CN109332030B - Electrostatic atomizing device - Google Patents
Electrostatic atomizing device Download PDFInfo
- Publication number
- CN109332030B CN109332030B CN201811422219.5A CN201811422219A CN109332030B CN 109332030 B CN109332030 B CN 109332030B CN 201811422219 A CN201811422219 A CN 201811422219A CN 109332030 B CN109332030 B CN 109332030B
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- China
- Prior art keywords
- electrode
- water
- condensing
- capillary
- emitter electrode
- Prior art date
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 103
- 238000009833 condensation Methods 0.000 claims abstract description 23
- 230000005494 condensation Effects 0.000 claims abstract description 23
- 238000000889 atomisation Methods 0.000 claims abstract description 18
- 239000004065 semiconductor Substances 0.000 claims description 18
- 238000009413 insulation Methods 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000007547 defect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 8
- 238000007590 electrostatic spraying Methods 0.000 description 8
- 239000000919 ceramic Substances 0.000 description 7
- 230000004048 modification Effects 0.000 description 7
- 238000012986 modification Methods 0.000 description 7
- 239000012229 microporous material Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000004332 deodorization Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 238000004659 sterilization and disinfection Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B5/00—Electrostatic spraying apparatus; Spraying apparatus with means for charging the spray electrically; Apparatus for spraying liquids or other fluent materials by other electric means
- B05B5/025—Discharge apparatus, e.g. electrostatic spray guns
- B05B5/0255—Discharge apparatus, e.g. electrostatic spray guns spraying and depositing by electrostatic forces only
Abstract
The invention belongs to the technical field of electrostatic atomization, and particularly relates to an electrostatic atomization device. Aiming at the defect of low water conveying efficiency of the existing electrostatic atomization device adopting a condensation water source, the invention adopts the following technical scheme: an electrostatically atomizing device comprising: an emitter electrode; a counter electrode opposite to the emitter electrode; a water supply device for supplying condensed water to the emitter electrode; the water supply device comprises a conductive condensing disc connected with the emitting electrode, condensed water is generated on the condensing disc, a gap is formed between the condensing disc and the emitting electrode, through capillary holes are formed in the emitting electrode, and the condensed water flows from the condensing disc to the capillary holes through the gap through capillary action. The electrostatic atomizing device has the beneficial effects that: no special water supply is needed; condensed water is generated on the condensing plate instead of the emitter electrode; the flow speed of the condensed water is high.
Description
Technical Field
The invention belongs to the technical field of electrostatic atomization, and particularly relates to an electrostatic atomization device.
Background
Japanese patent publication 2005-131549 discloses an electrostatic atomizing device that generates charged nanoscale water particles (nanometer-sized spray). The device is configured to apply a high voltage across the emitter electrode and the counter electrode, which are supplied with water, to cause rayleigh decomposition (Rayleigh disintegration) of the water carried on the emitter electrode, thereby atomizing the water. The charged water particles thus obtained contain radicals (radio) and remain largely diffused into the space for a long period of time, thereby performing sterilization and deodorization.
However, the water source of the device relies on the heat absorption plate to condense water and then transport the water to the transmitting electrode through the water transport unit, and the water transport unit uses microporous materials such as microporous ceramics, and the water transport efficiency of the microporous materials is low, and electrostatic atomization can not be performed immediately, and the microporous materials are easy to block, so that the stable and reliable operation of the electrostatic atomization device is affected.
For this reason, the patent of the invention of CN100475353C discloses an electrostatic atomizing device which cools the emitter electrode so that water in the surrounding air condenses on the emitter electrode to be able to have an electrostatic atomizing effect in real time.
Disclosure of Invention
The invention provides an electrostatic atomization device which is different from the prior art and can generate an electrostatic atomization effect more quickly aiming at the defect of low water conveying efficiency of the prior electrostatic atomization device adopting a condensation water source.
