CN106238210B - A kind of porous roller shutter electrostatic precipitator of wet type - Google Patents
A kind of porous roller shutter electrostatic precipitator of wet type Download PDFInfo
- Publication number
- CN106238210B CN106238210B CN201610849451.1A CN201610849451A CN106238210B CN 106238210 B CN106238210 B CN 106238210B CN 201610849451 A CN201610849451 A CN 201610849451A CN 106238210 B CN106238210 B CN 106238210B
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- China
- Prior art keywords
- wet type
- tank
- roller shutter
- porous
- front side
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/02—Plant or installations having external electricity supply
- B03C3/04—Plant or installations having external electricity supply dry type
- B03C3/08—Plant or installations having external electricity supply dry type characterised by presence of stationary flat electrodes arranged with their flat surfaces parallel to the gas stream
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/02—Plant or installations having external electricity supply
- B03C3/16—Plant or installations having external electricity supply wet type
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C3/00—Separating dispersed particles from gases or vapour, e.g. air, by electrostatic effect
- B03C3/34—Constructional details or accessories or operation thereof
- B03C3/74—Cleaning the electrodes
- B03C3/78—Cleaning the electrodes by washing
Abstract
The present invention relates to a kind of porous roller shutter electrostatic precipitator of wet type.Its technical scheme is：Dry electrostatic cleaner is built with the porous roller shutter dust trapping device of 1 ~ 2 wet type, and the porous roller shutter dust trapping device of wet type is located at gas tank (7) side, and baffle plate (5) is located at the air inlet side of the porous roller shutter dust trapping device of wet type.Deduster body (2) bottom is provided with tank (9), tank (9) is located between gas tank (7) and ash bucket (11), and the notch of tank (9) is concordant with deduster body (2) bottom；Tank (9) is built with driving roller (10), drive the surface of roller (10) that driven roller (6) is housed, driving roller (10) and driven roller (6) are connected by the porous roller shutter of wet type (8) being looped around between driving roller (10) and driven roller (6).Front side baffle plate, top flap and the rear side baffle of baffle plate are sequentially fixed at the inwall of the inwall of body front side board, the inwall of body top plate and body back side panel.The present apparatus has simple in construction, cost low, reliable and the characteristics of high efficiency of dust collection.
Description
Technical field
The invention belongs to electrostatic precipitator technical field.Specially a kind of porous roller shutter electrostatic precipitator of wet type.
Background technology
At present, dust is separated and trapped from ash-laden gas mainly use various various forms of dust arresters, wherein
The application of electrostatic precipitator is quite varied.
Dry electrostatic cleaner is, using corona wire electric discharge, to make that the dust in flue gas is charged, Charged is in electric field force
Moved under effect to dust collecting pole plate and collect, so as to reach the purpose for separating dust from flue gas, purge mode is general
Use mechanical vibrator, though its have the advantages that processing exhaust gas volumn it is big, resistance is low, efficiency of dust collection is high, there is also some shortcomings it
Place, mainly has its arresting efficiency to fine particle relatively low, and is also easy to produce during vibration dust-cleaning reentrainment of dust.
Wet cottrell typically forms water membrane using the method for Water spray overflow on dust collecting pole plate surface, makes to sink
The purge mode that dust and water of the product on dust collecting pole plate are discharged by ash bucket；Although wet cottrell can be solved effectively
Certainly reentrainment of dust problem, but it is present that complicated, cost is high, inner part seriously corroded, and the arresting efficiency to fine particle is low
The problems such as, still need to further improvement.
The content of the invention
It is contemplated that overcoming prior art defect, it is therefore an objective to provide a kind of arresting efficiency to fine particle in flue gas
Low, the simple in construction and reliable porous roller shutter electrostatic precipitator of wet type of high, cost.
To achieve the above object, the technical solution adopted by the present invention is：The porous roller shutter electrostatic precipitator of wet type is by doing
Formula electrostatic precipitator, baffle plate and the porous roller shutter dust trapping device composition of 1 ~ 2 wet type.Dry electrostatic cleaner is wet built with 1 ~ 2
The porous roller shutter dust trapping device of formula, the porous roller shutter dust trapping device of 1 ~ 2 wet type is located at gas tank side, and baffle plate is located at the porous volume of wet type
The side of curtain dust trapping device air inlet.
