CN216498445U - Flue gas administers device in coordination after wet-type desulfurization - Google Patents
Flue gas administers device in coordination after wet-type desulfurization Download PDFInfo
- Publication number
- CN216498445U CN216498445U CN202122931300.XU CN202122931300U CN216498445U CN 216498445 U CN216498445 U CN 216498445U CN 202122931300 U CN202122931300 U CN 202122931300U CN 216498445 U CN216498445 U CN 216498445U
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- China
- Prior art keywords
- absorption tower
- flue gas
- wet
- heat exchanger
- connecting pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 51
- 239000003546 flue gas Substances 0.000 title claims abstract description 51
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 16
- 230000023556 desulfurization Effects 0.000 title claims abstract description 16
- 238000010521 absorption reaction Methods 0.000 claims abstract description 55
- 238000011282 treatment Methods 0.000 claims abstract description 29
- 239000000428 dust Substances 0.000 claims abstract description 18
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 239000007921 spray Substances 0.000 claims description 3
- 238000000746 purification Methods 0.000 abstract description 11
- 239000002912 waste gas Substances 0.000 abstract description 9
- 239000007789 gas Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 7
- 238000006555 catalytic reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 239000012716 precipitator Substances 0.000 description 3
- 238000012797 qualification Methods 0.000 description 3
- 230000003197 catalytic effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002894 chemical waste Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000010815 organic waste Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model discloses a flue gas cooperative treatment device after wet desulfurization, which comprises a primary absorption tower and a support, wherein the primary absorption tower is connected with a secondary absorption tower, the top of the secondary absorption tower is provided with a wet electric dust collector, the wet electric dust collector is connected with a second connecting pipe, the tail end of the second connecting pipe is connected with a condenser and a demister, the support is provided with a heat exchange structure, and the heat exchange structure comprises a first heat exchanger and a second heat exchanger. The utility model relates to a flue gas cooperative treatment device after wet desulfurization, which belongs to the technical field of waste gas purification treatment.
Description
Technical Field
The utility model relates to the technical field of waste gas purification treatment, in particular to a flue gas cooperative treatment device after wet desulfurization.
Background
The waste gas purification (liquid gas purification) mainly refers to the treatment work for industrial waste gas such as dust particles, smoke and dust, odor gas, and toxic and harmful gas generated in industrial sites. Common waste gas purification includes factory smoke waste gas purification, workshop dust waste gas purification, organic waste gas purification, waste gas peculiar smell purification, acid-base waste gas purification, chemical waste gas purification and the like. In the process of desulfurization and denitration of waste gas, a flue gas treatment device is required to be used for carrying out a series of treatments, and the treated flue gas can be discharged after reaching the standard. In the existing treatment device, a single absorption washing tower structure is adopted, the treated flue gas often cannot reach the standard, the normal emission work is influenced, in addition, when the catalytic reaction treatment is carried out, the flue gas cannot reach the optimal catalytic temperature, the catalytic effect is influenced, and certain limitation exists when the catalytic reaction treatment device is used.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a flue gas cooperative treatment device after wet desulfurization, which can effectively solve the problems in the background art.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the utility model provides a device is administered in coordination to flue gas behind wet-type desulfurization, includes one-level absorption tower and support, be connected with the second grade absorption tower on the one-level absorption tower, and the top of second grade absorption tower is provided with wet electric precipitator, be connected with the second connecting pipe on the wet electric precipitator, and the end-to-end connection of second connecting pipe has condenser and defroster, be provided with heat transfer structure on the support, and heat transfer structure includes first heat exchanger and second heat exchanger, be provided with the connecting tube between first heat exchanger and the defroster, and be connected with the hot-blast furnace on the connecting tube, be connected with the filling tube on the first heat exchanger, the lower extreme fixed mounting who installs reactor and reactor on the support has the delivery pipe, the lower extreme and the second heat exchanger of delivery pipe are connected, the lower extreme position department of support is provided with the draught fan, and is connected with the chimney on the draught fan.
Preferably, the first absorption tower is fixedly connected with a first connecting pipe, the tail end of the first connecting pipe is connected to the second absorption tower, a connecting flange is arranged at the end of the first connecting pipe, and the first connecting pipe is fixedly connected with the first absorption tower and the second absorption tower through the connecting flange.
Preferably, the inside of second grade absorption tower is provided with spray set, and the inside of second grade absorption tower is equipped with defogging device, fixed connection between second grade absorption tower and the wet electric dust remover.
Preferably, the support is provided with a mounting plate, the heat exchange structure and the reactor are mounted on the mounting plate, and the reactor is located above the heat exchange structure.
Preferably, fixedly connected with intake pipe on the one-level absorption tower, be equipped with the blast pipe between draught fan and the chimney, and be linked together through the blast pipe between draught fan and the chimney.
