CN206304565U - Asphalt flue gas treatment device - Google Patents
Asphalt flue gas treatment device Download PDFInfo
- Publication number
- CN206304565U CN206304565U CN201621319743.6U CN201621319743U CN206304565U CN 206304565 U CN206304565 U CN 206304565U CN 201621319743 U CN201621319743 U CN 201621319743U CN 206304565 U CN206304565 U CN 206304565U
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- CN
- China
- Prior art keywords
- flue gas
- treatment device
- absorption tower
- gas treatment
- asphalt flue
- 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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
- Y02A50/2351—Atmospheric particulate matter [PM], e.g. carbon smoke microparticles, smog, aerosol particles, dust
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- Treating Waste Gases (AREA)
Abstract
The utility model is related to waterproof material production technical field, and in particular to a kind of asphalt flue gas treatment device.The asphalt flue gas treatment device includes the stone flour tank, absorption tower, deduster, air-introduced machine, activated carbon adsorption unit and the chimney that are sequentially communicated by pipeline, absorbs tower bottom and is connected with bitumen flue gas；Absorption tower is up sequentially provided with water injector, recirculating fluidized bed and turbulence plate by bottom.The utility model solves the problems, such as that legacy equipment desulfuration efficiency is low and produces byproduct to produce secondary pollution to environment.Reaction is fully contacted with flue gas absorption tower is inner circulation fluidized by stone flour desulfurizing agent, to remove the sour gas in flue gas.The return of floccule is strengthened by the structure setting of water injector, recirculating fluidized bed and top turbulence plate in absorption tower, the heat and mass transport between gas-solid is greatly enhanced, so as to improve desulfurization degree.Desulfurizing byproduct is dry state simultaneously, disposable, is produced without waste water and secondary pollution.
Description
Technical field
The utility model patent is related to waterproof material production technical field, and in particular to a kind of asphalt flue gas treatment device.
Background technology
Asphalt waterproofing material has become the kind of share maximum in buildings waterproof product, and in various asphaltic base waterproof materials
Substantial amounts of bitumen flue gas are produced in the production process of material.Contain various nuisances, such as substantial amounts of SO in bitumen flue gas2、HCl、HF
Deng sour gas, can be by respiratory tract harmful to human.In order to prevent producing pollution to air and crowd's living environment, it is necessary to drip
Blue or green flue gas carries out strict purified treatment.Waterproof material manufacturing enterprise of the country uses traditional wet method gypsum flue gas mostly at present
Desulphurization plant, it utilizes lime stone alkaline slurry to spray from the top down, and flue gas flows from bottom to top, and lime stone slurry drops in whereabouts
During absorb flue gas in SO2, the byproducts such as gypsum are generated, reach the SO in removing flue gas2Purpose, but due to lime stone
Slurry drops falling speed is fast, and it is not sufficiently reacted with flue gas, so that desulfuration efficiency is low, and by-produced gypsum is a large amount of
Pile up, serious secondary pollution is produced to environment.
Utility model content
The utility model is in view of the shortcomings of the prior art, there is provided a kind of asphalt flue gas treatment device of dependable performance is solved
Legacy equipment desulfuration efficiency is low and produces byproduct that the problem of secondary pollution is produced to environment.
What the technical solution of the utility model was realized in：The asphalt flue gas treatment device includes connecting successively by pipeline
Logical stone flour tank, absorption tower, deduster, air-introduced machine, activated carbon adsorption unit and chimney, the absorption tower bottom and bitumen flue gas
It is connected；The absorption tower is up sequentially provided with water injector, recirculating fluidized bed and turbulence plate by bottom.
The tower bottom that absorbs is provided with the Venturi tube accelerated to flue gas, and the water injector is arranged on venturi pipe end
Portion, the recirculating fluidized bed is arranged on stone flour tank entrance point and water injector junction.
The activated carbon adsorption unit includes the exhaust gas inlet of housing bottom and the clean air outlet of case top, described
Porous plate, active carbon layer and demister are sequentially provided with from the bottom to top in housing.
The deduster is sack cleaner or electrostatic precipitator.
The stone flour tank bottom is provided with discharging mechanism.
The absorption tower top is provided with oxidation fan.
The air-introduced machine is explosion-proof centrifugal blower fan.
Air quality detecting device is provided with the chimney.
The utility model solves defect present in background technology, has the advantages that：
Rationally, solution legacy equipment desulfuration efficiency is low and produces byproduct to produce environment for the utility model scientific structure design
The problem of raw secondary pollution.Reaction is fully contacted with flue gas absorption tower is inner circulation fluidized by stone flour desulfurizing agent, to remove smoke abatement
SO in gas2, the sour gas such as HCl, HF.By the structure of water injector, recirculating fluidized bed and top turbulence plate in absorption tower
The return of reinforcing floccule is set, the bed density of tower endoparticle, gas-particle two-phase in such recirculating fluidized bed is further increased
Under stream mechanism, the heat and mass transport between gas-solid is greatly enhanced, so as to improve desulfurization degree.Desulfurizing byproduct is dry simultaneously
State, it is disposable, produced without waste water and secondary pollution.By carrying out absorbing and deodorizing in active carbon adsorption equipment, can processes composition answer
Miscellaneous waste gas, deodorizing effect is clearly.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
In figure：1- bitumen flue gas, 2- stone flour tanks, 21- discharging mechanisms, 3- absorption towers, 31- water injectors, 32- is ciculation fluidized
Bed, 33- turbulence plates, 4- dedusters, 41- ash-storing bins, 5- air-introduced machines, 6- activated carbon adsorption units, 61- porous plates, 62- activated carbons
Layer, 63- demisters, 7- chimneys.
Specific embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out
Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment for being obtained, belongs to the scope of the utility model protection.
Asphalt flue gas treatment device as shown in Figure 1, including be sequentially communicated by pipeline stone flour tank 2, absorption tower 3, remove
Dirt device 4, air-introduced machine 5, activated carbon adsorption unit 6 and chimney 7, the bottom of absorption tower 3 is connected with bitumen flue gas 1；Absorption tower 3 is the bottom of by
Portion is up sequentially provided with water injector 31, recirculating fluidized bed 32 and turbulence plate 33.The bottom of absorption tower 3 is provided with the text accelerated to flue gas
Venturi, water injector 31 is arranged on Venturi tube end, and recirculating fluidized bed 32 is arranged on the entrance point of stone flour tank 2 and water injector
31 junctions.Activated carbon adsorption unit 6 includes the exhaust gas inlet of housing bottom and the clean air outlet of case top, in housing
Porous plate 61, active carbon layer 62 and demister 63 are sequentially provided with from the bottom to top.Deduster 4 is sack cleaner or electrostatic precipitation
Device.The bottom of stone flour tank 2 is provided with discharging mechanism 21.The top of absorption tower 3 is provided with oxidation fan.Air-introduced machine 5 is explosion-proof centrifugal blower fan.Cigarette
Air quality detecting device is provided with chimney 7.
The utility model implementation process is：It is mainly inner circulation fluidized abundant with flue gas on absorption tower by stone flour desulfurizing agent
Haptoreaction, to remove the SO in flue gas2, the sour gas such as HCl, HF.Specifically, when the sky from waterproofing material production line
Air preheater bitumen flue gas 1 (temperature is generally 150 DEG C) left and right out, absorption tower 3 is entered from bottom, and then flue gas is by inhaling
The acceleration of the Venturi tube of the bottom of tower 3 is received, into recirculating fluidized bed 32.In Venturi exit diffuser, water injector 31 is set
Decreasing temperature and increasing humidity is carried out to flue gas, so as to create good desulphurization reaction condition.Meanwhile, the stone flour desulfurizing agent in stone flour tank 2 is going out
In the presence of material mechanism 21, by the recirculating fluidized bed 32 that pipeline enters in absorption tower 3.Stone flour and flue gas are in recirculating fluidized bed
In 32, gas-particle two-phase is produced fierce turbulence and is mixed due to the effect of air-flow, is fully contacted, during rising, disorderly
Under stream plate 33 is acted on, constantly form floccule and return downwards, and floccule constantly disintegrates again by air-flow in fierce turbulence
Lifting so that the slip velocity between gas-solid is up to the decades of times of individual particle slip velocity；Caused by the fierce turbulence of particle
Constantly collided between grain, the surface of talc particles is constantly updated, and Desulphurization is continuous recycled, from
And substantially increase desulfuration efficiency.Absorption tower top turbulence plate 33 and oxidation fan structure further strengthen the return of floccule,
Further increase the bed density of tower endoparticle so that the instantaneous Ca/S ratios up to more than 50 in bed.Such recirculating fluidized bed
Interior gas-particle two-phase stream mechanism, greatly enhances the heat and mass transport between gas-solid, and desulfurization degree greatly improved, and desulfuration efficiency is up to
More than 90%, while desulfurizing byproduct is dry state, it is disposable, produced without waste water and secondary pollution.After the desulphurization reaction of absorption tower 3
Flue gas discharged from top, into the dedusting of sack cleaner 4 after again through air-introduced machine 5 into being inhaled in active carbon adsorption equipment 6
It is attached deodorant.The adsorbable Exhaust gas species of active carbon layer 62 are various, can the complicated waste gas of processes composition.Foul smell is entered by porous plate 61
Moistening, activated carbon filtering layer 6 porous and full of active microorganism, are got off foul smell Molecular Adsorption using activated carbon, and recycling is removed
Smelly biology is absorbed and degradation function to foul smell molecule, with reference to microbial cell individuality it is small, surface area is big, adsorptivity is strong, generation
Thank type it is various the characteristics of, decomposed after smell substance is adsorbed, clearly, last gas up to standard is from chimney 7 for deodorizing effect
Discharge, it is environment friendly and pollution-free.
