CN109654552B - Electrostatic purifying device and range hood provided with same - Google Patents
Electrostatic purifying device and range hood provided with same Download PDFInfo
- Publication number
- CN109654552B CN109654552B CN201710940565.1A CN201710940565A CN109654552B CN 109654552 B CN109654552 B CN 109654552B CN 201710940565 A CN201710940565 A CN 201710940565A CN 109654552 B CN109654552 B CN 109654552B
- Authority
- CN
- China
- Prior art keywords
- dustcoat
- plate
- negative plate
- positive plate
- electrostatic
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- 238000004140 cleaning Methods 0.000 claims abstract description 10
- 239000003517 fume Substances 0.000 claims description 14
- 238000000746 purification Methods 0.000 claims description 3
- 239000000779 smoke Substances 0.000 abstract description 10
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000000428 dust Substances 0.000 abstract description 2
- 239000012528 membrane Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 230000005686 electrostatic field Effects 0.000 description 3
- 239000012717 electrostatic precipitator Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/20—Removing cooking fumes
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Ventilation (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
- Electrostatic Separation (AREA)
Abstract
The utility model provides an electrostatic cleaning device, includes electrode wire frame, positive plate, negative plate and dustcoat, installs the wire electrode on the electrode wire frame, and positive plate, negative plate are installed inside the dustcoat, its characterized in that: the region that is close to the air intake inside the dustcoat forms the charge district, and the lower tip and the wire electrode of negative plate are parallel to each other and interval distribution in the charge district, and the region that is close to the air outlet inside the dustcoat forms the collecting region, and the upper end and the positive plate of negative plate are parallel to each other and interval distribution in the collecting region, and wire electrode and positive plate switch on each other. The invention has the advantages that: the negative plate of the charging area and the negative plate of the dust collecting area of the electrostatic purifying device are of an integrated structure, the structure is very simple, the whole set of electrostatic purifying device is very convenient to assemble, in addition, after the electrostatic purifying device is installed at the front end of the fan system, the emission of oil smoke can be reduced, and the oil smoke can be effectively purified before entering the fan system, so that the fan impeller can be kept clean for a long time, and after-sales maintenance is very convenient.
Description
Technical Field
The invention relates to a range hood, in particular to an electrostatic purifying device and a range hood with the same.
Background
At present, in order to avoid the pollution of oil smoke to the environment, people generally adopt to install special oil smoke purifying devices on the flue to eliminate oil smoke pollutants. The existing fume purifying device has various structures, such as a filter membrane type, a water curtain type, a centrifugal type and the like. Although the filter membrane type purifying device can effectively remove the oil smoke, the filter membrane type purifying device is easy to block and needs to be replaced frequently, so that the filter membrane type purifying device is troublesome to use. The water curtain type purifying device eliminates the oil smoke through the water, so that the secondary pollution is easy to cause, a large amount of water is wasted, and the use cost is high. The centrifugal purifying device not only can generate larger noise during working, but also has relatively low oil smoke removal rate.
In order to overcome the defects of the prior fume purifying device, various electrostatic purifying devices are proposed, such as a fume electrostatic purifying device disclosed in patent number ZL 02257040.3 (grant publication number CN 2586536Y), and the fume electrostatic purifying device comprises a power supply, a box body, an electrode plate and an oil collecting basin, wherein the box body is of a closed structure, and an air inlet and an air outlet which are communicated with a fume discharge pipe are arranged on the box body; the electrode plate comprises a positive plate and a negative plate, and the positive plate and the negative plate are vertically arranged in the box body and are alternately arranged in parallel at a proper distance; the oil collecting basin is arranged below the electrode plate; the power supply provides direct current high voltage power for the electrode plates. When the device works, an electrostatic field is formed on the oil-gas channel, and tiny oil drops entering the electrostatic field are adsorbed on the surface of the electrode under the action of the electrostatic field. Although the electrostatic purifying device has the advantages of small energy consumption, low noise, no secondary pollution and the like, the electrostatic purifying device adopts a simple positive and negative plate staggered structure, the positive and negative plates are not staggered with each other, the positive and negative plates are arranged on the same supporting frame, the surface of the supporting frame is easy to creep after oil stains are accumulated on the supporting frame, the current is discharged on the surface, and the moving charged particles among the plates are reduced, so that the positive and negative plates are easy to conduct, and the electrostatic purifying device is disabled.
