CN207187421U - A kind of circulation deacidification purification device for danger wastes incineration flue gas - Google Patents
A kind of circulation deacidification purification device for danger wastes incineration flue gas Download PDFInfo
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- CN207187421U CN207187421U CN201721213640.6U CN201721213640U CN207187421U CN 207187421 U CN207187421 U CN 207187421U CN 201721213640 U CN201721213640 U CN 201721213640U CN 207187421 U CN207187421 U CN 207187421U
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- fluidized bed
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- flue gas
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Abstract
It the utility model is related to a kind of circulation deacidification purification device for danger wastes incineration flue gas, including the recirculating fluidized bed extracting tower being connected by pipeline, cyclone dust collectors, sack cleaner and washing tower assembly, connect and be connected with activated carbon feed system on the pipeline of recirculating fluidized bed extracting tower entrance, connect and be connected with pipeline heater on the pipeline of scrubbing tower module outlet, recirculating fluidized bed extracting tower is connected with white lime feed system, circulation deacidification purification device also includes feed back storehouse, the entrance in feed back storehouse respectively with cyclone dust collectors, sack cleaner is connected, the outlet in feed back storehouse is connected with recirculating fluidized bed extracting tower.The utility model is by setting cyclone dust collectors to carry out pre- dedusting, collected flying dust that cyclone dust collectors and sack cleaner settle down by feed back storehouse and be sent into recirculating fluidized bed extracting tower and carry out circular response, the live load of sack cleaner can be reduced, purification efficiency is improved, whole equipment is compact-sized.
Description
Technical field
Field of dust removal equipment is the utility model is related to, more particularly to a kind of circulation for danger wastes incineration flue gas
Deacidification purification device.
Background technology
Existing purifier is designed with different structures for different types of flue gas, to reach maximized purification effect
Rate.Currently for the processing of danger wastes incineration flue gas, typically mainly by recirculating fluidized bed extracting tower, sack cleaner with
And scrubbing tower etc. is purified, flying dust through being reacted with recirculating fluidized bed extracting tower etc. is directly entered sack cleaner, increases
Add the live load of sack cleaner, reduce purification efficiency.
The content of the invention
A purpose of the present utility model is to provide a kind of circulation depickling for danger wastes incineration flue gas and purifies dress
Put.
To reach above-mentioned purpose, the technical solution adopted in the utility model is：
A kind of circulation deacidification purification device for danger wastes incineration flue gas, including the circulation being connected by pipeline
Fluid bed extracting tower, cyclone dust collectors, sack cleaner and washing tower assembly, connect described recirculating fluidized bed extracting tower and enter
Activated carbon feed system is connected with the pipeline of mouth, connects and is connected with pipeline heating on the pipeline of described scrubbing tower module outlet
Device, described recirculating fluidized bed extracting tower are connected with white lime feed system, and described circulation deacidification purification device also includes back
Feed bin, the entrance in described feed back storehouse are connected with described cyclone dust collectors, sack cleaner respectively, described feed back storehouse
Outlet is connected with described recirculating fluidized bed extracting tower.
Preferably, described circulation deacidification purification device also includes middle ash silo, and described middle ash silo is defeated by overflow
Grey machine is connected with described feed back storehouse.
It is further preferred that described circulation deacidification purification device also includes flying dust warehouse, described flying dust warehouse and institute
The middle ash silo stated is connected.
Preferably, described white lime feed system includes white lime warehouse, is connected with described white lime warehouse
White lime intermediate bin, described white lime intermediate bin are connected with described recirculating fluidized bed extracting tower.
It is further preferred that the entrance of described recirculating fluidized bed extracting tower, which is located at bottom, outlet, is located at top, it is described
The outlet of white lime feed system, feed back storehouse is connected with the bottom of described recirculating fluidized bed extracting tower.
Preferably, described washing tower assembly includes first grade scrubber, entrance and the outlet phase of described first grade scrubber
The secondary scrubber of connection and the NaOH solution feed system being connected with described first grade scrubber and secondary scrubber, institute
The entrance for the first grade scrubber stated is connected with the outlet of described sack cleaner, the outlet of described secondary scrubber and institute
The pipeline heater stated is connected.
Preferably, described circulation deacidification purification device also includes chilling tower, and the entrance of described chilling tower goes out with flue gas
Mouth is connected, and the outlet of described chilling tower is connected with the entrance of described recirculating fluidized bed extracting tower.
It is further preferred that it is connected with main wind on pipeline between described sack cleaner and described washing tower assembly
Machine.
Preferably, it is connected between the outlet of described sack cleaner and the entrance of described recirculating fluidized bed extracting tower
Blowdown pipe, backflow blower fan is connected with described blowdown pipe.
Preferably, described circulation deacidification purification device is also connected including entrance with the outlet of described pipeline heater
Chimney, the outlet of described chimney and atmosphere.
Because above-mentioned technical proposal is used, the utility model has following advantages compared with prior art：
The utility model collects cyclone dust collectors by feed back storehouse and pocket type removes by setting cyclone dust collectors to carry out pre- dedusting
Flying dust that dirt device settles down simultaneously is sent into recirculating fluidized bed extracting tower and carries out circular response, can reduce the work of sack cleaner
Load, improves purification efficiency, and whole equipment is compact-sized.
