edge.Schematically shown in Figure 11 in every group of corona wire group and had 3 corona wires, schematically shown in Figure 12 in every group of corona wire group and had 1 corona wire.
In the utility model the first preferred embodiment and the second preferred embodiment, lay corona wire by grouping, take group as unit, the corona wire group is evenly distributed on corona discharge electrode, this kind set-up mode, in the situation that realize that the electric field sharp edge strengthens, and increases the lowest electric field strength that corona discharge electrode produces, and then reached the charged quantity of electric charge in enhancing space, be conducive to improve the pure air amount.
Further, in m collecting plate, the spacing 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, the first collecting plate and the second collecting plate are two collecting plates that are positioned at the dust collecting electrode edge in m collecting plate, and the second spacing is more than or equal to the printed line spacing.
Spacing by collecting plate is set to equate with spacing between corona wire in the corona wire group, realized that collecting plate is evenly distributed in the electric field that corona wire produces, to improve pure air output ratio.Wherein, the width take the spacing between the corona wire group as the basis instrument dust collecting electrode, more be conducive to improve pure air output ratio.
Further, in the filament plate formula dedusting parts that the utility model embodiment provides, the printed line spacing is less than 150mm, the voltage of power supply is 5KV to 50KV, 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 the corona discharge electrode ionic activity, ozone concentration also increases thereupon, for in the situation that guarantee that ionic activity effectively suppresses ozone concentration, the desirable 1-6(of number of the corona wire group that arranges on corona discharge electrode in the utility model embodiment namely, n1=1-6), in each corona wire group the desirable 1-7(of number of corona wire namely, n2=1-7).
The utility model embodiment also provides a kind of deduster, and this deduster is for comprising the deduster of any filament plate formula dedusting parts that the utility model embodiment foregoing provides.
As can be seen from the above description, the utility model has been realized reducing the electric field energy loss, has been improved the effective rate of utilization of collecting plate and the effect of raising pure air amount.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (9)
1. filament plate formula dedusting parts, is characterized in that, comprising:
Power supply;
Dust collecting electrode, be connected in the negative pole of described power supply, has m collecting plate that is set up in parallel, and wherein, m is the natural number more than 2; And
Corona discharge electrode, be connected in the positive pole of described power supply, has n corona wire that is set up in parallel, wherein, each residing plane of described corona wire is all corresponding in m described collecting plate between two described collecting plate planes of living in, and n is the natural number more than 1, and n≤m-2.
2. filament plate formula dedusting parts according to claim 1, it is characterized in that, n described corona wire consists 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 adjacent corona wires is the first spacing, the minimum distance at the group spacing between the individual described corona wire group of n1 or n1 described corona wire group distance described corona discharge electrode edge is the second spacing, and described the first spacing is less than described the second spacing, wherein, n1, n2 are the natural number more than 1, and n
1* n
2=n.
3. filament plate formula dedusting parts according to claim 2, is characterized in that, the spacing in the individual described collecting plate of m between every two adjacent collecting plates is described the first spacing.
4. filament plate formula dedusting parts 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 the 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 the first collecting plate and described the second collecting plate are to be positioned at two collecting plates at described dust collecting electrode edge in m described collecting plate, and described the second spacing is more than or equal to described printed line spacing.
5. filament plate formula dedusting parts according to claim 4, is characterized in that, described printed line spacing is less than 150mm.
6. the described filament plate formula of any one dedusting parts according to claim 1 to 5, is characterized in that, the voltage of described power supply is 5KV to 50KV.
7. the described filament plate formula of any one dedusting parts according to claim 2 to 5, is characterized in that, described the second spacing is 10mm to 150mm.
8. the described filament plate formula of any one dedusting parts according to 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 described filament plate formula of any one dedusting parts in claim 1 to 8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203500378U CN203291962U (en) | 2013-06-18 | 2013-06-18 | Filament-plate-type dedusting component and deduster |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203500378U CN203291962U (en) | 2013-06-18 | 2013-06-18 | Filament-plate-type dedusting component and deduster |
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| Publication Number | Publication Date |
|---|---|
| CN203291962U true CN203291962U (en) | 2013-11-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013203500378U Expired - Lifetime CN203291962U (en) | 2013-06-18 | 2013-06-18 | Filament-plate-type dedusting component and deduster |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104226482A (en) * | 2013-06-18 | 2014-12-24 | 珠海格力电器股份有限公司 | Wire board type dust removing part and dust remover |
-
2013
- 2013-06-18 CN CN2013203500378U patent/CN203291962U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104226482A (en) * | 2013-06-18 | 2014-12-24 | 珠海格力电器股份有限公司 | Wire board type dust removing part and dust remover |
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Granted publication date: 20131120 |
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