CN203874903U - Wet-type electric filtration device with high gas speed and high efficiency for deeply treating PM2.5 - Google Patents
Wet-type electric filtration device with high gas speed and high efficiency for deeply treating PM2.5 Download PDFInfo
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- CN203874903U CN203874903U CN201420093328.8U CN201420093328U CN203874903U CN 203874903 U CN203874903 U CN 203874903U CN 201420093328 U CN201420093328 U CN 201420093328U CN 203874903 U CN203874903 U CN 203874903U
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Abstract
The utility model relates to a wet-type electric filtration device with high gas speed and high efficiency for deeply treating PM2.5. The wet-type electric filtration device comprises a main shell and an electrode separation device which is arranged in the main shell, wherein a lower gas chamber is formed in the lower part of the main shell, and an upper gas chamber is formed in the upper part of the main shell; a waste gas inlet and a drain outlet are formed in the lower gas chamber; a gas distribution device is arranged in a junction between the lower gas chamber and the main shell; a gas outlet is formed in the top of the upper gas chamber; the electrode separation device comprises a negative electrode device, a positive electrode device and a power supply device; the positive electrode device is a cellular conductive composite material tube bundle; the negative electrode device comprises a negative electrode connection plate arranged in the upper gas chamber and a plurality of negative electrode guide wires which are suspended on a negative electrode connection plate; the negative electrode guide wires penetrate through the cellular conductive composite material tube bundle in a one-to-one correspondence manner; a counter weight is connected with the lower end of each negative electrode guide wire. With the adoption of the wet-type electric filtration device with high gas speed and high efficiency for deeply treating PM2.5, an ideal effect of collecting micro and viscous PM2.5 dust with high resistance ratio, aerosol, tiny metal particles, dioxin and the like can be achieved.
Description
Technical field
The utility model relates to electric dust-removing equipment technical field, the high high cycle speed effect of especially a kind of PM2.5 deep treatment wet type electrofiltration equipment.
Background technology
" China is that world PM2.5 pollutes one of the most serious area at present ", the PM2.5 index in the most serious London of air pollution is about 10 to 20 microgram/cubic meters in history, and Beijing has reached 90 micrograms/cubic meter left and right in peak period, the cities such as Guangzhou have also reached 50 micrograms/cubic meter left and right.PM2.5 fine grained, is the portable object of virus, bacterium, harmful substance, and human physiological structure has determined PM2.5 without any filtration, obstruction ability.After the industry desulphurization denitrations such as oil, chemical industry, electric power, metallurgy, cement, weaving, biology, medicine, in wet flue gas, contain the fine grained pollutants (PM2.5) such as a large amount of fine solid particles, aerosol, acid mist, heavy metal, for control haze, need a kind of green technology equipment of good dedusting effect.
The cleaner of domestic current seizure Combustion Source particle mainly contains: mechanical dust collector, sack cleaner, electric cleaner, electric-bag complex dust collector etc.But the minimum grain size that these equipment can only be removed is the pollutant of 40-50 μ m, particle diameter is less than the drop of 40 μ m and fine dust, particulate etc. and cannot removes.Namely the fine particle of PM2.5 is not had to effect or poor effect.
Utility model content
The technical problems to be solved in the utility model is: overcome and in prior art, be difficult to remove fine grained pollutant and insulated case of the prior art and have hot flue gas and fine solid particle, droplet to enter, the reliability of insulated case is affected, produce the technical problem of " pollution flashover " phenomenon, the high high cycle speed effect of a kind of PM2.5 deep treatment wet type electrofiltration equipment is provided, effectively, efficiently removes fine grained pollutant.
The utility model solves the technical scheme that its technical problem adopts: the high high cycle speed effect of a kind of PM2.5 deep treatment wet type electrofiltration equipment, comprise main casing and be arranged at the electrode separation device in main casing, the bottom of described main casing is provided with lower chamber, top is provided with upper chamber, on described lower chamber, offer exhaust gas inlet and sewage draining exit, the junction of lower chamber and main casing is provided with distribution device in gas-fluid, and the top of described upper chamber has exhaust outlet; Described electrode separation device comprises cathode assembly, anode assembly and electric supply installation; Described anode assembly is the tube bank of honeycomb fashion conducing composite material; Described cathode assembly comprises and is positioned at the negative electrode connecting plate of upper chamber and hangs on the some cathode wires on negative electrode connecting plate, described cathode wire one by one correspondence is arranged in the tube bank of honeycomb fashion conducing composite material, and the lower end of each cathode wire connects a weight; Described electric supply installation comprises the insulated case that is positioned at upper chamber top, is provided with electric energy introducing device in described insulated case, and described electric energy introducing device is connected by wire with negative electrode connecting plate.Described insulated case is provided with the positive-pressure protecting device that blasts hot blast to insulated case inside.Stop hot flue gas and fine solid particle, droplet to enter, guarantee that casing insulating properties is more reliable, effectively avoid the generation of " pollution flashover " phenomenon.
