CN109967246B - High-voltage electrostatic purifying device - Google Patents
High-voltage electrostatic purifying device Download PDFInfo
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- CN109967246B CN109967246B CN201711448600.4A CN201711448600A CN109967246B CN 109967246 B CN109967246 B CN 109967246B CN 201711448600 A CN201711448600 A CN 201711448600A CN 109967246 B CN109967246 B CN 109967246B
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- polar plate
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- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 54
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 39
- 239000010937 tungsten Substances 0.000 claims abstract description 39
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 6
- 238000000746 purification Methods 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 2
- 230000005684 electric field Effects 0.000 abstract description 5
- 239000011859 microparticle Substances 0.000 abstract description 3
- 150000002500 ions Chemical class 0.000 description 6
- 239000000428 dust Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 238000001179 sorption measurement Methods 0.000 description 5
- 230000000149 penetrating effect Effects 0.000 description 4
- 238000001914 filtration Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000004887 air purification Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001877 deodorizing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000000752 ionisation method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001954 sterilising effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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
- B03C3/02—Plant or installations having external electricity supply
-
- 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
-
- 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
- B03C3/45—Collecting-electrodes
- B03C3/47—Collecting-electrodes flat, e.g. plates, discs, gratings
-
- 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
- B03C2201/00—Details of magnetic or electrostatic separation
- B03C2201/04—Ionising electrode being a wire
Landscapes
- Electrostatic Separation (AREA)
- Disinfection, Sterilisation Or Deodorisation Of Air (AREA)
Abstract
The invention discloses a high-voltage electrostatic purifying device, which comprises a polar plate and a tungsten wire, and is characterized in that: the pole plate comprises a first pole plate unit and a second pole plate unit, the first pole plate unit is located at the upstream of the second pole plate unit on the air flow path, the first pole plate unit encloses an open first space, the second pole plate unit encloses an open second space, the first space and the second space in the same pole plate are isolated from each other and are not directly communicated, and tungsten wires are arranged in the first space and the second space. A polar plate with two semi-open spaces is adopted, and a tungsten wire is wrapped in the middle to form an annular electric field and a secondary ionization increase effective ionization area; turbulence can be generated when air passes through, so that microparticles are fully contacted with electric charges; meanwhile, the tungsten wires are not exposed, and the safety is high.
Description
Technical Field
The invention relates to the field of air purification, in particular to a high-voltage electrostatic purification device.
Background
The methods for removing the particulate matters from the air in the market at present mainly comprise filtering and ionization methods, wherein the filtering method needs to consume filter materials and has large wind resistance. Ionization comprises high-voltage static electricity, negative ion purification and the like, wherein the high-voltage static electricity is that negative high voltage is applied to a tungsten wire and discharge is generated between the tungsten wire and a grounded polar plate, so that particles in passing air are negatively charged, and then the particles are collected to achieve air purification; the negative ion purification refers to the environmental optimization of purifying, dedusting, deodorizing and sterilizing air by utilizing the negative ions generated by the negative ion purifier, and the negative ion purifier is different from the traditional air purifier in that the negative ions are used as an acting factor to actively attack and capture harmful substances in the air.
The ionization device commonly used, such as a high-voltage electrostatic air filtering device disclosed in China patent with the application number 201420408095.6, comprises a fixing frame, tungsten wires and metal adsorption plates, wherein the fixing frame is in a square through hole structure, support rods are respectively and correspondingly arranged at the upper end and the lower end of one side of the fixing frame, the tungsten wires are fixedly arranged on the support rods, the metal adsorption plates are arranged in the fixing frame, the metal adsorption plates are provided with a plurality of rows, the metal adsorption plates are arranged in a strip shape at equal intervals, and the adjacent two rows of metal adsorption plates are arranged alternately; another example is a dust collector disclosed in chinese patent application No. 201420179821.1, which comprises a dust collecting frame composed of an upper and a lower supporting plates, a left and a right supporting plates and a supporting rod, wherein a dust collecting sheet set is arranged in the dust collecting frame, the dust collecting sheet set is connected with a tungsten wire and comprises a first grounding plate, a 4KV high-voltage board and a second grounding plate.
