CN206882394U - A kind of flying dust comprehensive utilization device - Google Patents
A kind of flying dust comprehensive utilization device Download PDFInfo
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- CN206882394U CN206882394U CN201720767333.6U CN201720767333U CN206882394U CN 206882394 U CN206882394 U CN 206882394U CN 201720767333 U CN201720767333 U CN 201720767333U CN 206882394 U CN206882394 U CN 206882394U
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- flying dust
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Abstract
The utility model discloses a kind of flying dust comprehensive utilization device, grey storehouse, clear water reserviors, three-level water elution chlorine system, chemical precipitation system and Nacl preparation system；Grey storehouse is used to contain flying dust, and flying dust is delivered in three-level water elution chlorine system by conveying worm；Three-level water elution chlorine system is washed and precipitated to flying dust, and the flying dust solution after washing is entered in washing flying dust storage tank；Flying dust solution is delivered to cement kiln by washing flying dust storage tank；Chemical precipitation system is mainly made up of chemical precipitation pond and sump, the sediment that washing dechlorination system obtains, which enters in chemical precipitation pond, carries out chemical precipitation, precipitate obtained solid to enter in sump, liquid is transported to progress Nacl preparation in Nacl preparation system.Flying dust after washing enters can be directly as cement aggregate recycling after cement kiln burns removal dioxin, and obtained cement material meets related solid；Salt in flying dust, which is washed in water, finally crystallizes out the also resourcebility utilization of industrial carnallite.
Description
Technical field
Field of environment engineering is the utility model is related to, more particularly to a kind of flying dust comprehensive utilization device.
Background technology
With the development of the social economy, Process of Urbanization is aggravated, many big and medium-sized cities in China meet with the tired of " garbage-surrounded city "
Disturb.Can be to garbage decrement by burning away the refuse, but after waste incineration pollution can be produced to environment, wherein main pollution has burning
Flying dust afterwards.Flying dust refers to that residue, total amount are about made a living obtained by flue gas purification system collection when garbage incinerating power plant generates electricity
The 3-12% of garbage treatment quantity living.Contain substantial amounts of heavy metal in flying dust, high chloride ion and dioxin can cause serious pollution
Accident, endangers residents ' health, and flying dust is all classified as hazardous waste by countries in the world.
What Environmental Protection in China general bureau promulgated for 2001《Hazardous Wastes Management technological policy for treatment》In, consumer waste incineration is flown
Ash be set to hazardous waste, it is specified that：" flying dust caused by consumer waste incineration must be collected separately ", " domestic garbage incineration flyash exists
Grown place must carry out it is necessary solidification and stabilization processes after can transport ", " domestic garbage incineration flyash must carry out safety
Landfill stabilization ".At present, the flying dust filled after stabilized processing does not realize final harmlessness disposing, rainfall, earthquake etc.
Natural calamity easily damages closing space, causes seepage, causes the pollution of belowground ecosystem.
Garbage flying ash can not direct utilization, though using cement kiln cooperate with processing flying dust have it is obviously excellent
Gesture, national policy also allow and encourage the treatment technology, but from the angle for ensureing cement kiln normal operation and cement product quality
Degree considers, it is necessary to the chloride ion content inside flying dust is reduced into less than 1%, while need to control volatile heavy metal adds speed
Rate, could cement kiln collaboration processing.
Utility model content
In order to solve the above technical problems, the utility model purpose is to provide a kind of flying dust comprehensive utilization device, it is not only
Chloride ion content inside flying dust can be reduced to less than 1%, moreover it is possible to flying dust is done into fractional crystallization and handles to obtain Nacl.
To reach above-mentioned purpose, the technical solution of the utility model is as follows：
A kind of flying dust comprehensive utilization device, including：
Grey storehouse, clear water reserviors, three-level water elution chlorine system, chemical precipitation system and Nacl preparation system；
The clear water reserviors are used to contain clear water, and into the three-level water elution chlorine system and the Nacl preparation system
Convey clear water；
The grey storehouse is used to contain flying dust, and flying dust is delivered in the three-level water elution chlorine system by conveying worm；
The three-level water elution chlorine system is washed and precipitated to flying dust, and the flying dust solution after washing enters washing and flown
In grey storage tank；Flying dust solution is delivered to cement kiln by the washing flying dust storage tank；
The chemical precipitation system is mainly made up of chemical precipitation pond and sump, and it is heavy that the washing dechlorination system obtains
Starch, which enters in chemical precipitation pond, carries out chemical precipitation, and the solid for precipitating to obtain enters in the sump, and liquid is transported to
In the Nacl preparation system；
The Nacl preparation system mainly adjusts tank and crystallizing evaporator group by the film filter of the connection of pump successively, pH
Into the liquid carries out contaminant filter through film filter, and the liquid after filtering enters pH regulation tanks and carries out pH value regulation, most laggard
Enter and be evaporated to obtain Nacl in the crystallizing evaporator.
It is further that the three-level water elution chlorine system is mainly washed by one-stage water wash tank, two level water washing tank and three-level
Tank forms；Each water washing tank is equipped with centrifuge；Flying dust in the grey storehouse is delivered to the one-level water by conveying worm
It is diluted in cleaning of evaporator, for the flying dust solution after dilution by centrifuge dewatering, the flying dust solution for being dehydrated to obtain enters the two level water
Cleaning of evaporator, the sediment for being dehydrated to obtain enter chemical precipitation pond and carry out chemical precipitation；It is molten into the flying dust in the two level water washing tank
Liquid is diluted, and the flying dust solution after dilution is delivered to three-level water washing tank by centrifuge；Flying dust into the three-level water washing tank
Solution is diluted, and the flying dust solution after dilution is delivered to washing flying dust storage tank by centrifuge.
Be further be connected between the centrifuge of the two level water washing tank and the one-stage water wash tank one reversely it is defeated
Send pipe.
It is further that one is also connected between the centrifuge of the three-level water washing tank and the two level water washing tank reversely
Delivery pipe.
It is further that the quantity in the chemical precipitation pond is two, the two chemical precipitation ponds are respectively one-level precipitation
Pond and second-level settling pond, the first stage precipitation tank and second-level settling pond all have the pipeline for being connected to sump, and the one-level is sunk
Shallow lake pond, which has, to be connected to the pipeline of the second-level settling pond and is connected to the pipeline of the film filter, and the second-level settling pond has
There is the pipeline for being connected to the film filter.
It is further that the film filter has the pipeline for being connected to the sump.
It is further that the Nacl preparation system also includes condenser, the condenser is described with being connected to
The water pipe of three-level water washing tank and the water pipe for being connected to the clear water reserviors.
It is further that the grey storehouse is provided with air bubble, compressed gas source provides compressed gas into air bubble, and air bubble will
Compressed gas is sprayed into the grey storehouse.
It is further to be provided with dosing valve at the ash hole in the grey bottom storehouse portion.
It is further to be provided with fluidized plate at ash hole inside the grey storehouse, the fluidized plate is by roots blower
Drive, electric heater is provided with the air outlet of the roots blower.
It is further that a threeway ash-leaking valve is installed at the ash hole in the grey storehouse, the one of the threeway ash-leaking valve
Path is connected with the conveying worm, and another path connects the ash inlet of a dry ash bulk machine；The dry ash bulk machine
One pneumatic gate valve is installed at ash inlet.
Compared with prior art, the beneficial effects of the utility model are：It is laggard that 1. the utility model employs flying dust washing
Row membrane distillation method desalination and carnallite isolation technics, flying dust after washing enter cement kiln and burn that remove after dioxin can be directly as
Cement aggregate recycling, obtained cement material meet related solid；Salt in flying dust, which washes, finally crystallizes out industry in water
Also resourcebility utilizes carnallite.2. whole device establishes water circulation system, it is optimized in terms of energy consumption, reduces operation
Cost.
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
The required accompanying drawing used is briefly described in description or in the prior art.
Fig. 1 is a kind of schematic diagram of flying dust comprehensive utilization device disclosed in the present embodiment.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe.
A kind of flying dust comprehensive utilization device, including：Grey storehouse 1, clear water reserviors 2, three-level water elution chlorine system, chemical precipitation system
With Nacl preparation system.
Grey storehouse is used to contain flying dust；Grey storehouse is provided with air bubble 1a, and compressed gas source provides compressed gas, air into air bubble
Big gun sprays into compressed gas in grey storehouse；Dosing valve 1b is provided with the ash hole in grey bottom storehouse portion；Close to ash hole inside grey storehouse
Place is provided with fluidized plate 1c, and fluidized plate is driven by roots blower 1d, and electric heater 1e is provided with the air outlet of roots blower；Ash
One threeway ash-leaking valve 1f is installed, a path of threeway ash-leaking valve is connected with conveying worm 3, Ling Yitong at the ash hole in storehouse
Road connects the ash inlet of a dry ash bulk machine 4；One pneumatic gate valve 4a is installed at the ash inlet of dry ash bulk machine.
