CN118105834B - Flue gas adsorption fluidized bed desulfurization reaction device - Google Patents
Flue gas adsorption fluidized bed desulfurization reaction device Download PDFInfo
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- CN118105834B CN118105834B CN202410530345.1A CN202410530345A CN118105834B CN 118105834 B CN118105834 B CN 118105834B CN 202410530345 A CN202410530345 A CN 202410530345A CN 118105834 B CN118105834 B CN 118105834B
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 56
- 239000003546 flue gas Substances 0.000 title claims abstract description 56
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 54
- 230000023556 desulfurization Effects 0.000 title claims abstract description 54
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 22
- 238000001179 sorption measurement Methods 0.000 title claims abstract description 15
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 claims abstract description 136
- 235000010265 sodium sulphite Nutrition 0.000 claims abstract description 68
- 230000007246 mechanism Effects 0.000 claims abstract description 65
- 230000003009 desulfurizing effect Effects 0.000 claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 239000000779 smoke Substances 0.000 claims abstract description 6
- 238000004140 cleaning Methods 0.000 claims description 47
- 239000007921 spray Substances 0.000 claims description 29
- 230000005540 biological transmission Effects 0.000 claims description 27
- 238000001514 detection method Methods 0.000 claims description 19
- 239000003795 chemical substances by application Substances 0.000 claims description 18
- 238000004064 recycling Methods 0.000 claims description 13
- 238000005507 spraying Methods 0.000 claims description 9
- 239000012634 fragment Substances 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 claims 1
- 239000000428 dust Substances 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 7
- 239000010865 sewage Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000010405 clearance mechanism Effects 0.000 abstract 2
- 238000011084 recovery Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 10
- 230000009471 action Effects 0.000 description 9
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 8
- 239000012535 impurity Substances 0.000 description 5
- 230000014759 maintenance of location Effects 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 239000003344 environmental pollutant Substances 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000000241 respiratory effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The invention relates to the technical field of flue gas treatment, and particularly discloses a flue gas adsorption fluidized bed desulfurization reaction device, which aims to solve the technical problems that: when the existing desulfurization reaction device is used for desulfurizing the flue gas, the flue gas has quicker fluidity in the desulfurization reaction device, so that dust in the flue gas is difficult to clean, and the sodium sulfite solution sprayed by the desulfurization reaction device is not uniform enough, thereby reducing the quality of flue gas desulfurization. The technical proposal is as follows: the novel sewage treatment device comprises a main body mechanism, wherein the main body mechanism comprises a tower body, a sewage discharge pipe is communicated with the bottom of the right side of the tower body, an air outlet pipe is communicated with the top of the tower body, and a positioning frame is arranged in an inner cavity of the tower body. The beneficial effects of the invention are as follows: through utilizing induced air clearance mechanism, can lead under induced air clearance mechanism's effect to the flue gas, then under the effect that the flue gas was bloied, make the paddle drive the filter screen rotation and break up sodium sulfite solution and be water smoke form, can remove dust the flue gas and handle.
Description
Technical Field
The invention relates to the technical field of flue gas separation treatment, in particular to a flue gas adsorption fluidized bed desulfurization reaction device.
Background
Sulfur dioxide is a gaseous pollutant with larger content and wider influence area in the prior atmospheric pollutants, has wide sources of sulfur dioxide in the atmosphere, is probably produced by almost all industrial enterprises, mainly comes from the combustion process of fossil fuel, the roasting and smelting processes of sulfide ore and the like, is colorless and has strong pungent odor gas, has strong toxic action on human respiratory organs, and can also invade human bodies through skin and pores or enter human bodies through food and drinking water to cause harm.
At present, sulfur dioxide is used as the most main pollutant in the flue gas discharged by a circulating fluidized bed boiler of a coal-fired power plant, and the discharge of the sulfur dioxide is strictly limited, so that the circulating fluidized bed boiler is generally provided with a desulfurization reaction device, when the flue gas is desulfurized by the existing desulfurization reaction device, dust in the flue gas is difficult to clean because the flue gas has quicker internal fluidity, and sodium sulfite solution sprayed by the desulfurization reaction device is not uniform enough, so that the quality of flue gas desulfurization is reduced.
Disclosure of Invention
The invention aims to provide a flue gas adsorption fluidized bed desulfurization reaction device for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the flue gas adsorption fluidized bed desulfurization reaction device comprises a main body mechanism, wherein the main body mechanism comprises a tower body, the bottom of the right side of the tower body is communicated with a sewage drain pipe, the top of the tower body is communicated with an air outlet pipe, the inner cavity of the tower body is provided with a positioning frame, the inner side of the positioning frame is provided with a waterproof and breathable film, and the inner cavity of the tower body is provided with an induced air cleaning mechanism;
The induced air cleaning mechanism comprises an induced air unit, wherein the induced air unit is arranged in the inner cavity of the tower body and is used for guiding and dedusting smoke;
The induced draft cleaning mechanism further comprises a cleaning unit, wherein the cleaning unit is arranged in the inner cavity of the tower body and is used for cleaning the inner wall of the tower body;
the left side of the tower body is provided with a spray recovery mechanism which is used for desulfurizing the flue gas, and the spray recovery mechanism is matched with the induced air cleaning mechanism;
the inner cavity of the tower body is provided with a flow guiding mechanism, the flow guiding mechanism is used for scattering sodium sulfite solution, the contact area between the sodium sulfite solution and flue gas is increased, and the flow guiding mechanism is matched with the spraying recovery mechanism.