Brief description of the drawings
Accompanying drawing 1 is the structural representation in the present embodiment.
Wherein：1st, chilling tower；2nd, activated carbon feed system；3rd, white lime warehouse；4th, white lime intermediate bin；5th, blowdown pipe；
6th, recirculating fluidized bed extracting tower；7th, feed back storehouse；8th, cyclone dust collectors；9th, overflow cinder conveyer；10th, middle ash silo；11st, bag-type dusting
Device；12nd, flying dust warehouse；13rd, main air blower；14th, flow back blower fan；15th, first grade scrubber；16th, NaOH solution feed system；17th, two
Level scrubbing tower；18th, pipeline heater；19th, chimney.
Embodiment
Below in conjunction with the accompanying drawings and embodiment is described to the utility model：
A kind of circulation deacidification purification device for danger wastes incineration flue gas as shown in Figure 1, including pass through pipeline
Chilling tower 1, recirculating fluidized bed extracting tower 6, cyclone dust collectors 8, sack cleaner 11, the washing tower assembly being connected, chilling tower 1
The outlet of entrance and danger wastes incineration flue gas be connected.It is connected with the pipeline of the entrance of connection recirculating fluidized bed extracting tower 6
Activated carbon feed system 2, connect and be connected with pipeline heater 18 on the pipeline of scrubbing tower module outlet, pipeline heater 18 goes out
Mouth connection chimney 19.
The entrance of recirculating fluidized bed extracting tower 6 is located at bottom, outlet and is located at top.Recirculating fluidized bed extracting tower 6 is connected with
White lime feed system, white lime feed system include white lime warehouse 3, among the white lime that is connected with white lime warehouse 3
Storehouse 4, white lime intermediate bin 4 are connected with the bottom of recirculating fluidized bed extracting tower 6.
Washing tower assembly includes first grade scrubber 15, the secondary scrubber that entrance is connected with the outlet of first grade scrubber 15
17 and the NaOH solution feed system 16 that is connected with first grade scrubber 15 and secondary scrubber 17, first grade scrubber 15 enters
Mouth is connected with the outlet of sack cleaner 11, and the outlet of secondary scrubber 17 is connected with pipeline heater 18.
Main air blower 13 is connected with pipeline between sack cleaner 11 and washing tower assembly.
Flue gas comes out in the rear, connecting line before recirculating fluidized bed extracting tower 6 from chilling tower 1 and sprays into activated carbon, with cigarette
It is harmful substance to enter recirculating fluidized bed extracting tower 6 after gas mixing to be used to adsorb in flue gas；Flue gas is from recirculating fluidized bed extracting tower 6
Bottom enters, and is sufficiently mixed in the bottom of recirculating fluidized bed extracting tower 6 and white lime and depickling reaction is carried out in tower；Recycle stream
Change the equipment of bed extracting tower 6 to be humidified with humidification make-up system, then with being discharged after hydrated lime in powder highly effective reaction to top exit, warp
Flue gas enters sack cleaner 11 and forms structural membrane on filter bag surface after crossing cyclone dust collectors 8, is carried out again on filter bag surface
Depickling and adsorption reaction；Flue gas enters two-stage wet type extracting tower after being come out from sack cleaner 11 and carries out wet method depickling, and flue gas leads to
Cross qualified discharge after a whole set of deacidifying process.
In the present embodiment：Circulation deacidification purification device also includes feed back storehouse 7, middle ash silo 10 and flying dust warehouse 12,
The entrance in feed back storehouse 7 is connected with cyclone dust collectors 8, sack cleaner 11 respectively, and outlet and the recirculating fluidized bed in feed back storehouse 7 take off
The bottom of acid tower 6 is connected；Middle ash silo 10 is connected by overflow cinder conveyer 9 with feed back storehouse 7；Flying dust warehouse 12 and centre ash
Storehouse 10 is connected.
The flying dust collected by cyclone dust collectors 8 and sack cleaner 11 is discharged into feed back storehouse 7, then is passed through by feed back storehouse 7
Mechanical device is sent into recirculating fluidized bed extracting tower 6 and carries out circular response, it is possible thereby to the live load of sack cleaner 11 is reduced,
Middle ash silo 10 is discharged into by overflow cinder conveyer 9 again by the flying dust after multiple circular response, and is transported to flying dust warehouse 12, finally
Timing is transported flying dust by charging car.
In addition, being connected with blowdown pipe 5 between the outlet of sack cleaner 11 and the entrance of recirculating fluidized bed extracting tower 6, mend
Backflow blower fan 14 is connected with tracheae 5.
When the operation of danger wastes incinerator is abnormal causes exhaust gas volumn deficiency, backflow blower fan 14 passes through partial fume
Blowdown pipe 5 is returned on the pipeline before recirculating fluidized bed extracting tower 6, to ensure the exhaust gas volumn energy in recirculating fluidized bed extracting tower 6
Reach normal operating condition, prevent circulating ash produces to collapse after adding in recirculating fluidized bed extracting tower from expecting phenomenon.
