CN205361651U - Water logging self -purification yardage roll curtain wet -type electrostatic dust collector - Google Patents
Water logging self -purification yardage roll curtain wet -type electrostatic dust collector Download PDFInfo
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- CN205361651U CN205361651U CN201520743375.7U CN201520743375U CN205361651U CN 205361651 U CN205361651 U CN 205361651U CN 201520743375 U CN201520743375 U CN 201520743375U CN 205361651 U CN205361651 U CN 205361651U
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- roller shutter
- cloth roller
- arrester installation
- dust arrester
- dust
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Abstract
The utility model relates to a water logging self -purification yardage roll curtain wet -type electrostatic dust collector. Its technical scheme does: the dust arrester installation includes inlet box (6), dust arrester installation body (7), goes out gas tank (10) and ash bucket (8), dust arrester installation body (7) comprise a plurality of parallels or tandem arrangement yardage roll curtain unit (9), and yardage roll curtain unit (9) is including driving shaft (11), driven shaft (14), corona polar line (12) and yardage roll curtain electrode (13). Yardage roll curtain electrode (13) adopts corrosion -resistant fibre cloth. Driving shaft (11) link to each other with motor (3) through power transmission unit (4), and yardage roll curtain electrode (13) is around on driving shaft (11) and driven shaft (14), and the inboard and the outside of yardage roll curtain electrode (13) all are equipped with corona polar line (12), and the aquatic in ash bucket (8) is soaked in driven shaft (14). The utility model provides a gather dust extremely surperficial water film skewness and the metal dust -collecting pole plate problem of corroding, realized that automatic clear mud removes dust with high -efficient.
Description
Technical field
This utility model belongs to dedusting technology field, relates to a kind of wet cottrell, particularly relates to a kind of water logging self-cleaning cloth roller shutter wet electrostatic dust arrester installation.
Background technology
In recent years, for effectively controlling the discharge of Particulate Pollution thing, country has formulated tightened up discharge standard, and in general area, coal-burning boiler soot emissions limit value is 30mg/m3, in key area, coal-burning boiler soot emissions limit value is 20mg/m3.Industrial dedusting technology is had higher requirement by this.
Dry electrostatic cleaner (ESP) is as efficient cleaner, apply widely in the industry, but he also exists a series of problem, such as, reentrainment of dust is easily produced when vibration dust-cleaning, back corona phenomenon can be produced, to problems such as fine particle (diameter is less than 5 μm) arresting efficiency are low when dust collecting pole plate dust is blocked up.
Adopt wet cottrell (WESP) to be not only able to effectively stop the generation of reentrainment of dust, and be difficult to produce back corona phenomenon, simultaneously that the arresting efficiency of fine particle (diameter is less than 5 μm) is also significantly high.But, the problem that traditional wet cottrell there is also three aspects: first, dust collecting pole plate all adopts metal template mostly, and metal template is irregular, causes flushing water skewness on pole plate when hydroblasting pole plate, and then produce " channel " phenomenon, water does not flush place, it is easy to produce dirty, if dirty is removed not in time, the efficiency of dust collection of cleaner unit will be affected, even result in cleaner unit fault；Second, industrial smoke usually contains corrosive gas, and for preventing pole plate from corroding, dust collecting pole plate all adopts corrosion resistant alloy material (such as corrosion resistant plate), thus adding the cost of wet cottrell；3rd, traditional wet cottrell, it is necessary to spraying system is set in cleaner unit, under the effect of electric field force, water smoke is collected on pole plate and flows down along pole plate, with this purpose reaching to clean pole plate, but the water smoke that part is not collected just is discharged with gas, produce white plume.
