CN212348307U - Integrative device of boiler flue gas desulfurization denitration dust removal - Google Patents
Integrative device of boiler flue gas desulfurization denitration dust removal Download PDFInfo
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- CN212348307U CN212348307U CN202020367178.0U CN202020367178U CN212348307U CN 212348307 U CN212348307 U CN 212348307U CN 202020367178 U CN202020367178 U CN 202020367178U CN 212348307 U CN212348307 U CN 212348307U
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- desulfurization
- denitrification
- dust removal
- filter screen
- flue gas
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Abstract
The utility model relates to the technical field of flue gas treatment, and discloses a boiler flue gas desulfurization, denitrification and dust removal integrated device, one side of a reaction tank is connected with an air inlet pipe, and the other side of the reaction tank is connected with a connecting pipe, a desulfurization and denitrification component is arranged in the reaction tank, one end of the connecting pipe is connected with one side of a dust removal box, and the upper surface of the connecting pipe is provided with a valve, the other side of the dust removal box is connected with an air outlet pipe, one end of the air outlet pipe is connected with an air inlet of a fan, the dust removal component is arranged in the dust removal box, sulfur and nitrate in the flue gas can be treated through a first desulfurization and denitrification layer and a second desulfurization and denitrification layer, so that the flue gas has good desulfurization rate and denitrification rate, the desulfurization and denitrification rate can be greatly improved, and the filtering time of the, greatly increasing the filtering effect and playing a role in dust removal.
Description
Technical Field
The utility model relates to a flue gas treatment technical field specifically is a integrative device of boiler flue gas desulfurization denitration dust removal.
Background
Along with the development of economy and society, people pay more and more attention to living environment, especially the requirement on atmospheric environment is higher and higher, various environmental regulations of China and local discharge are stricter and stricter, and important pollution sources of flue gas generated by a boiler need to be treated, and the flue gas of the boiler contains a large amount of sulfur and nitre and needs to be effectively purified.
However, the existing desulfurization and denitrification can not efficiently remove sulfur and nitrate in the flue gas, dust exists in the flue gas, and the dust can not be effectively removed, so that the quality of air is reduced. Therefore, the technical personnel in the field provide an integrated device for desulfurization, denitrification and dust removal of boiler flue gas, so as to solve the problems in the background art.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a boiler flue gas desulfurization denitration integrative device that removes dust to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides an integrative device of boiler flue gas desulfurization denitration dust removal, includes the retort, one side of retort is connected with the intake pipe, and the opposite side of retort is connected with the connecting pipe, the inside of retort is provided with the SOx/NOx control subassembly, the one end of connecting pipe is connected in one side of dust removal case, and the upper surface of connecting pipe is provided with the valve, dust removal case opposite side is connected with the outlet duct, the air intake at the fan is connected to the one end of outlet duct, the inside of dust removal case is provided with the dust removal subassembly.
As a further aspect of the present invention: the SOx/NOx control subassembly includes rotatory nozzle, connection water pipe, alkaline solution, water pump, first SOx/NOx control layer and second SOx/NOx control layer, the water pump sets up in the inside of alkaline solution, and the top of water pump is connected with the connection water pipe, it is connected with rotatory nozzle to connect the water pipe top, the top of alkaline solution is provided with second SOx/NOx control layer, the top parallel arrangement on second SOx/NOx control layer has first SOx/NOx control layer.
As a further aspect of the present invention: the first desulfurization and denitrification layer is made of limestone materials, and the second desulfurization and denitrification layer is made of active coke.
As a further aspect of the present invention: the alkaline solution is a sodium hydroxide solution.
As a further aspect of the present invention: the dust removal assembly comprises a blocking plate, a first filter screen, a second filter screen and a third filter screen, wherein the blocking plate is arranged on one side of the second filter screen, the third filter screen is arranged on the other side of the second filter screen, and the first filter screen is fixedly arranged below the blocking plate.
As a further aspect of the present invention: the first filter screen is a coarse filter screen, and the first filter screen is arranged at one third position below the blocking plate.
As a further aspect of the present invention: the second filter screen is the HEPA material, the third filter screen is the active carbon material.
Compared with the prior art, the beneficial effects of the utility model are that:
1. during the flue gas enters into the retort from the intake pipe, be provided with the SOx/NOx control subassembly in the retort, can handle sulphur and nitre in the flue gas through first SOx/NOx control layer and second SOx/NOx control layer, make the flue gas have fine desulfurization rate and denitration rate, and can carry out the intensive mixing with the alkaline solution in the retort and the flue gas after SOx/NOx control through the work of water pump, can effectually carry out the secondary with sulphur and nitre in the flue gas and adsorb, can improve SOx/NOx control's speed greatly.
