CN203862123U - Turbulent flow aeration tower - Google Patents
Turbulent flow aeration tower Download PDFInfo
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- CN203862123U CN203862123U CN201420293552.1U CN201420293552U CN203862123U CN 203862123 U CN203862123 U CN 203862123U CN 201420293552 U CN201420293552 U CN 201420293552U CN 203862123 U CN203862123 U CN 203862123U
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- turbulent aeration
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Abstract
The utility model discloses a turbulent flow aeration tower comprising a tower body. A gas inlet pipe and a liquid inlet pipe arranged above the gas inlet pipe are mounted on the side face of the tower body, a gas outlet pipe is mounted at the top end of the tower body, a liquid outlet pipe is mounted at the bottom of the tower body, and a gas evening chamber, a turbulent flow aeration area and a demisting chamber are arranged in a middle area of the tower body from bottom to top, the gas evening chamber is used for buffering and evening flue gas, is positioned above a gas inlet of the gas inlet pipe and is larger than the gas inlet of the gas inlet pipe in diameter, the turbulent flow aeration area is used for providing a flue gas and liquid mixed reaction space and is positioned between the gas evening chamber and a liquid inlet of the liquid inlet pipe, and at least two layers of turbulent flow generators used for swirling acceleration of the flue gas are arranged inside the turbulent flow aeration area at intervals. Compared with the prior art, the turbulent flow aeration tower is less prone to scaling, cannot result in nozzle blockage due to freeness of a nozzle and is above 99% in desulphurization efficiency, capable of substituting for multilevel absorption towers of other types, simpler in structure, shorter in technological process and lower in resistance loss and production cost.
Description
Technical field
The utility model relates to environmental protection equipment technical field, particularly relates to a kind of turbulent aeration tower.
Background technology
Along with social industrial development improves constantly, production scale constantly expands, and the flue gas that enters atmosphere is also more and more; Wherein, the flue gas that contains the pernicious gases such as sulfur dioxide enters atmosphere, causes acid rain, destroys ecological environment, affects people's health.Therefore, in the situation that meeting production capacity, how effectively to purify the flue gas that enters atmosphere, reduce environmental pollution and become the hot spot of society.
At present, on market, the equipment for gas cleaning and absorption mainly contains spray column, packed tower, bubble tower etc.Its design principle is all to carry out by the contact of liquid phase the object that mass exchange reaches smoke absorption and purification.The problem existing is that the contact area of liquid phase in the said equipment is inadequate, time of contact is short, Surface Renewal speed is slow, thereby causes the efficiency of gas cleaning and absorption low.For this reason, in commercial Application, often need to arrange a plurality of spray columns, packed tower or bubble tower and carry out the purification of one-level one-level and absorb flue gas, just can reach the efficiency of gas cleaning and absorption.In addition there is the problems such as resistance is large between easy fouling, easily obstruction, tower and tower in tower itself.
Utility model content
The utility model provides a kind of turbulent aeration tower, and in order to overcome in prior art flue gas, in equipment, the contact area of liquid phase is inadequate, time of contact is short, Surface Renewal speed is slow, thereby causes the inefficient technological deficiency of gas cleaning and absorption.
Based on the problems referred to above, the utility model provides a kind of turbulent aeration tower, comprises tower main body, and the side of described tower main body is installed into tracheae and is arranged at the feed tube of described air inlet pipe top; Escape pipe is installed on the top of described tower main body, drain pipe is installed in bottom, in addition: the zone line of described tower main body comprises from bottom to top successively: for flue gas buffering and uniformly all air chamber, for provide flue gas and liquid reactant mixture space turbulent aeration zone and for fume-dehydrating except fog chamber, wherein: described equal air chamber is positioned at the air inlet top of described air inlet pipe and the air inlet diameter that diameter is greater than described air inlet pipe; Described turbulent aeration zone is between described equal air chamber and the inlet of described feed tube; The internal interval of described turbulent aeration zone is provided with at least two-layer turbulator for flue gas Spin-up; Described except fog chamber is between the inlet and described escape pipe of described feed tube, the diameter of described turbulent aeration zone is all less than described equal air chamber and the described diameter except fog chamber.
