CN205109274U - Coal -fired power boiler's high -efficient flue gas dust removal device - Google Patents
Coal -fired power boiler's high -efficient flue gas dust removal device Download PDFInfo
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- CN205109274U CN205109274U CN201520895208.4U CN201520895208U CN205109274U CN 205109274 U CN205109274 U CN 205109274U CN 201520895208 U CN201520895208 U CN 201520895208U CN 205109274 U CN205109274 U CN 205109274U
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- flue gas
- baffle
- dividing plate
- water
- described casing
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Abstract
The utility model belongs to the flue gas dust removal field, concretely relates to coal -fired power boiler's high -efficient flue gas dust removal device, the power distribution box comprises a box body, partial water is equipped with in the box, the first baffle that is parallel to each other sets gradually in the box, second baffle and third baffle, it is gapped between the equal and surface of water of the lower extreme of first baffle and third baffle, it is gapped between the upper end of second baffle and the roof of box, it is gapped between the lower extreme of first baffle and the surface of water, first baffle, second baffle and third baffle are flowed through the region with the flue gas and are divided into four flue gas chamber, adjacent flue gas chamber passes through the interval intercommunication, two flue gas chamber upper portions of both sides are provided with a plurality of watering shower nozzles that communicate with water supply pipe, two middle flue gas chamber upper portions are provided with through a plurality of dry fog shower nozzles of pipeline with dry fog generation system intercommunication. The beneficial effects of the utility model are that, the inhaleed dust of diameter below 10 mu m in can the active absorption flue gas to reduce the harm of flue gas to human body and environment.
Description
Technical field
The utility model belongs to flue gas ash removal field, is specifically related to a kind of high effective flue gas dust arrester of coal-fired electric generation furnace.
Background technology
The flue dust that the flue gas of coal-fired plant boiler discharges after high-efficiency dust remover is the floating dust that aerodynamic diameter is less than 10 microns substantially, and major part belongs to PM2.5.The ratio that the flue dust of power plant emission accounts for PM2.5 in air ambient and industrial structure, fire coal and vehicular emission, airborne dust, building dirt, biomass combustion, etc. relevant, also relevant with characteristics such as power plant aiutage height, layout, Atmospheric Diffusion, can not weigh by the ratio of smoke discharge amount simply and size is affected on environmental quality.But the floating dust that the undeniable diameter being it discharges is less than 10 microns, has larger harm to human body, needs a kind of cleaner to be for further processing to the floating dust in flue gas.Dry fog dedusting is a kind of forward position dedusting technology more popular at present, this technology is according to aerodynamic principle and cloud physics principle, when the particle diameter of water fog particle and the particle size of dust granules are close and mist amount is enough, the probability of the two collision, contact, cohesion is large, there is dustfall efficiency high, do not produce secondary pollution, its main object administered is the respirable dust particle of diameter below 10 μm.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of high effective flue gas dust arrester of coal-fired electric generation furnace, and it effectively can absorb the respirable dust of diameter below 10 μm in flue gas, to reduce the harm of flue gas to human body and environment.
The technical scheme that the utility model solves the problems of the technologies described above is as follows: a kind of high effective flue gas dust arrester of coal-fired electric generation furnace, comprise casing, the bottom of described wall box is provided with clear water entrance and overflow sewage outlet, described casing is built with water, the water surface exports equal with described overflow sewage, part in described casing more than the water surface is that flue gas flows through region, the first dividing plate be parallel to each other is disposed with in described casing, second partition and the 3rd dividing plate, the upper end of described first dividing plate abuts with the roof of described casing, gap is had between the lower end of described first dividing plate and the water surface, gap is had between the upper end of described second partition and the roof of described casing, the lower end of described second partition is immersed in the water, the upper end of described 3rd dividing plate abuts with the roof of described casing, gap is had between the lower end of described 3rd dividing plate and the water surface, described first dividing plate, described flue gas is flowed through region and is divided into four smoke chambers by second partition and the 3rd dividing plate, adjacent described smoke chamber is interconnected by corresponding gap, two described smoke chamber tops of both sides are provided with the some sprinkler tips be communicated with water supply line, two middle described smoke chamber tops are provided with some dry fog shower nozzles that pipeline and dry fog produce system connectivity, one in the described smoke chamber of both sides is provided with gas approach, another is provided with exhanst gas outlet.
