CN205886594U - Can simultaneously online activation take off device of mercury adsorption agent with spraying - Google Patents
Can simultaneously online activation take off device of mercury adsorption agent with spraying Download PDFInfo
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- CN205886594U CN205886594U CN201620816136.4U CN201620816136U CN205886594U CN 205886594 U CN205886594 U CN 205886594U CN 201620816136 U CN201620816136 U CN 201620816136U CN 205886594 U CN205886594 U CN 205886594U
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Abstract
The utility model discloses a can simultaneously online activation take off device of mercury adsorption agent with spraying, the device is in including injection mechanism and the setting that is used for spraying the mercury adsorption agent injection mechanism side and communicating online activation mechanism with it, wherein, injection mechanism includes that one end has sleeve (3) that the spout other end has adsorbent pan feeding mouth, and this sleeve (3) lateral wall is opened has the through -hole, online activation mechanism includes active component precursor injector (8), and its one end is inserted in the through -hole, the other end and active component forerunner's body source intercommunication. The utility model discloses a device makes active component precursor and adsorbent can high -efficient reaction generate active component, the improvement of great degree mercury adsorption ability and active component utilization efficiency.
Description
Technical field
The utility model belongs to Mercury In Coal Combustion Flue Gas control technology field and in particular to one kind can activate online and spray simultaneously
Penetrate the device of demercuration adsorbent.
Background technology
Mercury is a kind of neurotoxic substance, has extremely strong cumulative bad and irreversibility, has very big threat to human health.
Coal-burning power plant is one of topmost artificial mercury pollution source.With the continuous improvement of environmental requirement, explore efficient, economy, environment
The Mercury vacancy technology of friendly is significant.
In prior art, generally adopt mercury removal device and utilize mercury in efficient absorption material removal flue gas, current master
Study and concentrate on demercuration sorbing material and two aspects of mercury removal device.Research for demercuration sorbing material is concentrated mainly on and changes
Become raw material, adopt different activation methods, different modifying agent and method of modifying etc., at present, generally adopt chemical solution immersion
Stain method modified adsorbent, such as impregnates adsorbent using the chemical solution of sulfur-bearing, halide.Main purpose is to improve adsorbent
Surface functional group, increases activated adoption position, to improve its chemical adsorption capacity, improves demercuration performance.For mercury removal device, then lead
If by improving or optimizing the structure of device, increase the removing that circulation and stress mechanism etc. carries out mercury in flue gas.
Such as Chinese patent literature 201120257109.2 discloses a kind of coal-fired flue-gas absorption mercury removal device, and it includes inhaling
Attached dose of bunker, injector, disperser, pouched trapper, saturation storehouse, regenerator and air compressor, this device passes through original
Flue gas ash removal, increase demercuration and adsorbent recovery of circulatory system in desulfurization (denitration) system, thus reducing the consumption of adsorbent,
Reduce flue gas demercuration cost.
But, this mercury removal device there is also certain defect, during demercuration, its adsorbent time of staying in flue gas
Only the short several seconds, subsequently captured by dust arrester, its absorption reaches far away saturation, and the active component of adsorbent outer layer is ginseng
With the main body of reaction, this can lead to adsorbent internal layer active component utilization rate extremely low.In addition, power plant load, as-fired coal matter, burning
Operating mode is changeable, leads to mercury in flue gas fluctuation of concentration larger, and adopts its activearm of adsorbent of chemical solution dipping method preparation
The content divided is typically certain it is impossible to adapt to the frequent fluctuation of mercury concentration, leads to a large amount of wastes of adsorbent, demercuration cost is big
Big increase.
Utility model content
Disadvantages described above for prior art or Improvement requirement, the utility model provide one kind can activate online simultaneously and
The device of injection demercuration adsorbent is so that active component presoma and adsorbent energy highly effective reaction generate active component, larger journey
That spends improves mercury adsorption capacity and active component utilization ratio.
For achieving the above object, according to the utility model, one kind is provided can to activate online simultaneously and spray demercuration adsorbent
Device it is characterised in that this device includes the injection equipment for spraying mercury absorbent and is arranged on described injection equipment
Side the online activation mechanism communicating therewith；
Wherein, described injection equipment includes one end and has the sleeve that the spout other end has adsorbent feeding mouth, this sleeve
Side wall has through hole, and described online activation mechanism includes active component presoma injector, and its one end is inserted in described through hole, separately
One end is connected with active component precursor source.
By such scheme, active component presoma is injected in sleeve active component presoma injector, meanwhile, mercury
Adsorbent enters sleeve by adsorbent feeding mouth so that active component presoma and adsorbent energy highly effective reaction generate activearm
Point, and and then sprayed by described spout, largely improve mercury adsorption capacity and active component utilization ratio.
