CN219433309U - Desulfurizing and dust removing device for boiler internal desulfurization and flue gas activation - Google Patents
Desulfurizing and dust removing device for boiler internal desulfurization and flue gas activation Download PDFInfo
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- CN219433309U CN219433309U CN202223489647.4U CN202223489647U CN219433309U CN 219433309 U CN219433309 U CN 219433309U CN 202223489647 U CN202223489647 U CN 202223489647U CN 219433309 U CN219433309 U CN 219433309U
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Abstract
The utility model discloses a desulfurization and flue gas activation desulfurization dust removal device in a boiler, which relates to the technical field of desulfurization in the boiler and comprises a base and a dust removal component, wherein a support frame is arranged on the upper surface of the right side of the base, the upper surface of the support frame is connected with a fixed ring, the fixed ring is of an annular steel structure, the dust removal component for conveniently removing dust from flue gas is arranged on the inner surface of the fixed ring, the dust removal component comprises a dust removal tank, a primary filter screen, a precise filter screen, an activated carbon adsorption plate, a flue gas conveying pipe and a discharge pipe, the primary filter screen is arranged on the front side of the interior of the dust removal tank, and the precise filter screen is arranged on the rear side of the primary filter screen. This desulfurization and flue gas activation desulfurization dust collector in boiler stove adopts mutually supporting between a plurality of subassemblies, filters remaining harmful substance and impurity in with the flue gas through the dust removal subassembly, makes boiler flue gas reach emission standard, realizes the effect of cooling through the cooling subassembly to guarantee that exhaust flue gas keeps suitable temperature.
Description
Technical Field
The utility model relates to the technical field of in-furnace desulfurization, in particular to a boiler in-furnace desulfurization and flue gas activation desulfurization dust removal device.
Background
The boiler is an energy conversion device, the energy input to the boiler is chemical energy and electric energy in fuel, and the boiler outputs steam, high temperature water or organic heat carrier with certain heat energy. The method is widely applied to industries such as electric power, machinery, metallurgy, chemical industry and the like, and because most of the existing boilers are diesel oil burning, tail gas generated by the diesel oil boilers mainly contains pollutants such as SO2, NOX, smoke dust, ringelman blackness and the like, and the tail gas is directly discharged into the atmosphere to cause bad influence on ecological environment. Therefore, there is a need for a boiler desulfurization apparatus.
A boiler flue gas desulfurization device is disclosed in the patent document of application number CN 202220505143.8. Boiler flue gas desulfurization device, it gets into the rose box through communicating pipe to defog under the effect of defogging board, then can heat the flue gas of process under the effect of intake pipe, thereby can utilize the heat that the intake pipe produced, the effectual consumption that reduces the energy, but after flue gas desulfurization, impurity such as reactant, the dust of still can contain a large amount of caking in the exhaust gas, if not remove dust to it, can influence subsequent flue gas treatment.
Accordingly, in view of the above, research and improvement on the existing structure and defects have been made, and a desulfurization and flue gas activation desulfurization dust removal device for a boiler has been proposed.
Disclosure of Invention
The utility model aims to provide a desulfurization and flue gas activation desulfurization dust removal device in a boiler 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 desulfurization and flue gas activation desulfurization dust collector in boiler stove, includes base and dust removal subassembly, base right side upper surface mounting has the support frame, and support frame upper surface is connected with solid fixed ring, gu fixed ring is annular steel structure for conveniently remove dust to the flue gas dust removal subassembly sets up in gu fixed ring internal surface, dust removal subassembly includes dust removal jar, just imitates filter screen, precision filter screen, activated carbon adsorption plate, defeated tobacco pipe and discharge pipe, the inside front side of dust removal jar is provided with just imitates the filter screen, and just imitates the filter screen rear side and install the precision filter screen, the precision filter screen rear side is provided with the activated carbon adsorption plate, dust removal jar front side upper end is provided with defeated tobacco pipe, and the discharge pipe is installed to dust removal jar rear side lower extreme.
Further, the input end of the smoke conveying pipe is connected with an exhaust fan, and an air inlet of the exhaust fan is provided with a cooling component for cooling smoke.
Further, the cooling assembly comprises an insulation box, a cooling pipe, a gas pipe and an air cooler, wherein the cooling pipe is installed in the insulation box, the gas pipe is connected to the lower surface of the insulation box, and the air cooler is installed at the input end of the gas pipe.
Further, the boiler is installed in the base left side, and the combustor is installed to boiler left side lower extreme, and the combustor bottom is connected with the fuel tank.
Further, the top of the boiler is provided with a steam outlet, the right side of the steam outlet is connected with a steam pipe, and the surface of the steam pipe is provided with a protection component for reinforcing protection.
