CN208302430U - Remove the fiber wash tower of sticky dust in removing exhaust gas - Google Patents
Remove the fiber wash tower of sticky dust in removing exhaust gas Download PDFInfo
- Publication number
- CN208302430U CN208302430U CN201820603909.XU CN201820603909U CN208302430U CN 208302430 U CN208302430 U CN 208302430U CN 201820603909 U CN201820603909 U CN 201820603909U CN 208302430 U CN208302430 U CN 208302430U
- Authority
- CN
- China
- Prior art keywords
- demister
- spray
- exhaust gas
- sticky dust
- wash tower
- 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.)
- Expired - Fee Related
Links
- 239000000428 dust Substances 0.000 title claims abstract description 41
- 239000000835 fiber Substances 0.000 title claims abstract description 33
- 239000007921 spray Substances 0.000 claims abstract description 62
- 239000007788 liquid Substances 0.000 claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000012856 packing Methods 0.000 claims abstract description 23
- 239000000945 filler Substances 0.000 claims abstract description 22
- 238000010926 purge Methods 0.000 claims abstract description 7
- 239000010410 layer Substances 0.000 claims description 27
- 238000009826 distribution Methods 0.000 claims description 23
- 238000012423 maintenance Methods 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 7
- 239000003595 mist Substances 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 5
- 229920004934 Dacron® Polymers 0.000 claims description 3
- 238000007037 hydroformylation reaction Methods 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 3
- 239000002356 single layer Substances 0.000 claims description 3
- 239000007789 gas Substances 0.000 description 29
- 239000003973 paint Substances 0.000 description 7
- 239000012071 phase Substances 0.000 description 7
- 239000011248 coating agent Substances 0.000 description 5
- 238000000576 coating method Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000011347 resin Substances 0.000 description 5
- 229920005989 resin Polymers 0.000 description 5
- 238000005201 scrubbing Methods 0.000 description 5
- 230000002209 hydrophobic effect Effects 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 238000011282 treatment Methods 0.000 description 4
- 239000002912 waste gas Substances 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 3
- 230000000505 pernicious effect Effects 0.000 description 3
- 239000012855 volatile organic compound Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 239000002250 absorbent Substances 0.000 description 2
- 230000002745 absorbent Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000006260 foam Substances 0.000 description 2
- 239000004615 ingredient Substances 0.000 description 2
- 239000004922 lacquer Substances 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 239000003960 organic solvent Substances 0.000 description 2
- 238000007591 painting process Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003463 adsorbent Substances 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000000809 air pollutant Substances 0.000 description 1
- 231100001243 air pollutant Toxicity 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000009514 concussion Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000007791 liquid phase Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000010297 mechanical methods and process Methods 0.000 description 1
- 230000005226 mechanical processes and functions Effects 0.000 description 1
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- 238000002844 melting Methods 0.000 description 1
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- 230000000737 periodic effect Effects 0.000 description 1
- 239000002957 persistent organic pollutant Substances 0.000 description 1
- 230000001699 photocatalysis Effects 0.000 description 1
- 238000007146 photocatalysis Methods 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000012716 precipitator Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000007592 spray painting technique Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
Abstract
The utility model discloses the fiber wash towers for going sticky dust in removing exhaust gas, its structure includes shell, air inlet, packing layer, spray system, demister, demister back-purge system, gas outlet and additional water tank, the housing bottom side is equipped with air inlet, top is equipped with gas outlet, air inlet top is equipped with packing layer in shell, described filler layer top is equipped with spray system, the spray system top is equipped with demister, the demister top or lower part are equipped with demister back-purge system, the spray system and demister backpurge system pass through pipeline and are connected with additional water tank.The fiber wash tower has many advantages, such as that structure is simple and convenient to operate, gas liquid interfacial area is big, liquid holdup is small, is not easy to plug, sticky dust removal efficiency is high, is very suitable for the removal of sticky dust in exhaust gas.
Description
Technical field
The utility model relates to fiber wash tower, specifically a kind of fiber wash for going sticky dust in removing exhaust gas
Tower.
Background technique
Dust-laden industrial waste gas results from the mechanical processes such as crushing, screening, conveying, the explosion of solid matter or burning, high temperature
The processes such as melting and chemical reaction.Currently, mechanical dust collector, electric precipitator, filter collector can be divided by trapping mechanism and washed
Wash deduster etc..The stickiness such as a large amount of sticky dusts, especially resin containing UV can be generated in certain chemical reaction processes, painting process
The painting process of substance can generate a large amount of sticky dusts, be easy blocking filtering material, and removal difficulty is larger.
A kind of paint spraying organic solvent exhaust gas is disclosed for the removal Chinese patent CN201410026735.1 of sticky dust
Purification device and method for recovering solvents, this method provide stickiness thin of certain residence time solidification coating cloud using paper filter
The grain paint powder small at stickiness carries out just dedusting using cyclone dust collectors and forms the small powdered granule of stickiness, the coating cloud of stickiness
It carries out mixing and removes entering bag filter after the stickiness of coating cloud and going to filter out paint powder in venturi mixer and pulverized limestone, containing micro-
The organic exhaust gas of amount paint powder most removes paint powder using foam principle through foam dust collector afterwards, is sent into adsorption tanks and is adsorbed and taken off
It is attached, isolated pure organic solvent is arrived after cooling.But the easy blocking paper such as stickiness biggish sticky dust such as UV resin
Filter is unable to get and effectively removes.Chinese patent CN201110105001.9 discloses a kind of UV paint spraying waste gas purifying system
And method, the system is using polyethylene cleaning ball as filler, using the absorbing liquid scrubbing exhaust gas of addition paint remover, and then removes UV tree
Rouge, exhaust gas after activated carbon adsorption by discharging after processing.The technology can effectively remove part UV resin, but cleaning ball is easy to block up
Plug, need to often replace, meanwhile, as China's Air Pollutant Emission control standard gradually adds sternly, which not can guarantee exhaust gas
Qualified discharge.
Utility model content
The utility model provides a kind of fiber wash tower for going sticky dust in removing exhaust gas, faces in solution Practical Project
The problem of sticky dust removal utilizes the common Pall ring of single fiber filler substitution conventional filler scrubbing tower, polyhedron empty ball etc.
Filler, the filler are not easy to be blocked, and can effectively solve the problems, such as that sticky dust blocks filler, dust removal efficiency is high.
The technical solution adopted by the utility model to solve its technical problems is that: go the fiber of sticky dust in removing exhaust gas to wash
Tower is washed, structure includes shell, air inlet, packing layer, spray system, demister, demister backpurge system, gas outlet and adds
Water tank, the housing bottom side are equipped with air inlet, and top is equipped with gas outlet, and air inlet top is equipped with packing layer, institute in shell
Packing layer top is stated equipped with spray system, the spray system top is equipped with demister backpurge system, demister recoil system
Top unite equipped with demister, the spray system and demister backpurge system pass through pipeline and be connected with additional water tank.
Further, described filler layer is single fiber filler, is arranged 1-4 layers, and single layer depth of packing is 0.5m-2m, and material is
Plastics, hydroformylation fiber or dacron thread.
Further, the demister is mesh mist eliminator or folded plate demister or both mesh mist eliminator and folded plate demister
Combination, the demister are arranged 1-3 grades, and single-stage is with a thickness of 0.1m-0.3m.
Further, the spray system includes water circulating pump, spray piping, liquid distribution trough, nozzle and valve, the spray
Shower pipe road is equipped with water circulating pump, and one end of spray piping is connected with additional water tank, and the other end is connected with liquid distribution trough, described
Liquid distribution trough is set in the housing chamber, and liquid distribution trough top is equipped with several spray heads, and the spray head is corresponding with packing layer downward.
Further, the demister back-purge system includes water circulating pump, spray piping, liquid distribution trough, nozzle and valve
Door, the spray piping are equipped with water circulating pump, and one end of spray piping is connected with additional water tank, the other end and liquid distribution trough
Be connected, the liquid distribution trough is set in the housing chamber, and liquid distribution trough top is equipped with several spray heads, the spray head upward with remove
Day with fog is corresponding.
Further, the demister back-purge system and spray system share a spray piping.
Further, the packing layer and demister are tower structure, by arranging supporting guide and tower body in tower body
Inner cavity connection.
Further, the shell setting facilitates the maintenance door of installation, maintenance and replacement.
The beneficial effects of the utility model are:
1, the inner members such as packing layer, demister in the fiber wash tower are set as tower structure, arrange in tower body
Supporting guide, facilitates installation, maintenance and replacement, and quick dispatch is suitble to large-scale industry to promote.
2, demister is provided with backpurge system, and demister can be prevented to be blocked, and guarantees that scrubbing tower of the invention is long-term, stablizes
Operation.
3, it is widely portable to the removal of the stickiness, hydrophobic dust that generate during UV spray painting, tar chemical industry etc., simultaneously
The pretreatment measure that can be used as the VOCs treatment containing sticky dust, with adsorbent equipment, plasma apparatus, photocatalysis equipment,
The combination of the VOCs treatments facility such as burner, avoids sticky dust from impacting subsequent VOCs treatment system, and
And by selecting absorbent appropriate, the present invention can absorb some organic pollutants, reduces the processing of subsequent waste gas pollution control and treatment system
Difficulty.
Detailed description of the invention
Fig. 1 is the diagrammatic cross-section of fiber wash tower；
Fig. 2 is fiber wash tower packing schematic diagram.
In figure
1 shell, 2 air inlets, 3 packing layers, 4 spray systems, 5 demisters, 6 demister backpurge systems, 7 gas outlets, 8 add
Water tank, 9 filler frames, 10 fiberfill beams.
Specific embodiment
Make referring to a kind of fiber wash tower that goes in removing exhaust gas sticky dust of the Figure of description to the utility model following
It is described in detail.
A kind of fiber wash tower going sticky dust in removing exhaust gas contains stickiness such as UV resin, coating cloud, hydrophobic for purifying
In the lacquer spraying waste gas harnessing project of property dust, tolerance 20000m3/h。
The fiber wash tower, tower body are designed as vertical type square tower, and tower body material is Q235B carbon steel anti-corrosion, tower body rule
Lattice are 1300mm × 1300mm × 6500mm.
As shown in Figure 1, a kind of fiber wash tower for going sticky dust in removing exhaust gas of the utility model, structure includes shell
Body 1, air inlet 2, packing layer 3, spray system 4, demister 5, demister backpurge system 6, gas outlet 7 and additional water tank 8, it is described
1 bottom side of shell is equipped with air inlet 2, and top is equipped with gas outlet 7, and air inlet top is equipped with packing layer 3, the filler in shell
3 top of layer are equipped with spray system 4, and 4 top of spray system is equipped with demister backpurge system 6, the demister backpurge system
Top is equipped with demister 5, and the spray system and demister backpurge system pass through pipeline and be connected with additional water tank.Air inlet is set
It sets in tower body lower part, exhaust gas is entered in scrubbing tower by air inlet, and exhaust gas passes through packing layer from bottom to top, and spray piping setting is being filled out
Above the bed of material, gas-liquid two-phase adverse current passes through packing layer, extends gas-liquid two-phase time of contact, improves dust removal efficiency.The shell
The maintenance door for facilitating installation, maintenance and replacement is arranged in body.
Described filler layer 3 is arranged 1-4 layers, and packing layer is made of filler frame 9 and fiberfill beam 10, and single layer filler is thick
Degree is 0.5m-2m, and material is the hydrophobic materials such as plastics, hydroformylation fiber or dacron thread.
As shown in Fig. 2, the filler is single fiber filler, filler uses stainless steel frame, large specific surface area and is not easy
It is blocked, when operation, absorbing liquid forms one layer of liquid film in filler surface, sticky dust and pernicious gas ingredient in gas phase and inhales
Liquid is received to come into full contact with.Certain cohesion occurs on liquid film surface for sticky dust, due to the lubrication buffer action of liquid film, air-flow wind speed
Concussion, gas-liquid two-phase mutual collision the effects of, sticky dust is intercepted in gas phase and is fallen off by filler surface and enters liquid
Xiang Zhong achievees the purpose that remove sticky dust；Gas-liquid two-phase comes into full contact with, and the pernicious gas ingredient and absorbent in gas phase are abundant
Contact, part pernicious gas are absorbed agent and are absorbed into liquid phase, achieve the purpose that removing and harmful gas.
The demister 5 is that mesh mist eliminator or folded plate demister or both mesh mist eliminator and folded plate demister combine,
The demister is arranged 1-3 grades, and single-stage is with a thickness of 0.1m-0.3m.
The spray system includes water circulating pump, spray piping, liquid distribution trough, nozzle and valve, the spray piping
It is equipped with water circulating pump, one end of spray piping is connected with additional water tank, and the other end is connected with liquid distribution trough, the liquid point
Cloth device is set in the housing chamber, and liquid distribution trough top is equipped with several spray heads, and the spray head is corresponding with packing layer downward.Wherein spray
Mouth selects the impact resistances such as stainless steel or pp, non-fouling nozzle.
The demister back-purge system includes water circulating pump, spray piping, liquid distribution trough, nozzle and valve, described
Spray piping is equipped with water circulating pump, and one end of spray piping is connected with additional water tank, and the other end is connected with liquid distribution trough, institute
State liquid distribution trough and be set in the housing chamber, liquid distribution trough top is equipped with several spray heads, the spray head upward with demister pair
It answers.Demister is sprayed by spray head, demister can be prevented to be blocked, guarantees that scrubbing tower of the invention is long-term, stablizes fortune
Row.
The demister back-purge system and spray system share a spray piping.Demister backpurge system and spray system
The liquid distribution trough parallel connection of system controls the sprinkling of two systems on the top of spray piping by valve respectively.
The packing layer and demister is tower structure, by arranging that supporting guide and tower body inner cavity connect in tower body
It connects.Facilitate installation, maintenance and replacement, quick dispatch is suitble to large-scale industry to promote.