Preferably, described turbulator is interval layout vertically, and radially fits in the inwall of described turbulent aeration zone, and the inlet being communicated with liquid supplementation pipe is offered in the side between adjacent two described turbulators.
Preferably, described turbulator comprises the cylindrical shell that fits in described turbulent aeration zone inwall and the blind plate that is arranged at described cylindrical shell center, wherein: 8～30 blades are installed in the toroidal cavity that described cylindrical shell and blind plate form, described in each piece, blade angle is radially 20 °～60 °, and axial height is 50～500mm.
Preferably, the outside of described turbulent aeration tower is provided with fluid infusion pump and fluid infusion groove, and described liquid supplementation pipe is sent into the liquid in fluid infusion groove the top of described turbulator by described fluid infusion pump.
Preferably, the reservoir with spatial accommodation is laid in the below of described drain pipe, and described feed tube is sent into the liquid in described reservoir in described turbulent aeration zone by liquid feeding pump.
Preferably, described fluid infusion groove or separated setting one-body molded with described reservoir.
Preferably, described equal air chamber comprises several deflectors and the air inlet pipe entrance mating with the air inlet of described air inlet pipe, and wherein: described in each, deflector is arcuate structure, the curved surfaces of described deflector is offered the recirculation water seam of some perforations; One end of described deflector is towards described air inlet pipe entrance, and the other end extends to the outlet of described equal air chamber, and adjacent two described deflector parallel interval arrange.
Preferably, the described outlet except fog chamber is provided with demister, and described demister is provided with the plane dewatering plate of two groups of V-shaped distributions, and two groups of dewatering plates are positioned opposite vertically, and the periphery of described demister fits in the described inwall except fog chamber.
Preferably, the described import except fog chamber is provided with the guiding subassembly of inverted pyramidal structures, and the center-filled of described guiding subassembly is also convexly equipped with deflection cone, and described guiding subassembly is formed by the setting of polylith flow deflector concentric spacing.
Preferably, described turbulent aeration tower disposes blower fan, and described blower fan is connected with described air inlet pipe, or described blower fan is connected with described escape pipe.
The beneficial effects of the utility model comprise: a kind of turbulent aeration tower that the utility model provides, in its tower main body, can carry out the rising of all gas, the Spin-up of flue gas, the processes such as dehydration separation of the strong mass transfer of liquid phase and liquid phase of flue gas, thus the strong mass transport process of strengthening liquid phase.In addition, compared with prior art, turbulent aeration tower of the present utility model is less scaling, without nozzle, can not cause spray nozzle clogging, desulfuration efficiency reaches more than 99%, can replace the absorption tower of multistage other patterns, and its structure is simpler, technological process shortening, drag losses reduce, and production cost reduces.
Accompanying drawing explanation
Fig. 1 is the general assembly structural representation of the utility model turbulent flow aeration tower;
Fig. 2 is the structural representation of the turbulator in Fig. 1;
Fig. 3 is that the K of Fig. 2 is to schematic diagram;
Fig. 4 is the structural representation of the tower main body in Fig. 1;
Fig. 5 is the deflector with recirculation water seam of the present utility model and the schematic top plan view of air inlet pipe entrance;
Fig. 6 is the schematic top plan view of guiding subassembly of the present utility model and deflection cone.
Drawing reference numeral explanation
4-tower main body, 5-air inlet pipe, 6-feed tube, 7-escape pipe, 8-drain pipe, 9-liquid supplementation pipe, the equal air chamber of 10-, 11-deflector, 12-air inlet pipe entrance, 110-recirculation water seam, 20-turbulent flow aeration zone, 21-turbulator, 210-cylindrical shell, 211-blind plate, 212-blade, 30-Chu fog chamber, 31-guiding subassembly, 32-deflection cone, 33-demister, 50-blower fan, 60-liquid feeding pump, 80-reservoir, 90-fluid infusion pump, 91-fluid infusion groove.
