CN2662976Y - Air-purifying device - Google Patents
Air-purifying device Download PDFInfo
- Publication number
- CN2662976Y CN2662976Y CN 200320109168 CN200320109168U CN2662976Y CN 2662976 Y CN2662976 Y CN 2662976Y CN 200320109168 CN200320109168 CN 200320109168 CN 200320109168 U CN200320109168 U CN 200320109168U CN 2662976 Y CN2662976 Y CN 2662976Y
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- air
- electrostatic field
- air cleaning
- cleaning unit
- alloy silk
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Abstract
The utility model provides an air purifying device, consisting of a shell and a high voltage static field arranged in the shell. The cathode of the high voltage static field is a metal silk screen whose section takes a shape of an arc; the anode is an alloy silk positioned at the central line place of the arc section; the normal direction of the alloy silk is processed as the direction where the air flows through the static field. The utility model has the advantages of high purifying efficiency, small wind resistance and low noise.
Description
Technical field
The utility model relates to a kind of air cleaning unit, especially a kind of device that utilizes electrostatic principle to carry out air cleaning.
Background technology
In air purification field, usually adopt high voltage electrostatic technique smoke abatement, dedusting, kill bacteria (virus), reach the effect of pure air.In air cleaning facility that utilizes electrostatic principle or device, the air of its high-voltage electrostatic field of flowing through is all wished to have a process through uniform electric field intensity, thereby reach better clean-up effect, the electric field of different structure form must have clean-up effect in various degree.
The high-voltage electrostatic field of existing air cleaning unit all constitutes with negative pole by high direct voltage is anodal, its positive pole is in order to obtain the effect of discharge on the configuration of surface under not really high voltage, common needle point (some discharge) or thinner lead (line discharge) the conduct positive pole of adopting, the form of negative pole is then many, with regard to its geometry, the passage that its section (vertical with air stream) generally has grid shape (flat board), square hole shape, polygon to flow through as air until forms such as circle hole shapes.Except adopting line discharge and circle hole shape, grid shape (flat board) adopt point or line discharge can obtain to be full of the electric field of power line, all the other forms all have idle space in various degree, make its treatment effeciency when air is flowed through in processing decrease (this state can be described as " interior leakage ").Even at the electric field of grid (flat board) line discharge with circular hole form point, line discharge, it can not be called uniform electric field, except the parallel lines in (discharge) and the dull and stereotyped plane normal are an equipotential lines (discharge of circle hole shape line are the ring surfaces of an equipotentiality), obviously variant with its electric-field intensity of parallel lines of different distance in the dull and stereotyped plane normal, its size square is inversely proportional to distance.Above-mentioned electric field structure all allows air pass through flat (ring) face of its normal when air is flowed through in processing, so the air of the above-mentioned electric field of in fact flowing through is in different electric-field intensity, the air that is difficult to satisfied its high-voltage electrostatic field of flowing through has a process through uniform electric field intensity, and it will reduce purification efficiency.
For above-mentioned two kinds of electric field structures, remove circle hole shape (line discharge) electric field to the treatment effect of the air of flowing through better relatively (in long passage), other forms all have handles the short shortcoming of coverage, even if the version of circle hole shape (line discharge) electric field can't guarantee that also it is all through an equipotential surface even air is flowed through in turbulent mode.
In addition, air is when flowing through the electric field of these versions, and the windage that is subjected to is bigger, will reduce the efficient of device, and produces noise.
Summary of the invention
The purpose of this utility model provides a kind of device that utilizes static to carry out air cleaning, and its electric field that can produce uniform strength improves air cleaning efficient, also can reduce windage.
The utility model provides a kind of air cleaning unit, by shell and installation high-voltage electrostatic field in the enclosure, the negative pole of electrostatic field is the woven wire that the cross section is circular arc, alloy silk and be in the position of center line of circular section just very, alloy silk normal direction are the flow through direction of electrostatic field of processed air.
The negative pole of above-mentioned high-voltage electrostatic field can be made up of a plurality of continuous woven wires that have circular section, and it is corresponding anodal by conduct that the circular section center of woven wire respectively is provided with an alloy silk.
It is the symmetrically arranged double-level-metal silk screen that has circular section of axis that the negative pole of above-mentioned high-voltage electrostatic field can be with the positive grid alloy silk.
The negative pole of above-mentioned high-voltage electrostatic field can be the woven wires that have circular section that many groups be arranged in parallel, the not other alloy silk corresponding of multicomponent just very with each woven wire, and each inboard of organizing woven wire can be provided with dust arrester.
Air cleaning unit of the present utility model is compared with existing apparatus, because the electrostatic field version that adopts has uniform electric-field intensity, so purification efficiency is higher.And the version of this electrostatic field has determined it to have very considerable ventilation rate.For example the air cleaning module that is made into according to air outlet neck size 720mm * 120mm after arranging HV generator on this plane, can also reach the flow area more than 85%, is present more than 1.5 times of circular channel electrostatic field flow area.The catch net of supposing inlet and outlet is all selected the silk screen of equal densities for use, because silk screen is shaped as continuous crescent, its developed area is original 1.5 times.Therefore, windage of the present utility model is lower, can satisfy in the central air conditioner system requirement to air quantity and cold (heat) amount, has efficient, low energy consumption and low noise advantage.
In addition, compare with other forms of electrostatic field structure, owing to abandoned the main component of formation costs such as electric field channel design part, its hardware manufacturing cost will reduce greatly.
The structures shape of this electrostatic field its have lightweight characteristics, use very conveniently, can be arranged on the air inlet place of the inlet and outlet and the variable air rate air processing machine of fan coil in the central air-conditioning and other various occasions.
The accompanying drawing summary
Fig. 1 is the main pseudosection of air cleaning unit first embodiment of the present utility model.