Preferred embodiment of the present utility model is the foregoing is only, is not used to limit the utility model, it is all at this
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc. should be included in the utility model
Protection domain within.
Claims (8)
1. a kind of asphalt flue gas treatment device, it is characterised in that including the stone flour tank (2), the absorption tower that are sequentially communicated by pipeline
(3), deduster (4), air-introduced machine (5), activated carbon adsorption unit (6) and chimney (7), absorption tower (3) bottom and glance coal
Gas (1) is connected；The absorption tower (3) is up sequentially provided with water injector (31), recirculating fluidized bed (32) and turbulent flow by bottom
Plate (33).
2. asphalt flue gas treatment device according to claim 1, it is characterised in that：Absorption tower (3) bottom is provided with right
The Venturi tube that flue gas accelerates, the water injector (31) is arranged on Venturi tube end, and the recirculating fluidized bed (32) is set
In stone flour tank (2) entrance point and water injector (31) junction.
3. asphalt flue gas treatment device according to claim 1 and 2, it is characterised in that：The activated carbon adsorption unit (6)
It is sequentially provided with from the bottom to top in the clean air outlet of exhaust gas inlet and case top including housing bottom, the housing porous
Plate (61), active carbon layer (62) and demister (63).
4. asphalt flue gas treatment device according to claim 3, it is characterised in that：The deduster (4) is bag-type dust
Device or electrostatic precipitator.
5. asphalt flue gas treatment device according to claim 4, it is characterised in that：Stone flour tank (2) bottom is provided with out
Material mechanism (21).
6. asphalt flue gas treatment device according to claim 5, it is characterised in that：Absorption tower (3) top is provided with oxygen
Wind transmission machine.
7. asphalt flue gas treatment device according to claim 6, it is characterised in that：The air-introduced machine (5) is explosion-proof centrifugal
Blower fan.
8. asphalt flue gas treatment device according to claim 7, it is characterised in that：Air matter is provided with the chimney (7)
Amount detecting device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621319743.6U CN206304565U (en) | 2016-12-02 | 2016-12-02 | Asphalt flue gas treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621319743.6U CN206304565U (en) | 2016-12-02 | 2016-12-02 | Asphalt flue gas treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206304565U true CN206304565U (en) | 2017-07-07 |
Family
ID=59250411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621319743.6U Active CN206304565U (en) | 2016-12-02 | 2016-12-02 | Asphalt flue gas treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206304565U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107308808A (en) * | 2017-07-27 | 2017-11-03 | 广西农垦糖业集团红河制糖有限公司 | A kind of combustion gas furnace desulphurization system |
| CN109440597A (en) * | 2018-12-19 | 2019-03-08 | 江苏雄安环保科技有限公司 | A kind of energy-saving and environment-friendly pitch and calcium carbonate mix system |
| CN110237656A (en) * | 2019-07-17 | 2019-09-17 | 南通惠农生物有机肥有限公司 | A kind of waste gas cleaning system of disposition feces of livestock and poultry production organic fertilizer |
-
2016
- 2016-12-02 CN CN201621319743.6U patent/CN206304565U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107308808A (en) * | 2017-07-27 | 2017-11-03 | 广西农垦糖业集团红河制糖有限公司 | A kind of combustion gas furnace desulphurization system |
| CN109440597A (en) * | 2018-12-19 | 2019-03-08 | 江苏雄安环保科技有限公司 | A kind of energy-saving and environment-friendly pitch and calcium carbonate mix system |
| CN110237656A (en) * | 2019-07-17 | 2019-09-17 | 南通惠农生物有机肥有限公司 | A kind of waste gas cleaning system of disposition feces of livestock and poultry production organic fertilizer |
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