The structure of the dry electrostatic cleaner is：On the left of deduster body and right side is accordingly provided with inlet box and outlet
Case, is provided with 2 ~ 4 ash buckets, deduster body the bottom even of deduster body and is evenly equipped with gathering dust parallel to airflow direction
Corona wire is evenly provided between pole plate, dust collecting pole plate.
The porous roller shutter dust trapping device of wet type is by the porous roller shutter of wet type, driving roller, driven roller, motor and tank group
Into.Deduster body bottom portion is provided with tank, and tank is located between gas tank and ash bucket, and tank is vertical with airflow direction, the groove of tank
Mouth is concordant with deduster body bottom portion, and tank is arranged on built with driving roller, the drum shaft at driving roller two ends by bearing
The corresponding front side board of tank and back side panel, driving roller are connected with motor axle.Drive the surface of roller that driven rolling is housed
Cylinder, the drum shaft at driven roller two ends is arranged on the corresponding body front side board of deduster body and body back side panel by bearing
Top；Driving roller and driven roller are connected by the porous roller shutter of the wet type being looped around between driving roller and driven roller, described
The porous roller shutter of wet type (8) is equably provided with aperture, and percent opening is 20 ~ 50%.
The baffle plate is door case type structure, the entirety that baffle plate is made up of front side baffle plate, top flap and rear side baffle；Institute
It is the entirety surrounded by body front side board, body top plate, body back side panel and body bottom plate to state deduster body.Front side baffle plate,
Top flap and rear side baffle are sequentially fixed at the interior of the inwall of body front side board, the inwall of body top plate and body back side panel
Wall, the height of front side baffle plate is identical with the inside wall height of body front side board, and the width of front side baffle plate is equal to before the porous roller shutter of wet type
1.2 ~ 1.5 times of distance between plates on front side of side and body, front side baffle plate is identical with rear side baffle.The length of top flap is equal to front side
The distance between baffle plate and rear side baffle, the width of top flap are equal to minimum range between the porous roller shutter of wet type and body top plate
1.2 ~ 1.5 times.
The length of the tank is equal with the width of deduster body, and the width of tank is equal to the diameter of driving roller
1.3 ~ 1.5 times, the height and width of tank are equal；The bottom of tank is provided with inlet opening, and the bottom of tank or side wall are provided with water outlet
Hole.
A diameter of 200 ~ 400mm of the driving roller；The diameter of driven roller is equal with driving the diameter of roller.
The aperture is one kind in circular port, square opening and bar hole；Wherein：A diameter of 40 ~ 60mm of circular port；Side
The length of side in shape hole is 30 ~ 50mm；The width of bar hole is 10 ~ 20mm, and the length-width ratio of bar hole is（5~10）∶1.
Due to using above-mentioned technical proposal, the present invention has following good effect：
1st, the present invention close to dry electrostatic cleaner go out gas tank side be provided with 1 ~ 2 porous roller shutter of wet type catch dirt dress
Put, the porous roller shutter dust trapping device of wet type is main by the porous roller shutter of wet type, driving roller, driven roller, motor and tank group
Into, it is simple in construction, it is easy to maintenance.
2nd, the water for having tank height 2/3 ~ 3/4 is stored in tank of the invention, motor drives driving roller and driven rolling
Cylinder operating, is wetted when the porous roller shutter of wet type is by water in tank, and the porous roller shutter of wet type is in driving roller and driven roller
Dust is trapped under cycle rotation, cycle rotation ensure that continuously running for the present apparatus, and operating efficiency is high.
3rd, after flue gas enters deduster body by inlet box, partial state of charge dust is in the presence of electric field force by dust collector pole
Plate is trapped；Remaining dust is come in contact with air motion and with the porous roller shutter of wet type by baffle plate, and remaining dust is in inertial collision
With under the effect such as diffusion by the trapping of the porous roller shutter of wet type 2 times or 4 times；The porous roller shutter of wet type of the cycle rotation into tank connects with water
After touch, water can wash away the dust being attached on the porous roller shutter of wet type, and further soak the porous roller shutter of wet type；Washed and leaching
The porous roller shutter of wet type after wet traps dust again, be attached with dust the porous roller shutter of wet type turn to again tank it is washed and
Soak, so move in circles, reach the purpose of wet dust removal.Sewage in tank is periodically discharged by apopore, while by entering
Water hole is to tank moisturizing, it is ensured that water level is constant in tank.
