CN215610540U - Wet flue gas desulfurization device - Google Patents
Wet flue gas desulfurization device Download PDFInfo
- Publication number
- CN215610540U CN215610540U CN202121277310.XU CN202121277310U CN215610540U CN 215610540 U CN215610540 U CN 215610540U CN 202121277310 U CN202121277310 U CN 202121277310U CN 215610540 U CN215610540 U CN 215610540U
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- CN
- China
- Prior art keywords
- air
- flue gas
- air gathering
- fixedly connected
- wet flue
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/80—Semi-solid phase processes, i.e. by using slurries
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C13/00—Disintegrating by mills having rotary beater elements ; Hammer mills
- B02C13/14—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices
- B02C13/18—Disintegrating by mills having rotary beater elements ; Hammer mills with vertical rotor shaft, e.g. combined with sifting devices with beaters rigidly connected to the rotor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
- B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Food Science & Technology (AREA)
- Treating Waste Gases (AREA)
Abstract
The utility model belongs to the technical field of wet desulphurization, and particularly relates to a wet flue gas desulphurization device which comprises a desulphurization tower, wherein the bottom of the desulphurization tower is provided with an air inlet pipeline, the top of the desulphurization tower is provided with an air outlet pipeline, the air inlet pipeline is fixedly connected with an air gathering mechanism, the air gathering mechanism comprises an air gathering cover, the air gathering cover is fixedly connected to the air inlet pipeline through a support, the center of the air gathering cover is fixedly connected with an air gathering ring, and the inner side of the air gathering ring is in a zigzag shape; the desulfurizing tower is communicated with a spray pipe, a plurality of spray heads are arranged below the spray pipe, and a crushing device is installed in the spray heads. The utility model can ensure that the slurry and the gas are in full contact reaction, and the spray head can not be blocked by solid matters in the flue gas in the long-term use process, so that the desulfurization efficiency is higher.
Description
Technical Field
The utility model belongs to the technical field of wet desulphurization, and particularly relates to a wet flue gas desulphurization device.
Background
Among numerous wet flue gas desulfurization technologies, wet flue gas desulfurization always dominates, and currently, among the desulfurization devices built in the world, the wet desulfurization device accounts for about 80%, while the spray desulfurization is the most common, and the spray desulfurization mode requires large gas-liquid contact area, good gas absorption reaction performance, small pressure loss and adaptability to flue gas flow changes within a certain range.
And the spray set thick liquid that sets up among the current desulphurization unit can't fully contact with gas and react, and the shower nozzle is in the in-process of long-term use moreover, probably blockked up by the solid matter in the flue gas, influences subsequent desulfurization effect, leads to the efficiency of desulfurization to hang down excessively.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model provides the wet flue gas desulfurization device, which can ensure that slurry and gas are in full contact reaction, the spray head is not blocked by solid matters in the flue gas in the long-term use process, and the desulfurization efficiency is higher.
The purpose of the utility model can be realized by the following technical scheme: a wet flue gas desulfurization device comprises a desulfurization tower, wherein an air inlet pipeline is arranged at the bottom of the desulfurization tower, an air outlet pipeline is arranged at the top of the desulfurization tower, an air gathering mechanism is fixedly connected to the air inlet pipeline and comprises an air gathering cover, the air gathering cover is fixedly connected to the air inlet pipeline through a support, an air gathering ring is fixedly connected to the center of the air gathering cover, and the inner side of the air gathering ring is in a zigzag shape;
the desulfurizing tower is communicated with a spray pipe, a plurality of spray heads are arranged below the spray pipe, and a crushing device is installed in the spray heads.
Further, the gas gathering cover is of a cone frustum shape.
Further, the center of the air gathering ring is positioned right above the center of the air inlet pipeline.
Further, the smashing device comprises a base, the base is fixedly connected to the inner side wall of the spray head, a fixed shaft is arranged on the base, a spiral impeller is sleeved on the fixed shaft, a mounting hole is formed in the center of the spiral impeller and sleeved on the fixed shaft, countersunk holes are formed in the two ends of the mounting hole, a bearing is arranged in each countersunk hole and located between the two ends of the mounting hole and the fixed shaft, and an end cover is connected to the top of the mounting hole.
Further, the base and the fixed shaft are integrally formed.
Furthermore, the spray pipe is spiral, and the diameter of the spiral is smaller downwards.
The utility model has the beneficial effects that:
1. the gas gathering mechanism is arranged above the gas inlet pipeline, so that the turbulence degree in the rising process of the flue gas is enhanced, the gas-liquid contact effect is greatly improved, the speed of the desulfurization reaction is increased, the efficiency of the desulfurization reaction is improved, and the desulfurization effect is enhanced.