In order to realize the etching problem being uniformly distributed, avoiding metal polar plate of moisture film, Shandong University proposes water-distributing type flexible dust device (number of patent application: 201210295051.2) in one, this device adopts type flexible dust, mode at dust collecting pole plate intermediate arrangement water pipe realizes being uniformly distributed of moisture film, but the dust collector pole of this device only one side is gathered dust, not gathering dust in region between driving shaft and driven shaft, wastes a part of space.In addition this device adopts the mode that mud scraped by scraper plate to carry out clear mud, scraper plate and the friction of pole plate, dust collector pole has certain abrasion, affects the service life of dust collector pole.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, this utility model provides a kind of water logging self-cleaning cloth roller shutter wet electrostatic dust arrester installation, and this device can make moisture film be distributed uniformly, and dust collector pole is two-sided to gather dust, avoid the etching problem of metal electrode, and the deposition dirt on dust collector pole surface can be removed continuously.It addition, this utility model is regardless of whether spraying, it is attained by the effect of wet static dedusting, thus enhancing the adaptability to clarifying smoke.This utility model is simple and compact for structure, runs safety and stability, it may be achieved the efficient trapping of fine particle.
For achieving the above object, this utility model is by the following technical solutions:
Water logging self-cleaning cloth roller shutter wet electrostatic dust arrester installation includes inlet box, dust arrester installation body, goes out gas tank and ash bucket.
The inlet end of inlet box and dust arrester installation body is fixing to be connected, goes out gas tank and fixes with the outlet side of dust arrester installation body and be connected, the airtight connection in bottom of ash bucket and dust arrester installation body.
Dust arrester installation body is made up of corona polar line framework, pull bar binding post, motor, actuating unit and multiple parallel or arranged in series cloth roller shutter unit.
Corona polar line framework is fixed on the top of dust arrester installation body by pull bar binding post and insulator.
Cloth roller shutter unit includes driving shaft, driven shaft, corona polar line and cloth roller shutter electrode.
Driving shaft is connected with motor by actuating unit, and cloth roller shutter electrode is wound on driving shaft and driven shaft, and the inner side and outer side of cloth roller shutter electrode is equipped with corona polar line.
The material that described cloth roller shutter electrode adopts is corrosion resistant fiber cloth.
In described cloth roller shutter unit, cloth roller shutter electrode rotates along with the rotation of driving shaft, and corona polar line is 100～500mm to the distance of cloth roller shutter electrode.
Being filled with water in described ash bucket, driven shaft the latter half is immersed in the water in ash bucket, and the degree of depth that driven shaft is soaked in water is about 0.25～0.5 times of driven shaft diameter.
Described corona polar line is the one in round wire, RS type prickle wire, astroid, jaggies, angle steel prickle wire, corona polar line is parallel and equidistant arrangement is on corona polar line framework, and corona polar line framework is fixed on the top of dust arrester installation body by insulator and pull bar binding post.
This utility model arranges corona wire in the inner side and outer side of each cloth roller shutter unit so that gathering dust in the inner side and outer side of cloth roller shutter electrode simultaneously, improves space availability ratio, reduces cleaner unit volume.
The effect that driven shaft is soaked in water has:
(1) cloth roller shutter electrode water film is made to be uniformly distributed.Driven shaft in water, during cloth roller shutter electrode rotary will from water process, thus ensure that cloth roller shutter electrode is completely moistening, it is to avoid the problem that study of water film distribution is uneven.
(2) dust collector pole automatic mud-cleaning.In water, there is relative motion with water when cloth roller shutter electrode is in water in driven shaft, this is equivalent to cloth roller shutter electrode is rinsed, and therefore, when cloth roller shutter moves in water, the mud on cloth roller shutter electrode is just washed off automatically, maintains the cleaning of dust collector pole.
Owing to have employed technique scheme, when dust-contained airflow enters in this dust arrester installation, first pass through high-voltage corona polar curve and the board-like electric field of line of cloth roller shutter electrode composition, high-voltage corona polar curve corona discharge makes negative charge on the dust band in dust-contained airflow, charged dust to cloth roller shutter electrode movement, and is deposited on cloth roller shutter electrode under the effect of electric field force.Having water on cloth roller shutter electrode, after on dust settling to cloth roller shutter electrode, dust is clung and becomes mud by water, and the electric charge on dust is released immediately by cloth roller shutter electrode simultaneously, the problem being therefore absent from reentrainment of dust and inverse corona after dust settling.Mud is along with the movement of cloth roller shutter electrode, when cloth roller shutter electrode moves to driven shaft, enters in water, on the one hand, there is relative motion in cloth roller shutter electrode and water, the mud of cloth roller shutter electrode surface can be washed with water, ensure that cloth roller shutter electrode gathers dust the clean of face, non-scaling.On the other hand, cloth roller shutter electrode passes from water, it is ensured that cloth roller shutter electrode all moistens, it is achieved that being uniformly distributed of moisture film.For acid or alkaline dusty gas, adopt acidproof or alkaline-resisting fiber cloth as dust collector pole, so that it may to avoid the etching problem of metal dust collector pole.
