CN216149407U - Environment-friendly carbide mud desulfurization system for solid caustic soda - Google Patents
Environment-friendly carbide mud desulfurization system for solid caustic soda Download PDFInfo
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- CN216149407U CN216149407U CN202121332733.7U CN202121332733U CN216149407U CN 216149407 U CN216149407 U CN 216149407U CN 202121332733 U CN202121332733 U CN 202121332733U CN 216149407 U CN216149407 U CN 216149407U
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- carbide mud
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Abstract
The utility model discloses an environment-friendly carbide mud desulfurization system for solid alkali, which comprises a desulfurization tower, a carbide mud diluting tank and a molten salt furnace, wherein one side of the top of the carbide mud diluting tank is fixedly communicated with a carbide mud storage tank body, one side of the carbide mud diluting tank is fixedly provided with a stirring motor, the output end of the stirring motor penetrates through the carbide mud diluting tank and is fixedly provided with a mixing shaft, the other side of the top of the carbide mud diluting tank is fixedly provided with a lifting pump, and the water outlet of the lifting pump is fixedly communicated with a liquid inletA pipeline. The utility model provides an environment-friendly carbide mud desulfurization system for solid alkali, which adopts Ca (OH)2With SO in flue gas2The reaction product changes the waste water after reaction from the original waste water sent to a cement company to the waste water sent to a salt industry company, thereby avoiding the influence on the quality of cement products, ensuring stable system operation, simultaneously thoroughly solving the problems of treatment of waste liquid after solid alkali desulfurization and solid waste, and having obvious environmental protection benefit.
Description
Technical Field
The utility model relates to the technical field of solid caustic soda desulfurization, in particular to an environment-friendly carbide mud desulfurization system for solid caustic soda.
Background
The flue gas desulfurization of the molten salt furnace of the solid caustic soda device usually adopts a liquid caustic soda circulating desulfurization mode, liquid caustic soda solution is circulated through a circulating pump, the alkali solution reacts with sulfur dioxide and sodium hydroxide in flue gas in a desulfurization tower to generate sodium sulfate, and the waste alkali solution after circulating desulfurization is sent to a cement company for treatment. Because the desulfurized waste alkali solution contains sodium sulfate, the sodium sulfate in the solution is accumulated, and the sodium sulfate is greatly influenced on the quality of cement after being sent to a cement production system, so that the quality of cement products is influenced.
The existing treatment mode usually adopts sodium hydroxide as a desulfurizing agent, a large amount of sodium sulfate waste liquid is easily generated in the desulfurization process, the quality of cement products can be influenced when the sodium sulfate waste liquid is sent to a cement factory, the cost is high, and secondary pollution is easily generated after desulfurization.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an environment-friendly carbide mud desulfurization system for solid alkali, which aims to solve the problems that sodium hydroxide is generally adopted as a desulfurizing agent in the conventional treatment mode provided by the background art, a large amount of sodium sulfate waste liquid is easily generated in the desulfurization process, the quality of cement products is influenced when the sodium sulfate waste liquid is sent to a cement factory, the cost is high, and secondary pollution is easily generated after desulfurization.
In order to achieve the purpose, the utility model provides the following technical scheme: an environment-friendly carbide mud desulfurization system for solid alkali comprises a desulfurization tower, a carbide mud diluting tank and a molten salt furnace, wherein one side of the top of the carbide mud diluting tank is fixedly communicated with a carbide mud storage tank body, one side of the carbide mud diluting tank is fixedly provided with a stirring motor, the output end of the stirring motor penetrates through the carbide mud diluting tank to be fixedly provided with a mixing shaft, the other side of the top of the carbide mud diluting tank is fixedly provided with a lifting pump, the water outlet of the lifting pump is fixedly communicated with a liquid inlet pipeline, one end of the liquid inlet pipeline is fixedly communicated with a liquid inlet formed in the top of one side of the desulfurization tower, the top of the inner wall side of the desulfurization tower is fixedly provided with a spraying pipe network, the bottom of the spraying pipe network is fixedly provided with a plurality of uniformly distributed atomizing nozzles, the middle of the inner wall side of the desulfurization tower is fixedly provided with two inclined baffle plates, and the bottom of the inner wall side of the desulfurization tower is rotatably connected with a smoke discharge cylinder, the fixed ring flange that is provided with of one end of chimney, the fixed gaseous passageway that lets in that is provided with in bottom of desulfurizing tower one side, the fixed intercommunication of one end that the gaseous passageway lets in has electrostatic precipitator equipment, the fixed intercommunication in top of electrostatic precipitator equipment has the exhaust pipe, the fixed intercommunication in top of exhaust pipe and molten salt stove, the opposite side fixed mounting of desulfurizing tower has gear motor, the fixed intercommunication in center at desulfurizing tower top has tail gas discharge channel, the fixed intercommunication in center at desulfurizing tower bottom has waste liquid discharge channel, the top fixed mounting of desulfurizing tower inner wall has the tail gas detector.
