CN108404624A - Flue gas removes oxygen mixing device and desulphurization denitration dust pelletizing system - Google Patents
Flue gas removes oxygen mixing device and desulphurization denitration dust pelletizing system Download PDFInfo
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- CN108404624A CN108404624A CN201810476776.9A CN201810476776A CN108404624A CN 108404624 A CN108404624 A CN 108404624A CN 201810476776 A CN201810476776 A CN 201810476776A CN 108404624 A CN108404624 A CN 108404624A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/75—Multi-step processes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/40—Combinations of devices covered by groups B01D45/00 and B01D47/00
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/54—Nitrogen compounds
- B01D53/56—Nitrogen oxides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/60—Simultaneously removing sulfur oxides and nitrogen oxides
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/76—Gas phase processes, e.g. by using aerosols
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/10—Oxidants
- B01D2251/102—Oxygen
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/40—Nitrogen compounds
- B01D2257/404—Nitrogen oxides other than dinitrogen oxide
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- 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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Abstract
A kind of flue gas removes oxygen mixing device and desulphurization denitration dust pelletizing system, it includes purifying tube, interflow component and spray assemblies, purifying tube has barrel chamber, air inlet and gas outlet, air inlet is connected to barrel chamber with gas outlet, it includes outer tube and spinning disk to collaborate component, spinning disk is mounted in outer tube, along the central axes direction of outer tube, helically line extends spinning disk, the flow channel of zigzag shape is formed between spinning disk and the inner wall of outer tube, outer tube is mounted in purifying tube, spray assemblies are installed in barrel chamber, and spray assemblies are used for towards interflow component liquid-spraying purified liquid.During handling flue gas mixed gas, mixed gas enters purifying tube, and under the action of spinning disk, oxygen and nitric oxide in flue gas are sufficiently mixed reaction, reduce nitric oxide production content in flue gas, improve purification efficiency.
Description
Technical field
The present invention relates to Environmental-protecting dust-removing apparatus fields, and oxygen mixing device and desulfurization are removed in particular to a kind of flue gas
Denitration dust removal system.
Background technology
Air is the most basic important environment of human survival, it not only carries out heat, momentum and water by displacement and provides
The profile adjustment process in source, and create a suitable living environment to the mankind is effectively protected the mankind and tellurian
Biology.But with the increase of human being's production and social activities, the burning of especially a large amount of fuel, the discharge of industrial waste gas makes
Atmospheric environment deteriorates increasingly.In the pollutant of all kinds of air, main is pollution caused by stove is coal-fired, and fire coal is big compression ring
The main source of the pollutants such as sulfur dioxide, nitrogen oxides, flue dust in border.From the point of view of the consumption of coal：Coal is in China's energy
Ratio in consumption is maintained at 70% or so, and is difficult to change in a short time；From the occupation mode of coal：Consumption of coal
80% is directly used in burning, and wherein coal-burning utilities Coal-fired capacity accounts for 50% or more of coal consumption amount.
With the continuous development of industrial economy, world environments increasingly deteriorates.Especially with the industrialization of developing country
The pollutant absolute magnitude rapid growth to air is arranged in the continuous propulsion of process.Mankind's disastrous effect increasingly caused by due to oneself
And feels to be too tired to deal with, is even frightened.Dust sulfur dioxide and nitrogen oxides in the discharged flue gas of coal-fired furnace kiln are to cause greatly
Gas pollutes one of main factor, it can not only cause acid rain to endanger the mankind, and according to nearest world environments expert pronounced, still
Destroy a key factor of atmospheric ozone layer.Therefore, the improvement of dust and sulfur dioxide is extremely urgent.
The pollution of atmospheric environment can bring on a disaster to the existence of the mankind, life, work, sustainable development, therefore control
The practical technique equipment of air environmental pollution just seems comparable important.Current scientific and technical innovation, social progress and human lives
The raising of quality, environmental protection quality are increasingly paid attention to, and environmental protection discharge standard is also higher and higher and is protected to international environment
Shield discharge standard integrates with, and the technological innovation level of environmental protection equipment industry is also just higher and higher thus.Air environmental pollution is (especially
Acid rain) it is borderless, so more stringent requirements are proposed to air environmental pollution control technology equipment.With China and the world
Society integrates with, and environmental protection increasingly draws attention, and becomes the emphasis invested from now on, if not administering the cigarette in these flue gases
Dirt and sulfur dioxide will cause to cause seriously to pollute to air and city.
Inventor has found that traditional smoke dust-removing equipment at least has the disadvantage that in use under study for action：
Desulphurization and denitration, cleaner have that device structure is single, and absorption efficiency is low substantially at present, and equipment easily blocks, often
Stop production cleaning maintenance, causes enterprise production to reduce, also directly affects the economic benefit of enterprise；Atmospheric environment is vulnerable to pollution.
Invention content
The purpose of the present invention is to provide a kind of flue gases to remove oxygen mixing device, to improve traditional desulphurization denitration cleaner
Structure is single, clean-up effect is poor, has greater environmental impacts, the problem of equipment easily locates failure.
The purpose of the present invention is to provide a kind of desulphurization denitration dust pelletizing systems, to improve traditional desulphurization denitration cleaner
Structure is single, clean-up effect is poor, has greater environmental impacts, the problem of equipment easily locates failure.
What the embodiment of the present invention was realized in：
Based on above-mentioned first purpose, the present invention provides a kind of flue gases to remove oxygen mixing device comprising has：
Purifying tube, the purifying tube has barrel chamber, air inlet and gas outlet, described in the air inlet is connected to gas outlet
Barrel chamber,
Collaborate component, the interflow component includes outer tube and spinning disk, and the spinning disk is mounted in the outer tube, institute
Stating spinning disk, helically line extends along the central axes direction of the outer tube, is formed between the spinning disk and the inner wall of the outer tube
The flow channel of zigzag shape, the outer tube are mounted in the purifying tube,
And spray assemblies, the spray assemblies are installed in the barrel chamber, the spray assemblies are used for towards the conjunction
Flow component liquid-spraying purified liquid.
In preferred embodiments of the present invention, the interflow component further includes inner core tube, and the inner core tube is mounted on described
In outer tube, the spinning disk is connect with the inner core tube.
In preferred embodiments of the present invention, the flue gas further includes guidance set except oxygen mixing device, the guiding group
Part includes guide cylinder and umbrella shape guiding cap, and the guide cylinder is connected to the air inlet, and the umbrella shape guiding cap includes linkage section
And shunting section, the shunting section are umbrella shape, the outer diameter of the shunting section along wherein axis direction from first end to second end by
Decrescence small, the linkage section is mounted on the first end, and at least two ventholes, the guide cylinder are provided on the linkage section
It is connected to end of the linkage section far from the shunting section, the umbrella shape guiding cap is located in the barrel chamber；The interflow group
Part is between the spray assemblies and the guidance set.
In preferred embodiments of the present invention, the guide cylinder be bending structure, the guide cylinder have the first nozzle and
Second nozzle, the end face where first nozzle are arranged perpendicular to the end face where second nozzle；Second nozzle
It is connected to the linkage section.
In preferred embodiments of the present invention, the linkage section includes at least two connecting rods, at least two connections
Bar is in be circumferentially arranged, at least two connecting rods connection guide cylinders and the shunting section, between the adjacent connecting rod
Form the venthole.
In preferred embodiments of the present invention, the spray assemblies include spray tube and at least one nozzle, the spray
Shower pipe stretches into the barrel chamber, and at least one nozzle is mounted on the spray tube, and at least one nozzle is located at institute
It states in barrel chamber.
In preferred embodiments of the present invention, the nozzle is provided at least two, and at least two nozzles are described in
The length direction of spray tube is intervally arranged.
In preferred embodiments of the present invention, the spray tube includes spray supervisor and at least two spray branch pipes, described
At least two spray branch pipes are connected to the spray supervisor, and at least two sprays branch pipe is arranged side by side, the every spray branch
The nozzle is installed on pipe.
In preferred embodiments of the present invention, the flue gas further includes mounting plate except oxygen mixing device, the interflow component
At least two groups are provided with, the mounting plate is mounted in the barrel chamber, and the outer tube that component is collaborated described at least two groups is mounted on institute
It states on mounting plate.
Based on above-mentioned second purpose, the present invention provides a kind of desulphurization denitration dust pelletizing system, including wind turbine and described
Flue gas removes oxygen mixing device, and the wind turbine is used to flue gas introducing the barrel chamber.