4th, the present invention can effectively improve efficiency of dust collection of the electrostatic precipitator to fine particle, moreover it is possible to for replacing close remove
Dirt device goes out the airflow uniform distribution plate of gas tank side so that dust remover resistance is basically unchanged.
Therefore, the present apparatus has simple in construction, cost low, reliable and the characteristics of high efficiency of dust collection.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the invention；
Fig. 2 is A-A sectional views of the invention.
Embodiment
The invention will be further described with specific embodiment below in conjunction with the accompanying drawings, not to the limit of its protection domain
System.
Embodiment 1
A kind of porous roller shutter electrostatic precipitator of wet type.As depicted in figs. 1 and 2, the porous roller shutter electrostatic precipitator of the wet type
It is made up of dry electrostatic cleaner, baffle plate (5) and the porous roller shutter dust trapping device of 1 wet type.Dry electrostatic cleaner is built with 1
The porous roller shutter dust trapping device of wet type, the porous roller shutter dust trapping device of 1 wet type is located at gas tank (7) side, and baffle plate (5) is located at wet type
The side of porous roller shutter dust trapping device air inlet.
As depicted in figs. 1 and 2, the structure of the dry electrostatic cleaner is：It is corresponding with right side on the left of deduster body (2)
Ground is provided with inlet box (1) and goes out gas tank (7), is provided with 3 ash buckets (11), deduster sheet the bottom even of deduster body (2)
It is evenly equipped with body (2) between the dust collecting pole plate (4) parallel to airflow direction, dust collecting pole plate (4) and is evenly provided with corona wire (3).
As depicted in figs. 1 and 2, the porous roller shutter dust trapping device of wet type by the porous roller shutter of wet type (8), driving roller (10), from
Dynamic roller (6), motor (12) and tank (9) composition.Deduster body (2) bottom is provided with tank (9), and tank (9) is located at
Go out between gas tank (7) and ash bucket (11), tank (9) is vertical with airflow direction, notch and deduster body (2) bottom of tank (9)
Concordantly, tank (9) drives the drum shaft at roller (10) two ends to be arranged on tank (9) by bearing built with driving roller (10)
Corresponding front side board and back side panel, driving roller (10) are connected with motor (12) axle.Drive the surface dress of roller (10)
There is driven roller (6), the drum shaft at driven roller (6) two ends is arranged on before the corresponding body of deduster body (2) by bearing
The top of side plate and body back side panel；Driving roller (10) and driven roller (6) drive roller (10) and driven by being looped around
The porous roller shutter of wet type (8) connection between roller (6), the porous roller shutter of wet type (8) is equably provided with aperture, and percent opening is 20 ~
40%。
As depicted in figs. 1 and 2, the baffle plate (5) be door case type structure, baffle plate (5) be by front side baffle plate, top flap and
The entirety of rear side baffle composition；The deduster body (2) is by body front side board, body top plate, body back side panel and body
The entirety that bottom plate is surrounded.Front side baffle plate, top flap and rear side baffle are sequentially fixed at the inwall of body front side board, body top plate
Inwall and body back side panel inwall, the height of front side baffle plate is identical with the inside wall height of body front side board, front side baffle plate
Width is equal to 1.2 ~ 1.4 times with distance between plates on front side of body, front side baffle plate and rear side baffle phase on front side of the porous roller shutter of wet type (8)
Together.The length of top flap is equal to the distance between front side baffle plate and rear side baffle, and the width of top flap is porous equal to wet type
1.2 ~ 1.4 times of minimum range between roller shutter (8) and body top plate.
The length of the tank (9) is equal with the width of deduster body (2), and the width of tank (9) is equal to driving roller
(10) 1.3 ~ 1.4 times of diameter, the height and width of tank (9) is equal；The bottom of tank (9) is provided with inlet opening, tank (9)
Bottom or side wall be provided with apopore.
A diameter of 200 ~ 300mm of the driving roller (10)；The diameter of driven roller (6) is straight with driving roller (10)
Footpath is equal.
The aperture is circular port, a diameter of 40 ~ 60mm of circular port.
