CN212819122U - Flue gas desulfurization equipment - Google Patents
Flue gas desulfurization equipment Download PDFInfo
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- CN212819122U CN212819122U CN202021620150.XU CN202021620150U CN212819122U CN 212819122 U CN212819122 U CN 212819122U CN 202021620150 U CN202021620150 U CN 202021620150U CN 212819122 U CN212819122 U CN 212819122U
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- pipe
- flue gas
- desulfurization
- circulating
- digester
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Abstract
The utility model discloses a flue gas desulfurization equipment, including the digester, the digester in the bottom be equipped with the liquid reserve tank, liquid reserve tank bottom be equipped with the stirring rake, the digester in be equipped with the shower, the shower on be equipped with the shower nozzle that a plurality of sprayed the direction towards the digester inner wall, liquid reserve tank one side connect circulating device, the liquid reserve tank opposite side connect the intake pipe, the digester upper end connect the outlet duct, intake pipe and outlet duct connect same heat exchanger. Compared with the prior art, the utility model the advantage lie in: the utility model discloses a flue gas desulfurization device pumps partial desulfurization liquid to the spray head through the circulating device, so that the spray head rotationally sprays along the inner wall of the desulfurization tank, and the rising flue gas is secondarily treated, thereby improving the desulfurization effect; the design of the heat exchanger reduces the temperature of the flue gas before desulfurization, and improves the reaction rate of the flue gas and the desulfurization solution.
Description
Technical Field
The utility model relates to a sweetener technical field specifically indicates a flue gas desulfurization equipment.
Background
Along with the development of industry, the demand for energy is constantly increasing, sulfur dioxide in the coal-fired flue gas has become the leading cause of atmospheric pollution, it is urgent to reduce sulfur dioxide pollution and become the prerequisite of administering atmospheric environment, the desulfurization liquid is added to desulfurization equipment to the existing desulfurization technique, handle the flue gas through the desulfurization liquid, desulfurization efficiency is lower relatively, and because the flow rate of flue gas is very fast hardly all accomplish desulfurization reaction in the desulfurization liquid, therefore one kind can improve desulfurization efficiency, make the more complete equipment of desulfurization reaction appear urgently.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to solve above-mentioned problem, provide an effective flue gas desulfurization equipment that improves desulfurization efficiency, make the desulfurization more complete.
In order to solve the technical problem, the utility model provides a technical scheme does: a flue gas desulfurization device comprises a supporting base, a desulfurization tank is arranged above the supporting base, a liquid storage tank is arranged at the bottom of the desulfurization tank, a stirring shaft is arranged in the center of the bottom of the liquid storage tank, a stirring paddle is arranged on the stirring shaft, the lower end of the stirring shaft is connected with a speed reduction motor, the speed reduction motor is embedded in the supporting base, the upper end of the stirring shaft is connected with a spray pipe, the spray pipe and the stirring shaft synchronously rotate, the spray pipe is provided with a plurality of spray heads, the spraying direction of the spray heads faces the inner wall of the desulfurization tank, one side of the liquid storage tank is connected with a circulating device, the circulating device comprises a first circulating pipe, a second circulating pipe and a circulating pump, one end of the first circulating pipe is communicated with the liquid storage tank, the other end of the first circulating pipe is connected with the inlet end of the circulating pump, one end, and the exit end of the second circulating pipe is rotationally connected with the spray pipe, the other side of the liquid storage tank is provided with an air inlet, the air inlet is connected with an air inlet pipe, the upper end of the desulfurizing tank is provided with an air outlet, the air outlet is connected with an air outlet pipe, the air inlet pipe and the air outlet pipe are connected with the same heat exchanger, and the heat exchanger is internally provided with a heat exchange pipe.
As an improvement, the upper portion of the desulfurization tank is provided with a horizontally arranged support rod, two ends of the support rod are respectively fixedly connected with the inner wall of the desulfurization tank, a through hole for the spray pipe to pass through is formed in the middle of the support rod, and the support rod is designed to support the spray pipe to enable the spray pipe to be more stable in the rotating process.