Clear water reserviors are used to contain clear water, and clear water reserviors inject clearly into three-level water elution chlorine system and Nacl preparation system
Water.
Three-level water elution chlorine system is mainly made up of one-stage water wash tank 5a, two level water washing tank 5b and three-level water washing tank 5c；Often
Individual water washing tank is equipped with centrifuge 5d；Flying dust in grey storehouse is delivered in one-stage water wash tank by conveying worm to be diluted,
By centrifuge dewatering, the flying dust solution for being dehydrated to obtain enters two level water washing tank, is dehydrated obtained precipitation flying dust solution after dilution
Thing enters chemical precipitation pond and carries out chemical precipitation；It is diluted into the flying dust solution in two level water washing tank, the flying dust after dilution is molten
Liquid is delivered to three-level water washing tank by centrifuge；It is diluted into the flying dust solution in three-level water washing tank, the flying dust solution after dilution
Washing flying dust storage tank 6 is delivered to by centrifuge, flying dust solution is delivered to cement kiln by washing flying dust storage tank.Will after every grade of washing
Chemical examination is sampled to flying dust solution, if result of laboratory test is unqualified, it is necessary to return to flying dust solution in higher level's water washing tank
Again washed, so a reverse delivery pipe is connected between the centrifuge and one-stage water wash tank of two level water washing tank,
A reverse delivery pipe is also connected between the centrifuge and two level water washing tank of three-level water washing tank.
Chemical precipitation system is mainly made up of chemical precipitation pond and sump 7a, and the sediment that one-stage water wash tank obtains enters
Chemical precipitation is carried out in chemical precipitation pond, the quantity in chemical precipitation pond is two, and the two chemical precipitation ponds are respectively that one-level is sunk
Shallow lake pond 7b and second-level settling pond 7c, first stage precipitation tank have the pipeline for being connected to second-level settling pond；First stage precipitation tank and two level are sunk
Shallow lake pond all has the pipeline for being connected to sump, and the solid that precipitation is obtained enters in sump, and liquid is transported to Nacl
In preparation system.
Nacl preparation system mainly by film filter 8a, pH of the connection of pump successively adjust tank 8b, crystallizing evaporator 8c and
Condenser 8d is formed, and liquid carries out contaminant filter through film filter, and the liquid after filtering enters pH regulation tanks and carries out pH value regulation,
Finally enter and be evaporated to obtain Nacl in crystallizing evaporator.Film filter has the pipeline for being connected to sump.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (10)
1. a kind of flying dust comprehensive utilization device, including：
Grey storehouse, clear water reserviors, three-level water elution chlorine system, chemical precipitation system and Nacl preparation system；
The clear water reserviors are used to contain clear water, and are conveyed into the three-level water elution chlorine system and the Nacl preparation system
Clear water；
The grey storehouse is used to contain flying dust, and flying dust is delivered in the three-level water elution chlorine system by conveying worm；
The three-level water elution chlorine system is washed and precipitated to flying dust, and the flying dust solution after washing enters washing flying dust storage
In tank；Flying dust solution is delivered to cement kiln by the washing flying dust storage tank；
The chemical precipitation system is mainly made up of chemical precipitation pond and sump, the sediment that the washing dechlorination system obtains
Chemical precipitation is carried out into chemical precipitation pond, the solid for precipitating to obtain enters in the sump, and liquid is transported to described
In Nacl preparation system；
The Nacl preparation system mainly adjusts tank by the film filter of the connection of pump successively, pH and crystallizing evaporator forms, institute
State liquid and carry out contaminant filter through film filter, the liquid after filtering enters pH regulation tanks and carries out pH value regulation, finally enters institute
State and be evaporated to obtain Nacl in crystallizing evaporator.
2. a kind of flying dust comprehensive utilization device according to claim 1, the three-level water elution chlorine system is mainly by one-level
Water washing tank, two level water washing tank and three-level water washing tank composition；Each water washing tank is equipped with centrifuge；Flying dust in the grey storehouse by
Conveying worm is delivered in the one-stage water wash tank and is diluted, and the flying dust solution after dilution is dehydrated by centrifuge dewatering
The flying dust solution arrived enters the two level water washing tank, and the sediment for being dehydrated to obtain enters chemical precipitation pond and carries out chemical precipitation；Enter
The flying dust solution entered in the two level water washing tank is diluted, and the flying dust solution after dilution is delivered to three-level water washing tank by centrifuge；
It is diluted into the flying dust solution in the three-level water washing tank, the flying dust solution after dilution is delivered to washing flying dust by centrifuge and stored up
Tank.
