CN214715600U - Cement plant boiler flue gas desulfurization and denitrification system - Google Patents
Cement plant boiler flue gas desulfurization and denitrification system Download PDFInfo
- Publication number
- CN214715600U CN214715600U CN202120965878.4U CN202120965878U CN214715600U CN 214715600 U CN214715600 U CN 214715600U CN 202120965878 U CN202120965878 U CN 202120965878U CN 214715600 U CN214715600 U CN 214715600U
- Authority
- CN
- China
- Prior art keywords
- flue gas
- reaction tower
- desulfurization
- outlet duct
- gas outlet
- 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.)
- Active
Links
Images
Landscapes
- Treating Waste Gases (AREA)
Abstract
The utility model discloses a cement plant boiler flue gas desulfurization denitration system, including the reaction tower, the reaction tower lower extreme is provided with the flue gas intake pipe, and the reaction tower upper end is provided with flue gas outlet duct, the reaction tower bottom is provided with the thick liquid, the flue gas intake pipe immerses the thick liquid, flue gas intake pipe top is provided with sprays the structure, it is provided with desulfurization layer, denitration layer to spray the structure top, be provided with cooling structure on the flue gas outlet duct, the flue gas outlet duct communicates in dust collecting structure. The utility model discloses set up the flue gas after cooling down of cooling structure to denitration desulfurization on the outlet duct, prevented that high temperature flue gas from directly getting into subsequent dust removal structure and causing the damage to dust removal structure, simultaneously, carry out the change to the flue gas flow direction by the shunt tubes of buckling before getting into dust removal structure, the department of buckling can play certain dust fall effect.
Description
Technical Field
The utility model relates to a boiler flue gas treatment facility technical field, concretely relates to cement plant boiler flue gas desulfurization denitration system.
Background
Can be along with the release of high temperature flue gas in the cement plant boiler production process that has now, and the emission of flue gas needs earlier through SOx/NOx control processing, but current SOx/NOx control equipment is not target in place to the cooling processing of flue gas when handling high temperature flue gas inadequately, can cause the influence to current treatment facility.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a flue gas desulfurization deNOx systems that simple structure can realize cooling to the flue gas to the not enough of existence among the above-mentioned background art.
In order to achieve the above object, the utility model relates to a cement plant boiler flue gas desulfurization denitration system has adopted following technical scheme:
the utility model provides a cement plant boiler flue gas desulfurization deNOx systems, includes the reaction tower, the reaction tower lower extreme is provided with flue gas intake pipe, and the reaction tower upper end is provided with flue gas outlet duct, the reaction tower bottom is provided with the thick liquid, the flue gas intake pipe immerses the thick liquid, flue gas intake pipe top is provided with sprays the structure, it is provided with desulfurization layer, denitration layer to spray the structure top, be provided with cooling structure on the flue gas outlet duct, flue gas outlet duct communicates in dust collecting structure.
The utility model relates to a cement plant boiler flue gas desulfurization deNOx systems's further improvement part lies in, the sleeve pipe in flue gas outlet duct periphery is established including the cover to the cooling structure, the end seals about the sleeve pipe, the sleeve pipe intussuseption is filled with the refrigerant, be provided with feed inlet, the discharge gate that supplies the refrigerant business turn over on the sleeve pipe.
The utility model relates to a cement plant boiler flue gas desulfurization deNOx systems's further improvement part lies in, the intraductal flue gas outlet pipe part of cover is provided with annular heat conduction fin.
The utility model relates to a cement plant boiler flue gas desulfurization deNOx systems's further improvement part lies in, the one end that flue gas outlet duct is close to dust collecting structure is provided with the shunt tubes, the shunt tubes is buckled and is set up, and the shunt tubes also communicates in dust collecting structure.