For above-described embodiment only to illustrate technical concepts and features of the present utility model, its object is to allow be familiar with technique
Personage can understand content of the present utility model and implement according to this, the scope of protection of the utility model can not be limited with this.
All equivalent change or modifications made according to the utility model Spirit Essence, should all cover the scope of protection of the utility model it
It is interior.
Claims (10)
- A kind of 1. circulation deacidification purification device for danger wastes incineration flue gas, it is characterised in that：Including passing through pipeline phase The recirculating fluidized bed extracting tower of connection, cyclone dust collectors, sack cleaner and washing tower assembly, connect described ciculation fluidized Activated carbon feed system is connected with the pipeline of bed extracting tower entrance, connects and is connected on the pipeline of described scrubbing tower module outlet There is pipeline heater, described recirculating fluidized bed extracting tower is connected with white lime feed system, described circulation depickling purification dress Putting also includes feed back storehouse, and the entrance in described feed back storehouse is connected with described cyclone dust collectors, sack cleaner respectively, described The outlet in feed back storehouse be connected with described recirculating fluidized bed extracting tower.
- 2. a kind of circulation deacidification purification device for danger wastes incineration flue gas according to claim 1, its feature It is：Described circulation deacidification purification device also includes middle ash silo, described middle ash silo by overflow cinder conveyer with it is described Feed back storehouse be connected.
- 3. a kind of circulation deacidification purification device for danger wastes incineration flue gas according to claim 2, its feature It is：Described circulation deacidification purification device also includes flying dust warehouse, and described flying dust warehouse and described middle ash silo are connected It is logical.
- 4. a kind of circulation deacidification purification device for danger wastes incineration flue gas according to claim 1, its feature It is：Described white lime feed system includes white lime warehouse, among the white lime that is connected with described white lime warehouse Storehouse, described white lime intermediate bin are connected with described recirculating fluidized bed extracting tower.
- 5. a kind of circulation deacidification purification device for danger wastes incineration flue gas according to claim 4, its feature It is：The entrance of described recirculating fluidized bed extracting tower is located at bottom, outlet is located at top, described white lime feed system, The outlet in feed back storehouse is connected with the bottom of described recirculating fluidized bed extracting tower.
- 6. a kind of circulation deacidification purification device for danger wastes incineration flue gas according to claim 1, its feature It is：The two level that described washing tower assembly includes first grade scrubber, entrance is connected with the outlet of described first grade scrubber Scrubbing tower and the NaOH solution feed system being connected with described first grade scrubber and secondary scrubber, described one-level are washed The entrance for washing tower is connected with the outlet of described sack cleaner, and the outlet of described secondary scrubber adds with described pipeline Hot device is connected.
- 7. a kind of circulation deacidification purification device for danger wastes incineration flue gas according to claim 1, its feature It is：Described circulation deacidification purification device also includes chilling tower, and the entrance of described chilling tower is connected with exhanst gas outlet, institute The outlet for the chilling tower stated is connected with the entrance of described recirculating fluidized bed extracting tower.
- 8. a kind of circulation deacidification purification device for danger wastes incineration flue gas according to claim 1, its feature It is：Main air blower is connected with pipeline between described sack cleaner and described washing tower assembly.
- 9. a kind of circulation deacidification purification device for danger wastes incineration flue gas according to claim 1, its feature It is：Blowdown pipe is connected between the outlet of described sack cleaner and the entrance of described recirculating fluidized bed extracting tower, institute Backflow blower fan is connected with the blowdown pipe stated.
- 10. a kind of circulation deacidification purification device for danger wastes incineration flue gas according to claim 1, its feature It is：Described circulation deacidification purification device also includes the chimney that entrance is connected with the outlet of described pipeline heater, institute The outlet for the chimney stated and atmosphere.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721213640.6U CN207187421U (en) | 2017-09-21 | 2017-09-21 | A kind of circulation deacidification purification device for danger wastes incineration flue gas |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721213640.6U CN207187421U (en) | 2017-09-21 | 2017-09-21 | A kind of circulation deacidification purification device for danger wastes incineration flue gas |
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| CN207187421U true CN207187421U (en) | 2018-04-06 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108993111A (en) * | 2018-07-27 | 2018-12-14 | 中节能（连云港）清洁技术发展有限公司 | A kind of incinerator exhaust treatment system |
| CN109045899A (en) * | 2018-07-27 | 2018-12-21 | 中节能（连云港）清洁技术发展有限公司 | A kind of incineration plants flue gas purifying method |
-
2017
- 2017-09-21 CN CN201721213640.6U patent/CN207187421U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108993111A (en) * | 2018-07-27 | 2018-12-14 | 中节能（连云港）清洁技术发展有限公司 | A kind of incinerator exhaust treatment system |
| CN109045899A (en) * | 2018-07-27 | 2018-12-21 | 中节能（连云港）清洁技术发展有限公司 | A kind of incineration plants flue gas purifying method |
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