Compared with traditional wet electrostatic precipitator, there is following advantage in this utility model:
(1) adopt corrosion resistant fiber cloth as dust collector pole, it is possible to the problem being prevented effectively from metal polar plate corrosion.
(2) this utility model arranges corona wire in the inner side and outer side of each cloth roller shutter unit so that gathering dust in the inner side and outer side of cloth roller shutter electrode simultaneously, improves space availability ratio, has saved occupation of land space.
(3) cloth roller shutter electrode water film is made to be uniformly distributed.Driven shaft in water, during cloth roller shutter electrode rotary will from water process, thus ensure that cloth roller shutter electrode is completely moistening, it is to avoid the problem that study of water film distribution is uneven.
(4) dust collector pole automatic mud-cleaning.In water, there is relative motion with water when cloth roller shutter electrode is in water in driven shaft, this is equivalent to cloth roller shutter electrode is rinsed, and therefore, when cloth roller shutter moves in water, the mud on cloth roller shutter electrode is just washed off automatically, maintains the cleaning of dust collector pole.
(5) widen the range of application of wet cottrell, save cost.Traditional wet cottrell, it is necessary to arrange spraying system in cleaner unit, under the effect of electric field force, water smoke is collected on pole plate and flows down along pole plate, with this purpose reaching to clean pole plate, but the water smoke that part is not collected just is discharged with gas, produces white plume.In this utility model, because dust collector pole preserves moistening all the time, and in funnel, clean dust collector pole, so the spraying system cleaning dust collector pole need not be arranged in whole dust pelletizing system, only need at some spraying system being in particular cases arranged to regulate smoke property, thus avoiding the generation of white plume, saving the water consumption of wet cottrell, having reduced operation and maintenance cost.
The beneficial effects of the utility model are, avoid the etching problem of metal dust collector pole, dust collector pole surface can be made full use of, expand specific collection area, save occupation of land space, it is achieved that being uniformly distributed and efficient automatic ash removing of moisture film, it is to avoid the generation of white plume, save cost, it is ensured that water logging self-cleaning cloth roller shutter wet cottrell is safe and stable, economy, Effec-tive Function.
Accompanying drawing explanation
Fig. 1 is the perspective view of this utility model embodiment 1.
Fig. 2 is the planar structure schematic diagram of this utility model embodiment 1.
Fig. 3 is the A-A view of Fig. 2.
Fig. 4 is the structural representation of 1 cloth roller shutter unit in Fig. 1 or Fig. 2.
Fig. 5 is the front view of Fig. 4.
Detailed description of the invention
Below in conjunction with drawings and Examples 1, this utility model is described further.
Embodiment 1
A kind of water logging self-cleaning cloth roller shutter wet electrostatic dust arrester installation, as shown in Figure 1, Figure 2 and Figure 3, including inlet box 6, dust arrester installation body 7, goes out gas tank 10 and ash bucket 8.
The inlet end of inlet box 6 and dust arrester installation body 7 is fixing to be connected, goes out gas tank 10 and fixes with the outlet side of dust arrester installation body 7 and be connected, the airtight connection in bottom of ash bucket 8 and dust arrester installation body 7.
Dust arrester installation body 7 is made up of the cloth roller shutter unit 9 of corona polar line framework 5, pull bar binding post 2, motor 3, actuating unit 4 and three arranged in series.
Corona polar line framework 5 is fixed on the top of dust arrester installation body 7 by pull bar binding post 2 and insulator 1.