In addition, in order to purify the oil fume in the oil fume channel, a range hood provided with an electrostatic purifying device in the oil fume channel is disclosed in the prior art, however, the existing electrostatic purifying device is arranged at the rear end of a fan system, and although the oil fume can be effectively purified, the oil fume cannot be purified before entering the fan system due to the rear end of the fan system, so that the effect of cleaning an impeller cannot be achieved, and the requirements of keeping the interior of the range hood clean and prolonging the cleaning and maintenance time of the range hood cannot be met.
Disclosure of Invention
The first technical problem to be solved by the invention is to provide an electrostatic purifying device with simple structure and convenient assembly aiming at the prior art.
The second technical problem to be solved by the invention is to provide a range hood capable of reducing oil fume emission and realizing long-term cleaning-free impeller aiming at the current state of the art.
The technical scheme adopted by the invention for solving the first technical problem is as follows: this electrostatic cleaning device, including electrode wire frame, positive plate, negative plate and dustcoat, install the wire electrode on the electrode wire frame, the dustcoat has air intake and air outlet, positive plate, negative plate are installed inside the dustcoat, its characterized in that: the region near the air inlet inside the outer cover forms a charging region, the lower end part of the negative plate and the electrode wires are mutually parallel and distributed in the charging region at intervals, the region near the air outlet inside the outer cover forms a collecting region, the upper end part of the negative plate and the positive plate are mutually parallel and distributed in the collecting region at intervals, and the electrode wires are mutually communicated with the positive plate.
In order to reliably position the positive plate and the negative plate, a limiting groove is formed in the inner wall of the outer cover, and the positive plate and the negative plate are limited in the corresponding limiting groove.
For the positive plate and negative plate can switch on respectively the outer wall of dustcoat installs first elastic connection piece and second elastic connection piece, first elastic connection piece and second elastic connection piece set up relatively, the one end of positive plate is spacing in corresponding spacing inslot, the other end of positive plate pass the dustcoat outer wall and push down first elastic connection piece, the one end of negative plate is spacing in corresponding spacing inslot, the other end of negative plate passes the dustcoat outer wall and push down second elastic connection piece, install first clamp plate outside first elastic connection piece, install the second clamp plate outside second elastic connection piece.
In order to improve the charging effect, the electrode wire is at least three layers.
In order to enable the positive electrode lead and the negative electrode lead to smoothly pass through the outer cover from inside to outside, the outer cover is provided with a threading hole for the positive electrode lead and the negative electrode lead to pass through.
The outer cover can have various structures, and preferably, the outer cover is provided with an air inlet part and an air outlet part arranged at one side of the air inlet part, the air inlet of the outer cover faces downwards, and the air outlet of the outer cover faces upwards.
In order to prevent local creepage, the positive plate and the negative plate are provided with notches for avoiding the outer cover.
Further preferably, the electrode wire frame is mounted at the bottom of the housing.
The invention solves the second technical problem, adopts the technical proposal that the range hood comprises a shell, and the shell is internally provided with a fume exhaust channel and a fan system, and is characterized in that: the static purification device is arranged in the fume suction channel, the air inlet part of the outer cover is arranged below the fan system, and the air outlet part of the outer cover is arranged in front of the fan system.
In order to prevent the electrostatic device from affecting the air inlet of the fan system, the air outlet of the air outlet part is not higher than the lower edge of the air inlet of the fan system.
Compared with the prior art, the invention has the advantages that: the region that is close to the air intake inside the dustcoat of this electrostatic precipitator forms the charge district, the lower tip and the electrode wire of negative plate are parallel to each other and interval distribution in the charge district, the region that is close to the air outlet inside the dustcoat forms the collecting region, the upper end and the positive plate of negative plate are parallel to each other and interval distribution in the collecting region, the negative plate in charge district and the negative plate in dust collection district are integrated into one piece structure, the structure is very simple, whole set electrostatic precipitator assembly is very convenient, in addition, install this electrostatic precipitator behind the front end of fan system, can reduce the oil smoke emission, the oil smoke can obtain effective purification before getting into the fan system, thereby do benefit to and keep fan impeller clean for a long time, after-sales maintenance is very convenient.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a schematic view of another embodiment of the present invention;
FIG. 3 is an exploded perspective view of an embodiment of the present invention;
FIG. 4 is a schematic view of the structure of the outer cover according to the embodiment of the present invention;
fig. 5 is a structural cross-sectional view of a range hood according to an embodiment of the present invention.
Description of the embodiments
The invention is described in further detail below with reference to the embodiments of the drawings.
