CN1541774A - Electronic dust-collecting filter of air purifier - Google Patents
Electronic dust-collecting filter of air purifier Download PDFInfo
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- CN1541774A CN1541774A CNA031385982A CN03138598A CN1541774A CN 1541774 A CN1541774 A CN 1541774A CN A031385982 A CNA031385982 A CN A031385982A CN 03138598 A CN03138598 A CN 03138598A CN 1541774 A CN1541774 A CN 1541774A
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Abstract
The electronic dust collecting filter for air purifier includes ionizing part, collector and metal net. The ionizing part charges fine dust in air passing through by means of high voltage; the collector is set behind the ionizing part and connected to earth line to adsorb charged dust; and the metal net is set between the ionizing part and the collector and connected to earth line. The electronic dust collecting filter for air purifier in the said structure has simple production process and raised air purifying efficiency.
Description
Technical field
The present invention relates to a kind of inside that is arranged on air purifier, after fine dust carried out ionization, the electronic dust collecting filter (electric dustcollecting filter of air cleaner) of utilizing electric field force that the dust that is ionized is collected, furtherly, relate to a kind of dust-collecting filter that can bring the air purifier of following effect: carry out dust through the front of gathering-device and collect, can improve efficient with fresh air.
Background technology
Fig. 1 demonstrates the oblique view of general air purifier.Fig. 2 demonstrates the exploded perspective view of general air purifier.
As depicted in figs. 1 and 2, general air purifier comprises casing 1 substantially, sucks grid 2, pressure fan 7, air cleaner 3, dust-collecting filter 4, high-voltage generator 8, light catalyst filter 5 and dividing plate 6.The front of casing 1 is open, and the outlet 1 ' of discharging air is formed on above the said machine casing 1; Above-mentioned suction grid 2 is combined in the open portion of said machine casing 1 front, is formed with the suction inlet 2 ' that sucks air; Above-mentioned pressure fan 7 is installed in the inside of said machine casing 1, makes air outside carry out forced circulation towards the inside of said machine casing 1; Above-mentioned air cleaner 3 is arranged on the back side of above-mentioned suction grid 2, and the dust that volume is bigger in the air that is inhaled into is filtered; Above-mentioned dust-collecting filter 4 is arranged on the rear of above-mentioned air cleaner 3, utilizes high voltage that the dust in air that is inhaled into is carried out ionization and collected dust; Above-mentioned high-voltage generator 8 imposes on above-mentioned dust-collecting filter 4 with high voltage; Above-mentioned light catalyst filter 5 is arranged on the rear of above-mentioned dust-collecting filter 4, is coated under the light action that the titanium oxide on the dictyosome produces in above-mentioned dust-collecting filter 4 by activate, plays deodorization; Aforementioned barriers 6 is divided into the plenum chamber that is provided with above-mentioned pressure fan 7 with the inner space of said machine casing 1 and is provided with the filter chamber of above-mentioned dust-collecting filter 4 and light catalyst filter 5, is formed with wind pushing hole 6 ' in the central authorities of aforementioned barriers 6.
Air purifier with said structure after the work suction extraneous air along with above-mentioned pressure fan 7, makes the extraneous air that is inhaled into convert pure and fresh air to by various filters, is discharged to the outside again.
If power supply is imposed on pressure fan 7 and the dust-collecting filter 4 that is arranged on said machine casing 1 inside, then above-mentioned pressure fan 7 is driven, and sucks extraneous air.The said external air is by being formed on suction inlet 2 on the above-mentioned suction grid 2 ' after flowing into, through the bigger dust of above-mentioned air cleaner 3 specific filtration resistances, then filter trickle dust through above-mentioned dust-collecting filter 4.