Embodiment 2
A kind of porous roller shutter electrostatic precipitator of wet type.In addition to following technical parameters, remaining be the same as Example 1：
Dry electrostatic cleaner is built with the porous roller shutter dust trapping device of 2 wet types, the porous roller shutter dust trapping device position of 2 wet types
In going out gas tank (7) side, the porous roller shutter dust trapping device of 2 wet types is parallel to each other；
It is provided with 2 or 4 ash buckets (11) bottom even of deduster body (2)；
The width of front side baffle plate is equal to 1.3 ~ 1.5 times with distance between plates on front side of body on front side of the porous roller shutter of wet type (8)；Top
The width of portion's baffle plate is equal to 1.3 ~ 1.5 times of minimum range between the porous roller shutter of wet type (8) and body top plate；
The width of tank (9) is equal to 1.4 ~ 1.5 times of the diameter of driving roller (10)；
A diameter of 300 ~ 400mm of the driving roller (10)；
The porous roller shutter of wet type (8) is equably provided with aperture, and percent opening is 30 ~ 50%.The aperture is square opening and bar
One kind in shape hole, wherein：The length of side of square opening is 30 ~ 50mm；The width of bar hole is 10 ~ 20mm, the length-width ratio of bar hole
For（5~10）∶1.
Present embodiment has following good effect：
1st, to be provided with 1 ~ 2 wet type more in gas tank (7) side that goes out close to dry electrostatic cleaner for present embodiment
Hole roller shutter dust trapping device, the porous roller shutter dust trapping device of wet type is main by the porous roller shutter of wet type (8), driving roller (10), driven rolling
Cylinder (6), motor (12) and tank (9) composition, it is simple in construction, it is easy to maintenance.
2nd, the water for having tank (9) height 2/3 ~ 3/4, motor (12) band are stored in the tank (9) of present embodiment
Dynamic driving roller (10) and driven roller (6) are operated, and are wetted when the porous roller shutter of wet type (8) is by water in tank (9), wet type
Porous roller shutter (8) traps dust under the cycle rotation of driving roller (10) and driven roller (6), and cycle rotation ensure that this dress
That puts continuously runs, and operating efficiency is high.
3rd, after flue gas enters deduster body (2) by inlet box (1), partial state of charge dust quilt in the presence of electric field force
Dust collecting pole plate (4) is trapped；Remaining dust is come in contact with air motion and with the porous roller shutter of wet type (8) by baffle plate (5), remaining
Dust is under the effect such as inertial collision and diffusion by (8) the 2 times or 4 times trappings of the porous roller shutter of wet type；Cycle rotation is into tank (9)
The porous roller shutter of wet type (8) contacted with water after, water can wash away the dust being attached on the porous roller shutter of wet type (8), and further
Soak the porous roller shutter of wet type (8)；The porous roller shutter of wet type (8) after being washed and soaking traps dust again, is attached with dust
The porous roller shutter of wet type (8) turns to tank (9) and is washed and soaks again, so moves in circles, reaches the purpose of wet dust removal.
Sewage in tank (9) is periodically discharged by apopore, while by inlet opening to tank (9) moisturizing, it is ensured that tank (9) reclaimed water
Position it is constant.
4th, present embodiment can effectively improve efficiency of dust collection of the electrostatic precipitator to fine particle, moreover it is possible to for generation
For the airflow uniform distribution plate for going out gas tank (7) side close to deduster so that dust remover resistance is basically unchanged.
Therefore, the present apparatus has simple in construction, cost low, reliable and the characteristics of high efficiency of dust collection.