These prior ionization devices described above typically leave the tungsten wire exposed, have poor safety precautions, and suffer from insufficient ionization.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a high-voltage electrostatic purifying device for improving safety and ionization effect aiming at the problems existing in the prior art.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a high-voltage electrostatic purification device, includes polar plate and tungsten filament, its characterized in that: the pole plate comprises a first pole plate unit and a second pole plate unit, the first pole plate unit is located at the upstream of the second pole plate unit on the air flow path, the first pole plate unit encloses an open first space, the second pole plate unit encloses an open second space, the first space and the second space in the same pole plate are isolated from each other and are not directly communicated, and tungsten wires are arranged in the first space and the second space.
Preferably, in order to reduce wind resistance, the first polar plate unit and the second polar plate unit are both arc-shaped, and smooth transition is performed between the first polar plate unit and the second polar plate unit, so that the polar plate formed by the first polar plate unit and the second polar plate unit is in an S shape as a whole.
Preferably, in order to maximize the ionization region, the tungsten wires are respectively positioned at the centers of the first polar plate unit and the second polar plate unit.
To facilitate placement of the pole plates and tungsten filaments, a housing is also included, the pole plates and tungsten filaments are disposed within the housing, the housing has opposing first and second sidewalls, the pole plates and tungsten filaments extend between the first and second sidewalls, and the pole plates pass out of the second sidewall of the housing for grounding, and the tungsten filaments pass out of the first sidewall of the housing for connection to a high voltage power source.
For the relative shell location of polar plate of being convenient for, the polar plate has relative first end and the second end in length direction, the caulking groove has been seted up on the first lateral wall of shell, logical groove has been seted up to the second lateral wall inboard of shell, logical quantity, the position of groove correspond with the caulking groove, the first end embedding of polar plate is in the caulking groove, the second end of polar plate passes logical groove and exposes in the shell.
In order to facilitate the independent grounding of each polar plate, a first connector is formed by bending a second end of the polar plate penetrating out of the second side wall of the shell, a first conducting strip is arranged on the outer side of the second side wall of the shell, and the first conducting strip is electrically connected with the first connector and grounded.
For the relative shell location of tungsten filament of being convenient for, the tungsten filament has the relative first end and the second end of length direction, still offered the jack on the first lateral wall of shell, the second lateral wall inboard of shell still is provided with the reference column, quantity, the position of reference column correspond with the jack, the first end of tungsten filament is worn outside the shell from the jack, the second end of tungsten filament inserts in the corresponding reference column.
In order to facilitate each tungsten wire to be independently connected with high voltage, a second connector is arranged at the first end of the first side wall of the tungsten wire penetrating out of the shell, a second conducting strip is arranged on the outer side of the first side wall of the shell, and the second conducting strip is electrically connected with the second connector and is electrically connected to negative high voltage.
Compared with the prior art, the invention has the advantages that: a polar plate with two semi-open spaces is adopted, a tungsten wire is wrapped in the middle, an annular electric field and secondary ionization are formed, and an effective ionization area is increased; turbulence can be generated when air passes through, so that microparticles are fully contacted with electric charges; meanwhile, the tungsten wires are not exposed, and the safety is high.
Drawings
FIG. 1 is a schematic view of a high-voltage electrostatic purifying apparatus according to an embodiment of the present invention;
fig. 2 is an exploded view of a high-voltage electrostatic purifying apparatus according to an embodiment of the present invention;
fig. 3 is a cross-sectional view of a high-voltage electrostatic purifying apparatus according to an embodiment of the present invention;
FIG. 4 is a schematic diagram showing an ionization state of a high-voltage electrostatic purifying apparatus according to an embodiment of the present invention;
fig. 5 is a schematic view showing an ionization state of a high-voltage electrostatic purifying apparatus according to the related art.
Detailed Description
The invention is described in further detail below with reference to the embodiments of the drawings.
Referring to fig. 1 to 3, a high voltage electrostatic purifying apparatus includes a housing 1, a pole plate 2, a tungsten wire 3, a first conductive sheet 4 and a second conductive sheet 5.
The housing 1 is made of an insulating material and has opposite first 11 and second 12 side walls. Each of the pole plates 2 and the tungsten wires 3 has first and second ends that are opposite in the length direction, respectively. The respective first and second ends of each of the pole plates 2 and tungsten wires 3 extend to the first and second side walls 11 and 12 of the housing 1, respectively. Preferably, the electrode plate 2 and the tungsten wires 3 are plural, and each tungsten wire 3 is arranged in parallel at intervals.
In this embodiment, in order to facilitate positioning of the polar plate 2, the inner side of the first side wall 11 of the housing 1 is provided with the caulking grooves 111, the second side wall 12 of the housing 1 is provided with the through grooves 121, the number and positions of the through grooves 121 correspond to those of the caulking grooves 111, and the number and shapes of the through grooves 121 and the caulking grooves 111 correspond to those of the polar plate 2. The first end of each pole plate 2 is embedded in the embedded groove 111, and the second end of each pole plate 2 passes through the through groove 121 and is exposed out of the shell 1, so that the positions of the pole plates 2 and the shell 1 are relatively fixed. The second end of each polar plate 2 penetrating out of the second side wall 12 of the shell 1 is bent to form a first connector 23, and the first conductive sheet 4 is arranged outside the second side wall 12 of the shell 1, is electrically connected with the first connector 23 on each polar plate 2 and is grounded.
The first side wall 11 of the shell 1 is also provided with jacks 112, and the number of the jacks 112 corresponds to the number of the tungsten wires 3. Positioning columns 122 are further arranged on the inner side of the second side wall 12 of the shell 1, and the number and positions of the positioning columns 122 correspond to those of the jacks 112. A positioning hole (not shown) may be formed at an end of the positioning post 122 facing the first sidewall 11 of the housing 1. The first end of each tungsten wire 3 passes out of the housing 1 from the insertion hole 112, and the second end of each tungsten wire 3 is inserted into the corresponding positioning post 122 from the positioning hole, whereby the relative positions of the tungsten wires 3 and the housing 1 are fixed. The first end of each tungsten filament 3 penetrating out of the first side wall 11 of the shell 1 is provided with a second connector 31, the second conductive sheet 5 is arranged on the outer side of the first side wall 11 of the shell 1, is connected with the second connector 31 on the tungsten filament 3 and is connected with a negative high-voltage package, and the voltage is preferably-8000 to-10000V.
Each plate 2 comprises a first plate unit 21 and a second plate unit 22 arranged upstream and downstream (upstream and downstream of the air flow path), the first plate unit 21 enclosing an open first space 211 and the second plate unit 22 enclosing an open second space 221, the first space 211 and the second space 221 within the same plate 2 being isolated from direct communication with each other, i.e. the first space 211 and the second space 221 being isolated by the respective plate units, but possibly communicating through the inlet, the outlet of the purification device and the gaps between the respective plates 2. Tungsten wires 3 are disposed in both the first space 211 and the second space 221.
Preferably, the first plate unit 21 and the second plate unit 22 are both circular arc-shaped, and the first plate unit 21 and the second plate unit 22 are smoothly transited, so that the plate 2 formed by the first plate unit 21 and the second plate unit 22 is in an S shape as a whole. Preferably, the tungsten filament 3 is located at the center of the first polar plate unit 21 and the second polar plate unit 22, and the distance between the tungsten filament 3 and the adjacent first polar plate unit 21 and second polar plate unit 22 is 8-10 mm.
When the electrode plates 2 have a plurality of groups, each group of electrode plates 2 is arranged at intervals in a direction perpendicular to the air flow path (width direction of the electrode plates 2).
When air enters the plate 2, the flow direction of the air is shown by arrows, and at this time, the air impacts the plate 2 a plurality of times, turbulence is generated, the residence time between the plates 2 increases, and the air is sufficiently combined with the electric charge, so that the microparticles (mainly pm2.5, or smaller particles) are more easily charged.
When the tungsten filaments 3 are connected to a negative high voltage by the second conductive sheet 5, an ionization electric field is formed between the upstream first plate unit 21 of each plate 2 and the corresponding tungsten filament 3, and a semicircular and a fan-shaped ionization region A1 is formed, and an ionization electric field is also formed between the downstream second plate unit 22 of each plate 2 and the corresponding tungsten filament 3, and a semicircular and a fan-shaped ionization region A2 is formed, see fig. 4, which can form a larger ionization region than a general planar plate ionization (see fig. 5, ionization region is shown as B1, B2, planar plate 2', tungsten filament 3'). This allows more sufficient ionization when air is introduced. In addition, due to the formation of two electric fields, secondary ionization is realized, and further ionization is more sufficient.
Claims (8)
1. The utility model provides a high-voltage electrostatic purification device, includes polar plate (2) and tungsten filament (3), its characterized in that: the pole plate (2) comprises a first pole plate unit (21) and a second pole plate unit (22), the first pole plate unit (21) is located at the upstream of the second pole plate unit (22) on the air flow path, the first pole plate unit (21) encloses an open first space (211), the second pole plate unit (22) encloses an open second space (221), the first space (211) and the second space (221) in the same pole plate (2) are isolated from each other and are not directly communicated, and tungsten filaments (3) are arranged in the first space (211) and the second space (221).
2. The high-voltage electrostatic purifying apparatus according to claim 1, wherein: the first polar plate unit (21) and the second polar plate unit (22) are arc-shaped, and smooth transition is realized between the first polar plate unit (21) and the second polar plate unit (22), so that the polar plate (2) formed by the first polar plate unit (21) and the second polar plate unit (22) is in an S shape as a whole.
3. The high-voltage electrostatic purifying apparatus according to claim 2, wherein: the tungsten wire (3) is respectively positioned at the circle centers of the first polar plate unit (21) and the second polar plate unit (22).
4. A high-voltage electrostatic purifying apparatus according to any one of claims 1 to 3, wherein: still include shell (1), polar plate (2) and tungsten filament (3) set up in shell (1), shell (1) have relative first lateral wall (11) and second lateral wall (12), polar plate (2) and tungsten filament (3) extend between first lateral wall (11) and second lateral wall (12), and polar plate (2) wear out second lateral wall (12) of shell (1) in order to ground, tungsten filament (3) wear out first lateral wall (11) of shell (1) in order to be connected to high voltage power supply.
5. The high-voltage electrostatic purifying apparatus according to claim 4, wherein: the pole plate (2) is provided with a first end and a second end which are opposite in the length direction, the first side wall (11) of the shell (1) is provided with a caulking groove (111), the inner side of the second side wall (12) of the shell (1) is provided with a through groove (121), the number and the positions of the through grooves (121) correspond to those of the caulking groove (111), the first end of the pole plate (2) is embedded in the caulking groove (111), and the second end of the pole plate (2) penetrates through the through groove (121) to be exposed out of the shell (1).
6. The high-voltage electrostatic purifying apparatus according to claim 5, wherein: the electrode plate (2) penetrates out of the second end of the second side wall (12) of the shell (1) and is bent to form a first connector (23), a first conducting strip (4) is arranged on the outer side of the second side wall (12) of the shell (1), and the first conducting strip (4) is electrically connected with the first connector (23) and grounded.
