CN203678535U - Electric dust collector capable of remarkably improving dust collection efficiency - Google Patents
Electric dust collector capable of remarkably improving dust collection efficiency Download PDFInfo
- Publication number
- CN203678535U CN203678535U CN201320875778.8U CN201320875778U CN203678535U CN 203678535 U CN203678535 U CN 203678535U CN 201320875778 U CN201320875778 U CN 201320875778U CN 203678535 U CN203678535 U CN 203678535U
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- China
- Prior art keywords
- dust
- dust collector
- exhaust gases
- gases passes
- collector pole
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- Expired - Lifetime
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- 239000000428 dust Substances 0.000 title claims abstract description 68
- 239000007789 gas Substances 0.000 claims description 55
- 239000011324 bead Substances 0.000 claims description 10
- 239000000779 smoke Substances 0.000 abstract 7
- 230000000903 blocking effect Effects 0.000 abstract 1
- 238000007599 discharging Methods 0.000 abstract 1
- 230000004048 modification Effects 0.000 abstract 1
- 238000012986 modification Methods 0.000 abstract 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 14
- 239000003546 flue gas Substances 0.000 description 13
- 230000005684 electric field Effects 0.000 description 11
- 230000033001 locomotion Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009466 transformation Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
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Abstract
The utility model discloses an electric dust collector capable of remarkably improving the dust collection efficiency, and relates to an electric dust collector. The electric dust collector comprises a shell with a dust-removal cavity inside, wherein one side of the shell is communicated with an air inlet device, the other side of the shell is communicated with an exhaust device, a plurality of layers of grounded first dust collection electrodes are arranged in the dust-removal cavity, the dust-removal cavity is divided by the first dust collection electrodes into a plurality of smoke passages which are arranged in parallel, a cathode is arranged in each smoke passage, one end of each smoke passage corresponds to the air inlet device, the other end of each smoke passage corresponds to the exhaust device, two ends of each smoke passage are respectively provided with second dust collection electrodes at intervals, which are used for blocking the end part of the smoke passage and are grounded, and a plurality of wind screens on two ends of each smoke passage are distributed in a staggered manner. The electric dust collector is improved on the basis of the existing dust collectors, is simple in structure and easy to popularize and has the characteristic of low modification cost, and the discharging index of the existing dust collector can be effectively reduced.
Description
Technical field
The utility model relates to deduster, is specifically related to a kind of electric cleaner that can significantly improve dust-collecting efficiency.
Background technology
At present, because the deduster discharge index of national regulation improves constantly, therefore more and more higher to the requirement of cleaner reform project, deduster industry is faced with new challenges.The up-to-date discharge standard of country of deduster is for being not more than 30mg/m
3, and the discharge index of existing deduster is for being not more than 50mg/m
3, therefore need to develop a kind of novel deduster, can not only meet the up-to-date discharge standard of country, and this novel deduster can also meet newly-built and requirement transformation project simultaneously.
Summary of the invention
The purpose of this utility model is the deficiency existing in order to overcome above-mentioned background technology, and provides a kind of simple in structure and can significantly improve the electric cleaner of dust-collecting efficiency.
To achieve these goals, the technical solution of the utility model is: the electric cleaner that can significantly improve dust-collecting efficiency, comprise that inside is provided with the housing of dedusting cavity, one side of housing communicates with inlet duct, the opposite side of housing communicates with exhaust apparatus, in described dedusting cavity, be provided with the first dust collector pole of multilayer ground connection, described dedusting cavity is divided into multiple exhaust gases passes that are arranged in parallel by the first dust collector pole, in exhaust gases passes, be provided with negative electrode, described exhaust gases passes one end is corresponding with inlet duct, the exhaust gases passes other end is corresponding with exhaust apparatus, it is characterized in that: the two ends of described multiple exhaust gases passes that are arranged in parallel respectively interval are furnished with exhaust gases passes end is blocked and the second dust collector pole of ground connection, the deep bead at described multiple exhaust gases passes two ends that are arranged in parallel is interlaced arrangement.
When arranging after the second dust collector pole in exhaust gases passes end, enter in adjacent exhaust gases passes from one of them exhaust gases passes having more flue gas, so that the first dust collector pole and the second dust collector pole catch, and then make the operating efficiency of electric cleaner higher.
When negative electrode access high voltage source, when the first dust collector pole and the second dust collector pole ground connection, between negative electrode, the first dust collector pole and the second dust collector pole, can form dust collection electric field.Described dust collection electric field has not only expanded specific collection area, and the dust that makes to enter exhaust gases passes is charged and evenly move towards both sides in electric field, thereby Charged can be received by the first dust collector pole, also can be received by the second dust collector pole, has improved dust-collecting efficiency.
In technique scheme, described first gathers dust very with the porous plate in hole.The percent opening of described porous plate is 30%～60%.Described the first dust collector pole is made up of multiple spaced apart stripe board.Spacing between adjacent two stripe board is 50mm～150mm.