Fig. 2 is the profile of air cleaning unit first embodiment of the present utility model along " I-I " among Fig. 1.
Fig. 3 is the generalized section of the utility model second embodiment.
Fig. 4 is the generalized section of the utility model the 3rd embodiment.
The specific embodiment
Referring to Fig. 1 and Fig. 2, air cleaning unit of the present utility model is made up of shell 1 and the high-voltage electrostatic field 3 that is installed in the shell 1.
The negative pole of electrostatic field 3 is the woven wire 5 that the cross section is circular arc, the anodal position of center line that adopts the thinner alloy silk 4 of diameter and be in circular section, processed air, and is flowed out from the inboard 2 of silk screen 5 along the lead 4 normal directions electrostatic field 3 of flowing through by silk screen 5 outsides 6.According to this negative pole shape, this electrostatic field can be described as the meniscus electrostatic field.
As shown in Figure 2, the electrostatic field negative pole is made up of a plurality of continuous circular arc woven wires 5, and it is corresponding anodal by conduct that the kernel of section of woven wire 5 respectively is provided with an alloy silk 4.
After alloy silk 4 inserts high voltage direct current, will in the woven wire corresponding 5, produce corona with it.Processed air enters electrostatic field from the outside 6 of silk screen 5 along direction shown in the arrow A, flows out along direction shown in the arrow B from the inboard 2 of silk screen 5.Because the negative pole of electric field is in anodal concentric circle arc plane, so it is an equipotential surface (referring to electric-field intensity), all air molecules that enter this electric field are in same current potential when flowing to, so this meniscus electrostatic field 3 is uniform electric fields.Enter contrary power line of air molecule or the motion of cutting power line behind the electric field, air molecule will be received positive electricity (lotus becomes positively charged), and be subjected to the effect of magnetic field force, oarse-grained micel (as aerosol) is put to flight in this process, has that the particle of electrostatic charge is as easy as rolling off a log is caught by the dust arrester (not shown); The electrolyte that has in the bacterium (virus) of cell membrane changes, thereby reaches the effect of killing.
When this air cleaning unit is arranged in the confined space, air is through after the circulation repeatedly, and this space will descend significantly at dust particle number and clump count, reach the requirement of air cleaning.
As shown in Figure 3, according to second embodiment of the present utility model, air cleaning unit can comprise that with positive grid alloy silk 4 be the symmetrically arranged double-deck circular arc woven wire 5 of axis, constitutes duplex.
Figure 4 shows that the 3rd embodiment of the present utility model.The parallel continuous arc woven wires 5 of many groups can be set in the shell 1, and corresponding to the alloy silk 4 of each circular arc woven wire 5.Each inboard of organizing woven wire 5 can be provided with dust arrester 7, to increase the detergent power of device.
Claims (5)
1. air cleaning unit, form by shell (1) and the high-voltage electrostatic field (3) that is installed in the shell (1), it is characterized in that, the negative pole of this high-voltage electrostatic field (3) is the woven wire (5) that the cross section is circular arc, alloy silk (4) and be in the position of center line of circular section just very, the normal direction of alloy silk (4) are the flow through direction of electrostatic field of processed air.
2. air cleaning unit according to claim 1, it is characterized in that, the negative pole of this high-voltage electrostatic field (3) is made up of a plurality of continuous woven wires that have circular section (5), and it is corresponding anodal by conduct that the kernel of section of woven wire (5) respectively is provided with an alloy silk (4).
3. air cleaning unit according to claim 1 and 2 is characterized in that, the negative pole of this high-voltage electrostatic field (3) is for being the symmetrically arranged double-level-metal silk screen (5) that has circular section of axis with positive grid alloy silk (4).
4. air cleaning unit according to claim 1 and 2, it is characterized in that, the woven wire that has circular section (5) that the negative pole of this high-voltage electrostatic field (3) be arranged in parallel for many groups, the just very other alloy silk (4) corresponding of multicomponent with each woven wire (5).
5. air cleaning unit according to claim 4 is characterized in that, woven wire (5) inboard that each group has circular section can be provided with dust arrester (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320109168 CN2662976Y (en) | 2003-10-24 | 2003-10-24 | Air-purifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200320109168 CN2662976Y (en) | 2003-10-24 | 2003-10-24 | Air-purifying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2662976Y true CN2662976Y (en) | 2004-12-15 |
Family
ID=34343040
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200320109168 Expired - Fee Related CN2662976Y (en) | 2003-10-24 | 2003-10-24 | Air-purifying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2662976Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007085114A1 (en) * | 2006-01-24 | 2007-08-02 | Shanghai Air Clean Systems Engineering Co., Ltd. | An improved air purifier |
| CN100336561C (en) * | 2005-04-06 | 2007-09-12 | 北京同华创业科技发展有限公司 | Netted electrostatic air cleaner |
| TWI495577B (en) * | 2013-01-16 | 2015-08-11 | ||
| CN112963911A (en) * | 2021-04-07 | 2021-06-15 | 江苏科技大学 | Low-resistance electrostatic enhanced filtering and dedusting central air conditioning system |
-
2003
- 2003-10-24 CN CN 200320109168 patent/CN2662976Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100336561C (en) * | 2005-04-06 | 2007-09-12 | 北京同华创业科技发展有限公司 | Netted electrostatic air cleaner |
| WO2007085114A1 (en) * | 2006-01-24 | 2007-08-02 | Shanghai Air Clean Systems Engineering Co., Ltd. | An improved air purifier |
| TWI495577B (en) * | 2013-01-16 | 2015-08-11 | ||
| CN112963911A (en) * | 2021-04-07 | 2021-06-15 | 江苏科技大学 | Low-resistance electrostatic enhanced filtering and dedusting central air conditioning system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |