CN203002209U - Desulfurizing device - Google Patents
Desulfurizing device Download PDFInfo
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- CN203002209U CN203002209U CN 201220667017 CN201220667017U CN203002209U CN 203002209 U CN203002209 U CN 203002209U CN 201220667017 CN201220667017 CN 201220667017 CN 201220667017 U CN201220667017 U CN 201220667017U CN 203002209 U CN203002209 U CN 203002209U
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- diameter portion
- wide diameter
- desulfurizer
- flue
- desulfurizing agent
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Abstract
The utility model provides a desulfurizing device. The device comprises an expanding part (10), wherein the expanding part is vertically arranged in a flue and is provided with an inlet and an outlet communicated with the flue. The desulfurizing device provided by the utility model is simple in structure and capable of effectively improving the desulfurizing efficiency and utilization rate of a desulfurizing agent.
Description
Technical field
The utility model relates to the boiler desulfurization field, in particular to a kind of desulfurizer.
Background technology
In the boiler of prior art, generally adopt the desulfurization of stove internal combustion, its method is to adopt in burning to mix desulfurizing agent (such as calcium carbonate) or furnace sorbent injection desulfurization etc.But the desulfurizing agent in said method generally can't react by attend fully, directly affects the utilization rate of desulfuration efficiency and desulfurizing agent.
In order to address the above problem, intercept and capture unreacted desulfurizing agent by increase the absorption tower outside back-end ductwork in prior art, continue sulfur dioxide absorption, thereby reach the effect of the utilization rate that improves desulfuration efficiency and desulfurizing agent.
But said method need to increase independently absorption tower outside back-end ductwork, the problem such as cause directly that floor space is large, the equipment investment expense is high and energy consumption is high.
The utility model content
The utility model aims to provide a kind of simple in structure and can effectively improve the desulfurizer of desulfuration efficiency and sorbent utilization.
To achieve these goals, the utility model provides a kind of desulfurizer, comprising: wide diameter portion vertically be arranged in flue, and wide diameter portion has import and the outlet that is connected with flue.
Further, desulfurizer of the present utility model also comprises: collection unit, and for the desulfurizing agent of collecting flue gas, collection unit is connected to the bottom of wide diameter portion, shrinks gradually ground downwards along the bottom of wide diameter portion and extends; Device for discharging is connected with collection unit; Conveying device is connected with the outlet of device for discharging and is connected with collection unit so that the desulfurizing agent in the flue gas of collecting is back in wide diameter portion by pipeline.
Further, pipeline is communicated with middle part and/or the middle and upper part of wide diameter portion.
Further, desulfurizer of the present utility model also comprises humidifying device, and it comprises a plurality of shower nozzles that are connected on wide diameter portion.
Further, a plurality of shower nozzles form the multilayer that vertically arranges, and every layer all has a plurality of shower nozzles that distribute along circumferentially.
Further, a plurality of nozzle connectings are connected on the bottom of wide diameter portion and corresponding with the position of import.
Further, desulfurizer of the present utility model also comprises: dissolving tank, be connected with device for discharging, and be used for dissolving the desulfurizing agent of the flue gas of collecting; Liquid-solid separation device is connected with dissolving tank, and for separating of the liquid in dissolving tank and solid, the liquid that is separated is back in wide diameter portion by pipeline.
Further, pipeline is connected to the bottom of wide diameter portion and corresponding with the position of import.
Further, be provided with filter between liquid-solid separation device and liquid transporting apparatus.
Further, desulfurizer of the present utility model also comprises the auxiliary adding set that adds desulfurizing agent in the conveying device.
Further, desulfurizer of the present utility model also comprises the auxiliary adding set that adds alkaline solution in the pipeline.
Further, the axial line of the axial line of wide diameter portion and the horizontal segment of flue intersects, and desulfurizer comprises that also the deflector that is arranged on entrance location is so that flue gas rising in the shape of a spiral in wide diameter portion.
Further, the horizontal segment of flue tangentially is connected on wide diameter portion.
Further, import is connected with the horizontal segment of the flue of upstream, and the position of outlet in the vertical direction is higher than import, and outlet is connected with the deduster in downstream.