The utility model relates to a cement plant boiler flue gas desulfurization deNOx systems's further improvement part lies in, the reaction tower lower extreme is provided with the thick liquid discharge gate, the thick liquid discharge gate communicates in external thick liquid pond, the thick liquid pond passes through the pump machine and connects in the shower that sprays the structure, be provided with the filter screen in the pipeline between thick liquid pond and the pump machine.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses set up the flue gas after cooling down of cooling structure to denitration desulfurization on the outlet duct, prevented that high temperature flue gas from directly getting into subsequent dust removal structure and causing the damage to dust removal structure, simultaneously, carry out the change to the flue gas flow direction by the shunt tubes of buckling before getting into dust removal structure, the department of buckling can play certain dust fall effect.
Drawings
Fig. 1 is a schematic structural view of the present invention;
in the figure: 1 reaction tower, 2 flue gas intake pipes, 3 flue gas outlet pipes, 4 thick liquids, 5 spray structures, 6 desulfurization layers, 7 denitration layers, 8 dust removal structures, 9 sleeves, 10 heat conduction fins, 11 shunt tubes, 12 thick liquids ponds, 13 pump machines, 14 filter screens.
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.
As shown in fig. 1, a cement plant boiler flue gas desulfurization denitration system, including reaction tower 1, the reaction tower lower extreme is provided with flue gas inlet pipe 2, and the reaction tower upper end is provided with flue gas outlet duct 3, the reaction tower bottom is provided with thick liquid 4, the flue gas inlet pipe does not sink into the thick liquid, flue gas inlet pipe top is provided with sprays structure 5, it is provided with desulfurization layer 6, denitration layer 7 to spray the structure top, and desulfurization layer, denitration layer constitute by desulfurization catalyst, denitration catalyst respectively, be provided with cooling structure on the flue gas outlet duct, the flue gas outlet duct communicates in dust collecting structure 8. Specifically, the cooling structure comprises a sleeve 9 sleeved on the periphery of the flue gas outlet pipe, the upper end and the lower end of the sleeve are closed, a refrigerant is filled in the sleeve, and a feed inlet and a discharge outlet for the refrigerant to enter and exit are formed in the sleeve. The refrigerant can be cold water, and the moving direction of the refrigerant is opposite to the moving direction of the flue gas. The flue gas outlet pipe part in the sleeve is provided with an annular heat conduction fin 10. The cooling effect on the flue gas is enhanced. Furthermore, the one end that flue gas outlet duct is close to dust collecting structure is provided with shunt tubes 11, the shunt tubes are buckled and set up, and the shunt tubes also communicate in dust collecting structure. Further, the lower end of the reaction tower is provided with a slurry discharge port which is communicated with an external slurry tank 12, the slurry tank is connected with a spray pipe of a spray structure through a pump 13, and a filter screen 14 is arranged in a pipeline between the slurry tank and the pump.
The utility model discloses a theory of operation does: the flue gas is got into by the flue gas intake pipe, earlier carry out desulfurization or denitration with the thick liquid contact, carry out desulfurization or denitration once more by spraying the structure again, later by the desulfurization layer, the denitration layer carries out desulfurization and denitration treatment, later reentrant subsequent dust removal structure, carry out cooling treatment earlier by cooling structure before getting into, reduce the damage of high temperature flue gas to dust removal structure, and simultaneously, when the shunt tubes of flue gas through buckling, can carry out earlier one step's partial dust removal, the treatment effect to the flue gas is better on the whole.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. The utility model provides a cement plant boiler flue gas desulfurization deNOx systems which characterized in that: including the reaction tower, the reaction tower lower extreme is provided with flue gas intake pipe, and the reaction tower upper end is provided with flue gas outlet duct, the reaction tower bottom is provided with the thick liquid, flue gas intake pipe submerges the thick liquid, flue gas intake pipe top is provided with sprays the structure, it is provided with desulfurization layer, denitration layer to spray the structure top, be provided with cooling structure on the flue gas outlet duct, flue gas outlet duct communicates in dust removal structure.
2. The cement plant boiler flue gas desulfurization and denitrification system according to claim 1, characterized in that: the cooling structure comprises a sleeve sleeved on the periphery of the flue gas outlet pipe, the upper end and the lower end of the sleeve are closed, a refrigerant is filled in the sleeve, and a feed inlet and a discharge outlet for the refrigerant to enter and exit are formed in the sleeve.
3. The cement plant boiler flue gas desulfurization and denitrification system according to claim 2, characterized in that: and the flue gas outlet pipe part in the sleeve is provided with an annular heat conduction fin.
4. The cement plant boiler flue gas desulfurization and denitrification system according to claim 1, characterized in that: the one end that the flue gas outlet duct is close to dust collecting structure is provided with the shunt tubes, the shunt tubes are buckled and set up, and the shunt tubes also communicate in dust collecting structure.
5. The cement plant boiler flue gas desulfurization and denitrification system according to claim 1, characterized in that: the slurry spraying device is characterized in that a slurry discharging port is formed in the lower end of the reaction tower and communicated with an external slurry tank, the slurry tank is connected to a spraying pipe of a spraying structure through a pump, and a filter screen is arranged in a pipeline between the slurry tank and the pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120965878.4U CN214715600U (en) | 2021-05-07 | 2021-05-07 | Cement plant boiler flue gas desulfurization and denitrification system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120965878.4U CN214715600U (en) | 2021-05-07 | 2021-05-07 | Cement plant boiler flue gas desulfurization and denitrification system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214715600U true CN214715600U (en) | 2021-11-16 |
Family
ID=78619629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120965878.4U Active CN214715600U (en) | 2021-05-07 | 2021-05-07 | Cement plant boiler flue gas desulfurization and denitrification system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214715600U (en) |
-
2021
- 2021-05-07 CN CN202120965878.4U patent/CN214715600U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105148701B (en) | Gaseous oxidation system, flue gas purifying equipment and its purification method using the system | |
| CN109529503A (en) | A kind of waste incinerator high-temperature smoke purifier | |
| CN217613822U (en) | Carbon dioxide absorption system | |
| CN203123814U (en) | Flue gas desulfurization system with anti-clogging structure | |
| CN115040962A (en) | Carbon dioxide absorption system | |
| CN105833628A (en) | Microporous plate type water-film dust remover | |
| CN203108431U (en) | Double-step flue gas desulfurization tower | |
| CN205435339U (en) | Multilayer level dust fall waste gas scrubbing tower | |
| CN108744941A (en) | A kind of the spray column desulphurization system and method for high-order arrangement | |
| CN214715600U (en) | Cement plant boiler flue gas desulfurization and denitrification system | |
| CN207546211U (en) | A kind of VOCs exhaust treatment systems | |
| CN211612084U (en) | Fine dust removal device for Venturi | |
| CN205570046U (en) | Concentrated purifier of waste gas multistage absorption | |
| CN206688457U (en) | A kind of chemical emission processing unit | |
| CN206965504U (en) | A kind of single column double circulation desulphurization tower | |
| CN203687663U (en) | Wet desulphurization smoke inlet guiding cooling device | |
| CN210613238U (en) | Novel galvanized pot smoke and dust absorbs processing device | |
| CN209549108U (en) | A kind of spray column | |
| CN112325696A (en) | Upper chilled water recovery device and recycling system of air cooling tower | |
| CN209138332U (en) | A kind of spray column of anti-siltation | |
| CN207628151U (en) | A kind of spraying waste gas treatment device | |
| CN208553709U (en) | Flue gas washing system | |
| CN202511303U (en) | Device for preventing wet desulphurized flue gas at chimney exit from carrying liquid droplets | |
| CN202343073U (en) | Flue-gas purifying device of rotary furnace | |
| CN110141924A (en) | A kind of desulfurization tube bank bag dust collector and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 225000 No. 1, Hongyuan Road, high end equipment manufacturing industrial park, Shaobo Town, Jiangdu District, Yangzhou City, Jiangsu Province Patentee after: Jiangsu Fengye Environmental Technology Group Co.,Ltd. Address before: 225000 Shaobo town Zhaoguan Jinghang village Jiangdu District Yangzhou City Jiangsu Province Patentee before: JIANGSU FENG YE TECHNOLOGY ENVIRONMENTAL PROTECTION GROUP Co.,Ltd. |
|
| CP03 | Change of name, title or address |