On the basis of technique scheme, the utility model can also do following improvement.
Further, the bottom of described wall box is also provided with high-pressure water inlet and row's silt mouth.
Further, the diapire of described casing is ramped shaped, and described high-pressure water inlet is arranged on the sidewall on top, slope, and the water under high pressure of described high-pressure water inlet ejection can wash away the diapire of described casing, and the described row mouth that becomes silted up is arranged on the sidewall at the bottom of slope.
Further, it is characterized in that, the sidewall of described casing, roof and diapire are made by reinforced concrete.
The beneficial effects of the utility model are: arrange multiple smoke chamber, and make flue gas flow through multiple smoke chamber successively, and glide path is S-type, add total distance that flue gas flows in casing, increase the probability that flue dust is removed; The smoke chamber top of both sides is provided with sprinkler tip, larger that removes not yet completely material flue dust can effectively be removed by the sprinkler tip at gas approach place, the sprinkler tip of smoke outlet, effectively can stop less than the 10 μm flue dust that water smoke adheres to, it is stoped to discharge casing through exhanst gas outlet, the dry fog that the dry fog shower nozzle ejection globule particle diameter at two smoke chamber tops at middle part is less than 10 μm, the flue dust that dry fog is attached to less than 10 μm makes it sink at the bottom of case because of gravity; Casing diapire is set to slope shape, is conducive to desilting; Wall box is provided with high-pressure water inlet, and water under high pressure can wash away mud at the bottom of case, facilitates the permanent use of dust arrester.
Accompanying drawing explanation
Fig. 1 is a kind of generalized section of high effective flue gas dust arrester of coal-fired electric generation furnace.
In accompanying drawing, the list of parts representated by each label is as follows:
1. casing; 2. gas approach; 3. exhanst gas outlet; 4. clear water entrance; 5. overflow sewage outlet; 6. the first dividing plate; 7. second partition; 8. the 3rd dividing plate; 9. sprinkler tip; 10. dry fog shower nozzle; 11. high-pressure water inlets; 12. row's silt mouths.
Detailed description of the invention
Be described principle of the present utility model and feature below in conjunction with accompanying drawing, example, only for explaining the utility model, is not intended to limit scope of the present utility model.
As shown in Figure 1, the utility model provides a kind of high effective flue gas dust arrester of coal-fired electric generation furnace, comprise casing 1, the bottom of described casing 1 sidewall is provided with clear water entrance 4 and overflow sewage outlet 5, described casing 1 is built with water, the water surface and described overflow sewage export 5 equal, part in described casing 1 more than the water surface is that flue gas flows through region, the first dividing plate 6 be parallel to each other is disposed with in described casing 1, second partition 7 and the 3rd dividing plate 8, the upper end of described first dividing plate 6 abuts with the roof of described casing 1, gap is had between the lower end of described first dividing plate 6 and the water surface, gap is had between the upper end of described second partition 7 and the roof of described casing 1, the lower end of described second partition 7 is immersed in the water, the upper end of described 3rd dividing plate 8 abuts with the roof of described casing 1, gap is had between the lower end of described 3rd dividing plate 8 and the water surface, described first dividing plate 6, described flue gas is flowed through region and is divided into four smoke chambers by second partition 7 and the 3rd dividing plate 8, adjacent described smoke chamber is interconnected by corresponding gap, two described smoke chamber tops of both sides are provided with the some sprinkler tips 9 be communicated with water supply line, two middle described smoke chamber tops are provided with some dry fog shower nozzles 10 that pipeline and dry fog produce system connectivity, one in the described smoke chamber of both sides is provided with gas approach 2, another is provided with exhanst gas outlet 3.
On the basis of technique scheme, the utility model can also do following improvement.
Further, the bottom of described casing 1 sidewall is also provided with high-pressure water inlet 11 and row's silt mouth 12.