As shown in fig. 1 to 4, the electrostatic purifying device 9 in the present embodiment includes main components of an electrode wire frame 1, a positive electrode plate 2, a negative electrode plate 3, a housing 4, a wire electrode 5, and the like. The electrode wire frame 1 is arranged at the bottom of the outer cover 4, the electrode wires 5 are at least three layers and are arranged on the electrode wire frame 1, and the electrode wires 5 are mutually communicated with the positive plate 2.
The dustcoat 4 has intake portion 43 and locates the air outlet portion 44 of intake portion one side, the air intake of dustcoat 4 is down, the air outlet of dustcoat 4 is up, positive plate 2, negative plate 3 are installed inside dustcoat 4, the inside region that is close to the air intake of dustcoat 4 forms the charge district, the lower tip of negative plate 3 and wire electrode 5 are parallel to each other and interval distribution in the charge district, the inside region that is close to the air outlet of dustcoat 4 forms the collecting region, the upper end of negative plate 3 and positive plate 2 are parallel to each other and interval distribution in the collecting region, in order to prevent local creepage, all be equipped with the breach 8 that is used for dodging dustcoat 4 on positive plate 2 and the negative plate 3. The casing 4 is provided with a threading hole 42 through which the positive electrode lead and the negative electrode lead pass.
The inner wall of the outer cover 4 is provided with a limiting groove 41, and the positive plate 2 and the negative plate 3 are limited in the corresponding limiting groove 41. Specifically, the first elastic connection piece 61 and the second elastic connection piece 62 are installed on the outer wall surface of the outer cover 4, the first elastic connection piece 61 and the second elastic connection piece 62 are arranged opposite to each other, one end of the positive plate 2 is limited in the corresponding limiting groove 41, the other end of the positive plate 2 penetrates through the outer wall of the outer cover 4 and presses the first elastic connection piece 61, one end of the negative plate 3 is limited in the corresponding limiting groove 41, and the other end of the negative plate 3 penetrates through the outer wall of the outer cover 4 and presses the second elastic connection piece 62. To further fix the positive and negative electrode plates, a first pressure plate 71 is mounted outside the first elastic connection piece 61, and a second pressure plate 72 is mounted outside the second elastic connection piece 62.
The electrostatic cleaning apparatus 9 is assembled in the following order:
a. the first elastic connection piece 61 and the second elastic connection piece 62 are mounted on the housing 4;
b. the positive plate 2 and the negative plate 3 are installed, the convex part of the positive plate 2 is inserted into the limit groove 41 on the inner wall of the outer cover 4, the bent angle of the positive plate 2 presses the first elastic connecting sheet 61, the convex part of the negative plate 3 is inserted into the limit groove 41 on the inner wall of the outer cover, and the bent angle of the negative plate 3 presses the second elastic connecting sheet 62;
c. an electrode wire frame 1 is arranged at the bottom of the outer cover 4;
d. a first pressing plate 71 is mounted and fixed on the outer side of the first elastic connection piece 61, and a second elastic connection piece 62
The second pressing plate 72 is installed and fixed on the outer side;
e. the positive and negative leads pass out of the threading hole 42 of the housing 4 and are connected to a high voltage power source.
As shown in fig. 5, the range hood in this embodiment includes a housing 10, a range hood channel 11 and a fan system 12 are provided in the housing 10, the electrostatic purifying device 9 is installed in the range hood channel 11, an air inlet 43 of a housing 4 of the electrostatic purifying device 9 is provided below the fan system 12, and an air outlet 44 of the housing 4 is provided in front of the fan system 12. The air outlet of the air outlet portion 44 is not higher than the lower edge of the air inlet of the fan system 12.
Claims (8)
1. The utility model provides an electrostatic purification device, includes electrode wire frame (1), positive plate (2), negative plate (3) and dustcoat (4), install wire electrode (5) on electrode wire frame (1), dustcoat (4) have air intake and air outlet, positive plate (2), negative plate (3) are installed inside dustcoat (4), its characterized in that: the utility model discloses a battery pack, including dustcoat (4) and positive plate (2), the region that is close to the air intake inside dustcoat (4) forms the charge district, the lower tip of negative plate (3) and wire electrode (5) are parallel to each other and interval distribution are in the charge district, the region that is close to the air outlet inside dustcoat (4) forms the collecting region, the upper end of negative plate (3) with positive plate (2) are parallel to each other and interval distribution is in the collecting region in, just wire electrode (5) with positive plate (2) switch on each other be equipped with spacing groove (41) on dustcoat (4) inner wall, positive plate (2) and negative plate (3) spacing in corresponding spacing groove (41), electrode wire frame (1) are installed the bottom of dustcoat (4).