Further, in described upper chamber, be also provided with for improving the sprayer unit of electric conductivity in main casing.Be conducive to increase the moisture in smoke gas flow and strengthen electric conductivity, accelerating the migration velocity of corona zone dust granules anode.
Further, for making gas more uniformly through electrode separation device, described distribution device in gas-fluid comprises gas guide board and gas distribution grid, and described gas distribution grid is positioned at the top of gas guide board.
Further, for preventing that weight from rocking, between described weight, be provided with fixture.Avoid cathode wire to occur rocking the reduction that causes efficiency of dust collection because of the flushing of high gas speed air-flow.
The beneficial effects of the utility model are, the high high cycle speed effect of PM2.5 deep treatment of the present utility model wet type electrofiltration equipment has ideal trapping effect to fine/viscosity/high resistance than PM2.5 dust, aerosol, tiny metallic particles and dioxin etc.; There is the advantages such as high temperature resistant, electric conductivity is strong, demist efficiency is high, fire resistance good, processing and manufacturing installation period is short, compact conformation, stable performance, long service life.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Fig. 1 be the high high cycle speed of PM2.5 deep treatment of the present utility model effect wet type electrofiltration equipment preferred embodiment partly cut open figure;
Fig. 2 is the structure chart of the tube bank of honeycomb fashion conducing composite material and cathode wire.
In figure: 1. main casing, 2. lower chamber, 21. exhaust gas inlet, 22. sewage draining exits, 3. upper chamber, 31. exhaust outlets, 4. distribution device in gas-fluid, 41. gas guide boards, 42. gas distribution grids, 5. electrode separation device, 51. honeycomb fashion conducing composite material tube banks, 52. negative electrode connecting plates, 53. cathode wires, 54. weights, 6. insulated case.
The specific embodiment
By reference to the accompanying drawings the utility model is described in further detail now.These accompanying drawings are the schematic diagram of simplification, basic structure of the present utility model is only described in a schematic way, so it only show the formation relevant with the utility model.
As depicted in figs. 1 and 2, the high high cycle speed effect of a kind of PM2.5 deep treatment of the present utility model wet type electrofiltration equipment, comprise main casing 1 and be arranged at the electrode separation device 5 in main casing 1, the bottom of described main casing 1 is provided with lower chamber 2, top is provided with upper chamber 3, on described lower chamber 2, offer exhaust gas inlet 21 and sewage draining exit 22, lower chamber 2 is provided with distribution device in gas-fluid 4 with the junction of main casing 1, and the top of described upper chamber 3 has exhaust outlet 31; Described electrode separation device 5 comprises cathode assembly, anode assembly and electric supply installation; Described anode assembly is honeycomb fashion conducing composite material tube bank 51; Described cathode assembly comprises and is positioned at the negative electrode connecting plate 52 of upper chamber and hangs on the some cathode wires 53 on negative electrode connecting plate 52, described cathode wire 53 one by one correspondence is arranged in honeycomb fashion conducing composite material tube bank 51, and the lower end of each cathode wire 53 connects a weight 54; Described electric supply installation comprises the insulated case 6 that is positioned at upper chamber 3 tops, in described insulated case 6, is provided with electric energy introducing device, and described electric energy introducing device is connected by wire with negative electrode connecting plate 52.Described insulated case 6 is provided with the positive-pressure protecting device that blasts hot blast to insulated case inside.Stop hot flue gas and fine solid particle, droplet to enter, guarantee that casing insulating properties is more reliable, effectively avoid the generation of " pollution flashover " phenomenon.
Further, in described upper chamber 3, be also provided with for improving the sprayer unit 7 of main casing 1 interior electric conductivity.Be conducive to increase the moisture in smoke gas flow and strengthen electric conductivity, accelerating the migration velocity of corona zone dust granules anode.
Further, for making gas more uniformly through electrode separation device 5, described distribution device in gas-fluid 4 comprises gas guide board 41 and gas distribution grid 42, and described gas distribution grid 42 is positioned at the top of gas guide board 41.
Further, for preventing that weight 54 from driving cathode wire 53 to rock, and is provided with fixture between described weight 54.Avoid cathode wire 53 to occur rocking the reduction that causes efficiency of dust collection because of the flushing of high gas speed air-flow.
Below in conjunction with concrete use, introduce the utility model, waste gas is introduced to lower chamber 2 from exhaust gas inlet 21, then, waste gas upwards flows in honeycomb fashion conducing composite material tube bank 51, then, the high voltage direct current of 55-72 kilovolt is guided on negative line wire 53 by electric energy introducer, make it produce corona discharge, maintain an electric field that is enough to make gas ionization, gas ionization between cathode wire 53 and honeycomb fashion conducing composite material tube bank 51 is become to anion and free electron, dirt, the particles such as acid mist are encountered electronics and are produced charged, according to two like magnetic poles repel each other, the principle that there is a natural attraction between the sexes, charged dust kicked up by somebody walking in front, acid mist droplet should move to the contrary electrode of electric polarity, cation moves to corona discharge electrode, anion and electronics are shifted on the inwall of honeycomb fashion conducing composite material tube bank 51, under by conducting oneself with dignity along wall, the lower chamber 2 that falls into electrofiltration equipment is interior from sewage draining exit 22 discharges, waste gas is purified, waste gas after final purification enters upper chamber, from exhaust outlet, flows out.
The utility model is applied to the wet desulphurization denitrating technique of large exhaust gas volumn, high gas speed 1.6-3.2m/s, for the comprehensive regulation of the pollutants (PM2.5) such as fine solid particle, aerosol, acid mist, heavy metal, efficiency of dust collection is greater than 95%, exhanst gas outlet concentration is less than 20mg/Nm
3.
The above-mentioned foundation desirable embodiment of the present utility model of take is enlightenment, and by above-mentioned description, relevant staff can, within not departing from the scope of this utility model technological thought, carry out various change and modification completely.The technical scope of this utility model is not limited to the content on description, must determine its technical scope according to claim scope.
Claims (4)
1. the high high cycle speed effect of a PM2.5 deep treatment wet type electrofiltration is equipped, it is characterized in that: comprise main casing and be arranged at the electrode separation device in main casing, the bottom of described main casing is provided with lower chamber, top is provided with upper chamber, on described lower chamber, offer exhaust gas inlet and sewage draining exit, the junction of lower chamber and main casing is provided with distribution device in gas-fluid, and the top of described upper chamber has exhaust outlet;
Described electrode separation device comprises cathode assembly, anode assembly and electric supply installation;
Described anode assembly is the tube bank of honeycomb fashion conducing composite material;
Described cathode assembly comprises and is positioned at the negative electrode connecting plate of upper chamber and hangs on the some cathode wires on negative electrode connecting plate, described cathode wire one by one correspondence is arranged in the tube bank of honeycomb fashion conducing composite material, and the lower end of each cathode wire connects a weight;
Described electric supply installation comprises the insulated case that is positioned at upper chamber top, is provided with electric energy introducing device in described insulated case, and described electric energy introducing device is connected by wire with negative electrode connecting plate;
Described insulated case is provided with the positive-pressure protecting device that blasts hot blast to insulated case inside.
2. the high high cycle speed effect of PM2.5 deep treatment as claimed in claim 1 wet type electrofiltration equipment, is characterized in that: in described upper chamber, be also provided with for improving the sprayer unit of electric conductivity in main casing.
3. the high high cycle speed effect of PM2.5 deep treatment as claimed in claim 1 wet type electrofiltration equipment, is characterized in that: described distribution device in gas-fluid comprises gas guide board and gas distribution grid, and described gas distribution grid is positioned at the top of gas guide board.
4. the high high cycle speed effect of PM2.5 deep treatment as claimed in claim 1 wet type electrofiltration equipment, is characterized in that: between described weight, be provided with fixture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420093328.8U CN203874903U (en) | 2014-03-03 | 2014-03-03 | Wet-type electric filtration device with high gas speed and high efficiency for deeply treating PM2.5 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420093328.8U CN203874903U (en) | 2014-03-03 | 2014-03-03 | Wet-type electric filtration device with high gas speed and high efficiency for deeply treating PM2.5 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203874903U true CN203874903U (en) | 2014-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420093328.8U Expired - Fee Related CN203874903U (en) | 2014-03-03 | 2014-03-03 | Wet-type electric filtration device with high gas speed and high efficiency for deeply treating PM2.5 |
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| Country | Link |
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| CN (1) | CN203874903U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103817004A (en) * | 2014-03-03 | 2014-05-28 | 江苏中兴化工设备有限公司 | High gas speed and high efficiency wet-type electrofiltration device for deep treatment of PM2.5 |
| CN107297113A (en) * | 2017-07-06 | 2017-10-27 | 常州大学 | A kind of waste gas residual heat is reclaimed and pollutant integrated conduct method and system |
| CN117643795A (en) * | 2023-11-07 | 2024-03-05 | 石家庄凤山化工有限公司 | Nitrate tail gas treatment device |
-
2014
- 2014-03-03 CN CN201420093328.8U patent/CN203874903U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103817004A (en) * | 2014-03-03 | 2014-05-28 | 江苏中兴化工设备有限公司 | High gas speed and high efficiency wet-type electrofiltration device for deep treatment of PM2.5 |
| CN107297113A (en) * | 2017-07-06 | 2017-10-27 | 常州大学 | A kind of waste gas residual heat is reclaimed and pollutant integrated conduct method and system |
| CN117643795A (en) * | 2023-11-07 | 2024-03-05 | 石家庄凤山化工有限公司 | Nitrate tail gas treatment device |
| CN117643795B (en) * | 2023-11-07 | 2024-06-07 | 石家庄凤山化工有限公司 | Nitrate tail gas treatment device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141015 |
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| CF01 | Termination of patent right due to non-payment of annual fee |