CN202803400U - Electric precipitator capable of gathering fine dust at high efficiency - Google Patents
Electric precipitator capable of gathering fine dust at high efficiency Download PDFInfo
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- CN202803400U CN202803400U CN 201220473187 CN201220473187U CN202803400U CN 202803400 U CN202803400 U CN 202803400U CN 201220473187 CN201220473187 CN 201220473187 CN 201220473187 U CN201220473187 U CN 201220473187U CN 202803400 U CN202803400 U CN 202803400U
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Abstract
The utility model discloses an electric precipitator capable of gathering fine dust at high efficiency, aiming at solving the problems of blockage of a transparent duct collecting plate and the like due to the fact that the existing electric precipitator for treating fine dust easily generates corona seal. According to the electric precipitator, a housing (2) which is near to an air inlet (1) is internally provided with an A-type-structure electric field (3) formed by cathode rays (5), labyrinth-type dust collection plates (6) and anode plates (4), the outlet end of the A-type-structure electric field (3) is provided with the labyrinth-type dust collection plates (6) which are perpendicular to the direction of airflow and form a shape of U with the anode plates (4) which are arranged on the two sides of the A-type-structure electric field (3) and are in parallel with the direction of airflow, and openings of the labyrinth-type dust collection plates (6) face to the air inlet (1); and the housing (2) which is near to an air outlet (8) is internally provided with a B-type-structure electric field (7) formed by the cathode rays (5) and the labyrinth-type dust collection plates (6), the inlet end and the outlet end of the B-type-structure electric field (7) are respectively provided with the labyrinth-type dust collection plates (6) which are perpendicular to the direction of airflow and form a square shape with the labyrinth-type dust collection plates (6) which are arranged on the two sides of the B-type-structure electric field (7) and are in parallel with the direction of airflow, the plurality of cathode rays (5) are arranged in a plurality of planes and are arranged in the B-type-structure electric field (7) in parallel with the direction of airflow, and the labyrinth-type dust collection plates (6) are arranged between each two adjacent planes formed by a plurality of cathode rays (5).
Description
Technical field the utility model relates to a kind of electric cleaner, especially relates to a kind of electric cleaner of the efficient capture fine solid particle that is comprised of housing, air inlet, air outlet, ash bucket, cathode line and positive plate.
Background technology is present, a kind of like this electric cleaner is disclosed on the market, its structural group becomes: import smoke box, central enclosure, ash bucket, outlet smoke box, the import smoke box is installed in the housing front end, and the outlet smoke box is installed in the housing rear end, and ash bucket is installed in lower housing portion, the inner electric field of installing of central enclosure, electric field is comprised of positive plate and the negative electrode of parallel airflow, and positive plate parallel airflow direction rearranges a plurality of passages according to certain intervals, and cathode line is installed in the middle of the passage between the positive plate.The electric cleaner operation principle of announcing is: apply negative high voltage by the negative electrode to electric field, make the electric field air ionization produce electric charge, flue dust is charged with electric charge collision realization when the electric field, the charged flue dust collecting of electrostatic field force between anode and the negative electrode is on positive plate and negative electrode, the negative electricity dust toward anode drive into, the positive electricity dust toward negative electrode drive into, reach the purpose of electrostatic dust collection.
Because there is larger defective in this class electric cleaner, the Charged of considerable part can not arrive pole plate or negative electrode is just brought back to the electric field outlet by the air-flow of electric field again.Because the charged difficulty of high specific resistance powder or can not chargedly can not effectively be captured; The ultra-fine grain dust be subjected to the windage of air-flow very large namely enable effectively to be gathered dust also to be easy to again be with by air-flow travel back in the flue gas, dust collection effect is also relatively poor.Therefore, this type of electric cleaner can not reach the outlet concentration of emission less than 50mg/Nm
3Below.