In order to achieve the above purpose, the invention adopts the following technical scheme: an electrostatically atomizing device comprising:
an emitter electrode;
a counter electrode opposite to the emitter electrode;
a water supply device for supplying condensed water to the emitter electrode;
a high voltage power supply which applies a high voltage to the emitter electrode and the opposite electrode, thereby electrostatically charging water on the emitter electrode and causing the discharge end of the emitter electrode to spray charged water particles;
the water supply device comprises a conductive condensing disc connected with a transmitting electrode, wherein condensed water is generated on the upper surface of the condensing disc, a gap is formed between the condensing disc and the transmitting electrode, the transmitting electrode is provided with a water flow channel, and the condensed water flows into the water flow channel from the condensing disc through capillary action.
The electrostatic atomization device is provided with a condensing disc, water is generated on the condensing disc instead of the emitting electrode (or the main generating part of condensed water is the condensing disc), and certain water can be stored on the condensing disc; the emitter electrode is provided with a water flow channel, the path size of the water flow channel is far larger than that of the micropores of the porous ceramics and the like, the water flow channel replaces the micropores of the porous ceramics and the like, and the condensate water flows faster, so that the electrostatic atomization effect can be generated more quickly.
As an improvement, the condensing disk and the emitting electrode are provided with gaps, the inside of the emitting electrode is provided with through capillary holes, the capillary holes and the gaps form the water flow channel, and the condensed water flows from the condensing disk to the capillary holes through the gaps by capillary action.
As an improvement, the condensing disk is spot-welded with the emitter electrode and the gap is formed. In other embodiments, other means, such as adhesive bonding, may be used to attach the condensing disk to the emitter electrode, and the voids may be formed in other ways.
As an improvement, the water supply device further comprises a semiconductor refrigerating piece and a conducting plate connected with the semiconductor refrigerating piece, and the semiconductor refrigerating piece is used for refrigerating the condensing disc.
As an improvement, the condensation plate is positioned above the conducting plate, the semiconductor refrigerating piece is positioned between the condensation plate and the conducting plate, and the semiconductor refrigerating piece is used for refrigerating above and heating below.
As an improvement, the electrostatic atomization device further comprises an insulation seat, and the condensation plate and the conducting plate are arranged on the insulation seat.
As an improvement, the condensing disk and the insulating seat form a water storage tank.
As an improvement, the condensing disc, the conducting strip and the insulating base are of an integrated structure. Preferably, the condensing plate, the conductive sheet and the insulating base are integrally formed by a mold. In other schemes, the condensing disc and the conducting plate can be connected with the insulating base into a whole through screws, glue and the like.
As an improvement, the outer surface of the emitting electrode is provided with a through capillary groove, and the condensed water flows into the capillary groove from the condensing disc through capillary action.
As a modification, the number of the emitting electrodes is one or more.
When the number of the emission electrodes is multiple, the number of capillary holes on each emission electrode is one, the number of the capillary grooves on each emission electrode is multiple and the same, and the capillary grooves are circumferentially and uniformly distributed on the emission electrodes. The cross section of the capillary groove is arc-shaped, and the arc angle is larger than 180 degrees.
As an improvement, the capillary holes are visible to the naked eye.
As an improvement, the opposite electrode is formed with an arc-shaped portion and a vertical portion below the arc-shaped portion.
The electrostatic atomizing device has the beneficial effects that: the water supply device is arranged for supplying water, so that special water supply is not needed; a condensing plate is arranged, and condensed water is generated on the condensing plate instead of the emitting electrode; the inside of the emission electrode is provided with through capillary holes, the pore diameter of the capillary holes is far larger than that of the porous ceramics, and the flowing speed of condensed water is high. Further, a capillary groove is formed in the periphery of the emission electrode, so that the flow rate of condensed water in the same time is improved, and the electrostatic spraying efficiency is improved.
Drawings
Fig. 1 is a schematic perspective view of an electrostatic spraying device according to a first embodiment of the present invention.
Fig. 2 is a front view of fig. 1.
Fig. 3 is a top view of fig. 1.
Fig. 4 is a left side view of fig. 1.
Fig. 5 is a front view in the direction A-A of fig. 4.
Fig. 6 is an exploded perspective view of an electrostatic spraying device according to a first embodiment of the present invention;
fig. 7 is a schematic diagram illustrating an operation principle of an electrostatic spraying device according to a first embodiment of the present invention, wherein a dashed arrow is a condensed water flow path.
Fig. 8 is a schematic perspective view of an electrostatic spraying device according to a second embodiment of the present invention.
Fig. 9 is a front view of fig. 8.
Fig. 10 is a top view of fig. 8.
In the figure, 1, an emitter electrode, 11, capillary holes, 12 and a capillary groove;
2. a counter electrode;
3. a condensing disc 31 and welding spots;
4. a semiconductor refrigeration member;
5. a conductive sheet;
6. an insulating base;
7. a water storage tank;
8. condensed water.
Detailed Description
The technical solutions of the inventive embodiments of the present invention will be explained and illustrated below with reference to the drawings of the inventive embodiments of the present invention, but the following embodiments are only preferred embodiments of the inventive embodiments of the present invention, not all. Based on the examples in the implementation manner, other examples obtained by a person skilled in the art without making any inventive effort fall within the scope of protection created by the present invention.
Referring to fig. 1 to 10, an electrostatically atomizing device comprises:
an emitter electrode;
a counter electrode opposite to the emitter electrode;
a water supply device for supplying condensed water to the emitter electrode;
a high voltage power supply which applies a high voltage to the emitter electrode and the opposite electrode, thereby electrostatically charging water on the emitter electrode and causing the discharge end of the emitter electrode to spray charged water particles;
the water supply device comprises a conductive condensing disc connected with a transmitting electrode, wherein condensed water is generated on the upper surface of the condensing disc, a gap is formed between the condensing disc and the transmitting electrode, the transmitting electrode is provided with a water flow channel, and the condensed water flows into the water flow channel from the condensing disc through capillary action.
The electrostatic atomization device is provided with a condensing disc, water is generated on the condensing disc instead of the emitting electrode (or the main generating part of condensed water is the condensing disc), and certain water can be stored on the condensing disc; the emitter electrode is provided with a water flow channel, and the water flow channel replaces micropores of porous ceramics and the like, so that condensed water flows faster, and an electrostatic atomization effect can be generated more quickly. The capillary holes also have a certain water outlet effect.
Example 1
Referring to fig. 1 to 7, an electrostatic atomizing apparatus according to a first embodiment of the present invention includes:
a transmitting electrode 1;
a counter electrode 2, the counter electrode 2 being opposite to the emitter electrode 1;
a water supply device which supplies condensed water 8 to the emitter electrode 1;
a high voltage power supply which applies a high voltage to the emitter electrode 1 and the opposite electrode 2, thereby electrostatically charging the water on the emitter electrode 1 and causing the discharge end of the emitter electrode 1 to spray charged water particles;
the water supply device comprises a conductive condensation plate 3 connected with the emitter electrode 1, wherein condensed water 8 is generated on the upper surface of the condensation plate 3, a gap is formed between the condensation plate 3 and the emitter electrode 1, through capillary holes 11 are formed in the emitter electrode 1, and the condensed water 8 flows from the condensation plate 3 to the capillary holes 11 through the gap by capillary action. In the figure, the high voltage power supply is not shown.
As a modification, the condensation plate 3 is spot-welded to the emitter electrode 1 and the gap is formed. In particular, the condensation plate 3 is a metal plate, the welding spots 31 are four and are circumferentially uniformly distributed. In other embodiments, the condensation plate 3 and the emitter electrode 1 may be bonded together, and the space between the condensation plate 3 and the emitter electrode 1 may be formed in other ways.
The water supply device further comprises a semiconductor refrigerating element 4 and a conducting plate 5 connected with the semiconductor refrigerating element 4, wherein the semiconductor refrigerating element 4 refrigerates the condensation plate 3. The semiconductor refrigerating sheet is two small blocks, the conducting sheet 5 is two, and the conducting sheet 5 is provided with a wiring terminal.
As an improvement, the condensation plate 3 is positioned above the conducting plate 5, the semiconductor refrigerating piece 4 is positioned between the condensation plate 3 and the conducting plate 5, and the upper part of the semiconductor refrigerating piece 4 is refrigerated and the lower part of the semiconductor refrigerating piece is heated.
As an improvement, the electrostatic atomization device further comprises an insulation seat 6, and the condensation plate 3 and the conductive sheet 5 are arranged on the insulation seat 6.
As a modification, the condensation plate 3, the conductive sheet 5 and the insulating base 6 are integrally formed by a mold. The insulating base 6 insulates the condensing plate 3 from the conductive sheet 5.
As a modification, the condensation plate 3 and the insulating base 6 form a water storage tank 7. Part of the water can be stored in the water storage tank 7, so that the electrostatic spraying device can quickly generate an electrostatic spraying effect.
As a modification, the number of the emitter electrodes 1 is one, and the number of the capillary holes 11 on the emitter electrodes 1 is one.
As a modification, the capillary holes 11 are visible to the naked eye, and the pore diameter thereof is much larger than that of porous ceramics or the like.
As an improvement, the counter electrode 2 is formed with an arc-shaped portion and a vertical portion below the arc-shaped portion to obtain a better electrostatic spraying effect.
The electrostatic atomization device of the first embodiment of the invention has the beneficial effects that: the water supply device is arranged for supplying water, so that special water supply is not needed; a condensing disk 3 is arranged, and condensed water 8 is generated on the condensing disk 3 and not on the emitter electrode 1; the inside of the emitter electrode 1 is provided with through capillary holes 11, the pore diameter of the capillary holes 11 is far larger than that of the porous ceramics, and the flowing speed of the condensed water 8 is high.
Example two
The second embodiment differs from the first embodiment in that: the transmitting electrode 1 is also provided with a through capillary groove.
Referring to fig. 8 to 10, the outer surface of the emitter electrode 1 is provided with penetrating capillary grooves 12, and the condensed water 8 flows from the condensation plate 3 into the capillary grooves 12 through capillary action. The number of the capillary grooves 12 on each emitter electrode 1 is multiple and the same, and the capillary grooves 12 are circumferentially and uniformly distributed on the emitter electrode 1. Specifically, in the present embodiment, the number of the capillary grooves 12 is four. The cross section of the capillary groove 12 is arc-shaped, and the arc angle is larger than 180 degrees.
The periphery of the emitter electrode 1 is provided with a capillary groove 12, and more condensed water 8 can be conveyed in the same time.
Other structures and effects of the second embodiment are the same as those of the first embodiment, and will not be described here.
While the invention has been described in terms of specific embodiments, it will be appreciated by those skilled in the art that the invention is not limited thereto but includes, but is not limited to, those shown in the drawings and described in the foregoing detailed description. Any modifications which do not depart from the functional and structural principles of the present invention are intended to be included within the scope of the appended claims.
Claims (8)
1. An electrostatically atomizing device comprising:
a transmitting electrode (1);
a counter electrode (2), the counter electrode (2) being opposite to the emitter electrode (1);
a water supply device which supplies condensed water (8) to the emitter electrode (1);
a high-voltage power supply which applies a high voltage to the emitter electrode (1) and the counter electrode (2) so as to electrostatically charge water on the emitter electrode (1) and enable the discharge end of the emitter electrode (1) to spray charged water particles;
the method is characterized in that: the water supply device comprises a conductive condensing disc (3) connected with a transmitting electrode (1), wherein condensed water (8) is generated on the upper surface of the condensing disc (3), the transmitting electrode (1) is provided with a water flow channel, and the condensed water (8) generated on the upper surface of the condensing disc (3) flows into the water flow channel from the condensing disc through capillary action;
a gap is formed between the condensation plate (3) and the emission electrode (1), through capillary holes (11) are formed in the emission electrode (1), the capillary holes (11) and the gap form the water flow channel, and the condensed water (8) flows from the condensation plate (3) to the capillary holes (11) through the gap by capillary action;
the number of capillary holes (11) in each emission electrode (1) is one.
2. An electrostatic atomizing apparatus according to claim 1, wherein: the condensing disk (3) is connected with the emitting electrode (1) by spot welding and forms the gap.
3. An electrostatic atomizing apparatus according to claim 1, wherein: the water supply device further comprises a semiconductor refrigerating piece (4) and a conducting plate (5) connected with the semiconductor refrigerating piece (4), and the semiconductor refrigerating piece (4) is used for refrigerating the condensing disc (3).
