CN206499986U - A kind of salkali waste incineration tail gas processing system - Google Patents
A kind of salkali waste incineration tail gas processing system Download PDFInfo
- Publication number
- CN206499986U CN206499986U CN201720068076.7U CN201720068076U CN206499986U CN 206499986 U CN206499986 U CN 206499986U CN 201720068076 U CN201720068076 U CN 201720068076U CN 206499986 U CN206499986 U CN 206499986U
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- CN
- China
- Prior art keywords
- tail gas
- waste incineration
- salkali waste
- washing
- rinse
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000004056 waste incineration Methods 0.000 title claims abstract description 34
- 238000005406 washing Methods 0.000 claims abstract description 43
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 238000005507 spraying Methods 0.000 claims description 14
- 239000007921 spray Substances 0.000 claims description 13
- 239000003513 alkali Substances 0.000 claims description 11
- 238000011010 flushing procedure Methods 0.000 claims description 11
- 230000008676 import Effects 0.000 claims description 6
- 239000000203 mixture Substances 0.000 claims description 2
- 239000000843 powder Substances 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 2
- 230000007613 environmental effect Effects 0.000 abstract description 2
- 238000000746 purification Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 39
- 239000000428 dust Substances 0.000 description 24
- 239000002699 waste material Substances 0.000 description 9
- 150000003839 salts Chemical class 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 3
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 239000003546 flue gas Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000011780 sodium chloride Substances 0.000 description 3
- 239000012141 concentrate Substances 0.000 description 2
- 239000012717 electrostatic precipitator Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000013505 freshwater Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 150000001447 alkali salts Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003517 fume Substances 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L sodium carbonate Substances [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000008400 supply water Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Landscapes
- Treating Waste Gases (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a kind of salkali waste incineration tail gas processing system, salkali waste incineration tail gas processing system is made up of demisting deduster, washing heat-exchange system, filter and rinse-system, the washing heat-exchange system is connected with demisting deduster, the filter is arranged on inside demisting deduster, the rinse-system and filter corresponding matching.The utility model is simple in construction, easy to use, substantially increases the purification efficiency of salkali waste incineration tail gas, solves also recyclable Na while environmental issue2CO3Powder, can bring certain economic benefit.
Description
Technical field
The utility model is related to energy-conserving and environment-protective technical fiel, and in particular to a kind of salkali waste incineration tail gas processing system.
Background technology
Hundreds of tons of high concentration organic salt per hour that many chemical enterprises or light industry salt making enterprises produce production link
Alkali wasteliquid, is reclaimed, incineration flue gas carries a large amount of saline and alkaline powder of lightweight again by the way that the progress of Large Copacity salkali waste incinerator is saline and alkaline.Mesh
Before, the fume treatment flow that enterprise generally uses is to trap a large amount of dust in flue gas using sack cleaner first, per hour
Reclaim the tens saline and alkaline powder of ton up to a hundred；The dust escaped in flue gas is trapped using large-scale electrostatic precipitator again, electrostatic is removed
Dirt equipment outlet is through air-introduced machine feeding emptying chimney, directly outer row's air.
Process and bag-type dust process are burned, is required for carrying out periodicity blowback with gas vapour according to certain frequency.Blowback is made
Industry has continued dozens of minutes, and blowback air-flow carries high concentrate dust and reaches electrostatic dust collection equipment.During without blowback, electrostatic
Cleaner can also effectively trap the exhaust gas dust escaped from bag-type dust collector substantially, electrostatic dust collection equipment outlet
Dust content substantially can be up to standard.But, the dust concentration height escaped during blowback from bag-type dust collector, electrostatic dust collection equipment
High concentrate dust can not be handled, electrostatic dust collection equipment outlet dust content is much exceeded, it is impossible to reach environment protection emission requirement.This
Outside, electrostatic dust collection equipment is also required to the dust of interval purging dead angle position accumulation in itself；In view of the efficiency of electrostatic precipitator, powder
Dirt can not also be accomplished very to reclaim.The waste gas of discharge not only alkali salt waste of resource, while severe contamination surrounding enviroment.
Utility model content
The utility model is in order to solve the above problems, so as to provide a kind of salkali waste incineration tail gas processing system.