As shown in Fig. 3, Fig. 4 and Fig. 5, cloth roller shutter unit 9 includes five corona polar lines 12 and three set driving shafts 11, three overlap driven shaft 14 and three cloth roller shutter electrodes 13.
Driving shaft 11 is connected with motor 3 by actuating unit 4, and cloth roller shutter electrode 13 is wound on driving shaft 11 and driven shaft 14, and the inner side and outer side of cloth roller shutter electrode 13 is equipped with corona polar line 12.
The material that described cloth roller shutter electrode 13 adopts is corrosion resistant fiber cloth.
In described cloth roller shutter unit 9, cloth roller shutter electrode 13 rotates along with the rotation of driving shaft 11, and corona polar line 12 is 300mm to the distance of cloth roller shutter electrode 13.
Being filled with water in described ash bucket 8, driven shaft 14 the latter half is immersed in the water in ash bucket 8, and the degree of depth that driven shaft 14 is soaked in water is about 0.4 times of driven shaft 14 diameter.
Operation principle of the present utility model is: when dust-contained airflow enters in this dust arrester installation, first pass through high-voltage corona polar curve and the board-like electric field of line of cloth roller shutter electrode composition, high-voltage corona polar curve corona discharge makes negative charge on the dust band in dust-contained airflow, charged dust to cloth roller shutter electrode movement, and is deposited on cloth roller shutter electrode under the effect of electric field force.Having water on cloth roller shutter electrode, after on dust settling to cloth roller shutter electrode, dust is clung and becomes mud by water, and the electric charge on dust is released immediately by cloth roller shutter electrode simultaneously, the problem being therefore absent from reentrainment of dust and inverse corona after dust settling.Mud is along with the movement of cloth roller shutter electrode, when cloth roller shutter electrode moves to driven shaft, enters in water, on the one hand, there is relative motion in cloth roller shutter electrode and water, the mud of cloth roller shutter electrode surface can be washed with water, ensure that cloth roller shutter electrode gathers dust the clean of face, non-scaling.On the other hand, cloth roller shutter electrode passes from water, it is ensured that cloth roller shutter electrode all moistens, it is achieved that being uniformly distributed of moisture film.For acid or alkaline dusty gas, adopt acidproof or alkaline-resisting fiber cloth as dust collector pole, so that it may to avoid the etching problem of metal dust collector pole.
This utility model arranges corona wire in the inner side and outer side of each cloth roller shutter unit so that gathering dust in the inner side and outer side of cloth roller shutter electrode simultaneously, improves space availability ratio.
The effect that driven shaft is soaked in water has:
(1) cloth roller shutter electrode water film is made to be uniformly distributed.Driven shaft in water, during cloth roller shutter electrode rotary will from water process, thus ensure that cloth roller shutter electrode is completely moistening, it is to avoid the problem that study of water film distribution is uneven.
(2) dust collector pole automatic mud-cleaning.In water, there is relative motion with water when cloth roller shutter electrode is in water in driven shaft, this is equivalent to cloth roller shutter electrode is rinsed, and therefore, when cloth roller shutter moves in water, the mud on cloth roller shutter electrode is just washed off automatically, maintains the cleaning of dust collector pole.
The beneficial effects of the utility model are, avoid the etching problem of metal dust collector pole, dust collector pole surface can be made full use of, expand specific collection area, save occupation of land space, achieve being uniformly distributed and efficient automatic ash removing of moisture film, it is ensured that the operation that wet cottrell is safe and stable, economic, be simultaneously achieved the efficient trapping to fine particle.
Although preferred embodiment of the present utility model being described above in association with accompanying drawing; but this utility model is not limited to above-mentioned detailed description of the invention; those of ordinary skill in the art is under the enlightenment of invention objective of the present utility model and claim; represent like made multiple types; as; being completely submerged in water by driven shaft, water level raising, driven shaft are not fallen in ash bucket, are arranged in cloth roller shutter electrode uprush direction, arrange cloth roller shutter rinser, arrange spraying or spray system etc., such conversion each falls within protection domain of the present utility model.