As an improvement, an adsorption layer is arranged in the desulfurization tank and is arranged above the second circulating pipe, activated carbon is arranged in the adsorption layer and is used for adsorbing other harmful gases in the flue gas.
As an improvement, a bearing is arranged at the joint of the spray pipe and the second circulating pipe, and the connecting port of the spray pipe and the second circulating pipe is sealed.
As an improvement, the side wall of the desulfurizing tank is provided with a liquid inlet, and the liquid inlet is used for adding desulfurizing liquid into the liquid storage tank.
As an improvement, the bottom of the side wall of the liquid storage tank is provided with a drain outlet, the drain outlet is connected with a drain pipe, and the drain pipe is provided with a valve.
As an improvement, the air inlet pipe is connected with one end of a shell pass of the heat exchanger, the other end of the shell pass is connected with the smoke inlet pipe, the air outlet pipe is connected with one end of a tube pass of the heat exchanger, the other end of the tube pass is connected with the smoke outlet pipe, heat exchange is carried out on the flue gas before desulfurization and the flue gas after desulfurization through the heat exchanger, the temperature of the flue gas before desulfurization is reduced, the temperature of the flue gas after desulfurization is increased, energy is saved, and the reaction rate of the flue gas and the desulfurization liquid is increased.
As an improvement, the second circulating pipe is provided with a plurality of auxiliary spray heads, and the auxiliary spray heads spray the desulfurization liquid downwards to promote the full contact of the flue gas and the desulfurization liquid.
As an improvement, the connection part of the speed reducing motor and the liquid storage tank is sealed.
Compared with the prior art, the utility model the advantage lie in: the utility model discloses a flue gas desulfurization device is provided with a liquid storage tank, desulfurization liquid is placed in the liquid storage tank, a stirring paddle is arranged in the liquid storage tank, the stirring paddle rotates in the liquid storage tank to effectively improve the mixing sufficiency of flue gas and desulfurization liquid, and further improve the sufficiency of flue gas desulfurization; the circulating pump is designed to pump the desulfurization liquid to the spray head, the spray head sprays rotationally along the inner wall of the desulfurization tank to perform secondary treatment on the rising flue gas, and the desulfurization effect is improved; the design of the heat exchanger reduces the temperature of the flue gas before desulfurization, and improves the reaction rate of the flue gas and the desulfurization solution.
Drawings
FIG. 1 is a schematic structural diagram of a flue gas desulfurization apparatus of the present invention.
FIG. 2 is a sectional view of a flue gas desulfurization apparatus of the present invention.
As shown in the figure: 1. the device comprises a supporting base, 2, a desulfurizing tank, 3, a liquid storage tank, 4, a stirring shaft, 5, a stirring paddle, 6, a speed reduction motor, 7, a spraying pipe, 8, a spray head, 9, a first circulating pipe, 10, a second circulating pipe, 11, a circulating pump, 12, an air inlet pipe, 13, an air outlet pipe, 14, a heat exchanger, 15, a heat exchange pipe, 16, a supporting rod, 17, an adsorption layer, 18, a liquid inlet, 19, a sewage discharge pipe, 20, a valve, 21, an auxiliary spray head, 22, a smoke inlet pipe, 23 and a smoke outlet pipe.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The combination attaches, a flue gas desulfurization equipment, including supporting base 1, support base 1 top be equipped with digester 2, digester 2 in the bottom be equipped with liquid storage tank 3, liquid storage tank 3 bottom central authorities be equipped with (mixing) shaft 4, (mixing) shaft 4 on be equipped with stirring rake 5, (mixing) shaft 4 lower extreme connect gear motor 6, gear motor 6 inlay and locate and support base 1 in, gear motor 6 and liquid storage tank 3 junction sealed, (mixing) shaft 4 upper end connect shower 7, shower 7 and (mixing) shaft 4 synchronous revolution, shower 7 on be equipped with a plurality of shower nozzle 8, the direction of spraying of shower nozzle 8 is towards digester 2 inner wall, liquid storage tank 3 one side connect circulating device, circulating device include first circulating pipe 9, second circulating pipe 10 and circulating pump 11, first circulating pipe 9 one end communicate liquid storage tank 3, the other end of the second circulating pipe 10 is connected with the inlet end of a circulating pump 11, one end of the second circulating