CN220126543U - Flue gas temperature reducing device of urea pyrolysis furnace - Google Patents
Flue gas temperature reducing device of urea pyrolysis furnace Download PDFInfo
- Publication number
- CN220126543U CN220126543U CN202320813489.9U CN202320813489U CN220126543U CN 220126543 U CN220126543 U CN 220126543U CN 202320813489 U CN202320813489 U CN 202320813489U CN 220126543 U CN220126543 U CN 220126543U
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- China
- Prior art keywords
- bin
- cooling
- dust removal
- fixedly connected
- flue gas
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 34
- 239000003546 flue gas Substances 0.000 title claims abstract description 34
- 238000000197 pyrolysis Methods 0.000 title claims abstract description 32
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 239000004202 carbamide Substances 0.000 title claims abstract description 18
- 239000000428 dust Substances 0.000 claims abstract description 71
- 238000001816 cooling Methods 0.000 claims abstract description 67
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 238000010521 absorption reaction Methods 0.000 claims abstract description 16
- 238000004891 communication Methods 0.000 claims abstract description 9
- 238000001556 precipitation Methods 0.000 claims abstract 5
- 238000009423 ventilation Methods 0.000 claims description 12
- 238000005086 pumping Methods 0.000 abstract description 12
- 238000005507 spraying Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 5
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910021529 ammonia Inorganic materials 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- PPBAJDRXASKAGH-UHFFFAOYSA-N azane;urea Chemical compound N.NC(N)=O PPBAJDRXASKAGH-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
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- Chimneys And Flues (AREA)
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a flue gas temperature reducing device of a urea pyrolysis furnace, which comprises a main body assembly, a dust removing assembly and a cooling assembly, wherein the main body assembly comprises the dust removing assembly and the cooling assembly, the dust removing assembly is fixedly connected in the main body assembly, one side of the dust removing assembly is provided with the cooling assembly, the cooling assembly is fixedly connected in the main body assembly, the main body assembly comprises a pyrolysis furnace, a dust removing bin, a cooling bin, a furnace tube, a communication hole, a shielding plate, a flue gas discharge pipeline, a precipitation discharge pipeline, a filter layer and a collecting bucket, the dust removing assembly comprises a discharge electrode, an absorption electrode and a vibrating block, the cooling assembly comprises a water tank, a water pumping pipeline and a spraying port, the flue gas can be discharged into the air after being sufficiently cooled by the cooling assembly, the environment temperature is not influenced, and a comfortable working environment can be provided.
Description
Technical Field
The utility model relates to a device, in particular to a flue gas temperature reducing device of a urea pyrolysis furnace.
Background
The urea ammonia production process mainly comprises a pyrolysis process and a hydrolysis process. The problems of high pressure, blockage, corrosion, complex system and the like cannot be thoroughly solved for a long time, the hydrolysis process method is hardly accepted by customers, and the method gradually exits from the market. At present, the project of using urea as the raw material of the flue gas denitration reducing agent in China mainly adopts the urea pyrolysis ammonia production process, and the urea pyrolysis ammonia production process has the characteristics of good load adaptability and simplicity.
The flue gas temperature generated during the pyrolysis operation of urea is very high, and the flue gas is directly discharged to the external environment to raise the temperature of the working environment, so that the working environment is unsuitable for operation.
Disclosure of Invention
The utility model aims to provide a flue gas temperature reducing device of a urea pyrolysis furnace, so as to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a urea pyrolysis furnace flue gas attemperator, includes dust removal subassembly and cooling subassembly in the body subassembly, dust removal subassembly fixed connection is in the body subassembly, and one side of dust removal subassembly is equipped with cooling subassembly, cooling subassembly fixed connection in the body subassembly.
