CN211435743U - Spraying device for industrial flue gas desulfurization and denitrification - Google Patents
Spraying device for industrial flue gas desulfurization and denitrification Download PDFInfo
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- CN211435743U CN211435743U CN201921746099.4U CN201921746099U CN211435743U CN 211435743 U CN211435743 U CN 211435743U CN 201921746099 U CN201921746099 U CN 201921746099U CN 211435743 U CN211435743 U CN 211435743U
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Abstract
The utility model belongs to the technical field of industry flue gas desulfurization denitration, especially, be a spray set for industry flue gas desulfurization denitration, including spraying the case, fixed mounting has the feed liquor pipe in the spraying case, fixed mounting has a plurality of showers on the feed liquor pipe, and is a plurality of equal fixed mounting has a plurality of shower nozzles on the shower, the one end of feed liquor pipe extends to outside the spraying case, one side fixed mounting that sprays the case has the water pump, the feed liquor pipe with water pump fixed connection, fixed mounting has the pipette on the water pump, one side that sprays the case is equipped with the agitator tank, the pipette extends to in the agitator tank, rotate on the top inner wall of agitator tank and install the dwang, fixed mounting has a plurality of puddlers on the dwang. The utility model discloses can carry out reuse to spraying liquid, and when spraying liquid solubility is lower, can add desulfurizer and denitrifier for the water consumption is less greatly, has practiced thrift the water resource.
Description
Technical Field
The utility model relates to an industry flue gas desulfurization denitration technical field especially relates to an industry is spray set for flue gas desulfurization denitration.
Background
A large amount of flue gas with sulfur and nitrate is generated in a plurality of industrial production processes, the flue gas enters the atmosphere, pollutes the environment, causes great damage to the atmosphere and even threatens the physical health of people, so that the gas needs to be treated, and the qualified gas can be discharged into the atmosphere.
The spraying mode is generally adopted in the desulfurization and denitrification treatment of industrial flue gas, however, the traditional spraying mode is that the spraying liquid is directly matched and prepared, the spraying liquid is continuously extracted to spray the flue gas, the using amount of the spraying liquid is large, the water resource using amount is large, the spraying liquid cannot be fully utilized, and therefore, the spraying device for the desulfurization and the denitrification of the industrial flue gas is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a spraying device for industrial flue gas desulfurization and denitrification.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a spraying device for desulfurization and denitrification of industrial flue gas comprises a spraying box, wherein a liquid inlet pipe is fixedly arranged in the spraying box, a plurality of spraying pipes are fixedly arranged on the liquid inlet pipe, a plurality of spray heads are fixedly arranged on the plurality of spraying pipes, one end of the liquid inlet pipe extends out of the spraying box, a water pump is fixedly arranged on one side of the spraying box, the liquid inlet pipe is fixedly connected with the water pump, a liquid suction pipe is fixedly arranged on the water pump, a stirring box is arranged on one side of the spraying box, the liquid suction pipe extends into the stirring box, a rotating rod is rotatably arranged on the inner wall of the top of the stirring box, a plurality of stirring rods are fixedly arranged on the rotating rod, the top end of the rotating rod extends to the upper part of the stirring box and is fixedly provided with a coupler, a motor is arranged above the stirring box, and the output shaft of the motor is fixedly connected with, one side fixed mounting of agitator tank has the connecting pipe, the connecting pipe is kept away from the one end of agitator tank with spray the case and communicate mutually.
Preferably, a first gate valve is fixedly installed on the connecting pipe.
Preferably, the inner wall of one side of the spraying box is fixedly provided with an installation pipe, and the installation pipe is fixedly provided with a filter screen.
Preferably, one side fixed mounting of agitator tank has the inlet pipe, fixed mounting has the second gate valve on the inlet pipe, the top fixed mounting of inlet pipe has the feeder hopper.
Preferably, a motor frame is fixedly mounted at the top of the stirring box and fixedly connected with the motor.
Preferably, a bearing hole is formed in the inner wall of the top of the stirring box, a sealing bearing is fixedly mounted in the bearing hole, and the rotating rod is fixedly connected with the inner ring of the sealing bearing.