The fiber wash tower, absorbing liquid are tap water, and recirculated water spray flow is 20m3/ h does not add other chemistry examinations
Agent, as far as possible reduction operating cost.
Dust-filtering net, fishing slag system is arranged in the additional water tank, passes through the sticky dust in periodic cleaning water tank, protects
The operation of circulation normal table is demonstrate,proved, reduces outer displacement, and then reduce operating cost.
It is used to purify the lacquer spraying waste gas containing the stickiness such as UV resin, coating cloud, hydrophobic dust for above-mentioned fiber wash tower to control
In science and engineering journey, the removal efficiency > 85% of sticky dust.
In conclusion there is fiber wash tower provided by the invention structure to be simple and convenient to operate, gas liquid interfacial area is big,
Liquid holdup is small, is not easy to plug, the advantages that sticky dust removal efficiency is high, is very suitable for the removal of sticky dust in exhaust gas.
The above, some principles of the utility model that only explains through diagrams, this specification are not intended to this is practical
It is novel to be confined in the shown specific structure and the scope of application, thus it is all it is all may be utilized accordingly modify and wait
Jljl belongs to the applied the scope of the patents of the utility model.
In addition to the technical characteristic described in the specification, remaining technical characteristic is technology known to those skilled in the art.
Claims (8)
1. removing the fiber wash tower of sticky dust in removing exhaust gas, characterized in that including shell, air inlet, packing layer, spray system
System, demister, demister backpurge system, gas outlet and additional water tank, the housing bottom side are equipped with air inlet, and top is equipped with
Gas outlet, air inlet top is equipped with packing layer in shell, and described filler layer top is equipped with spray system, the spray system top
Equipped with demister backpurge system, demister backpurge system top is equipped with demister, the spray system and demister recoil
System passes through pipeline and is connected with additional water tank.
2. the fiber wash tower according to claim 1 for going sticky dust in removing exhaust gas, characterized in that described filler layer is
Single fiber filler is arranged 1-4 layers, and single layer depth of packing is 0.5m-2m, and material is plastics, hydroformylation fiber or dacron thread.
3. the fiber wash tower according to claim 1 for going sticky dust in removing exhaust gas, characterized in that the demister is
Mesh mist eliminator or the combination of folded plate demister or both mesh mist eliminator and folded plate demister, the demister are arranged 1-3 grades, list
Grade is with a thickness of 0.1m-0.3m.
4. the fiber wash tower according to claim 1 for going sticky dust in removing exhaust gas, characterized in that the spray system
Including water circulating pump, spray piping, liquid distribution trough, nozzle and valve, the spray piping is equipped with water circulating pump, spray tube
The one end in road is connected with additional water tank, and the other end is connected with liquid distribution trough, and the liquid distribution trough is set in the housing chamber, liquid
Distributor top is equipped with several spray heads, and the spray head is corresponding with packing layer downward.
5. the fiber wash tower according to claim 1 for going sticky dust in removing exhaust gas, characterized in that the demister is anti-
Rinse-system includes water circulating pump, spray piping, liquid distribution trough, nozzle and valve, and the spray piping is equipped with recirculated water
Pump, one end of spray piping are connected with additional water tank, and the other end is connected with liquid distribution trough, and the liquid distribution trough is set to shell
Inner cavity, liquid distribution trough top are equipped with several spray heads, and the spray head is corresponding with demister upward.
6. the fiber wash tower according to claim 4 or 5 for going sticky dust in removing exhaust gas, characterized in that the demisting
Device back-purge system and spray system can share a spray piping.
7. the fiber wash tower according to claim 1 for going sticky dust in removing exhaust gas, characterized in that the packing layer
It is tower structure with demister, by arranging that supporting guide is connect with tower body inner cavity in tower body.
8. the fiber wash tower according to claim 1 for going sticky dust in removing exhaust gas, characterized in that the shell setting
Facilitate the maintenance door of installation, maintenance and replacement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820603909.XU CN208302430U (en) | 2018-04-25 | 2018-04-25 | Remove the fiber wash tower of sticky dust in removing exhaust gas |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820603909.XU CN208302430U (en) | 2018-04-25 | 2018-04-25 | Remove the fiber wash tower of sticky dust in removing exhaust gas |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208302430U true CN208302430U (en) | 2019-01-01 |
Family
ID=64713450
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820603909.XU Expired - Fee Related CN208302430U (en) | 2018-04-25 | 2018-04-25 | Remove the fiber wash tower of sticky dust in removing exhaust gas |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208302430U (en) |
-
2018
- 2018-04-25 CN CN201820603909.XU patent/CN208302430U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190101 |