CN201997258U - Smoke gas purifying device with one pump and plurality of spray nozzles - Google Patents
Smoke gas purifying device with one pump and plurality of spray nozzles Download PDFInfo
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- CN201997258U CN201997258U CN2011200466319U CN201120046631U CN201997258U CN 201997258 U CN201997258 U CN 201997258U CN 2011200466319 U CN2011200466319 U CN 2011200466319U CN 201120046631 U CN201120046631 U CN 201120046631U CN 201997258 U CN201997258 U CN 201997258U
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- spraying layer
- air purifying
- slurry circulating
- purifying apparatus
- pump
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Abstract
The utility model discloses a smoke gas purifying device with one pump and a plurality of spray nozzles. The smoke gas purifying device comprises an absorbing tower, spraying layers and a slurry circulating pump, wherein the spraying layers are sequentially arranged in parallel in a smoke gas passage of the absorbing tower from the bottom to the top; and the liquid outlet of one slurry circulating pump is at least communicated with the liquid inlets of two spraying layers. In the smoke gas purifying device, one slurry circulating pump supplies liquid to a plurality of spraying layers, so that the slurry circulating pumps are saved and the smoke gas purifying device is simple in structure, small in maintenance workload and low in maintenance cost; and flow control valves and slurry spraying nozzles with different back pressures, which are arranged in the spraying layers, can regulate the slurry spraying amounts of the spraying layers so as to adapt to different smoke gas flows and achieve the best purifying effect.
Description
Technical field
The utility model relates to a kind of smoke eliminator, the smoke eliminator of the corresponding multilayer spray equipment of a particularly a kind of pump.
Background technology
Coal fired power generation is one of main path of coal utilization, and coal-fired fired power generating unit need be discharged a large amount of pollutants, wherein SO
2And dust is comparatively serious to the harm of environment, also is the major pollutants that need emphasis control.Thereby, need desulphurization system be set at the fume emission place of coal fired power generation.
Flue gas desulfurization technique comprises wet desulphurization and dry desulfurization etc.The utilization of wherein wet desulphurization technology is the most extensive.The principle of wet flue gas desulfurization absorption tower is to utilize alkaline slurry to spray from the top down, and flue gas flows from bottom to top, and drop absorbs the SO in the flue gas in dropping process
2, generate byproducts such as gypsum, reach the SO that removes in the flue gas
2Purpose, slough SO
2Flue gas enter chimney and enter atmosphere.
At present, the structure of known desulfuration absorbing tower spray equipment is that a slurry circulating pump delivers into one deck spraying layer through nozzle spray formation liquid film and absorbent haptoreaction by pipeline, deviates from SO
2Etc. harmful substance; The corresponding one deck spraying layer of slurry circulating pump, slurry circulating pump quantity is many, the system architecture complexity, maintenance workload is big, the maintenance cost height.
Therefore need improve existing desulfuration absorbing tower spray equipment,, reduce equipment investment, reduce system maintenance work amount and maintenance cost to simplify its system architecture.
Summary of the invention
In view of this, the purpose of this utility model provides a kind of many aerosol sprayings of pump air purifying apparatus, with a slurry circulating pump configuring multi-layer spraying layer, can significantly reduce slurry circulating pump quantity, and system architecture is simple, and the system maintenance work amount is little and maintenance cost is low.
The utility model, one many aerosol sprayings of pump air purifying apparatus, comprise absorption tower, spraying layer and slurry circulating pump, described spraying layer is set up in parallel from the bottom to top successively in the adsorption tower smoke passage, and the liquid outlet of a slurry circulating pump is communicated with two-layer spraying layer inlet at least.
Further, described spraying layer is provided with the slurries nozzle, and the back pressure of described slurries nozzle is reduced gradually by lower floor to upper strata;
Further, the liquid feeding end of described spraying layer is provided with flow control valve;
Further, spacing is 1～2m between the adjacent two layers of described spraying layer;
Further, the back pressure of described slurries nozzle by lower floor to the upper strata 0.1～0.2bar that successively successively decreases;
Further, described spraying layer is made by glass-reinforced plastic material or corrosion-resisting alloy steel;
Further, the inlet of described slurry circulating pump is provided with block valve.
The beneficial effects of the utility model: the utility model one many aerosol sprayings of pump air purifying apparatus, a slurry circulating pump is to multilayer spraying layer feed flow, significantly reduced the slurry circulating pump quantity of smoke eliminator, made apparatus structure simple, the smoke eliminator maintenance workload is little and maintenance cost is low; And the flow control valve that each spraying layer is provided with and the slurries nozzle of different back pressures can be regulated the slurries discharge rate every spraying layer, adapting to different flue gas flows, thereby obtain best clean-up effect.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further described.
Accompanying drawing 1 is the utility model one many aerosol sprayings of pump air purifying apparatus structural representation.
The specific embodiment
Accompanying drawing is the utility model one many aerosol sprayings of pump air purifying apparatus structural representation, and arrow is represented flue gas flow direction among the figure.
As shown in the figure, the utility model one many aerosol sprayings of pump air purifying apparatus, comprise absorption tower 1, spraying layer 2 and slurry circulating pump 3, described spraying layer 2 is set up in parallel from the bottom to top successively in 1 exhaust gases passes of absorption tower, the liquid outlet of a slurry circulating pump 3 is communicated with two-layer spraying layer 2 inlets at least, and present embodiment slurry circulating pump 3 is communicated with three layers of slurry circulating pump 3.Spraying layer 2 is made up of the shower that is arranged in the same plane in the present embodiment, a slurry circulating pump is to multilayer spraying layer feed flow, significantly reduced the slurry circulating pump quantity of smoke eliminator, smoke eliminator is simple in structure, maintenance workload is little and maintenance cost is low.
