CN107042046A - A kind of airflow distribution device of electrostatic fabric filter - Google Patents
A kind of airflow distribution device of electrostatic fabric filter Download PDFInfo
- Publication number
- CN107042046A CN107042046A CN201710070158.XA CN201710070158A CN107042046A CN 107042046 A CN107042046 A CN 107042046A CN 201710070158 A CN201710070158 A CN 201710070158A CN 107042046 A CN107042046 A CN 107042046A
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- Prior art keywords
- distribution grid
- distribution
- hole
- grid
- airflow
- Prior art date
- 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.)
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- 238000009826 distribution Methods 0.000 title claims abstract description 136
- 239000004744 fabric Substances 0.000 title claims abstract description 13
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 11
- 238000013517 stratification Methods 0.000 claims description 6
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229910001039 duplex stainless steel Inorganic materials 0.000 claims description 2
- 238000009792 diffusion process Methods 0.000 abstract description 2
- 238000000746 purification Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000009827 uniform distribution Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/0039—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices
- B01D46/0041—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours with flow guiding by feed or discharge devices for feeding
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The present invention relates to a kind of airflow distribution device of electrostatic fabric filter, including housing, first distribution grid, second distribution grid, 3rd distribution grid, first distribution grid, second distribution grid, 3rd distribution grid is arranged in the housing of reducer pipe successively from outside to inside, plate and plate above housing are in 90 ° above first distribution grid and the second distribution grid, plate and plate below housing are in 90 ° below first distribution grid and the second distribution grid, being shaped as 3rd distribution grid is spherical, described first, two, the percent opening in three distribution grid overdraught holes is respectively 40%, 60%, 80%, described first, two, three distribution grid overdraught hole shapes are respectively pentalpha, corner star, triangle star.This kind of device makes the uniform diffusion profile of air-flow by adjusting flow velocity of the inlet air flow in reducer pipe, improves purification efficiency, reduces equipment failure rate.
Description
Technical field
The present invention relates to dedusting technology field, more particularly to a kind of airflow distribution device of electrostatic fabric filter.
Background technology
The flue dust that the enterprises such as current steel, cement, chemical industry, electric power are discharged, it is purified and recycle is most commonly used
Equipment is electrostatic fabric filter.General high speed ash-laden gas is introduced into electrostatic fabric filter by flue, is all by the different bores in two ends
Reducer pipe be transitioned into operating room, due to the ratio between reducer pipe two ends aperture area be 5-9 times, pipe range only has 3m, subtended angle and is up to
60-70 °, do not taken the necessary measures in reducer pipe such as, will result in that air flow method is uneven, make the net of electric-bag complex dust collector
Change efficiency to decline.
To avoid air flow method is uneven from all installing airflow-distribution board, the structure type of airflow-distribution board in reducer pipe
Based on porous type, panel formula, vertical plates, sawtooth pattern, X-type plate and vertical folded plate type.Wherein porous plate uniformly mainly should
For the air inlet reducer pipe of air feeding in center, airflow-distribution board is typically out several size identical airflow holes, this air-flow point
Fabric swatch is simple in construction, and production and processing is easy.But in actual use, the particularly field of central inlet pipeline very irregular
Close, the effect flowed is very bad, cause electric precipitation area local anode and cathode occur and do not gather dust, bag-type dust area is because of local velocity
Breakage rate that is too fast and causing filter bag is high.
The uniform airflow distribution device of air flow method can be made by how designing one kind, as asking that we currently to be solved
Topic.
The content of the invention
It is an object of the invention to provide a kind of efficient joint body deduster, it, which can effectively solve the problem that in background technology, is present
The problem of.
To achieve the above object, the present invention provides following technical scheme：A kind of airflow distribution device of electrostatic fabric filter, bag
Include housing, the first distribution grid, the second distribution grid, the 3rd distribution grid, first distribution grid, the second distribution grid, the 3rd distribution grid
Arranged successively in the housing of reducer pipe from outside to inside, plate and housing is upper above first distribution grid and the second distribution grid
Panel is in 90 °, and plate and plate below housing are in 90 ° below first distribution grid and the second distribution grid, the 3rd distribution
Being shaped as plate is spherical, the percent opening in the first distribution grid overdraught hole is 40%, and the second distribution grid overdraught hole is opened
Porosity is 60%, and the percent opening in the 3rd distribution grid distribution grid overdraught hole is 80%, the first distribution grid overdraught hole shape
Shape is pentalpha, and the second distribution grid overdraught hole is corner star, and the 3rd distribution grid distribution grid overdraught hole is
Triangle star, the airflow hole of first distribution grid and the airflow hole of the second distribution grid are to be interspersed, second distribution grid
The airflow hole of airflow hole and the 3rd distribution grid be to be interspersed, first distribution grid, the second distribution grid, the 3rd distribution grid
Material is the duplex stainless steel 2205 for being sprayed with wear-resistant coating.
