CN206430578U - A kind of vent gas treatment tower - Google Patents

A kind of vent gas treatment tower Download PDF

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Publication number
CN206430578U
CN206430578U CN201621412988.3U CN201621412988U CN206430578U CN 206430578 U CN206430578 U CN 206430578U CN 201621412988 U CN201621412988 U CN 201621412988U CN 206430578 U CN206430578 U CN 206430578U
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CN
China
Prior art keywords
tower
waste heat
gas treatment
heat recovery
desulfurization chamber
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Expired - Fee Related
Application number
CN201621412988.3U
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Chinese (zh)
Inventor
柳浩�
秦跃林
耿迅
刁江
许文林
敬小非
邱扬
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Chongqing University of Science and Technology
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Chongqing University of Science and Technology
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Priority to CN201621412988.3U priority Critical patent/CN206430578U/en
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Expired - Fee Related legal-status Critical Current
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/25Process efficiency
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P80/00Climate change mitigation technologies for sector-wide applications
    • Y02P80/10Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
    • Y02P80/15On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply

Abstract

The utility model is related to a kind of vent gas treatment tower, including tower body, the offgas outlet being provided with the top of tower body, tower body is divided into by the dividing plate being provided with tower body by separate desulfurization chamber, dirt pocket and waste heat recovery room successively from top to bottom, simple in construction, the waste heat recovery room that is provided with, dirt pocket, desulfurization chamber can carry out waste heat recovery recycling, dedusting to the tail gas after smelting, desulfurization etc. is handled, and effectively avoids exhaust emissions and environment is polluted into air;It also avoid simultaneously and waste heat energy entrained in flue gas; all vent gas treatment rooms are focused in a tower, the use in space has effectively been saved, while being more prone to be managed and safeguarding; environment is effectively protected, while having saved the cost of vent gas treatment.