Further, the protection subassembly includes organosilicon coating, protection intermediate layer, stainless steel woven mesh and heat preservation cotton filling layer, and organosilicon coating sets up in the steam pipe internal surface, organosilicon coating surface is provided with the protection intermediate layer, and protection intermediate layer internally mounted has the stainless steel woven mesh, and the protection intermediate layer surface is provided with the heat preservation cotton filling layer.
Further, the output end of the boiler is connected with a flue gas pipe, the output end of the flue gas pipe is provided with an activation reactor, the top of the activation reactor is connected with the output end of the steam pipe, and the right side of the activation reactor is connected with the input end of a cooling pipe.
The utility model provides a desulfurization and flue gas activation desulfurization dust removal device in a boiler, which has the following beneficial effects: adopt mutually supporting between a plurality of subassemblies, filter remaining harmful substance and impurity in the flue gas through dust removal subassembly, make boiler flue gas reach emission standard, realize the effect of cooling through the cooling subassembly to guarantee that the exhaust flue gas keeps suitable temperature.
1. The utility model is characterized in that the dust removing component comprises a dust removing tank, a primary filter screen, a precise filter screen, an active carbon adsorption plate, a smoke conveying pipe and a discharge pipe, when the dust removing component is used, the flue gas after desulfurization and cooling enters the dust removing tank through the smoke conveying pipe, residual reaction precipitate in the flue gas is filtered through the primary filter screen, fine impurities in the flue gas can be filtered through the precise filter screen, and residual harmful gas in the flue gas can be adsorbed and filtered through the active carbon adsorption plate, so that the flue gas of a boiler reaches the discharge standard and is discharged from the discharge pipe.
2. According to the utility model, the cooling assembly is arranged and comprises the heat insulation box, the cooling pipe, the gas transmission pipe and the air cooler, when the air cooler is used, the air cooler is started, cold air enters the heat insulation box through the gas transmission pipe, desulfurized flue gas enters the cooling pipe, and the effect of cooling is realized under the effect of the cold air of the heat insulation box, so that the exhaust flue gas is ensured to keep a proper temperature.
3. The utility model sets the protective component, the protective component comprises the organic silicon coating, the protective interlayer, the stainless steel woven net and the heat preservation cotton filling layer, when in use, the organic silicon coating has the function of high temperature resistance, the protective interlayer can enhance the hardness of the steam pipe, but also has a certain heat insulation effect, the stainless steel woven mesh can further enhance the shock resistance, and the heat insulation cotton filling layer can play a role in heat insulation, so that the service time of the steam pipe is prolonged.
Drawings
FIG. 1 is a schematic diagram showing the overall front sectional structure of a desulfurization and dust removal device for flue gas activation in a boiler furnace according to the present utility model;
FIG. 2 is a schematic diagram of an enlarged structure of the desulfurization and dust removal device for flue gas activation in the boiler in FIG. 1;
FIG. 3 is a schematic diagram of the overall front view structure of a desulfurization and dust removal device for flue gas activation in a boiler furnace according to the present utility model;
fig. 4 is a schematic perspective view of a dust removing component of the desulfurizing and dust removing device for activating flue gas in a boiler.
In the figure: 1. a base; 2. a support frame; 3. a fixing ring; 4. a dust removal assembly; 401. a dust removal tank; 402. a primary filter screen; 403. a precise filter screen; 404. an activated carbon adsorption plate; 405. a smoke conveying pipe; 406. a discharge pipe; 5. an exhaust fan; 6. a cooling component; 601. an insulation box; 602. a cooling pipe; 603. a gas pipe; 604. an air cooler; 7. a boiler; 8. a burner; 9. a fuel tank; 10. a water vapor outlet; 11. a steam pipe; 12. a protective assembly; 1201. a silicone coating; 1202. a protective interlayer; 1203. stainless steel woven mesh; 1204. a heat preservation cotton filling layer; 13. a flue pipe; 14. the reactor was activated.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.
As shown in fig. 1 to 4, a desulfurization and flue gas activation desulfurization dust collector in boiler furnace, including base 1 and dust removal subassembly 4, base 1 right side upper surface mounting has support frame 2, and support frame 2 upper surface is connected with solid fixed ring 3, gu fixed ring 3 is cyclic annular steel structure, be used for conveniently carrying out the dust removal subassembly 4 that removes dust to the flue gas set up in gu fixed ring 3 internal surface, dust removal subassembly 4 includes dust removal jar 401, first effect filter screen 402, precision filter screen 403, activated carbon adsorption plate 404, defeated tobacco pipe 405 and discharge pipe 406, the inside front side of dust removal jar 401 is provided with first effect filter screen 402, and first effect filter screen 402 rear side is installed precision filter screen 403, precision filter screen 403 rear side is provided with activated carbon adsorption plate 404, dust removal jar 401 front side upper end is provided with defeated tobacco pipe 405, and dust removal jar 401 rear side lower extreme is installed discharge pipe 406.