As an optional technical scheme of the utility model, a filtering net cage is fixedly arranged at the top of one side of the inner wall of the carbide mud diluting tank, and a water inlet of the lifting pump is fixedly communicated with the interior of the filtering net cage through a suction pipe.
As an optional technical scheme of the utility model, the liquid inlet is fixedly communicated with one end of a spraying pipe network.
As an optional technical scheme of the utility model, the other end of the gas inlet channel is rotatably connected with the other end of the smoke exhaust tube.
As an optional technical scheme of the utility model, the bottom of the other side of the carbide mud diluting pool is fixedly communicated with a mud discharging channel, and one end of the mud discharging channel is fixedly provided with a valve.
As an optional technical scheme of the utility model, the output end of the speed reducing motor penetrates through the desulfurizing tower to be fixedly connected with one end of the flange plate, and the inside of the smoke exhaust tube is fixedly provided with the fine mesh tube.
As an optional technical scheme of the utility model, the stirring motor, the lifting pump, the tail gas detector, the speed reducing motor and the electrostatic dust collection equipment are all electrically connected with an external control system.
He-ShiCompared with the prior art, the utility model has the beneficial effects that: the desulfurization system adopts Ca (OH)2With SO in flue gas2The reaction product changes the waste water after reaction from the original waste water sent to a cement company to the waste water sent to a salt industry company, thereby avoiding the influence on the quality of cement products, ensuring stable system operation, simultaneously thoroughly solving the problems of treatment of waste liquid after solid alkali desulfurization and solid waste, and having obvious environmental protection benefit.
Drawings
FIG. 1 is a schematic structural view of a main body of the present invention in a front view;
FIG. 2 is a schematic view of the front appearance structure of the smoke exhaust pipe of the present invention;
FIG. 3 is a schematic top cross-sectional view of a spray pipe network according to the present invention.
In the figure: 1. a molten salt furnace; 2. a smoke exhaust duct; 3. a stirring motor; 4. a carbide mud diluting tank; 5. an atomizing spray head; 6. a carbide mud storage tank body; 7. a filter net cage; 8. a lift pump; 9. a fine mesh cylinder; 10. a liquid inlet pipeline; 11. an exhaust gas detector; 12. a tail gas discharge passage; 13. spraying a pipe network; 14. inclining the baffle plate; 15. a desulfurizing tower; 16. a smoke exhaust tube; 17. a flange plate; 18. a reduction motor; 19. a waste liquid discharge channel; 20. gas is introduced into the channel; 21. an electrostatic dust removal device; 22. a sludge discharge channel; 23. and (5) uniformly mixing the mixture.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides an environment-friendly system for desulfurizing solid caustic soda using carbide slurry, which comprises a desulfurizing tower 15, a carbide slurry diluting tank 4 and a molten salt furnace 1. One side of the top of the carbide mud diluting pool 4 is fixedly communicated with a carbide mud storage tank body 6, and one side of the carbide mud diluting pool 4Side fixed mounting has agitator motor 3, and agitator motor 3's output passes the fixed mixing axle 23 that is provided with in carbide mud diluting tank 4, and the opposite side fixed mounting at 4 tops in carbide mud diluting tank has elevator pump 8, and the fixed intercommunication of delivery port of elevator pump 8 has inlet liquid pipeline 10, and the fixed intercommunication of inlet that the one end and the 15 one side tops of desulfurizing tower of inlet liquid pipeline 10 were seted up. The fixed spray pipe network 13 that is provided with in top of 15 inner wall avris of desulfurizing tower, the fixed atomizer 5 that is provided with a plurality of evenly distributed in bottom of spray pipe network 13, the fixed two slope baffling boards 14 that are provided with in middle part of 15 inner wall avris of desulfurizing tower, the bottom of 15 inner wall avris of desulfurizing tower is rotated and is connected with chimney 16, chimney 16's the fixed ring flange 17 that is provided with of one end, the fixed gaseous passageway 20 that lets in that is provided with in bottom of 15 one sides of desulfurizing tower. One end of the gas inlet channel 20 is fixedly communicated with an electrostatic dust removal device 21, the top of the electrostatic dust removal device 21 is fixedly communicated with a smoke exhaust pipeline 2, and one end of the smoke exhaust pipeline 2 is fixedly communicated with the top of the molten salt furnace 1. The other side fixed mounting of desulfurizing tower 15 has gear motor 18, and the fixed intercommunication in center at desulfurizing tower 15 top has tail gas discharge passageway 12, and the fixed intercommunication in center of desulfurizing tower 15 bottom has waste liquid discharge passageway 19, and the top fixed mounting of desulfurizing tower 15 inner wall has tail gas detector 11. The desulfurization system adopts Ca (OH)2With SO in flue gas2The reaction product changes the waste water after reaction from the original waste water sent to a cement company to the waste water sent to a salt industry company, thereby avoiding the influence on the quality of cement products, ensuring stable system operation, effectively improving the output of caustic soda flakes and creating economic benefits.