Use the technical solution of the utility model, the internal diameter of wide diameter portion is greater than the internal diameter of flue, and flue gas is being mingled with cigarette ash (desulfurizing agent) and is entering in flue from burner hearth, and because the internal diameter of flue is less, the speed of flue gas can be very fast.After flue gas enters wide diameter portion from flue, because increasing, internal diameter cause velocity of flue gas to descend, the time that the decline meeting prolong smoke of speed is passed through, thereby and then the reaction time of the sulfur dioxide in prolong smoke and desulfurizing agent improved desulfuration efficiency and sorbent utilization.Simultaneously, thus due to speed descend cigarette ash in flue gas can be assembled gradually form several particle clusters to be suspended in wide diameter portion or with the flue gas reverse flow, make like this desulfurizing agent can and carbon dioxide between reaction fully.Desulfurizer of the present utility model is simple in structure, can set up said structure when newly-built flue, perhaps existing flue appropriate reconstruction is formed.
Description of drawings
The Figure of description that consists of the application's a part is used to provide further understanding of the present utility model, and illustrative examples of the present utility model and explanation thereof are used for explaining the utility model, do not consist of improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 shows the structural representation according to the embodiment one of desulfurizer of the present utility model;
Fig. 2 shows the structural representation of deflector of the desulfurizer of Fig. 1;
Fig. 3 shows the connection diagram according to the horizontal segment of the wide diameter portion of the embodiment two of desulfurizer of the present utility model and flue; And
Fig. 4 shows the structural representation according to the embodiment three of desulfurizer of the present utility model;
The specific embodiment
Need to prove, in the situation that do not conflict, embodiment and the feature in embodiment in the application can make up mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the utility model in detail.
As shown in Figure 1, the desulfurizer of embodiment one comprises: wide diameter portion 10, in the present embodiment, wide diameter portion 10 is tubular.This wide diameter portion 10 vertically is arranged in flue, in the present embodiment, the bottom of wide diameter portion 10 is provided with the import 11 that is connected with the horizontal segment 1 of flue, and the top of wide diameter portion 10 is provided with outlet 12, outlet 12 is connected with the vertical section 2 of flue, and this outlet 12 is positioned at the upstream of deduster.
The internal diameter of the vertical section 2 of the horizontal segment 1 of flue and flue is in the scope of 1m to 1.5m, and the internal diameter of wide diameter portion 10 is in the scope of 4m to 6m, and in embodiment one, the horizontal segment 1 of flue and the flue vertically internal diameter of section 2 are 1.5m, and the internal diameter of wide diameter portion 10 is 5m.Flue gas is being mingled with cigarette ash (desulfurizing agent) and is entering to from the burner hearth (not shown) in the horizontal segment 1 of flue, and because the internal diameter of the horizontal segment 1 of flue is less, the speed of flue gas can be very fast.After flue gas enters wide diameter portion 10 from the horizontal segment 1 of flue, because increasing, internal diameter cause velocity of flue gas to descend, the time that the decline meeting prolong smoke of speed is passed through, thereby and then the reaction time of the sulfur dioxide in prolong smoke and desulfurizing agent improved desulfuration efficiency and sorbent utilization.Simultaneously, thus due to speed descend cigarette ash in flue gas can be assembled gradually form several particle clusters to be suspended in wide diameter portion 10 or with the flue gas reverse flow, make like this desulfurizing agent can and carbon dioxide between reaction fully.The desulfurizer of embodiment one is simple in structure, can set up said structure when newly-built flue, perhaps existing flue appropriate reconstruction is formed.
From the above, the application's flesh and blood is to increase internal diameter greater than the wide diameter portion 10 of flue, and does not lie in the position of import 11 and outlet 12 settings.Particularly, in the above-described embodiments, one skilled in the art will appreciate that import 11 is not limited to be arranged on the bottom of wide diameter portion 10, outlet 12 is not limited to be arranged on the top of wide diameter portion 10.In preferred embodiments, need to make the position of outlet 12 in the vertical directions higher than import 11.Certainly, as feasible embodiment, in not shown embodiment, can be also that the position of import 11 in the vertical directions is higher than outlet 12.
As shown in Figure 1, in embodiment one, the particle cluster in being suspended in wide diameter portion 10 increases gradually, and it can overcome buoyancy because of its deadweight.In order further to improve desulfuration efficiency and sorbent utilization, desulfurizer also comprises: collection unit 20, device for discharging 30 and conveying device 40.Collection unit 20 is used for collecting the formed particle cluster of desulfurizing agent, collection unit 20 is connected to the bottom of wide diameter portion 10 and shrinks gradually ground downwards along the bottom of wide diameter portion 10 and extend, be funnel-form in embodiment one, desulfurizing agent slides to the exit of collection unit 20 under the sidewall of collection unit 20.Device for discharging 30 and collection unit 20 are connected and are arranged on the exit of collection unit 20, are used for the desulfurizing agent of collection unit 20 interior collections is expelled to conveying device 40 from collection unit 20, and device for discharging 30 can adopt star-like discharging device, screw input feeder etc.Conveying device 40 is connected with the outlet of device for discharging 30 and is connected so that the desulfurizing agent in flue gas is back in wide diameter portion 10 with collection unit 20 by pipeline 41.Conveying device 40 preferably adopts compressed air to carry when carrying desulfurizing agent.As shown in the above, desulfurizer can be collected unreacted desulfurizing agent, and it is back in wide diameter portion 10 repeatedly react with sulfur dioxide.Simultaneously, because desulfurizing agent constantly is transported in wide diameter portion 10, can effectively improves the density of the desulfurizing agent in wide diameter portion 10, and then it can be reacted with sulfur dioxide better.Pipeline 41 is communicated with middle part and/or the middle and upper part of wide diameter portion 10, and in embodiment one, pipeline 41 is communicated with the middle and upper part of wide diameter portion 10.