Further, the aperture size maximum in the first distribution grid overdraught hole, the aperture in the second distribution grid overdraught hole
Size secondly, the aperture size in the 3rd distribution grid overdraught hole it is minimum.
Further, first distribution grid is provided with wind guide tank at the airflow hole in wind face.
Further, second distribution grid is provided with wind guide tank at the airflow hole in wind face.
Further, the 3rd distribution grid is provided with wind guide tank at the airflow hole in wind face.
Further, the wind guide tank and the first distribution grid of first distribution grid are into vertical stratification.
Further, the wind guide tank and the second distribution grid of second distribution grid are into vertical stratification.
Compared with prior art, the beneficial effects of the invention are as follows：The airflow distribution device of this kind of electrostatic fabric filter, by adjusting
Whole inlet air flow makes the uniform diffusion profile of air-flow in the flow velocity of reducer pipe, improves purification efficiency, reduces equipment failure rate.
Brief description of the drawings
Fig. 1 is overall structure diagram of the invention；
Fig. 2 is one of partial structural diagram of the present invention；
Fig. 3 is the two of the partial structural diagram of the present invention；
Fig. 4 is the three of the partial structural diagram of the present invention；
1- housings in reference；The distribution grids of 2- first；The guiding gutter of the distribution grids of 21- first；22- pentalpha airflow holes；3-
Second distribution grid；The guiding gutter of the distribution grids of 31- second；Tetra- jiaos of star airflow holes of 32-；The distribution grids of 4- the 3rd；The distribution grids of 41- the 3rd
Guiding gutter；42- triangle star airflow holes.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is all other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1-4 are referred to, the present invention provides a kind of technical scheme：A kind of airflow distribution device of electrostatic fabric filter, including
Housing 1, the first distribution grid 2, the second distribution grid 3, the 3rd distribution grid 4, first distribution grid 2, the second distribution grid 3, the 3rd point
Fabric swatch 4 is arranged in the housing 1 of reducer pipe successively from outside to inside, above the distribution grid 3 of the first distribution grid 2 and second plate with
Plate is in 90 ° above housing 1, and plate and plate below housing 1 are in 90 ° below the distribution grid 3 of the first distribution grid 2 and second,
Being shaped as 3rd distribution grid 4 is spherical, and the percent opening in the overdraught hole 22 of the first distribution grid 2 is 40%, described second point
The percent opening in the overdraught hole 32 of fabric swatch 3 is 60%, and the percent opening in the distribution grid overdraught hole 42 of the 3rd distribution grid 4 is 80%, institute
State the overdraught hole 22 of the first distribution grid 2 and be shaped as pentalpha, the overdraught hole 32 of the second distribution grid 3 is corner star, institute
The distribution grid overdraught hole 42 of the 3rd distribution grid 4 is stated for triangle star, the distribution grid of airflow hole 22 and second of first distribution grid 2
3 airflow hole 32 is to be interspersed, and the airflow hole 42 of the airflow hole 32 and the 3rd distribution grid 4 of second distribution grid 3 is to interlock
Distribution, first distribution grid 2, the second distribution grid 3, the material of the 3rd distribution grid 4 are the two phase stainless steel for being sprayed with wear-resistant coating
2205。
Further, the aperture size maximum in the overdraught hole 22 of the first distribution grid 2, the overdraught hole 32 of the second distribution grid 3
Aperture size secondly, the aperture size in the overdraught hole 42 of the 3rd distribution grid 4 it is minimum.
Further, first distribution grid 2 is provided with wind guide tank 21 at the airflow hole 22 in wind face, and guiding ash-laden gas is uniform
Distribution.
Further, second distribution grid 3 is provided with wind guide tank 31 at the airflow hole 32 in wind face, and guiding ash-laden gas is uniform
Distribution.
Further, the 3rd distribution grid 4 is provided with wind guide tank 41 at the airflow hole 42 in wind face, and guiding ash-laden gas is uniform
Distribution.
Further, the distribution grid 2 of wind guide tank 21 and first of first distribution grid 2 is into vertical stratification.
Further, the distribution grid 3 of wind guide tank 21 and second of second distribution grid 3 is into vertical stratification.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (7)
1. a kind of airflow distribution device of electrostatic fabric filter, including housing（1）, the first distribution grid（2）, the second distribution grid（3）,
Three distribution grids（4）, it is characterised in that：First distribution grid（2）, the second distribution grid（3）, the 3rd distribution grid（4）From outside to inside
Successively in the housing of reducer pipe（1）Interior arrangement, first distribution grid（2）With the second distribution grid（3）Above plate and housing（1）
Above plate it is in 90 °, first distribution grid（2）With the second distribution grid（3）Below plate and housing（1）Below plate it is in 90 °,
3rd distribution grid（4）Be shaped as spherical, first distribution grid（2）Overdraught hole（22）Percent opening be 40%, it is described
Second distribution grid（3）Overdraught hole（32）Percent opening be 60%, the 3rd distribution grid（4）Overdraught hole（42）Percent opening
For 80%, first distribution grid（2）Overdraught hole（22）It is shaped as pentalpha, second distribution grid（3）Overdraught hole
（32）For corner star, the 3rd distribution grid（4）Overdraught hole（42）For triangle star, first distribution grid（2）Gas
Discharge orifice（22）With the second distribution grid（3）Airflow hole（32）It is to be interspersed, second distribution grid（3）Airflow hole（32）With
3rd distribution grid（4）Airflow hole（42）It is to be interspersed, first distribution grid（2）, the second distribution grid（3）, the 3rd distribution
Plate（4）Material be the duplex stainless steel 2205 for being sprayed with wear-resistant coating.
2. a kind of efficient joint body deduster according to claim 1, it is characterised in that：First distribution grid（2）On
Airflow hole（22）Aperture size is maximum, the second distribution grid（3）Overdraught hole（32）Aperture size secondly, the 3rd distribution grid
（4）Overdraught hole（42）Aperture size it is minimum.
3. a kind of efficient joint body deduster according to claim 1, it is characterised in that：First distribution grid（2）Quilt
The airflow hole in wind face（22）Place is provided with wind guide tank（21）, guide ash-laden gas to be uniformly distributed.
4. a kind of efficient joint body deduster according to claim 1, it is characterised in that：Second distribution grid（3）Quilt
The airflow hole in wind face（32）Place is provided with wind guide tank（31）, guide ash-laden gas to be uniformly distributed.
5. a kind of efficient joint body deduster according to claim 1, it is characterised in that：3rd distribution grid（4）Quilt
The airflow hole in wind face（42）Place is provided with wind guide tank（41）, guide ash-laden gas to be uniformly distributed.
6. a kind of efficient joint body deduster according to claim 1, it is characterised in that：First distribution grid（2）'s
Wind guide tank（21）With the first distribution grid（2）Into vertical stratification.
7. a kind of efficient joint body deduster according to claim 1, it is characterised in that：Second distribution grid（3）'s
Wind guide tank（21）With the second distribution grid（3）Into vertical stratification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710070158.XA CN107042046B (en) | 2017-02-09 | 2017-02-09 | Air flow distribution device of electric bag dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710070158.XA CN107042046B (en) | 2017-02-09 | 2017-02-09 | Air flow distribution device of electric bag dust collector |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107042046A true CN107042046A (en) | 2017-08-15 |
| CN107042046B CN107042046B (en) | 2024-04-05 |
Family
ID=59544533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710070158.XA Active CN107042046B (en) | 2017-02-09 | 2017-02-09 | Air flow distribution device of electric bag dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107042046B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110038725A (en) * | 2019-05-22 | 2019-07-23 | 解标 | A kind of W type purification device |
| CN113648730A (en) * | 2021-07-30 | 2021-11-16 | 成都易态科技有限公司 | Air inlet channel of filter, filter and dust removal method |
Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1267143A1 (en) * | 1985-05-07 | 1986-10-30 | Восточно-Сибирский технологический институт | Device for heat treatment of loose materials in fluidized bed |
| JP2001232235A (en) * | 2000-02-25 | 2001-08-28 | Mitsubishi Heavy Ind Ltd | Electric dust collector |
| US20020189452A1 (en) * | 2001-03-20 | 2002-12-19 | Kelly Benham | Riser termination device |
| CN102061352A (en) * | 2010-12-15 | 2011-05-18 | 中冶南方工程技术有限公司 | Air flow distribution plate at inlet of electrostatic dust collector |
| CN202438412U (en) * | 2011-12-30 | 2012-09-19 | 福建龙净环保股份有限公司 | Uniformly distributing optimizing device of horn air flow at inlet of electric dust remover |
| CN103084032A (en) * | 2013-02-01 | 2013-05-08 | 广东电网公司电力科学研究院 | Novel electric-bag composite deduster air-flow distribution composite device |
| CN203525871U (en) * | 2013-11-05 | 2014-04-09 | 金华华东环保设备有限公司 | Airflow distribution uniformizing device for electrostatic precipitator |
| CN204799031U (en) * | 2015-07-02 | 2015-11-25 | 金华安可环保科技有限公司 | Galvanized sheet downflow type deduster of filter cylinder |
| CN205055818U (en) * | 2015-10-19 | 2016-03-02 | 张仲伟 | Adsorption desulfurization and denitration device |
| CN105597655A (en) * | 2016-03-16 | 2016-05-25 | 北京化工大学 | Gas distribution device |
| CN205288692U (en) * | 2015-12-22 | 2016-06-08 | 中国电力工程顾问集团中南电力设计院有限公司 | Dust remover smoke box air flow distribution device that admits air |
| CN205627893U (en) * | 2016-04-19 | 2016-10-12 | 内蒙古荣信化工有限公司 | Methyl alcohol is converter top of tower distributor in advance |
| CN106040109A (en) * | 2016-07-04 | 2016-10-26 | 茂名重力石化机械制造有限公司 | Gas flow distribution plate and reactor with same |
| CN106076021A (en) * | 2016-08-13 | 2016-11-09 | 天津万亚通科技有限公司 | Airflow distribution device in large-scale air flow duct system |
| CN206499993U (en) * | 2017-02-09 | 2017-09-19 | 河北宏达环境工程有限公司 | A kind of airflow distribution device of electrostatic fabric filter |
-
2017
- 2017-02-09 CN CN201710070158.XA patent/CN107042046B/en active Active
Patent Citations (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1267143A1 (en) * | 1985-05-07 | 1986-10-30 | Восточно-Сибирский технологический институт | Device for heat treatment of loose materials in fluidized bed |
| JP2001232235A (en) * | 2000-02-25 | 2001-08-28 | Mitsubishi Heavy Ind Ltd | Electric dust collector |
| US20020189452A1 (en) * | 2001-03-20 | 2002-12-19 | Kelly Benham | Riser termination device |
| CN102061352A (en) * | 2010-12-15 | 2011-05-18 | 中冶南方工程技术有限公司 | Air flow distribution plate at inlet of electrostatic dust collector |
| CN202438412U (en) * | 2011-12-30 | 2012-09-19 | 福建龙净环保股份有限公司 | Uniformly distributing optimizing device of horn air flow at inlet of electric dust remover |
| CN103084032A (en) * | 2013-02-01 | 2013-05-08 | 广东电网公司电力科学研究院 | Novel electric-bag composite deduster air-flow distribution composite device |
| CN203525871U (en) * | 2013-11-05 | 2014-04-09 | 金华华东环保设备有限公司 | Airflow distribution uniformizing device for electrostatic precipitator |
| CN204799031U (en) * | 2015-07-02 | 2015-11-25 | 金华安可环保科技有限公司 | Galvanized sheet downflow type deduster of filter cylinder |
| CN205055818U (en) * | 2015-10-19 | 2016-03-02 | 张仲伟 | Adsorption desulfurization and denitration device |
| CN205288692U (en) * | 2015-12-22 | 2016-06-08 | 中国电力工程顾问集团中南电力设计院有限公司 | Dust remover smoke box air flow distribution device that admits air |
| CN105597655A (en) * | 2016-03-16 | 2016-05-25 | 北京化工大学 | Gas distribution device |
| CN205627893U (en) * | 2016-04-19 | 2016-10-12 | 内蒙古荣信化工有限公司 | Methyl alcohol is converter top of tower distributor in advance |
| CN106040109A (en) * | 2016-07-04 | 2016-10-26 | 茂名重力石化机械制造有限公司 | Gas flow distribution plate and reactor with same |
| CN106076021A (en) * | 2016-08-13 | 2016-11-09 | 天津万亚通科技有限公司 | Airflow distribution device in large-scale air flow duct system |
| CN206499993U (en) * | 2017-02-09 | 2017-09-19 | 河北宏达环境工程有限公司 | A kind of airflow distribution device of electrostatic fabric filter |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110038725A (en) * | 2019-05-22 | 2019-07-23 | 解标 | A kind of W type purification device |
| CN110038725B (en) * | 2019-05-22 | 2024-03-01 | 解标 | W-shaped purifying device |
| CN113648730A (en) * | 2021-07-30 | 2021-11-16 | 成都易态科技有限公司 | Air inlet channel of filter, filter and dust removal method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107042046B (en) | 2024-04-05 |
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