Optionally, the top of 4 inner walls of pond is diluted to the carbide mud is fixed and is provided with filter screen case 7, and the water inlet of elevator pump 8 passes through the inside fixed intercommunication of suction tube and filter screen case 7, and structural design is reasonable, can contain Ca (OH)2The solution is pumped out to complete the desulfurization work.
Optionally, the liquid inlet is fixedly communicated with one end of the spraying pipe network 13, which is convenient for containing Ca (OH)2The solution is sprayed to remove sulfur-containing gas in the flue gas.
Optionally, the other end of the gas inlet channel 20 is rotatably connected with the other end of the exhaust pipe 16, so that the exhaust pipe 16 can rotate continuously, the stability of the gas inlet is guaranteed, and the gas inlet channel is not easy to block.
Optionally, the bottom of 4 opposite sides in the carbide mud diluting pool is fixed to be communicated with a sludge discharge channel 22, and the fixed valve that is provided with of one end of sludge discharge channel 22 is favorable to the staff to carry out the regularly cleaning work to the carbide mud diluting pool 4.
Optionally, the output end of the speed reduction motor 18 penetrates through the desulfurizing tower 15 and is fixedly connected with one end of the flange plate 17, and the fine mesh cylinder 9 is fixedly arranged inside the smoke exhaust cylinder 16, so that the smoke exhaust cylinder 16 can be prevented from being blocked and affecting the emission of smoke.
Optionally, the stirring motor 3, the lift pump 8, the tail gas detector 11, the speed reducing motor 18 and the electrostatic dust collection device 21 are all electrically connected with an external control system, the system is reasonable in design, and Ca (OH) is adopted2With SO in flue gas2The reacted waste water is changed from the original waste water sent to a cement company to the waste water sent to a salt industry company, so that the influence on the quality of cement products is avoided, the system is stable in operation, and the system is energy-saving and environment-friendly.
When the environment-friendly solid caustic soda provided by the utility model is used specifically, the acetylene sludge desulfurization system is used, and after the system is assembled and fixed according to the drawing, workers can electrify corresponding equipment to work in a control room through the control system. Waste gas generated in the molten salt furnace 1 firstly passes through the electrostatic dust removal equipment 21 to remove particles, then is introduced into the exhaust funnel 16 through the gas inlet channel 20, is gathered at the bottom of the desulfurizing tower 15 and moves upwards, and solid-state carbide mud raw materials in the carbide mud storage tank body 6 can be introduced into the carbide mud diluting tank 4 at regular time. Under the work of the stirring motor 3 and the blending shaft 23, after dilution and dissolution are completed, the mixture is filtered by the filter net cage 7 and then is filled into the spraying pipe network 13 through the lifting pump 8. The atomization spray head 5 finishes the spraying work, the solution containing calcium hydroxide can meet the sulfur-containing tail gas after falling down to react, and the inclined baffle plate 14 increases the contact time and area of the liquid and the gas, thereby achieving the purpose of sulfur removal. The waste water after reaction is discharged through the waste liquid discharge channel 19, and is changed from the original conveying to a cement company to the conveying to a salt industry company, so that the influence on the quality of cement products is avoided, the system is stable in operation, and the system is energy-saving and environment-friendly.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (7)
1. The utility model provides an environment-friendly solid caustic soda uses carbide mud desulfurization system, includes desulfurizing tower (15), carbide mud diluting tank (4) and molten salt furnace (1), its characterized in that: the utility model discloses a desulfurization tower, including acetylene sludge diluting tank (4), one side fixed intercommunication at acetylene sludge diluting tank (4) top has acetylene sludge holding vessel body (6), one side fixed mounting of acetylene sludge diluting tank (4) has agitator motor (3), the output of agitator motor (3) passes acetylene sludge diluting tank (4) and fixedly is provided with mixing axle (23), the opposite side fixed mounting