CN209423346U - A kind of asynchronous circulating flue gas purification device of desulphurization denitration activated coke - Google Patents
A kind of asynchronous circulating flue gas purification device of desulphurization denitration activated coke Download PDFInfo
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- CN209423346U CN209423346U CN201822024128.8U CN201822024128U CN209423346U CN 209423346 U CN209423346 U CN 209423346U CN 201822024128 U CN201822024128 U CN 201822024128U CN 209423346 U CN209423346 U CN 209423346U
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- denitration
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- desulfurization
- activated coke
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Abstract
The utility model belongs to industrial waste gas Treatment process field, specifically provide a kind of asynchronous circulating flue gas purification device of desulphurization denitration activated coke, activated coke is fed through in desulfurization unit and denitration unit respectively by conveyer belt, activated coke is directly entered regenerating unit after desulfurization/denitration, and activated coke is recycled.Activated coke circulation during desulphurization and denitration is relatively independent, therefore denitration is asynchronous with desulphurizing activated coke cycle rate, denitrification apparatus activated coke cycle rate can be reduced according to circumstances, the activated coke internal circulating load being individually adjusted into according to actual needs in denitration unit and desulfurization unit, to reduce activated coke attrition；In addition, desulfurization unit includes multiple desulfurization storehouses, denitration unit includes multiple denitration storehouses, and multiple storehouses in each unit can be in parallel or connect, and makes smoke reaction more abundant.
Description
Technical field
The utility model belongs to industrial waste gas Treatment process field, and in particular to a kind of asynchronous circulation of desulphurization denitration activated coke
Flue gas purification device.
Background technique
Flue gas of sintering machine head, pellet roasting exhaust gas volumn are big, and flue gas initial temperature is low, the dry desulfurization denitration not heated up at present
Integrated technique is mainly leading with active coke desulphurizing denitration technology.For the cloth for maintaining desulphurization and denitration process relatively independent, existing
Set there are two types of modes: 1. desulfurizer, denitrification apparatus are arranged up and down, and activated coke is delivered to denitration dress through bucket machine in regenerating unit
Top set portion, activated coke flow successively through denitrification apparatus, desulfurizer under the effect of gravity, are finally delivered to regenerating unit by bucket machine
Top, altogether by material lifting twice；2. desulfurizer, denitrification apparatus are horizontally disposed, activated coke is through bucket machine in regenerating unit
It is delivered at the top of denitrification apparatus, the activated coke of denitrification apparatus bottom is delivered at the top of desulfurizer by bucket machine after denitration, is taken off
Sulphur bottom of device activated coke is conveyed by bucket machine in regenerating unit, and activated coke is by material lifting three times.
Above two technique causes material rising height higher, Huo Zhexu due to desulphurization and denitration device material Cascade System
To pass through multiple batch turning, the activated coke proportion of goods damageds are higher.Denitrification process requires to be far below desulfurization for the cycle rate of activated coke
The activated coke cycle rate of Cheng Suoxu, denitrification process and sweetening process activated coke circulating series are unfavorable for system control and activity
Burnt service life.
Summary of the invention
It is low with the denitrification process activated coke circulating series service life that the purpose of the utility model is to overcome desulfurization in the prior art
Problem.
For this purpose, the utility model provides a kind of asynchronous circulating flue gas purification device of desulphurization denitration activated coke, including desulfurization
Unit, denitration unit, regeneration unit and supply unit；
The supply unit includes desulfurization pan feeding conveyer belt, denitration pan feeding conveyer belt, denitration discharge conveyer belt and desulfurization row
Expect that conveyer belt, the desulfurization pan feeding conveyer belt and denitration pan feeding conveyer belt are connected to the bottom end delivery outlet of the regeneration unit,
The top of the desulfurization unit and the top of denitration unit connect with the desulfurization pan feeding conveyer belt and denitration pan feeding conveyer belt respectively
Logical, the delivery rate of the desulfurization pan feeding conveyer belt and denitration pan feeding conveyer belt is different；
The bottom end of the desulfurization unit and the bottom end of denitration unit respectively with the desulfurization discharge conveyer belt and denitration discharge
Conveyer belt connection, the desulfurization discharge conveyer belt and denitration discharge conveyer belt connect with the top input port of the regeneration unit
It is logical.
Preferably, the desulfurization unit includes multiple mutually independent desulfurization storehouses, and flue gas shunting passes through each desulfurization storehouse
After enter denitration unit.
Preferably, the denitration unit includes multiple mutually independent denitration storehouses, and flue gas shunting passes through each denitration storehouse
After be discharged.
