CN109621601B - Electrostatic oil smoke purifier capable of pre-filtering particulate matters - Google Patents
Electrostatic oil smoke purifier capable of pre-filtering particulate matters Download PDFInfo
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- CN109621601B CN109621601B CN201811321816.9A CN201811321816A CN109621601B CN 109621601 B CN109621601 B CN 109621601B CN 201811321816 A CN201811321816 A CN 201811321816A CN 109621601 B CN109621601 B CN 109621601B
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Abstract
The invention discloses an electrostatic oil fume purifier capable of filtering particulate matters in advance, which comprises a particulate matter filtering device, a fan and a purifying box, wherein the particulate matter filtering device consists of a main flow pipe and an auxiliary flow pipe. The electrostatic oil fume purifier has the advantages that the particle filtering device is additionally arranged in the electrostatic oil fume purifier, so that particles in oil fume can be fully filtered before the purification process, the oil fume purification and removal efficiency is effectively improved, and the service life of the electrode plate is prolonged. In addition, the adopted filter screen structure has the functions of filtering and cleaning by self by utilizing the back blowing effect, particles accumulated on the filter screen are blown down and collected, the back blowing effect does not need to add a fan additionally, the fan of the range hood is shared, and the structure is simplified and the energy consumption is reduced.
Description
Technical Field
The invention relates to the technical field of oil fume purification, in particular to an electrostatic oil fume purifier capable of filtering particulate matters in advance.
Background
The oil fume purifier is mainly used for purifying and treating low-altitude oil fume discharged from a kitchen; the product is used in hotels, restaurants, wineshops, restaurants, schools, institutions, factories and other places; frying and cooking food; oil spatters industrial occasions such as heat treatment workshop, oil mist lubrication workshop, work piece welding workshop and alkene oil boiler emission. The principle of the existing common oil fume purifier in the market is that when airflow enters a high-voltage electrostatic field, under the action of the high-voltage electrostatic field, oil fume gas is ionized, and most of oil fume is degraded and carbonized; a small part of micro oil particles move towards positive and negative plates of an electric field under the action of the electric field force and the airflow of an adsorption electric field, are collected on the plates, flow to an oil collecting tray under the action of self gravity, are discharged through an oil discharge channel, and the remaining micron-sized oil mist is degraded into carbon dioxide and water by the electric field, so that clean air is discharged finally.
However, the oil smoke is not completely contained in the sucked air flow, the oil smoke also comprises a large amount of impurities and a large amount of impurities with large particles, the oil smoke containing large particle impurities enters the purifying box, the electrostatic plate in the purifying box easily adsorbs the large particle impurities in the oil smoke to influence the electrostatic effect, the large particle impurities easily cause damage to the electrostatic plate and the inner wall of the purifying box under the action of external force, and the service life of the purifying box is shortened.
Disclosure of Invention
The invention aims to provide an electrostatic oil fume purifier capable of filtering particulate matters in advance, which solves the problems that the traditional electrostatic oil fume purifier is easily influenced by large-particle impurities, and the using effect and the service life are reduced.
The invention realizes the purpose through the following technical scheme:
an electrostatic oil fume purifier capable of filtering particulate matters in advance comprises a particulate matter filtering device, a fan and a purifying box which are sequentially connected from front to back, wherein the particulate matter filtering device consists of a main flow pipe and an auxiliary flow pipe, the front end of the main flow pipe is set as an air inlet of the electrostatic oil fume purifier, the rear end of the main flow pipe is communicated with the fan, the auxiliary flow pipe is arranged above the main flow pipe side by side, the front end of the auxiliary flow pipe is communicated with the main flow pipe, the rear end of the auxiliary flow pipe is communicated with the outside atmosphere, a driving mechanism is arranged at a gap between the main flow pipe and the auxiliary flow pipe and is connected with a disk-shaped filter screen, the upper part of the filter screen penetrates through the lower end pipe wall of the auxiliary flow pipe and then abuts against the upper end pipe wall of the auxiliary flow pipe, the auxiliary flow pipe is divided into a front section and a rear section, the lower part of, the cross sections of the main flow pipe and the secondary flow pipe at the position of the filter screen are both in an arc shape.
The flow area of the front end of the main flow pipe is 3-4 times of that of the front end of the secondary flow pipe.
The improved structure of the filter screen is characterized in that a particle baffle is vertically arranged in the secondary flow pipe, the particle baffle is connected with the pipe wall at the lower end of the secondary flow pipe, a certain gap is reserved between the particle baffle and the pipe wall at the upper end of the secondary flow pipe, the particle baffle is positioned at the front side of the upper part of the filter screen at a certain distance, and the pipe wall at the lower end of the secondary flow pipe between the particle baffle and the filter screen sinks to form a particle collecting region.
The further improvement is that a door body is arranged on the wall of the secondary pipe above the particulate matter collecting region.
The further improvement lies in that the filter screen is vertically installed, and all meshes on the filter screen are arranged to be inclined towards the center of the filter screen at the front end.
In a further improvement, all the mesh openings of the filter screen are inclined at an angle of 30 degrees.
The further improvement lies in that the meshes of the filter screen are all set to be of a structure with large apertures at two ends and small aperture in the middle.
The further improvement lies in that the circumferential edge of the filter screen is provided with a dense hairbrush.
The further improvement lies in that foam cotton is arranged on the pipe wall at the lower end of the main flow pipe and the positions, in contact with the side face of the filter screen, of the pipe wall at the upper end of the auxiliary flow pipe.
The invention has the beneficial effects that: add the particulate matter filter equipment in electrostatic oil smoke clarifier, can fully filter the particulate matter in the oil smoke before the purification process, effectively promoted the purification of oil smoke and got rid of efficiency, prolonged the life of plate electrode. In addition, the adopted filter screen structure has the functions of filtering and cleaning by self by utilizing the back blowing effect, particles accumulated on the filter screen are blown down and collected, the back blowing effect does not need to add a fan additionally, the fan of the range hood is shared, and the structure is simplified and the energy consumption is reduced.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a cross-sectional view of the main flow tube and the secondary flow tube at the filter screen location;
FIG. 3 is a cross-sectional view of a filter screen;
in the figure: 1-a fan, 2-a purification box, 3-a main flow pipe, 4-an auxiliary flow pipe, 5-an air inlet, 6-a driving mechanism, 7-a filter screen, 8-a particulate matter baffle, 9-a particulate matter collecting region, 10-a door body, 11-a compact brush and 12-foam cotton.
Detailed Description
The present application will now be described in further detail with reference to the drawings, it should be noted that the following detailed description is given for illustrative purposes only and is not to be construed as limiting the scope of the present application, as those skilled in the art will be able to make numerous insubstantial modifications and adaptations to the present application based on the above disclosure.
Referring to fig. 1 to 3, an electrostatic oil fume purifier capable of pre-filtering particles includes a particle filtering device, a fan 1 and a purifying box 2 connected in sequence. Wherein, the particulate matter filtering device is composed of a main pipe 3 and an auxiliary pipe 4, the front end of the main pipe 3 is provided with an air inlet 5 of the electrostatic oil smoke purifier, namely, the air inlet is used for being connected with an oil smoke suction port, the rear end of the main pipe 3 is communicated with a fan 1, the auxiliary pipe 4 is arranged above the main pipe 3 side by side, the front end of the auxiliary pipe 4 is communicated with the main pipe 3, the rear end is communicated with the outside atmosphere, a driving mechanism 6 is arranged at the gap between the main pipe 3 and the auxiliary pipe 4, the driving mechanism 6 can be a motor for switching on the power supply, the driving mechanism 6 is connected with a disk-shaped filter screen 7, the upper part of the filter screen 7 passes through the lower end pipe wall of the auxiliary pipe 4 and then abuts against the upper end pipe wall of the auxiliary pipe 4, the auxiliary pipe 4 is divided into a front section and a rear section, the lower part of the filter screen 7 passes through the, the main flow pipe 3 and the secondary flow pipe 4 are both arcuate in cross-section at the location of the filter screen 7.
In one embodiment, the flow area of the front end of the main flow pipe 3 is 3-4 times that of the front end of the secondary flow pipe 4. When the fan 1 is operated, air is sucked from the front end of the main flow pipe 3 and the front end of the secondary flow pipe 4 at the same time, and the air suction amount of the main flow pipe 3 is larger than that of the secondary flow pipe 4.
As an embodiment structure, a particulate matter baffle 8 is vertically arranged in the secondary pipe 4, the particulate matter baffle 8 is connected with the pipe wall at the lower end of the secondary pipe 4, a certain gap is reserved between the particulate matter baffle 8 and the pipe wall at the upper end of the secondary pipe 4, the width of the gap is controlled to be 1/3 of the total height, the particulate matter baffle 8 is positioned at a certain distance on the front side of the upper part of the filter screen 7, the general distance is set to be about 50cm, and the pipe wall at the lower end of the secondary pipe 4 between the particulate matter baffle 8 and the filter screen 7 sinks to form. And a door body 10 is arranged on the pipe wall of the auxiliary pipe 4 above the particulate matter collecting region 9.
As an embodiment structure, filter screen 7 is vertical to be installed, and all meshs on filter screen 7 all set up to the front end towards the slope of filter screen 7 centre of a circle direction, and the inclination of meshs is 30, and the meshs of filter screen 7 all set up to the structure that both ends aperture is big, middle aperture is little. Thus, the meshes of the lower part (in the main flow pipe 3) of the filter screen 7 are all inclined at different heights in front and at different heights in back, and the meshes of the upper part (in the auxiliary flow pipe 4) of the filter screen 7 are all inclined at different heights in front and at different heights in back.
As an embodiment structure, the circumferential edge of the filter screen 7 is provided with a dense brush 11, and foam cotton 12 is arranged on the pipe wall at the lower end of the main flow pipe 3 and the position where the pipe wall at the upper end of the secondary flow pipe 4 contacts with the side surface of the filter screen 7. The brush head of the compact brush 11 is abutted against the pipe wall, and the foam cotton 12 is abutted against the side face of the filter screen 7, so that the filter screen 7 is ensured not to pass through a gap between the filter screen 7 and the pipe wall in the rotating process.
The specific operation process of the invention is as follows: start purifying box 2, fan 1 and actuating mechanism 6, fan 1 is breathed in from 3 front ends of mainstream pipe, inhale oil smoke gas, because side flow pipe 4 front ends also communicate with mainstream pipe 3, also can form the air current toward the front end of rear end (external atmosphere) in the side flow pipe 4 simultaneously, guaranteed that oil smoke gas can not get into from side flow pipe 4 in, oil smoke gas is through filter screen 7 lower part, filter doped particulate matter down, because the mesh all is big middle aperture in both ends aperture little, the particulate matter can block in the mesh, including the equal different degree's of mesh high back low slope of lower part on the filter screen 7, can guarantee that the particulate matter can not drop. Under actuating mechanism 6's drive, filter screen 7 rotates slowly at the uniform velocity, the mesh that has the particulate matter just rotates in side-stream pipe 4, be formed with the air current from back to front in side-stream pipe 4, including the equal low back high slope in the front of the different degree of mesh that lies in the upper portion on filter screen 7, the particulate matter just drops very easily, and because air flow and velocity of flow are lower, particulate matter baffle 8 can not be crossed to most particulate matter, directly fall in particulate matter collecting region 9, even have few particulate matter along with the air current reachs in mainstream pipe 3 once more, still can be filtered down, finally all can be collected in particulate matter collecting region 9. The oil smoke gas after the preliminary filtration reaches the purifying box 2 through the fan 1, and the conventional electrostatic oil removing step is carried out.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (8)
1. The utility model provides an electrostatic oil smoke clarifier of filterable particulate matter in advance which characterized in that: the device comprises a particulate matter filtering device, a fan (1) and a purifying box (2) which are sequentially connected from front to back, wherein the particulate matter filtering device consists of a main flow pipe (3) and an auxiliary flow pipe (4), the front end of the main flow pipe (3) is set as an air inlet (5) of the electrostatic oil fume purifier, the rear end of the main flow pipe (3) is communicated with the fan (1), the auxiliary flow pipe (4) is arranged above the main flow pipe (3) side by side, the front end of the auxiliary flow pipe (4) is communicated with the main flow pipe (3), the rear end of the auxiliary flow pipe is communicated with the outside atmosphere, a driving mechanism (6) is arranged at a gap between the main flow pipe (3) and the auxiliary flow pipe (4), the driving mechanism (6) is connected with a filter screen (7) in a disc shape, the upper part of the filter screen (7) passes through the lower end pipe wall of the auxiliary flow pipe (4) and then abuts against the upper end pipe, the lower part of the filter screen (7) penetrates through the upper end pipe wall of the main flow pipe (3) and then abuts against the lower end pipe wall of the main flow pipe (3), the main flow pipe (3) is divided into a front section and a rear section, and the cross sections of the main flow pipe (3) and the auxiliary flow pipe (4) at the position of the filter screen (7) are both arched;
the filter screen (7) is vertically installed, and all meshes on the filter screen (7) are inclined towards the direction of the circle center of the filter screen (7) at the front end.
2. The electrostatic soot purifier of claim 1, wherein said electrostatic soot purifier comprises: the flow area of the front end of the main flow pipe (3) is 3-4 times of that of the front end of the secondary flow pipe (4).
3. The electrostatic soot purifier of claim 1, wherein said electrostatic soot purifier comprises: the particle separating device is characterized in that a particle baffle (8) is vertically arranged in the secondary pipe (4), the particle baffle (8) is connected with the lower end pipe wall of the secondary pipe (4), a certain gap is reserved between the particle baffle (8) and the upper end pipe wall of the secondary pipe (4), the particle baffle (8) is positioned at a certain distance from the front side of the upper part of the filter screen (7), and the lower end pipe wall of the secondary pipe (4) between the particle baffle (8) and the filter screen (7) sinks to form a particle collecting region (9).
4. An electrostatic smoke purifier as defined in claim 3 wherein said electrostatic smoke purifier is adapted to pre-filter particulates therein: and a door body (10) is arranged on the wall of the side flow pipe (4) above the particulate matter collecting region (9).
5. The electrostatic soot purifier of claim 1, wherein said electrostatic soot purifier comprises: the inclination angles of all the meshes on the filter screen (7) are all 30 degrees.
6. The electrostatic soot purifier of claim 1, wherein said electrostatic soot purifier comprises: the meshes of the filter screen (7) are all set to be of a structure with large apertures at two ends and small aperture in the middle.
7. The electrostatic soot purifier of claim 1, wherein said electrostatic soot purifier comprises: the circumferential edge of the filter screen (7) is provided with a dense hairbrush (11).
8. The electrostatic soot purifier of claim 1, wherein said electrostatic soot purifier comprises: foam cotton (12) are arranged on the pipe wall at the lower end of the main flow pipe (3) and the position, in contact with the side face of the filter screen (7), of the pipe wall at the upper end of the auxiliary flow pipe (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811321816.9A CN109621601B (en) | 2018-11-08 | 2018-11-08 | Electrostatic oil smoke purifier capable of pre-filtering particulate matters |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811321816.9A CN109621601B (en) | 2018-11-08 | 2018-11-08 | Electrostatic oil smoke purifier capable of pre-filtering particulate matters |
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| Publication Number | Publication Date |
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| CN109621601A CN109621601A (en) | 2019-04-16 |
| CN109621601B true CN109621601B (en) | 2020-11-13 |
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| CN201811321816.9A Active CN109621601B (en) | 2018-11-08 | 2018-11-08 | Electrostatic oil smoke purifier capable of pre-filtering particulate matters |
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| CN113769489B (en) * | 2021-08-16 | 2023-04-07 | 安庆中船柴油机有限公司 | Exhaust treatment system of marine main engine |
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| FR2478484A1 (en) * | 1980-03-19 | 1981-09-25 | Wanson Constr Mat Therm | APPARATUS FOR THE TREATMENT OF AIR-FILLED WATER VAPORS AND OTHER POLLUTANT VAPORS AND / OR AEROSOLS |
| CN201505477U (en) * | 2009-09-11 | 2010-06-16 | 重庆嘉陵制冷空调设备有限公司 | Water flow rotary dreg removal and anti-block device |
| CN205550568U (en) * | 2016-04-20 | 2016-09-07 | 孙美华 | Electrostatic oil fume purifier |
| CN107511000A (en) * | 2017-09-25 | 2017-12-26 | 郑州天舜电子技术有限公司 | A kind of building engineering construction dust arrester of automatic cleaning function |
| CN108151093A (en) * | 2017-12-23 | 2018-06-12 | 浙江骏辉环保科技有限公司 | Dual circuit lampblack purifying system |
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