2. The crushing device is arranged in the spray head, so that impurities in the flue gas are prevented from entering a spray head pipeline to cause blockage.
Drawings
In order to facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic top view of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the air collecting mechanism of the present invention;
FIG. 3 is a schematic view of the structure of the shower pipe of the present invention;
figure 4 is an exploded view of the comminution apparatus of the present invention.
In the figure: 1. a desulfurizing tower; 2. an air intake duct; 3. an air outlet pipe;
4. a gas gathering mechanism; 41. a gas gathering cover; 42. a support; 43. a gas gathering ring;
5. a shower pipe; 6. a spray head;
7. a crushing device; 71. a base; 72. a fixed shaft; 73. a helical impeller; 74. mounting holes; 75. a bearing; 76. and (4) end covers.
Detailed Description
The utility model is further described below with reference to the accompanying drawings: as shown in fig. 1 to 3 in the drawings of the specification, a wet flue gas desulfurization device includes a desulfurization tower 1, an air inlet pipe 2 is arranged at the bottom of the desulfurization tower 1, an air outlet pipe 3 is arranged at the top of the desulfurization tower, an air gathering mechanism 4 is fixedly connected to the air inlet pipe 2, the air gathering mechanism 4 includes an air gathering cover 41, the air gathering cover 41 is fixedly connected to the air inlet pipe 2 through a support 42, an air gathering ring 43 is fixedly connected to the center of the air gathering cover 41, and the inner side of the air gathering ring 43 is zigzag;
the desulfurizing tower 1 is communicated with a spray pipe 5, a plurality of spray heads 6 are arranged below the spray pipe 5, and a crushing device 7 is arranged in each spray head 6.
Further, the gas collecting hood 41 is a cone frustum.
Further, the center of the air gathering ring 43 is located right above the center of the air inlet pipe 2.
Further, the smashing device comprises a base 71, the base 71 is fixedly connected to the inner side wall of the spray head 6, a fixing shaft 72 is arranged on the base 71, a spiral impeller 73 is sleeved on the fixing shaft 72, a mounting hole 74 is formed in the center of the spiral impeller 73, the mounting hole 74 is sleeved on the fixing shaft 72, countersunk holes are formed in two ends of the mounting hole 74, bearings 75 are arranged in the countersunk holes, the bearings 75 are located between two ends of the mounting hole 73 and the fixing shaft 72, and the top of the mounting hole 73 is connected with an end cover 76.
Further, the base 71 and the fixing shaft 72 are integrally formed.
Further, the spray pipe 5 is spiral, and the diameter of the spiral is smaller downwards.
The use principle is as follows:
flue gas gets into desulfurizing tower 1 from admission line 2 in, because admission line 2's top is provided with gathers gas mechanism 4, gather gas mechanism 4 and include that the frustum of a cone type gathers gas cover 41, gather gas cover 41 and pass through support 42 rigid coupling in admission line 2, the center rigid coupling that gathers gas cover 41 has and gathers gas ring 43, it is the cockscomb structure to gather gas ring 43 inboard, the ascending torrent degree of in-process of reinforcing flue gas, great improvement the gas-liquid phase effect of contacting, accelerate desulfurization reaction's speed and the efficiency that promotes desulfurization reaction, the effect of reinforcing desulfurization.
Meanwhile, the gas gathering mechanism 4 can enable the flow rate of the flue gas close to the center of the flue gas discharge hole to be high, and the spiral spray pipe 5 enables the sprayed liquid drops to be distributed to be the shortest distance from the center of the spray layer to the inlet pipeline, so that the gas and the liquid are in full contact, and the desulfurization efficiency is improved.
A crushing device 7 is installed in the spray head 6. The smashing device comprises a base 71, the base 71 is fixedly connected to the inner side wall of the spray head 6, a fixing shaft 72 is arranged on the base 71, a spiral impeller 73 is sleeved on the fixing shaft 72, a mounting hole 74 is formed in the center of the spiral impeller 73, the mounting hole 74 is sleeved on the fixing shaft 72, countersunk holes are formed in two ends of the mounting hole 74, a bearing 75 is arranged in each countersunk hole, the bearing is favorably mounted and fixed, and mounting accuracy of the bearing is improved. The bearings 75 are located between both ends of the mounting hole 73 and the fixed shaft 72, and an end cap 76 is connected to the top of the mounting hole 73. The water flow drives the spiral impeller 73 to rotate in the spray head 6, so that impurities in the flue gas are prevented from entering the spray head pipeline to cause blockage.
The foregoing is merely exemplary and illustrative of the present invention, and various modifications, additions and substitutions of the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the utility model as defined in the accompanying claims.