As a further scheme of the utility model: including pyrolysis furnace, dust removal storehouse, cooling storehouse, the boiler tube, the communication hole, the shielding plate, the flue gas discharge pipeline, deposit discharge pipeline, the filter layer, collect the fill, one side of pyrolysis furnace is equipped with the boiler tube, the one end fixed connection of boiler tube is on the pyrolysis furnace, the other end of boiler tube is equipped with dust removal storehouse, the one end that the pyrolysis furnace was kept away from to the boiler tube runs through dust removal storehouse and fixed connection on dust removal storehouse, one side of dust removal storehouse is equipped with the cooling storehouse, one side that the dust removal storehouse is close to the cooling storehouse is equipped with the communication hole, communication hole fixed connection is on the dust removal storehouse, the communication hole is equipped with the shielding plate in one side that keeps away from the dust removal storehouse, shielding plate fixed connection is on the dust removal storehouse, be equipped with the flue gas discharge pipeline in the cooling storehouse, one end that the flue gas discharge pipeline runs through the cooling storehouse and fixed connection is in the inside of cooling storehouse, one end that the flue gas discharge pipeline is kept away from is equipped with deposits discharge pipeline, deposit discharge pipeline one end runs through the cooling storehouse and fixed connection in the cooling storehouse, one side of depositing discharge pipeline is equipped with the filter layer, one side of filter layer fixed connection is equipped with collect fill in the cooling storehouse, one side of filter layer is equipped with collect the fill on the cooling storehouse.
As a further scheme of the utility model: the shielding plate comprises a supporting plate, a waterproof ventilation plate and a plugging rod, one end of the supporting plate is fixedly connected to the dust removal bin, one side of the supporting plate is provided with the waterproof ventilation plate, two ends of the waterproof ventilation plate are provided with the plugging rod, one end of the supporting plate is provided with a groove corresponding to the plugging rod in size, and the waterproof ventilation plate is plugged in the supporting plate through the plugging rod.
As a further scheme of the utility model: the dust removing assembly comprises a discharge electrode, an absorption electrode and a vibrating block, wherein the discharge electrode is arranged in the dust removing bin, one end of the discharge electrode is fixedly connected in the dust removing bin, one side of the discharge electrode is provided with the absorption electrode, one end of the absorption electrode is fixedly connected to the dust removing bin, one end of the absorption electrode is provided with the vibrating block, one end of the vibrating block is fixedly connected to the dust removing bin, and the vibrating block is a working block connected with the vibrating motor.
As a further scheme of the utility model: the cooling assembly comprises a water tank, a water pumping pipeline and a spraying opening, wherein the water tank is arranged on one side of the dust removal bin, one end of the water tank is fixedly connected to the dust removal bin, the water pumping pipeline is arranged in the cooling bin and penetrates through one side of the cooling bin and is fixedly connected to the cooling bin, one end of the water pumping pipeline is connected to a position below the water level of the water tank, the spraying opening is arranged on one side of the water pumping pipeline, and the spraying opening is fixedly connected to the water pumping pipeline.
As still further aspects of the utility model: the water suction pipeline is provided with a water suction pump which is fixedly connected with the water suction pipeline.
Compared with the prior art, the utility model has the beneficial effects that:
the cooling component can sufficiently cool the flue gas and then discharge the flue gas into the air, so that the environment temperature is not influenced, and a comfortable working environment can be provided.
Drawings
Fig. 1 is a schematic structural diagram of a flue gas temperature reducing device of a urea pyrolysis furnace.
Fig. 2 is an enlarged schematic structural view of a position A in a flue gas temperature reducing device of a urea pyrolysis furnace.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-2, in an embodiment of the present utility model, a flue gas temperature reducing device for a urea pyrolysis furnace includes a main body assembly 100, a dust removing assembly 200, and a temperature reducing assembly 300.
The main body assembly 100 comprises a dust removing assembly 200 and a cooling assembly 300, wherein the dust removing assembly 200 is fixedly connected in the main body assembly 100, the cooling assembly 300 is arranged on one side of the dust removing assembly 200, and the cooling assembly 300 is fixedly connected in the main body assembly 100.
Including pyrolysis furnace 101, dust removal storehouse 102, cooling storehouse 103, boiler tube 111, the UNICOM's hole 121, shielding plate 122, flue gas discharge pipeline 131, deposit discharge pipeline 132, filter layer 133, collect and fight 134, one side of pyrolysis furnace 101 is equipped with boiler tube 111, the one end fixed connection of boiler tube 111 is on pyrolysis furnace 101, the other end of boiler tube 111 is equipped with dust removal storehouse 102, the one end that pyrolysis furnace 101 was kept away from to boiler tube 111 runs through dust removal storehouse 102 and fixed connection on dust removal storehouse 102, one side of dust removal storehouse is equipped with cooling storehouse 103, cooling storehouse 103 fixed connection is on dust removal storehouse 102, one side that dust removal storehouse 102 is close to cooling storehouse 103 is equipped with the connecting hole 121, connecting hole 121 fixed connection is on dust removal storehouse 102, connecting hole 121 is equipped with shielding plate 122 in one side of keeping away from dust removal storehouse 102, shielding plate 122 fixed connection is on dust removal storehouse 102, be equipped with flue gas discharge pipeline 131 in the cooling storehouse 103, the one end of flue gas discharge pipeline 131 runs through cooling storehouse 103 and fixed connection is in cooling storehouse 103's inside, cooling storehouse 103 is kept away from the one end of discharge pipeline 131 is equipped with deposit discharge pipeline 132, one end of depositing discharge pipeline 132 runs through cooling storehouse 103 and is fixed connection in cooling storehouse 103 and is equipped with filter layer 103, cooling storehouse 132 fixed connection is equipped with in cooling filter layer 134, be equipped with the cooling storehouse 133, collect and connect on one side 133, 133 is fixed connection is equipped with cooling storehouse 133.
The shielding plate 122 comprises a supporting plate 1221, a waterproof ventilation plate 1222 and a plug-in rod 1223, one end of the supporting plate 1221 is fixedly connected to the dust removal bin 102, one side of the supporting plate 1221 is provided with the waterproof ventilation plate 1222, two ends of the waterproof ventilation plate 1222 are provided with the plug-in rod 1223, one end of the supporting plate 1221 is provided with a groove corresponding to the plug-in rod 1223 in size, and the waterproof ventilation plate 1222 is plugged in the supporting plate 1221 through the plug-in rod 1223.
The dust removing assembly 200 comprises a discharge electrode 201, an absorption electrode 202 and a vibration block 203, wherein the discharge electrode 201 is arranged in the dust removing bin 102, one end of the discharge electrode 201 is fixedly connected in the dust removing bin 102, one side of the discharge electrode 201 is provided with the absorption electrode 202, one end of the absorption electrode 202 is fixedly connected to the dust removing bin 102, one end of the absorption electrode 202 is provided with the vibration block 203, one end of the vibration block 203 is fixedly connected to the dust removing bin 102, and the vibration block 203 is a working block connected with a vibration motor.
The cooling assembly 300 comprises a water tank 301, a water pumping pipeline 302 and a spraying opening 303, wherein the water tank 301 is arranged on one side of the dust removal bin 102, one end of the water tank 301 is fixedly connected to the dust removal bin 102, the water pumping pipeline 302 is arranged in the cooling bin 103, the water pumping pipeline 302 penetrates through one side of the cooling bin 103 and is fixedly connected to the cooling bin 103, one end of the water pumping pipeline 302 is connected to a position below the water level of the water tank 301, the spraying opening 303 is arranged on one side of the water pumping pipeline 302, and the spraying opening 303 is fixedly connected to the water pumping pipeline 302.
The water suction pipeline 302 is provided with a water suction pump 321, and the water suction pump 321 is fixedly connected to the water suction pipeline 302.
The working principle of the utility model is as follows:
during operation, after the flue gas enters the device from the pyrolysis furnace and passes through the discharge electrode 201, the dust is charged with electric ions, then the dust is absorbed on the absorption electrode 202 through the absorption of the absorption electrode 202, and then the flue gas enters the cooling bin 103 and is discharged out of the device after the temperature of the high-temperature flue gas is reduced through the cooling component 300.
Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.
Claims (5)
1. The utility model provides a urea pyrolysis furnace flue gas attemperator, including main part subassembly (100), dust removal subassembly (200), cooling subassembly (300), a serial communication port, including dust removal subassembly (200) and cooling subassembly (300) in main part subassembly (100), dust removal subassembly (200) fixed connection is in main part subassembly (100), one side of dust removal subassembly (200) is equipped with cooling subassembly (300), cooling subassembly (300) fixed connection is in main part subassembly (100), cooling subassembly (300) include water tank (301), suction pipe way (302), spout mouth (303), one side of dust removal storehouse (102) is equipped with water tank (301), one end fixed connection of water tank (301) is on dust removal storehouse (102), be equipped with suction pipe way (302) in cooling storehouse (103), one side that suction pipe way (302) runs through cooling storehouse (103) and fixed connection is in cooling storehouse (103), one end of suction pipe way (302) is connected to the position below the water level of water tank (301), one side of suction pipe way (302) is equipped with spouts mouth (303), spout mouth (303) fixed connection is on suction pipe way (302).