Further, the diapire of described casing 1 is ramped shaped, and described high-pressure water inlet 11 is arranged on the sidewall on top, slope, and the water under high pressure of described high-pressure water inlet ejection can wash away the diapire of described casing, and the described row mouth 12 that becomes silted up is arranged on the sidewall at the bottom of slope.
Further, it is characterized in that, the sidewall of described casing 1, roof and diapire are made by reinforced concrete.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (4)
1. the high effective flue gas dust arrester of a coal-fired electric generation furnace, it is characterized in that, comprise casing (1), the bottom of described casing (1) sidewall is provided with clear water entrance (4) and overflow sewage outlet (5), described casing (1) is built with water, the water surface exports (5) with described overflow sewage equal, the part more than described casing (1) interior water surface is that flue gas flows through region, the first dividing plate (6) be parallel to each other is disposed with in described casing (1), second partition (7) and the 3rd dividing plate (8), the upper end of described first dividing plate (6) abuts with the roof of described casing (1), gap is had between the lower end of described first dividing plate (6) and the water surface, gap is had between the upper end of described second partition (7) and the roof of described casing (1), the lower end of described second partition (7) is immersed in the water, the upper end of described 3rd dividing plate (8) abuts with the roof of described casing (1), gap is had between the lower end of described 3rd dividing plate (8) and the water surface, described first dividing plate (6), described flue gas is flowed through region and is divided into four smoke chambers by second partition (7) and the 3rd dividing plate (8), adjacent described smoke chamber is interconnected by corresponding gap, two described smoke chamber tops of both sides are provided with the some sprinkler tips (9) be communicated with water supply line, two middle described smoke chamber tops are provided with some dry fog shower nozzles (10) that pipeline and dry fog produce system connectivity, one in the described smoke chamber of both sides is provided with gas approach (2), another is provided with exhanst gas outlet (3).
2. the high effective flue gas dust arrester of a kind of coal-fired electric generation furnace according to claim 1, is characterized in that, the bottom of described casing (1) sidewall is also provided with high-pressure water inlet (11) and row's silt mouth (12).
3. the high effective flue gas dust arrester of a kind of coal-fired electric generation furnace according to claim 2, it is characterized in that, the diapire of described casing (1) is ramped shaped, described high-pressure water inlet (11) is arranged on the sidewall on top, slope, the water under high pressure that described high-pressure water inlet (11) sprays can wash away the diapire of described casing, and described row is become silted up on sidewall that mouth (12) is arranged near at the bottom of slope.
4. the high effective flue gas dust arrester of a kind of coal-fired electric generation furnace according to any one of claims 1 to 3, is characterized in that, the sidewall of described casing (1), roof and diapire are made by reinforced concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520895208.4U CN205109274U (en) | 2015-11-11 | 2015-11-11 | Coal -fired power boiler's high -efficient flue gas dust removal device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520895208.4U CN205109274U (en) | 2015-11-11 | 2015-11-11 | Coal -fired power boiler's high -efficient flue gas dust removal device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205109274U true CN205109274U (en) | 2016-03-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520895208.4U Active CN205109274U (en) | 2015-11-11 | 2015-11-11 | Coal -fired power boiler's high -efficient flue gas dust removal device |
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| CN (1) | CN205109274U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106539523A (en) * | 2016-10-14 | 2017-03-29 | 济宁市水质研究所有限公司 | A kind of infant bath devices |
| CN115364602A (en) * | 2022-07-28 | 2022-11-22 | 陕西彩虹工业智能科技有限公司 | Dust collection box and method for TFT glass kiln flue gas treatment |
-
2015
- 2015-11-11 CN CN201520895208.4U patent/CN205109274U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106539523A (en) * | 2016-10-14 | 2017-03-29 | 济宁市水质研究所有限公司 | A kind of infant bath devices |
| CN115364602A (en) * | 2022-07-28 | 2022-11-22 | 陕西彩虹工业智能科技有限公司 | Dust collection box and method for TFT glass kiln flue gas treatment |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |