CN204724017U - The smoke distributor of semidry method depickling reaction tower - Google Patents
The smoke distributor of semidry method depickling reaction tower Download PDFInfo
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- CN204724017U CN204724017U CN201520135594.7U CN201520135594U CN204724017U CN 204724017 U CN204724017 U CN 204724017U CN 201520135594 U CN201520135594 U CN 201520135594U CN 204724017 U CN204724017 U CN 204724017U
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Abstract
The utility model provides a kind of smoke distributor of semidry method depickling reaction tower.Described smoke distributor comprises flue, inlet guide vane, buffering pipeline section and outlet guide ring, and wherein, the cross section of described inlet guide vane is circular arc, for carrying out water conservancy diversion to flue gas, flue gas is uniformly distributed.The smoke distributor of above-mentioned semidry method depickling reaction tower can make entered flue gas be uniformly distributed, thus promotes the uniform hybrid reaction that flue gas and reaction tower sodalime are starched, and improves deacidification efficiency.
Description
Technical field
The utility model relates to fume treatment technical field, particularly a kind of smoke distributor of semidry method depickling reaction tower.
Background technology
In power industry domestic at present and environmental protection industry (epi), containing sour gas such as a large amount of SO2, NOx in the flue gas produced after fuel combustion, semidry method depickling reaction tower is the critical equipment removing acid gas in flue gas, and smoke distributor wherein plays an important role to efficient depickling.
Smoke distributor many employings concentric circles pyramidal structure of current domestic application.Flue gas enters reaction tower through two concentric circles deflector cones, and conical guide plate is up-small and down-big form.But flow of flue gas is unstable when using these smoke distributors, is difficult to ensure that flue gas enters distributor and reaction tower equably, thus flue gas and the sufficient Homogeneous phase mixing of lime white can not be made, and then affect deacidification efficiency.In addition, due to the up-small and down-big form of existing smoke distributor, flue gas cannot tightly be looped around atomizing disk ambient dynamic, thus affects flue gas and contact with lime white, and then also affects deacidification efficiency.
Utility model content
The utility model provides a kind of smoke distributor of semidry method depickling reaction tower, described smoke distributor comprises flue, inlet guide vane, buffering pipeline section and outlet guide ring, wherein, the cross section of described inlet guide vane is circular arc, for carrying out water conservancy diversion to flue gas, flue gas is uniformly distributed.
In the utility model preferred embodiment, described smoke distributor also comprises outlet vortex blade, and the cross section of described outlet vortex blade is circular arc, for carrying out water conservancy diversion to flue gas, the flue gas entering described reaction tower being produced and rotates.
In the utility model preferred embodiment, the blade of described outlet vortex blade is circumferentially evenly arranged predetermined quantity.
In the utility model preferred embodiment, described predetermined quantity is 10.
In the utility model preferred embodiment, the blade radius of described outlet vortex blade is determined according to the blade pitch angle calculating of the entrance cross-sectional area of exhaust gas volumn, described flue and setting.
In the utility model preferred embodiment, the size of described inlet guide vane is determined according to the entrance cross-sectional area of exhaust gas volumn, described flue and blade inlet place high computational.
In the utility model preferred embodiment, the direction that the cross-sectional area of described flue enters along flue gas reduces gradually.
In the utility model preferred embodiment, described flue comprises multiple cross section, and the area of described multiple cross section reduces successively, and the sum of decrease multiple cross section according to the entrance cross-section sum of described flue calculates to be determined.
In the utility model preferred embodiment, the cross-sectional area of described buffering pipeline section amasss equal with the entrance section of described flue.
In the utility model preferred embodiment, the size of described outlet guide ring calculates according to the angle of inclination of the exiting flue gas flow velocity of exhaust gas volumn, described smoke distributor, atomizing disk diameter, atomizer protection cylindrical shell external diameter and described outlet guide ring to be determined.
The smoke distributor of above-mentioned semidry method depickling reaction tower can make entered flue gas be uniformly distributed, thus promotes the uniform hybrid reaction that flue gas and reaction tower sodalime are starched, and improves deacidification efficiency.
Accompanying drawing explanation
Following accompanying drawing of the present utility model in this as a part of the present utility model for understanding the utility model.Shown in the drawings of embodiment of the present utility model and description thereof, be used for explaining principle of the present utility model.
In accompanying drawing:
Fig. 1 is the structural representation of the smoke distributor of semidry method depickling reaction tower according to embodiment of the present utility model;
Fig. 2 is the inlet guide vane of smoke distributor according to the semidry method depickling reaction tower of embodiment of the present utility model and the structural representation of outlet vortex blade; And
Fig. 3 is the structural representation of the flue of the smoke distributor of semidry method depickling reaction tower according to embodiment of the present utility model.
Detailed description of the invention
In the following description, give a large amount of concrete details to provide to understand more thoroughly the utility model.But, it is obvious to the skilled person that the utility model can be implemented without the need to these details one or more.In other example, in order to avoid obscuring with the utility model, technical characteristics more well known in the art are not described.
In order to thoroughly understand the utility model, by following description, detailed structure is proposed.Obviously, execution of the present utility model is not limited to specific details appreciated by those skilled in the art.Preferred embodiment of the present utility model is described in detail as follows, but except these are described in detail, the utility model can also have other embodiments.
Should be understood that, " comprise " when using term in this manual and/or " comprising " time, it indicates exists described feature, entirety, step, operation, element and/or assembly, but does not get rid of existence or additional other features one or more, entirety, step, operation, element, assembly and/or their combination.
The utility model provides a kind of smoke distributor of semidry method depickling reaction tower.Fig. 1 shows the structural representation of the smoke distributor 100 of the semidry method depickling reaction tower according to embodiment of the present utility model.As shown in Figure 1, smoke distributor 100 comprises flue 101, inlet guide vane 102, buffering pipeline section 103 and outlet guide ring 105 from top to bottom.Wherein, the cross section of inlet guide vane 102 is circular arc, for carrying out water conservancy diversion to flue gas, flue gas is uniformly distributed.
Owing to devising the inlet guide vane 102 that cross section is circular arc in smoke distributor 100, flue gas can be made to be evenly distributed at circumferencial direction, thus when flue gas enters reaction tower via outlet guide ring 105, the Homogeneous phase mixing of the lime white drop that can spray with atomizer, thus improve deacidification efficiency.
Preferably, smoke distributor 100 can also comprise outlet vortex blade 104, and the cross section of outlet vortex blade 104 can be circular arc, for carrying out water conservancy diversion to flue gas, the flue gas entering reaction tower being produced and rotates.Flue gas first can pass through outlet vortex blade 104 after buffering pipeline section 103, makes it produce eddy flow, then enters reaction tower via outlet guide ring 105.Like this, mixing and disturbance of the lime white drop sprayed with atomizer can be strengthened, improve deacidification efficiency.
Fig. 2 shows the inlet guide vane 102 of smoke distributor 100 according to the semidry method depickling reaction tower of embodiment of the present utility model and the structural representation of outlet vortex blade 104.As shown in Figure 2, the blade of outlet vortex blade 104 is circumferentially evenly arranged predetermined quantity.Such as, predetermined quantity can be 10.One of ordinary skill in the art will appreciate that, this predetermined quantity is not limited to 10.
Particularly, the blade radius of outlet vortex blade 104 can be determined according to the blade pitch angle calculating of the entrance cross-sectional area of exhaust gas volumn, flue 101 and setting.Similarly, the size of inlet guide vane 102 can be determined according to the entrance cross-sectional area of inlet flue gas amount, flue and blade inlet place high computational.
Based on inlet guide vane 102 and the outlet vortex blade 104 of smoke distributor 100, be evenly distributed at circumferencial direction when not only making flue gas flow out distributor, and can eddy flow be produced, and inlet guide vane 102 is identical with the eddy flow direction that outlet vortex blade 104 makes flue gas produce, enhance mixing and disturbance of the lime white drop sprayed with atomizer, improve deacidification efficiency.In addition, the cross section of inlet guide vane 102 and outlet vortex blade 104 is circular arc, rationally can organize flow of flue gas uniformly on the one hand, is convenient to processing and manufacturing on the other hand, is beneficial to commercial application.
According to an embodiment of the present utility model, the direction that the cross-sectional area of flue 101 can enter along flue gas reduces gradually.Cross-sectional area along flow of flue gas direction flue 101 gradually reduces, and make along with flue gas enters distributor from flue 101 bottom, exhaust gas volumn gradually reduces, thus the flue gas flow that flue 101 bottom can be made to enter distributor is everywhere uniformly distributed.
Particularly, flue 101 can comprise multiple cross section, and the area of multiple cross section reduces successively, and decrease calculates according to the sum of the multiple cross section of entrance cross-section sum of flue to be determined.
Fig. 3 is the structural representation of the flue 101 of the smoke distributor 100 of semidry method depickling reaction tower according to embodiment of the present utility model.As shown in Figure 3, the direction that the cross-sectional area of flue 101 enters along flue gas reduces gradually.Exemplarily, flue 101 comprises 12 cross sections, is respectively cross section 1 ~ 12.The area in cross section 1 ~ 12 reduces successively, and decreasing value is 1/1 of the entrance gross area.Such as, the sectional area of Fictitious cross-section 1 is A, then the sectional area in cross section 2 is 11A/12, and the sectional area in cross section 3 is 10A/12, the like, the sectional area in cross section 12 is A/12.Import department's gross area that flue 101 bottom enters distributor can amass equal with flue 101 entrance section.
According to an embodiment of the present utility model, the cross-sectional area of buffering pipeline section 103 amasss equal with the entrance section of flue 101.Flue 101 entrance cross-sectional area, flue 101 exit cross-sectional area, buffering pipeline section 103 cross-sectional area can be equal, designing flow area (comprising flue 101 inlet-duct area, inlet guide vane 102 import department area, buffering pipeline section 103 sectional area, outlet vortex blade 104 discharge area) everywhere can be equal, can ensure that flue gas is basically identical to export distributor flow velocity from flue entrance like this, thus flow of flue gas can be made more stable, VELOCITY DISTRIBUTION is more even.
According to an embodiment of the present utility model, the size of outlet guide ring 105 can calculate according to the angle of inclination of the exiting flue gas flow velocity of exhaust gas volumn, smoke distributor, atomizing disk diameter, atomizer protection cylindrical shell external diameter and outlet guide ring 105 to be determined.
The smoke distributor of above-mentioned semidry method depickling reaction tower provided by the utility model can make flue gas distribution more even, thus semidry method reaction tower deacidification efficiency can be made higher, can be used in the depickling process that various fuel combustion produces flue gas.
The utility model is illustrated by above-described embodiment, but should be understood that, above-described embodiment just for the object of illustrating and illustrate, and is not intended to the utility model to be limited in described scope of embodiments.In addition it will be understood by those skilled in the art that; the utility model is not limited to above-described embodiment; more kinds of variants and modifications can also be made, within these variants and modifications all drop on the utility model scope required for protection according to instruction of the present utility model.Protection domain of the present utility model defined by the appended claims and equivalent scope thereof.
Claims (10)
1. the smoke distributor of a semidry method depickling reaction tower, it is characterized in that, described smoke distributor comprises flue, inlet guide vane, buffering pipeline section and outlet guide ring, wherein, the cross section of described inlet guide vane is circular arc, for carrying out water conservancy diversion to flue gas, flue gas is uniformly distributed.
2. smoke distributor according to claim 1, it is characterized in that, described smoke distributor also comprises outlet vortex blade, and the cross section of described outlet vortex blade is circular arc, for carrying out water conservancy diversion to flue gas, the flue gas entering described reaction tower being produced and rotates.
3. smoke distributor according to claim 2, is characterized in that, the blade of described outlet vortex blade is circumferentially evenly arranged predetermined quantity.
4. smoke distributor according to claim 3, is characterized in that, described predetermined quantity is 10.
5. smoke distributor according to claim 2, is characterized in that, the blade radius of described outlet vortex blade is determined according to the blade pitch angle calculating of the entrance cross-sectional area of exhaust gas volumn, described flue and setting.
6. smoke distributor according to claim 1, is characterized in that, the size of described inlet guide vane is determined according to the entrance cross-sectional area of exhaust gas volumn, described flue and blade inlet place high computational.
7. smoke distributor according to claim 1, is characterized in that, the direction that the cross-sectional area of described flue enters along flue gas reduces gradually.
8. smoke distributor according to claim 7, it is characterized in that, described flue comprises multiple cross section, and the area of described multiple cross section reduces successively, and the sum of decrease multiple cross section according to the entrance cross-section sum of described flue calculates to be determined.
9. smoke distributor according to claim 1, is characterized in that, the cross-sectional area of described buffering pipeline section amasss equal with the entrance section of described flue.
10. smoke distributor according to claim 1; it is characterized in that, the size of described outlet guide ring calculates according to the angle of inclination of the exiting flue gas flow velocity of exhaust gas volumn, described smoke distributor, atomizing disk diameter, atomizer protection cylindrical shell external diameter and described outlet guide ring to be determined.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520135594.7U CN204724017U (en) | 2015-03-10 | 2015-03-10 | The smoke distributor of semidry method depickling reaction tower |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520135594.7U CN204724017U (en) | 2015-03-10 | 2015-03-10 | The smoke distributor of semidry method depickling reaction tower |
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| CN204724017U true CN204724017U (en) | 2015-10-28 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105709580A (en) * | 2016-04-13 | 2016-06-29 | 中冶焦耐工程技术有限公司 | Smoke distributor for rotary atomizing desulfurization and smoke distribution method |
| CN112403001A (en) * | 2020-10-12 | 2021-02-26 | 江苏京源环保股份有限公司 | A kind of gas distribution device with spiral structure |
| CN112403002A (en) * | 2020-10-12 | 2021-02-26 | 江苏京源环保股份有限公司 | A gas distribution device for rotary atomization evaporation |
| CN113426282A (en) * | 2021-08-12 | 2021-09-24 | 上海麦雀斯环境工程技术有限公司 | Flue gas distributor device with automatic ash removal function |
-
2015
- 2015-03-10 CN CN201520135594.7U patent/CN204724017U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105709580A (en) * | 2016-04-13 | 2016-06-29 | 中冶焦耐工程技术有限公司 | Smoke distributor for rotary atomizing desulfurization and smoke distribution method |
| CN112403001A (en) * | 2020-10-12 | 2021-02-26 | 江苏京源环保股份有限公司 | A kind of gas distribution device with spiral structure |
| CN112403002A (en) * | 2020-10-12 | 2021-02-26 | 江苏京源环保股份有限公司 | A gas distribution device for rotary atomization evaporation |
| CN113426282A (en) * | 2021-08-12 | 2021-09-24 | 上海麦雀斯环境工程技术有限公司 | Flue gas distributor device with automatic ash removal function |
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