at acetylene sludge diluting tank (4) top has elevator pump (8), the fixed intercommunication of delivery port of elevator pump (8) has inlet pipe (10), the fixed intercommunication of the inlet that sets up in one end and desulfurizing tower (15) one side top of inlet pipe (10), the fixed spraying pipe net (13) that is provided with in the top of desulfurizing tower (15) inner wall avris, the fixed atomizer (5) that are provided with a plurality of evenly distributed in the bottom of spraying pipe net (13), the fixed two slope baffling boards (14) that are provided with in the middle part of desulfurizing tower (15) inner wall avris, the bottom of the side of the inner wall of the desulfurizing tower (15) is rotationally connected with a smoke exhaust tube (16), a flange plate (17) is fixedly arranged at one end of the smoke exhaust tube (16), a gas inlet channel (20) is fixedly arranged at the bottom of one side of the desulfurizing tower (15), one end of the gas inlet channel (20) is fixedly communicated with an electrostatic dust removal device (21), the top of the electrostatic dust collection equipment (21) is fixedly communicated with a smoke exhaust pipeline (2), one end of the smoke exhaust pipeline (2) is fixedly communicated with the top of the molten salt furnace (1), a speed reducing motor (18) is fixedly arranged on the other side of the desulfurizing tower (15), the center of the top of the desulfurizing tower (15) is fixedly communicated with a tail gas discharge channel (12), the center of the bottom of the desulfurizing tower (15) is fixedly communicated with a waste liquid discharge channel (19), and a tail gas detector (11) is fixedly arranged at the top of the inner wall of the desulfurizing tower (15).
2. The environment-friendly solid caustic soda lime mud desulfurization system according to claim 1, wherein: the fixed filter screen case (7) that is provided with in top of carbide mud diluting tank (4) inner wall one side, just the water inlet of elevator pump (8) passes through the fixed intercommunication in suction tube and filter screen case (7).
3. The environment-friendly solid caustic soda lime mud desulfurization system according to claim 1, wherein: the liquid inlet is fixedly communicated with one end of the spraying pipe network (13).
4. The environment-friendly solid caustic soda lime mud desulfurization system according to claim 1, wherein: the other end of the gas inlet channel (20) is rotatably connected with the other end of the smoke exhaust tube (16).
5. The environment-friendly solid caustic soda lime mud desulfurization system according to claim 1, wherein: the bottom of the other side of the carbide mud diluting tank (4) is fixedly communicated with a mud discharging channel (22), and one end of the mud discharging channel (22) is fixedly provided with a valve.
6. The environment-friendly solid caustic soda lime mud desulfurization system according to claim 1, wherein: the output end of the speed reducing motor (18) penetrates through the desulfurizing tower (15) and is fixedly connected with one end of the flange plate (17), and the inside of the smoke exhaust tube (16) is fixedly provided with a fine mesh tube (9).
7. The environment-friendly solid caustic soda lime mud desulfurization system according to claim 1, wherein: the stirring motor (3), the lifting pump (8), the tail gas detector (11), the speed reducing motor (18) and the electrostatic dust collection equipment (21) are all electrically connected with an external control system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121332733.7U CN216149407U (en) | 2021-06-16 | 2021-06-16 | Environment-friendly carbide mud desulfurization system for solid caustic soda |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121332733.7U CN216149407U (en) | 2021-06-16 | 2021-06-16 | Environment-friendly carbide mud desulfurization system for solid caustic soda |
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| Publication Number | Publication Date |
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| CN216149407U true CN216149407U (en) | 2022-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121332733.7U Active CN216149407U (en) | 2021-06-16 | 2021-06-16 | Environment-friendly carbide mud desulfurization system for solid caustic soda |
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| CN (1) | CN216149407U (en) |
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- 2021-06-16 CN CN202121332733.7U patent/CN216149407U/en active Active
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