CN108636080A - A kind of desulfurizing industrial fume denitration device - Google Patents
A kind of desulfurizing industrial fume denitration device Download PDFInfo
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- CN108636080A CN108636080A CN201810430043.1A CN201810430043A CN108636080A CN 108636080 A CN108636080 A CN 108636080A CN 201810430043 A CN201810430043 A CN 201810430043A CN 108636080 A CN108636080 A CN 108636080A
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- flue gas
- denitration device
- conveyance conduit
- desulfurization
- flue
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/75—Multi-step processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/02—Particle separators, e.g. dust precipitators, having hollow filters made of flexible material
-
- 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
-
- 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
- B01D53/86—Catalytic processes
-
- 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
- B01D53/86—Catalytic processes
- B01D53/8603—Removing sulfur compounds
- B01D53/8609—Sulfur oxides
-
- 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
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
- B01D53/8628—Processes characterised by a specific catalyst
-
- 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
- B01D53/86—Catalytic processes
- B01D53/8621—Removing nitrogen compounds
- B01D53/8625—Nitrogen oxides
- B01D53/8631—Processes characterised by a specific device
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/20—Reductants
- B01D2251/206—Ammonium compounds
- B01D2251/2062—Ammonia
-
- 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
Abstract
The present invention relates to fume treatment field, specifically a kind of desulfurizing industrial fume denitration device, including ammonia input pipe, air blower, dedusting mechanism, auger conveyor, conveying mechanism, catalytic plate, flue, processing babinet and desulfurization mechanism；Coordinate air blower that can be passed through the mixture of ammonia and air by ammonia input pipe, the nitre being convenient in removal flue gas, dedusting mechanism can be removed the dust in flue gas, it avoids blocking subsequent reactor, for the dust removed simultaneously convenient for being exported by auger conveyor spiral pushing, conveying mechanism realizes the conveying and mixing of flue gas, and reaction denitration is carried out convenient for it, catalytic plate can reinforce catalysis reaction, and the realization of desulfurization mechanism is removed the sulphur-containing substance in flue gas.Industry flue gas desulfurization and denitrification equipment of the present invention before dedusting mechanism is installed on denitration desulphurization plant, avoids dust from blocking subsequent reaction vessel, and internal gas mixing can be made more uniform, and when being contacted with the catalytic plate of special construction, reaction is more abundant.
Description
Technical field
The present invention relates to fume treatment field, specifically a kind of desulfurizing industrial fume denitration device.
Background technology
Industry is the important component of secondary industry, and industrial expansion promotes expanding economy, but also band simultaneously
Carry out environmental problem, substance harm of the sulfur-bearing containing nitre is larger in industrial smoke, therefore industrial smoke needs to carry out at desulphurization denitration
Reason, flue gas desulfurization and denitrification technology are that a boiler flue gas purification of chemical engineering industry is generated applied to more nitrogen oxides, oxysulfide
Technology；Nitrogen oxides, oxysulfide are one of main sources of air pollution；Therefore technique is applied to purify surrounding air
It is advantagious.
In life due to ammonia and substance reaction containing nitre is pollution-free and sulphur is soluble easily in water and is widely used in the de- of flue gas
In sulphur denitration, however existing ammonia diameter is passed into flue gas, is mixed with flue gas not uniform enough, and reaction efficiency is low, while straight
When connecing the mode that flue gas is passed into water and carrying out desulfurization, water and smoke contacts limited area, therefore removal efficiency is low, usually
It is dusted in denitrification process, easily causes internal blocking.In consideration of it, the present invention provides a kind of desulfurizing industrial fumes to take off
Nitre equipment, has the characteristics that：
(1) a kind of desulfurizing industrial fume denitration device of the present invention, denitration desulphurization plant is installed on by dedusting mechanism
Before, it realizes and carries out preliminary dust removal process to flue gas, avoid dust from blocking subsequent reaction vessel, pass through two filters
Structure series connection collaboration dedusting mechanism, not only improves dedusting ability, while improving the efficiency of filtering dust, effectively inside is avoided to go out
Now block.