The specific embodiment
Below in conjunction with accompanying drawing and by the specific embodiment, further illustrate the technical solution of the utility model:
Referring to Fig. 1, the utility model provides a kind of turbulent aeration tower, and it comprises tower main body 4, and the side of tower main body 4 is installed into tracheae 5 and is arranged at the feed tube 6 of air inlet pipe 5 tops; Escape pipe 7 is installed on the top of tower main body 4, drain pipe 8 is installed in bottom, in addition, the zone line of tower main body 4 comprises from bottom to top successively: for flue gas buffering and uniformly all air chamber 10, for provide flue gas and liquid reactant mixture space turbulent aeration zone 20 and for fume-dehydrating except fog chamber 30, wherein, all air chamber 10 is positioned at the air inlet top of air inlet pipe 5 and the air inlet diameter that diameter is greater than air inlet pipe 5; Turbulent flow aeration zone 20 is all between air chamber 10 and the inlet of feed tube 6; The internal interval of turbulent flow aeration zone 20 is provided with at least two-layer turbulator 21 for flue gas Spin-up; Except fog chamber 30 is between the inlet and escape pipe 7 of feed tube 6, the diameter of turbulent aeration zone 20 is all less than the diameter of equal air chamber 10He Chu fog chamber 30.
It should be noted that, all the diameter of air chamber 10 is greater than the air inlet diameter of air inlet pipe 5, and flue gas enters equal air chamber 10 through air inlet pipe 5, and spatial accommodation reducing increases, and makes flue gas buffering reduction of speed, evenly rises in turbulent aeration zone 20.Turbulent flow aeration zone 20 is core spaces of liquid phase reaction, the feed tube 6 of turbulator 21 tops sprays the liquid with flue gas hybrid reaction downwards, now, flue gas is forced to Spin-up during through at least two-layer turbulator 21, form the turbulent condition of similar cyclone, can strengthen the contact area of gas phase and liquid phase, the speed of time of contact and Surface Renewal, thereby greatly improve the reaction rate of gas-liquid, make the mass-transfer efficiency of gas-liquid two-phase improve 10%～20%, except fog chamber 30 is dried purified gas, isolated liquid is refluxed downwards, isolated gas is upwards discharged by escape pipe 7.The diameter of turbulent flow aeration zone 20 is all less than the diameter of equal air chamber 10He Chu fog chamber 30, can strengthen the strong mass transfer of liquid phase and the process of liquid phase separation.In tower main body 4 of the present utility model, can carry out the rising of all gas, the Spin-up of flue gas, the strong mass transfer of liquid phase and the processes such as separation of liquid phase of flue gas, thus the strong mass transport process of strengthening liquid phase.In addition, compared with prior art, turbulent aeration tower of the present utility model is less scaling, without nozzle, can not cause spray nozzle clogging, desulfuration efficiency reaches more than 99%, can replace the absorption tower of multistage other patterns, and its structure is simpler, technological process shortening, drag losses reduce, and production cost reduces.
In addition, turbulent aeration tower of the present utility model, its raw material for the preparation of desulfurization absorption liquid is varied, and as various basic species and industrial wastes such as lime stone, lime, calcium carbide mud, flyash, zinc oxide, manganese oxide, magnesia, energy-conserving and environment-protective, are widely used.
Particularly, turbulator 21 is interval layout vertically, and radially fits in the inwall of turbulent aeration zone 20, and meeting the flue gas importing into from equal air chamber 10 can, all through turbulator 21, complete turn-knob and accelerate.The inlet being communicated with liquid supplementation pipe 9 is offered in side between adjacent two turbulators 21, and liquid supplementation pipe 9 is arranged between adjacent two turbulators 21, is conducive to better and by the flue gas hybrid reaction of turbulator 21, strengthens the strong mass transfer of liquid phase.