Compared with the prior art, the beneficial effects of the utility model are that: firstly, the device injects a proper amount of clean water into a spraying box through the matching of the spraying box, a liquid inlet pipe, the spraying pipe, a spray head, a water pump, a liquid suction pipe, a stirring box, a rotating rod, a stirring rod, a motor, a connecting pipe, a first gate valve, an installation pipe, a filter screen, a feed pipe, a second gate valve and a feed hopper, the first gate valve is closed, the second gate valve is opened, a proper amount of desulfurizer calcium carbonate powder and denitrifier urea are poured into the feed hopper, the calcium carbonate powder and the urea enter the stirring box through the second gate valve, then the second gate valve is closed, the first gate valve is opened, water in the spraying box flows into the stirring box through the connecting pipe and is mixed with the calcium carbonate powder and the urea, at the moment, the motor is started, the rotating rod is driven to rotate by the motor through a coupler, the rotating rod is driven to rotate, so that the solution can be fully stirred, the water pump sends the solution into the liquid inlet pipe through the liquid suction pipe, the liquid inlet pipe sends the solution into the spray head through the spray pipe, and the solution is sprayed out through the spray head, so that the solution reacts with sulfur dioxide and nitrated compounds in the flue gas, and water-insoluble sulfide solid and nitrated solid are generated, thereby realizing the desulfurization and denitrification of the industrial flue gas, when the used spray liquid flows into the spray box, at the moment, the desulfurizer and the denitrifier do not completely react, the first gate valve can be opened, so that the solution flows into the stirring box again, then the spray is carried out again under the action of the water pump, so that the desulfurizer and the denitrifier are fully utilized, the filter screen can prevent the sulfide solid and the nitrated solid from entering the spray box so as not to flow into the stirring box to block the spray head, when the solubility of the desulfurizer and the denitrifier in the solution is lower, the first gate valve can be closed, the solution in the stirring box is pumped out, a proper amount of desulfurizer and denitrifier are poured into the stirring box through the feed hopper and the feed pipe, and the desulfurizer and the denitrifier can be mixed with the residual liquid in the spraying box when the first gate valve is opened, so that the using amount of water is reduced.
The utility model discloses can carry out reuse to spraying liquid, and when spraying liquid solubility is lower, can add desulfurizer and denitrifier for the water consumption is less greatly, has practiced thrift the water resource.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
fig. 2 is a schematic view of the top cross-sectional structure of the spray box of the present invention.
In the figure: 1. a spray box; 2. a liquid inlet pipe; 3. a shower pipe; 4. a spray head; 5. a water pump; 6. A pipette; 7. a stirring box; 8. rotating the rod; 9. a stirring rod; 10. a motor; 11. a connecting pipe; 12. a first gate valve; 13. installing a pipe; 14. filtering with a screen; 15. a feed pipe; 16. a second gate valve; 17. a feed hopper.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a spraying device for industrial flue gas desulfurization and denitrification comprises a spraying box 1, a liquid inlet pipe 2 is fixedly installed in the spraying box 1, a plurality of spraying pipes 3 are fixedly installed on the liquid inlet pipe 2, the lengths of the spraying pipes 3 change along with the amplitude change of the inner wall of the spraying box 1, the material diameters are the same, only the lengths are different, a plurality of spray heads 4 are fixedly installed on the spraying pipes 3, one end of the liquid inlet pipe 2 extends out of the spraying box 1, a water pump 5 is fixedly installed on one side of the spraying box 1, the liquid inlet pipe 2 is fixedly connected with the water pump 5, a liquid suction pipe 6 is fixedly installed on the water pump 5, a stirring box 7 is arranged on one side of the spraying box 1, the liquid suction pipe 6 extends into the stirring box 7, a rotating rod 8 is rotatably installed on the inner wall of the top of the stirring box 7, a plurality of stirring rods 9 are fixedly installed on the rotating rod 8, the top end of the rotating rod 8 extends, a motor 10 is arranged above the stirring box 7, an output shaft of the motor 10 is fixedly connected with the coupler, a connecting pipe 11 is fixedly arranged on one side of the stirring box 7, and one end, far away from the stirring box 7, of the connecting pipe 11 is communicated with the spraying box 1;