Claims (4)
1. a kind of porous roller shutter electrostatic precipitator of wet type, it is characterised in that the porous roller shutter electrostatic precipitator of wet type is quiet by dry type
Electric cleaner, baffle plate (5) and the porous roller shutter dust trapping device composition of 1 ~ 2 wet type；Dry electrostatic cleaner is built with 1 ~ 2 wet type
Porous roller shutter dust trapping device, the porous roller shutter dust trapping device of 1 ~ 2 wet type is located at gas tank (7) side, and it is many that baffle plate (5) is located at wet type
The side of hole roller shutter dust trapping device air inlet；
The structure of the dry electrostatic cleaner is：On the left of deduster body (2) and right side accordingly provided with inlet box (1) and goes out
Gas tank (7), the bottom even of deduster body (2) provided with 2 ~ 4 ash buckets (11), be evenly equipped with deduster body (2) parallel
Corona wire (3) is evenly provided between the dust collecting pole plate (4) of airflow direction, dust collecting pole plate (4)；
The porous roller shutter dust trapping device of wet type is by the porous roller shutter of wet type (8), driving roller (10), driven roller (6), motor
(12) constituted with tank (9)；Deduster body (2) bottom is provided with tank (9), and tank (9) is located at gas tank (7) and ash bucket (11)
Between, tank (9) is vertical with airflow direction, and the notch of tank (9) is concordant with deduster body (2) bottom, and tank (9) is built with drive
Dynamic roller (10), drives the drum shaft at roller (10) two ends to be arranged on the corresponding front side board of tank (9) and back side panel by bearing,
Driving roller (10) is connected with motor (12) axle；Drive the surface of roller (10) that driven roller (6), driven roller are housed
(6) drum shaft at two ends is arranged on the top of the corresponding body front side board of deduster body (2) and body back side panel by bearing；
Driving roller (10) and driven roller (6) by be looped around drive roller (10) and driven roller (6) between the porous roller shutter of wet type
(8) connect, the porous roller shutter of wet type (8) is equably provided with aperture, percent opening is 20 ~ 50%；
The baffle plate (5) is door case type structure, the entirety that baffle plate (5) is made up of front side baffle plate, top flap and rear side baffle；
The deduster body (2) is the entirety surrounded by body front side board, body top plate, body back side panel and body bottom plate；Front side
Baffle plate, top flap and rear side baffle are sequentially fixed at the inwall of body front side board, the inwall of body top plate and body back side panel
Inwall, the height of front side baffle plate is identical with the inside wall height of body front side board, and the width of front side baffle plate is equal to the porous volume of wet type
With 1.2 ~ 1.5 times of distance between plates on front side of body on front side of curtain (8), front side baffle plate is identical with rear side baffle；The length of top flap
Equal to the distance between front side baffle plate and rear side baffle, the width of top flap is equal to the porous roller shutter of wet type (8) and body top plate
Between 1.2 ~ 1.5 times of minimum range.
2. the porous roller shutter electrostatic precipitator of wet type according to claim 1, it is characterised in that the length of the tank (9) is with removing
The width of dirt device body (2) is equal, and the width of tank (9) is equal to 1.3 ~ 1.5 times of the diameter of driving roller (10), tank (9)
Height and width it is equal；The bottom of tank (9) is provided with inlet opening, and the bottom of tank (9) or side wall are provided with apopore.
3. the porous roller shutter electrostatic precipitator of wet type according to claim 1, it is characterised in that the driving roller (10)
A diameter of 200 ~ 400mm；The diameter of driven roller (6) is equal with the diameter of driving roller (10).
4. the porous roller shutter electrostatic precipitator of wet type according to claim 1, it is characterised in that the aperture is circular port, side
One kind in shape hole and bar hole；Wherein：A diameter of 40 ~ 60mm of circular port, the length of side of square opening is 30 ~ 50mm, bar hole
Width be 10 ~ 20mm, the length-width ratio of bar hole is（5~10）∶1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610849451.1A CN106238210B (en) | 2016-09-26 | 2016-09-26 | A kind of porous roller shutter electrostatic precipitator of wet type |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610849451.1A CN106238210B (en) | 2016-09-26 | 2016-09-26 | A kind of porous roller shutter electrostatic precipitator of wet type |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106238210A CN106238210A (en) | 2016-12-21 |
| CN106238210B true CN106238210B (en) | 2017-08-25 |
Family
ID=57611865
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610849451.1A Expired - Fee Related CN106238210B (en) | 2016-09-26 | 2016-09-26 | A kind of porous roller shutter electrostatic precipitator of wet type |
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| CN (1) | CN106238210B (en) |
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| KR101108123B1 (en) * | 2011-07-01 | 2012-01-31 | 한국기계연구원 | An electric precipitator of non-conductivity and rotary type dust collecting plate |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2894850Y (en) * | 2006-03-03 | 2007-05-02 | 张介轩 | Coal-fired power generation boiler electrostatic precipitation apparatus |
| CN102327813A (en) * | 2010-07-12 | 2012-01-25 | 江苏阜升环保集团有限公司 | Multi-layer rotating curtain type high-voltage electrostatic wet process dust collection device |
| CN102909131A (en) * | 2012-11-12 | 2013-02-06 | 北京市中环博业环境工程技术有限公司 | High-voltage electrostatic dust remover end equipment for capturing mote |
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| CN206082840U (en) * | 2016-09-26 | 2017-04-12 | 武汉科技大学 | Curtain electrostatic precipitator is rolled up to combined type |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106238210A (en) | 2016-12-21 |
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