Claims (6)
1. The utility model provides a flue gas wet flue gas desulfurization device, includes the desulfurizing tower, its characterized in that: the bottom of the desulfurization tower is provided with an air inlet pipeline, the top of the desulfurization tower is provided with an air outlet pipeline, the air inlet pipeline is fixedly connected with an air gathering mechanism, the air gathering mechanism comprises an air gathering cover, the air gathering cover is fixedly connected to the air inlet pipeline through a support, the center of the air gathering cover is fixedly connected with an air gathering ring, and the inner side of the air gathering ring is in a zigzag shape;
the desulfurizing tower is communicated with a spray pipe, a plurality of spray heads are arranged below the spray pipe, and a crushing device is installed in the spray heads.
2. The wet flue gas desulfurization device according to claim 1, characterized in that: the gas gathering cover is in a cone frustum shape.
3. The wet flue gas desulfurization device according to claim 1, characterized in that: the center of the gas gathering ring is positioned right above the center of the gas inlet pipeline.
4. The wet flue gas desulfurization device according to claim 1, characterized in that: the smashing device comprises a base, the base is fixedly connected to the inner side wall of the sprayer, a fixed shaft is arranged on the base, a spiral impeller is sleeved on the fixed shaft, a mounting hole is formed in the center of the spiral impeller and sleeved on the fixed shaft, countersunk holes are formed in the two ends of the mounting hole, bearings are arranged in the countersunk holes and located between the two ends of the mounting hole and the fixed shaft, and an end cover is connected to the top of the mounting hole.
5. The wet flue gas desulfurization device according to claim 4, characterized in that: the base and the fixed shaft are integrally formed.
6. The wet flue gas desulfurization device according to claim 1, characterized in that: the spray pipe is spiral, and the diameter of the spiral is smaller downwards.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121277310.XU CN215610540U (en) | 2021-06-08 | 2021-06-08 | Wet flue gas desulfurization device |
| PCT/CN2021/102437 WO2022257195A1 (en) | 2021-06-08 | 2021-06-25 | Flue gas wet desulfurization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121277310.XU CN215610540U (en) | 2021-06-08 | 2021-06-08 | Wet flue gas desulfurization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215610540U true CN215610540U (en) | 2022-01-25 |
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ID=79942133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121277310.XU Active CN215610540U (en) | 2021-06-08 | 2021-06-08 | Wet flue gas desulfurization device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN215610540U (en) |
| WO (1) | WO2022257195A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116850763B (en) * | 2023-08-30 | 2024-02-23 | 济宁市嘉祥生态环境监控中心 | High-efficient thermal power flue gas desulfurization purification treatment device |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002253925A (en) * | 2001-03-01 | 2002-09-10 | Babcock Hitachi Kk | Wet type stack gas desulfurization apparatus |
| CN101274214A (en) * | 2007-12-29 | 2008-10-01 | 北京博奇电力科技有限公司 | Spray tower for treating flue gas and gas gathering ring for the same |
| CN205236221U (en) * | 2015-12-15 | 2016-05-18 | 广州大学 | Sewage irrigation prevents blockking up shower nozzle |
| CN208542024U (en) * | 2018-07-09 | 2019-02-26 | 江西井冈山博奇环保科技有限公司 | A kind of high-efficiency desulfurization single column binary cycle system |
| CN210057864U (en) * | 2018-12-28 | 2020-02-14 | 山东国舜建设集团有限公司 | Device for improving wet desulphurization efficiency |
| CN211274186U (en) * | 2019-10-14 | 2020-08-18 | 苏州力一环境科技有限公司 | Environment-friendly flue gas desulfurization denitration integration tower |
| CN111659248A (en) * | 2020-05-20 | 2020-09-15 | 江西井冈山博奇环保科技有限公司 | Wet flue gas desulfurization device for power plant |
-
2021
- 2021-06-08 CN CN202121277310.XU patent/CN215610540U/en active Active
- 2021-06-25 WO PCT/CN2021/102437 patent/WO2022257195A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2022257195A1 (en) | 2022-12-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 225000 No. 1, Hongyuan Road, high end equipment manufacturing industrial park, Shaobo Town, Jiangdu District, Yangzhou City, Jiangsu Province Patentee after: Jiangsu Fengye Environmental Technology Group Co.,Ltd. Address before: 225000 Shaobo town Zhaoguan Jinghang village Jiangdu District Yangzhou City Jiangsu Province Patentee before: JIANGSU FENG YE TECHNOLOGY ENVIRONMENTAL PROTECTION GROUP Co.,Ltd. |
|
| CP03 | Change of name, title or address |