2. Flue gas after SOx/NOx control enters into the dust removal case from the connecting pipe in, be provided with the dust removal subassembly in the dust removal case, the dust removal subassembly is provided with first filter screen, second filter screen and third filter screen, can effectually handle the dust that exists in the flue gas, and first filter screen setting is in the below of baffler, through the setting of dust removal subassembly, can effectual increase flue gas filtration time in the filter case, its filter effect of great increase plays the effect of dust removal.
Drawings
FIG. 1 is a schematic structural diagram of an integrated device for desulfurization, denitrification and dust removal of boiler flue gas;
FIG. 2 is a schematic structural diagram of a desulfurization and denitrification assembly in a boiler flue gas desulfurization, denitrification and dedusting integrated device;
FIG. 3 is a schematic structural diagram of a dedusting assembly in a boiler flue gas desulfurization, denitrification and dedusting integrated device.
In the figure: 1. an air inlet pipe; 2. a reaction tank; 3. a connecting pipe; 4. a dust removal box; 5. a valve; 6. a fan; 7. an air outlet pipe; 8. a desulfurization and denitrification component; 9. a dust removal assembly; 81. rotating the spray head; 82. connecting a water pipe; 83. an alkaline solution; 84. a water pump; 85. a first desulfurization and denitrification layer; 86. a second desulfurization and denitrification layer; 91. a barrier plate; 92. a first filter screen; 93. a second filter screen; 94. and a third filter screen.
Detailed Description
Referring to fig. 1 to 3, in an embodiment of the present invention, an integrated device for desulfurization, denitrification and dust removal of boiler flue gas includes a reaction tank 2, an air inlet pipe 1 is connected to one side of the reaction tank 2, and a connecting pipe 3 is connected to the other side of the reaction tank 2, a desulfurization and denitrification assembly 8 is disposed inside the reaction tank 2, the desulfurization and denitrification assembly 8 includes a rotary nozzle 81, a connecting water pipe 82, an alkaline solution 83, a water pump 84, a first desulfurization and denitrification layer 85 and a second desulfurization and denitrification layer 86, the water pump 84 is disposed inside the alkaline solution 83, and a connecting water pipe 82 is connected above the water pump 84, the rotary nozzle 81 is connected above the connecting water pipe 82, a second desulfurization and denitrification layer 86 is disposed above the alkaline solution 83, a first desulfurization and denitrification layer 85 is disposed above the second desulfurization and denitrification layer 86 in parallel, the first desulfurization and denitrification layer 85 is made of limestone material, the second desulfurization and denitrification layer 86 is made, alkaline solution 83 is sodium hydroxide solution, enter into retort 2 from intake pipe 1 when the boiler flue gas, be provided with first SOx/NOx control layer 85 and second SOx/NOx control layer 86 in retort 2, the boiler flue gas is through first SOx/NOx control layer 85 and second SOx/NOx control layer 86, can effectually adsorb the sulphur in the boiler flue gas and nitre and get rid of, work through water pump 84, the alkaline solution 83 that makes setting in retort 2 carries out the rotation through rotatory nozzle 81 on connecting water pipe 82 and sprays, thereby make alkaline solution 83 and flue gas after SOx/NOx control carry out intensive mixing, can effectually carry out the secondary with sulphur in the flue gas and nitre and adsorb, can improve SOx/NOx control's speed greatly.
In fig. 3: one end of the connecting pipe 3 is connected to one side of the dust removing box 4, the upper surface of the connecting pipe 3 is provided with a valve 5, the other side of the dust removing box 4 is connected with an air outlet pipe 7, one end of the air outlet pipe 7 is connected to an air inlet of the fan 6, the dust removing component 9 is arranged inside the dust removing box 4, the dust removing component 9 comprises a baffle plate 91, a first filter screen 92, a second filter screen 93 and a third filter screen 94, one side of the second filter screen 93 is provided with the baffle plate 91, the other side of the second filter screen 93 is provided with the third filter screen 94, the first filter screen 92 is fixedly arranged below the baffle plate 91, the first filter screen 92 is a coarse filter screen, the first filter screen 92 is arranged at one third position below the baffle plate 91, the second filter screen 93 is made of HEPA material, the third filter screen 94 is made of activated carbon material, when the boiler flue, the dust removal box 4 is provided with a dust removal assembly 9, the dust removal assembly 9 is provided with a first filter screen 92, a second filter screen 93 and a third filter screen 94, dust in boiler smoke can be effectively treated, the first filter screen 92 is arranged below the baffle plate 91, the boiler smoke can be separated by the baffle plate 91 to enable the boiler smoke to be filtered from the first filter screen 92 arranged below the baffle plate 91, the baffle plate 91 can effectively enable the boiler smoke to enter the second filter screen 93 and the third filter screen 94 from below, the filtering time of the boiler smoke in the filter box can be effectively increased, the first filter screen 92 can filter large-particle impurities in the boiler smoke, the second filter screen 93 can filter small particles in the boiler smoke, the third filter screen 94 can adsorb the dust, the filtering effect is greatly increased through the arrangement of the dust removal assembly 9, play the role of dust removal.
