CN204220297U - A kind of wet cottrell - Google Patents
A kind of wet cottrell Download PDFInfo
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- CN204220297U CN204220297U CN201420673093.XU CN201420673093U CN204220297U CN 204220297 U CN204220297 U CN 204220297U CN 201420673093 U CN201420673093 U CN 201420673093U CN 204220297 U CN204220297 U CN 204220297U
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- electrostatic precipitation
- precipitation assembly
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Abstract
The utility model relates to flue gases purification field, particularly relate to a kind of wet cottrell, it comprises housing, one end of housing is import loudspeaker, the other end is outlet loudspeaker, in housing, electrostatic precipitation assembly is also set, electrostatic precipitation assembly comprises some discharge electrodes and some collecting plates, discharge electrode and collecting plate be arranged in parallel along airflow direction mutually, electric field is formed between discharge electrode and dust collecting electrode, wet cottrell also comprises the ash bucket being arranged on housing bottom, and at import loudspeaker, place is provided with airflow-distribution board; At import loudspeaker, place is provided with pre electrified device; In housing, the side at import loudspeaker place is also provided with the first spray equipment, and the first spray equipment adopts pressure head and flow design-adjustable; Some groups of the second spray equipments are also provided with in housing above electrostatic precipitation assembly; Pre electrified device, airflow-distribution board, the first spray equipment and electrostatic precipitation assembly are arranged along airflow direction sequence successively.The deduster dust removing effects of this structure is better.
Description
Technical field
The utility model relates to flue gases purification field, particularly relates to a kind of wet cottrell.
Background technology
Wet static dedusting remove to as if dust and droplet, water smoke is sprayed to discharge electrode and corona zone, water smoke charged rear division in the powerful corona field that prickle wire electrode is formed is atomized further, the impact interception of electric field force, charged water spray, absorption coalescence, jointly play trapping effect to powder dust particle, final powder dust particle arrives dust collecting electrode and is captured under the driving of electric field force.Water forms continuous print moisture film in dust collecting electrode, is washed in ash bucket by the dust of catching and discharges with water.In dust removal process, part sour gas can enter into moisture film and be collected into ash bucket.
But traditional wet cottrell has following shortcoming: although 1. traditional electrostatic precipitator is better to larger particle flue dust removing effect, undesirable to play particle removing effect, one of reason is wherein exactly that the charged efficiency of dust is too low.2. the nozzle of spraying layer is just arranged on electrostatic precipitation assembly upper end usually, and nearly gas approach place is not arranged, and in addition, the distribution of nozzle location is usually more single, easily produces spray dead angle.3. sour gas forms diluted acid after being captured between pole plate and moisture film usually, and diluted acid one meeting etching apparatus, affects service life, and two directly discharge and can, to environment, if set up absorption cell, step can be made more loaded down with trivial details, and cost are higher.
Utility model content
In order to overcome the defect existed in above-mentioned prior art, problem to be solved in the utility model is to provide the better wet cottrell of an a kind of dust removing effects.
For solving the problems of the technologies described above, wet cottrell of the present utility model comprises housing, one end of described housing is import loudspeaker, the other end is outlet loudspeaker, in described housing, electrostatic precipitation assembly is also set, described electrostatic precipitation assembly comprises some discharge electrodes and some collecting plates, described discharge electrode and collecting plate be arranged in parallel along airflow direction mutually, electric field is formed between discharge electrode and dust collecting electrode, described wet cottrell also comprises the ash bucket being arranged on housing bottom, is provided with airflow-distribution board at described import loudspeaker place;
Described import loudspeaker place is provided with pre electrified device, and described pre electrified device can be discharge electrode;
In described housing, the side at import loudspeaker place is also provided with the first spray equipment, and described first spray equipment adopts pressure head and flow design-adjustable;
Some groups of the second spray equipments are also provided with in housing above described electrostatic precipitation assembly;
Described pre electrified device, airflow-distribution board, the first spray equipment and electrostatic precipitation assembly are arranged along airflow direction sequence successively.
Further, described ash bucket is provided with several alkali lye mouths of pipe.
Further, the below of described first spray equipment is provided with some groups of draining plates.
Further, described first spray equipment adopts rotarytype injector, and described second spray equipment adopts spirality nozzle.