Description

A kind of vent gas treatment tower
Technical field
The utility model belongs to field of smelting, specifically belongs to a kind of microwave field of smelting, more particularly at a kind of tail gas Manage tower.
Background technology
In smelting process, can produce can usually produce largely in substantial amounts of dust and flue gas, flue gas containing SO2, take simultaneously With a large amount of thermals source, surrounding enviroment are caused with serious pollution, the requirement with country to environmental protection is more and more stricter, to smelting system Environmental protection it is also proposed higher requirement, not only realize the qualified discharge of SO2 in high concentration flue gas during smelting, and to realize low SO2 qualified discharge in concentration, extremely low concentration flue gas during smelting, while can not also have substantial amounts of dust in discharge.Low concentration SO 2 smelting Refining flue gas has large-minded, SO2 concentration low, the features such as fluctuating larger, the environmentally friendly gas collection mainly in smelt production, at present Processing method is than wide, including lime neutralisation, ionic liquid method, activated coke method, Alkali absorption method etc., technical maturity.But due to Flue gas during smelting amount is big, and required material quantity is big, and processing cost is higher, and it is useless that new solid waste, liquid are produced in processing procedure.
Utility model content
In order to overcome the shortcoming of above-mentioned prior art, the purpose of this utility model be to provide it is a kind of simple in construction, can be right Waste heat in flue gas is reclaimed, and dust-removal and desulfurizing rate is high, and the smelting furnace tail of desulfurization can be sufficiently carried out to the tail gas after smelting Gas disposal tower.
To reach above-mentioned purpose, the utility model uses following technical scheme, a kind of vent gas treatment tower, including tower body, tower Tower body, separate take off is divided into by the dividing plate being provided with tower body by the offgas outlet being provided with the top of body successively from top to bottom In sulphur room, dirt pocket and waste heat recovery room, described waste heat recovery room be provided with U heat exchange, one end of the U heat exchange with it is remaining The conducting of inlet exhaust gas that heat recovery chamber is provided with, two one end are through tower body and extend in dirt pocket, the side of described tower body Provided with condensation water tank, the condensation water tank is turned on by pipeline and waste heat recovery room, and condensation water tank provides condensation for waste heat recovery room Water;The bottom of described waste heat recovery room is exported provided with a warm water;
Be provided with multilayer dedusting plate in described dirt pocket, and from top to bottom the radius for the through hole that every layer of dedusting plate is provided with according to Secondary to diminish, the through hole that dedusting plate is provided with in-between all mutually staggers, the gas outlet on the dirt pocket top by pipeline with Desulfurization chamber is turned on;
The top of described desulfurization chamber is provided with a shower, and the shower is provided with multiple atomizers, described spray Pipe is connected with condensation water tank by spray pipe, and the water in condensation water tank is pumped into shower by the spray pipe provided with one Water pump, described desulfurization chamber turned on being located at the alkaline solution case equipped with alkaline solution outside tower body by recovery line.
Described U heat exchange is multiple, and is connected to end.
Minimum described dedusting plate is five layers.
The bottom of described desulfurization chamber is inclined-plane, and recovery line is located at desulfurization chamber bottom most through the end crossed in tower body At lower position.
A mesh mist eliminator is provided with described offgas outlet.
The beneficial effects of the utility model are:Simple in construction, the waste heat recovery room that is provided with, dirt pocket, desulfurization chamber can be right Tail gas after smelting carries out waste heat recovery recycling, and dedusting, desulfurization etc. is handled, and effectively avoids exhaust emissions right into air Environment is polluted, simultaneously, it is thus also avoided that waste heat energy entrained in flue gas, all vent gas treatment rooms are focused on into one In individual tower, the use in space has effectively been saved, while being more prone to be managed and safeguarding, effective guarantor has been carried out to environment Shield, while having saved the cost of vent gas treatment.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
In figure:1. tower body;2. dividing plate;3. waste heat recovery room;4. dirt pocket;5. desulfurization chamber;6. alkaline solution case;7. condensation Water tank;8.U type heat exchanger tubes;9. inlet exhaust gas;10. warm water is exported;11. dedusting plate;12. through hole;13. shower;14. atomization spray Head;15. spray pipe;16. water pump;17. offgas outlet;18. mesh mist eliminator;19. recovery line.
Embodiment
The utility model is described in detail with reference to the accompanying drawings and examples.
Embodiment 1