The utility model discloses a theory of operation is: when in use, boiler flue gas enters the reaction tank 2 from the gas inlet pipe 1, the reaction tank 2 is internally provided with the desulfurization and denitrification component 8, the boiler flue gas passes through the desulfurization and denitrification component 8 to carry out desulfurization and denitrification on the boiler flue gas in the reaction tank 2, the desulfurization and denitrification component 8 can ensure that the flue gas has good desulfurization rate and denitrification rate, the boiler flue gas after desulfurization and denitrification is led into the dust removal box 4 from the connecting pipe 3, namely, the circulation of the boiler smoke can be communicated and closed through the arrangement of the valve 5, and the smoke can be discharged through the fan 6 arranged at one side of the air outlet pipe 7, the boiler flue gas is discharged into the air from the dust removal box 4 through the work of the fan 6, the dust removal component 9 is arranged in the dust removal box 4, and through the arrangement of the dust removal component 9, can effectually increase the filter time of flue gas in the rose box, its filter effect of great increase plays the effect of dust removal.
The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides an integrative device of boiler flue gas desulfurization denitration dust removal, includes retort (2), its characterized in that, one side of retort (2) is connected with intake pipe (1), and the opposite side of retort (2) is connected with connecting pipe (3), the inside of retort (2) is provided with SOx/NOx control subassembly (8), the one end of connecting pipe (3) is connected in the one side of dust removal case (4), and the upper surface of connecting pipe (3) is provided with valve (5), dust removal case (4) opposite side is connected with outlet duct (7), the air intake in fan (6) is connected to the one end of outlet duct (7), the inside of dust removal case (4) is provided with dust removal subassembly (9).
2. The boiler flue gas desulfurization, denitrification and dust removal integrated device according to claim 1, wherein the desulfurization and denitrification assembly (8) comprises a rotary spray head (81), a connecting water pipe (82), an alkaline solution (83), a water pump (84), a first desulfurization and denitrification layer (85) and a second desulfurization and denitrification layer (86), the water pump (84) is arranged inside the alkaline solution (83), the connecting water pipe (82) is connected above the water pump (84), the rotary spray head (81) is connected above the connecting water pipe (82), the second desulfurization and denitrification layer (86) is arranged above the alkaline solution (83), and the first desulfurization and denitrification layer (85) is arranged above the second desulfurization and denitrification layer (86) in parallel.
3. The integrated desulfurization, denitrification and dedusting device for boiler flue gas as recited in claim 2, wherein said first desulfurization and denitrification layer (85) is limestone material, and said second desulfurization and denitrification layer (86) is activated coke.
4. The integrated device for desulfurization, denitrification and dedusting of boiler flue gas as recited in claim 2, wherein said alkaline solution (83) is sodium hydroxide solution.
5. The boiler flue gas desulfurization, denitrification and dust removal integrated device according to claim 1, wherein the dust removal assembly (9) comprises a blocking plate (91), a first filter screen (92), a second filter screen (93) and a third filter screen (94), the blocking plate (91) is arranged on one side of the second filter screen (93), the third filter screen (94) is arranged on the other side of the second filter screen (93), and the first filter screen (92) is fixedly mounted below the blocking plate (91).
6. The integrated device for desulfurization, denitrification and dust removal of boiler flue gas according to claim 5, wherein the first filter screen (92) is a coarse filter screen, and the first filter screen (92) is disposed at one third of the lower part of the baffle plate (91).
7. The integrated device for desulfurization, denitrification and dedusting of boiler flue gas as recited in claim 5, wherein the second filter screen (93) is made of HEPA material, and the third filter screen (94) is made of activated carbon material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020367178.0U CN212348307U (en) | 2020-03-22 | 2020-03-22 | Integrative device of boiler flue gas desulfurization denitration dust removal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020367178.0U CN212348307U (en) | 2020-03-22 | 2020-03-22 | Integrative device of boiler flue gas desulfurization denitration dust removal |
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| CN212348307U true CN212348307U (en) | 2021-01-15 |
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| CN202020367178.0U Active CN212348307U (en) | 2020-03-22 | 2020-03-22 | Integrative device of boiler flue gas desulfurization denitration dust removal |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113318862A (en) * | 2021-05-25 | 2021-08-31 | 湖北裕久隆环保电气设备有限公司 | Wet-type electric dust remover for boiler flue gas |
-
2020
- 2020-03-22 CN CN202020367178.0U patent/CN212348307U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113318862A (en) * | 2021-05-25 | 2021-08-31 | 湖北裕久隆环保电气设备有限公司 | Wet-type electric dust remover for boiler flue gas |
| CN113318862B (en) * | 2021-05-25 | 2024-01-19 | 湖北裕久隆环保电气设备有限公司 | Wet-type electric dust remover for boiler flue gas |
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