Beneficial effect
1. the first spray equipment adopts rotarytype injector, adopts pressure head and flow design-adjustable, and the second spray equipment adopts spirality nozzle, and this design belongs to and design compared with the spray of large discharge, the scouring effect of guarantee some strength.According to the flow of flue gas, if flue gas flow is less, the first spray equipment just can adopt low flow state; The value if flue gas flow is above standard, then can strengthen the spraying intensity of the first spray equipment, in electrostatic precipitation module inlet part, the big dust particle in ash-laden gas and water smoke collide and drop in ash bucket, strengthen dust removing effects further, simultaneously, first spray equipment can reduce the temperature of flue gas, and the ratio resistance of dust declines thereupon, strengthens the trapping ability of deduster, whole spray process control system, and more comprehensively efficient.
2. the static charge apparatus arranged at import loudspeaker place improves the charged function of the fine particles such as dust, enhances the trapping effect of deduster to dust, improves the operational efficiency of electrostatic precipitator, reduce financial cost, structure is simple, easy for installation, is convenient to maintenance and safeguards.
3. be provided with the alkali lye mouth of pipe of certain flow at electrostatic precipitator ash bucket place, alkali lye and waste liquid realize mixing fully at hopper bottom, and the pH achieving waste water regulates, and enhances deduster to SO
2, SO
3, the trapping of Hg, while deep purifying smoke pollution, achieves the zero-emission of waste water.
4. the airflow-distribution board arranged at import loudspeaker place, makes the air flow method entering deduster even, reduces the speed of air-flow, improve the effect of dedusting.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail;
Fig. 1 is the structural representation of the utility model embodiment wet cottrell;
Fig. 2 is the structural representation of electrostatic precipitation assembly in the utility model embodiment;
Description of reference numerals: 1-import loudspeaker; 2-pre electrified device; 3-pre electrified high voltage source; 4-airflow-distribution board; 5-draining plate; 6-first spray equipment; 7-second spray equipment; 8-electrostatic precipitation assembly; 9-outlet loudspeaker; The 10-alkali lye mouth of pipe; 11-discharging tube; 12-dust collecting electrode; 13-discharge electrode; 14-ash bucket.
Detailed description of the invention
Structural representation embodiment illustrated in fig. 1 is known, the electrostatic precipitator of the present embodiment comprises housing, one end of housing is import loudspeaker 1, the other end is outlet loudspeaker 9, in housing, electrostatic precipitation assembly 8 is also set, electrostatic precipitation assembly 8 comprises some discharge electrodes 13 and some collecting plates 12, discharge electrode 13 and collecting plate 12 arranged in parallel, electric field is formed between discharge electrode and dust collecting electrode, wet cottrell also comprises the ash bucket being arranged on housing bottom, is provided with two alkali lye mouths of pipe at ash bucket ora terminalis place; At import loudspeaker 1, place is provided with airflow-distribution board 4; At import loudspeaker 1, place is provided with discharge electrode; In housing, the side at import loudspeaker place is also provided with the first spray equipment 6, first spray equipment 6 and adopts pressure head and flow design-adjustable; In housing, the below of the first spray equipment is provided with six groups of draining plates equably.Also be provided with six group of second spray equipment 7 in housing above electrostatic precipitation assembly, wherein the first spray equipment adopts rotarytype injector, and the second spray equipment adopts spirality nozzle.Above-mentioned pre electrified device 2, airflow-distribution board 4, first spray equipment 6 and electrostatic precipitation assembly 8 are arranged along flue gas direction sequencing successively.
Shown in Fig. 2 is originally the electrostatic precipitation assembly of embodiment, and the arrangement that dust collecting electrode and discharge electrode are parallel to each other, its direction is parallel with flue gas approach axis, forms electric field between the dust collecting electrode 12 be arranged in parallel and discharge electrode 13.