7. The high-voltage electrostatic purifying apparatus according to claim 4, wherein: the tungsten filament (3) is provided with a first end and a second end which are opposite in the length direction, a jack (112) is further formed in the first side wall (11) of the shell (1), positioning columns (122) are further arranged on the inner side of the second side wall (12) of the shell (1), the number and the positions of the positioning columns (122) correspond to those of the jack (112), the first end of the tungsten filament (3) penetrates out of the shell (1) from the jack (112), and the second end of the tungsten filament (3) is inserted into the corresponding positioning column (122).
8. The high-voltage electrostatic purifying apparatus according to claim 7, wherein: the tungsten filament (3) is provided with second connector (31) through the first end of the first side wall (11) of shell (1), second conducting strip (5) is arranged on the outer side of the first side wall (11) of shell (1), and second conducting strip (5) is electrically connected with second connector (31) and is electrically connected to negative high voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711448600.4A CN109967246B (en) | 2017-12-27 | 2017-12-27 | High-voltage electrostatic purifying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711448600.4A CN109967246B (en) | 2017-12-27 | 2017-12-27 | High-voltage electrostatic purifying device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109967246A CN109967246A (en) | 2019-07-05 |
| CN109967246B true CN109967246B (en) | 2024-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201711448600.4A Active CN109967246B (en) | 2017-12-27 | 2017-12-27 | High-voltage electrostatic purifying device |
Country Status (1)
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| CN (1) | CN109967246B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114308392A (en) * | 2022-01-12 | 2022-04-12 | 浙江意米特电器有限公司 | High-voltage purification electric field module |
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| 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 |
| WO2009059451A1 (en) * | 2007-11-05 | 2009-05-14 | Su, Jiting | An electrostatic precipitator |
| CN103240182A (en) * | 2012-02-05 | 2013-08-14 | 王庆曦 | Particle air cleaner |
| CN104907173A (en) * | 2015-06-02 | 2015-09-16 | 宁波方太厨具有限公司 | Electrostatic cooking fume purification device |
| CN106287976A (en) * | 2016-07-07 | 2017-01-04 | 格林韦尔（北京）科技发展有限公司 | Multilamellar ionization dedusting combination type new wind air cleaning system |
| CN106964489A (en) * | 2017-05-13 | 2017-07-21 | 深圳天美净朗环保科技有限公司 | A kind of method and device of electrostatic precipitation |
| CN207371720U (en) * | 2017-12-27 | 2018-05-18 | 宁波方太厨具有限公司 | A kind of High-voltage electrostatic purification device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8080094B2 (en) * | 2007-01-22 | 2011-12-20 | Y2 Ultra-Filter, Inc. | Electrically stimulated air filter apparatus |
-
2017
- 2017-12-27 CN CN201711448600.4A patent/CN109967246B/en active Active
Patent Citations (7)
| 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 |
| WO2009059451A1 (en) * | 2007-11-05 | 2009-05-14 | Su, Jiting | An electrostatic precipitator |
| CN103240182A (en) * | 2012-02-05 | 2013-08-14 | 王庆曦 | Particle air cleaner |
| CN104907173A (en) * | 2015-06-02 | 2015-09-16 | 宁波方太厨具有限公司 | Electrostatic cooking fume purification device |
| CN106287976A (en) * | 2016-07-07 | 2017-01-04 | 格林韦尔（北京）科技发展有限公司 | Multilamellar ionization dedusting combination type new wind air cleaning system |
| CN106964489A (en) * | 2017-05-13 | 2017-07-21 | 深圳天美净朗环保科技有限公司 | A kind of method and device of electrostatic precipitation |
| CN207371720U (en) * | 2017-12-27 | 2018-05-18 | 宁波方太厨具有限公司 | A kind of High-voltage electrostatic purification device |
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| CN109967246A (en) | 2019-07-05 |
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