To reach above-mentioned purpose, the technical solution of the utility model is as follows：
A kind of salkali waste incineration tail gas processing system, the salkali waste incineration tail gas processing system is changed by demisting deduster, washing
Hot systems, filter and rinse-system composition, the washing heat-exchange system are connected with demisting deduster, the filtering dress
Put and be arranged on inside demisting deduster, the rinse-system and filter corresponding matching.
In a preferred embodiment of the present utility model, the demisting deduster includes setting on a housing, the housing
There are the import of washing heat-exchange system, rinse-system import, gas feed and gas vent, the gas vent is located above housing,
The gas feed is located at below housing.
In a preferred embodiment of the present utility model, the housing bottom is provided with a circulating slot, the circulating slot
Provided with lye export, the row's of being connected with alkali pump in the lye export.
In a preferred embodiment of the present utility model, if it is described washing heat-exchange system include washing pump, heat exchanger and
Dry washing spraying layer, the washing pump is connected by pipeline with circulating slot, and the water inlet pipe of the heat exchanger is connected with washing pump,
Several washing spraying layers are separately positioned on enclosure interior, and each washing spraying layer is connected with the outlet pipe of heat exchanger.
In a preferred embodiment of the present utility model, the rinse-system includes flushing pump and several rinse sprays
Layer, the water inlet pipe of the flushing pump is connected with circulating slot, and the outlet pipe of the flushing pump is connected with each rinse spray layer respectively,
Several rinse sprays layer is even away from being arranged in housing in parallel to each other respectively.
In a preferred embodiment of the present utility model, the filter includes some groups of filter groups, these mistakes
Filter plates are even away from being arranged in housing in parallel to each other respectively, and provided with a rinse spray layer below every group of filter group.
The beneficial effects of the utility model are：
The utility model is simple in construction, easy to use, substantially increases the purification efficiency of salkali waste incineration tail gas, solves environmental protection
Also recyclable Na while problem2CO3Powder, can bring certain economic benefit.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the accompanying drawing used required in description of the prior art is briefly described, it should be apparent that, drawings in the following description are only
It is some embodiments of the present utility model, for those of ordinary skill in the art, is not paying the premise of creative work
Under, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is structural representation of the present utility model.
Embodiment
In order that technological means, creation characteristic, reached purpose and effect that the utility model is realized are easy to understand, under
Face combines and is specifically illustrating, and the utility model is expanded on further.
The salkali waste incineration tail gas processing system provided referring to Fig. 1, the utility model, it is changed by demisting deduster 100, washing
Hot systems 200, filter 300 and rinse-system 400 are constituted.
Demisting deduster 100, it is the processing place of salkali waste incineration tail gas, and it includes the housing 110 of a sealing shape, in shell
The import of washing heat-exchange system, rinse-system import, gas feed 111 and gas vent 112 are respectively equipped with body 110, wherein, gas
Body outlet 112 is located at the top of housing 110, and gas feed 111 is located at the lower section of housing 110, and salkali waste incineration tail gas can be entered by gas
Mouth 111 is entered inside housing 110, then the inter-process of housing 110 well can be discharged by gas vent 112 afterwards, whole process sealing
Carry out, do not pollute the environment.
Bottom side inside housing 110, which is provided with circulating slot 120, circulating slot 120, can fill aqueous.
Heat-exchange system 200 is washed, it coordinates with demisting deduster 100, the salkali waste entered in housing 110 can be burned tail by it
Salkali waste and dust in gas are brought into circulating slot 120.
Washing heat-exchange system 200 specifically includes washing pump 210, heat exchanger 220 and several washing spraying layers 230.
Pump 210 is washed, it is connected by pipeline with circulating slot 120, and it can extract the water in circulating slot 120 out, and convey
To heat exchanger 220.
Heat exchanger 220, its water inlet pipe is connected with washing pump 210, and its outlet pipe is connected with each washing spraying layer 230, its
It is to be heated for the water for extracting washing pump 210 out, the water after heating is then conveyed to each washing spraying layer 230, this
After sample is by the way that water is heated, it may be such that each washing spraying layer 230 water sprayed and the salkali waste entered inside housing 110 are burned
Salkali waste and dust in tail gas are preferably merged, so as to take away more salkali waste and dust.