4. An electrostatically atomizing device as set forth in claim 3 wherein: the condensing disc (3) is located above the conducting plate (5), the semiconductor refrigerating piece (4) is located between the condensing disc (3) and the conducting plate (5), and the semiconductor refrigerating piece (4) is refrigerated above and heated below.
5. An electrostatic atomizing apparatus according to claim 4, wherein: the electrostatic atomization device further comprises an insulation seat (6), and the condensation plate (3) and the conducting strip (5) are arranged on the insulation seat (6).
6. An electrostatic atomizing apparatus according to claim 5, wherein: the condensing disc (3) and the insulating seat (6) form a water storage tank (7).
7. An electrostatic atomizing apparatus according to claim 5, wherein: the condensing disc (3), the conducting strip (5) and the insulating base (6) are of an integrated structure.
8. An electrostatically atomizing device as set forth in any one of claims 1 to 7, wherein: the outer surface of the transmitting electrode (1) is provided with a through capillary groove (12), the capillary groove (12) forms the water flow channel, and the condensed water (8) flows into the capillary groove (12) from the condensing disc (3) through capillary action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811422219.5A CN109332030B (en) | 2018-11-27 | 2018-11-27 | Electrostatic atomizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811422219.5A CN109332030B (en) | 2018-11-27 | 2018-11-27 | Electrostatic atomizing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109332030A CN109332030A (en) | 2019-02-15 |
| CN109332030B true CN109332030B (en) | 2024-03-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811422219.5A Active CN109332030B (en) | 2018-11-27 | 2018-11-27 | Electrostatic atomizing device |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111482291A (en) * | 2020-04-25 | 2020-08-04 | 奥普家居股份有限公司 | Nano water ion atomized liquid, electrostatic atomization device and application |
| CN113300222B (en) | 2021-06-30 | 2022-05-17 | 杭州大湛机电科技有限公司 | Nano water ion group generator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1898027A (en) * | 2003-12-22 | 2007-01-17 | 松下电工株式会社 | Electrostatic atomizer |
| JP2007289871A (en) * | 2006-04-25 | 2007-11-08 | Matsushita Electric Works Ltd | Electrostatic atomizer |
| JP2012066220A (en) * | 2010-09-27 | 2012-04-05 | Panasonic Corp | Electrostatic atomization device |
| TW201221225A (en) * | 2010-09-24 | 2012-06-01 | Panasonic Elec Works Co Ltd | Electrostatic atomization apparatus |
| CN102844052A (en) * | 2010-04-30 | 2012-12-26 | 松下电器产业株式会社 | Electrostatic atomizing device |
| CN103097035A (en) * | 2010-09-27 | 2013-05-08 | 松下电器产业株式会社 | Electrostatic atomization device |
| CN209348863U (en) * | 2018-11-27 | 2019-09-06 | 奥普家居股份有限公司 | A kind of electrostatic atomization apparatus |
-
2018
- 2018-11-27 CN CN201811422219.5A patent/CN109332030B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1898027A (en) * | 2003-12-22 | 2007-01-17 | 松下电工株式会社 | Electrostatic atomizer |
| JP2007289871A (en) * | 2006-04-25 | 2007-11-08 | Matsushita Electric Works Ltd | Electrostatic atomizer |
| CN102844052A (en) * | 2010-04-30 | 2012-12-26 | 松下电器产业株式会社 | Electrostatic atomizing device |
| TW201221225A (en) * | 2010-09-24 | 2012-06-01 | Panasonic Elec Works Co Ltd | Electrostatic atomization apparatus |
| JP2012066220A (en) * | 2010-09-27 | 2012-04-05 | Panasonic Corp | Electrostatic atomization device |
| CN103097035A (en) * | 2010-09-27 | 2013-05-08 | 松下电器产业株式会社 | Electrostatic atomization device |
| CN209348863U (en) * | 2018-11-27 | 2019-09-06 | 奥普家居股份有限公司 | A kind of electrostatic atomization apparatus |
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| Publication number | Publication date |
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| CN109332030A (en) | 2019-02-15 |
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