Referring to fig. 1 and 3, an input end of a smoke conveying pipe 405 is connected with an exhaust fan 5, a cooling component 6 for cooling smoke is arranged at an air inlet of the exhaust fan 5, the cooling component 6 comprises an insulation box 601, a cooling pipe 602, a gas pipe 603 and a cold air blower 604, the insulation box 601 is internally provided with the cooling pipe 602, a lower surface of the insulation box 601 is connected with the gas pipe 603, and the input end of the gas pipe 603 is provided with the cold air blower 604;
the specific operation is as follows, when in use, the air cooler 604 is started, cold air enters the heat preservation box 601 through the air pipe 603, the exhaust fan 5 is started, so that the flue gas after desulfurization is driven to enter the cooling pipe 602, and the effect of cooling is realized under the action of the cold air of the heat preservation box 601.
Referring to fig. 1 to 2, a steam outlet 10 is provided at the top of a boiler 7, a steam pipe 11 is connected to the right side of the steam outlet 10, a protection component 12 for reinforcing protection is provided on the surface of the steam pipe 11, the protection component 12 comprises an organosilicon coating 1201, a protection interlayer 1202, a stainless steel woven mesh 1203 and a heat insulation cotton filling layer 1204, the organosilicon coating 1201 is provided on the inner surface of the steam pipe 11, the protection interlayer 1202 is provided on the outer surface of the organosilicon coating 1201, the stainless steel woven mesh 1203 is installed inside the protection interlayer 1202, and the heat insulation cotton filling layer 1204 is provided on the outer surface of the protection interlayer 1202;
the specific operation is as follows, when in use, steam generated in the boiler 7 is discharged through the steam outlet 10 and then enters the activation reactor 14 from the steam pipe 11, the organic silicon coating 1201 has the function of high temperature resistance, the protective interlayer 1202 can enhance the hardness of the steam pipe 11 and has a certain heat insulation effect, the stainless steel woven mesh 1203 can further enhance the shock resistance, and the heat insulation cotton filling layer 1204 has the function of heat insulation.
Referring to fig. 1 and 3, a boiler 7 is installed on the left side of a base 1, a burner 8 is installed on the lower end of the left side of the boiler 7, a fuel tank 9 is connected to the bottom of the burner 8, a flue gas pipe 13 is connected to the output end of the boiler 7, an activation reactor 14 is installed at the output end of the flue gas pipe 13, the top of the activation reactor 14 is connected to the output end of a steam pipe 11, and the right side of the activation reactor 14 is connected to the input end of a cooling pipe 602.
The specific operation is as follows, when in use, fuel in the fuel tank 9 is mixed with limestone powder, the mixture enters the boiler 7 through the burner 8, limestone is heated and decomposed into calcium oxide and carbon dioxide, the calcium oxide reacts with sulfur dioxide to generate calcium sulfate, the purpose of desulfurization is achieved, the desulfurized flue gas enters the activation reactor 14 through the flue gas pipe 13, the calcium oxide and water vapor are subjected to hydration reaction to generate calcium sulfite precipitate, and the calcium sulfite precipitate can be recycled.
In summary, as shown in fig. 1 to 4, when the desulfurization and flue gas activation desulfurization dust removal device for a boiler is used, firstly, fuel in a fuel tank 9 is mixed with limestone powder, the limestone is heated and decomposed into calcium oxide and carbon dioxide through a burner 8, the calcium oxide reacts with sulfur dioxide to generate calcium sulfate so as to achieve the purpose of desulfurization, the desulfurized flue gas enters an activation reactor 14 through a flue pipe 13, steam generated in the boiler 7 is discharged through a steam outlet 10 and then enters the activation reactor 14 through a steam pipe 11, calcium oxide and steam are subjected to hydration reaction to generate calcium sulfite precipitate, the calcium sulfite precipitate can be recycled, in the use process, an organic silicon coating 1201 has the function of high temperature resistance, a protective interlayer 1202 can enhance the hardness of the steam pipe 11, the stainless steel woven mesh 1203 can further enhance the shock resistance, the heat insulation cotton filling layer 1204 can play a role in heat insulation, then, the air cooler 604 is started, cold air enters the heat insulation box 601 through the air pipe 603, the exhaust fan 5 is started, the desulfurized flue gas is driven to enter the cooling pipe 602, the effect of cooling is achieved under the effect of the cold air of the heat insulation box 601, then, the desulfurized flue gas enters the dedusting tank 401 through the flue pipe 405, residual reaction precipitates in the flue gas are filtered through the primary filter screen 402, fine impurities in the flue gas can be filtered through the precise filter screen 403, residual harmful gas in the flue gas can be adsorbed and filtered through the activated carbon adsorption plate 404, and accordingly, the boiler flue gas reaches the emission standard and is discharged from the discharge pipe 406.