Claims (4)
1. a water logging self-cleaning cloth roller shutter wet electrostatic dust arrester installation, it is characterised in that this dust arrester installation includes inlet box (6), dust arrester installation body (7), goes out gas tank (10) and ash bucket (8)；
Inlet box (6) is fixing with the inlet end of dust arrester installation body (7) to be connected, go out that the outlet side of gas tank (10) and dust arrester installation body (7) is fixing to be connected, the airtight connection in bottom of ash bucket (8) and dust arrester installation body (7)；
Dust arrester installation body (7) is made up of corona polar line framework (5), pull bar binding post (2), motor (3), actuating unit (4) and multiple parallel or arranged in series cloth roller shutter unit (9)；
Corona polar line framework (5) is fixed on the top of dust arrester installation body (7) by pull bar binding post (2) and insulator (1):
Cloth roller shutter unit (9) includes driving shaft (11), driven shaft (14), corona polar line (12) and cloth roller shutter electrode (13)；
Driving shaft (11) is connected with motor (3) by actuating unit (4), cloth roller shutter electrode (13) is wound on driving shaft (11) and driven shaft (14), and the inner side and outer side of cloth roller shutter electrode (13) is equipped with corona polar line (12).
2. water logging self-cleaning cloth roller shutter wet electrostatic dust arrester installation according to claim 1, it is characterised in that the material that described cloth roller shutter electrode (13) adopts is corrosion resistant fiber cloth.
3. water logging self-cleaning cloth roller shutter wet electrostatic dust arrester installation according to claim 1, it is characterized in that in described cloth roller shutter unit (9), cloth roller shutter electrode (13) rotates along with the rotation of driving shaft (11), and corona polar line (12) is 100～500mm to the distance of cloth roller shutter electrode (13).
4. water logging self-cleaning cloth roller shutter wet electrostatic dust arrester installation according to claim 1, it is characterized in that described ash bucket (8) is filled with water, driven shaft (14) the latter half is immersed in the water that ash bucket (8) is inner, and the degree of depth that driven shaft (14) is soaked in water is about 0.25～0.5 times of driven shaft (14) diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520743375.7U CN205361651U (en) | 2015-09-16 | 2015-09-16 | Water logging self -purification yardage roll curtain wet -type electrostatic dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520743375.7U CN205361651U (en) | 2015-09-16 | 2015-09-16 | Water logging self -purification yardage roll curtain wet -type electrostatic dust collector |
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| Publication Number | Publication Date |
|---|---|
| CN205361651U true CN205361651U (en) | 2016-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520743375.7U Expired - Fee Related CN205361651U (en) | 2015-09-16 | 2015-09-16 | Water logging self -purification yardage roll curtain wet -type electrostatic dust collector |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106140480A (en) * | 2016-08-30 | 2016-11-23 | 艾尼科环保技术(安徽)有限公司 | A kind of wet type flexibility Mobile pole plate electrostatic precipitator of band rotating brush |
| CN106238210A (en) * | 2016-09-26 | 2016-12-21 | 武汉科技大学 | A kind of wet type porous roller shutter electrostatic precipitator |
| CN106540809A (en) * | 2015-09-16 | 2017-03-29 | 武汉科技大学 | A kind of water logging self-cleaning cloth roller shutter wet electrostatic dust arrester installation |
-
2015
- 2015-09-16 CN CN201520743375.7U patent/CN205361651U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106540809A (en) * | 2015-09-16 | 2017-03-29 | 武汉科技大学 | A kind of water logging self-cleaning cloth roller shutter wet electrostatic dust arrester installation |
| CN106140480A (en) * | 2016-08-30 | 2016-11-23 | 艾尼科环保技术(安徽)有限公司 | A kind of wet type flexibility Mobile pole plate electrostatic precipitator of band rotating brush |
| CN106238210A (en) * | 2016-09-26 | 2016-12-21 | 武汉科技大学 | A kind of wet type porous roller shutter electrostatic precipitator |
| CN106238210B (en) * | 2016-09-26 | 2017-08-25 | 武汉科技大学 | A kind of porous roller shutter electrostatic precipitator of wet type |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160706 Termination date: 20180916 |