(2) a kind of desulfurizing industrial fume denitration device of the present invention is utilized when flue gas, ammonia and air are passed through
Rabbling mechanism is stirred gas, cooperates with the conveyance conduit of wavy shaped configuration that can extend flowing through channel, and cooperation baffle can make interior
Portion's gas mixing is more uniform, and when being contacted with the catalytic plate of special construction, reaction is more fully and quick；Improve the speed of desulfurization
Rate and efficiency.
(3) a kind of desulfurizing industrial fume denitration device of the present invention, the flue gas utilization exhaust pipe of desulfurization process is led to
Enter the inside to water tank, can not only realize and the product of desulphurization reaction is accepted, at the same can make gas be uniformly dispersed increase with
The contact area of water makes the sulphur-containing substance in flue gas be substantially soluble in water, realizes the desulfurization process of flue gas.
Invention content
For the problems of the prior art, the present invention provides a kind of desulfurizing industrial fume denitration devices, pass through the ammonia
Gas input pipe coordinates the air blower that can be passed through the mixture of ammonia and air, the nitre being convenient in removal flue gas, described
Dedusting mechanism can be removed the dust in flue gas, avoid blocking subsequent reactor, while the dust removed is convenient for passing through
The auger conveyor spiral pushing output, the conveying mechanism realize the conveying and mixing of flue gas, and it is de- to carry out reaction convenient for it
Nitre, the catalytic plate can reinforce catalysis reaction, and the desulfurization mechanism realization is removed the sulphur-containing substance in flue gas；By institute
It states dedusting mechanism to be installed on before denitration desulphurization plant, realization carries out flue gas preliminary dust removal process, after avoiding dust from blocking
Continuous reaction vessel cooperates with the dedusting mechanism by two filter mechanism series connection, not only improves dedusting ability, improve simultaneously
The efficiency of filtering dust, effectively avoids inside from blocking；When flue gas, ammonia and air are passed through, the blender is utilized
Structure is stirred gas, cooperates with the conveyance conduit of wavy shaped configuration that can extend flowing through channel, coordinates the baffle that can make
Internal gas mixing is more uniform, and when being contacted with the catalytic plate of special construction, reaction is more fully and quick；It improves de-
The rate and efficiency of sulphur；Exhaust pipe described in flue gas utilization by desulfurization process is passed into the inside of the water tank, can not only realize
The product of desulphurization reaction is accepted, while gas can be made to be uniformly dispersed the contact area of increase and water, makes containing in flue gas
Sulfur material is substantially soluble in water, realizes the desulfurization process of flue gas.
The technical solution adopted by the present invention to solve the technical problems is：A kind of desulfurizing industrial fume denitration device, including
Ammonia input pipe, air blower, dedusting mechanism, auger conveyor, conveying mechanism, catalytic plate, flue, processing babinet and desulfurization
Mechanism, the bottom of the dedusting mechanism are equipped with the auger conveyor for dust output, and the side of the dedusting mechanism
The fixed processing babinet；The processing babinet is internally provided with the conveying mechanism, and conveying mechanism is connected to the dust removal machine
Structure and the ammonia input pipe；The side of the ammonia input pipe is connected to the air blower；The conveying mechanism is internally provided with
The catalytic plate, and the bottom end of the conveying mechanism is inserted into the inside of the desulfurization mechanism；Connect at the top of the desulfurization mechanism
Lead to the flue.
Specifically, the dedusting mechanism includes the first filter mechanism, dedusting mechanism, the second filter mechanism and protecting crust, institute
The top for stating auger conveyor is connected to the protecting crust, and the protecting crust to be internally provided with interconnected structure identical
First filter mechanism and second filter mechanism；The inside of first filter mechanism and second filter mechanism
It is rotatablely connected the dedusting mechanism, the flue gas generated to industry by first filter mechanism and second filter mechanism
Inside carries out the removal of dust, is collected and is discharged by the protecting crust, and going for dust is carried out using the dedusting mechanism
It removes.
Specifically, first filter mechanism includes escape pipe, cloth bag, shell and air inlet pipe, the shell is fixed on institute
The inside of protecting crust is stated, and the inside of the shell is equipped with several described cloth bags of the trapezoidal structure in section；The cloth bag
Both ends connect the escape pipe and the air inlet pipe, the flue gas that industry is generated connects the air inlet pipe, and flue gas is made to enter
The inside of the shell allows the flue gas that industry generates so that dust is trapped within the outside of the cloth bag by the cloth bag.
Specifically, the dedusting mechanism includes rattle balls, connecting rod, shaft and motor, the shaft runs through the shell, and
One end of the shaft connects the motor；The outside circular array of the shaft equidistantly fixes several connecting rods, and
The rattle balls of spherical structure are fixed in one end of the connecting rod, when the outside dust accumulation of the cloth bag is more, can open
The motor makes the electric motor starting drive the shaft rotation, the cloth bag is beaten using the rattle balls, avoids described
Cloth bag blocks, and the dust hit down is exported by the augers.
Specifically, the conveying mechanism includes rabbling mechanism, conveyance conduit, baffle and electrically heated rod, the conveyance conduit
It is connected to the ammonia input pipe, second filter mechanism, and the conveyance conduit is internally provided with the rabbling mechanism, institute
Baffle and the electrically heated rod are stated, the flue gas of filtering enters the inside of the conveyance conduit, while being passed through ammonia and air
Mixture continues to advance into the inside of the baffle after the completion of mixing, is hindered internal gas using the baffle
Gear, makes gas rotating be more fully mixed, while being made up to suitably instead using the electrically heated rod to being internally heated
Temperature is answered, the inside of the catalytic plate is entered.
Specifically, the rabbling mechanism includes stirring blade and agitating shaft, the agitating shaft is rotationally connected with the conveying
The inside of pipeline, and the stirring blade that is equally spaced on the outside of the agitating shaft push the paddle in gas into fashionable
Piece mixes gas, it is ensured that flue gas, ammonia are uniformly mixed with air.
Specifically, the conveyance conduit uses helical structure, and the inclination angle for being internally provided with intersection of the conveyance conduit is
45 ° of the baffle；The inside of the conveyance conduit is equidistantly equipped with several described electrically heated rods, is flowed through to increase other
Distance, it is ensured that mixed between gas more uniformly, improve reaction efficiency.
Specifically, the catalytic plate uses semi-circular shape structure, and the top of the catalytic plate is equidistantly convex equipped with several
It rises；The inside of the catalytic plate uses honeycomb structure, in order to improve the efficiency of catalysis, accelerates reaction rate.
Specifically, the desulfurization mechanism includes water tank, exhaust pipe and through-hole, the delivery pipe is inserted into the inside of the water tank
Road, and the exhaust pipe is fixed in the bottom of the conveyance conduit；The outer surface of the exhaust pipe of cylindrical structure is equidistantly equipped with
Several described through-holes, reaction product and flue gas are passed into inside the water tank, are made pair using the water inside the water tank
Sulphur-containing substance in flue gas is dissolved in water the desulfurization process for realizing flue gas.
Specifically, the flue is connected to the water tank, and the flue is internally provided with ceramic filter plate；It is described go out
The processing babinet is run through at the top of chimney, and treated flue gas is carried out after reinforcement filtering by the ceramic filter plate by institute
State flue discharge.
Beneficial effects of the present invention：
(1) a kind of desulfurizing industrial fume denitration device of the present invention, denitration desulphurization plant is installed on by dedusting mechanism
Before, it realizes and carries out preliminary dust removal process to flue gas, avoid dust from blocking subsequent reaction vessel, pass through two filters
Structure series connection collaboration dedusting mechanism, not only improves dedusting ability, while improving the efficiency of filtering dust, effectively inside is avoided to go out
Now block.
(2) a kind of desulfurizing industrial fume denitration device of the present invention is utilized when flue gas, ammonia and air are passed through
Rabbling mechanism is stirred gas, cooperates with the conveyance conduit of wavy shaped configuration that can extend flowing through channel, and cooperation baffle can make interior
Portion's gas mixing is more uniform, and when being contacted with the catalytic plate of special construction, reaction is more fully and quick；Improve the speed of desulfurization
Rate and efficiency.
(3) a kind of desulfurizing industrial fume denitration device of the present invention, the flue gas utilization exhaust pipe of desulfurization process is led to
Enter the inside to water tank, can not only realize and the product of desulphurization reaction is accepted, at the same can make gas be uniformly dispersed increase with
The contact area of water makes the sulphur-containing substance in flue gas be substantially soluble in water, realizes the desulfurization process of flue gas.
Description of the drawings
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is a kind of structural schematic diagram of preferred embodiment of desulfurizing industrial fume denitration device provided by the invention；
Fig. 2 is the structural schematic diagram amplified at A shown in FIG. 1；
Fig. 3 is the first filter mechanism structural schematic diagram shown in FIG. 1；
Fig. 4 is dedusting mechanism structure schematic diagram shown in FIG. 1.
In figure：1, ammonia input pipe, 2, air blower, 3, dedusting mechanism, the 31, first filter mechanism, 311, escape pipe,
312, cloth bag, 313, shell, 314, air inlet pipe, 32, dedusting mechanism, 321, rattle balls, 322, connecting rod, 323, shaft, 324, electricity
Machine, the 33, second filter mechanism, 34, protecting crust, 4, auger conveyor, 5, conveying mechanism, 51, rabbling mechanism, 511, paddle
Piece, 512, agitating shaft, 52, conveyance conduit, 53, baffle, 54, electrically heated rod, 6, catalytic plate, 61, protrusion, 7, flue, 71,
Ceramic filter plate, 8, processing babinet, 9, desulfurization mechanism, 91, water tank, 92, exhaust pipe, 93, through-hole.
Specific implementation mode
In order to make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, tie below
Specific implementation mode is closed, the present invention is further explained.
As shown in Figure 1, a kind of desulfurizing industrial fume denitration device of the present invention, including ammonia input pipe 1, air blower
2, dedusting mechanism 3, auger conveyor 4, conveying mechanism 5, catalytic plate 6, flue 7, processing babinet 8 and desulfurization mechanism 9, it is described
The bottom of dedusting mechanism 3 is equipped with the auger conveyor 4 for dust output, and institute is fixed in the side of the dedusting mechanism 3
State processing babinet 8；The processing babinet 8 is internally provided with the conveying mechanism 5, and conveying mechanism 5 is connected to the dedusting mechanism
3 and the ammonia input pipe 1；The side of the ammonia input pipe 1 is connected to the air blower 2；The inside of the conveying mechanism 5
Bottom end equipped with the catalytic plate 6, and the conveying mechanism 5 is inserted into the inside of the desulfurization mechanism 9；The desulfurization mechanism 9
Top be connected to the flue 7.
Specifically, as shown in Figure 1 and Figure 4, the dedusting mechanism 3 includes the first filter mechanism 31, dedusting mechanism 32, the
The top of two filter mechanisms 33 and protecting crust 34, the auger conveyor 4 is connected to the protecting crust 34, and the protecting crust 34
Be internally provided with identical first filter mechanism 31 of interconnected structure and second filter mechanism 33；Described
One filter mechanism 31 connects the dedusting mechanism 32 with the inner rotation of second filter mechanism 33, passes through first mistake
The removal that dust is carried out inside the flue gas that filter structure 31 and second filter mechanism 33 generate industry, passes through the protection
Shell 34 is collected and is discharged, and the removal of dust is carried out using the dedusting mechanism 32.
Specifically, as shown in Figure 1 and Figure 4, first filter mechanism 31 includes escape pipe 311, cloth bag 312, shell
313 and air inlet pipe 313, the shell 313 is fixed on the inside of the protecting crust 34, and the inside of the shell 313 is equipped with
Several described cloth bags 312 of the trapezoidal structure in section；The both ends of the cloth bag 312 connect the escape pipe 311 and it is described into
Tracheae 313, the flue gas that industry is generated connect the air inlet pipe 314, flue gas are made to enter the inside of the shell 313, allow work
The flue gas that industry generates makes dust be trapped within the outside of the cloth bag 312 by the cloth bag 312.
Specifically, as shown in Figure 1 and Figure 4, the dedusting mechanism 32 includes rattle balls 321, connecting rod 322, shaft 323 and electricity
Machine 324, the shaft 323 runs through the shell 313, and one end of the shaft 323 connects the motor 324；The shaft
323 outside circular array equidistantly fixes several connecting rods 322, and spherical structure is fixed in one end of the connecting rod 322
The rattle balls 321 can open the motor 324 when the accumulation of the outside dust of the cloth bag 312 is more, make the electricity
Machine 324, which starts, drives the shaft 323 to rotate, and beats the cloth bag 312 using the rattle balls 321, avoids the cloth bag 312
It blocks, the dust hit down is exported by the augers 4.
Specifically, as depicted in figs. 1 and 2, the conveying mechanism 5 includes rabbling mechanism 51, conveyance conduit 52, baffle 53
With electrically heated rod 54, the conveyance conduit 52 is connected to the ammonia input pipe 1, second filter mechanism 33, and the conveying
Pipeline 52 is internally provided with the rabbling mechanism 51, the baffle 53 and the electrically heated rod 54, and the flue gas of filtering enters institute
The inside of conveyance conduit 52 is stated, while being passed through the mixture of ammonia and air, continues to advance into the gear after the completion of mixing
The inside of plate 53 stops internal gas using the baffle 53, so that gas rotating is more fully mixed, while profit
Suitable reaction temperature is made up to being internally heated with the electrically heated rod 54, enters the interior of the catalytic plate 6
Portion.
Specifically, as depicted in figs. 1 and 2, the rabbling mechanism 51 includes stirring blade 511 and agitating shaft 512, described
Agitating shaft 512 is rotationally connected with the inside of the conveyance conduit 52, and the outside of the agitating shaft 512 is equally spaced described stir
Blade 511 is mixed, pushes the stirring blade 511 to mix gas into fashionable in gas, it is ensured that flue gas, ammonia and air
It is uniformly mixed.
Specifically, as depicted in figs. 1 and 2, the conveyance conduit 52 uses helical structure, and the conveyance conduit 52
It is internally provided with the baffle 53 that the inclination angle of intersection is 45 °；The inside of the conveyance conduit 52 is equidistantly equipped with several described electricity
Heating rod 54, in order to increase the distance that other are flowed through, it is ensured that mixed between gas more uniformly, improve reaction efficiency.
Specifically, as shown in Figure 1, the catalytic plate 6 uses semi-circular shape structure, and the top of the catalytic plate 6 is equidistant
Equipped with several protrusions 61；The inside of the catalytic plate 6 uses honeycomb structure, in order to improve the efficiency of catalysis, accelerates reaction
Rate.
Specifically, as shown in Figure 1, the desulfurization mechanism 9 includes water tank 91, exhaust pipe 92 and through-hole 93, the water tank 91
Inside be inserted into the conveyance conduit 52, and the exhaust pipe 92 is fixed in the bottom of the conveyance conduit 52；Cylindrical structure
The outer surface of the exhaust pipe 92 is equidistantly equipped with several described through-holes 93, and reaction product and flue gas are passed into the water
Inside case 91, make to be dissolved in water the sulphur-containing substance in flue gas the desulfurization for realizing flue gas using the water inside the water tank 91
Processing.
Specifically, as shown in Figure 1, the flue 7 is connected to the water tank 91, and the flue 7 is internally provided with pottery
Porcelain filter plate 71；The processing babinet 8 is run through at the top of the flue 7, and treated, and flue gas passes through the ceramic filter plate
71 carry out reinforcement filtering after be discharged by the flue 7.
Coordinate the air blower 2 that can be passed through the mixture of ammonia and air by the ammonia input pipe 1, is convenient for
The nitre in flue gas is removed, the dedusting mechanism 3 can be removed the dust in flue gas, avoid blocking subsequent reactor, together
When the dust that removes be convenient for exporting by 4 spiral pushing of the auger conveyor, the conveying mechanism 5 realizes the conveying of flue gas
And mixing, reaction denitration is carried out convenient for it, the catalytic plate 6 can reinforce catalysis reaction, and the desulfurization mechanism 9 is realized to flue gas
In sulphur-containing substance be removed；Specifically have：
(1) flue gas for generating industry in the desulphurization denitration processing for carrying out industrial smoke connects the air inlet pipe 314, makes
Flue gas enters the inside of the shell 313, and the flue gas that industry generates is allowed so that dust is trapped within institute by the cloth bag 312
The outside of cloth bag 312 is stated, filtered flue gas enters the inside of second filter mechanism 33, carries out secondary filter, works as institute
State cloth bag 312 the accumulation of outside dust it is more when, the motor 324 can be opened, so that the motor 324 is started and drive described turn
Axis 323 rotates, and beats the cloth bag 312 using the rattle balls 321, the cloth bag 312 is avoided to block, the ash hit down
Dirt is exported by the augers 4.
(2) flue gas filtered enters the inside of the conveyance conduit 52, while being passed through the mixture of ammonia and air,
Gas pushes the stirring blade 511 to mix gas into fashionable, it is ensured that flue gas, ammonia are uniformly mixed with air, mixing
The inside for continuing to advance into the baffle 53 after the completion stops internal gas using the baffle 53, makes gas
Body rotation is more fully mixed, while making up to suitable reaction temperature to being internally heated using the electrically heated rod 54
Degree, enters the inside of the catalytic plate 6, reacting using the catalyst inside the catalytic plate 6 makes the object containing nitre
Matter is reacted with ammonia generates nitrogen and water.
(3) reaction product and flue gas are passed into inside the water tank 91, are made pair using the water inside the water tank 91
Sulphur-containing substance in flue gas is dissolved in water the desulfurization process for realizing flue gas, and treated, and flue gas passes through the ceramic filter plate 71
It is discharged by the flue 7 after carrying out reinforcement filtering.
It is real before the dedusting mechanism 3 is installed on denitration desulphurization plant by the desulfurizing industrial fume denitration device of the present invention
Preliminary dust removal process is now carried out to flue gas, dust is avoided to block subsequent reaction vessel, passes through two filter mechanism series connection associations
With the dedusting mechanism 32, dedusting ability is not only improved, while improving the efficiency of filtering dust, effectively avoid internal appearance
It blocks；When flue gas, ammonia and air are passed through, gas is stirred using the rabbling mechanism 51, cooperates with wavy shaped configuration
The conveyance conduit 52 can extend flowing through channel, coordinate the baffle 53 that internal gas mixing can be made more uniform, and it is special
When the catalytic plate 6 of structure contacts, reaction is more fully and quick；Improve the rate and efficiency of desulfurization；By desulfurization process
Exhaust pipe 92 described in flue gas utilization is passed into the inside of the water tank 91, can not only realize and be held to the product of desulphurization reaction
It connects, while gas can be made to be uniformly dispersed the contact area of increase and water, the sulphur-containing substance in flue gas is made to be substantially soluble in water, it is real
The desulfurization process of existing flue gas.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the description in the above embodiment and specification only illustrates the present invention
Principle, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these variation
It is both fallen in the scope of protection of present invention with improvement.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (10)
1. a kind of desulfurizing industrial fume denitration device, it is characterised in that：Including ammonia input pipe (1), air blower (2), dust removal machine
Structure (3), auger conveyor (4), conveying mechanism (5), catalytic plate (6), flue (7), processing babinet (8) and desulfurization mechanism (9),
The bottom of the dedusting mechanism (3), which is equipped with, is used for the auger conveyor (4) that dust exports, and the dedusting mechanism (3)
The processing babinet (8) is fixed in side；The processing babinet (8) is internally provided with the conveying mechanism (5), and conveying mechanism
(5) dedusting mechanism (3) and the ammonia input pipe (1) are connected to；The side of the ammonia input pipe (1) is connected to the air blast
Machine (2)；The conveying mechanism (5) is internally provided with the catalytic plate (6), and the bottom end of the conveying mechanism (5) is inserted into institute
State the inside of desulfurization mechanism (9)；The top of the desulfurization mechanism (9) is connected to the flue (7).
2. a kind of desulfurizing industrial fume denitration device according to claim 1, it is characterised in that：The dedusting mechanism (3)
Including the first filter mechanism (31), dedusting mechanism (32), the second filter mechanism (33) and protecting crust (34), the auger conveyor
(4) top is connected to the protecting crust (34), and the protecting crust (34) is internally provided with the identical institute of interconnected structure
State the first filter mechanism (31) and second filter mechanism (33)；First filter mechanism (31) and second filter
The inner rotation of structure (33) connects the dedusting mechanism (32).
3. a kind of desulfurizing industrial fume denitration device according to claim 2, it is characterised in that：First filter mechanism
(31) include escape pipe (311), cloth bag (312), shell (313) and air inlet pipe (313), the shell (313) is fixed on described
The inside of protecting crust (34), and the inside of the shell (313) is equipped with several described cloth bags of the trapezoidal structure in section
(312)；The both ends of the cloth bag (312) connect the escape pipe (311) and the air inlet pipe (313).
4. a kind of desulfurizing industrial fume denitration device according to claim 2, it is characterised in that：The dedusting mechanism (32)
Including rattle balls (321), connecting rod (322), shaft (323) and motor (324), the shaft (323) runs through the shell
(313), and one end of the shaft (323) connects the motor (324)；The outside circular array etc. of the shaft (323)
Away from fixing several connecting rods (322), and the rattle balls (321) of spherical structure are fixed in one end of the connecting rod (322).
5. a kind of desulfurizing industrial fume denitration device according to claim 2, it is characterised in that：The conveying mechanism (5)
Including rabbling mechanism (51), conveyance conduit (52), baffle (53) and electrically heated rod (54), described in conveyance conduit (52) connection
Ammonia input pipe (1), second filter mechanism (33), and the conveyance conduit (52) is internally provided with the rabbling mechanism
(51), the baffle (53) and the electrically heated rod (54).
6. a kind of desulfurizing industrial fume denitration device according to claim 5, it is characterised in that：The rabbling mechanism (51)
Including stirring blade (511) and agitating shaft (512), the agitating shaft (512) is rotationally connected with the interior of the conveyance conduit (52)
Portion, and the stirring blade (511) that is equally spaced on the outside of the agitating shaft (512).
7. a kind of desulfurizing industrial fume denitration device according to claim 5, it is characterised in that：The conveyance conduit (52)
Using helical structure, and the inclination angle for being internally provided with intersection of the conveyance conduit (52) is 45 ° of the baffle (53)；It is described defeated
The inside of pipeline (52) is sent equidistantly to be equipped with several described electrically heated rods (54).
8. a kind of desulfurizing industrial fume denitration device according to claim 1, it is characterised in that：The catalytic plate (6) is adopted
With semi-circular shape structure, and the top of the catalytic plate (6) is equidistantly equipped with several raised (61)；The catalytic plate (6) it is interior
Portion uses honeycomb structure.
9. a kind of desulfurizing industrial fume denitration device according to claim 5, it is characterised in that：The desulfurization mechanism (9)
Including water tank (91), exhaust pipe (92) and through-hole (93), the conveyance conduit (52), and institute are inserted into the inside of the water tank (91)
The exhaust pipe (92) is fixed in the bottom for stating conveyance conduit (52)；The outer surface of the exhaust pipe (92) of cylindrical structure is equidistant
Equipped with through-hole described in several (93).
10. a kind of desulfurizing industrial fume denitration device according to claim 9, it is characterised in that：The flue (7) is even
Lead to the water tank (91), and the flue (7) is internally provided with ceramic filter plate (71)；It is passed through at the top of the flue (7)
Wear the processing babinet (8).
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| CN201810430043.1A CN108636080B (en) | 2018-05-08 | 2018-05-08 | Industrial flue gas desulfurization and denitrification equipment |
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| CN108636080B CN108636080B (en) | 2021-03-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113058427A (en) * | 2021-03-01 | 2021-07-02 | 安徽紫朔环境工程技术有限公司 | Desulfurization and denitrification integrated equipment for power plant |
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| CN108636080B (en) | 2021-03-12 |
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