2. The urea pyrolysis furnace flue gas temperature reducing device according to claim 1, wherein the main body assembly (100) comprises a pyrolysis furnace (101), a dust removal bin (102), a cooling bin (103), a furnace tube (111), a communication hole (121), a shielding plate (122), a flue gas discharge pipeline (131), a precipitation discharge pipeline (132), a filter layer (133) and a collecting hopper (134), one side of the pyrolysis furnace (101) is provided with a furnace tube (111), one end of the furnace tube (111) is fixedly connected to the pyrolysis furnace (101), the other end of the furnace tube (111) is provided with the dust removal bin (102), one end of the furnace tube (111) far away from the pyrolysis furnace (101) penetrates through the dust removal bin (102) and is fixedly connected to the dust removal bin (102), one side of the dust removal bin is provided with the cooling bin (103), one side of the cooling bin (103) is fixedly connected to the dust removal bin (102), one side of the dust removal bin (102) near the cooling bin (103) is provided with a communication hole (121), one side of the communication hole (121) far away from the dust removal bin (102) is provided with the shielding plate (122), one side of the shielding plate (122) is fixedly connected to the dust removal bin (102), one end of a flue gas discharge pipeline (131) penetrates through a cooling bin (103) and is fixedly connected to the inside of the cooling bin (103), one end of the cooling bin (103) away from the flue gas discharge pipeline (131) is provided with a precipitation discharge pipeline (132), one end of the precipitation discharge pipeline (132) penetrates through the cooling bin (103) and is fixedly connected to the cooling bin (103), one side of the precipitation discharge pipeline (132) is provided with a filter layer (133), the filter layer (133) is fixedly connected to the cooling bin (103), one side of the filter layer (133) is provided with a collecting hopper (134), and the collecting hopper (134) is fixedly connected to the cooling bin (103).
3. The flue gas temperature reducing device of a urea pyrolysis furnace according to claim 2, wherein the shielding plate (122) comprises a supporting plate (1221), a waterproof ventilation plate (1222) and a plug-in rod (1223), one end of the supporting plate (1221) is fixedly connected to the dust removal bin (102), one side of the supporting plate (1221) is provided with the waterproof ventilation plate (1222), two ends of the waterproof ventilation plate (1222) are provided with plug-in rods (1223), one end of the supporting plate (1221) is provided with grooves corresponding to the plug-in rods (1223), and the waterproof ventilation plate (1222) is plugged in the supporting plate (1221) through the plug-in rods (1223).
4. The urea pyrolysis furnace flue gas temperature reducing device according to claim 1, wherein the dust removing assembly (200) comprises a discharge electrode (201), an absorption electrode (202) and a vibration block (203), the discharge electrode (201) is arranged in the dust removing bin (102), one end of the discharge electrode (201) is fixedly connected in the dust removing bin (102), one side of the discharge electrode (201) is provided with the absorption electrode (202), one end of the absorption electrode (202) is fixedly connected to the dust removing bin (102), one end of the absorption electrode (202) is provided with the vibration block (203), one end of the vibration block (203) is fixedly connected to the dust removing bin (102), and the vibration block (203) is a working block connected with a vibration motor.
5. The flue gas temperature reducing device of the urea pyrolysis furnace according to claim 1, wherein a water suction pump (321) is arranged on the water suction pipeline (302), and the water suction pump (321) is fixedly connected to the water suction pipeline (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320813489.9U CN220126543U (en) | 2023-04-13 | 2023-04-13 | Flue gas temperature reducing device of urea pyrolysis furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320813489.9U CN220126543U (en) | 2023-04-13 | 2023-04-13 | Flue gas temperature reducing device of urea pyrolysis furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220126543U true CN220126543U (en) | 2023-12-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320813489.9U Active CN220126543U (en) | 2023-04-13 | 2023-04-13 | Flue gas temperature reducing device of urea pyrolysis furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220126543U (en) |
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- 2023-04-13 CN CN202320813489.9U patent/CN220126543U/en active Active
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