Preferably, referring to Fig. 2 and Fig. 3, turbulator 21 comprises the cylindrical shell 210 that fits in turbulent aeration zone 20 inwalls and the blind plate 211 that is arranged at cylindrical shell 210 centers, wherein: in the toroidal cavity that cylindrical shell 210 and blind plate 211 form, 8～30 blades 212 are installed, each piece blade 212 angle is radially 20 °～60 °, and axial height is 50～500mm.The turbulator 21 of this structure can accelerate energy collecting, and can accelerate, turn to according to the angle of design load, formation has the air-flow of turbulent condition of the similar cyclone of suitable energy, and the liquid of downward sprinkling is held and shredded to this air-flow, strengthened the mass-transfer efficiency of gas-liquid two-phase.Certainly, in other embodiments, turbulator 21 can have other structure.
Preferably, the outside of turbulent aeration tower is provided with fluid infusion pump 90 and fluid infusion groove 91, and liquid supplementation pipe 9 is sent into the liquid in fluid infusion groove 91 by fluid infusion pump 90 top of turbulator 21.
Preferably, the reservoir 80 with spatial accommodation is laid in the below of drain pipe 8, and feed tube 6 is sent into the liquid in reservoir 80 in turbulent aeration zone 20 by liquid feeding pump 60.This structure meets recycling of liquid, reduces production costs, and protection of the environment.
Preferably, fluid infusion groove 91 or separated setting one-body molded with reservoir 80.
Referring to Fig. 4 and Fig. 5, all air chamber 10 comprises several deflectors 11 and the air inlet pipe entrance 12 mating with the air inlet of air inlet pipe 5, and wherein: each deflector 11 is arcuate structure, the curved surfaces of deflector 11 is offered the recirculation water seam 110 of some perforations; One end of deflector 11 is towards air inlet pipe entrance 12, and the other end extends to the outlet of equal air chamber 10, adjacent two deflectors, 11 parallel interval settings.The liquid streamline of the arcuate structure of deflector 11 and backflow matches, and reduces flue gas resistance, and deflector 11 guiding flue gases, to turbulator 21 Uniform Flows, reduce the turbulent flow of air-flow.
Particularly, except the outlet of fog chamber 30 is provided with demister 33, demister 33 is provided with the plane dewatering plate of two groups of V-shaped distributions, and two groups of dewatering plates are positioned opposite vertically, and the periphery of demister 33 fits in the inwall except fog chamber 30, improves the efficiency of gas-liquid separation.
In conjunction with Fig. 6, the import that removes fog chamber 30 is provided with the guiding subassembly 31 of inverted pyramidal structures, and the center-filled of guiding subassembly 31 is also convexly equipped with deflection cone 32, and guiding subassembly 31 is formed by the setting of polylith flow deflector concentric spacing.Cone structure adapts to flowing of fluid, reduces turbulent flow, avoids liquid deposition, reduces flue gas resistance simultaneously.
Again refer to Fig. 1, turbulent aeration tower also disposes blower fan 50, and in specific embodiment of the utility model, blower fan 50 is connected with air inlet pipe 5, and flue gas blasts in tower main body 4 by blower fan 50, forms malleation mode of operation.In other embodiments, blower fan 50 also can be connected with escape pipe 7, and flue gas is inhaled in tower main body 4 by blower fan 50, forms negative pressure mode of operation.
The working condition of turbulent aeration tower of the present utility model is described with malleation mode of operation.Conventionally, in reservoir 80, filling the unsaturation acid solution, the fluid infusion groove 91 that recycle interior is running water or alkali lye.