SO can be had in original flue gas
2, SO
3deng sour gas, also has different size particles dust in addition, simultaneously, the temperature of raw flue gas is higher simultaneously, when raw flue gas enters import loudspeaker 1, the electrode discharge first in import loudspeaker 1 place pre electrified device 2, forms corona, dust in flue gas, by corona zone of action negative electricity, improves the charged efficiency of dust.And then the airflow-distribution board 4 arranged, makes the smoke distribution entering deduster even, reduces the speed of flue gas.The first spray equipment 6 be arranged on subsequently on the left of airflow-distribution board 4 carries out the pre-spray of certain flow according to the size of flue gas, first spray equipment reduces the temperature of flue gas, reduce the ratio resistance of dust simultaneously, big dust particle in flue gas constantly will be assembled, grow up in mutual collision process, bulky grain after gathering relies on gravity to fall into ash bucket 14, in addition, whole spray process control system, and more comprehensively efficient.Flue gas after pre-spray enters in electrostatic precipitation assembly 8, open the second spray equipment 7 above electrostatic precipitation assembly simultaneously, dust in flue gas is because through pre electrified so self is just with negative electricity, simultaneously, also it is improved electrical after being soaked by charged water droplet, moistening dust gathers dust collecting electrode 12 under the effect of electric field force, moisture film can be formed on collecting polar plate after dust collecting electrode traps abundant water droplet, second spray equipment 7 can scrub dust collecting electrode further simultaneously, therefore the dust be captured will flow in ash bucket 14 by the flowing of moisture film, now, the alkali lye mouth of pipe place being arranged on ash bucket 14 both sides can produce in and the alkali lye of waste liquid, control the pH of waste liquid, finally the waste liquid after neutralization is discharged from discharging tube.
More than show and describe general principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (4)
1. a wet cottrell, comprise housing, one end of described housing is import loudspeaker (1), the other end is outlet loudspeaker (9), electrostatic precipitation assembly (8) is also set in described housing, described electrostatic precipitation assembly (8) comprises some discharge electrodes (13) and some collecting plates (12), described discharge electrode (13) and collecting plate (12) be arranged in parallel along airflow direction mutually, electric field is formed between discharge electrode and dust collecting electrode, described wet cottrell also comprises the ash bucket (14) being arranged on housing bottom, it is characterized in that: be provided with airflow-distribution board (4) at described import loudspeaker (1) place,
Described import loudspeaker (1) place is provided with pre electrified device (2), and described pre electrified device can be discharge electrode (13);
In described housing, the side at import loudspeaker place is also provided with the first spray equipment (6), and described first spray equipment (6) adopts pressure head and flow design-adjustable;
Some groups of the second spray equipments (7) are also provided with in housing above described electrostatic precipitation assembly;
Described pre electrified device (2), airflow-distribution board (4), the first spray equipment (6) and electrostatic precipitation assembly (8) are arranged along airflow direction sequence successively.
2. wet cottrell according to claim 1, is characterized in that: on described ash bucket (14), be provided with several alkali lye mouths of pipe (10).
3. wet cottrell according to claim 1 and 2, is characterized in that: the below of described first spray equipment is provided with some groups of draining plates (5).
4. wet cottrell according to claim 1 and 2, is characterized in that: described first spray equipment (6) adopts rotarytype injector, and described second spray equipment (7) adopts spirality nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420673093.XU CN204220297U (en) | 2014-11-11 | 2014-11-11 | A kind of wet cottrell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420673093.XU CN204220297U (en) | 2014-11-11 | 2014-11-11 | A kind of wet cottrell |
