CN202289795U - Spiral-flow type water film desulfurization dust collector - Google Patents
Spiral-flow type water film desulfurization dust collector Download PDFInfo
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- CN202289795U CN202289795U CN2011204133485U CN201120413348U CN202289795U CN 202289795 U CN202289795 U CN 202289795U CN 2011204133485 U CN2011204133485 U CN 2011204133485U CN 201120413348 U CN201120413348 U CN 201120413348U CN 202289795 U CN202289795 U CN 202289795U
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Abstract
The utility model provides a spiral-flow type water film desulfurization dust collector, which is mainly composed of a cylinder body, an annular water overflow groove, a smoke discharging pipe, a smoke inlet pipe connecting opening and a sewage discharging pipe, wherein the annular water overflow groove is arranged on the cylinder body, the lining of the cylinder body is a natural granite arc-shaped panel which is formed by pouring acid-base resisting filling materials, the annular water overflow groove is arranged at the upper part of the cylinder body, the inner wall surface of the annular water overflow groove is aligned with that of the natural granite arc-shaped panel, a group of split-flow water outlet pipes of an annular water inlet pipe is used for uniformly distributing and supplying water into the annular water overflow groove, thus annular water curtains in uniform distribution can be formed on the inner wall of the cylinder body to conduct a strong convection current washing action o smoke rising in a vortex manner, the purpose that the smoke discharged by a coal-fired boiler is subjected to desulfurization and dust removing can be achieved, and processed tail gas can reach the first-class region discharge standard regulated in China. The spiral-flow type water film desulfurization dust collector provided by the utility model has the outstanding advantages of simple structure, convenience in installation and construction, long working life, less maintenance cost and low operation cost, and has an excellent popularization and use prospect.
Description
Technical field
The utility model relates to the gas cleaning treating apparatus, belongs to boiler smoke abatement dedusting environment friendly apparatus technology, especially a kind of spiral-flow type water desulfurizing-dusting device, and it is particularly suitable for and coal-burning boiler, oil oven and the supporting use of kiln.
Background technology
With regard to China's boiler product structure, China manufactures and uses one of maximum country of coal-burning boiler quantity.Study carefully its main cause: the one, rich coal resources in China, cheap, the 2nd, because coal-burning boiler self has characteristics simple in structure, easy to manufacture and that operating cost is low.Coal-burning boiler is applied in numerous production industries as a kind of important heat equipment at present at large.Just present, coal-fired steam boiler still has the powerful market demand and development prospect.But on the other hand, also there is serious use defective in coal-fired steam boiler in actual moving process; Institute's discharged flue gas quantity is more and dust concentration is bigger in the course of the work for it; Will cause very big pollution to ecological environment, when especially using colm to make fuel, the sulfur content of being discharged in the flue gas can obviously increase; Pollutional load to surrounding enviroment is then even more serious, even equipped smoke abatement device also is difficult to reach the standard limit of smog release of environmental administration's defined.Therefore, the coal-burning boiler production industry is the object of environmental protection administrative department emphasis supervision and management always, and the higher tourist attraction of environmental requirement is being limited to use with the area of building a nationally advanced clean city gradually.Its reason is that existing smoke abatement device also exists some technical bugs on flue gas desulfurization and dedusting and process for purifying processing mode.This is a severe problem of puzzlement always at present and the coal-burning boiler production development of serious restriction China, this also just the utility model want the problem that solves.
The utility model content
The purpose of the utility model is intended to propose a kind of novel spiral-flow type water desulfurizing-dusting device.It can obviously improve the desulfurization dust separation effect to flue gas that coal-burning boiler discharges, and disposed tail gas discharging overall target can reach the discharge standard in one type of area of national regulation.
The purpose of the utility model realizes through following mode:
The spiral-flow type water desulfurizing-dusting device that the utility model proposes; It comprises cylindrical shell, smoke exhaust pipe, smoke-intake pipe interface and is installed on the blow-off pipe of cylindrical shell bottom; Said smoke exhaust pipe is connected and installed in cylinder top, and the smoke-intake pipe interface is arranged at the tangential direction position of cylindrical shell downside wall, it is characterized in that: annular spilling water groove is installed on cylindrical shell top; On annular spilling water groove, be fitted with annular water inlet pipe, the inboard wall body of annular spilling water groove is provided with one group of overflow water injection hole.