As of the present utility model further preferably, described online activation mechanism also includes control valve, and it is arranged on work
Property component presoma injector on, for controlling the break-make of active component presoma injector and sleeve, thus control injection set
The injection rate of active component presoma in cylinder, concentration and injection length.
By such scheme, valve that online activation mechanism passes through setting can treat in injecting jet mechanism rich in activity
The injection rate of the gas precursor of component, concentration and injection length etc. are adjusted and control, such that it is able to adjust activearm
Divide the concentration of presoma and the time of contact with adsorbent, regulation activity component load capacity on the sorbent and load are thick
Degree, improves adsorbent activity component utilization rate；Avoid active component to waste simultaneously.
As of the present utility model further preferably, described injection equipment also includes damper, and it is arranged on adsorbent
Before feeding mouth, for adjusting the aperture of conveying pipeline, thus controlling amount and the entry time of adsorbent entrance.
By such scheme, injection equipment can adjust the aperture of conveying pipeline by the damper of setting, thus controlling suction
Attached dose of emitted dose and injecting time, thus adapt to the frequent change of mercury concentration.
As of the present utility model further preferably, described injection equipment also includes screw rod, and it is set in sleeve, described
Screw rod be made up of axostylus axostyle and fin, fin is fixed on axostylus axostyle and is distributed in the space between screw rod and ferrule barrel inwall
Interior, being used for preventing adsorbent from reuniting, improving the decentralization of adsorbent, thus improving the utilization rate of adsorbent.
As of the present utility model further preferably, described injection equipment also includes adsorbent storage feed bin, and it is arranged on set
One end of cylinder, is provided with agitator in adsorbent storage feed bin, for being stirred to the adsorbent in adsorbent storage feed bin, to note
Enter in sleeve.
As of the present utility model further preferred, it is provided with conveying pipeline between adsorbent storage feed bin and sleeve so that inhaling
Attached dose of storage bin is connected by this conveying pipeline with sleeve, for by the adsorbent injection sleeve in adsorbent storage feed bin.
As of the present utility model further preferably, described online activation mechanism also includes the storage of active component presoma
Device, for storing active component presoma, conveyance conduit is additionally provided with heater, in the storage of described active component presoma
It is heated to suitable temperature before storage injection adsorbent spray gun, enable active component presoma and adsorbent highly effective reaction
Generate active component.
Further preferably at least one through hole had on described sleeve lateral wall as of the present utility model, preferably two
Or multiple, correspondingly, the quantity of described online activation mechanism is preferably identical with the side-wall hole quantity of sleeve, i.e. online activation dress
Put at least one, preferably two or more.
Further preferably each through hole on described sleeve can be distributed in the side of sleeve as of the present utility model, or
Person is symmetrically distributed in both sides it is also possible to mal-distribution is in the side of different directions, correspondingly, the distribution of each online activation mechanism
Mode is consistent with the distribution mode of through hole on sleeve, specifically, can be distributed in the side of sleeve, or be symmetrically distributed in two
Side is it is also possible to mal-distribution is in the side of different directions.
As of the present utility model further preferably, described can activate online simultaneously and spray the device of demercuration adsorbent also
Including mercury concentration on-line computing model, it is used for the mercury concentration data in real-time monitoring flue.
In general, by the contemplated above technical scheme of the utility model compared with prior art, having following has
Beneficial effect:
(1) device of the present utility model has online activation device and sorbent injection device, active component forerunner simultaneously
Active component presoma is injected in sleeve body injector, and meanwhile, mercury absorbent enters sleeve by adsorbent feeding mouth, makes
Obtain active component presoma and adsorbent energy highly effective reaction generates active component, and and then sprayed by described spout, larger journey
That spends improves mercury adsorption capacity and active component utilization ratio.
(2), in the utility model, the valve that online activation mechanism passes through setting can treat being rich in injecting jet device
The injection rate of the gas precursor of active component, concentration and injection length etc. are adjusted and control, such that it is able to adjust work
The property concentration of component presoma and the time of contact with adsorbent, regulation activity component load capacity on the sorbent and load
Thickness, improves adsorbent activity component utilization rate；Avoid active component to waste simultaneously.
(3), in the utility model, injection equipment can adjust the aperture of conveying pipeline by the damper of setting, thus controlling
The emitted dose of adsorbent and injecting time, thus adapt to the frequent change of mercury concentration.
Brief description
Fig. 1 is the structural representation of online activation of the present utility model and injection demercuration adsorbent device.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and enforcement
Example, is further elaborated to the utility model.It should be appreciated that specific embodiment described herein is only in order to explain this
Utility model, is not used to limit the utility model.