A kind of vent gas treatment tower as shown in Figure 1, including tower body 1, the offgas outlet 17 that the top of tower body 1 is provided with, pass through tower Tower body 1 is divided into separate desulfurization chamber 5, dirt pocket 4 and waste heat recovery by the dividing plate 2 being provided with body 1 successively from top to bottom It is provided with U heat exchange 8 in room 3, described waste heat recovery room 3, what one end of the U heat exchange 8 was provided with waste heat recovery room 3 Inlet exhaust gas 9 is turned on, and two one end are through tower body 1 and extend in dirt pocket 4, and the side of described tower body 1 is provided with condensation water tank 7, the condensation water tank 7 is turned on by pipeline with waste heat recovery room 3, and condensation water tank 7 is that waste heat recovery room 3 provides condensed water;It is described Waste heat recovery room 3 bottom provided with a warm water outlet 10;
Tail gas is entered in U heat exchange 8 by inlet exhaust gas 9, and waste heat recovery room 3 is built with condensed water, and tail gas is logical Cross in U heat exchange 8 and to be exchanged heat with the condensed water in waste heat recovery room 3, the condensed water after heating passes through warm water and exports 10 rows Go out, it is for people to use, effective recovery has been carried out to waste heat in tail gas, while tail gas is cooled, the tail gas after cooling Enter the dust removal process that dirt pocket 4 carries out next step;
Multilayer dedusting plate 11, and the through hole 12 that every layer of dedusting plate 11 is provided with from top to bottom are provided with described dirt pocket 4 Radius diminish successively, the through hole 12 that dedusting plate 11 is provided with in-between all mutually staggers, the outlet on the top of dirt pocket 4 Mouth is turned on by pipeline with desulfurization chamber 5;
The kinetic energy of tail gas after cooling has obtained effective reduction, enters the bottom of dirt pocket 4 in tail gas, upwards During rising, when running into beneath side dedusting plate 11, maximum dust granule is blocked, and remaining dust is followed Flue gas enters through through hole 12 and enters the lower section for rising to second layer dedusting plate 11, because the through hole 12 between dedusting plate 11 is mutual Stagger design, therefore flue gas is in the through hole 12 through most beneath dedusting plate 11, can be collided with the dedusting plate 11 of the second layer, The kinetic energy of flue gas is reduced during collision, some weight fall than larger dust under self gravitation, while some Dust more than the diameter of through hole 12 on second layer dedusting plate 11 is also blocked, the like, pass through each layer dedusting baffle plate Through hole 12 on 11 is filtered to dust in flue gas, and dust carries out the double-deck process of cleaning of the less gravity of collision with dedusting plate 11 Effective that dedusting has been carried out to the dust in flue gas, dust removing effects are good, while not resulting in blocking;Tail gas after dedusting Enter and last desulfurization process is carried out in desulfurization chamber 5.
The top of described desulfurization chamber 5 is provided with a shower 13, and the shower 13 is provided with multiple atomizers 14, described Shower 13 connected with condensation water tank 7 by spray pipe 15, the spray pipe 15 is provided with one by the water in condensation water tank 7 The water pump 16 in shower 13 is pumped into, described desulfurization chamber 5 is with being located at the outer alkaline solution case 6 that alkaline solution is housed of tower body 1 Turned on by recovery line 19.
Tail gas after dedusting is entered in desulfurization chamber 5, and atomizer 14 is sprayed water downwards, and tail gas is contacted with water smoke, easily The element sulphur and water for being dissolved in water are reacted, and form the solution such as sulfuric acid, and the gas of other not sulfur-bearings is discharged by offgas outlet, discharged Tail gas have passed through waste heat recovery, dedusting, desulfurization etc. processing, environment will not be polluted;The solution of formation passes through recovery tube Line 19 is entered in alkaline solution case 6, occurs neutralization reaction, the thorough sulfur dioxide removed in tail gas etc. with alkaline solution Pernicious gas, effectively raises the efficiency of desulfurization, and protects environment, it is to avoid element sulphur is polluted to environment.
Embodiment 2
On the basis of embodiment 1, in order to make the more efficient of heat exchange, described U heat exchange 8 is multiple, and It is connected to end.
In order to which ensure can be thoroughly clear by the dust in tail gas, minimum described dedusting plate 4 is five layers, is selected 5 layers of dedusting plate 4 are in the efficiency that ensure that dedusting, while being also not take up space.
Further, in order to which the acid solution ensured in desulfurization chamber 5 can be excluded completely, at the bottom of described desulfurization chamber 5 Portion is inclined-plane, and recovery line 19 is located at its lowest position of the bottom of desulfurization chamber 5 through the end crossed in tower body 1.
Further, in order to avoid the tail gas being discharged into control is carried with acid steam, described offgas outlet A mesh mist eliminator 18 is provided with 17, the mesh mist eliminator 18 is substantially carried out gas-liquid separation, it is ensured that the tail gas of discharge is without acidity Steam.
Exemplified as above is only for example, not constituting to protection domain of the present utility model to of the present utility model Limitation, it is every to be belonged to the same or analogous design of the utility model within protection domain of the present utility model.