During work, flue gas is blasted in equal air chamber 10 by air inlet pipe 5 under the effect of blower fan 50, equal air chambers 10 all gas rise to turbulent aeration zone 20, through turbulator 21, be rotated acceleration, form the rotary-cut air-flow of the rising of similar cyclone state, this air-flow carries a large amount of kinetic energy, liquid is delivered to the top of turbulator 21 and is evenly sprayed downwards by feed tube 6, the liquid spraying is downwards subject to carrying in a large number the upwards effect of rotary-cut air-flow of kinetic energy, by high speed shear, form the fine particle water droplet disperseing, meanwhile, under air-flow is sheared by the reaction force of liquid, also be dispersed into tiny bubble, gas phase and liquid phase continue collision rotary-cut, thereby form the admixture that a kind of gas-liquid is wrapped up mutually, now, liquid phase forms turbulent condition, gas phase is wrapped to form aeration state by liquid phase, liquid phase sustainable supply, turbulent flow aeration layer progressive additive, when the rising holder power of gas phase and the gravity of liquid phase reach balance, turbulent flow aeration layer no longer increases, liquid phase continues to increase, after the turbulent liquid forming the earliest and gas-phase reaction, be back to the bottom of tower main body 4, by drain pipe 8, flow in circulating slot 80, As time goes on, turbulent flow liquid is by continuous updating, gas phase is constantly passed turbulator 21 by the effect of blower fan 50, gas phase is constantly absorbed, gas phase after purification rises to the interior dehydration except fog chamber 30, entering escape pipe 7 drains.
Turbulent aeration tower of the present utility model, its tower main body 4 comprises three large functional areas from bottom to top: equal air chamber 10,20He Chu fog chamber, turbulent aeration zone 30.Wherein, all air chamber 10 can make the buffering of flue gas with even; Turbulent flow aeration zone 20 is core spaces of flue gas and liquid reactant mixture, and its inner turbulator 21 can make flue gas Spin-up, is conducive to strengthen the strong mass transfer of liquid phase; Except fog chamber 30 can make purified gas dehydration, be convenient to discharge; This technological process can be strengthened the speed of contact area, time of contact and the Surface Renewal of gas phase and liquid phase, thereby greatly improves the reaction rate of gas-liquid, the strong mass transport process of strengthening gas-liquid two-phase.In addition, compared with prior art, turbulent aeration tower of the present utility model is less scaling, without nozzle, can not cause spray nozzle clogging, desulfuration efficiency reaches more than 99%, can replace the absorption tower of multistage other patterns, and its structure is simpler, technological process shortening, drag losses reduce, and production cost reduces.
Above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. a turbulent aeration tower, comprises tower main body (4), and the side of described tower main body (4) is installed into tracheae (5) and is arranged at the feed tube (6) of described air inlet pipe (5) top; Escape pipe (7) is installed on the top of described tower main body (4), drain pipe (8) is installed in bottom, it is characterized in that: the zone line of described tower main body (4) comprises from bottom to top successively: for flue gas buffering and uniformly all air chamber (10), for provide flue gas and liquid reactant mixture space turbulent aeration zone (20) and for fume-dehydrating except fog chamber (30), wherein:
Described equal air chamber (10) is positioned at the air inlet top of described air inlet pipe (5) and the air inlet diameter that diameter is greater than described air inlet pipe (5);
Described turbulent aeration zone (20) is positioned between described equal air chamber (10) and the inlet of described feed tube (6); The internal interval of described turbulent aeration zone (20) is provided with at least two-layer turbulator for flue gas Spin-up (21);
The described fog chamber (30) that removes is positioned between the inlet and described escape pipe (7) of described feed tube (6), and the diameter of described turbulent aeration zone (20) is all less than described equal air chamber (10) and the described diameter except fog chamber (30).
2. a kind of turbulent aeration tower according to claim 1, it is characterized in that, described turbulator (21) vertically interval is arranged, and radially fitting in the inwall of described turbulent aeration zone (20), the inlet being communicated with liquid supplementation pipe (9) is offered in the side between adjacent two described turbulators (21).