pipe 10 is connected with the outlet end of the circulating pump 11, the other end of the second circulating pipe extends into a desulfurizing tank 2, the outlet end of the second circulating pipe 10 is rotatably connected with a spray pipe 7, the second circulating pipe 10 is also provided with a plurality of auxiliary spray nozzles 21, a bearing is arranged at the joint of the spray pipe 7 and the second circulating pipe 10, the connecting port of the spray pipe 7 and the second circulating pipe 10 is sealed, the other side of the liquid storage tank 3 is provided with an air inlet which is connected with an air inlet pipe 12, the upper end of the desulfurizing tank 2 is provided with an air outlet which is connected with an air outlet pipe 13, the air inlet pipe 12 and the air outlet pipe 13 are connected with the same heat exchanger 14, a heat exchange pipe 15 is arranged in the heat exchanger 14, the air outlet pipe 13 is connected with one end of a pipe pass of the heat exchanger 14, and the other end of the pipe pass is connected with the smoke outlet pipe 23.
The upper portion of digester 2 be equipped with the bracing piece 16 that the level was placed, 16 both ends of bracing piece respectively with 2 inner wall fixed connection of digester, the bracing piece 16 middle part is equipped with the through-hole that supplies shower 7 to pass.
The inside adsorbed layer 17 that is equipped with of digester 2, adsorbed layer 17 locate second circulating pipe 10 top, adsorbed layer 17 in be active carbon.
The lateral wall of the desulfurizing tank 2 is provided with a liquid inlet 18, the bottom of the lateral wall of the liquid storage tank 3 is provided with a sewage draining outlet, the sewage draining outlet is connected with a sewage draining pipe 19, and the sewage draining pipe 19 is provided with a valve 20.
The utility model discloses a theory of operation: the flue gas to be desulfurized enters the heat exchanger 14 through the smoke inlet pipe 22, the temperature of the flue gas is reduced after heat exchange is carried out in the heat exchanger 14, the flue gas with the reduced temperature enters the liquid storage tank 3 through the air inlet pipe 12, the flue gas reacts with the desulfurization liquid in the liquid storage tank 3 to be desulfurized, a part of the desulfurization liquid is pumped by the circulating pump 11 and is sent into the spray pipe 7, the spray pipe 7 is driven by the speed reducing motor 6 to continuously rotate, the desulfurization liquid in the spray pipe 7 is sprayed in the desulfurization tank 2 through the spray head 8 in a rotating manner, the flue gas flowing through the liquid storage tank 3 and reacting with the desulfurization liquid rises along the desulfurization tank 2 and contacts with the desulfurization liquid sprayed by the spray head 8 to carry out secondary reaction, the flue gas after secondary desulfurization is absorbed with some other harmful gases through the absorption layer 17 and then is collected at the upper part of the desulfurization tank 2, the flue gas enters the heat exchange pipe 15 of the heat.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (9)
1. A flue gas desulfurization apparatus characterized in that: including supporting base (1), support base (1) top be equipped with digester (2), digester (2) in the bottom be equipped with liquid storage tank (3), liquid storage tank (3) bottom central authorities be equipped with (mixing) shaft (4), (mixing) shaft (4) on be equipped with stirring rake (5), (mixing) shaft (4) lower extreme connect gear motor (6), gear motor (6) inlay and locate and support in base (1), (mixing) shaft (4) upper end connect shower (7), shower (7) and (mixing) shaft (4) synchronous rotation, shower (7) on be equipped with a plurality of shower nozzle (8), the direction of spraying of shower nozzle (8) is towards digester (2) inner wall, liquid storage tank (3) one side connect circulating device, circulating device include first circulating pipe (9), Second circulating pipe (10) and circulating pump (11), first circulating pipe (9) one end intercommunication liquid storage tank (3), the entry end of circulating pump (11) is connected to the other end, second circulating pipe (10) one end connect the exit end of circulating pump (11), inside the other end extends to digester (2), and the exit end of second circulating pipe (10) rotates with shower (7) and is connected, liquid storage tank (3) opposite side be equipped with the air inlet, the air inlet connect intake pipe (12), digester (2) upper end is equipped with the gas outlet, the gas outlet connect outlet duct (13), intake pipe (12) and outlet duct (13) connect same heat exchanger (14), heat exchanger (14) in be equipped with heat exchange tube (15).