2. An electrostatic cleaning apparatus according to claim 1, wherein: the outer wall surface of dustcoat (4) is installed first elastic connection piece (61) and second elastic connection piece (62), and first elastic connection piece (61) and second elastic connection piece (62) set up relatively, the one end of positive plate (2) is spacing in corresponding spacing groove (41), and the other end of positive plate (2) passes dustcoat (4) outer wall and pushes down first elastic connection piece (61), the one end of negative plate (3) is spacing in corresponding spacing groove (41), and the other end of negative plate (3) passes dustcoat (4) outer wall and presses second elastic connection piece (62), installs first clamp plate (71) outside first elastic connection piece (61), installs second clamp plate (72) outside second elastic connection piece (62).
3. An electrostatic cleaning apparatus according to claim 1, wherein: the electrode wire (5) is at least three layers.
4. An electrostatic cleaning apparatus according to claim 1, wherein: the outer cover (4) is provided with a threading hole (42) for the positive electrode lead and the negative electrode lead to pass through.
5. An electrostatic cleaning apparatus according to claim 1, wherein: the outer cover (4) is provided with an air inlet part (43) and an air outlet part (44) arranged on one side of the air inlet part, the air inlet of the outer cover (4) faces downwards, and the air outlet of the outer cover (4) faces upwards.
6. An electrostatic cleaning apparatus according to claim 1, wherein: the positive plate (2) and the negative plate (3) are respectively provided with a notch (8) for avoiding the outer cover (4).
7. A range hood provided with the electrostatic purifying device according to claim 5, comprising a housing (10), wherein a range hood channel (11) and a fan system (12) are arranged in the housing (10), and the range hood is characterized in that: the electrostatic purifying device is arranged in the oil fume suction channel (11), an air inlet part (43) of the outer cover (4) is arranged below the fan system (12), and an air outlet part (44) of the outer cover (4) is arranged in front of the fan system (12).
8. The range hood of claim 7, wherein: the air outlet of the air outlet part (44) is not higher than the lower edge of the air inlet of the fan system (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710940565.1A CN109654552B (en) | 2017-10-11 | 2017-10-11 | Electrostatic purifying device and range hood provided with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710940565.1A CN109654552B (en) | 2017-10-11 | 2017-10-11 | Electrostatic purifying device and range hood provided with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109654552A CN109654552A (en) | 2019-04-19 |
| CN109654552B true CN109654552B (en) | 2023-11-17 |
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ID=66108302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710940565.1A Active CN109654552B (en) | 2017-10-11 | 2017-10-11 | Electrostatic purifying device and range hood provided with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109654552B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102580852A (en) * | 2012-02-14 | 2012-07-18 | 重庆松池科技有限公司 | Electrostatic cleaning air purification device |
| CN103084036A (en) * | 2013-03-01 | 2013-05-08 | 武汉景弘环保科技股份有限公司 | Electrostatic reinforcing bag type dust collector with reverse electric field |
| CN203389754U (en) * | 2013-07-29 | 2014-01-15 | 四川汇达通机械设备制造有限公司 | Electrode field plate lampblack separating device for extractor hood |
| KR20160094615A (en) * | 2015-02-02 | 2016-08-10 | 원효식 | Electric precipitator and air purification system comprising it |
| CN206304906U (en) * | 2016-12-23 | 2017-07-07 | 宁波方太厨具有限公司 | A kind of electrostatic filter |
-
2017
- 2017-10-11 CN CN201710940565.1A patent/CN109654552B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102580852A (en) * | 2012-02-14 | 2012-07-18 | 重庆松池科技有限公司 | Electrostatic cleaning air purification device |
| CN103084036A (en) * | 2013-03-01 | 2013-05-08 | 武汉景弘环保科技股份有限公司 | Electrostatic reinforcing bag type dust collector with reverse electric field |
| CN203389754U (en) * | 2013-07-29 | 2014-01-15 | 四川汇达通机械设备制造有限公司 | Electrode field plate lampblack separating device for extractor hood |
| KR20160094615A (en) * | 2015-02-02 | 2016-08-10 | 원효식 | Electric precipitator and air purification system comprising it |
| CN206304906U (en) * | 2016-12-23 | 2017-07-07 | 宁波方太厨具有限公司 | A kind of electrostatic filter |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109654552A (en) | 2019-04-19 |
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