Compared with the prior art, the utility model has the following beneficial effects: this device is administered in coordination to flue gas behind wet flue gas adopts multistage absorption tower, and the cooperation is being used wet electric dust remover, condenser, reactor isotructure, can guarantee the treatment effect of flue gas, has ensured exhaust gas's qualification nature, and through the heat exchanger that sets up, the cooperation is being used to the hot-blast furnace, can guarantee that the flue gas reaches the optimum temperature of catalyst reaction, guarantees catalytic reaction rate, has ensured flue gas treatment effect.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure at the secondary absorption tower of the present invention;
FIG. 3 is a schematic diagram of the configuration at the condenser of the present invention;
fig. 4 is a schematic structural diagram of the induced draft fan of the utility model.
In the figure: 1. a first-stage absorption tower; 2. a secondary absorption tower; 3. a wet electric precipitator; 4. a first connecting pipe; 5. a second connecting pipe; 6. a condenser; 7. a demister; 8. a support; 9. a first heat exchanger; 10. a second heat exchanger; 11. a reactor; 12. an injection pipe; 13. a discharge pipe; 14. an induced draft fan; 15. a chimney; 16. an exhaust pipe; 17. a hot blast stove; 18. an air inlet pipe.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
As shown in fig. 1-4, a flue gas cooperative treatment device after wet desulfurization comprises a primary absorption tower 1 and a support 8, wherein a secondary absorption tower 2 is connected to the primary absorption tower 1, a wet electric dust collector 3 is arranged at the top of the secondary absorption tower 2, a second connecting pipe 5 is connected to the wet electric dust collector 3, a condenser 6 and a demister 7 are connected to the end of the second connecting pipe 5, a heat exchange structure is arranged on the support 8, the heat exchange structure comprises a first heat exchanger 9 and a second heat exchanger 10, a connecting pipe is arranged between the first heat exchanger 9 and the demister 7, a hot blast stove 17 is connected to the connecting pipe, an injection pipe 12 is connected to the first heat exchanger 9, a reactor 11 is arranged on the support 8, a discharge pipe 13 is fixedly arranged at the lower end of the reactor 11, the lower end of the discharge pipe 13 is connected to the second heat exchanger 10, a draught fan 14 is arranged at the lower end of the support 8, and the draught fan 14 is connected with a chimney 15, a multi-stage absorption tower is adopted, and the structure of the wet electric dust collector 3, the condenser 6, the reactor 11 and the like is matched for use, so that the treatment effect of the flue gas can be ensured, the qualification of the exhaust gas is ensured, the heat exchanger is arranged, and the hot blast stove 17 is matched for use, so that the flue gas can be ensured to reach the optimal temperature of the catalyst reaction, the catalytic reaction rate is ensured, and the flue gas treatment effect is ensured.
Through above-mentioned embodiment, fixedly connected with first connecting pipe 4 on the one-level absorption tower 1, and the end of first connecting pipe 4 is connected on second grade absorption tower 2, and the tip of first connecting pipe 4 is equipped with flange, and first connecting pipe 4 pass through flange respectively with one-level absorption tower 1 with second grade absorption tower between fixed connection 2.
Through above-mentioned embodiment, the inside of second grade absorption tower 2 is provided with spray set, and the inside of second grade absorption tower 2 is equipped with defogging device, fixed connection between second grade absorption tower 2 and the wet electric dust remover 3.
Through above-mentioned embodiment, be provided with the mounting panel on the support 8, heat transfer structure, reactor 11 are installed on the mounting panel, and reactor 11 is located heat transfer structure's top position department.
Through the above embodiment, the first-stage absorption tower 1 is fixedly connected with the air inlet pipe 18, the exhaust pipe 16 is arranged between the induced draft fan 14 and the chimney 15, and the induced draft fan 14 is communicated with the chimney 15 through the exhaust pipe 16.