Preferably, the induced air unit includes intake pipe and transfer line, the intake pipe sets up in the outside of tower body, the right side of intake pipe runs through to the inner chamber of tower body and communicates there is the wind-guiding shell, the outside fixedly connected with connecting block of wind-guiding shell, one side that the wind-guiding shell was kept away from to the connecting block and the inner wall fixed connection of tower body, the inboard intercommunication of wind-guiding shell has the guide duct, the fixed surface cover of transfer line is equipped with two bearings, the outer lane of one of them bearing and the inner wall fixed connection of tower body, the outer lane fixedly connected with locating sleeve of another bearing, the fixed surface of locating sleeve is connected with the paddle, the quantity of paddle is ten, wind-guiding recess has been seted up to the surface of paddle, the inner wall of paddle is provided with the filter screen.
Preferably, the surface fixing sleeve of the transmission rod is provided with a bearing, the outer ring of the bearing is fixedly connected with a first limiting frame, and one side of the first limiting frame, which is close to the tower body, is fixedly connected with the inner wall of the tower body.
Preferably, the cleaning unit comprises a second limiting frame and a limiting sleeve, one side of the second limiting frame, which is close to the tower body, is fixedly connected with the inner wall of the tower body, an inner cavity of the second limiting frame is fixedly connected with a bearing, an inner ring of the bearing is sleeved with a surface fixing of the transmission rod, a T-shaped plate is fixedly connected with the top of the second limiting frame, a bearing is fixedly connected with the right side of the T-shaped plate, an inner ring of the bearing is fixedly connected with a first bevel gear through a shaft rod, a second bevel gear is connected with the bottom of the first bevel gear in a meshed mode, a third bevel gear is connected with the bottom of the second bevel gear in a meshed mode, a rotary table is fixedly connected with the top of the third bevel gear, the bottom of the rotary table is in contact with the top of the T-shaped plate, a water flowing hole is formed in the inner cavity of the rotary table, the inner cavity of the limiting sleeve is fixedly connected with the bearing, the inner ring of the bearing is fixedly connected with the surface fixing of the transmission rod, a cleaning support is fixedly connected with the surface fixing of the limiting sleeve, one side of the cleaning support is close to the tower body, one side of the scraper blade is connected with the scraper blade, and one side of the scraper blade is far away from the tower body is contacted with the cleaning support.
Preferably, the two sides of the T-shaped plate are provided with the fixing blocks, and the bottoms of the fixing blocks are fixedly connected with the top of the second limiting frame.
Preferably, the bottom fixedly connected with gag lever post of third bevel gear, the spacing groove has been seted up at the top of transfer line, the bottom of gag lever post runs through to the bottom of second bevel gear and rotates with the inner chamber in spacing groove and be connected.
Preferably, the spray recycling mechanism comprises a fixing frame and a guide disc, the right side of the fixing frame is fixedly connected with the left side of the tower body, the inner cavity of the guide disc is fixedly connected with a desulfurizing agent storage tank and a detection box, a feeding pipe is communicated with the top of the desulfurizing agent storage tank, a connecting pipe is communicated with the front side of the desulfurizing agent storage tank, the front side of the fixing frame is fixedly connected with a first desulfurizing pump, the front side of the connecting pipe is communicated with the input end of the first desulfurizing pump, the output end of the first desulfurizing pump is communicated with a spray pipe, the right side of the spray pipe penetrates through the inner cavity of the tower body and is communicated with the spray disc, the guide disc is located at the lower side of the spray disc, the left side of the guide disc is fixedly connected with the inner wall of the tower body, the inner cavity of the detection box is provided with a sodium sulfite concentration sensor, the left side of the fixing frame is fixedly connected with a second desulfurizing pump, the output end of the second desulfurizing pump is communicated with the detection box through a pipeline, the input end of the second desulfurizing pump on the rear side is communicated with the input end of the first desulfurizing pump, the right side of the desulfurizing pump is communicated with the inner cavity of the water storage tank, and the inner cavity of the water storage tank is communicated with the right side of the water storage tank.
Preferably, the left side of the detection box is communicated with a drain pipe, and the surface of the drain pipe is sleeved with an electromagnetic valve.
Preferably, the guiding mechanism comprises three guiding shells, one side of the guiding shells, which is close to the tower body, is fixedly connected with the inner wall of the tower body, the bottom of the inner cavity of the guiding shells is fixedly connected with a sliding rod, the surface of the sliding rod is sleeved with a guiding plate, the surface of the guiding plate is provided with a plurality of diversion cones, the bottom of the guiding plate is fixedly connected with an elastic sheet, and the bottom of the elastic sheet is fixedly connected with the inner wall of the guiding shell.
Preferably, the bottom fixedly connected with T type support of shell body, the surface of T type support passes through bolt fixedly connected with bracing piece, one side fixedly connected with L type support that the T type support was kept away from to the bracing piece, one side and the inner wall fixed connection of tower body that the bracing piece was kept away from to L type support.
Compared with the prior art, the invention has the beneficial effects that:
According to the invention, the induced air cleaning mechanism is utilized to guide the flue gas, then the blades drive the filter screen to rotate to scatter the sodium sulfite solution into a water mist shape under the action of the induced air cleaning mechanism, the flue gas can be dedusted, the unreacted sodium sulfite solution can be recycled under the action of the spraying and recycling mechanism, the waste of sodium sulfite solution raw materials is avoided, the guide mechanism is utilized to guide the sodium sulfite solution under the action of the guide mechanism, the sodium sulfite solution falls on the surface of the guide plate in the guide process, and the water drops of the sodium sulfite solution can be scattered by the split cone to be diffused in the inner cavity of the tower body, so that the contact area of the sodium sulfite solution and the flue gas is increased, and the desulfurization efficiency of the flue gas is improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a front cross-sectional view of the tower structure of the present invention;
FIG. 3 is a schematic diagram of the induced draft cleaning mechanism and the spray recovery mechanism of the present invention;
FIG. 4 is a cross-sectional view of the air inlet pipe, air guiding shell and air guiding pipe of the present invention;
FIG. 5 is a schematic view of the structure of the air induction unit and the cleaning unit of the present invention;
FIG. 6 is a cross-sectional view of the cleaning unit of the present invention;
FIG. 7 is an enlarged view of the structure of FIG. 6A in accordance with the present invention;
FIG. 8 is a schematic view of the spray recovery mechanism of the present invention;
FIG. 9 is a rear elevational view of the spray recovery mechanism of the present invention;
FIG. 10 is a schematic view of a diversion mechanism according to the present invention;
FIG. 11 is a bottom view of the deflector mechanism of the present invention;
Fig. 12 is a structural exploded view of the spacer and waterproof breathable film of the present invention.
In the figure: 1. a main body mechanism; 11. a tower body; 12. a blow-down pipe; 13. an air outlet pipe; 14. a positioning frame; 15. a waterproof breathable film; 2. an induced draft cleaning mechanism; 21. an induced air unit; 2101. an air inlet pipe; 2102. an air guiding shell; 2103. a connecting block; 2104. an air guide pipe; 2105. a transmission rod; 2106. a positioning sleeve; 2107. a paddle; 2108. an air guiding groove; 2109. a filter screen; 2110. a first limiting frame; 22. a cleaning unit; 2201. the second limiting frame; 2202. t-shaped plates; 2203. a first bevel gear; 2204. a second bevel gear; 2205. a third bevel gear; 2206. a turntable; 2207. a water flow hole; 2208. a limit sleeve; 2209. cleaning a bracket; 2210. a scraper; 2211. a retention block; 2212. a limit rod; 2213. a limit groove; 3. a spray recovery mechanism; 301. a fixing frame; 302. a desulfurizing agent storage tank; 303. a feed pipe; 304. a connecting pipe; 305. a first desulfurization pump; 306. a shower pipe; 307. a spray tray; 308. a deflector disc; 309. a detection box; 310. sodium sulfite concentration sensor; 311. a second desulfurization pump; 312. a return pipe; 313. a water storage case; 314. a flow guiding pipe; 315. a water supply pipe; 316. a drain pipe; 317. an electromagnetic valve; 4. a diversion mechanism; 401. a diversion shell; 402. a slide bar; 403. a deflector; 404. a split cone; 405. a spring plate; 406. a T-shaped bracket; 407. a support rod; 408. an L-shaped bracket.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-12, the present invention provides a technical solution: the invention provides a flue gas adsorption fluidized bed desulfurization reaction device, which is correspondingly improved aiming at the technical problems in the background art, and comprises a main body mechanism 1, wherein the main body mechanism 1 comprises a tower body 11, the bottom of the right side of the tower body 11 is communicated with a sewage discharge pipe 12, the top of the tower body 11 is communicated with an air outlet pipe 13, the inner cavity of the tower body 11 is provided with a positioning frame 14, the inner side of the positioning frame 14 is provided with a waterproof ventilated membrane 15, and the inner cavity of the tower body 11 is provided with an induced air cleaning mechanism 2;
The induced air cleaning mechanism 2 comprises an induced air unit 21, wherein the induced air unit 21 is arranged in the inner cavity of the tower body 11, and the induced air unit 21 is used for guiding and dedusting smoke;
the induced draft cleaning mechanism 2 further comprises a cleaning unit 22, wherein the cleaning unit 22 is arranged in the inner cavity of the tower body 11, and the cleaning unit 22 is used for cleaning the inner wall of the tower body 11;
the left side of the tower body 11 is provided with a spray recovery mechanism 3, the spray recovery mechanism 3 is used for desulfurizing the flue gas, and the spray recovery mechanism 3 is matched with the induced air cleaning mechanism 2 for use;
the inner cavity of the tower body 11 is provided with a flow guiding mechanism 4, the flow guiding mechanism 4 is used for scattering sodium sulfite solution, the contact area between the sodium sulfite solution and flue gas is increased, and the flow guiding mechanism 4 is matched with the spraying and recycling mechanism 3.
The air inducing unit 21 comprises an air inlet pipe 2101 and a transmission rod 2105, wherein the air inlet pipe 2101 is arranged at the outer side of the tower body 11, the right side of the air inlet pipe 2101 penetrates through the inner cavity of the tower body 11 and is communicated with an air guide shell 2102, the outer side of the air guide shell 2102 is fixedly connected with a connecting block 2103, one side of the connecting block 2103, which is far away from the air guide shell 2102, is fixedly connected with the inner wall of the tower body 11, the inner side of the air guide shell 2102 is communicated with an air guide pipe 2104, two bearings are fixedly sleeved on the surface of the transmission rod 2105, the outer ring of one bearing is fixedly connected with the inner wall of the tower body 11, the outer ring of the other bearing is fixedly connected with a positioning sleeve 2106, the surface of the positioning sleeve 2106 is fixedly connected with blades 2107, the number of the blades 2107 is ten, air guide grooves 2108 are formed in the surface of the blades 2107, and filter screens 2109 are arranged on the inner wall of the blades 2107; through setting up induced air unit 21, can lead under induced air unit 21's effect, simultaneously under the effect that the flue gas was bloied, make paddle 2107 drive filter screen 2109 rotatory, break up sodium sulfite solution and be water smoke form through filter screen 2109 to can carry out dust removal to the flue gas.
The surface of the transmission rod 2105 is fixedly sleeved with a bearing, the outer ring of the bearing is fixedly connected with a first limiting frame 2110, and one side of the first limiting frame 2110, which is close to the tower 11, is fixedly connected with the inner wall of the tower 11; through setting up first spacing 2110, can carry out spacingly to transmission pole 2105, improve transmission pole 2105 pivoted stability, avoid transmission pole 2105 to take place to rock when rotating.
The cleaning unit 22 comprises a second limiting frame 2201 and a limiting sleeve 2208, one side of the second limiting frame 2201, which is close to the tower body 11, is fixedly connected with the inner wall of the tower body 11, the inner cavity of the second limiting frame 2201 is fixedly connected with a bearing, the inner ring of the bearing is fixedly sleeved with the surface of the transmission rod 2105, the top of the second limiting frame 2201 is fixedly connected with a T-shaped plate 2202, the right side of the T-shaped plate 2202 is fixedly connected with a bearing, the inner ring of the bearing is fixedly connected with a first bevel gear 2203 through a shaft rod, the bottom of the right side of the first bevel gear 2203 is in meshed connection with a second bevel gear 2204, the bottom of the second bevel gear 2204 is fixedly connected with the top of the transmission rod 2105, the top on the right side of the first bevel gear 2203 is connected with a third bevel gear 2205 in a meshed manner, the top of the third bevel gear 2205 is fixedly connected with a rotary table 2206, the bottom of the rotary table 2206 is in contact with the top of a T-shaped plate 2202, a water flowing hole 2207 is formed in the inner wall of the rotary table 2206, a bearing is fixedly sleeved in an inner cavity of a limit sleeve 2208, the inner ring of the bearing is fixedly connected with the surface of a transmission rod 2105, a cleaning support 2209 is fixedly connected with the surface of the limit sleeve 2208, a scraper 2210 is fixedly connected with one side, close to the tower body 11, of the cleaning support 2209, and one side, far from the cleaning support 2209, of the scraper 2210 is in contact with the inner wall of the tower body 11; through setting up cleaning element 22, can clear up the impurity that tower body 11 inner wall was stained with under cleaning element 22's effect, utilize carousel 2206 and flow hole 2207 cooperation simultaneously, can spill the sodium sulfite solution of carousel 2206 inner chamber to paddle 2107 surface, clear up the impurity on paddle 2107 surface.
Both sides of the T-shaped plate 2202 are provided with a retention block 2211, and the bottom of the retention block 2211 is fixedly connected with the top of the second limiting frame 2201; through setting up retention block 2211, played the retention effect to T template 2202, improved the stability that T template 2202 used, avoided T template 2202 to take place the skew at the in-process position of using.
The bottom of the third bevel gear 2205 is fixedly connected with a limiting rod 2212, the top of the transmission rod 2105 is provided with a limiting groove 2213, and the bottom of the limiting rod 2212 penetrates through the bottom of the second bevel gear 2204 and is rotationally connected with the inner cavity of the limiting groove 2213; through setting up gag lever post 2212 and spacing groove 2213 cooperation, can improve the rotatory stability of third bevel gear 2205, avoid third bevel gear 2205 to take place vertical displacement in the in-process of using.
The specific implementation manner of the embodiment is as follows: after flue gas enters the inner cavity of the air guide shell 2102 through the air inlet pipe 2101, the air guide pipe 2104 is utilized to guide the air to the air guide groove 2108, under the action of wind force, the blade 2107 drives the transmission rod 2105 clockwise to rotate, the transmission rod 2105 drives the first bevel gear 2203 to rotate when rotating, the first bevel gear 2203 drives the second bevel gear 2204 to rotate when rotating, the second bevel gear 2204 drives the third bevel gear 2205 to rotate when rotating, the third bevel gear 2205 drives the turntable 2206 to rotate anticlockwise, sodium sulfite solution in the inner cavity flows to the surface of the blade 2107 through the water hole 2207, at the moment, sodium sulfite solution is scattered to be mist by the filter screen 2109, namely impurities on the surface of the blade 2107 can be removed, dust removal treatment can be carried out on the flue gas, and the transmission rod 2105 drives the limit sleeve 2208 to rotate in the rotating process, the limit sleeve 2208 drives the cleaning support 2209 to rotate when rotating, the scraper 2210 is driven to rotate, and the scraper 2210 can rotate to clean dust attached to the inner wall 11 through the rotation of the scraper.
Example two
Referring to fig. 1-12, the present invention provides a technical solution: the invention provides a flue gas adsorption fluidized bed desulfurization reaction device, which is correspondingly improved aiming at the technical problems in the background art, a spray recovery mechanism 3 comprises a fixing frame 301 and a guide disc 308, the right side of the fixing frame 301 is fixedly connected with the left side of a tower body 11, the inner cavity of the fixing frame 301 is fixedly connected with a desulfurizing agent storage tank 302 and a detection box 309, the top of the desulfurizing agent storage tank 302 is communicated with a feed pipe 303, the front side of the desulfurizing agent storage tank 302 is communicated with a connecting pipe 304, the front side of the fixing frame 301 is fixedly connected with a first desulfurization pump 305, the front side of the connecting pipe 304 is communicated with the input end of the first desulfurization pump 305, the output end of the first desulfurization pump 305 is communicated with a spray pipe 306, the right side of the spray pipe 306 penetrates into the inner cavity of the tower body 11 and is communicated with a spray disc 307, the guide disc 308 is positioned at the lower side of the spray disc 307, the left side of the guide disc 308 is fixedly connected with the inner wall of the tower body 11, the inner cavity of the detection box 309 is provided with a sodium sulfite concentration sensor 310, the left side and the rear side of the fixing frame 301 are fixedly connected with a second desulfurization pump 311, the output end of the second desulfurization pump 311 on the left side is communicated with the detection box 309 through a pipeline, the input end of the second desulfurization pump 311 on the rear side is communicated with the detection box 309 through a pipeline, the input end of the second desulfurization pump 311 on the left side is communicated with a return pipe 312, the right side of the return pipe 312 penetrates through the inner cavity of the tower body 11 and is communicated with a water storage shell 313, the left side of the water storage shell 313 is fixedly connected with the inner wall of the tower body 11, the right side of the water storage shell 313 is communicated with four guide pipes 314, the top of the output end of the other second desulfurization pump 311 is communicated with a water supply pipe 315, and one end of the water supply pipe 315 is communicated with the inner cavity of the desulfurizing agent storage tank 302; by arranging the spraying and recycling mechanism 3, unreacted sodium sulfite solution can be recycled under the action of the spraying and recycling mechanism 3, and meanwhile, the recycled sodium sulfite solution can be detected by utilizing the sodium sulfite concentration sensor 310, the sodium sulfite solution with higher concentration is pumped into the inner cavity of the desulfurizing agent storage tank 302 for recycling, and the sodium sulfite solution with lower concentration is discharged for treatment.
A drain pipe 316 is communicated with the left side of the detection box 309, and an electromagnetic valve 317 is sleeved on the surface of the drain pipe 316; by providing the drain pipe 316 and the electromagnetic valve 317, the sodium sulfite solution in the inner cavity of the detection tank 309 can be controlled to be discharged by the electromagnetic valve 317.
The specific implementation manner of the embodiment is as follows: after the flue gas is led into the inner cavity of the tower body 11, a worker starts the first desulfurization pump 305 and the second desulfurization pump 311 by using an external power supply, the first desulfurization pump 305 pumps the sodium sulfite solution in the inner cavity of the desulfurizing agent storage tank 302 to the spray pipe 306, the sodium sulfite solution is sprayed into the inner cavity of the tower body 11 through the spray plate 307 for desulfurizing the flue gas, after the unreacted sodium sulfite solution flows into the inner cavity of the water storage shell 313, a part of sodium sulfite solution flows into the inner cavity of the turntable 2206 through the guide pipe 314, the other part of sodium sulfite solution flows back to the inner cavity of the detection box 309 through the second desulfurization pump 311, at the moment, the sodium sulfite concentration sensor 310 detects the concentration of the sodium sulfite solution in the inner cavity of the detection box 309, the sodium sulfite solution reaching a higher concentration set value is detected, the sodium sulfite concentration sensor 310 pumps the sodium sulfite solution to the inner cavity of the desulfurizing agent storage tank 302 for recycling through the second desulfurization pump 311, and when the sodium sulfite solution reaching a lower concentration set value is detected, the sodium sulfite concentration sensor 310 is controlled to be discharged through the drain pipe 316 through the external power supply control electromagnetic valve 317.