Fig. 1 is the online activation of the utility model embodiment and the structural representation of injection demercuration adsorbent device.As Fig. 1
Shown, this device includes injection equipment and is arranged on injection equipment side the online activation mechanism communicating therewith.
As Fig. 1, injection equipment includes screw rod, sleeve 3, damper 4, adsorbent storage feed bin 5, agitator 6 and conveying
Pipe 7.Wherein, screw rod is set in sleeve 3, preferably coaxially sheathed, and described screw rod is made up of axostylus axostyle 1 and fin 2, fin 2
It is fixed on axostylus axostyle 1 and is distributed in the space between screw rod 1 and cylinder inboard wall.Adsorbent storage feed bin 5 is arranged on the one of sleeve 3
End, is upper end shown in Fig. 1, and the other end of sleeve 3 is spout, and adsorbent storage feed bin 5 is used for storing adsorbent.
At least one through hole is had on the side wall of sleeve 3, preferably two or more, each through hole can be distributed in sleeve 3
Side, or be symmetrically distributed in both sides it is also possible to mal-distribution is in the side of different directions.
It is provided with agitator 6 in adsorbent storage feed bin 5, for being stirred to the adsorbent in adsorbent storage feed bin 5,
To inject in sleeve 3.It is provided with conveying pipeline 7 so that adsorbent storage feed bin 5 and sleeve 3 between adsorbent storage feed bin 5 and sleeve 3
Connected by this conveying pipeline 7, for by the adsorbent injection sleeve 3 in adsorbent storage feed bin 5.It is provided with tune on conveying pipeline 7
Section air door 4, for adjusting the aperture of conveying pipeline 7, thus control amount and the entry time of adsorbent entrance.
Adsorbent is entered in sleeve by conveying pipeline under the drive of agitator, and adjusts sorbent injection by control valve
Amount.After adsorbent enters in sleeve 3, at the uniform velocity adsorbent is pushed in flue by axostylus axostyle, wherein fin 2 can prevent adsorbent from sending out
Raw reunion, improves adsorbent decentralization.
As Fig. 1, activate mechanism online and include active component presoma injector 8, control valve 9, active component presoma
Holder 10.Wherein, active component presoma injector 8 is preferably cylinder structure, and the barrel of its one end insertion sleeve 3 opens up
Perforate in, the other end is connected with active component presoma holder 10 by conveyance conduit, for by active component presoma
In active component presoma injection sleeve 3 in holder 10.In addition, control valve 9 is arranged on the injection of active component presoma
On device 8, it can control the break-make of active component presoma injector 8 and sleeve 3, thus controlling the activity in injection sleeve 3
The injection rate of component presoma, concentration and injection length.
Preferably, conveyance conduit is additionally provided with heater 12, it is used in described active component presoma holder 10
It is heated to suitable temperature before injection adsorbent spray gun, so that active component presoma and adsorbent highly effective reaction is generated
Active component.
Online activation mechanism quantity is preferably identical with the side-wall hole quantity of sleeve 3, and that is, activation device is at least one online
Individual, preferably two or more, correspondingly, the distribution mode one of through hole in the distribution mode of each online activation mechanism and sleeve
Cause, the side of sleeve 3 specifically, can be distributed in, or be symmetrically distributed in both sides it is also possible to mal-distribution is in different directions
Side.
In one embodiment, also include mercury concentration on-line computing model 11, it is used for the mercury concentration in real-time monitoring flue
Data, preferably mercury concentration on-line computing model 11 are multiple, such as two, be separately positioned on injection equipment and online activation mechanism is left
Right both sides.The aperture of control valve 9 can be adjusted according to the feedback data of mercury concentration on-line computing model 11.
During work, first open mercury concentration on-line detector 11, the mercury concentration in monitoring flue gas, according to mercury concentration and feedback coefficient
According to the aperture of control valve 9, control injection rate, concentration and the injection length of active component presoma, will using heater 12
Active component presoma in active component presoma holder 10 is heated to suitable temperature, and passes through active component presoma
Syringe 8 enters in sleeve 3.
Meanwhile, the aperture according to mercury concentration and feedback data damper 4, thus control emitted dose and the injection of adsorbent
Time, in adsorbent storage feed bin 5, the adsorbent of storage is entered in sleeve 3 by conveying 7 pipe under the drive of agitator, makes activearm
Point presoma and adsorbent energy highly effective reaction generate active component, by regulation activity component load capacity on the sorbent and negative
Carry thickness, improve adsorbent activity component utilization rate；Avoid active component to waste simultaneously.