Claims (5)

1. the offgas outlet (17) being provided with the top of a kind of vent gas treatment tower, including tower body (1), tower body (1), by tower body (1) Tower body (1) is divided into separate desulfurization chamber (5), dirt pocket (4) and waste heat to return by the dividing plate (2) being provided with successively from top to bottom Receive room (3), it is characterised in that U heat exchange (8), one end of the U heat exchange (8) are provided with described waste heat recovery room (3) Inlet exhaust gas (9) conducting being provided with waste heat recovery room (3), two one end are through tower body (1) and extend in dirt pocket (4), The side of described tower body (1) is provided with condensation water tank (7), and the condensation water tank (7) is turned on by pipeline and waste heat recovery room (3), Condensation water tank (7) is that waste heat recovery room (3) provide condensed water;The bottom of described waste heat recovery room (3) is exported provided with a warm water (10);
Multilayer dedusting plate (11), and the through hole that every layer of dedusting plate (11) is provided with from top to bottom are provided with described dirt pocket (4) (12) radius diminishes successively, and the through hole (12) that dedusting plate (11) is provided with in-between all mutually staggers, the dirt pocket (4) The gas outlet on top is turned on by pipeline and desulfurization chamber (5);
The top of described desulfurization chamber (5) is provided with a shower (13), and the shower (13) is provided with multiple atomizers (14), Described shower (13) is connected with condensation water tank (7) by spray pipe (15), and the spray pipe (15) will be cold provided with one Water in condensation tank (7) is pumped into the water pump (16) in shower (13), and described desulfurization chamber (5) is with being located at tower body (1) exterior The alkaline solution case (6) for having alkaline solution is turned on by recovery line (19).
2. a kind of vent gas treatment tower according to claim 1, it is characterised in that described U heat exchange (8) be it is multiple, And be connected to end.
3. a kind of vent gas treatment tower according to claim 1, it is characterised in that minimum described dedusting plate (11) is five Layer.
4. a kind of vent gas treatment tower according to claim 1, it is characterised in that the bottom of described desulfurization chamber (5) is oblique Face, recovery line (19) is located at its lowest position of desulfurization chamber (5) bottom through the end crossed in tower body (1).
5. a kind of vent gas treatment tower according to claim 1, it is characterised in that one is provided with described offgas outlet (17) Mesh mist eliminator (18).
CN201621412988.3U 2016-12-22 2016-12-22 A kind of vent gas treatment tower Expired - Fee Related CN206430578U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201621412988.3U CN206430578U (en) 2016-12-22 2016-12-22 A kind of vent gas treatment tower

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201621412988.3U CN206430578U (en) 2016-12-22 2016-12-22 A kind of vent gas treatment tower

Publications (1)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108007222A (en) * 2017-12-08 2018-05-08 于浩 A kind of smelting furnace emission-control equipment of reusing of energy source
CN108993071A (en) * 2018-07-15 2018-12-14 成都蜀虹装备制造股份有限公司 A kind of smelting furnace exhaust gas processing device and its exhaust gas treating method
CN109045988A (en) * 2018-08-31 2018-12-21 佛山市锐拓环境工程设备有限公司 A kind of high-efficiency spray tower
CN109908730A (en) * 2019-03-22 2019-06-21 刘振 A kind of glass reinforced plastic desulfurization tower to be removed the gred using waste heat power
CN110280134A (en) * 2019-06-10 2019-09-27 江苏科技大学 A kind of novel waste heat from tail gas recycling and desulfurization integrated reactor and boat diesel engine exhaust gas processing device
CN111023801A (en) * 2019-12-30 2020-04-17 重庆工商大学 Ceramic firing device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108007222A (en) * 2017-12-08 2018-05-08 于浩 A kind of smelting furnace emission-control equipment of reusing of energy source
CN108993071A (en) * 2018-07-15 2018-12-14 成都蜀虹装备制造股份有限公司 A kind of smelting furnace exhaust gas processing device and its exhaust gas treating method
CN109045988A (en) * 2018-08-31 2018-12-21 佛山市锐拓环境工程设备有限公司 A kind of high-efficiency spray tower
CN109908730A (en) * 2019-03-22 2019-06-21 刘振 A kind of glass reinforced plastic desulfurization tower to be removed the gred using waste heat power
CN110280134A (en) * 2019-06-10 2019-09-27 江苏科技大学 A kind of novel waste heat from tail gas recycling and desulfurization integrated reactor and boat diesel engine exhaust gas processing device
CN111023801A (en) * 2019-12-30 2020-04-17 重庆工商大学 Ceramic firing device

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20170822

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