Wherein,, make above-mentioned dust-collecting filter 4 form electromagnetic fields along with power supply being imposed on above-mentioned dust-collecting filter 4, the fine dust of process is carried out ionization after, utilize electric exclusion power, the dust that is ionized is adsorbed.By said structure, remove and be included in airborne fine dust.So the content of the koniology of the above-mentioned dust-collecting filter 4 of process is very thin.Will pass through above-mentioned light catalyst filter 5 through the air of above-mentioned dust-collecting filter 4, above-mentioned light catalyst filter 5 utilizes the luminous energy of titanium oxide by generation in the above-mentioned dust-collecting filter 4 by activate, plays deodorization.
By said process, be removed the air of dust and bad smell, by be formed on wind pushing hole 6 on the aforementioned barriers 6 ', flow into towards the inside of said machine casing 1, then by above-mentioned outlet 1 ', discharge to the device outside again.That is to say, the contaminated air of the outside inside towards device is flowed into, utilize above-mentioned air cleaner 3 and dust-collecting filter 4 and light catalyst filter 5 then, dust and bad smell are removed.By said structure, convert room air to pure and fresh air, be discharged to the device outside again.
The result shows that in above-mentioned air purifier, above-mentioned air cleaner 3 and dust-collecting filter 4 and light catalyst filter 5 are most important parts.Wherein, above-mentioned air cleaner 3 just merely plays the effect of filtering big dust, from technical elements, does not have too big implication; Above-mentioned light catalyst filter 5 also just plays the effect of removing bad smell, except above-mentioned photocatalyst technology, does not have a technical difficult problem.Have only the above-mentioned dust-collecting filter 4 that utilizes electricity absorption fine dust, can use multiple technologies at aspects such as its structures.
Fig. 3 demonstrates the profile of the dust-collecting filter internal structure of existing technology simply.
As shown in Figure 3, the dust-collecting filter 30 of prior art is made of ionization parts 31 and gathering-device 32 and the net 33 that insulate.Ionizing part part 31 utilizes high voltage, makes that to be included in airborne fine dust charged through ionization parts the time; Above-mentioned gathering-device 32 is arranged on the rear of ionizing part part 31, utilizes electric exclusion power and attraction, and charged dust is adsorbed; Above-mentioned insulation net 33 is inserted between ionizing part part 31 and the gathering-device 32, insulate between ionizing part part 31 and gathering-device 32.
Ionizing part part 31 is made of wire discharge electrode 31a and the corresponding utmost point 31b of a plurality of discharge.Above-mentioned wire discharge electrode 31a is connected on the voltage generator 40, if the high voltage of 57kv is imposed on above-mentioned wire discharge electrode 31a, then forms just (+) utmost point; The corresponding utmost point 31b of above-mentioned a plurality of discharges that forms according to a determining deviation can insert above-mentioned wire discharge electrode 31a respectively, and is connected with ground wire, can form power line 31c between corresponding utmost point 31b of above-mentioned discharge and above-mentioned wire discharge electrode 31a.
In addition, above-mentioned gathering-device 32 is made of passive electrode 32a and accelerating electrode 32b.Above-mentioned passive electrode 32a adsorbs dust charged when passing through ionizing part part 31, and is connected with ground wire; If the high voltage of the 2-3kv that will generate on above-mentioned voltage generator 40 imposes on above-mentioned accelerating electrode 32b, the then above-mentioned accelerating electrode 32b formation+utmost point can make dust charged in ionizing part part 31 carry out accelerated motion towards above-mentioned passive electrode 32a.Be coated with megohmite insulant 32c in the outside of above-mentioned accelerating electrode 32b.
But, because the discharge electrode 31a of ionizing part part 31 and the accelerating electrode 32b of gathering-device 32 have+polarity, make under the narrow situation of the spacing between ionizing part part 31 and the gathering-device 32, between above-mentioned discharge electrode 31a and accelerating electrode 32b, produce electrically easily and disturb.So,, between ionizing part part 31 and gathering-device 32, be provided with above-mentioned insulation net 33 for fear of above-mentioned electrical interference.
Dust-collecting filter with prior art of said structure, make through the ionizing part part be included in airborne fine dust charged after, in above-mentioned gathering-device, utilize the repulsive force and the attraction of electric charge, charged dust is adsorbed.
Through in the air of air cleaner, only include the dust of trickle size, above-mentioned air process ionizing part part 31 is by charged.That is to say, because at the discharge electrode 31a of ionizing part part 31 with discharge and be formed with the electromagnetic field shown in the above-mentioned power line between the corresponding utmost point 31b, make the airborne fine dust that is included in through above-mentioned electromagnetic field, by above-mentioned power line 31c positively charged.
The air that includes the dust of positively charged through behind the above-mentioned insulation net 33, moves towards above-mentioned gathering-device 32.Be included in airborne fine dust towards what above-mentioned gathering-device 32 moved, be adsorbed on the above-mentioned passive electrode 32a that is connected with ground wire.Said process is to utilize the attraction between the electric charge to carry out, owing to the above-mentioned passive electrode 32a that is connected with ground wire has-polarity, so can adsorb the dust of positively charged.In addition, because the accelerating electrode 32b of above-mentioned gathering-device 32 has+polarity, so the fine dust of positively charged is produced repulsive force.So above-mentioned fine dust is pushed out from above-mentioned accelerating electrode 32b, be adsorbed onto on the above-mentioned passive electrode 32a.
So through the air of above-mentioned gathering-device 32, fine dust almost is eliminated; Be eliminated by above-mentioned light catalyst filter 5 if be included in above-mentioned airborne odour component, then above-mentioned air will convert very pure and fresh air to, be discharged to the outside of device.
But the electronic dust collecting filter with prior art of said structure but has following problem:
Because the complex structure of gathering-device, it is oversize to make engineering, and charged dust only is adsorbed on the passive electrode, has reduced adsorption efficiency.
Summary of the invention
The present invention proposes for the problem that solves above-mentioned prior art electronic dust collecting filter, the electronic dust collecting filter that the purpose of this invention is to provide the air purifier that can bring following effect: negative voltage is imposed on the gathering-device that forms by metal material, can carry out the collection of dust at the front end of above-mentioned gathering-device, pass through said structure, improve adsorption efficiency, manufacturing engineering is oversimplified.
Have the electronic dust collecting filter that following structure is the air purifier of feature in order to reach above-mentioned purpose, to the invention provides: the electronic dust collecting filter of above-mentioned air purifier is made of ionization parts and gathering-device and wire netting.The ionizing part part utilizes high voltage, makes the airborne fine dust of being included in of process charged; Above-mentioned gathering-device is arranged on the rear of ionizing part part, is connected with ground wire, and charged dust is adsorbed; Above-mentioned wire netting is arranged between ionizing part part and the gathering-device, is connected with ground wire.
In addition, above-mentioned gathering-device is applied in-high voltage of polarity, replace being connected with ground wire.
In addition, above-mentioned gathering-device is formed by the electric conductivity foam.
In sum, the invention provides the electronic dust collecting filter of the air purifier that can bring following effect: electrode is set in the gathering-device owing to not be used in, make when manufacturing engineering is oversimplified, can carry out dust through the front of above-mentioned gathering-device and collect, improve efficient with fresh air.
Description of drawings
Fig. 1 demonstrates the oblique view of general air purifier;
Fig. 2 demonstrates the exploded perspective view of general air purifier;
Fig. 3 demonstrates the profile of the dust-collecting filter internal structure of existing technology simply;
Fig. 4 demonstrates the profile of the electronic dust collecting filter of air purifier of the present invention simply.
Main description of reference numerals
51: ionization parts 51a: discharge electrode
51b: corresponding utmost point 51c discharges: power line
52: gathering-device 52 ': aluminum foam
53: wire netting
The specific embodiment
Below with reference to the back accompanying drawing, embodiments of the invention are described.
As shown in Figure 4, the electronic dust collecting filter of air purifier of the present invention comprises ionization parts 51, gathering-device 52, wire netting 53 and shell substantially.Ionizing part part 51 utilizes high voltage, makes when being included in airborne fine dust through the ionization parts charged; Above-mentioned gathering-device 52 is arranged on the rear of ionizing part part 51, is connected with ground wire or be applied in-high voltage of 3.5kV, and charged dust is adsorbed; Above-mentioned wire netting 53 is arranged between ionizing part part 51 and the above-mentioned gathering-device 52, and is connected with ground wire; Above-mentioned shell supports ionizing part part 51 and gathering-device 52 and wire netting 53 respectively.
Ionizing part part 51 is made of wire discharge electrode 51a and the corresponding utmost point 51b of a plurality of discharge.Above-mentioned wire discharge electrode 51a is connected on the voltage generator, if the high voltage of 5-7kv is imposed on above-mentioned wire discharge electrode 51a, then above-mentioned wire discharge electrode 51a forms just (+) utmost point; The corresponding utmost point 51b of above-mentioned a plurality of discharges that forms according to a determining deviation can insert respectively between the above-mentioned wire discharge electrode 51a, and is connected with ground wire, forms power line 51c between corresponding utmost point 51b of above-mentioned discharge and above-mentioned wire discharge electrode 51a.
In addition, for the adsorption area of dirt, above-mentioned gathering-device 52 is formed by the electric conductivity foam, enlarges above-mentioned gathering-device 52 surface areas.Above-mentioned gathering-device 52 is only formed by the electric conductivity foam, could be when being connected with ground wire or being applied in negative (-) voltage, and the dust of absorption positively charged.
Above-mentioned electric conductivity foam is preferably formed by aluminium material, and above-mentioned aluminium material is not only light but also can bring the effect that enlarges dust-collecting area; Also can form by pottery (ceramic) material.The above-mentioned wire netting that is connected with ground wire had both been induced the flowing of dust of positively charged, so again owing to be nettedly can not adsorb dust.
The electronic dust collecting filter of the air purifier of the present invention by having said structure even without form independent electrode in above-mentioned gathering-device, also can be adsorbed charged dust.
Process sucks the air of the air cleaner of grid side, by above-mentioned electronic dust collecting filter absorption fine dust.That is to say that air by charged, adsorbs dusts through above-mentioned gathering-device 52 through ionizing part part 51 then.Owing on the discharge electrode 51a of ionizing part part 51, be applied with the high voltage of 5-7kv, the corresponding utmost point 51b of above-mentioned discharge is connected with ground wire again, the discharge electrode 51a that makes at ionizing part part 51 and discharge and be formed with the electromagnetic field shown in the above-mentioned power line 51c between the corresponding utmost point 51b, the feasible airborne fine dust that is included in through above-mentioned electromagnetic field is by above-mentioned electromagnetic field positively charged.
The air that includes the dust of positively charged, move towards above-mentioned gathering-device 52, because the aluminum foam of above-mentioned gathering-device is connected with ground wire or is applied in the high voltage of bearing 3.5kV, make to be adsorbed onto the dust of positively charged on the above-mentioned gathering-device by electrical attraction power.Wherein, above-mentioned gathering-device is formed by the foamed material of aluminium material, can carry out the collection of dust through the front of above-mentioned gathering-device, improves collecting effect.
Up to the present, though be that the center has been described in detail to embodiments of the invention, the personnel that have general knowledge in the technical field of the invention can propose a lot of distortion in basic fundamental thought range of the present invention.Basic fundamental thought of the present invention is embodied in the patent request scope, and all differences point in the equal with it scope all should be interpreted as belonging to scope of the present invention.
Claims (4)
1. the electronic dust collecting filter of an air purifier is characterized in that, comprising:
Ionization parts and gathering-device and wire netting;
The ionizing part part is connected high voltage, makes when being included in airborne fine dust through the ionization parts charged;
Above-mentioned gathering-device is arranged on the rear of ionizing part part, is connected with ground wire, adsorbs charged dust;
Above-mentioned wire netting is arranged between ionizing part part and the gathering-device, is connected with ground wire.
2. the electronic dust collecting filter of air purifier according to claim 1 is characterized in that:
Above-mentioned gathering-device is not to be connected with ground wire, but is connected with the high voltage of negative polarity.
3. the electronic dust collecting filter of air purifier according to claim 1 and 2 is characterized in that:
Above-mentioned gathering-device is formed by the electric conductivity foam, can make the adsorption area maximization of dust.
4. the electronic dust collecting filter of air purifier according to claim 3 is characterized in that:
Above-mentioned electric conductivity foam uses the aluminum foam that is formed by aluminium material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031385982A CN100503049C (en) | 2003-04-30 | 2003-04-30 | Electronic dust-collecting filter of air purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031385982A CN100503049C (en) | 2003-04-30 | 2003-04-30 | Electronic dust-collecting filter of air purifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1541774A true CN1541774A (en) | 2004-11-03 |
| CN100503049C CN100503049C (en) | 2009-06-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031385982A Expired - Fee Related CN100503049C (en) | 2003-04-30 | 2003-04-30 | Electronic dust-collecting filter of air purifier |
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| Country | Link |
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| CN (1) | CN100503049C (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100347494C (en) * | 2004-12-02 | 2007-11-07 | 三星电子株式会社 | Indoor unit of air conditioner |
| CN102527514A (en) * | 2010-12-24 | 2012-07-04 | 三星电子株式会社 | Electric precipitator |
| US8454733B2 (en) | 2007-10-29 | 2013-06-04 | Daikin Industries, Ltd. | Air handling device |
| CN103673131A (en) * | 2013-12-20 | 2014-03-26 | 杭州盛大高科技机电有限公司 | Air cleaning device with removable sterilizer arranged in front |
| CN101374605B (en) * | 2006-01-25 | 2014-09-03 | 通风技术及金属结构股份公司 | Apparatus for purifying air, in particular for ventilation and air-conditioning systems |
| CN109847938A (en) * | 2019-04-22 | 2019-06-07 | 珠海格力电器股份有限公司 | Air cleaning device and dust collecting mechanism |
-
2003
- 2003-04-30 CN CNB031385982A patent/CN100503049C/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100347494C (en) * | 2004-12-02 | 2007-11-07 | 三星电子株式会社 | Indoor unit of air conditioner |
| CN101374605B (en) * | 2006-01-25 | 2014-09-03 | 通风技术及金属结构股份公司 | Apparatus for purifying air, in particular for ventilation and air-conditioning systems |
| US8454733B2 (en) | 2007-10-29 | 2013-06-04 | Daikin Industries, Ltd. | Air handling device |
| CN102527514A (en) * | 2010-12-24 | 2012-07-04 | 三星电子株式会社 | Electric precipitator |
| CN102527514B (en) * | 2010-12-24 | 2016-11-23 | 三星电子株式会社 | Electric cleaner |
| CN103673131A (en) * | 2013-12-20 | 2014-03-26 | 杭州盛大高科技机电有限公司 | Air cleaning device with removable sterilizer arranged in front |
| CN103673131B (en) * | 2013-12-20 | 2016-08-03 | 杭州盛大高科技机电有限公司 | A kind of air cleaner of preposition dismantled and assembled steriliser |
| CN109847938A (en) * | 2019-04-22 | 2019-06-07 | 珠海格力电器股份有限公司 | Air cleaning device and dust collecting mechanism |
| CN109847938B (en) * | 2019-04-22 | 2024-05-10 | 珠海格力电器股份有限公司 | Air purifying device and dust collecting mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100503049C (en) | 2009-06-24 |
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Granted publication date: 20090624 Termination date: 20120430 |