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| Publication Number | Publication Date |
|---|---|
| CN204220297U true CN204220297U (en) | 2015-03-25 |
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| CN201420673093.XU Active CN204220297U (en) | 2014-11-11 | 2014-11-11 | A kind of wet cottrell |
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Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105032611A (en) * | 2015-06-12 | 2015-11-11 | 浙江大学 | Deep control system for multiple pollutants through wet static electricity and reinforced by pre-charging |
| CN105268315A (en) * | 2015-10-09 | 2016-01-27 | 浙江浩普环保工程有限公司 | Flue gas pollutant ultra-low emission system |
| CN105817328A (en) * | 2016-04-28 | 2016-08-03 | 浙江天地环保工程有限公司 | Preposed electric discharge device of horizontal wet electrical dust precipitator |
| CN106334428A (en) * | 2015-11-29 | 2017-01-18 | 杭州跟策科技有限公司 | Flue gas treatment system |
| CN106994392A (en) * | 2017-05-15 | 2017-08-01 | 江苏瑞洁环境工程科技有限责任公司 | Boiler smoke wet electrical dust precipitator |
| CN107115967A (en) * | 2017-05-12 | 2017-09-01 | 浙江大学 | The Combined Electrostatic dust pelletizing system of temperature/many field strength of wet regulation and control |
| CN109013058A (en) * | 2018-09-27 | 2018-12-18 | 上海电力学院 | A kind of high-efficient wet-type electrostatic precipitator catalysis oxidation joint removing heavy metal device |
| CN109261357A (en) * | 2018-10-17 | 2019-01-25 | 浙江德创环保科技股份有限公司 | A kind of wet electrical dust precipitator |
| CN109395519A (en) * | 2018-11-28 | 2019-03-01 | 兰州大学 | Vehicle-mounted removable urban air purification device |
| CN110394015A (en) * | 2019-08-25 | 2019-11-01 | 湖北强达环保科技股份有限公司 | Multistage mixed dust removal device and system |
| CN110404369A (en) * | 2019-08-25 | 2019-11-05 | 湖北强达环保科技股份有限公司 | A kind of mixed dust collector and system with diversion air duct |
| CN111589580A (en) * | 2020-05-25 | 2020-08-28 | 安徽工业大学 | High-efficient wet-type vibrating wire grid electric dust remover |
| CN112844841A (en) * | 2021-02-02 | 2021-05-28 | 浙江百能科技有限公司 | Alkali spraying type wet electrostatic dust removal system and process |
-
2014
- 2014-11-11 CN CN201420673093.XU patent/CN204220297U/en active Active
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105032611A (en) * | 2015-06-12 | 2015-11-11 | 浙江大学 | Deep control system for multiple pollutants through wet static electricity and reinforced by pre-charging |
| CN105268315A (en) * | 2015-10-09 | 2016-01-27 | 浙江浩普环保工程有限公司 | Flue gas pollutant ultra-low emission system |
| CN106334428A (en) * | 2015-11-29 | 2017-01-18 | 杭州跟策科技有限公司 | Flue gas treatment system |
| CN105817328A (en) * | 2016-04-28 | 2016-08-03 | 浙江天地环保工程有限公司 | Preposed electric discharge device of horizontal wet electrical dust precipitator |
| CN107115967B (en) * | 2017-05-12 | 2019-05-31 | 浙江大学 | Temperature/wet regulation more field strength Combined Electrostatic dust pelletizing system |
| CN107115967A (en) * | 2017-05-12 | 2017-09-01 | 浙江大学 | The Combined Electrostatic dust pelletizing system of temperature/many field strength of wet regulation and control |
| CN106994392B (en) * | 2017-05-15 | 2018-06-12 | 江苏瑞洁环境工程科技有限责任公司 | Boiler smoke wet electrical dust precipitator |
| CN106994392A (en) * | 2017-05-15 | 2017-08-01 | 江苏瑞洁环境工程科技有限责任公司 | Boiler smoke wet electrical dust precipitator |
| CN109013058A (en) * | 2018-09-27 | 2018-12-18 | 上海电力学院 | A kind of high-efficient wet-type electrostatic precipitator catalysis oxidation joint removing heavy metal device |
| CN109261357A (en) * | 2018-10-17 | 2019-01-25 | 浙江德创环保科技股份有限公司 | A kind of wet electrical dust precipitator |
| CN109395519A (en) * | 2018-11-28 | 2019-03-01 | 兰州大学 | Vehicle-mounted removable urban air purification device |
| CN110394015A (en) * | 2019-08-25 | 2019-11-01 | 湖北强达环保科技股份有限公司 | Multistage mixed dust removal device and system |
| CN110404369A (en) * | 2019-08-25 | 2019-11-05 | 湖北强达环保科技股份有限公司 | A kind of mixed dust collector and system with diversion air duct |
| CN111589580A (en) * | 2020-05-25 | 2020-08-28 | 安徽工业大学 | High-efficient wet-type vibrating wire grid electric dust remover |
| CN112844841A (en) * | 2021-02-02 | 2021-05-28 | 浙江百能科技有限公司 | Alkali spraying type wet electrostatic dust removal system and process |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |