CN116870681A - Flue gas desulfurization purification system capable of recycling waste heat for industrial boiler and process thereof - Google Patents
Flue gas desulfurization purification system capable of recycling waste heat for industrial boiler and process thereof Download PDFInfo
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- CN116870681A CN116870681A CN202310838124.6A CN202310838124A CN116870681A CN 116870681 A CN116870681 A CN 116870681A CN 202310838124 A CN202310838124 A CN 202310838124A CN 116870681 A CN116870681 A CN 116870681A
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- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 99
- 239000003546 flue gas Substances 0.000 title claims abstract description 99
- 238000006477 desulfuration reaction Methods 0.000 title claims abstract description 81
- 230000023556 desulfurization Effects 0.000 title claims abstract description 81
- 238000000746 purification Methods 0.000 title claims abstract description 44
- 239000002918 waste heat Substances 0.000 title claims abstract description 19
- 238000004064 recycling Methods 0.000 title claims abstract description 10
- 238000000034 method Methods 0.000 title abstract description 10
- 230000008569 process Effects 0.000 title abstract description 7
- 230000005540 biological transmission Effects 0.000 claims description 53
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 45
- 239000007788 liquid Substances 0.000 claims description 43
- 230000003009 desulfurizing effect Effects 0.000 claims description 38
- 239000000779 smoke Substances 0.000 claims description 36
- 239000012670 alkaline solution Substances 0.000 claims description 32
- 238000001125 extrusion Methods 0.000 claims description 23
- 230000000694 effects Effects 0.000 claims description 18
- 230000006698 induction Effects 0.000 claims description 18
- 239000002351 wastewater Substances 0.000 claims description 15
- 241000883990 Flabellum Species 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 8
- 239000000243 solution Substances 0.000 claims description 5
- 244000309464 bull Species 0.000 claims description 4
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000000428 dust Substances 0.000 claims description 3
- 239000003517 fume Substances 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims description 2
- 239000011550 stock solution Substances 0.000 claims 1
- 239000012530 fluid Substances 0.000 description 9
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 8
- 239000002250 absorbent Substances 0.000 description 3
- 230000002745 absorbent Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 235000011941 Tilia x europaea Nutrition 0.000 description 2
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
- 239000004571 lime Substances 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 241000208125 Nicotiana Species 0.000 description 1
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003500 flue dust Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- DHCDFWKWKRSZHF-UHFFFAOYSA-N sulfurothioic S-acid Chemical compound OS(O)(=O)=S DHCDFWKWKRSZHF-UHFFFAOYSA-N 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
-
- 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
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
-
- 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
- B01D53/02—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 by adsorption, e.g. preparative gas chromatography
- B01D53/04—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 by adsorption, e.g. preparative gas chromatography with stationary adsorbents
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—Specially adapted to detect a particular component
- G01N33/0042—Specially adapted to detect a particular component for SO2, SO3
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Food Science & Technology (AREA)
- Combustion & Propulsion (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Treating Waste Gases (AREA)
Abstract
The application discloses a flue gas desulfurization purification system capable of recycling waste heat for an industrial boiler and a process thereof, and in particular relates to the field of flue gas desulfurization purification.
Description
Technical Field
The application relates to the technical field of flue gas desulfurization and purification, in particular to a flue gas desulfurization and purification system capable of recycling waste heat for an industrial boiler and a process thereof.
Background
The flue gas desulfurization and purification means that sulfur dioxide in the flue gas is adsorbed or chemically reacted by using an absorbent or other chemical substances, so that the sulfur dioxide in the flue gas is reduced or removed, the purpose of purifying the flue gas is achieved, the flue gas desulfurization and purification is generally carried out in a dry method and a wet method, dry lime or other absorbent is sprayed into a flue, the dry lime or other absorbent reacts with the sulfur dioxide to generate products such as solid calcium sulfate and the like, and thus the flue gas is purified, and the wet method desulfurization means that alkaline solution is sprayed into a desulfurizing tower, and the alkaline solution reacts with the sulfur dioxide to generate water-soluble products such as sulfuric acid or thiosulfate and the like, so that the flue gas is purified.
In the use process of the existing industrial boiler flue gas desulfurization purification system, the spraying amount of alkaline solution and the flue gas flow rate are important parameters affecting the desulfurization efficiency, and an appropriate amount of alkaline solution cannot be discharged into a desulfurization tower according to the flue gas amount, so that the desulfurization efficiency can be affected due to excessive or insufficient alkaline solution, and therefore, how to design the industrial boiler flue gas desulfurization purification system capable of automatically discharging an appropriate amount of alkaline solution according to the flue gas amount and the process thereof becomes the current problem to be solved.
Disclosure of Invention
In order to overcome the defects in the prior art, the embodiment of the application provides a flue gas desulfurization purification system capable of recovering waste heat for an industrial boiler and a process thereof, wherein a limiting pulley and a rotating piece are arranged, when flue gas desulfurization is purified, flue gas can impact a first fan blade to enable a movable rotating plate to rotate, and finally alkaline solution is discharged into a desulfurization tower through a liquid discharge pipe, so that the problems in the prior art are solved.
In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a but industrial boiler waste heat recovery's flue gas desulfurization clean system, includes industrial boiler, exhaust pipe and desulfurizing tower, exhaust pipe intercommunication and establish one side at industrial boiler, the desulfurizing tower intercommunication is established in the one end of exhaust pipe, the inner wall fixedly connected with support piece of exhaust pipe, the inner wall rotation of support piece is connected with the transmission roller, the outer wall fixedly connected with first flabellum of transmission roller, first flabellum is the slope form setting, one side fixedly connected with activity of transmission roller changes the board, one side fixedly connected with axis of rotation of activity change board, the outer wall of axis of rotation articulates there is spacing pulley, the outer wall sliding connection of spacing pulley has circular cardboard, circular cardboard rotates the one end of connection at the transmission roller, the outer wall of axis of rotation articulates there is the movable strip, one side of movable strip articulates there is the rotating member, one side fixedly connected with piston rod of rotating member, one end fixedly connected with piston plate of piston plate, the outer wall sliding connection of piston plate has the case, one side intercommunication of liquid reserve tank is equipped with the drain pipe, the outer wall intercommunication of liquid reserve tank is equipped with the first fluid feed pipe fixedly connected with one-way valve.
Through adopting above-mentioned technical scheme, when carrying out the desulfurization to the flue gas, the flue gas in the tobacco pipe will strike first flabellum and make the activity revolving plate rotate, the activity revolving plate will drive the axis of rotation and make spacing pulley rotate, spacing pulley will cooperate circular cardboard to the removal of axis of rotation spacing, the axis of rotation can drive movable strip simultaneously and remove, the movable strip will make the piston rod remove through rotating the piece, the piston rod will drive the piston plate and remove, when the piston plate moves towards the piston rod direction, the liquid reserve tank will be through the feed liquor pipe supply new alkaline solution, when the piston plate moves towards the fluid-discharge tube direction, because the feed liquor pipe is equipped with the check valve, so alkaline solution in the liquid reserve tank can't flow to the feed liquor pipe, alkaline solution in the liquid reserve tank can all be discharged into the desulfurizing tower through the fluid-discharge tube and carry out desulfurization purification to the flue gas, how many flue gas will strike first flabellum and rotate, the fluid-discharge tube will discharge right alkaline solution carries out desulfurization purification to the flue gas, the problem that alkaline solution too much or too little can all influence desulfurization efficiency when desulfurization purification has been solved like this.
In a preferred embodiment, the inner wall of the smoke exhaust pipe is fixedly connected with activated carbon, the top of the smoke exhaust pipe is communicated with a circulating pipe, the circulating pipe is communicated with one side of the industrial boiler, and the outer wall of the circulating pipe is fixedly connected with a second one-way valve.
Through adopting above-mentioned technical scheme, the activated carbon can carry out simple filtration purification with the flue gas, then will filter in the flue gas that purifies respectively in desulfurizing tower and the circulating pipe, and the circulating pipe will be discharged into industrial boiler again by the flue gas of simple purification, avoids the inside heat to run off in a large number because discharging fume of industrial boiler.
In a preferred embodiment, the inner wall of the circulating pipe is fixedly connected with a first induction fan, and the inner wall of the smoke exhaust pipe is fixedly connected with a second induction fan.
By adopting the technical scheme, the first induction fan and the second induction fan can divide the smoke in the smoke exhaust pipe, so that part of the smoke is discharged into the industrial boiler again through the circulating pipe, and the other part of the smoke is discharged into the desulfurizing tower for desulfurization and purification.
In a preferred embodiment, the inner wall of the smoke exhaust pipe is rotationally connected with a transmission rotating rod, the outer wall of the transmission rotating rod is fixedly connected with a second fan blade, one end of the transmission rotating rod is fixedly connected with a rotating block, one side of the rotating block is fixedly connected with a movable pushing column, the outer wall of the movable pushing column is sleeved with a movable piece, one side of the movable piece is fixedly connected with a movable collision column, and one side of the movable collision column is provided with a warning bell.
Through adopting above-mentioned technical scheme, when the active carbon is blocked by the dust in the flue gas, the second flabellum will drive the transmission bull stick and make the rotating block rotate, and the rotating block will drive the activity and push away the post and make the moving part remove, and the moving part will drive the activity and hit the post striking warning bell, and the warning bell will sound and remind staff on every side.
In a preferred embodiment, the inner wall of the smoke exhaust pipe is fixedly connected with a limiting support, and the movable collision column is slidably connected to the outer wall of the limiting support.
Through adopting above-mentioned technical scheme, spacing support can carry out spacingly to the activity and hit the post to make the activity hit the post and can only move in the horizontal direction.
In a preferred embodiment, one end of the transmission roller is fixedly connected with a threaded rod, the outer wall of the threaded rod is connected with a threaded sleeve plate through threads, the warning bell is fixedly connected to one side of the threaded sleeve plate, one side of the threaded sleeve plate is fixedly connected with a supporting spring, and one end of the supporting spring is fixedly connected with a supporting sleeve plate.
Through adopting above-mentioned technical scheme, when activated carbon does not block up, in the flue gas gets into the desulfurizing tower will make the transmission roller drive the threaded rod rotate, the threaded rod will make the thread bushing plate drive the warning ring and keep away from the activity and hit the post, when activated carbon is blocked up, the transmission roller just can't rotate, support spring will promote the thread bushing plate and drive the warning ring and reset, the warning ring will be close to the activity and hit the post, the activity hits the post will strike the warning ring and send out the sound and remind surrounding staff active carbon to take place to block up.
In a preferred embodiment, the bottom of the threaded sleeve plate is fixedly connected with a movable sliding block, the inner wall of the smoke exhaust pipe is provided with a limit groove, and the movable sliding block is slidably connected to the inner wall of the limit groove.
Through adopting above-mentioned technical scheme, can drive movable slider and remove when the thread bush board removes, movable slider will remove in the spacing inslot, will make the thread bush board can't rotate like this, can only move horizontally.
In a preferred embodiment, an alarm device is fixedly connected to the inner wall of the desulfurizing tower, an alarm switch is fixedly connected to the bottom of the alarm device, and a corresponding extrusion column is arranged at the bottom of the alarm switch.
Through adopting above-mentioned technical scheme, after desulfurization waste water in the desulfurizing tower stores to a certain extent, alarm device just can sound and remind staff on every side to clear up desulfurization waste water.
In a preferred embodiment, the bottom of the corresponding extrusion column is fixedly connected with a floating block, the inner wall of the desulfurizing tower is fixedly connected with a limiting rod, and the floating block is slidably connected to the outer wall of the limiting rod.
Through adopting above-mentioned technical scheme, after desulfurization waste water in the desulfurizing tower stores to a certain extent, float the piece and will drive corresponding formula extrusion post and remove, correspond formula extrusion post and will extrude alarm switch and open alarm device, alarm device will sound and remind staff on every side.
A flue gas desulfurization and purification process capable of recovering waste heat for an industrial boiler comprises the following steps:
s1: when the flue gas desulfurization and purification are performed, the flue gas can impact the first fan blade to enable the movable rotating plate to rotate, the movable rotating plate can drive the rotating shaft to move, the rotating shaft can drive the movable strip to move, the movable strip can enable the piston rod to move through the rotating piece, the piston rod can drive the piston plate to extrude alkaline solution in the liquid storage tank, and the liquid discharge pipe can spray a proper amount of solution into the desulfurization tower according to the flow rate of the flue gas;
s2: when the flue gas is desulfurized, the activated carbon is blocked by the flue dust and can not discharge the flue gas to the first fan blade, the first fan blade can not rotate and pushes the threaded sleeve plate through the supporting spring, the threaded sleeve plate can drive the warning bell to approach the movable striking post, meanwhile, the second fan blade on one side of the activated carbon can be impacted by the flue gas to drive the transmission rotating rod to rotate, the transmission rotating rod can drive the rotating block to enable the movable striking post to move, and the movable striking post can drive the movable piece to enable the movable striking post to strike the warning bell;
s3: after desulfurization waste water in the desulfurizing tower is stored to a certain extent soon, the floating block moves upwards along with the liquid level along the limiting rod, the floating block drives the corresponding extrusion column to move, the corresponding extrusion column can extrude the alarm switch to open the alarm device, and the alarm device can sound to remind surrounding staff of cleaning the desulfurization waste water in the desulfurizing tower.
The application has the technical effects and advantages that:
1. according to the application, the limiting pulleys and the rotating parts are arranged, when flue gas is desulfurized and purified, the flue gas can impact the first fan blades to enable the movable rotating plate to rotate, the movable rotating plate can drive the rotating shaft to rotate, the rotating shaft can drive the movable strips to enable the rotating parts to move, the rotating parts can drive the piston rods to enable the piston plates to move, the piston plates can squeeze alkaline solution in the liquid storage tank, the alkaline solution can be discharged into the desulfurizing tower through the liquid discharge pipe, and the problem that too much or too little alkaline solution can affect desulfurizing efficiency during desulfurization and purification is solved;
2. according to the application, the circulating pipe and the first induction fan are arranged, the flue gas discharged to the desulfurizing tower by the flue gas discharging pipe is subjected to simple filtration and purification by the activated carbon, then the flue gas is divided into two parts by the first induction fan and the second induction fan, one part enters the desulfurizing tower for desulfurization and purification, and the other part is discharged into the industrial boiler again by the circulating pipe, so that a great amount of heat loss caused by flue gas in the industrial boiler is avoided;
3. according to the application, the movable piece and the warning ring are arranged, when the activated carbon is blocked, the transmission rotating roller cannot rotate, the supporting spring pushes the threaded sleeve plate to enable the warning ring to move, the warning ring is close to the movable collision column, meanwhile, smoke can impact the second fan blade to enable the transmission rotating rod to rotate the rod, the transmission rotating rod can drive the rotating block to enable the movable push column to move, the movable push column can drive the movable piece to enable the movable collision column to move, the movable collision column can continuously strike the warning ring, and the warning ring can sound to remind surrounding staff;
4. according to the application, the corresponding extrusion column and the floating block are arranged, when the desulfurization wastewater in the desulfurization tower is stored to a certain extent, the floating block drives the corresponding extrusion column to move, the corresponding extrusion column extrudes the alarm switch to open the alarm device, and the alarm device sounds to remind surrounding staff of timely cleaning the desulfurization wastewater in the desulfurization tower.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present application.
Fig. 2 is a cross-sectional view of the smoke exhaust pipe structure of the present application.
Fig. 3 is an enlarged view of the structure of the portion a of fig. 2 according to the present application.
Fig. 4 is an enlarged view of the B-section structure of fig. 2 according to the present application.
Fig. 5 is a sectional view of the structure of the liquid storage tank of the present application.
Fig. 6 is an enlarged view of the C-section structure of fig. 5 according to the present application.
Fig. 7 is an enlarged view of the D portion structure of fig. 5 according to the present application.
FIG. 8 is a cross-sectional view of the circulation tube structure of the present application.
Fig. 9 is an enlarged view of the E-section structure of fig. 8 according to the present application.
Fig. 10 is an enlarged view of the F-section structure of fig. 8 according to the present application.
The reference numerals are: 1. an industrial boiler; 2. a smoke exhaust pipe; 3. a desulfurizing tower; 4. a support; 5. a transmission roller; 6. a first fan blade; 7. a movable rotating plate; 8. a rotating shaft; 9. a limit pulley; 10. a circular clamping plate; 11. a movable bar; 12. a rotating member; 13. a piston rod; 14. a piston plate; 15. a liquid storage tank; 16. a liquid discharge pipe; 17. a liquid inlet pipe; 18. a first one-way valve; 19. activated carbon; 20. a circulation pipe; 21. a second one-way valve; 22. a first induction fan; 23. a second induction fan; 24. a transmission rotating rod; 25. a second fan blade; 26. a rotating block; 27. a movable push column; 28. a movable member; 29. a movable bumping post; 30. alarming bell; 31. a limit bracket; 32. a threaded rod; 33. a thread sleeve plate; 34. a support spring; 35. supporting the sleeve plate; 36. a movable slide block; 37. a limit groove; 38. an alarm device; 39. an alarm switch; 40. a corresponding extrusion column; 41. a floating block; 42. and a limit rod.
Description of the embodiments
The following description of the embodiments of the present application 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 application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Referring to the accompanying drawings 1-10 of the specification, the flue gas desulfurization purification system capable of recovering waste heat for an industrial boiler in an embodiment of the application comprises an industrial boiler 1, a flue gas exhaust pipe 2 and a desulfurizing tower 3, wherein the flue gas exhaust pipe 2 is communicated with one side of the industrial boiler 1, the desulfurizing tower 3 is communicated with one end of the flue gas exhaust pipe 2, the inner wall of the flue gas exhaust pipe 2 is fixedly connected with a supporting piece 4 for supporting a transmission rotating roller 5, the inner wall of the supporting piece 4 is rotationally connected with the transmission rotating roller 5 for driving a movable rotating plate 7 to rotate, the outer wall of the transmission rotating roller 5 is fixedly connected with a first fan blade 6 for driving the transmission rotating roller 5 to rotate, the first fan blade 6 is obliquely arranged, the oblique first fan blade 6 is more easily impacted by flue gas to drive the transmission rotating roller 5 to rotate, as shown in figure 4, one side of the transmission rotating roller 5 is fixedly connected with the movable rotating plate 7 for driving a rotating shaft 8 to move, one side of the movable rotating plate 7 is fixedly connected with a rotating shaft 8 for driving a movable strip 11 to move, the outer wall of the rotating shaft 8 is hinged with a limiting pulley 9 for limiting the movement of the rotating shaft 8 by matching with a circular clamping plate 10, the outer wall of the limiting pulley 9 is slidably connected with the circular clamping plate 10, the circular clamping plate 10 is rotatably connected with one end of a transmission rotating roller 5, the outer wall of the rotating shaft 8 is hinged with a movable strip 11 for driving a rotating piece 12 to move, one side of the movable strip 11 is hinged with a rotating piece 12 for driving a piston rod 13 to move, one side of the rotating piece 12 is fixedly connected with a piston rod 13 for driving a piston plate 14 to move, one end of the piston rod 13 is fixedly connected with a piston plate 14 for extruding alkaline solution in a liquid storage tank 15, the outer wall of the piston plate 14 is slidably connected with the liquid storage tank 15 for storing the alkaline solution, one side of the liquid storage tank 15 is communicated with a liquid discharge pipe 16 for discharging alkaline solution into the desulfurizing tower 3, the outer wall of the liquid storage tank 15 is communicated with a liquid inlet pipe 17 for connecting an external alkaline solution supply mechanism, and the outer wall of the liquid inlet pipe 17 is fixedly connected with a first one-way valve 18 for preventing alkaline solution in the liquid storage tank 15 from flowing to the liquid inlet pipe 17.
It should be noted that, wherein, flue gas in the industrial boiler 1 can be discharged into desulfurizing tower 3 through discharging fume pipe 2 and carry out desulfurization purification, flue gas will strike first flabellum 6 and make first flabellum 6 rotate, first flabellum 6 will drive transmission roller 5 and rotate, transmission roller 5 will drive movable revolving plate 7 and rotate, movable revolving plate 7 will drive axis of rotation 8 and remove, axis of rotation 8 will drive spacing pulley 9 and remove, spacing pulley 9 will cooperate circular cardboard 10 to carry out spacing to the removal of axis of rotation 8, simultaneously axis of rotation 8 will drive movable strip 11 and remove, movable strip 11 will drive rotor 12 and make piston rod 13 remove, piston rod 13 will drive piston plate 14 and remove, when piston plate 14 moves to piston rod 13 direction, liquid reserve tank 15 will be through feed-in pipe 17 new alkaline solution, when piston plate 14 moves to the fluid-discharge pipe 16 direction, because feed-in pipe 17 is equipped with first check valve 18, so alkaline solution in the liquid reserve tank 15 can not flow to feed-in pipe 17, alkaline solution in the fluid reserve tank 15 all can be discharged into desulfurizing tower 3 through fluid-discharge pipe 16 and carry out desulfurization purification, how many times when the fluid reserve 6 is gone out to the fluid reserve tank 16 and is moved to the fluid reserve pipe 16, the alkaline solution is more than required, when the desulfurization solution is discharged to the flue gas has been more than required to be more than necessary, the desulfurization efficiency is removed, so when the alkaline solution can be removed, the alkaline solution has been removed too much to have been washed to the fluid, and has been had the problem to be had the problem that has been too much fluid has been had good when has been treated in the fluid flow has been treated in the fluid reserve tank has been treated and has been treated in the blade has been has 16.
Further, as shown in fig. 3, the inner wall of the smoke exhaust pipe 2 is fixedly connected with activated carbon 19 for simply filtering smoke, the top of the smoke exhaust pipe 2 is communicated with a circulating pipe 20 for re-discharging part of the smoke into the industrial boiler 1, the circulating pipe 20 is communicated with one side of the industrial boiler 1, the outer wall of the circulating pipe 20 is fixedly connected with a second one-way valve 21 for preventing the smoke in the circulating pipe 20 from flowing into the smoke exhaust pipe 2, the inner wall of the circulating pipe 20 is fixedly connected with a first induction fan 22 for sucking the smoke in the smoke exhaust pipe 2 into the circulating pipe 20, the first induction fan 22 is ydf series low-noise centrifugal fan equipment, and the inner wall of the smoke exhaust pipe 2 is fixedly connected with a second induction fan 23 for discharging the smoke in the smoke exhaust pipe 2 into the desulfurizing tower 3.
It should be noted that, the activated carbon 19 may simply filter and purify the flue gas in the smoke exhaust pipe 2, the purified flue gas may be split into two streams of flue gas by the first induction fan 22 and the second induction fan 23, one stream of flue gas may enter the desulfurizing tower 3 to perform desulfurization and purification, and the other stream of flue gas may reenter the industrial boiler 1 through the circulation pipe 20, so as to avoid a great amount of heat loss caused by smoke exhaust in the industrial boiler.
Further, as shown in fig. 3, the inner wall of the smoke exhaust pipe 2 is rotationally connected with a transmission rotating rod 24 for driving the rotating block 26 to rotate, the outer wall of the transmission rotating rod 24 is fixedly connected with a second fan blade 25 for driving the transmission rotating rod 24 to rotate, one end of the transmission rotating rod 24 is fixedly connected with a rotating block 26 for driving the movable pushing column 27 to move, one side of the rotating block 26 is fixedly connected with a movable pushing column 27 for driving the movable pushing column 28 to move, the outer wall of the movable pushing column 27 is sleeved with a movable part 28 for driving the movable knocking column 29 to move, one side of the movable part 28 is fixedly connected with a movable knocking column 29 for striking the warning ringing 30, one side of the movable knocking column 29 is provided with a warning ringing 30 for emitting sound, as shown in fig. 3, the inner wall of the smoke exhaust pipe 2 is fixedly connected with a limiting bracket 31 for limiting the movement of the movable knocking column 29, one end of the movable knocking column 29 is fixedly connected with a warning 32 for driving the threaded rod 33 to move through threads, the outer wall of the movable pushing column 26 is fixedly connected with a warning 32 for driving the threaded rod 33 to move, the threaded rod 33 is connected with a sleeve 33 through threads, the outer wall of the movable pushing column 32 is connected with a warning plate for driving the ringing 30 to move, one side of the movable sleeve 33 is fixedly connected with a spring 33 is fixedly connected with a sliding plate 37 for limiting spring 37, and the sliding plate is fixedly connected with a sliding plate 37 at the sliding plate 37 is fixedly connected with a sliding plate for the sliding plate, and is fixedly connected with a sliding plate 37, and the sliding plate is fixedly connected with a sliding plate 33.
It should be noted that, when the activated carbon 19 is not blocked, the flue gas enters the desulfurizing tower 3, the transmission roller 5 drives the threaded rod 32 to rotate, the threaded rod 32 moves the threaded sleeve plate 33 through threads, the threaded sleeve plate 33 drives the warning bell 30 to move away from the movable striking post 29, the warning bell 30 cannot sound, when the activated carbon 19 is blocked, the transmission roller 5 cannot rotate, the supporting spring 34 pushes the threaded sleeve plate 33 to move, the threaded sleeve plate 33 drives the warning bell 30 to reset, the warning bell 30 is close to the movable striking post 29, meanwhile, the flue gas impacts the second fan blade 25, the second fan blade 25 drives the transmission rotating rod 24 to rotate, the transmission rotating rod 24 drives the rotating block 26 to rotate, the rotating block 26 drives the movable pushing post 27 to move, the movable pushing post 27 drives the movable piece 28 to move, the movable striking post 29 moves, the movable striking post 29 continuously strikes the warning bell 30, and the warning bell 30 sounds to remind surrounding workers that the activated carbon 19 is blocked.
Further, as shown in fig. 10, an alarm device 38 for sounding to remind surrounding staff is fixedly connected to the inner wall of the desulfurizing tower 3, the alarm device 38 is a UZ6-12 series high-performance buzzer alarm device, an alarm switch 39 for controlling the alarm device 38 to be opened and closed is fixedly connected to the bottom of the alarm device 38, a corresponding extrusion column 40 for extruding the alarm switch 39 is arranged at the bottom of the alarm switch 39, a floating block 41 for driving the corresponding extrusion column 40 to move is fixedly connected to the bottom of the corresponding extrusion column 40, a limiting rod 42 for limiting the movement of the floating block 41 is fixedly connected to the inner wall of the desulfurizing tower 3, and the floating block 41 is slidably connected to the outer wall of the limiting rod 42.
It should be noted that, when the desulfurization waste water in the desulfurization tower 3 is stored to a certain extent, the floating block 41 will sound along the limiting rod 42, the floating block 41 will drive the corresponding extrusion column 40 to move, the corresponding extrusion column 40 will extrude the alarm switch 39 to open the alarm device 38, and the alarm device 38 will sound to remind surrounding staff to clean the desulfurization waste water in the desulfurization tower 3 in time.
A flue gas desulfurization and purification process capable of recovering waste heat for an industrial boiler comprises the following steps:
s1: when the flue gas desulfurization and purification are performed, the flue gas can impact the first fan blade 6 to enable the movable rotating plate 7 to rotate, the movable rotating plate 7 can drive the rotating shaft 8 to move, the rotating shaft 8 can drive the movable strip 11 to move, the movable strip 11 can enable the piston rod 13 to move through the rotating piece 12, the piston rod 13 can drive the piston plate 14 to squeeze alkaline solution in the liquid storage tank 15, and the liquid discharge pipe 16 can spray a proper amount of solution into the desulfurization tower 3 according to the flow rate of the flue gas;
s2: when the flue gas is desulfurized, the activated carbon 19 is blocked by smoke dust, the flue gas cannot be discharged to the first fan blade 6, the first fan blade 6 cannot rotate, the threaded sleeve plate 33 is pushed by the supporting spring 34, the threaded sleeve plate 33 drives the warning bell 30 to be close to the movable striking post 29, meanwhile, the second fan blade 25 on one side of the activated carbon 19 is impacted by the flue gas to drive the transmission rotating rod 24 to rotate, the transmission rotating rod 24 drives the rotating block 26 to enable the movable striking post 27 to move, and the movable striking post 27 drives the movable piece 28 to enable the movable striking post 29 to strike the warning bell 30;
s3: after the desulfurization waste water in the desulfurization tower 3 is stored to a certain extent quickly, the floating block 41 moves upwards along with the liquid level along the limiting rod 42, the floating block 41 drives the corresponding extrusion column 40 to move, the corresponding extrusion column 40 extrudes the alarm switch 39 to open the alarm device 38, and the alarm device 38 sounds to remind surrounding staff of cleaning the desulfurization waste water in the desulfurization tower 3.