The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (7)
1. The utility model provides a desulfurization and flue gas activation desulfurization dust collector in boiler stove, includes base (1) and dust removal subassembly (4), its characterized in that: the dust removal device comprises a base (1), wherein a support frame (2) is mounted on the right side of the base, a fixing ring (3) is connected to the upper surface of the support frame (2), the fixing ring (3) is of an annular steel structure and is used for conveniently removing dust from smoke, a dust removal component (4) is arranged on the inner surface of the fixing ring (3), the dust removal component (4) comprises a dust removal tank (401), a primary filter screen (402), a precise filter screen (403), an activated carbon adsorption plate (404), a smoke conveying pipe (405) and a discharge pipe (406), the primary filter screen (402) is arranged on the front side of the dust removal tank (401), the precise filter screen (403) is arranged on the rear side of the primary filter screen (402), the activated carbon adsorption plate (404) is arranged on the rear side of the precise filter screen (403), the smoke conveying pipe (405) is arranged on the upper end of the front side of the dust removal tank (401), and the discharge pipe (406) is arranged on the rear side of the dust removal tank (401).
2. The desulfurization and flue gas activation desulfurization dust removal device in a boiler according to claim 1, wherein the input end of the flue gas transmission pipe (405) is connected with an exhaust fan (5), and a cooling component (6) for cooling flue gas is arranged at the air inlet of the exhaust fan (5).
3. The device for desulfurizing and flue gas activating, desulfurizing and dedusting in a boiler according to claim 2, wherein the cooling component (6) comprises an insulation box (601), a cooling pipe (602), a gas pipe (603) and an air cooler (604), the insulation box (601) is internally provided with the cooling pipe (602), the lower surface of the insulation box (601) is connected with the gas pipe (603), and the input end of the gas pipe (603) is provided with the air cooler (604).
4. The device for desulfurizing and flue gas activating, desulfurizing and dedusting in a boiler according to claim 1, wherein the boiler (7) is installed on the left side of the base (1), the burner (8) is installed on the lower end of the left side of the boiler (7), and the bottom of the burner (8) is connected with the fuel tank (9).
5. The desulfurization and flue gas activation desulfurization dust removal device in a boiler according to claim 4, wherein a steam outlet (10) is arranged at the top of the boiler (7), a steam pipe (11) is connected to the right side of the steam outlet (10), and a protection component (12) for reinforcing protection is arranged on the surface of the steam pipe (11).
6. The device for desulfurizing and flue gas activating, desulfurizing and dedusting in a boiler according to claim 5, wherein the protective component (12) comprises an organic silicon coating (1201), a protective interlayer (1202), a stainless steel woven mesh (1203) and a heat insulation cotton filling layer (1204), the organic silicon coating (1201) is arranged on the inner surface of the steam pipe (11), the protective interlayer (1202) is arranged on the outer surface of the organic silicon coating (1201), the stainless steel woven mesh (1203) is arranged in the protective interlayer (1202), and the heat insulation cotton filling layer (1204) is arranged on the outer surface of the protective interlayer (1202).
7. The desulfurization and flue gas activation desulfurization dust removal device in a boiler according to claim 4, wherein the output end of the boiler (7) is connected with a flue gas pipe (13), the output end of the flue gas pipe (13) is provided with an activation reactor (14), the top of the activation reactor (14) is connected with the output end of a steam pipe (11), and the right side of the activation reactor (14) is connected with the input end of a cooling pipe (602).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223489647.4U CN219433309U (en) | 2022-12-26 | 2022-12-26 | Desulfurizing and dust removing device for boiler internal desulfurization and flue gas activation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223489647.4U CN219433309U (en) | 2022-12-26 | 2022-12-26 | Desulfurizing and dust removing device for boiler internal desulfurization and flue gas activation |
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| Publication Number | Publication Date |
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| CN219433309U true CN219433309U (en) | 2023-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223489647.4U Active CN219433309U (en) | 2022-12-26 | 2022-12-26 | Desulfurizing and dust removing device for boiler internal desulfurization and flue gas activation |
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| Country | Link |
|---|---|
| CN (1) | CN219433309U (en) |
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- 2022-12-26 CN CN202223489647.4U patent/CN219433309U/en active Active
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