In the time gathering dust very with the porous plate in hole or spaced apart stripe board, the range of movement of flue gas in dedusting cavity will be larger, will have more Chargeds and be caught by the first dust collector pole and the second dust collector pole, thereby make efficiency of dust collection of the present utility model higher.
In technique scheme, described negative electrode is plate type electrode, and cathode surface has the passage passing for air-flow.
The above-mentioned passage passing for air-flow can make the flue gas of more crossing enter adjacent exhaust gases passes from one of them exhaust gases passes, thereby has improved efficiency of dust collection of the present utility model.
The utility model compared with prior art has following beneficial effect,
1. enter the flue gas of electric field, move towards both sides in electric field, be split into flow-disturbing, flue gas is changing when direction, and the kinetic energy rejection of particle is conducive to increase the capture ability of electric field.
2. the utility model can not only gather dust by the first dust collector pole, and can also gather dust by the second dust collector pole, has increased specific collection area, is conducive to gather dust.
3. the air-flow that flue gas forms in exhaust gases passes is evenly distributed, and has eliminated the eddy current of flue gas in electric field.
4. the utility model improves and gets on existing dust catcher foundation, and it is simple in structure, is easy to promote, and has the advantages that for transformation project improvement cost is low, can effectively reduce the discharge index of existing deduster.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the axonometric drawing of the utility model while not comprising the auxiliary equipment such as inlet duct, exhaust apparatus and ash bucket.
Fig. 3 is the drawing in side sectional elevation of dedusting cavity inner gas passage, and wherein, arrow represents that flue gas is entering after housing, the movement locus of flue gas and the direction of motion thereof.
Fig. 4 is the structural representation of stripe board of the present utility model.
Fig. 5 is the structural representation of porous plate of the present utility model.
1-inlet duct in figure, 2-dust collector pole, 2a-porous plate, 2b-stripe board, the dedusting cavity in 3-housing, 4-power supply, 5-negative electrode, 6-housing, 7-exhaust apparatus, 8-ash bucket, 9-the second dust collector pole, 10-exhaust gases passes.
The specific embodiment
Describe performance of the present utility model in detail below in conjunction with accompanying drawing, but they do not form to restriction of the present utility model, only for example.Make advantage of the present utility model more know and easily understand by explanation simultaneously.
Consult accompanying drawing known: the electric cleaner that can significantly improve dust-collecting efficiency, comprise that inside is provided with the housing 6 of dedusting cavity 3, one side of housing 6 communicates with inlet duct 1, the opposite side of housing 6 communicates with exhaust apparatus 7, in described dedusting cavity 3, be provided with the first dust collector pole 2 of multilayer ground connection, described dedusting cavity 3 is divided into multiple exhaust gases passes that are arranged in parallel 10 by the first dust collector pole 2, in exhaust gases passes 10, be provided with negative electrode 5, described exhaust gases passes 10 one end are corresponding with inlet duct 1, and exhaust gases passes 10 other ends are corresponding with exhaust apparatus 7.One end of some exhaust gases passes in described multiple exhaust gases passes 10 is connected with the second dust collector pole 9, the other end of its another adjacent exhaust gases passes 10 is connected with the second dust collector pole 9, by said structure, the utility model has been realized the second dust collector pole 9 alternately arranging at exhaust gases passes 10 two ends.
In practical work process, described multiple exhaust gases passes 10 is made up of the odd number exhaust gases passes of alternately arranging and even number exhaust gases passes, between the second dust collector pole 9 and exhaust gases passes 10, can be connected by following technical solution: the gas outlet of a. odd number exhaust gases passes is connected with deep bead 9, and the air inlet of even number exhaust gases passes is connected with deep bead 9.B. the air inlet of odd number exhaust gases passes 13 is connected with deep bead 9, and the gas outlet of even number exhaust gases passes is connected with deep bead 9.C. the air inlet of odd number exhaust gases passes is connected with deep bead 9, and the gas outlet of even number exhaust gases passes is connected with deep bead 9.D. the gas outlet of odd number exhaust gases passes is connected with deep bead 9, and the air inlet of even number exhaust gases passes is connected with deep bead 9.
The first dust collector pole 2 is also referred to as positive plate in the prior art.Negative electrode 5 can be the positive electrode being electrically connected with positive supply, can be also the negative electrode being electrically connected with negative supply.Preferably, negative electrode 5 is located at the centre of described exhaust gases passes.Preferably, negative electrode 5 can and the first dust collector pole 2 between be and be arranged in parallel.Preferably, multiple spaced holes can be set using the passage as passing for flue gas on negative electrode 5.
In the high voltage electric field of housing 6, dispose two cover insulation and rapping apparatus.When arranging after the second dust collector pole 9 in exhaust gases passes 10 ends, enter in adjacent exhaust gases passes from one of them exhaust gases passes having more flue gas, so that the first dust collector pole 2 and the second dust collector pole 9 catch, and then make the operating efficiency of electric cleaner higher.
Operation principle of the present utility model is: when the flue gas with dust enters after the exhaust gases passes in housing by inlet duct 1, in the ionic discharge district of flue gas in housing, under the effect of region of discharge high voltage electric field, flue gas is ionized.In the time that negative electrode 5 accesses high voltage source 4, the first dust collector poles 2 and the second dust collector pole 9 ground connection, negative electrode 5 forms dust collection electric field respectively and between the first dust collector pole 2 and the second dust collector pole 9.The dust that enters exhaust gases passes is charged and evenly move towards both sides in electric field, be split into flow-disturbing, and enter adjacent exhaust gases passes by the hole on flow-disturbing mouth (gap between adjacent bar plate 2b) or porous plate 2a, Charged can be received by the first dust collector pole, also can be received by the second dust collector pole, improve dust-collecting efficiency.
The first upper dust collector pole 2 in electric precipitation region is made up of conventional pole plate or stripe board 2b, as used pole plate, perforate on pole plate (being porous plate 2a), percent opening is 30%～60%, as use stripe board 2b, between adjacent two stripe board 2b, keep certain gap, gap is generally 50mm～150mm, and dust-contained airflow flows to adjacent exhaust gases passes by the gap between the hole on porous plate 2a or adjacent two stripe board 2b.
Other unaccounted part all belongs to prior art.
Claims (6)
1. can significantly improve the electric cleaner of dust-collecting efficiency, comprise that inside is provided with the housing of dedusting cavity (3) (6), one side of housing (6) communicates with inlet duct (1), the opposite side of housing (6) communicates with exhaust apparatus (7), in described dedusting cavity (3), be provided with first dust collector pole (2) of multilayer ground connection, described dedusting cavity (3) is divided into multiple exhaust gases passes that are arranged in parallel (10) by the first dust collector pole (2), in exhaust gases passes (10), be provided with negative electrode (5), described exhaust gases passes (10) one end is corresponding with inlet duct (1), exhaust gases passes (10) other end is corresponding with exhaust apparatus (7), it is characterized in that: the two ends of described multiple exhaust gases passes that are arranged in parallel (10) respectively interval are furnished with exhaust gases passes (10) end is blocked and second dust collector pole (9) of ground connection, the deep bead (9) at described multiple exhaust gases passes that are arranged in parallel (10) two ends is interlaced arrangement.
2. the electric cleaner that can significantly improve dust-collecting efficiency according to claim 1, is characterized in that: described the first dust collector pole (2) is with porose porous plate (2a).
3. the electric cleaner that can significantly improve dust-collecting efficiency according to claim 2, is characterized in that: the percent opening of described porous plate (2a) is 30%～60%.
4. the electric cleaner that can significantly improve dust-collecting efficiency according to claim 1, is characterized in that: described the first dust collector pole (2) is made up of multiple spaced apart stripe board (2b).
5. the electric cleaner that can significantly improve dust-collecting efficiency according to claim 4, is characterized in that: the spacing between adjacent two stripe board (2b) is 50mm～150mm.
6. according to the electric cleaner that can significantly improve dust-collecting efficiency described in any one claim in claim 1 to 5, it is characterized in that: described negative electrode (5) is plate type electrode, negative electrode (5) surface has the passage passing for air-flow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320875778.8U CN203678535U (en) | 2013-12-27 | 2013-12-27 | Electric dust collector capable of remarkably improving dust collection efficiency |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320875778.8U CN203678535U (en) | 2013-12-27 | 2013-12-27 | Electric dust collector capable of remarkably improving dust collection efficiency |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203678535U true CN203678535U (en) | 2014-07-02 |
Family
ID=51000497
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320875778.8U Expired - Lifetime CN203678535U (en) | 2013-12-27 | 2013-12-27 | Electric dust collector capable of remarkably improving dust collection efficiency |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203678535U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108114814A (en) * | 2017-12-19 | 2018-06-05 | 华中科技大学 | A kind of electrostatic precipitator |
| CN108855624A (en) * | 2018-08-14 | 2018-11-23 | 上海联达节能科技股份有限公司 | A kind of dogleg passage electric precipitator |
-
2013
- 2013-12-27 CN CN201320875778.8U patent/CN203678535U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108114814A (en) * | 2017-12-19 | 2018-06-05 | 华中科技大学 | A kind of electrostatic precipitator |
| CN108114814B (en) * | 2017-12-19 | 2020-02-14 | 华中科技大学 | Electrostatic dust collection device |
| CN108855624A (en) * | 2018-08-14 | 2018-11-23 | 上海联达节能科技股份有限公司 | A kind of dogleg passage electric precipitator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140702 |
|
| CX01 | Expiry of patent term |