Chinese patent CN101130180B discloses a kind of like this electric cleaner of ultra-low concentration discharge, its design feature is: comprise casing, be respectively equipped with inlet box and air exhaust box in tank ends, be provided with ash bucket at lower box, parallel alternative arrangement is equipped with corona discharge polar curve and open type control of dust plate in casing, they combine the electric field that hoover system, the corona discharge polar curve is electrically connected with the negative pole end of high-voltage dc voltage output, open type control of dust plate is electrically connected and ground connection with the positive terminal of high-voltage dc voltage output, uniform air vent on the open type control of dust plate, open type control of dust plate is by identical shaped U-shaped laths of metal, at a certain distance, certain angle is arranged, and is connected and fixed made by connecting alignment pin; In the casing of deduster, open type control of dust plate and corona discharge polar curve cooperate, and perpendicular to the air motion direction, equidistant, parallel, alternative arrangement is combined into the electric field that hoover with the horizontal dust-collecting net grid of multiple tracks.Because this structure has just adopted open type control of dust plate and corona discharge polar curve to cooperate at the first electric field, perpendicular to the air motion direction, equidistant, parallel, alternative arrangement is combined into the electric field that hoover with the horizontal dust-collecting net grid of multiple tracks.
Because this structure under the working condition of high concentrate dust, produces corona blocking easily, causes the problems such as open type control of dust plate obstruction, can not adapt to the collection of high concentrate dust and crude particle dust.
The summary of the invention the purpose of this utility model provides a kind of high-efficiency electric dust catcher of efficient capture fine solid particle, can adapt to various dust concentration operating modes, can efficiently capture particle dust again, realizes gathering dust fully, reaches the outlet smoke dust discharge concentration less than 10mg/Nm
3Below.
For achieving the above object, the electric cleaner of a kind of efficient capture fine solid particle of the utility model, comprise housing, air inlet, air outlet, ash bucket, cathode line and positive plate, be respectively equipped with air inlet and air outlet at the housing two ends, be provided with ash bucket in lower housing portion, at least be provided with two electric fields in the housing, many cathode line in the electric field are in together on the same plane and are parallel with airflow direction, polylith positive plate in the electric field is in together on the same plane and is parallel with airflow direction, be parallel alternative arrangement between cathode line and the positive plate, be provided with by cathode line near in the housing of air inlet, the A type structure electric field that labyrinth type dust collection plate and positive plate form, the port of export of A type structure electric field is equipped with the labyrinth type dust collection plate vertical with airflow direction, and consist of the U shape with the positive plate parallel with airflow direction on A type structure electric field both sides, its opening is towards air inlet; Be provided with the Type B structure electric field that is formed by cathode line and labyrinth type dust collection plate near in the housing of air outlet, the entrance point of Type B structure electric field and the port of export are respectively arranged with the labyrinth type dust collection plate perpendicular to airflow direction, and consist of a mouthful word shape with the labyrinth type dust collection plate parallel with airflow direction on Type B structure electric field both sides, many cathode line are arranged in a plurality of planes and are arranged on abreast in the Type B structure electric field with airflow direction, are provided with the labyrinth type dust collection plate at adjacent two interplanars that are made of many cathode line.
Near the A type structure electric field of air inlet and near between the Type B structure electric field of air outlet, A type structure electric field also is installed, consist of the large electric field of AAB structure.
Near the A type structure electric field of air inlet and near between the Type B structure electric field of air outlet, Type B structure electric field also is installed, consist of the large electric field of ABB structure.
Near the A type structure electric field of air inlet and near between the Type B structure electric field of air outlet, A type structure electric field and Type B structure electric field also are installed, consist of the large electric field of AABB structure.
Described labyrinth type dust collection plate is comprised of a plurality of labyrinth types piece that gathers dust, and a plurality of labyrinth types are gathered dust the piece setting at grade, and gather dust piece and labyrinth type of labyrinth type gathered dust and arranged at a certain distance between the piece.
The labyrinth type piece that gathers dust is formed by connecting by dust collection plate and the square tube frame that a plurality of cross sections are the U shape, the opening of a plurality of dust collection plates is towards one side, the opening of a plurality of dust collection plates is towards another side, two flangings of dust collection plate are inserted respectively in two dust collection plates of another side, the inner surface of two dust collection plates of dust collection plate flanging and another side leaves the gap, leave the gap between the flanging outer surface of adjacent two dust collection plates, form labyrinth passage, be convenient to the air-flow deceleration and pass through, above-mentioned dust collection plate all is arranged in the square tube frame.
After adopting this structure, owing to be provided with the A type structure electric field that is formed by cathode line, labyrinth type dust collection plate and positive plate near in the housing of air inlet, the port of export of A type structure electric field is equipped with the labyrinth type dust collection plate vertical with airflow direction, and consist of the U shape with the positive plate parallel with airflow direction on A type structure electric field both sides, its opening is towards air inlet; Be provided with the Type B structure electric field that is formed by cathode line and labyrinth type dust collection plate near in the housing of air outlet, the entrance point of Type B structure electric field and the port of export are respectively arranged with the labyrinth type dust collection plate perpendicular to airflow direction, and consist of a mouthful word shape with the labyrinth type dust collection plate parallel with airflow direction on Type B structure electric field both sides, many cathode line are arranged in a plurality of planes and are arranged on abreast in the Type B structure electric field with airflow direction, are provided with the labyrinth type dust collection plate at adjacent two interplanars that are made of many cathode line.Can highly adapt to various dust concentration operating modes thereby reach, can efficiently capture particle dust again, realize gathering dust fully, guarantee that the outlet smoke dust discharge concentration is less than 10mg/Nm
3Following purpose.
The utility model is described in further detail below in conjunction with drawings and Examples for description of drawings.
Fig. 1 is the main cross-sectional schematic of the electric cleaner of a kind of efficient capture fine solid particle of the utility model.
Fig. 2 is the main cross-sectional schematic of the utility model the second embodiment.
Fig. 3 is the main cross-sectional schematic of the third embodiment of the utility model.
Fig. 4 is the main cross-sectional schematic of the 4th kind of embodiment of the utility model.
Fig. 5 is the main cross-sectional schematic of the electric cleaner labyrinth type dust collection plate of a kind of efficient capture fine solid particle of the utility model.
Among the figure: 1. air inlet 2. housing 3.A type structure electric fields 4. positive plates 5. cathode line 6. labyrinth type dust collection plate 7.B type structure electric fields 8. air outlets 9. labyrinth types piece 10. dust collection plates 11. square tube frames that gather dust.
The electric cleaner of a kind of efficient capture fine solid particle of specific embodiment the utility model shown in Figure 1, comprise housing, air inlet, air outlet, ash bucket, cathode line and positive plate, be respectively equipped with air inlet and air outlet at the housing two ends, be provided with ash bucket in lower housing portion, at least be provided with two electric fields in the housing, many cathode line in the electric field are in together on the same plane and are parallel with airflow direction, polylith positive plate in the electric field is in together on the same plane and is parallel with airflow direction, be parallel alternative arrangement between cathode line and the positive plate, be provided with by cathode line 5 near in the housing 2 of air inlet 1, the A type structure electric field 3 that labyrinth type dust collection plate 6 and positive plate 4 form, the port of export of A type structure electric field 3 is equipped with the labyrinth type dust collection plate 6 vertical with airflow direction, and consist of the U shape with the positive plate parallel with airflow direction 4 on A type structure electric field 3 both sides, its opening is towards air inlet 1; Be provided with the Type B structure electric field 7 that is formed by cathode line 5 and labyrinth type dust collection plate 6 near in the housing 2 of air outlet 8, the entrance point of Type B structure electric field 7 and the port of export are respectively arranged with the labyrinth type dust collection plate 6 perpendicular to airflow direction, and consist of a mouthful word shape with the labyrinth type dust collection plate parallel with airflow direction 6 on Type B structure electric field 7 both sides, many cathode line 5 are arranged in a plurality of planes and are arranged on abreast in the Type B structure electric field 7 with airflow direction, are provided with labyrinth type dust collection plate 6 at adjacent two interplanars that are made of many cathode line 5; The second embodiment shown in Figure 2 also is equipped with A type structure electric field 3 near the A type structure electric field 3 of air inlet 1 and near between the Type B structure electric field 7 of air outlet 8, consists of the large electric field of AAB structure; The third embodiment shown in Figure 3 also is equipped with Type B structure electric field 7 near the A type structure electric field 3 of air inlet 1 and near between the Type B structure electric field 7 of air outlet 8, consists of the large electric field of ABB structure; The 4th kind of embodiment shown in Figure 4 also is equipped with A type structure electric field 3 and Type B structure electric field 7 near the A type structure electric field 3 of air inlet 1 and near between the Type B structure electric field 7 of air outlet 8, consists of the large electric field of AABB structure; Described labyrinth type dust collection plate 6 shown in Figure 5 is comprised of a plurality of labyrinth types piece 9 that gathers dust, and a plurality of labyrinth types piece 9 that gathers dust arranges at grade, labyrinth type piece 9 and the labyrinth type at a certain distance setting between the piece 9 of gathering dust of gathering dust; The labyrinth type piece 9 that gathers dust is formed by connecting by dust collection plate 10 and the square tube frame 11 that a plurality of cross sections are the U shape, the opening of a plurality of dust collection plates 10 is towards one side, the opening of a plurality of dust collection plates 10 is towards another side, 10 two flangings of dust collection plate are inserted respectively in two dust collection plates 10 of another side, the inner surface of two dust collection plates 10 of dust collection plate 10 flangings and another side leaves the gap, leave the gap between the flanging outer surface of adjacent two dust collection plates 10, form labyrinth passage, be convenient to the air-flow deceleration and pass through, above-mentioned dust collection plate 10 all is arranged in the square tube frame 11.
When a kind of electric cleaner of efficient capture fine solid particle is in running order, enter the A type structure electric field 3 that is the U shape by air inlet 1 with the dust air-flow, after fully charged, charged adsorbing powder dust is on positive plate 4, this electric field captures most of Charged, can adapt to the high concentrate dust operating mode, part fails to be reached not by the Charged that positive plate 4 captures, and Charged is taken to 3 outlets of A type structure electric field by flue gas, flue gas is by A type structure electric field 3 port of export labyrinth type dust collection plates 6, Charged is subjected to electrostatic interaction to be adsorbed on port of export labyrinth type dust collection plate 6 on the one hand, dust dust when port of export labyrinth type dust collection plate 6 rotates in labyrinth type dust collection plate 6 with air-flow on the other hand, collision is captured by labyrinth type dust collection plate 6, what therefore the A type structure electric field 3 of prime electric field port of export labyrinth type dust collection plate 6 capture considerable parts failed to capture is charged, Charged does not comprise particle dust, thereby greatly improves dust-collecting efficiency.When through A type structure electric field 3 port of export, air-flow is shunted to the left and right by labyrinth type dust collection plate 6, through repeatedly turning, remerge into many threads after gathering dust and enter next electric field, it is fully charged for fine solid particle is obtained, can effectively be captured by labyrinth type dust collection plate 6, need make air-flow enter labyrinth type dust collection plate 6 on Type B structure electric field 7 entrance points, the labyrinth type dust collection plate 6 of entrance point plays water conservancy diversion, redistribute the auxiliary effect of gathering dust in air-flow and labyrinth, adjust the labyrinth intermittently, control the distribution of air flow of each passage, adjusting and change flue gas are in the trend of Type B structure electric field 7, air-flow velocity is reduced, air-flow low speed passes the labyrinth type dust collection plate 6 of the parallel airflow direction of Type B structure electric field 7, positively charged adsorbing powder dust is on cathode line 5, electronegative part of dust is captured towards 6 motions of labyrinth type dust collection plate, when air-flow trend for towards labyrinth type dust collection plate 6 time, positive charge dust and other dust comprise that high resistivity dust and particle dust are all captured by labyrinth type dust collection plate 6, therefore reach the effect of gathering dust fully, thereby greatly improve efficiency of dust collection, also realize the efficient capture to high resistivity dust and particle dust, flue gas passes the labyrinth type dust collection plate 6 of the port of export at last from the port of export of Type B structure electric field 7, it is charged that the labyrinth type dust collection plate 6 capture Type B structure electric fields 7 of the port of export fail to capture, Charged does not comprise particle dust, high resistivity dust realizes that finally electric cleaner efficiently captures the purpose of processing fine solid particle.