In the present embodiment: described spraying layer is provided with slurries nozzle 4, and the back pressure of described slurries nozzle 4 is reduced gradually by lower floor to upper strata; The slurries nozzle that is reduced gradually to the upper strata back pressure by lower floor can make the slurries discharge rate of each spraying layer more even, thereby obtains good gas cleaning effect; Slurries nozzle 4 in the present embodiment is the back pressure adjustable nozzle, and backpressure regulation is convenient.
In the present embodiment: the liquid feeding end of described spraying layer 2 is provided with flow control valve 5, can regulate each laminar flow amount by flow control valve, and can control the selection work spraying layer, thereby can adapt to different flue gas flows, reaches the best purification effect.
In the present embodiment: spacing is 1.5 m between the adjacent two layers of described spraying layer 2, and the spraying layer spacing can be according to spraying layer discharge rate amount and flue gas flow setting, and spacing all can obtain preferable clean-up effect at 1～2m.
In the present embodiment: to the upper strata 0.1～0.2bar that successively successively decreases, the spray flux that slurries nozzle back pressure can need specifically is provided with the back pressure of described slurries nozzle 4 by lower floor, and differential back is arranged on 0.1～0.2bar all can obtain preferable clean-up effect.
In the present embodiment: described spraying layer 2 is made by glass-reinforced plastic material, and spraying layer also can adopt corrosion-resisting alloy steel to make in concrete enforcement certainly, adopts glass-reinforced plastic material or corrosion-resisting alloy steel can effectively prolong spraying layer service life, and reduces fault rate.
In the present embodiment: the inlet of described slurry circulating pump 3 is provided with block valve 6; Shut down back shutoff block valve 6 and can protect slurry circulating pump 3.
Explanation is at last, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can make amendment or be equal to replacement the technical solution of the utility model, and not breaking away from the aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of the claim scope of the present utility model.
Claims (7)
1. many aerosol sprayings of pump air purifying apparatus, comprise absorption tower, spraying layer and slurry circulating pump, described spraying layer is set up in parallel in the adsorption tower smoke passage from the bottom to top successively, it is characterized in that: the liquid outlet of a slurry circulating pump is communicated with two-layer spraying layer inlet at least.
2. many aerosol sprayings of pump air purifying apparatus according to claim 1, it is characterized in that: described spraying layer is provided with the slurries nozzle, and the back pressure of described slurries nozzle is reduced gradually by lower floor to upper strata.
3. many aerosol sprayings of pump air purifying apparatus according to claim 2, it is characterized in that: the liquid feeding end of described spraying layer is provided with flow control valve.
4. many aerosol sprayings of pump air purifying apparatus according to claim 3, it is characterized in that: spacing is 1～2m between the adjacent two layers of described spraying layer.
5. many aerosol sprayings of pump air purifying apparatus according to claim 4 is characterized in that: the back pressure of described slurries nozzle by lower floor to the upper strata 0.1～0.2bar that successively successively decreases.
6. many aerosol sprayings of pump air purifying apparatus according to claim 5, it is characterized in that: described spraying layer is made by glass-reinforced plastic material or corrosion-resisting alloy steel.
7. many aerosol sprayings of pump air purifying apparatus according to claim 6, it is characterized in that: the inlet of described slurry circulating pump is provided with block valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200466319U CN201997258U (en) | 2011-02-24 | 2011-02-24 | Smoke gas purifying device with one pump and plurality of spray nozzles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200466319U CN201997258U (en) | 2011-02-24 | 2011-02-24 | Smoke gas purifying device with one pump and plurality of spray nozzles |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201997258U true CN201997258U (en) | 2011-10-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200466319U Expired - Lifetime CN201997258U (en) | 2011-02-24 | 2011-02-24 | Smoke gas purifying device with one pump and plurality of spray nozzles |
Country Status (1)
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| CN (1) | CN201997258U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107261773A (en) * | 2017-08-15 | 2017-10-20 | 佛山市亚科恒远科技有限公司 | A kind of emission-control equipment |
| CN107376628A (en) * | 2017-09-20 | 2017-11-24 | 大唐环境产业集团股份有限公司 | A kind of adjusting type desulfuration absorbing tower suitable for multi-state |
| CN108654336A (en) * | 2018-07-24 | 2018-10-16 | 大唐环境产业集团股份有限公司 | A kind of smoke-gas wet desulfurization energy saver |
| CN108771932A (en) * | 2018-06-28 | 2018-11-09 | 佛山市高明区杨和金属材料专业镇技术创新中心 | A kind of household chock dust remover |
-
2011
- 2011-02-24 CN CN2011200466319U patent/CN201997258U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107261773A (en) * | 2017-08-15 | 2017-10-20 | 佛山市亚科恒远科技有限公司 | A kind of emission-control equipment |
| CN107376628A (en) * | 2017-09-20 | 2017-11-24 | 大唐环境产业集团股份有限公司 | A kind of adjusting type desulfuration absorbing tower suitable for multi-state |
| CN108771932A (en) * | 2018-06-28 | 2018-11-09 | 佛山市高明区杨和金属材料专业镇技术创新中心 | A kind of household chock dust remover |
| CN108771932B (en) * | 2018-06-28 | 2021-07-09 | 佛山市高明区杨和金属材料专业镇技术创新中心 | Domestic dust removing device |
| CN108654336A (en) * | 2018-07-24 | 2018-10-16 | 大唐环境产业集团股份有限公司 | A kind of smoke-gas wet desulfurization energy saver |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20111005 |