In embodiment one, desulfurizer also comprises humidifying device 50, and it comprises a plurality of shower nozzles that are connected on wide diameter portion 10.Humidifying device 50 can spray into water smoke in wide diameter portion 10, desulfurizing agent and water smoke reaction generate alkaline matter (hydration reaction namely occurs), can react with sulfur dioxide better like this.Simultaneously, also increased the deadweight of desulfurizing agent after desulfurizing agent and water smoke reaction, it has more easily been sunk and be collected.Preferably, a plurality of shower nozzles form the multilayer that vertically arranges, and every layer all has a plurality of shower nozzles that distribute along circumferentially, and the position of shower nozzle and number needs will be determined according to actual conditions.In embodiment one, be provided with two-layer shower nozzle, a plurality of nozzle connectings are connected on the bottom of wide diameter portion 10 and corresponding with the position of import 11.The selection of above-mentioned position can make the desulfurizing agent very first time and water smoke reaction so that improve desulfuration efficiency and sorbent utilization.
As shown in Figure 2, in embodiment one, the axial line of the axial line of wide diameter portion 10 and the horizontal segment of flue 1 intersects, be that the horizontal segment 1 of flue is by the axial line of wide diameter portion 10, for the time of staying of prolong smoke in wide diameter portion 10, desulfurizer also comprises the deflector 13 that is arranged on import 11 positions, and as shown in Figure 1, thereby the direction that these deflector 13 change flue gases enter wide diameter portion 10 can make flue gas rise in the shape of a spiral in wide diameter portion 10.Like this, thus the time of staying reaction of propagation time of prolong smoke in wide diameter portion 10 effectively.
As shown in Figure 1, in order to improve desulfuration efficiency, the desulfurizer of embodiment one also comprises the first auxiliary adding set 61 to the interior interpolation desulfurizing agent of conveying device 40.
As shown in Figure 3, the difference of the desulfurizer of embodiment two and embodiment one only is, the desulfurizer of embodiment two does not have deflector 13, in embodiment two, can make equally flue gas increase in the shape of a spiral in wide diameter portion 10, as shown in Figure 3, the horizontal segment 1 of flue tangentially is connected on wide diameter portion 10.
As shown in Figure 4, the difference of the desulfurizer of embodiment three and embodiment one is, the desulfurizer of embodiment three is back in wide diameter portion 10 after desulfurizing agent is dissolved as aqueous slkali.The desulfurizer of embodiment three also comprises except having wide diameter portion 10, collection unit 20 and device for discharging 30 and conveying device 90: dissolving tank 70 and liquid-solid separation device 80.Dissolving tank 70 is connected with device for discharging 30, is used for soaking and dissolving the desulfurizing agent of collecting.Liquid-solid separation device 80 is connected with dissolving tank 70, and for separating of the liquid in dissolving tank and solid, liquid-solid separation device can be plate and frame filter press etc.The liquid that is separated utilizes conveying device 90 to be back in wide diameter portion 10 by pipeline 91.Conveying device 90 is preferably liquor pump.Pipeline 91 can be connected to middle and lower part and/or bottom, and in order to improve further desulfuration efficiency, pipeline 91 is connected to the bottom of wide diameter portion 10 and corresponding with the position of import 11.
The solid that is separated is transported to ash silo, therefore can effectively regulate the humidity of ash in ash silo because this solid has certain humidity, need not spray water or reduce injection flow rate when they are transported by vehicle.On the other hand, herein solid collection can reduce the live load of deduster effectively.
As shown in Figure 4, meet standard in order to make the liquid that enters wide diameter portion 10, be difficult for blocking pipeline 91 and be connected to shower nozzle on wide diameter portion 10, preferably, be provided with filter 100 between liquid-solid separation device 80 and liquid transporting apparatus 90.
As shown in Figure 4, in order to improve desulfuration efficiency, desulfurizer also comprises the second auxiliary adding set 62 to the interior interpolation alkaline solution of pipeline 91.
Comprise the following steps according to the sulfur method of the desulfurizer of the application's embodiment one:
Allow flue gas enter from the horizontal segment of flue in the wide diameter portion 10 of vertical setting to reduce flow velocity.The bottom of above-mentioned wide diameter portion 10 is provided with the import 11 that is connected with the horizontal segment 1 of flue, and the top of wide diameter portion 10 or top are provided with outlet 12, and this outlet 12 is positioned at the upstream of deduster.Be connected with vertical section 2 of flue between outlet 12 and deduster.
Carry out desulphurization reaction in wide diameter portion 10.Simultaneously, the desulfurizing agent in flue gas is collected in the bottom of wide diameter portion 10.With the desulfurizing agent discharging in the flue gas of collecting and be delivered in wide diameter portion 10.
In said process, collect step and can realize by the bottom that is connected to wide diameter portion 10 and the collection unit 20 of shrinking gradually the ground extension along the bottom of wide diameter portion 10 downwards.The desulfurizing agent of collection unit 20 interior collections need to be expelled to conveying device 40 by the device for discharging 30 that connects and be arranged on the exit of collection unit 20.Device for discharging 30 can adopt star-like discharging device, screw input feeder etc.Conveying device 40 is connected with the outlet of device for discharging 30 and is connected so that the desulfurizing agent in flue gas is back in wide diameter portion 10 with collection unit 20 by pipeline 41.Conveying device 40 preferably adopts compressed air to carry when carrying desulfurizing agent.
In said process, can spray into water smoke in wide diameter portion 10.Like this, desulfurizing agent and water smoke reaction generate alkaline matter (hydration reaction namely occurs), can react with sulfur dioxide better like this.
Comprise the following steps according to the sulfur method of the desulfurizer of the application's embodiment three:
Allow flue gas enter from the horizontal segment of flue in the wide diameter portion 10 of vertical setting to reduce flow velocity.Structure and the annexation of wide diameter portion 10 are same as the previously described embodiments, do not repeat them here.
Carry out desulphurization reaction in wide diameter portion 10.Simultaneously, the desulfurizing agent in flue gas is collected in the bottom of wide diameter portion 10.With the desulfurizing agent discharging in the flue gas of collecting, the desulfurizing agent in the dissolving flue gas.Liquid in the separate dissolved pond and solid filter the liquid be separated, make liquid backflow after filtration to wide diameter portion 10.
In said process, collect step and can realize by the bottom that is connected to wide diameter portion 10 and the collection unit 20 of shrinking gradually the ground extension along the bottom of wide diameter portion 10 downwards.The desulfurizing agent of collection unit 20 interior collections need to be expelled in dissolving tank 70 by the device for discharging 30 that connects and be arranged on the exit of collection unit 20 and soak and dissolve.Device for discharging 30 can adopt star-like discharging device, screw input feeder etc.Separating step can realize by liquid-solid separation device 80, such as plate and frame filter press etc.The liquid that is separated is back in wide diameter portion 10 by pipeline 91.Conveying device 90 is preferably liquor pump.Pipeline 91 can be connected to middle and lower part and/or bottom, and in order to improve further desulfuration efficiency, pipeline 91 is connected to the bottom of wide diameter portion 10 and corresponding with the position of import 11.
The above is only preferred embodiment of the present utility model, is not limited to the utility model, and for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (14)
1. a desulfurizer, is characterized in that, comprising:
Wide diameter portion (10) vertically is arranged in flue, and described wide diameter portion (10) has import (11) outlet (12) that is connected with described flue.
2. desulfurizer according to claim 1, is characterized in that, also comprises:
Collection unit (20), for the desulfurizing agent of collecting flue gas, described collection unit (20) is connected to the bottom of described wide diameter portion (10) and shrinks gradually ground downwards along the bottom of described wide diameter portion (10) and extend;
Device for discharging (30) is connected with described collection unit (20);
Conveying device (40,90) is connected with the outlet of described device for discharging (30) and passes through pipeline (41,91) and is connected so that the desulfurizing agent in the described flue gas of collecting is back in described wide diameter portion (10) with described collection unit (20).
3. desulfurizer according to claim 2, is characterized in that, described pipeline (41) is communicated with middle part and/or the middle and upper part of described wide diameter portion (10).
4. desulfurizer according to claim 2, is characterized in that, also comprises humidifying device (50), and it comprises a plurality of shower nozzles that are connected on described wide diameter portion (10).
5. desulfurizer according to claim 4, is characterized in that, described a plurality of shower nozzles form the multilayer that vertically arranges, and every layer all has a plurality of shower nozzles that distribute along circumferentially.
6. desulfurizer according to claim 4, is characterized in that, described a plurality of nozzle connectings are connected on the bottom of described wide diameter portion (10) and corresponding with the position of described import (11).
7. desulfurizer according to claim 2, is characterized in that, also comprises:
Dissolving tank (70) is connected with described device for discharging (30), is used for dissolving the desulfurizing agent of the described flue gas of collecting;
Liquid-solid separation device (80) is connected with described dissolving tank (70), and for separating of the liquid in described dissolving tank and solid, the described liquid that is separated is back in described wide diameter portion (10) by described pipeline (91).
8. desulfurizer according to claim 7, is characterized in that, described pipeline (91) is connected to the bottom of described wide diameter portion (10) and corresponding with the position of described import (11).
9. desulfurizer according to claim 7, is characterized in that, is provided with filter (100) between described liquid-solid separation device (80) and described conveying device (90).
10. the described desulfurizer of any one according to claim 2 to 6, is characterized in that, also comprises to interior the first auxiliary adding set (61) that adds desulfurizing agent of described conveying device (40).
11. according to claim 7 to 9, the described desulfurizer of any one, is characterized in that, also comprises to interior the second auxiliary adding set (62) that adds alkaline solution of described pipeline (91).
12. the described desulfurizer of any one according to claim 1 to 9, it is characterized in that, the axial line of the horizontal segment (1) of the axial line of described wide diameter portion (10) and described flue intersects, and described desulfurizer also comprises the deflector (13) that is arranged on described import (11) position so that flue gas rises in the shape of a spiral in described wide diameter portion (10).
13. according to claim 1 to 9, the described desulfurizer of any one, is characterized in that, it is upper so that flue gas rising in the shape of a spiral in described wide diameter portion (10) that the horizontal segment of described flue (1) tangentially is connected to described wide diameter portion (10).
14. desulfurizer according to claim 1, it is characterized in that, described import (11) is connected with the horizontal segment (1) of the flue of upstream, and the position of described outlet (12) in the vertical direction is higher than described import (11), and described outlet (12) is connected with the deduster in downstream.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220667017 CN203002209U (en) | 2012-12-06 | 2012-12-06 | Desulfurizing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220667017 CN203002209U (en) | 2012-12-06 | 2012-12-06 | Desulfurizing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203002209U true CN203002209U (en) | 2013-06-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220667017 Expired - Fee Related CN203002209U (en) | 2012-12-06 | 2012-12-06 | Desulfurizing device |
Country Status (1)
| Country | Link |
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| CN (1) | CN203002209U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102961961A (en) * | 2012-12-06 | 2013-03-13 | 碧水蓝天环境工程有限公司 | Desulfuration device and desulfuration method |
| CN111265983A (en) * | 2020-03-25 | 2020-06-12 | 吐鲁番瑞德化轻有限公司 | Two-section binary flue gas treatment system |
-
2012
- 2012-12-06 CN CN 201220667017 patent/CN203002209U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102961961A (en) * | 2012-12-06 | 2013-03-13 | 碧水蓝天环境工程有限公司 | Desulfuration device and desulfuration method |
| CN102961961B (en) * | 2012-12-06 | 2016-01-20 | 碧水蓝天环境工程有限公司 | Desulfurizer and sulfur method |
| CN111265983A (en) * | 2020-03-25 | 2020-06-12 | 吐鲁番瑞德化轻有限公司 | Two-section binary flue gas treatment system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 2 building, No. 16, the Yellow River Road, Liaocheng Economic Development Zone, Shandong 252000, China Patentee after: CRYSTAL WATER AND BLUE SKY ENVIRONMENTAL PROTECTION GROUP Co.,Ltd. Address before: 2 building, No. 16, the Yellow River Road, Liaocheng Economic Development Zone, Shandong 252000, China Patentee before: CRYSTAL WATER AND BLUE SKY ENVIRONMENTAL ENGINEERING Co.,Ltd. |
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| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20181213 Address after: 250000 the 1 floor, 13 story 1303 room, A building, Grand View Plaza, west of Xian Wen Road, Lixia District, Ji'nan, Shandong. Patentee after: Shandong national kernels Energy Saving Technology Co.,Ltd. Address before: 252000 Building No. 16, Huanghe Road, Liaocheng Economic Development Zone, Shandong Province Patentee before: CRYSTAL WATER AND BLUE SKY ENVIRONMENTAL PROTECTION GROUP Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130619 Termination date: 20211206 |