It should be noted that, the utility model is a flue gas cooperative treatment device after wet desulfurization, when in use, the whole device is placed on the ground, and the flue gas treatment work is started after the flue gas enters a first-stage absorption tower 1 through an air inlet pipe 18, the first-stage absorption tower 1 performs a first absorption treatment on the flue gas, the flue gas after the first washing enters a second-stage absorption tower 2 through a first connecting pipe 4, the second-stage absorption tower 2 performs a second treatment on the flue gas, in the process, the second-stage absorption tower 2 performs multiple spraying and demisting on the flue gas, the demisted flue gas enters a wet electric dust collector 3 at the top of the second-stage absorption tower 2, the wet electric dust collector 3 removes dust from the flue gas, the dedusted flue gas enters a condenser 6 and a demister 7 through a second connecting pipe 5, the condenser 6 and the demister 7 perform condensation and demisting treatment on the flue gas, further removing moisture in the flue gas, enabling the flue gas after dehydration to enter a first heat exchanger 9 in a heat exchange structure through a pipeline, heating the flue gas twice by a hot blast stove 17 and the first heat exchanger 9 in the process, enabling the heated flue gas to move along an injection pipe 12 and finally enter a reactor 11, enabling the reactor 11 to carry out desulfurization and denitrification treatment on the flue gas, enabling the treated flue gas to enter a second heat exchanger 10 through a discharge pipe 13, enabling the second heat exchanger 10 to carry out heat exchange on the flue gas, enabling the flue gas after heat exchange to enter a chimney 15 through an exhaust pipe 16 under the action of a draught fan 14, and finally discharging the flue gas into the air from the chimney 15, wherein the discharged flue gas reaches a discharge standard and can be directly discharged into the air, and in the whole flue gas treatment process, the first heat exchanger 9 and the first heat exchanger 17 heat the flue gas twice so that the flue gas reaches an optimal temperature when the catalyst is used, and then guarantee the reaction effect, adopt multistage absorption tower, cooperate wet electric dust remover 3, condenser 6, reactor 11 isotructure to use, can guarantee the treatment effect of flue gas, ensured the qualification nature of discharge gas.
The foregoing has described the principles of use, features and advantages of the utility model. The above embodiments and the description of the utility model are provided to illustrate the basic principles and features of the utility model and, within the scope of the utility model concept, to be understood by those skilled in the art from the foregoing description, various modifications may be made to the utility model and these modifications are within the scope of the utility model as claimed.
Claims (5)
1. The utility model provides a device is administered in coordination to flue gas after wet flue gas desulfurization, includes one-level absorption tower (1) and support (8), its characterized in that: the device comprises a primary absorption tower (1), a secondary absorption tower (2) connected to the primary absorption tower (1), a wet electric dust collector (3) arranged at the top of the secondary absorption tower (2), a second connecting pipe (5) connected to the wet electric dust collector (3), a condenser (6) and a demister (7) connected to the tail end of the second connecting pipe (5), a heat exchange structure arranged on a support (8) and comprising a first heat exchanger (9) and a second heat exchanger (10), a connecting pipeline arranged between the first heat exchanger (9) and the demister (7) and connected with a hot blast stove (17), an injection pipe (12) connected to the first heat exchanger (9), a reactor (11) arranged on the support (8) and a discharge pipe (13) fixedly arranged at the lower end of the reactor (11), wherein the lower end of the discharge pipe (13) is connected with the second heat exchanger (10), the lower extreme position department of support (8) is provided with draught fan (14), and is connected with chimney (15) on draught fan (14).
2. The flue gas cooperative treatment device after wet desulfurization according to claim 1, wherein: fixedly connected with first connecting pipe (4) on one-level absorption tower (1), and the end connection of first connecting pipe (4) is on second grade absorption tower (2), the tip of first connecting pipe (4) is equipped with flange, and first connecting pipe (4) pass through flange respectively with one-level absorption tower (1) and second grade absorption tower (2) between fixed connection.
3. The flue gas cooperative treatment device after wet desulfurization according to claim 2, wherein: the inside of second grade absorption tower (2) is provided with spray set, and the inside of second grade absorption tower (2) is equipped with the defogging device, fixed connection between second grade absorption tower (2) and wet electric dust remover (3).
4. The flue gas cooperative treatment device after wet desulfurization according to claim 3, wherein: the heat exchange device is characterized in that a mounting plate is arranged on the support (8), the heat exchange structure and the reactor (11) are mounted on the mounting plate, and the reactor (11) is located above the heat exchange structure.
5. The flue gas cooperative treatment device after wet desulfurization according to claim 4, wherein: fixedly connected with intake pipe (18) on one-level absorption tower (1), be equipped with blast pipe (16) between draught fan (14) and chimney (15), and be linked together through blast pipe (16) between draught fan (14) and chimney (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122931300.XU CN216498445U (en) | 2021-11-26 | 2021-11-26 | Flue gas administers device in coordination after wet-type desulfurization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122931300.XU CN216498445U (en) | 2021-11-26 | 2021-11-26 | Flue gas administers device in coordination after wet-type desulfurization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216498445U true CN216498445U (en) | 2022-05-13 |
Family
ID=81464010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122931300.XU Expired - Fee Related CN216498445U (en) | 2021-11-26 | 2021-11-26 | Flue gas administers device in coordination after wet-type desulfurization |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216498445U (en) |
-
2021
- 2021-11-26 CN CN202122931300.XU patent/CN216498445U/en not_active Expired - Fee Related
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220513 |
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| CF01 | Termination of patent right due to non-payment of annual fee |