Claims (6)
1. efficient electric cleaner that captures fine solid particle, comprise housing, air inlet, air outlet, ash bucket, cathode line and positive plate, be respectively equipped with air inlet and air outlet at the housing two ends, be provided with ash bucket in lower housing portion, at least be provided with two electric fields in the housing, many cathode line in the electric field are in together on the same plane and are parallel with airflow direction, polylith positive plate in the electric field is in together on the same plane and is parallel with airflow direction, be parallel alternative arrangement between cathode line and the positive plate, it is characterized in that: be provided with by cathode line (5) near in the housing (2) of air inlet (1), the A type structure electric field (3) that labyrinth type dust collection plate (6) and positive plate (4) form, the port of export of A type structure electric field (3) is equipped with the labyrinth type dust collection plate (6) vertical with airflow direction, and consist of the U shape with the positive plate (4) parallel with airflow direction on A type structure electric field (3) both sides, its opening is towards air inlet (1); Be provided with the Type B structure electric field (7) that is formed by cathode line (5) and labyrinth type dust collection plate (6) near in the housing (2) of air outlet (8), the entrance point of Type B structure electric field (7) and the port of export are respectively arranged with the labyrinth type dust collection plate (6) perpendicular to airflow direction, and consist of a mouthful word shape with the labyrinth type dust collection plate (6) parallel with airflow direction on Type B structure electric field (7) both sides, many cathode line (5) are arranged in a plurality of planes and are arranged on abreast in the Type B structure electric field (7) with airflow direction, are provided with labyrinth type dust collection plate (6) at adjacent two interplanars that are made of many cathode line (5).
2. the electric cleaner of a kind of efficient capture fine solid particle according to claim 1, it is characterized in that: between A type structure electric field (3) and the close Type B structure electric field (7) of air outlet (8) near air inlet (1), A type structure electric field (3) also is installed, consists of the large electric field of AAB structure.
3. the electric cleaner of a kind of efficient capture fine solid particle according to claim 1, it is characterized in that: between A type structure electric field (3) and the close Type B structure electric field (7) of air outlet (8) near air inlet (1), Type B structure electric field (7) also is installed, consists of the large electric field of ABB structure.
4. the electric cleaner of a kind of efficient capture fine solid particle according to claim 1, it is characterized in that: between A type structure electric field (3) and the close Type B structure electric field (7) of air outlet (8) near air inlet (1), A type structure electric field (3) and Type B structure electric field (7) also are installed, consist of the large electric field of AABB structure.
5. the electric cleaner of a kind of efficient capture fine solid particle according to claim 1, it is characterized in that: described labyrinth type dust collection plate (6) is comprised of a plurality of labyrinth types piece (9) that gathers dust, a plurality of labyrinth types piece (9) that gathers dust arranges at grade, labyrinth type piece (9) and the labyrinth type at a certain distance setting between the piece (9) of gathering dust of gathering dust.
6. the electric cleaner of a kind of efficient capture fine solid particle according to claim 5, it is characterized in that: the labyrinth type piece (9) that gathers dust is formed by connecting by dust collection plate (10) and the square tube frame (11) that a plurality of cross sections are the U shape, the opening of a plurality of dust collection plates (10) is towards one side, the opening of a plurality of dust collection plates (10) is towards another side, (10) two flangings of dust collection plate are inserted respectively in two dust collection plates (10) of another side, the inner surface of two dust collection plates (10) of dust collection plate (10) flanging and another side leaves the gap, leave the gap between the flanging outer surface of adjacent two dust collection plates (10), form labyrinth passage, be convenient to the air-flow deceleration and pass through, above-mentioned dust collection plate (10) all is arranged in the square tube frame (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220473187 CN202803400U (en) | 2012-09-07 | 2012-09-07 | Electric precipitator capable of gathering fine dust at high efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220473187 CN202803400U (en) | 2012-09-07 | 2012-09-07 | Electric precipitator capable of gathering fine dust at high efficiency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202803400U true CN202803400U (en) | 2013-03-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220473187 Expired - Fee Related CN202803400U (en) | 2012-09-07 | 2012-09-07 | Electric precipitator capable of gathering fine dust at high efficiency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202803400U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102861670A (en) * | 2012-09-07 | 2013-01-09 | 张前铭 | Electric dust remover for efficiently catching fine dust |
| CN103585844A (en) * | 2013-09-24 | 2014-02-19 | 何宗彦 | Gas purification device, multifunctional electronic respirator and dust cup |
-
2012
- 2012-09-07 CN CN 201220473187 patent/CN202803400U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102861670A (en) * | 2012-09-07 | 2013-01-09 | 张前铭 | Electric dust remover for efficiently catching fine dust |
| CN103585844A (en) * | 2013-09-24 | 2014-02-19 | 何宗彦 | Gas purification device, multifunctional electronic respirator and dust cup |
| CN103585844B (en) * | 2013-09-24 | 2015-06-10 | 何宗彦 | Multifunctional electronic respirator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Zhang Qianming Document name: Notification of Termination of Patent Right |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20150907 |
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| EXPY | Termination of patent right or utility model |