Preferably, described device also packet storage bin and Weighing feeder, the Weighing feeder and the desulfurization discharge are defeated
Band is sent to be connected, the Weighing feeder to the activated coke that the storage bin is discharged for weighing and transporting to the desulfurization discharge
On conveyer belt.
Preferably, described device further includes chimney, the outlet of chimney and the denitration unit.
Preferably, it is equipped with vibrating screen below the bottom end delivery outlet of the regeneration unit, is equipped with ash cellar below the vibrating screen,
The end of the vibrating screen is connected to the desulfurization pan feeding conveyer belt.
Preferably, the desulfurization unit and the denitration unit are equipped with valve, and the supply unit connects with the valve
It is logical.
The utility model has the beneficial effects that this asynchronous circulating flue gas of desulphurization denitration activated coke provided by the utility model is net
Makeup is set, and activated coke is fed through in desulfurization unit and denitration unit respectively by conveyer belt, activated coke is direct after desulfurization/denitration
Into regenerating unit, activated coke is recycled.Activated coke circulation during desulphurization and denitration is relatively independent, therefore denitration
Asynchronous with desulphurizing activated coke cycle rate, denitrification apparatus activated coke cycle rate can be reduced according to circumstances, i.e., according to practical need
The activated coke internal circulating load being individually adjusted into denitration unit and desulfurization unit is sought, to reduce activated coke attrition；
In addition, desulfurization unit includes multiple desulfurization storehouses, denitration unit includes multiple denitration storehouses, and multiple storehouses in each unit can be in parallel
It can connect, make smoke reaction more abundant.
The utility model is described in further details below with reference to attached drawing.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the asynchronous circulating flue gas purification device of the utility model desulphurization denitration activated coke.
Description of symbols: desulfurization unit 1, denitration unit 2, desulfurization pan feeding conveyer belt 3, denitration pan feeding conveyer belt 4, denitration
Discharge conveyer belt 5, desulfurization discharge conveyer belt 6, regeneration unit 7, storage bin 8, Weighing feeder 9, vibrating screen 10, ash cellar 11, cigarette
Chimney 12.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
All other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " center ", "upper", "lower", "front", "rear",
The orientation or positional relationship of the instructions such as "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is based on attached drawing institute
The orientation or positional relationship shown, is merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to this is practical
Novel limitation.
Term " first ", " second " be used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance or
Implicitly indicate the quantity of indicated technical characteristic." first " is defined as a result, the feature of " second " can be expressed or imply
Ground includes one or more of the features；In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two
It is a or more than two.
The utility model provides a kind of asynchronous circulating flue gas purification device of desulphurization denitration activated coke, including desulfurization unit 1,
Denitration unit 2, regeneration unit 7 and supply unit；
The supply unit includes desulfurization pan feeding conveyer belt 3, denitration pan feeding conveyer belt 4, denitration discharge conveyer belt 5 and desulfurization
Discharge conveyer belt 6, the bottom end delivery outlet of the desulfurization pan feeding conveyer belt 3 and denitration pan feeding conveyer belt 4 with the regeneration unit 7
The top of connection, the top of the desulfurization unit 1 and denitration unit 2 respectively with the desulfurization pan feeding conveyer belt 3 and denitration pan feeding
Conveyer belt 4 is connected to, and the delivery rate of the desulfurization pan feeding conveyer belt 3 and denitration pan feeding conveyer belt 4 is different, the desulfurization unit 1
Bottom end and the bottom end of denitration unit 2 be connected to respectively with the desulfurization discharge conveyer belt 6 and denitration discharge conveyer belt 5, it is described de-
Sulphur discharge conveyer belt 6 and denitration discharge conveyer belt 5 are connected to the top input port of the regeneration unit 7.
It follows that as shown in Figure 1, the former flue gas from sintering machine, which first passes through desulfurization unit 1, carries out desulfurization, using de-
Nitre unit 2 carries out denitration, eventually passes through the discharge of chimney 12, the activated coke difference after desulfurization unit 1 and denitration unit 2 react
It is delivered to regeneration unit 7 by desulfurization discharge conveyer belt 6 and denitration discharge conveyer belt 5, the activated coke after 7 pairs of regeneration unit reactions
Desulfurization unit 1 and denitration are entered by desulfurization pan feeding conveyer belt 3 and denitration pan feeding conveyer belt 4 respectively again after carrying out parsing regeneration
Cycling and reutilization is carried out in unit 2.Wherein conveyer belt is bucket machine, and desulfurization pan feeding conveyer belt 3 and denitration pan feeding conveyer belt 4 are independent
Work forms two channels arranged side by side, and flue or traditional channels in series, denitration after the desulfurization of flue gas elder generation, but the feeding of activated coke
Rate is different, and Matter Transfer rate of the activated coke in desulfurization unit 1 is fast, and the Matter Transfer rate in denitration unit 2 is slow, with
Different cycle rates provides activated coke to desulphurization and denitration, and the activated coke circulatory system of desulphurization and denitration process is independent, such area
Divide the activated coke cycle-index of independent denitration desulfurization, reduces material abrasion.The utility model embodiment is net using activated coke flue gas
Chemical industry skill, the desulphurization and denitration process activated coke circulatory system is independent, can be according to flue gas SO2、NOXThe independent adjustment activity of respective dynamic
Burnt internal circulating load.Wherein, activated coke enters from the top of desulfurization unit 1 and denitration unit 2 respectively, and in storehouse and smoke reaction,
Finally it is discharged from bottom end.