a first gate valve 12 is fixedly arranged on the connecting pipe 11, an installation pipe 13 is fixedly arranged on the inner wall of one side of the spraying box 1, a filter screen 14 is fixedly arranged on the installation pipe 13, a feeding pipe 15 is fixedly arranged on one side of the stirring box 7, a second gate valve 16 is fixedly arranged on the feeding pipe 15, a feeding hopper 17 is fixedly arranged at the top end of the feeding pipe 15, a motor frame is fixedly arranged at the top of the stirring box 7 and is fixedly connected with a motor 10, a bearing hole is formed in the inner wall of the top of the stirring box 7, a sealing bearing is fixedly arranged in the bearing hole, a rotating rod 8 is fixedly connected with the inner ring of the sealing bearing, and by matching the spraying box 1, the liquid inlet pipe 2, the spraying pipe 3, the spray head 4, the water pump 5, the liquid suction pipe 6, the stirring box 7, the rotating rod 8, the stirring rod 9, the motor 10, the connecting pipe 11, the, firstly, injecting a proper amount of clear water into the spraying box 1, closing the first gate valve 12, opening the second gate valve 16, pouring a proper amount of desulfurizer calcium carbonate powder and denitrifier urea into the feed hopper 17, enabling the calcium carbonate powder and the urea to enter the stirring box 7 through the second gate valve 16, closing the second gate valve 16, opening the first gate valve 12, enabling water in the spraying box 1 to flow into the stirring box 7 through the connecting pipe 11 and to be mixed with the calcium carbonate powder and the urea, starting the motor 10, enabling the motor 10 to drive the rotating rod 8 to rotate through the coupler, enabling the rotating rod 8 to drive the stirring rod 9 to rotate, fully stirring the solution, enabling the water pump 5 to send the solution into the liquid inlet pipe 2 through the liquid suction pipe 6, enabling the liquid inlet pipe 2 to send the solution into the spray head 4 through the spray pipe 3, and spraying the solution out through the spray head 4, so that the solution reacts with sulfur dioxide and nitrating substances in the flue gas to generate water-insoluble sulfide solid and nitrating solid, thereby realizing the desulfurization and denitrification of the industrial flue gas, when the used spraying liquid flows into the spraying box 1, at the moment, the desulfurizer and the nitrating agent do not completely react, the first gate valve 12 can be in an open state, the solution flows into the stirring box 7 again, then the spraying is carried out again under the action of the water pump 5, the desulfurizer and the nitrating agent are fully utilized, the filter screen 14 can prevent the sulfide solid and the nitrating solid from entering the spraying box 1 so as to avoid blocking the spray head 4 in the stirring box 7, when the solubility of the desulfurizer and the nitrating agent in the solution is lower, the first gate valve 12 can be closed, the solution in the stirring box 7 is pumped out, and a proper amount of the desulfurizer and the nitrating agent is poured into the stirring box 7 through the feed hopper 17 and the feed pipe 15, opening first gate valve 12, making desulfurizer and denitrifier can mix with the surplus liquid that sprays in the case 1 to reduce the use amount of water, the utility model discloses can carry out reuse to spraying liquid, and when spraying liquid solubility is lower, can add desulfurizer and denitrifier for the water consumption is less greatly, has practiced thrift the water resource.
The working principle is as follows: when the spraying device is used, a proper amount of clean water is firstly injected into the spraying box 1, the first gate valve 12 is in a closed state, the second gate valve 16 is opened, a proper amount of desulfurizer calcium carbonate powder and denitrifier urea are poured into the feed hopper 17, the calcium carbonate powder and the urea enter the stirring box 7 through the second gate valve 16, the second gate valve 16 is closed to open the first gate valve 12, water in the spraying box 1 flows into the stirring box 7 through the connecting pipe 11 and is mixed with the calcium carbonate powder and the urea, at the moment, the motor 10 is started, the motor 10 drives the rotating rod 8 to rotate through the coupler, the rotating rod 8 drives the stirring rod 9 to rotate, so that the solution can be fully stirred, at the moment, the water pump 5 is started, the solution is sent into the liquid inlet pipe 2 through the liquid suction pipe 6, the liquid inlet pipe 2 sends the solution into the spray nozzle 4 through the spray pipe 3, and sprays the solution out through the spray nozzle 4, so that the solution reacts with sulfur dioxide and nitrating substances in the flue gas to generate water-insoluble sulfide solid and nitrating solid, thereby realizing the desulfurization and denitrification of the industrial flue gas, when the used spraying liquid flows into the spraying box 1, at the moment, the desulfurizer and the nitrating agent do not completely react, the first gate valve 12 