As it will be easily appreciated by one skilled in the art that the foregoing is only preferred embodiment of the present utility model, not
In order to limit the utility model, all any modifications made within spirit of the present utility model and principle, equivalent and change
Enter, should be included within protection domain of the present utility model.
Claims (10)
1. a kind of can activate simultaneously and spray the device of demercuration adsorbent online it is characterised in that this device is included for spraying
The injection equipment of mercury absorbent and be arranged on described injection equipment side the online activation mechanism communicating therewith；
Wherein, described injection equipment includes one end and has the sleeve (3) that the spout other end has adsorbent feeding mouth, this sleeve
(3) side wall has through hole, and described online activation mechanism includes active component presoma injector (8), and its one end insertion is described logical
Kong Zhong, the other end is connected with active component precursor source.
2. a kind of device that can activate simultaneously and spray demercuration adsorbent online according to claim 1 it is characterised in that
Described online activation mechanism also includes control valve (9), and it is arranged in active component presoma injector (8), for controlling
Active component presoma injector (8) and the break-make of sleeve (3), thus control the active component presoma in injection sleeve (3)
Injection rate, concentration and injection length.
3. a kind of device that can activate simultaneously and spray demercuration adsorbent online according to claim 1 and 2, its feature exists
In described injection equipment also includes damper (4), before it is arranged on adsorbent feeding mouth, for adjusting opening of conveying pipeline (7)
Degree, thus control amount and the entry time of adsorbent entrance.
4. a kind of device that can activate simultaneously and spray demercuration adsorbent online according to claim 1 and 2, its feature exists
In, described injection equipment also includes screw rod, and it is set in sleeve (3), and described screw rod is made up of axostylus axostyle (1) and fin (2),
Fin (2) is fixed on axostylus axostyle (1) above and is distributed in the space between screw rod (1) and sleeve (3) cylinder inboard wall.
5. a kind of device that can activate simultaneously and spray demercuration adsorbent online according to claim 1 and 2, its feature exists
In described injection equipment also includes adsorbent storage feed bin (5), and it is arranged on one end of sleeve (3), in adsorbent storage feed bin (5)
It is provided with agitator (6), for being stirred to the adsorbent in adsorbent storage feed bin (5), to inject in sleeve (3).
6. a kind of device that can activate simultaneously and spray demercuration adsorbent online according to claim 5 it is characterised in that
Described conveying pipeline (7) is arranged between adsorbent storage feed bin (5) and sleeve (3) so that adsorbent storage feed bin (5) and sleeve (3)
Connected by this conveying pipeline (7), for by adsorbent injection sleeve (3) in adsorbent storage feed bin (5).
7. a kind of device that can activate simultaneously and spray demercuration adsorbent online according to claim 1 and 2, its feature exists
In, described online activation mechanism also includes active component presoma holder (8), for storing active component presoma, conveying
Heater (12) is additionally provided with pipeline, for being heated to before described active component presoma injection adsorbent spray gun
Suitable temperature, enables active component presoma and adsorbent highly effective reaction to generate active component.
8. a kind of device that can activate simultaneously and spray demercuration adsorbent online according to claim 1 and 2, its feature exists
In, described sleeve (3) side wall has one or more through holes, correspondingly, described online activation mechanism quantity be one or
Multiple.
9. a kind of device that can activate simultaneously and spray demercuration adsorbent online according to claim 8 it is characterised in that
Through hole on described sleeve (3) can be distributed in the side of sleeve (3), or is symmetrically distributed in both sides, or mal-distribution
In the side of different directions, correspondingly, online activation mechanism is distributed in the side of sleeve (3), or is symmetrically distributed in both sides, or
Person's mal-distribution is in the side of different directions.
10. a kind of device that can activate simultaneously and spray demercuration adsorbent online according to claim 1 and 2, its feature
It is, the described device that can activate simultaneously and spray demercuration adsorbent online also includes mercury concentration on-line computing model (11), its use
Mercury concentration data in real-time monitoring flue.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620816136.4U CN205886594U (en) | 2016-07-29 | 2016-07-29 | Can simultaneously online activation take off device of mercury adsorption agent with spraying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620816136.4U CN205886594U (en) | 2016-07-29 | 2016-07-29 | Can simultaneously online activation take off device of mercury adsorption agent with spraying |
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| Publication Number | Publication Date |
|---|---|
| CN205886594U true CN205886594U (en) | 2017-01-18 |
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|---|---|---|---|
| CN201620816136.4U Active CN205886594U (en) | 2016-07-29 | 2016-07-29 | Can simultaneously online activation take off device of mercury adsorption agent with spraying |
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| Country | Link |
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| CN (1) | CN205886594U (en) |
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2016
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