Working principle: the flue gas in the industrial boiler 1 is discharged into the desulfurizing tower 3 through the smoke exhaust pipe 2 to be desulfurized and purified, the flue gas impacts the first fan blade 6 to enable the first fan blade 6 to rotate, the first fan blade 6 drives the transmission rotary roller 5 to rotate, the transmission rotary roller 5 drives the movable rotary plate 7 to rotate, the movable rotary plate 7 drives the rotary shaft 8 to move, the rotary shaft 8 drives the limiting pulley 9 to move, the limiting pulley 9 is matched with the circular clamping plate 10 to limit the movement of the rotary shaft 8, meanwhile, the rotary shaft 8 drives the movable strip 11 to move, the movable strip 11 drives the rotating piece 12 to enable the piston rod 13 to move, the piston rod 13 drives the piston plate 14 to move, when the piston plate 14 moves towards the direction of the piston rod 13, the liquid storage tank 15 supplements new alkaline solution through the liquid inlet pipe 17, when the piston plate 14 moves towards the direction of the liquid outlet pipe 16, the alkaline solution in the liquid storage tank 15 cannot flow to the liquid inlet pipe 17, the alkaline solution in the liquid storage tank 15 is discharged into the desulfurizing tower 3 through the liquid outlet pipe 16 to be desulfurized, and a proper amount of flue gas is discharged through the liquid outlet pipe 16 to be desulfurized, and the flue gas is desulfurized; the activated carbon 19 can simply filter and purify the flue gas in the smoke exhaust pipe 2, the purified flue gas can be divided into two streams of flue gas through the first induction fan 22 and the second induction fan 23, one stream of flue gas can enter the desulfurizing tower 3 for desulfurizing and purifying, and the other stream of flue gas can reenter the industrial boiler 1 through the circulating pipe 20; when the activated carbon 19 is not blocked, the smoke enters the desulfurizing tower 3 to enable the transmission rotary roller 5 to drive the threaded rod 32 to rotate, the threaded rod 32 enables the threaded sleeve plate 33 to move through threads, the threaded sleeve plate 33 enables the warning bell 30 to be far away from the movable striking post 29, the warning bell 30 cannot sound, when the activated carbon 19 is blocked, the transmission rotary roller 5 cannot rotate, the supporting spring 34 enables the threaded sleeve plate 33 to move, the threaded sleeve plate 33 enables the warning bell 30 to reset, the warning bell 30 is close to the movable striking post 29, meanwhile, the smoke impacts the second fan blade 25, the second fan blade 25 enables the transmission rotary rod 24 to rotate, the transmission rotary rod 24 enables the rotary block 26 to rotate, the rotary block 26 enables the movable striking post 27 to move, the movable member 28 enables the movable striking post 29 to move, and the movable striking post 29 continuously impacts the warning bell 30; after the desulfurization waste water in the desulfurization tower 3 is stored to a certain extent, the floating block 41 can sound along the limiting rod 42, the floating block 41 can drive the corresponding extrusion column 40 to move, the corresponding extrusion column 40 can extrude the alarm switch 39 to open the alarm device 38, and the alarm device 38 can sound to remind surrounding staff to timely clean the desulfurization waste water in the desulfurization tower 3.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
finally: the foregoing description of the preferred embodiments of the application is not intended to limit the application to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the application are intended to be included within the scope of the application.
Claims (10)
1. The utility model provides a but industrial boiler is with waste heat recovery's flue gas desulfurization clean system, includes industrial boiler (1), exhaust pipe (2) and desulfurizing tower (3), its characterized in that: the utility model discloses a piston rod type boiler, including industrial boiler (1), desulfurizing tower (3), supporting part (4) are established in the one side of exhaust pipe (2), the inner wall fixedly connected with supporting part (4) of exhaust pipe (2), the inner wall rotation of supporting part (4) is connected with transmission commentaries on classics roller (5), the outer wall fixedly connected with first flabellum (6) of transmission commentaries on classics roller (5), first flabellum (6) are the slope form setting, one side fixedly connected with activity revolving plate (7) of transmission commentaries on classics roller (5), one side fixedly connected with axis of rotation (8) of activity revolving plate (7), the outer wall hinge of axis of rotation (8) has spacing pulley (9), the outer wall sliding connection of spacing pulley (9) has circular cardboard (10), the one end at transmission commentaries on classics roller (5) is rotated to circular cardboard (10), the outer wall hinge of axis of rotation (8) has movable strip (11), one side hinge of movable strip (11) has stock solution storage part (12), one side fixedly connected with piston rod (13) of rotation piece (12), one side fixedly connected with piston rod (14) is connected with piston rod (15) one side (14), piston rod (14) is connected with piston rod (15), the outer wall of the liquid storage tank (15) is communicated with a liquid inlet pipe (17), and the outer wall of the liquid inlet pipe (17) is fixedly connected with a first one-way valve (18).
2. The flue gas desulfurization and purification system capable of recycling waste heat for industrial boilers according to claim 1, wherein the flue gas desulfurization and purification system comprises: the inner wall fixedly connected with active carbon (19) of exhaust pipe (2), the top intercommunication of exhaust pipe (2) is equipped with circulating pipe (20), circulating pipe (20) intercommunication are established in one side of industrial boiler (1), the outer wall fixedly connected with second check valve (21) of circulating pipe (20).
3. The flue gas desulfurization purification system capable of recovering waste heat for an industrial boiler according to claim 2, wherein: the inner wall of the circulating pipe (20) is fixedly connected with a first induction fan (22), and the inner wall of the smoke exhaust pipe (2) is fixedly connected with a second induction fan (23).
4. A flue gas desulfurization purification system capable of recovering waste heat for an industrial boiler according to claim 3, wherein: the inner wall rotation of discharging fume pipe (2) is connected with transmission bull stick (24), the outer wall fixedly connected with second flabellum (25) of transmission bull stick (24), the one end fixedly connected with rotor (26) of transmission bull stick (24), one side fixedly connected with activity of rotor (26) pushes away post (27), the outer wall that activity pushed away post (27) has cup jointed moving part (28), one side fixedly connected with activity of moving part (28) hits post (29), one side that activity hit post (29) is equipped with warning bell (30).
5. The flue gas desulfurization and purification system capable of recycling waste heat for industrial boilers according to claim 4, wherein the flue gas desulfurization and purification system comprises: the inner wall of the smoke exhaust pipe (2) is fixedly connected with a limiting support (31), and the movable collision column (29) is slidably connected to the outer wall of the limiting support (31).
6. The flue gas desulfurization and purification system capable of recycling waste heat for industrial boilers according to claim 4, wherein the flue gas desulfurization and purification system comprises: one end fixedly connected with threaded rod (32) of transmission commentaries on classics roller (5), the outer wall of threaded rod (32) is through threaded connection there being threaded sleeve board (33), warning bell (30) fixed connection is in one side of threaded sleeve board (33), one side fixedly connected with supporting spring (34) of threaded sleeve board (33), one end fixedly connected with supporting sleeve board (35) of supporting spring (34).
7. The flue gas desulfurization and purification system capable of recycling waste heat for industrial boilers according to claim 6, wherein the flue gas desulfurization and purification system comprises: the bottom of thread bushing plate (33) fixedly connected with movable slider (36), spacing groove (37) have been seted up to the inner wall of exhaust pipe (2) movable slider (36) sliding connection is at the inner wall of spacing groove (37).
8. The flue gas desulfurization and purification system capable of recycling waste heat for industrial boilers according to claim 1, wherein the flue gas desulfurization and purification system comprises: the desulfurization tower is characterized in that an alarm device (38) is fixedly connected to the inner wall of the desulfurization tower (3), an alarm switch (39) is fixedly connected to the bottom of the alarm device (38), and a corresponding extrusion column (40) is arranged at the bottom of the alarm switch (39).
9. The flue gas desulfurization and purification system capable of recycling waste heat for industrial boilers according to claim 8, wherein the flue gas desulfurization and purification system comprises: the bottom of corresponding formula extrusion post (40) fixedly connected with floats piece (41), the inner wall fixedly connected with gag lever post (42) of desulfurizing tower (3), float piece (41) sliding connection is at the outer wall of gag lever post (42).
10. The flue gas desulfurization and purification process capable of recovering waste heat for an industrial boiler according to claim 9, comprising the steps of:
s1: when the flue gas desulfurization and purification are performed, the flue gas can impact the first fan blade (6) to enable the movable rotating plate (7) to rotate, the movable rotating plate (7) can drive the rotating shaft (8) to move, the rotating shaft (8) can drive the movable strip (11) to move, the movable strip (11) can enable the piston rod (13) to move through the rotating piece (12), the piston rod (13) can drive the piston plate (14) to squeeze alkaline solution in the liquid storage tank (15), and the liquid discharge pipe (16) can spray a proper amount of solution into the desulfurization tower (3) according to the flow rate of the flue gas;
s2: when flue gas is desulfurized, the activated carbon (19) is blocked by smoke dust, the flue gas cannot be discharged to the first fan blades (6), the first fan blades (6) cannot rotate, the threaded sleeve plate (33) is pushed by the supporting spring (34), the threaded sleeve plate (33) can drive the warning bell (30) to be close to the movable collision column (29), meanwhile, the second fan blades (25) on one side of the activated carbon (19) can be impacted by the flue gas to drive the transmission rotating rod (24) to rotate, the transmission rotating rod (24) can drive the rotating block (26) to enable the movable push column (27) to move, and the movable push column (27) can drive the movable piece (28) to enable the movable collision column (29) to strike the warning bell (30);
s3: after desulfurization waste water in desulfurizing tower (3) is stored soon to a certain extent, float piece (41) and will follow gag lever post (42) upward movement along the liquid level, float piece (41) will drive corresponding extrusion post (40) and remove, corresponding extrusion post (40) will extrude alarm switch (39) and open alarm device (38), alarm device (38) will sound and remind staff around to clear up desulfurization waste water in desulfurizing tower (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310838124.6A CN116870681A (en) | 2023-07-10 | 2023-07-10 | Flue gas desulfurization purification system capable of recycling waste heat for industrial boiler and process thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310838124.6A CN116870681A (en) | 2023-07-10 | 2023-07-10 | Flue gas desulfurization purification system capable of recycling waste heat for industrial boiler and process thereof |
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| CN116870681A true CN116870681A (en) | 2023-10-13 |
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| CN202310838124.6A Pending CN116870681A (en) | 2023-07-10 | 2023-07-10 | Flue gas desulfurization purification system capable of recycling waste heat for industrial boiler and process thereof |
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