Several washing spraying layers 230, these washing spraying layers 230 are even away from being arranged on inside housing 110 respectively, Mei Geshui
Washing and spraying layer 230 specifically includes an installing plate, and installing plate is removably mounted on housing 110, on each installing plate respectively
Provided with several nozzles, the water that heat exchanger 220 is conveyed can be sprayed into housing 110 by nozzle.
Filter 300, it is arranged on inside housing 110, and it is for being carried out again to the salkali waste incineration tail gas after washing
Secondary processing, has some dust-laden drops as salkali waste incineration tail gas rises together due to salkali waste incineration tail gas after contact with water,
Filter 300 can be intercepted these dust-laden drops, so that the impurity in salkali waste incineration tail gas is fully erased.
Filter 300 specifically includes some groups of filter groups 310, and these filter groups 310 are even in parallel to each other respectively
Away from being arranged in housing 110, the salkali waste incineration tail gas after washing can sequentially pass through each group filter group 310, every group of filtering respectively
Plate group 310 can all be intercepted the dust-laden drop in salkali waste incineration tail gas, the interception layer by layer by each group filter group 310 from
And the dust-laden drop in salkali waste incineration tail gas is filtered clean.
In addition, each group filter group 310 is specifically removably mounted in housing 110, so it is easily installed and changes, and
And also allow for cleaning.
Rinse-system 400, it is to be used to be rinsed each group filter group 310, by cutting in each group filter group 310
The salt crystallization stayed and dust are rinsed out.
Rinse-system 400 specifically includes flushing pump 410 and several rinse sprays layer 420.
Flushing pump 410, its water inlet pipe is connected with circulating slot 120, and the water in circulating slot 120 can be extracted out and is fed to respectively by it
Individual rinse spray layer 420.
In the lower section of every group of filter group 310 provided with a rinse spray layer 420, rinse spray layer 420 can be to filter
Group 310 is rinsed, so that the salt crystallization and dust by the retention in filter group 310 are rinsed out, and is flowed into circulating slot
In 120.
The circulating slot 120 that the application is provided can be respectively that washing heat-exchange system 200 and rinse-system 400 supply water, and water
Washing the water after hot systems 200 and the use of rinse-system 400 can also flow again into circulating slot 120, so as to reuse,
Greatly save resource.
In addition, a lye export is additionally provided with circulating slot 120, and the row's of being connected with alkali pump 121 in lye export, work people
Member can detect the concentration in circulating slot 120 by alkali concentration detection means, when the concentration in circulating slot 120 reaches 10~30%
Afterwards, then opening arranges alkali pump 121, and the liquid in circulating slot 120 can be drained into next workshop section by row's alkali pump 121, then again will be fresh
Water is added in circulating slot 120.
Furthermore, due to rinse-system 400 and washing heat-exchange system 200 operationally, have many salkali waste and mixed with aqueous
Be flowed into circulating slot 120, the application can in next workshop section the row's of recovery alkali pump 121 discharge water, can so be carried from water
Take out Na2CO3Powder, can bring certain economic benefit.
The application, which is additionally provided with housing 110 in pressure gauge port, pressure gauge port, is provided with micromanometer, and micromanometer can detect shell
The pressure of salkali waste incineration tail gas in body 110, can so improve security.
Implementation based on such scheme, the specific works engineering of the application is as follows：
(1) first by the moisturizing of circulating slot 120 in demisting deduster 100；
And then salkali waste incineration tail gas is entered in demisting deduster 100 by gas feed 111 (2)；
(3) and then carry out water-washing pre-treatment, washing pump 210 can draw water out of circulating slot 120, then by heat exchanger 220 plus
Heat, the warm water after heating is injected in demisting deduster 100 by each washing spraying layer 230, and warm water can be with entering demisting
Salkali waste in salkali waste incineration tail gas and dust contact in deduster 100, are then mixed together and are flowed into circulating slot 120；
(4) the salkali waste incineration tail gas after washing can sequentially pass through each group filter group 310 and be filtered, filter group
310 can be intercepted the dust-laden drop in salkali waste incineration tail gas；
(5) the salkali waste incineration tail gas after intercepting is discharged by gas vent 112；
(6) after salkali waste incineration tail gas is disposed, flushing pump 410 is opened, flushing pump 410 takes out the water in circulating slot 120
Go out and corresponded to respectively by each rinse spray layer 420 and rinse each filter group 310, the salt that will be retained in filter group 310
Crystallization and dust are rinsed out, and the water after flushing can be flowed again into circulating slot 120.
In addition, after the alkali concentration of liquid in circulating slot 120 reaches 10~30%, then the row's of opening alkali pump 121, arranges alkali pump
Liquid in circulating slot 120 is drained into next workshop section by 121, then again adds to fresh water in circulating slot 120.
General principle of the present utility model and principal character and advantage of the present utility model has been shown and described above.One's own profession
The technical staff of industry is it should be appreciated that the utility model is not restricted to the described embodiments, described in above-described embodiment and specification
Simply illustrate principle of the present utility model, on the premise of the utility model spirit and scope are not departed from, the utility model is also
Various changes and modifications are had, these changes and improvements are both fallen within the range of claimed the utility model.The utility model
Claimed scope is by appended claims and its equivalent thereof.
Claims (6)
1. a kind of salkali waste incineration tail gas processing system, it is characterised in that the salkali waste incineration tail gas processing system is by demisting dedusting
Device, washing heat-exchange system, filter and rinse-system composition, the washing heat-exchange system are connected with demisting deduster,
The filter is arranged on inside demisting deduster, the rinse-system and filter corresponding matching.
2. a kind of salkali waste incineration tail gas processing system according to claim 1, it is characterised in that the demisting deduster bag
A housing is included, the housing is described provided with the import of washing heat-exchange system, rinse-system import, gas feed and gas vent
Gas vent is located above housing, and the gas feed is located at below housing.
3. a kind of salkali waste incineration tail gas processing system according to claim 2, it is characterised in that the housing bottom is provided with
One circulating slot, the circulating slot is provided with the row's of being connected with alkali pump in lye export, the lye export.
4. a kind of salkali waste incineration tail gas processing system according to claim 3, it is characterised in that the washing heat-exchange system
Including washing pump, heat exchanger and several washing spraying layers, the washing pump is connected by pipeline with circulating slot, the heat exchanger
Water inlet pipe be connected with washing pump, several washing spraying layers are separately positioned on enclosure interior, and each wash spraying layer with
The outlet pipe connection of heat exchanger.
5. a kind of salkali waste incineration tail gas processing system according to claim 3, it is characterised in that the rinse-system includes
Flushing pump and several rinse sprays layer, the water inlet pipe of the flushing pump are connected with circulating slot, the outlet pipe point of the flushing pump
Be connected with each rinse spray layer, several rinse sprays are layer respectively even away from being arranged in housing in parallel to each other.
6. a kind of salkali waste incineration tail gas processing system according to claim 5, it is characterised in that the filter includes
Some groups of filter groups, these filter groups are even away from being arranged in housing in parallel to each other respectively, and below every group of filter group
Provided with a rinse spray layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720068076.7U CN206499986U (en) | 2017-01-20 | 2017-01-20 | A kind of salkali waste incineration tail gas processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720068076.7U CN206499986U (en) | 2017-01-20 | 2017-01-20 | A kind of salkali waste incineration tail gas processing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206499986U true CN206499986U (en) | 2017-09-19 |
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ID=59839599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720068076.7U Active CN206499986U (en) | 2017-01-20 | 2017-01-20 | A kind of salkali waste incineration tail gas processing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206499986U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119656774A (en) * | 2024-12-27 | 2025-03-21 | 天津市云海碳素制品有限公司 | Purifying treatment device and process for waste gas generated by calcining alkaline residue |
-
2017
- 2017-01-20 CN CN201720068076.7U patent/CN206499986U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN119656774A (en) * | 2024-12-27 | 2025-03-21 | 天津市云海碳素制品有限公司 | Purifying treatment device and process for waste gas generated by calcining alkaline residue |
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