Preferred scheme, the desulfurization unit 1 include multiple mutually independent desulfurization storehouses, and flue gas shunting is by each described de-
Denitration unit 2 is entered behind sulphur storehouse.It follows that as shown in Figure 1, desulfurization storehouse be it is multiple, flue gas has respectively entered multiple desulfurization
Desulfurization is carried out in storehouse, the flue gas being discharged after desulfurization summarizes, and then flue gas is discharged into next denitration process together.It is also possible to
Flue gas successively passes through each multiple desulfurization in desulfurization storehouse, i.e., multiple desulfurization storehouse series connection, so that desulfurization is more thorough.
Preferred scheme, the denitration unit 2 include multiple mutually independent denitration storehouses, and flue gas shunting is by each described de-
Nitre is discharged behind storehouse.It follows that as shown in Figure 1, denitration storehouse be it is multiple, from desulfurization storehouse discharge after flue gas have respectively entered it is multiple
Denitration is carried out in denitration storehouse, the flue gas being discharged after denitration summarizes, and then flue gas emits together.It is also possible to flue gas successively to pass through
Each multiple denitration in denitration storehouse is crossed, i.e., multiple denitration storehouse series connection, so that denitration is more thorough.
Preferred scheme, described device also packet storage bin 8 and Weighing feeder 9, the Weighing feeder 9 and the desulfurization
Discharge conveyer belt 6 is connected, and the Weighing feeder 9 to the activated coke that the storage bin 8 is discharged for weighing and transporting to institute
It states on desulfurization discharge conveyer belt 6.It follows that more use is fewer as shown in Figure 1, activated coke can be lossy in use process, this is
It requires supplementation with, fresh supplemented material is sent by Weighing feeder 9 to desulfurization discharge conveyer belt 6 (bucket machine) by storage bin 8, conveying
It is regenerated in regenerator.
Preferred scheme, described device further include chimney 12, the outlet of chimney and the denitration unit 2.Thus may be used
Know, as shown in Figure 1, fume centralized is emitted into high-altitude by chimney 12.
Preferred scheme, the bottom end delivery outlet lower section of the regeneration unit 7 are equipped with vibrating screen 10,10 lower section of vibrating screen
Equipped with ash cellar 11, the end of the vibrating screen 10 is connected to the desulfurization pan feeding conveyer belt 3.It follows that as shown in Figure 1, living
Property coke can wear become smaller in use, too small activated coke adsorption effect is deteriorated, and is easy to happen blocking, passes through vibrating screen
10 pairs of short grained activated cokes filter out.
Preferred scheme, the desulfurization unit 1 and the denitration unit 2 are equipped with valve, the supply unit with it is described
Valve is connected.It follows that when activated coke transports desulfurization storehouse entrance by desulfurization pan feeding conveyer belt 3, by controlling desulfurization storehouse
Switch time of inlet valve and opening size control activated coke feeding, when switch by controlling desulfurization storehouse outlet valve
Between and opening size control activated coke load；As a same reason, by controlling the switch time of denitration storehouse inlet valve and opening
Size is spent to control activated coke feeding, controls activity by controlling switch time and the opening size of denitration storehouse outlet valve
Burnt load.
Preferably, the desulfurization unit 1 includes multiple mutually independent desulfurization storehouses, and the denitration unit 2 includes multiple phases
Mutual independent denitration storehouse, flue gas first successively behind each desulfurization storehouse using each denitration storehouse, finally enter chimney 12.
The utility model has the beneficial effects that this asynchronous circulating flue gas of desulphurization denitration activated coke provided by the utility model is net
Makeup is set, and activated coke is fed through in desulfurization unit and denitration unit respectively by conveyer belt, activated coke is direct after desulfurization/denitration
Into regenerating unit, activated coke is recycled.Activated coke circulation during desulphurization and denitration is relatively independent, therefore denitration
Asynchronous with desulphurizing activated coke cycle rate, denitrification apparatus activated coke cycle rate can be reduced according to circumstances, i.e., according to practical need
The activated coke internal circulating load being individually adjusted into denitration unit and desulfurization unit is sought, to reduce activated coke attrition；
In addition, desulfurization unit includes multiple desulfurization storehouses, denitration unit includes multiple denitration storehouses, and multiple storehouses in each unit can be in parallel
It can connect, make smoke reaction more abundant.
Exemplified as above is only to the utility model for example, not constituting to the protection scope of the utility model
Limitation, it is all to be belonged within the protection scope of the utility model with the same or similar design of the utility model.
Claims (7)
1. a kind of asynchronous circulating flue gas purification device of desulphurization denitration activated coke, it is characterised in that: including desulfurization unit (1), denitration
Unit (2), regeneration unit (7) and supply unit；
The supply unit includes desulfurization pan feeding conveyer belt (3), denitration pan feeding conveyer belt (4), denitration discharge conveyer belt (5) and takes off
Sulphur discharge conveyer belt (6), the desulfurization pan feeding conveyer belt (3) and denitration pan feeding conveyer belt (4) with the regeneration unit (7)
The connection of bottom end delivery outlet, the top of the desulfurization unit (1) and the top of denitration unit (2) are conveyed with the desulfurization pan feeding respectively
Band (3) and denitration pan feeding conveyer belt (4) are connected to, the conveying speed of the desulfurization pan feeding conveyer belt (3) and denitration pan feeding conveyer belt (4)
Rate is different；
The bottom end of the desulfurization unit (1) and the bottom end of denitration unit (2) respectively with the desulfurization discharge conveyer belt (6) and denitration
Discharge conveyer belt (5) connection, the desulfurization discharge conveyer belt (6) and denitration discharge conveyer belt (5) with the regeneration unit (7)
Top input port connection.
2. the asynchronous circulating flue gas purification device of desulphurization denitration activated coke according to claim 1, it is characterised in that: described de-
Sulphur unit (1) includes multiple mutually independent desulfurization storehouses, and flue gas shunting enters denitration unit behind each desulfurization storehouse
(2)。
3. the asynchronous circulating flue gas purification device of desulphurization denitration activated coke according to claim 1, it is characterised in that: described de-
Nitre unit (2) includes multiple mutually independent denitration storehouses, and flue gas shunting is discharged behind each denitration storehouse.
4. the asynchronous circulating flue gas purification device of desulphurization denitration activated coke according to claim 1 or 2 or 3, it is characterised in that:
Described device also packet storage bin (8) and Weighing feeder (9), the Weighing feeder (9) and the desulfurization discharge conveyer belt (6)
It is connected, the Weighing feeder (9) is arranged for weighing and transporting to the activated coke that the storage bin (8) are discharged to the desulfurization
Expect on conveyer belt (6).
5. the asynchronous circulating flue gas purification device of desulphurization denitration activated coke according to claim 1 or 2 or 3, it is characterised in that:
Described device further includes chimney (12), the outlet of chimney and the denitration unit (2).
6. the asynchronous circulating flue gas purification device of desulphurization denitration activated coke according to claim 1, it is characterised in that: it is described again
Vibrating screen (10) are equipped with below the bottom end delivery outlet of raw unit (7), are equipped with ash cellar (11) below the vibrating screen (10), the vibration
The end of dynamic sieve (10) is connected to the desulfurization pan feeding conveyer belt (3).
7. the asynchronous circulating flue gas purification device of desulphurization denitration activated coke according to claim 1, it is characterised in that: described de-
Sulphur unit (1) and the denitration unit (2) are equipped with valve, and the supply unit and the valve are connected.
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| CN201822024128.8U CN209423346U (en) | 2018-12-04 | 2018-12-04 | A kind of asynchronous circulating flue gas purification device of desulphurization denitration activated coke |
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| CN201822024128.8U CN209423346U (en) | 2018-12-04 | 2018-12-04 | A kind of asynchronous circulating flue gas purification device of desulphurization denitration activated coke |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109433012A (en) * | 2018-12-04 | 2019-03-08 | 中冶南方都市环保工程技术股份有限公司 | A kind of asynchronous circulating flue gas purification device of desulphurization denitration activated coke and method |
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2018
- 2018-12-04 CN CN201822024128.8U patent/CN209423346U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109433012A (en) * | 2018-12-04 | 2019-03-08 | 中冶南方都市环保工程技术股份有限公司 | A kind of asynchronous circulating flue gas purification device of desulphurization denitration activated coke and method |
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