CN105880023B - Air filter, method and the air cleaning unit being applicable in - Google Patents
Air filter, method and the air cleaning unit being applicable in Download PDFInfo
- Publication number
- CN105880023B CN105880023B CN201610399587.7A CN201610399587A CN105880023B CN 105880023 B CN105880023 B CN 105880023B CN 201610399587 A CN201610399587 A CN 201610399587A CN 105880023 B CN105880023 B CN 105880023B
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- CN
- China
- Prior art keywords
- air
- discharge tip
- charge
- blast pipe
- positive
- Prior art date
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/40—Electrode constructions
- B03C3/41—Ionising-electrodes
- B03C3/43—Ionising-electrodes radioactive
Abstract
The invention discloses a kind of air filter, method and the air cleaning unit being applicable in.Wherein, the air filter is used in air cleaning unit, and the air cleaning unit includes：The air-introduced machine of blast pipe and air outlet positioned at blast pipe, the air filter include：The multiple rows of charge discharge tip being arranged in the blast pipe, including rows of positive charge discharge tip and rows of negative electrical charge discharge tip, often arranges charge discharge tip and includes at least one discharge tip；Filter screen group with positive electricity and negative electricity, is arranged between two rows of charge discharge tips and air-introduced machine.The present invention can more effectively purify air.
Description
Technical field
The present embodiments relate to air purifying process, more particularly to a kind of air filter, method and the sky being applicable in
Air purifying apparatus.
Background technology
Air filter is the important component in air cleaning unit, is generally used for dust proof workshop, and clean room is clean
Net operating room, laboratory and toilet, or for the dust-proof of electric mechanical communication equipment etc..Air filter is mainly by room
Outside or the particulate in the air of indoor recycling is filtered out, so that air cleaning unit exports clean air.
At present, air filter discharges positive charge or negative electrical charge into blast pipe using discharge tip, to allow in air
Particulate adsorb corresponding electric charge, recycle the various ways such as electrostatic precipitation to filter particulate.
The shortcomings that aforesaid way, is in the electric charge that the particulate in air is not the discharged single polarity of all easy absorption.This makes
Obtaining some particles can get in through follow-up filter.Indoor air quality still can not be lifted effectively.Therefore, it is necessary to
The prior art is improved.
The content of the invention
The present invention provides a kind of air filter, method and the air cleaning unit being applicable in, to solve existing air mistake
It's the problem of particulate in air filtering cannot effectively past filter.
In a first aspect, an embodiment of the present invention provides a kind of air filter, in air cleaning unit, the air
Purifier includes：The air-introduced machine of blast pipe and air outlet positioned at blast pipe, the air filter include：It is arranged at described
Multiple rows of charge discharge tip in blast pipe, including rows of positive charge discharge tip and rows of negative electrical charge discharge tip
End, often arranges charge discharge tip and includes at least one discharge tip；Filter screen group with positive electricity and negative electricity, is arranged on two rows of electricity
Between lotus discharge tip and air-introduced machine.
Second aspect, the embodiment of the present invention additionally provide a kind of air cleaning unit, including：Blast pipe, positioned at blast pipe
Air outlet air-introduced machine, and air filter as described above.
The third aspect, the embodiment of the present invention additionally provide a kind of air filtering method, for air purification as described above
Device, including：Positive charge discharge tip and negative electrical charge discharge tip discharge positive charge and negative electrical charge into blast pipe respectively；Air
It is drawn into the region disperseed by positive and negative charge via air-introduced machine, particulate absorption positive charge and/or negative electrical charge in air；Air
Filtered by the filter screen group with positive electricity and negative electricity by the region, and exported from blast pipe.
The present invention is particulate adaptation positive and negative charge in air by discharging positive charge and negative electrical charge in blast pipe, and
Filter screen group stops the various particulates of absorption positively charged or negative electricity, has so more effectively purified air.
Brief description of the drawings
Fig. 1 is a kind of structure diagram of air filter in the embodiment of the present invention；
Fig. 2 is a kind of flow chart of air filtering method in the embodiment of the present invention.
Embodiment
The present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this place is retouched
The specific embodiment stated is used only for explaining the present invention, rather than limitation of the invention.It also should be noted that in order to just
It illustrate only part related to the present invention rather than entire infrastructure in description, attached drawing.
Fig. 1 is the structure diagram for the air filter that the embodiment of the present invention one provides, and the present embodiment provides will be outdoor empty
The scheme that particulate in gas or the air of indoor circulation is filtered.The air filter is used in air cleaning unit, institute
Air cleaning unit is stated to include but not limited to：The air in air purification part or new wind turbine in air purifier, air-conditioning is net
Change part etc..The air cleaning unit includes：Blast pipe 3 and the air-introduced machine 2 positioned at 3 air outlet of blast pipe.The air mistake
Filter mainly includes charge discharge tip (11,12) and the filter screen group 13 being arranged in blast pipe 3, and is arranged on blast pipe
Outside the circuit being electrically connected with the charge discharge tip.
The charge discharge tip is set in a row, comprising rows of positive charge discharge tip 11 and in a row in blast pipe
Negative electrical charge discharge tip 12, often arrange charge discharge tip (11,12) include at least one discharge tip.Positive charge discharge tip
11 are connected with exterior positive high voltage circuit, and negative electrical charge discharge tip 12 is connected with exterior negative high voltage circuit.If respectively arrange discharge tip
The quantity at end is multiple, in order to ensure electric charge release is uniform, being spaced between [3,5] cm between neighbouring discharge tip.
It should be noted that the precision of above-mentioned [3,5] cm is not necessarily 1cm, trueness error can be in [0.1,0.00001]
Between.
In addition, positive and negative charge neutralizes positive and negative charge skewness in caused blast pipe in order to prevent, except as far as possible
Increase outside the spacing between positive and negative discharge tip (11,12), each positive charge discharge tip 11 and each negative electrical charge can also be put
The tip at electric tip 12 is opposite and the opposed inner walls for being arranged in blast pipe staggeredly.For example, the blast pipe is rectangle, then into
The positive charge discharge tip and negative electrical charge discharge tip of row is installed on two maximum inner walls respectively, and adjacent positive charge is put
Interval between electric tip and adjacent negative electrical charge discharge tip is 5cm, and each positive charge discharge tip 11 that tip is opposite
It is interlaced with each other with negative electrical charge discharge tip 12.
The filter screen group 13 carries positive electricity and negative electricity, be arranged on two rows of charge discharge tips (11,12) and air-introduced machine 2 it
Between.
Here, the filter screen group 13 can be formed by multilayer conductive fiber interweaving.Multilayer conductive fibrous septum leads respectively
Logical Different electrodes.There are certain intervals, to avoid two layers different of filtering of the particulate conducting polarity of absorption between each layer filter screen
Net.
In a kind of alternative, the filter screen group 13 is interwoven by least one layer of electret fiber.By electret
The advantage of positive and negative charge is carried, without the external power supply of filter screen group, effectively to reduce the power consumption of air cleaning unit.
Discharge tip (11,12) is discharged in order to prevent positive and negative charge is premature to be adsorbed by filter screen group, above-mentioned all kinds of
Filter screen group 13 and apart the distance between nearest discharge tip are between [7.5,14.3] cm.And the filter screen group
In mesh stop air in size be more than mesh particulate.Wherein, the diameter of mesh can be applicable according to air cleaning unit
Scene it is different or be designed to uniform sizes.
It should be noted that the precision of above-mentioned [7.5,14.3] cm is not necessarily 0.1cm, trueness error can [0.01,
0.000001] between.
The air that the air filter in accordance with the following steps sucks air-introduced machine in blast pipe filters.Such as Fig. 2
It is shown.
Step S110, positive charge discharge tip and negative electrical charge discharge tip discharge positive charge and negative electricity into blast pipe respectively
Lotus.
Here, rows of discharge tip discharges corresponding positive charge and negative electrical charge after the power-up, it is flooded with blast pipe
Positive charge and negative electrical charge.Since positive and negative charge discharge tip is staggeredly set, accumulation area is formed around each discharge tip.
Step S120, air is drawn into the region disperseed by positive and negative charge via air-introduced machine, the particulate absorption in air
Positive charge and/or negative electrical charge.
Specifically, air attracts through air-introduced machine, into blast pipe, and the area to be arranged by positive and negative charge discharge tip
Domain, particulate when by the region in air is according to respective electrically absorption positive charge or negative electrical charge.Certainly may also be because of
The neutralization of positive and negative charge and fail to be adsorbed onto any electric charge.In the airflow function driven with air-introduced machine, particulate enters filter screen
Group.
Step S130, air is filtered by the region by the filter screen group with positive electricity and negative electricity, and defeated from blast pipe
Go out.
Here, the larger particulate of volume is stopped by the hole in filter screen group.It is adsorbed with the particulate of positive charge or negative electrical charge
By the charge attraction in filter screen group, and some are without electric charge but easily powered particulate is by the electrical attraction in filter screen group, attached
In filter screen group.Air by filter screen group floats into interior via air outlet.
The present invention is particulate adaptation positive and negative charge in air by discharging positive charge and negative electrical charge in blast pipe, and
Filter screen group stops the various particulates of absorption positively charged or negative electricity, has so more effectively purified air.In addition, filter screen group is adopted
With electret, the energy consumption of air cleaning unit can be effectively reduced.
Note that it above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious changes,
Readjust and substitute without departing from protection scope of the present invention.Therefore, although being carried out by above example to the present invention
It is described in further detail, but the present invention is not limited only to above example, without departing from the inventive concept, also
It can include other more equivalent embodiments, and the scope of the present invention is determined by scope of the appended claims.
Claims (7)
- A kind of 1. air filter, in air cleaning unit, the air cleaning unit to include：Blast pipe and positioned at inlet air The air-introduced machine of the air outlet of pipe, it is characterised in that the air filter includes：The multiple rows of charge discharge tip being arranged in the blast pipe, including rows of positive charge discharge tip and in a row Negative electrical charge discharge tip, often arrange charge discharge tip and include at least one discharge tip, the positive charge discharge tip and bear The tip at charge discharge tip is opposite and the opposed inner walls for being arranged in blast pipe staggeredly；Filter screen group with positive electricity and negative electricity, is arranged between two rows of charge discharge tips and air-introduced machine.
- 2. air filter according to claim 1, it is characterised in that the quantity of discharge tip is often arranged to be multiple, it is adjacent Being spaced between [3,5] cm between discharge tip.
- 3. air filter according to claim 1, it is characterised in that the filter screen group and nearest discharge tip apart The distance between end is between [7.5,14.3] cm.
- 4. the air filter according to claim 1 or 3, it is characterised in that the filter screen group is by least one layer of electret Body fiber interweaving forms.
- 5. the air filter according to claim 1 or 3, it is characterised in that the mesh in the filter screen group stops empty Size is more than the particulate of mesh in gas.
- 6. a kind of air cleaning unit, including：The air-introduced machine of blast pipe and air outlet positioned at blast pipe, it is characterised in that also Including：Air filter as described in any in claim 1-5.
- A kind of 7. air filtering method, for air cleaning unit as claimed in claim 6, it is characterised in that including：Positive charge discharge tip and negative electrical charge discharge tip discharge positive charge and negative electrical charge into blast pipe respectively；Air is drawn into the region disperseed by positive and negative charge via air-introduced machine, particulate absorption positive charge in air and/or negative Electric charge；Air is filtered by the region by the filter screen group with positive electricity and negative electricity, and is exported from blast pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610399587.7A CN105880023B (en) | 2016-06-07 | 2016-06-07 | Air filter, method and the air cleaning unit being applicable in |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610399587.7A CN105880023B (en) | 2016-06-07 | 2016-06-07 | Air filter, method and the air cleaning unit being applicable in |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105880023A CN105880023A (en) | 2016-08-24 |
| CN105880023B true CN105880023B (en) | 2018-05-04 |
Family
ID=56711587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610399587.7A Expired - Fee Related CN105880023B (en) | 2016-06-07 | 2016-06-07 | Air filter, method and the air cleaning unit being applicable in |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105880023B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004033944A (en) * | 2002-07-04 | 2004-02-05 | Yaskawa Electric Corp | Air cleaning apparatus |
| US7025806B2 (en) * | 2003-11-25 | 2006-04-11 | Stri{dot over (o)}nAir, Inc. | Electrically enhanced air filtration with improved efficacy |
| CA2709831C (en) * | 2007-12-17 | 2016-06-21 | Technische Universiteit Delft | Use of an electric field for the removal of droplets in a gaseous fluid |
| CN201192608Y (en) * | 2008-05-03 | 2009-02-11 | 靳广珍 | Multifunctional indoor air purifier |
| CN201586565U (en) * | 2009-12-23 | 2010-09-22 | 李思珊 | Vehicle-mounted urban air purifier |
| CN203830143U (en) * | 2014-05-05 | 2014-09-17 | 孟金来 | Radial-flow electric dust removing air purifier |
| CN205673081U (en) * | 2016-06-07 | 2016-11-09 | 上海赛菲环境科技股份有限公司 | Air cleaner and the air cleaning unit being suitable for |
-
2016
- 2016-06-07 CN CN201610399587.7A patent/CN105880023B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN105880023A (en) | 2016-08-24 |
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Granted publication date: 20180504 |