3. a kind of flying dust comprehensive utilization device according to claim 2, the centrifuge of the two level water washing tank and described one
A reverse delivery pipe is connected between level water washing tank；Between the centrifuge of the three-level water washing tank and the two level water washing tank
It is connected with a reverse delivery pipe.
4. a kind of flying dust comprehensive utilization device according to claim 3, the quantity in the chemical precipitation pond is two, and this two
Individual chemical precipitation pond is respectively first stage precipitation tank and second-level settling pond, and the first stage precipitation tank and second-level settling pond all have connection
To the pipeline of sump, the first stage precipitation tank has the pipeline for being connected to the second-level settling pond and is connected to the membrane filtration
The pipeline of device, the second-level settling pond have the pipeline for being connected to the film filter.
5. a kind of flying dust comprehensive utilization device according to claim 4, the film filter, which has, is connected to the dirt collection
The pipeline in pond.
6. a kind of flying dust comprehensive utilization device according to claim 5, the Nacl preparation system also include condensation
Device, the condenser, which has, to be connected to the water pipe of the three-level water washing tank and is connected to the water pipe of the clear water reserviors.
7. a kind of flying dust comprehensive utilization device according to claim 6, the grey storehouse is provided with air bubble, compressed gas source to
Compressed gas is provided in air bubble, air bubble sprays into compressed gas in the grey storehouse.
8. a kind of flying dust comprehensive utilization device according to claim 7, it is fixed to be provided with the ash hole in the grey bottom storehouse portion
Measure feed valve.
9. a kind of flying dust comprehensive utilization device according to claim 8, the grey storehouse inside is provided with ash hole
Fluidized plate, the fluidized plate are driven by roots blower, and electric heater is provided with the air outlet of the roots blower.
10. a kind of flying dust comprehensive utilization device according to claim 9, one three is provided with the ash hole in the grey storehouse
Logical ash-leaking valve, a path of the threeway ash-leaking valve are connected with the conveying worm, and another path connects a dry ash bulk
The ash inlet of machine；One pneumatic gate valve is installed at the ash inlet of the dry ash bulk machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720767333.6U CN206882394U (en) | 2017-06-28 | 2017-06-28 | A kind of flying dust comprehensive utilization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720767333.6U CN206882394U (en) | 2017-06-28 | 2017-06-28 | A kind of flying dust comprehensive utilization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206882394U true CN206882394U (en) | 2018-01-16 |
Family
ID=61298694
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720767333.6U Expired - Fee Related CN206882394U (en) | 2017-06-28 | 2017-06-28 | A kind of flying dust comprehensive utilization device |
Country Status (1)
| Country | Link |
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| CN (1) | CN206882394U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108820604A (en) * | 2018-04-27 | 2018-11-16 | 中冶京诚工程技术有限公司 | The defeated grey method and system of the anti-blocking fluidisation of spider net type for deduster |
| CN109665495A (en) * | 2018-12-05 | 2019-04-23 | 北京建筑材料科学研究总院有限公司 | It is a kind of washing flying dust high-salt wastewater and bypass ash federated resourceization utilize method |
| CN110759097A (en) * | 2019-11-14 | 2020-02-07 | 上海电气集团股份有限公司 | Feeding system for fly ash washing |
| CN110935710A (en) * | 2019-11-13 | 2020-03-31 | 航天环境工程有限公司 | Washing desalination treatment system, method and application of household garbage incineration fly ash |
-
2017
- 2017-06-28 CN CN201720767333.6U patent/CN206882394U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108820604A (en) * | 2018-04-27 | 2018-11-16 | 中冶京诚工程技术有限公司 | The defeated grey method and system of the anti-blocking fluidisation of spider net type for deduster |
| CN108820604B (en) * | 2018-04-27 | 2023-09-15 | 中冶京诚工程技术有限公司 | Spider-web type anti-blocking fluidization ash conveying method and system for dust remover |
| CN109665495A (en) * | 2018-12-05 | 2019-04-23 | 北京建筑材料科学研究总院有限公司 | It is a kind of washing flying dust high-salt wastewater and bypass ash federated resourceization utilize method |
| CN110935710A (en) * | 2019-11-13 | 2020-03-31 | 航天环境工程有限公司 | Washing desalination treatment system, method and application of household garbage incineration fly ash |
| CN110759097A (en) * | 2019-11-14 | 2020-02-07 | 上海电气集团股份有限公司 | Feeding system for fly ash washing |
| CN110759097B (en) * | 2019-11-14 | 2021-07-23 | 上海电气集团股份有限公司 | Feeding system for fly ash washing |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180116 Termination date: 20210628 |