2. The flue gas desulfurization apparatus according to claim 1, characterized in that: the upper portion of the desulfurizing tank (2) is provided with a supporting rod (16) which is horizontally placed, the two ends of the supporting rod (16) are respectively fixedly connected with the inner wall of the desulfurizing tank (2), and the middle portion of the supporting rod (16) is provided with a through hole for the spray pipe (7) to pass through.
3. The flue gas desulfurization apparatus according to claim 1, characterized in that: the desulfurizing device is characterized in that an adsorption layer (17) is arranged inside the desulfurizing tank (2), the adsorption layer (17) is arranged above the second circulating pipe (10), and activated carbon is arranged in the adsorption layer (17).
4. The flue gas desulfurization apparatus according to claim 1, characterized in that: and a bearing is arranged at the joint of the spray pipe (7) and the second circulating pipe (10), and the connecting port of the spray pipe (7) and the second circulating pipe (10) is sealed.
5. The flue gas desulfurization apparatus according to claim 1, characterized in that: the side wall of the desulfurizing tank (2) is provided with a liquid inlet (18).
6. The flue gas desulfurization apparatus according to claim 1, characterized in that: the liquid storage tank (3) is characterized in that a drain outlet is formed in the bottom of the side wall of the liquid storage tank, a drain pipe (19) is connected to the drain outlet, and a valve (20) is arranged on the drain pipe (19).
7. The flue gas desulfurization apparatus according to claim 1, characterized in that: the air inlet pipe (12) is connected with one end of a shell pass of the heat exchanger (14), the other end of the shell pass is connected with the smoke inlet pipe (22), the air outlet pipe (13) is connected with one end of a tube pass of the heat exchanger (14), and the other end of the tube pass is connected with the smoke outlet pipe (23).
8. The flue gas desulfurization apparatus according to claim 1, characterized in that: the second circulating pipe (10) is provided with a plurality of auxiliary spray heads (21).
9. The flue gas desulfurization apparatus according to claim 1, characterized in that: the connection part of the speed reducing motor (6) and the liquid storage tank (3) is sealed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021620150.XU CN212819122U (en) | 2020-08-06 | 2020-08-06 | Flue gas desulfurization equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021620150.XU CN212819122U (en) | 2020-08-06 | 2020-08-06 | Flue gas desulfurization equipment |
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| Publication Number | Publication Date |
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| CN212819122U true CN212819122U (en) | 2021-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021620150.XU Active CN212819122U (en) | 2020-08-06 | 2020-08-06 | Flue gas desulfurization equipment |
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| CN (1) | CN212819122U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113318580A (en) * | 2021-04-28 | 2021-08-31 | 汪兴杰 | Spraying and spraying desulfurization reaction tower |
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2020
- 2020-08-06 CN CN202021620150.XU patent/CN212819122U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113318580A (en) * | 2021-04-28 | 2021-08-31 | 汪兴杰 | Spraying and spraying desulfurization reaction tower |
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