Example III
Referring to fig. 1-12, the present invention provides a technical solution: the invention provides a flue gas adsorption fluidized bed desulfurization reaction device, which is correspondingly improved aiming at the technical problems in the background art, wherein a flow guide mechanism 4 comprises three flow guide shells 401, one side of each flow guide shell 401, which is close to a tower body 11, is fixedly connected with the inner wall of the tower body 11, the bottom of the inner cavity of each flow guide shell 401 is fixedly connected with a sliding rod 402, the surface of each sliding rod 402 is sleeved with a flow guide plate 403, the surface of each flow guide plate 403 is provided with a plurality of flow diversion cones 404, the bottom of each flow guide plate 403 is fixedly connected with a spring plate 405, and the bottom of each spring plate 405 is fixedly connected with the inner wall of each flow guide shell 401; through setting up guiding mechanism 4, can lead sodium sulfite solution under guiding mechanism 4's effect, avoid sodium sulfite solution raw materials extravagant, utilize guide plate 403, reposition of redundant personnel awl 404 and shell fragment 405 mutually support simultaneously, can break up sodium sulfite solution's drop of water, increase sodium sulfite solution and the area of contact of flue gas to the desulfurization efficiency of flue gas has been improved.
The bottom of the flow guiding shell 401 is fixedly connected with a T-shaped support 406, the surface of the T-shaped support 406 is fixedly connected with a support rod 407 through a bolt, one side of the support rod 407 away from the T-shaped support 406 is fixedly connected with an L-shaped support 408, and one side of the L-shaped support 408 away from the support rod 407 is fixedly connected with the inner wall of the tower 11; through setting up T type support 406, bracing piece 407 and L type support 408 cooperation, can support the protection to the shell body 401, avoid shell body 401 to take place to drop at the in-process of using to increase the stability that shell body 401 used.
The specific implementation manner of the embodiment is as follows: when sodium sulfite solution flows to the inner cavity of the guide shell 401, the sodium sulfite solution firstly falls on the surface of the guide plate 403, water drops of the sodium sulfite solution can be dispersed through a diversion cone 404 at the top of the guide plate 403, and an elastic sheet 405 is arranged at the bottom of the guide plate 403, so that the guide plate 403 can shake up and down when being impacted by water flow, the water drops are uniformly dispersed, the guide plate 403 can be reset through the elastic sheet 405, the dispersed water drops are uniformly distributed in the inner cavity of the tower body 11, the contact area between the sodium sulfite solution and flue gas is increased, and the flue gas desulfurization efficiency can be improved.
Working principle: after flue gas enters the inner cavity of the air guide shell 2102 through the air inlet pipe 2101, the air is guided to the air guide groove 2108 by the air guide pipe 2104, under the action of wind force, the blade 2107 drives the transmission rod 2105 clockwise, the transmission rod 2105 drives the first bevel gear 2203 to rotate when rotating, the first bevel gear 2203 drives the second bevel gear 2204 to rotate when rotating, the second bevel gear 2204 drives the third bevel gear 2205 to rotate when rotating, the third bevel gear 2205 drives the turntable 2206 to rotate anticlockwise when rotating, and the transmission rod 2105 drives the limit sleeve 2208 to rotate when rotating, the limit sleeve 2208 drives the cleaning support 2209 to rotate when rotating, the cleaning support 2209 drives the scraping plate 2210 to rotate when rotating, dust and impurities adhered to the inner wall of the tower body 11 can be cleaned through the rotation of the scraping plate 2210, after the flue gas is led into the inner cavity of the tower body 11, a worker starts the first desulfurization pump 305 and the second desulfurization pump 311 by using an external power supply, the first desulfurization pump 305 pumps the sodium sulfite solution in the inner cavity of the desulfurizing agent storage tank 302 to the spray pipe 306, and sprays the sodium sulfite solution in the inner cavity of the guide disc 308 through the spray disc 307, at the moment, the sodium sulfite solution in the inner cavity of the guide disc 308 flows to the guide shell 401 at the lower end, And falls on the surface of the deflector 403, water drops of sodium sulfite solution can be dispersed through a flow splitting cone 404 at the top of the deflector 403, and an elastic sheet 405 is arranged at the bottom of the deflector 403, so that the deflector 403 can shake up and down when being impacted by water flow, the water drops are uniformly dispersed, the deflector 403 can be reset through the elastic sheet 405, the dispersed water drops are uniformly distributed in the inner cavity of the tower 11, the contact area between the sodium sulfite solution and flue gas is increased, the flue gas desulfurization efficiency is improved, after the unreacted sodium sulfite solution flows into the inner cavity of the water storage shell 313, a part of sodium sulfite solution flows into the inner cavity of the turntable 2206 through the flow guiding pipe 314, the other part of sodium sulfite solution flows back to the inner cavity of the detection box 309 through the second desulfurization pump 311, at the moment, the sodium sulfite concentration sensor 310 is used for detecting the concentration of the sodium sulfite solution in the inner cavity of the detection box 309, the sodium sulfite solution reaching a higher concentration set value is detected, the sodium sulfite concentration sensor 310 is started to the second desulfurization pump 311 at the rear side through an external power supply, the sodium sulfite solution is pumped to the inner cavity of the desulfurizing agent storage tank 302 through the second desulfurization pump 311 for recycling, when the sodium sulfite solution reaching a lower concentration set value is detected, the sodium sulfite concentration sensor 310 controls the sodium sulfite solution to be discharged through the drain pipe 316 through the external power supply control electromagnetic valve 317, The sodium sulfite solution of honeycomb duct 314 flow direction carousel 2206 inner chamber is the water smoke form through the surface of flow hole 2207 flow direction paddle 2107, utilizes filter screen 2109 to break up sodium sulfite solution, can get rid of the impurity on paddle 2107 surface promptly, can also remove dust to the flue gas simultaneously and handle, and the flue gas that the desulfurization was accomplished passes through outlet duct 13 discharge tower 11, utilizes waterproof ventilated membrane 15 this moment, can block the steam of sodium sulfite solution inside tower 11, avoids causing the polluted environment.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a flue gas absorption fluidized bed desulfurization reaction unit, includes main part mechanism (1), its characterized in that: the main body mechanism (1) comprises a tower body (11), a drain pipe (12) is communicated with the bottom of the right side of the tower body (11), an air outlet pipe (13) is communicated with the top of the tower body (11), a positioning frame (14) is arranged in an inner cavity of the tower body (11), a waterproof and breathable film (15) is arranged on the inner side of the positioning frame (14), and an induced air cleaning mechanism (2) is arranged in the inner cavity of the tower body (11);
The induced air cleaning mechanism (2) comprises an induced air unit (21), wherein the induced air unit (21) is arranged in the inner cavity of the tower body (11), and the induced air unit (21) is used for guiding and dedusting smoke;
The induced air cleaning mechanism (2) further comprises a cleaning unit (22), wherein the cleaning unit (22) is arranged in the inner cavity of the tower body (11), and the cleaning unit (22) is used for cleaning the inner wall of the tower body (11);
The left side of the tower body (11) is provided with a spraying and recycling mechanism (3), the spraying and recycling mechanism (3) is used for desulfurizing flue gas, and the spraying and recycling mechanism (3) is matched with the induced air cleaning mechanism (2);
The inner cavity of the tower body (11) is provided with a flow guiding mechanism (4), the flow guiding mechanism (4) is used for scattering sodium sulfite solution and improving the contact area between the sodium sulfite solution and flue gas, and the flow guiding mechanism (4) is matched with the spraying and recycling mechanism (3);
The wind guiding unit (21) comprises a wind inlet pipe (2101) and a transmission rod (2105), the wind inlet pipe (2101) is arranged on the outer side of the tower body (11), the right side of the wind inlet pipe (2101) penetrates through an inner cavity of the tower body (11) and is communicated with a wind guiding shell (2102), a connecting block (2103) is fixedly connected to the outer side of the wind guiding shell (2102), one side of the connecting block (2103) away from the wind guiding shell (2102) is fixedly connected with the inner wall of the tower body (11), a wind guiding pipe (2104) is communicated with the inner side of the wind guiding shell (2102), two bearings are sleeved on the surface of the transmission rod (2105), the outer ring of one bearing is fixedly connected with the inner wall of the tower body (11), a positioning sleeve (2106) is fixedly connected with blades (2107) on the surface of the positioning sleeve (2106), the number of the blades (2107) is ten, wind guiding grooves (2108) are formed in the surface of the blades (2107), and a filter screen (2109) is arranged on the inner wall of the blade (2107).
The cleaning unit (22) comprises a second limiting frame (2201) and a limiting sleeve (2208), one side of the second limiting frame (2201) close to the tower body (11) is fixedly connected with the inner wall of the tower body (11), the inner cavity of the second limiting frame (2201) is fixedly connected with a bearing, the inner ring of the bearing is fixedly sleeved with the surface of a transmission rod (2105), the top of the second limiting frame (2201) is fixedly connected with a T-shaped plate (2202), the right side of the T-shaped plate (2201) is fixedly connected with a bearing and the inner ring of the bearing is fixedly connected with a first bevel gear (2203) through a shaft rod, the bottom of the right side of the first bevel gear (2203) is fixedly connected with a second bevel gear (2204), the bottom of the second bevel gear (2204) is fixedly connected with the top of the transmission rod (2105), the top of the first bevel gear (2203) is fixedly connected with a third bevel gear (2205), the top of the third bevel gear (2205) is fixedly connected with a turntable (2206), the bottom of the first bevel gear (2206) is fixedly connected with the surface of the inner wall of the transmission rod (2208) through a shaft rod (2208), the surface of the third bevel gear (2205) is fixedly connected with the surface of the inner wall of the transmission rod (2208), one side of the cleaning support (2209) close to the tower body (11) is fixedly connected with a scraper blade (2210), and one side of the scraper blade (2210) far away from the cleaning support (2209) is in contact with the inner wall of the tower body (11);
The utility model provides a guiding mechanism (4) is including shell body (401), the quantity of shell body (401) is three, one side that shell body (401) is close to tower body (11) and the inner wall fixed connection of tower body (11), the bottom fixedly connected with slide bar (402) of shell body (401) inner chamber, the surface cover of slide bar (402) is equipped with guide plate (403), the surface of guide plate (403) is provided with a plurality of water conservancy diversion awl (404), the bottom fixedly connected with shell fragment (405) of guide plate (403), the bottom of shell fragment (405) and the inner wall fixed connection of shell body (401).
2. A flue gas adsorption fluidized bed desulfurization reaction apparatus according to claim 1, wherein: the surface fixing sleeve of the transmission rod (2105) is provided with a bearing, the outer ring of the bearing is fixedly connected with a first limiting frame (2110), and one side of the first limiting frame (2110) close to the tower body (11) is fixedly connected with the inner wall of the tower body (11).
3. A flue gas adsorption fluidized bed desulfurization reaction apparatus according to claim 1, wherein: both sides of T template (2202) all are provided with retainer block (2211), the bottom of retainer block (2211) and the top fixed connection of second spacing (2201).
4. A flue gas adsorption fluidized bed desulfurization reaction apparatus according to claim 1, wherein: the bottom fixedly connected with gag lever post (2212) of third bevel gear (2205), spacing groove (2213) has been seted up at the top of transfer line (2105), the bottom of gag lever post (2212) runs through to the bottom of second bevel gear (2204) and rotates with the inner chamber of spacing groove (2213) to be connected.
5. A flue gas adsorption fluidized bed desulfurization reaction apparatus according to claim 1, wherein: the spray recycling mechanism (3) comprises a fixing frame (301) and a guide disc (308), the right side of the fixing frame (301) is fixedly connected with the left side of a tower body (11), an inner cavity of the fixing frame (301) is fixedly connected with a desulfurizing agent storage tank (302) and a detection box (307), the top of the desulfurizing agent storage tank (302) is communicated with a feed pipe (303), the front side of the desulfurizing agent storage tank (302) is communicated with a connecting pipe (304), the front side of the fixing frame (301) is fixedly connected with a first desulfurizing pump (305), the front side of the connecting pipe (304) is communicated with the input end of the first desulfurizing pump (305), the output end of the first desulfurizing pump (305) is communicated with a spray pipe (306), the right side of the spray pipe (306) penetrates into the inner cavity of the tower body (11) and is communicated with a spray disc (307), the left side of the guide disc (308) is fixedly connected with the inner wall of the tower body (11), the detection box (309) is provided with a concentration sensor (311) on the inner cavity of the first desulfurizing pump (301), the second desulfurizing pump (311) is communicated with the left side of the second desulfurizing pump (311), the utility model discloses a desulfurizing agent storage tank, including tower body (11), including first desulfurization pump (311), outlet pipe, inlet pipe, outlet pipe, return pipe (312) are passed through to the input of second desulfurization pump (311) of rear side and detection case (309) intercommunication through the pipeline, the input of second desulfurization pump (311) of left side communicates there is return pipe (312), the right side of return pipe (312) runs through to the inner chamber of tower body (11) and communicates there is water storage shell (313), the left side of water storage shell (313) and the inner wall fixed connection of tower body (11), the right side of water storage shell (313) communicates there are four honeycomb ducts (314), and the output top intercommunication of another second desulfurization pump (311) has delivery pipe (315), the one end of delivery pipe (315) communicates with the inner chamber of desulfurizing agent storage tank (302).
6. The flue gas adsorption fluidized bed desulfurization reaction device according to claim 5, wherein: the left side of detection case (309) is linked together there is drain pipe (316), the surface cover of drain pipe (316) is equipped with solenoid valve (317).
7. A flue gas adsorption fluidized bed desulfurization reaction apparatus according to claim 1, wherein: the bottom fixedly connected with T type support (406) of shell body (401), the surface of T type support (406) is through bolt fixedly connected with bracing piece (407), one side that bracing piece (407) kept away from T type support (406) is fixedly connected with L type support (408), one side that bracing piece (407) were kept away from to L type support (408) and the inner wall fixed connection of tower body (11).
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| CN113144879A (en) * | 2021-04-23 | 2021-07-23 | 何静 | Flue gas desulfurization device |
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| CN113144879A (en) * | 2021-04-23 | 2021-07-23 | 何静 | Flue gas desulfurization device |
| CN115518504A (en) * | 2022-05-16 | 2022-12-27 | 万载志成实业有限公司 | Smoke treatment device for metal solid waste smelting furnace |
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