3. a kind of turbulent aeration tower according to claim 2, it is characterized in that, described turbulator (21) comprises the blind plate (211) that fits in the cylindrical shell (210) of described turbulent aeration zone (20) inwall and be arranged at described cylindrical shell (210) center, wherein:
8～30 blades (212) are installed in the toroidal cavity that described cylindrical shell (210) and blind plate (211) form, and blade (212) angle is radially 20 °～60 ° described in each piece, and axial height is 50～500mm.
4. a kind of turbulent aeration tower according to claim 2, it is characterized in that, the outside of described turbulent aeration tower is provided with fluid infusion pump (90) and fluid infusion groove (91), and described liquid supplementation pipe (9) is sent into the liquid in fluid infusion groove (91) by described fluid infusion pump (90) top of described turbulator (21).
5. a kind of turbulent aeration tower according to claim 4, it is characterized in that, the reservoir (80) with spatial accommodation is laid in the below of described drain pipe (8), and described feed tube (6) is sent into the liquid in described reservoir (80) in described turbulent aeration zone (20) by liquid feeding pump (60).
6. a kind of turbulent aeration tower according to claim 5, is characterized in that, described fluid infusion groove (91) or separated setting one-body molded with described reservoir (80).
7. a kind of turbulent aeration tower according to claim 2, is characterized in that, described equal air chamber (10) comprises several deflectors (11) and the air inlet pipe entrance (12) mating with the air inlet of described air inlet pipe (5), wherein:
Deflector described in each (11) is arcuate structure, and the curved surfaces of described deflector (11) is offered the recirculation water seam (110) of some perforations;
One end of described deflector (11) is towards described air inlet pipe entrance (12), and the other end extends to the outlet of described equal air chamber (10), adjacent two described deflectors (11) parallel interval setting.
8. a kind of turbulent aeration tower according to claim 2, it is characterized in that, the described outlet except fog chamber (30) is provided with demister (33), and described demister (33) is provided with the plane dewatering plate of two groups of V-shaped distributions, two groups of dewatering plates are positioned opposite vertically
The periphery of described demister (33) fits in the described inwall except fog chamber (30).
9. a kind of turbulent aeration tower according to claim 8, it is characterized in that, the described import except fog chamber (30) is provided with the guiding subassembly (31) of inverted pyramidal structures, the center-filled of described guiding subassembly (31) is also convexly equipped with deflection cone (32), and described guiding subassembly (31) is formed by the setting of polylith flow deflector concentric spacing.
10. a kind of turbulent aeration tower according to claim 1, is characterized in that, described turbulent aeration tower disposes blower fan (50),
Described blower fan (50) is connected with described air inlet pipe (5), or described blower fan (50) is connected with described escape pipe (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420293552.1U CN203862123U (en) | 2014-06-04 | 2014-06-04 | Turbulent flow aeration tower |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420293552.1U CN203862123U (en) | 2014-06-04 | 2014-06-04 | Turbulent flow aeration tower |
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| CN203862123U true CN203862123U (en) | 2014-10-08 |
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| CN201420293552.1U Active CN203862123U (en) | 2014-06-04 | 2014-06-04 | Turbulent flow aeration tower |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103990369A (en) * | 2014-06-04 | 2014-08-20 | 长沙高必拓脱硫工程有限公司 | Turbulence aeration tower |
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2014
- 2014-06-04 CN CN201420293552.1U patent/CN203862123U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103990369A (en) * | 2014-06-04 | 2014-08-20 | 长沙高必拓脱硫工程有限公司 | Turbulence aeration tower |
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Address after: Our entrepreneurial base 627 No. 410000 Hunan high tech Development Zone, Changsha Lugu Avenue 3 floor Patentee after: Changsha high BHP desulfurization project Co., Ltd Address before: 410000 Hunan province Changsha Road East impression building A Building No. 3106 Patentee before: Changsha high BHP desulfurization project Co., Ltd |