The advantageous effect of the embodiment of the present invention is：
In conclusion an embodiment of the present invention provides a kind of flue gases to remove oxygen mixing device, and it is simple and reasonable, convenient for system
Make processing, installation with it is easy to use, meanwhile, during handling flue gas mixed gas, mixed gas enters purifying tube, is revolving
Under the action of flow, oxygen and nitric oxide in flue gas are sufficiently mixed reaction, reduce nitric oxide production content in flue gas, improve net
Change efficiency.It is specific as follows：
Flue gas provided in this embodiment removes oxygen mixing device comprising has purifying tube, interflow component and spray assemblies.Purification
There is cylinder barrel chamber, air inlet and gas outlet, air inlet barrel chamber is connected to gas outlet, and interflow component includes outer tube and spinning disk, rotation
Flow is mounted in outer tube, and the flow channel of zigzag shape is formd between spinning disk and outer tube.Spray assemblies are mounted on cylinder
On, spray assemblies are used for towards interflow component liquid-spraying purified liquid.In use, pernicious gas will be mixed with using air-introduced machine
Mixed flue gas is introduced into barrel chamber, and kiln gas enters cigarette under the action of air-introduced machine with 17 meters -19 meters or so of speed per second
Gas aoxidizes mixing arrangement, and under the action of flue gas aoxidizes mixing arrangement, velocity of flue gas drops to 8 meters -10 meters per second and can form ring
Shape baffling, eddy flow, since the nuisance contained in flue gas mainly has nitric oxide, sulfur dioxide, dust etc., due to each nuisance
Proportion differ, so position distribution in flue is different, in order to improve desulphurization and denitration efficiency, lower oxygen-containing in flue gas
Amount, needs to enable the oxygen in flue gas fully to be reacted with the nitric oxide in flue gas, it is therefore desirable to will be in the oxygen and flue gas in flue gas
Nitric oxide be sufficiently mixed.Flue gas can form annular baffling, rotation except oxygen mixing device under the action of outer wall pipe and spinning disk
Stream makes the nuisance in flue gas be sufficiently mixed, plays and utilize the oxygen in flue gas under the action of forming annular baffling, eddy flow
Make part oxidation of nitric oxide at nitrogen dioxide, achievees the purpose that energy-saving and emission-reduction, the alkalinity for then utilizing spray assemblies to spray
Solution absorbs, more environmentally-friendly.
Desulphurization denitration dust pelletizing system provided in this embodiment includes that above-mentioned flue gas removes oxygen mixing device, has above-mentioned flue gas
Except all advantages of oxygen mixing device.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is that the flue gas of the embodiment of the present invention removes the schematic diagram of oxygen mixing device；
Fig. 2 is that the flue gas of the embodiment of the present invention removes the operating diagram of oxygen mixing device；
Fig. 3 is the schematic diagram that the flue gas of the embodiment of the present invention removes the umbrella shape guiding cap of oxygen mixing device；
Fig. 4 is the schematic top plan view that the flue gas of the embodiment of the present invention removes the umbrella shape guiding cap of oxygen mixing device；
Fig. 5 is the schematic diagram that collaborates component of the flue gas except oxygen mixing device of the embodiment of the present invention.
Icon：100- purifying tubes；110- barrel chambers；120- air inlets；The gas outlets 130-；140- collecting tanks；200-
Guidance set；210- guide cylinders；220- umbrella shape guiding caps；221- linkage sections；222- shunting sections；300- spray assemblies；
310- spray tubes；320- nozzles；400- collaborates component；410- outer tubes；420- spinning disks；430- inner core tubes；500- pacifies
Loading board.
Specific implementation mode
Desulphurization and denitration, cleaner have that device structure is single, and absorption efficiency is low substantially at present, and equipment easily blocks, often
Stop production cleaning maintenance, causes enterprise production to reduce, also directly affects the economic benefit of enterprise；Atmospheric environment is vulnerable to pollution.
In consideration of it, inventor, which devises a kind of flue gas, removes oxygen mixing device and desulphurization denitration dust pelletizing system, in processing cigarette
During oxygen mixture, mixed gas enters purifying tube, and under the action of spinning disk, oxygen and nitric oxide in flue gas fill
Divide hybrid reaction, reduce nitric oxide production content in flue gas, improves purification efficiency.
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, below the detailed description of the embodiment of the present invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiments of the present invention, this field is common
The every other embodiment that technical staff is obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, it should be noted that the orientation or position of the instructions such as term "upper", "lower", "inner", "outside"
Set relationship be based on the orientation or positional relationship shown in the drawings or the invention product using when the orientation or position usually put
Relationship is set, is merely for convenience of description of the present invention and simplification of the description, device is not indicated or implied the indicated or element is necessary
With specific orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, term
" first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally connect
It connects；It can be mechanical connection, can also be electrical connection；It can be directly connected, can also indirectly connected through an intermediary, it can
To be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned term with concrete condition
Concrete meaning in the present invention.
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
Embodiment
Please refer to Fig.1-Fig. 5, wherein dotted arrow indicates that the emission direction of scavenging solution, solid arrow indicate cigarette in Fig. 2
The flow direction of gas.It present embodiments provides a kind of flue gas and removes oxygen mixing device comprising have purifying tube 100, guidance set
200, spray assemblies 300 and interflow component 400.Guidance set 200 is for will also have the flue gas of pernicious gas to be introduced into purification
In cylinder 100 and the scavenging solution that makes flue gas be sprayed with spray assemblies 300 is sufficiently mixed, enhancing clean-up effect.Interflow component 400 is used for
By in flue gas oxygen and nitric oxide be sufficiently mixed reaction, improve clean-up effect.
In the present embodiment, purifying tube 100 has barrel chamber 110, air inlet 120 and gas outlet 130, air inlet 120 and goes out
Gas port 130 is connected to barrel chamber 110.Purifying tube 100 can be cylindrical tube, square column type cylinder etc., be arranged on demand.Purifying tube 100
Steel plate may be used to be made, structural strength is high, and service life is long.The top of purifying tube 100 has end cap, is provided on end cap
Gas outlet 130 is equipped with outlet pipe at gas outlet 130, convenient for purified gas is emitted into air, or will purification
Gas afterwards is delivered to next purification place and is purified again again, improves clean-up effect.It is leaned on the barrel of purifying tube 100
The position of nearly bottom is provided with air inlet 120, and air inlet 120 can be circular port, easy to process, also allow for sealing, not leakiness
Gas.
Optionally, collecting tank 140 is installed in the bottom of purifying tube 100, collecting tank 140 absorbs nuisance for collecting
The scavenging solution of matter is provided with water pump in collecting tank 140, is extracted out by water pump after the liquid in collecting tank 140 reaches a certain amount of.It can
Choosing, observation window is installed on the barrel of purifying tube 100, convenient for the amount of liquid storage in observation collecting tank 140.
In the present embodiment, interflow component 400 includes outer tube 410, inner core tube 420 and spinning disk 430, and spinning disk 430 is installed
In outer tube 410, inner core tube 420 is mounted in outer tube 410, and inner core tube 420 and outer tube 410 are coaxially disposed, spinning disk 430 with it is interior
Core pipe connects, and along the central axes direction of outer tube 410, helically line extends spinning disk 430, the inner wall of spinning disk 430 and outer tube 410
Between formed zigzag shape flow channel, outer tube 410 be mounted on purifying tube in.Optionally, outer tube 410 is round tube, inner core
Pipe 420 is round tube, manufacture easy to process.
Optionally, for flue gas except oxygen mixing device further includes mounting plate 500, interflow component 400 is provided at least two groups, installs
Plate 500 is mounted in barrel chamber, and the outer tube 410 that at least two groups collaborate component 400 is mounted on mounting plate 500, at least two groups interflow
400 uniform intervals of component are arranged on mounting plate 500.
In the present embodiment, guidance set 200 includes guide cylinder 210 and umbrella shape guiding cap 220.
Guide cylinder 210 is bending structure, and the cross-sectional shape of guide cylinder 210 is circular ring shape, the shape with air inlet 120
Match, guide cylinder 210 is plugged at air inlet 120, and outer wall and the purifying tube 100 of guide cylinder 210 are tightly connected, and are not easy gas leakage.It leads
There is the first nozzle and the second nozzle to cylinder 210, plane where the first nozzle of guide cylinder 210 is hung down with plane where the second nozzle
Straight setting, the first nozzle are located at outside purifying tube 100, and the second nozzle is arranged towards the top of purifying tube 100, and the second nozzle is substantially in
Horizontality.Guide cylinder 210 is designed as bending structure, ensures fume centralized quickly through guide cylinder 210 and enters umbrella shape guiding
Cap 220.
It should be noted that in order to extend the service life of guide cylinder 210, guide cylinder 210 is using stainless steel on 316L
Make.
In the present embodiment, umbrella shape guiding cap 220 includes linkage section 221 and shunting section 222, and shunting section 222 is umbrella shape, point
The one side for flowing section 222 towards the top of purifying tube 100 is guide surface, and guide surface is in the conical surface, scavenging solution when guide surface flows more
Uniformly, and on guide surface spray film is formed.The outer diameter of shunting section 222 gradually subtracts along wherein axis direction from first end to second end
Small, linkage section 221 is mounted on first end, and at least two ventholes, guide cylinder 210 and linkage section 221 are provided on linkage section 221
End connection far from shunting section 222, umbrella shape guiding cap 220 are located in barrel chamber 110.Linkage section 221 plays connection shunting section 222
With the effect of guide cylinder 210, exist from the flue gas containing harmful substance that guide cylinder 210 enters from impact after the entrance of guide cylinder 210
On shunting section 222, flue gas forms baffling under the action of shunting section 222, and the combination of scavenging solution is more abundant.
In the present embodiment, linkage section 221 is tubular, venthole is provided on the peripheral wall of linkage section 221, from guide cylinder 210
Exit outflow flue gas flowed out by venthole, impact on shunting section 222.Venthole is provided at least two, at least two
A venthole is intervally arranged on the barrel of guide cylinder 210, and flow of flue gas is more uniform, can be from four Zhou Dynasty of linkage section 221
It is flowed to shunting section 222, the area bigger of scattering of flue gas, the contact with scavenging solution is more abundant.
In other embodiments, linkage section 221 includes at least two connecting rods, and at least two connecting rods are in be circumferentially arranged,
At least two connecting rods connect guide cylinders 210 and shunting section 222, and venthole is formed between adjacent connecting rod.221 structure of linkage section
Simply, convenient for guide cylinder 210 and shunting section 222 are connected.
In the present embodiment, spray assemblies 300 are installed in barrel chamber 110, and spray assemblies 300 are used for towards umbrella shape guiding cap
220 liquid-spraying purified liquids.Spray assemblies 300 include spray tube 310 and at least one nozzle 320, and spray tube 310 stretches into barrel chamber
In 110, at least one nozzle 320 is mounted on spray tube 310, and at least one nozzle 320 is located in barrel chamber 110.Optionally, it sprays
First 320 are provided at least two, and at least two nozzles 320 are intervally arranged along the length direction of spray tube 310.Further, it sprays
Shower pipe 310 includes spray supervisor and at least two spray branch pipes, at least two spray branch pipe connection spray supervisors, at least two sprays
It drenches branch pipe to be arranged side by side, nozzle 320 is installed on every spray branch pipe.Nozzle 320 is distributed more reasonable, the covering surface of scavenging solution
Product is big, and the contact with flue gas is more abundant, is conducive to the absorption of harmful substances from flue gases.
Flue gas provided in this embodiment will be mixed with pernicious gas using wind turbine in use except oxygen mixing device
Mixed flue gas is introduced into from guide cylinder 210 in barrel chamber 110, and the flowing velocity of flue gas is substantially in 15m/s-18m/s, when flue gas is fast
When speed effusion guide cylinder 210, flue gas and nuisance meeting quick washing are arranged in 210 exit of guide cylinder under the action of air-flow
Umbrella shape guiding cap 220, there are two effects for the structure design tool of umbrella shape guiding cap 220：
One, refraction air-flow can be formed under the action of air-flow and umbrella shape guiding cap 220, it is fast that refraction air-flow can carry nuisance
Absorbing liquid liquid level in speed refraction tower, absorbing liquid liquid level forms spray film in tower, and the nuisance in partial fume is made to be absorbed by spray film；
Two, when flue gas effusion guide cylinder 210 is by umbrella shape guiding cap 220, under the action of umbrella shape guiding cap 220,
The absorbing liquid spray film that the upper end spray assembly of purifying tube 100 is sprayed can drop on umbrella shape guiding cap 220, and spray film is fallen in umbrella shape
Liquid film can be formed on guiding cap 220, when flue gas, which carries the nuisances such as dust, passes through liquid film under the action of air-flow, part is made to have
Evil object can absorbed liquid double absorption.The absorption of pernicious gas is more abundant, and the gas being emitted into air is cleaner, more
Environmental protection.
Interflow component 400 is continued to rise to by the flue gas of guidance set 200, in the effect of spinning disk 420 and outer tube 410
Under, annular baffling, eddy flow are formed, under the action of forming annular baffling, eddy flow, the nuisance in flue gas is made to be sufficiently mixed, risen
To making part oxidation of nitric oxide at nitrogen dioxide using the oxygen in flue gas, energy-saving and emission-reduction is achieved the purpose that, have then utilized
The alkaline solution absorption that spray assemblies spray, it is more environmentally-friendly.
Embodiment
Present embodiments provide a kind of desulphurization denitration dust pelletizing system, including wind turbine (not shown) and above-described embodiment
The flue gas of offer removes oxygen mixing device, and wind turbine is used to flue gas introducing barrel chamber.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of flue gas removes oxygen mixing device, which is characterized in that it includes：
There is barrel chamber, air inlet and gas outlet, the air inlet cylinder is connected to gas outlet for purifying tube, the purifying tube
Chamber,
Collaborate component, the interflow component includes outer tube and spinning disk, and the spinning disk is mounted in the outer tube, the rotation
Along the central axes direction of the outer tube, helically line extends for flow, and spiral is formed between the spinning disk and the inner wall of the outer tube
Linear flow channel, the outer tube are mounted in the purifying tube,
And spray assemblies, the spray assemblies are installed in the barrel chamber, the spray assemblies are used for towards the interflow group
Part liquid-spraying purified liquid.
2. flue gas according to claim 1 removes oxygen mixing device, which is characterized in that the interflow component further includes inner core
Pipe, the inner core tube are mounted in the outer tube, and the spinning disk is connect with the inner core tube.
3. flue gas according to claim 1 removes oxygen mixing device, which is characterized in that the flue gas is also wrapped except oxygen mixing device
Guidance set is included, the guidance set includes guide cylinder and umbrella shape guiding cap, and the guide cylinder is connected to the air inlet, described
Umbrella shape guiding cap includes linkage section and shunting section, and the shunting section is umbrella shape, and the outer diameter of the shunting section is along its central axes side
It is gradually reduced to from first end to second end, the linkage section is mounted on the first end, is provided at least on the linkage section
Two ventholes, the guide cylinder are connected to end of the linkage section far from the shunting section, and the umbrella shape guiding cap is located at
In the barrel chamber；The interflow component is between the spray assemblies and the guidance set.
4. flue gas according to claim 3 removes oxygen mixing device, which is characterized in that the guide cylinder is bending structure, institute
Stating guide cylinder has the first nozzle and the second nozzle, and the end face where first nozzle is where second nozzle
End face is arranged；Second nozzle is connected to the linkage section.
5. flue gas according to claim 3 removes oxygen mixing device, which is characterized in that the linkage section includes at least two companies
Extension bar, at least two connecting rods in being circumferentially arranged, at least two connecting rods connect the guide cylinder and the shunting
Section, form the venthole between the adjacent connecting rod.
6. flue gas according to claim 1 removes oxygen mixing device, which is characterized in that the spray assemblies include spray tube with
And at least one nozzle, the spray tube stretch into the barrel chamber, at least one nozzle is mounted on the spray tube, institute
At least one nozzle is stated to be located in the barrel chamber.
7. flue gas according to claim 6 removes oxygen mixing device, which is characterized in that the nozzle is provided at least two,
At least two nozzles are intervally arranged along the length direction of the spray tube.
8. flue gas according to claim 7 remove oxygen mixing device, which is characterized in that the spray tube include spray supervisor and
At least two spray branch pipes, at least two sprays branch pipe are connected to the spray supervisor, and at least two sprays branch pipe is simultaneously
Row is arranged, and the nozzle is equipped on the every spray branch pipe.
9. flue gas according to claim 1 removes oxygen mixing device, which is characterized in that the flue gas is also wrapped except oxygen mixing device
Mounting plate is included, the interflow component is provided at least two groups, and the mounting plate is mounted in the barrel chamber, is closed described at least two groups
The outer tube for flowing component is mounted on the mounting plate.
10. a kind of desulphurization denitration dust pelletizing system, which is characterized in that including wind turbine and according to described in claim any one of 1-9
Flue gas remove oxygen mixing device, the wind turbine is used to flue gas introducing the barrel chamber.
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| CN201810476776.9A CN108404624A (en) | 2018-05-17 | 2018-05-17 | Flue gas removes oxygen mixing device and desulphurization denitration dust pelletizing system |
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| CN201810476776.9A CN108404624A (en) | 2018-05-17 | 2018-05-17 | Flue gas removes oxygen mixing device and desulphurization denitration dust pelletizing system |
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Cited By (1)
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| CN110833762A (en) * | 2019-11-18 | 2020-02-25 | 南京圣诺热管有限公司 | Industrial furnace SCR denitration ammonia injection mixing device, system and method |
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