can be in an open state, the solution flows into the stirring box 7 again, then the spraying is carried out again under the action of the water pump 5, the desulfurizer and the nitrating agent are fully utilized, the filter screen 14 can prevent the sulfide solid and the nitrating solid from entering the spraying box 1 so as to avoid blocking the spray head 4 in the stirring box 7, when the solubility of the desulfurizer and the nitrating agent in the solution is lower, the first gate valve 12 can be closed, the solution in the stirring box 7 is pumped out, and a proper amount of the desulfurizer and the nitrating agent is poured into the stirring box 7 through the feed hopper 17 and the feed pipe 15, when the first gate valve 12 is opened, the desulfurizer and the denitrifier can be mixed with the remaining liquid in the spray tank 1, thereby reducing the amount of water used.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides an industrial flue gas is spray set for SOx/NOx control, includes spray box (1), its characterized in that: a liquid inlet pipe (2) is fixedly installed in the spraying box (1), a plurality of spraying pipes (3) are fixedly installed on the liquid inlet pipe (2), a plurality of spray nozzles (4) are fixedly installed on the spraying pipes (3), one end of the liquid inlet pipe (2) extends out of the spraying box (1), a water pump (5) is fixedly installed on one side of the spraying box (1), the liquid inlet pipe (2) is fixedly connected with the water pump (5), a liquid suction pipe (6) is fixedly installed on the water pump (5), a stirring box (7) is arranged on one side of the spraying box (1), the liquid suction pipe (6) extends into the stirring box (7), a rotating rod (8) is rotatably installed on the inner wall of the top of the stirring box (7), a plurality of stirring rods (9) are fixedly installed on the rotating rod (8), the top end of the rotating rod (8) extends to the upper side of the stirring box (7) and is fixedly installed with a coupler, the upper side of agitator tank (7) is equipped with motor (10), the output shaft of motor (10) with shaft coupling fixed connection, one side fixed mounting of agitator tank (7) has connecting pipe (11), connecting pipe (11) are kept away from the one end of agitator tank (7) with spray tank (1) and be linked together.
2. The spraying device for industrial flue gas desulfurization and denitrification according to claim 1, characterized in that: and a first gate valve (12) is fixedly arranged on the connecting pipe (11).
3. The spraying device for industrial flue gas desulfurization and denitrification according to claim 1, characterized in that: fixed mounting has installation pipe (13) on the one side inner wall of case (1) sprays, fixed mounting has filter screen (14) on installation pipe (13).
4. The spraying device for industrial flue gas desulfurization and denitrification according to claim 1, characterized in that: one side fixed mounting of agitator tank (7) has inlet pipe (15), fixed mounting has second gate valve (16) on inlet pipe (15), the top fixed mounting of inlet pipe (15) has feeder hopper (17).
5. The spraying device for industrial flue gas desulfurization and denitrification according to claim 1, characterized in that: the top fixed mounting of agitator tank (7) has the motor frame, the motor frame with motor (10) fixed connection.
6. The spraying device for industrial flue gas desulfurization and denitrification according to claim 1, characterized in that: the bearing hole has been seted up on the top inner wall of agitator tank (7), fixed mounting has sealed bearing in the bearing hole, dwang (8) with sealed bearing's inner circle fixed connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921746099.4U CN211435743U (en) | 2019-10-17 | 2019-10-17 | Spraying device for industrial flue gas desulfurization and denitrification |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921746099.4U CN211435743U (en) | 2019-10-17 | 2019-10-17 | Spraying device for industrial flue gas desulfurization and denitrification |
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| Publication Number | Publication Date |
|---|---|
| CN211435743U true CN211435743U (en) | 2020-09-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921746099.4U Active CN211435743U (en) | 2019-10-17 | 2019-10-17 | Spraying device for industrial flue gas desulfurization and denitrification |
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| CN (1) | CN211435743U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112058068A (en) * | 2020-09-23 | 2020-12-11 | 广东韶钢松山股份有限公司 | Intelligent steelmaking desulfurization equipment |
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2019
- 2019-10-17 CN CN201921746099.4U patent/CN211435743U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112058068A (en) * | 2020-09-23 | 2020-12-11 | 广东韶钢松山股份有限公司 | Intelligent steelmaking desulfurization equipment |
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