It is such installment work: the induced duct that at first smoke exhaust pipe of cylinder top is connected in blower fan; The annular water inlet pipe is connected in the feed pipe of water circulating pump; Again the smoke exhaust pipe of boiler is connected on the smoke-intake pipe interface that the cylindrical shell downside wall tangentially is provided with; Can institute's discharged flue gas in the boiler combustion process tangentially be imported in the cylindrical shell bottom, make it draw effect lower edge cylinder inboard wall and form the upwards ascending air of vortex eddy flow shape, under the centrifugal action of eddying motion, the volume of smoke particle in the flue gas thrown to cylinder inboard wall taking out of blower fan; Bigger soot dust granule is understood gravitate and is sunk to landing naturally in the cylindrical shell bottom; Meanwhile, the water body of being supplied with to annular spilling water groove by water circulating pump will form the annular cascade that flows from top to bottom to underflow stream and along cylinder inboard wall along one group of overflow water injection hole, and it can be to forming strong convection action along cylinder inboard wall vortex shape rising flue gas; Can carry out sufficient washing, purifying to the flue gas that rises and sulphur contained in the flue gas is dissolved in the water body; Coal-fired flue-gas is had good desulfurization and dedusting effect,, can in water body, add an amount of white lime or ammoniacal liquor and be mixed with weak property alkali lye if when the sulfur content in the flue gas is higher; Can neutralize with the sulphur in the flue gas to send out and answer, can further strengthen effect of desulfidation and purification.The discharge standard that can reach one type of area of national regulation through the tail gas behind the above-mentioned cleaning dust desulfurizing and purifying is carried out innoxious discharging; And the sewage behind washing, purifying can be entered in the settling tank by blow-off pipe; After precipitation process, add a small amount of white lime or ammoniacal liquor again and make it keep certain alkalescence, can supply once more cycle repeats to use.
The utility model also has following technical characterictic:
At the cylinder inboard wall lining the wear-resisting bed of material is housed, can effectively strengthens the ability that cylindrical shell opposing sweep of gases and water body corrode, this working life to prolongation equipment, the maintenance cost that reduces, reduction operating cost have certain effect.
The said wear-resisting bed of material is a natural granite circular arc sheet material; Natural granite circular arc sheet material is to be loaded in the cylindrical shell by the fixing lining of cast encapsulant layer; The inner round wall face that lining is loaded on the natural granite circular arc sheet material in the cylindrical shell aligns with the interior sidewall surface of annular spilling water groove; The natural granite circular arc sheet material of being selected for use is to be served as a contrast securely to be loaded on by the cast encapsulant layer with strong acid-alkali-corrosive-resisting ability to form an overall structure in the cylindrical shell; This structural design is convenient to the installation operation especially, has made full use of natural granite, inserts again and has had material behavior wear-resistant, that acid and alkali-resistance corrodes, has splendid result of use.
Said annular water inlet pipe is connected in the feed pipe of water circulating pump; One component stream outlet pipe of annular water inlet pipe is plugged in annular spilling water groove; This on annular spilling water groove the structural design of plug-in mounting one component stream outlet pipe; Can equilibrium in annular spilling water groove, shunt one group of overflow water injection hole of input water body and edge reposefully equably to underflow stream, make it can on the cylinder inboard wall whole circumference, form the annular cascade that is uniformly distributed with, this has certain effect to improving the desulfurization and dedusting effect.
One group of overflow water injection hole position at the inboard wall body of annular spilling water groove is provided with annular water fender, and this structural design can strengthen the effect that is uniformly distributed with of annular cascade significantly, has certain effect to improving the desulfurization and dedusting effect.
Said annular spilling water groove is to be fired by ceramic material integral body to form, and especially conveniently manufactures the operation with installation, can prevent effectively that also leakage phenomenon from appearring in annular spilling water groove.
The utlity model has following substantive distinguishing features and progress:
The utility model is that the annular spilling water groove that is provided with one group of overflow water injection hole is installed on cylindrical shell top; In annular spilling water groove, shunt the input water body reposefully by annular water inlet pipe equilibrium; Can form the annular cascade that is uniformly distributed with at cylinder inboard wall; Can form the convection current cleaning function to the vortex shape flue gas that rises; Can effectively strengthen the desulfurization and dedusting effect, disposed tail gas can reach the discharge standard in one type of area of national regulation, particularly by the cast encapsulant layer of acid and alkali-resistance natural granite circular arc sheet material is served as a contrast to be loaded on securely to form overall structure in the cylindrical shell; Can resist sweep of gases wearing and tearing and acid and alkali-resistance erosion effectively, have that structure is simple and direct, installation convenience, long working life, maintenance cost is few, operating cost is a low outstanding advantage.
Description of drawings:
Fig. 1 is the structural representation of the utility model.
Fig. 2 is the partial enlarged drawing of Fig. 1, is illustrated in the structural representation that annular spilling water groove and equipped annular water inlet pipe are installed in cylindrical shell top.
Description of symbols in the accompanying drawing:
1 is smoke exhaust pipe, and 2 is feed pipe, and 3 is annular water inlet pipe, and 4 is the smoke-intake pipe interface; 5 is cleaning eye, and 6 is annular spilling water groove, and 7 is cylindrical shell, and 8 is blow-off pipe; 9 is settling tank, and 10 is water circulating pump, and 11 are the cast encapsulant layer, and 12 is the wear-resisting bed of material; 13 is a component stream outlet pipe, and 14 is annular water fender, and 15 is annular gap, and 16 is one group of overflow water injection hole
.
The specific embodiment:
Further describe the embodiment of the utility model below in conjunction with accompanying drawing:
A kind of spiral-flow type water desulfurizing-dusting device; It is mainly by cylindrical shell 7, the annular spilling water groove 6 that is installed on cylindrical shell 7 tops, smoke exhaust pipe 1, constitute along the smoke-intake pipe interface 4 of cylindrical shell 7 downside wall tangential direction settings and the blow-off pipe 8 that is installed on cylindrical shell 7 bottoms; Said smoke exhaust pipe 1 is connected and installed in cylindrical shell 7 tops and is connected on the induced duct of blower fan; Be fitted to the feed pipe 2 that annular water inlet pipe 3 on the annular spilling water groove 6 is connected in water circulating pump 10; One component stream outlet pipe 13 of annular water inlet pipe 3 is plugged in annular spilling water groove 6; The inboard wall body of annular spilling water groove 6 is provided with one group of overflow water injection hole 16; In one group of overflow water injection hole 16 position of annular spilling water groove 6 annular water fender 14 is set and forms annular gap 15, said annular spilling water groove 6 is to be fired by ceramic material integral body to form, and in cylindrical shell 7, by cast encapsulant layer 11 fixing linings natural granite circular arc sheet material 12 is housed; And the inner round wall face of natural granite circular arc sheet material 12 is alignd with the interior sidewall surface of annular spilling water groove 6; It is performed such the desulfurization and dedusting operation: the venturi atomising device that will be connected in the boiler exhaust gas pipe is connected on the smoke-intake pipe interface 4 that cylindrical shell 7 tangentially is provided with, institute's discharged flue gas in the boiler combustion process is tangentially sent in cylindrical shell 7 bottoms after the venturi atomizing, flue gas will blower fan air inducing effect lower edge cylindrical shell 7 inwalls form Vorticose rising flue gas stream; Volume of smoke particle in the flue gas will be thrown to cylindrical shell 7 inwalls under the eddying motion centrifugal action; Bigger soot dust granule is understood gravitate and is sunk to landing in cylindrical shell 7 bottoms naturally, at this moment, supplies with water bodys through a component stream outlet pipe 13 of feed pipe 2, annular water inlet pipe 3 to annular spilling water groove 6 by water circulating pump 10; Water body in the annular spilling water groove 6 receives stopping of annular water fender 14 when one group of overflow water injection hole 16 is excessive; To form the annular cascade that flows from top to bottom along cylindrical shell 7 inwalls at annular gap 15 places, it can form strong convection action to the flue gas that vortex shape rises, and can carry out sufficient washing, purifying to the flue gas that rises; The sulphur that is contained in the flue gas simultaneously also can be dissolved in the water body; When if the sulfur content in the flue gas is higher, can in water body, add an amount of white lime or ammoniacal liquor be mixed with weak property alkali lye make wherein with flue gas in sulphur, this can further strengthen effect of desulfidation and purification.Can reach the discharge standard in one type of area of national regulation through the tail gas behind the above-mentioned cleaning dust desulfurizing and purifying; Tail gas will be evacuated to chimney from smoke exhaust pipe 1 by blower fan and carry out safe and harmlessization discharging; And sewage will be entered in the settling tank 9 by blow-off pipe 8; After further precipitation process, add a small amount of white lime or ammoniacal liquor again and make it keep certain alkalescence, can supply once more cycle repeats to use.In the bottom of cylindrical shell 7 cleaning eye 5 is set, supplies periodic cleaning to draw out the flue dust impurity of institute's sedimentation.
Claims (6)
1. spiral-flow type water desulfurizing-dusting device; It comprises cylindrical shell (7), smoke exhaust pipe (1), smoke-intake pipe interface (4) and is installed on the blow-off pipe (8) of cylindrical shell (7) bottom; Said smoke exhaust pipe (1) is connected and installed in cylindrical shell (7) top; Smoke-intake pipe interface (4) is arranged at the tangential direction position of cylindrical shell (7) downside wall; It is characterized in that: on cylindrical shell (7) top annular spilling water groove (6) is installed, on annular spilling water groove (6), is fitted with annular water inlet pipe (3), the inboard wall body of annular spilling water groove (6) is provided with one group of overflow water injection hole (16).
2. spiral-flow type water desulfurizing-dusting device according to claim 1 is characterized in that: wall liner is equipped with the wear-resisting bed of material (12) in cylindrical shell (7).
3. spiral-flow type water desulfurizing-dusting device according to claim 2; It is characterized in that: the said wear-resisting bed of material (12) is a natural granite circular arc sheet material; Natural granite circular arc sheet material is to be loaded in the cylindrical shell (7) by the fixing lining of cast encapsulant layer (11), and the inner round wall face that lining is loaded on the natural granite circular arc sheet material in the cylindrical shell (7) aligns with the interior sidewall surface of annular spilling water groove (6).
4. spiral-flow type water desulfurizing-dusting device according to claim 1 and 2; It is characterized in that: said annular water inlet pipe (3) is connected in the feed pipe (2) of water circulating pump (10), and a component stream outlet pipe (13) of annular water inlet pipe (3) is plugged in annular spilling water groove (6).
5. spiral-flow type water desulfurizing-dusting device according to claim 1 and 2 is characterized in that: one group of overflow water injection hole (16) position at the inboard wall body of annular spilling water groove (6) is provided with annular water fender (14).
6. spiral-flow type water desulfurizing-dusting device according to claim 1 and 2 is characterized in that: said annular spilling water groove (6) is to be fired by ceramic material integral body to form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204133485U CN202289795U (en) | 2011-10-26 | 2011-10-26 | Spiral-flow type water film desulfurization dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204133485U CN202289795U (en) | 2011-10-26 | 2011-10-26 | Spiral-flow type water film desulfurization dust collector |
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| Publication Number | Publication Date |
|---|---|
| CN202289795U true CN202289795U (en) | 2012-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204133485U Expired - Fee Related CN202289795U (en) | 2011-10-26 | 2011-10-26 | Spiral-flow type water film desulfurization dust collector |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102989288A (en) * | 2012-10-09 | 2013-03-27 | 江苏英超环保有限公司 | Sulfur-containing waste gas treatment device |
| CN104998529A (en) * | 2015-02-12 | 2015-10-28 | 太仓意发石化矿材检测有限公司 | Method for utilizing boiler waste gas in fermentation alcohol production |
| WO2016058141A1 (en) * | 2014-10-15 | 2016-04-21 | 北京中科净原环保科技有限公司 | Method and device for dedusting and desulphurizing flue gas |
| CN109569886A (en) * | 2019-01-07 | 2019-04-05 | 佛山绿语蓝天环保科技有限公司 | A kind of moisture film wet electrostatic flue gas removing device |
| CN109764351A (en) * | 2018-12-12 | 2019-05-17 | 河南心连心化肥有限公司 | A kind of coal-fired boiler tail gas minimum discharge device and discharge technology |
-
2011
- 2011-10-26 CN CN2011204133485U patent/CN202289795U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102989288A (en) * | 2012-10-09 | 2013-03-27 | 江苏英超环保有限公司 | Sulfur-containing waste gas treatment device |
| WO2016058141A1 (en) * | 2014-10-15 | 2016-04-21 | 北京中科净原环保科技有限公司 | Method and device for dedusting and desulphurizing flue gas |
| CN104998529A (en) * | 2015-02-12 | 2015-10-28 | 太仓意发石化矿材检测有限公司 | Method for utilizing boiler waste gas in fermentation alcohol production |
| CN109764351A (en) * | 2018-12-12 | 2019-05-17 | 河南心连心化肥有限公司 | A kind of coal-fired boiler tail gas minimum discharge device and discharge technology |
| CN109569886A (en) * | 2019-01-07 | 2019-04-05 | 佛山绿语蓝天环保科技有限公司 | A kind of moisture film wet electrostatic flue gas removing device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 Termination date: 20141026 |
|
| EXPY | Termination of patent right or utility model |