CN204063054U - A kind of system controlling the heavy metal that waste incineration produces - Google Patents
A kind of system controlling the heavy metal that waste incineration produces Download PDFInfo
- Publication number
- CN204063054U CN204063054U CN201420438085.7U CN201420438085U CN204063054U CN 204063054 U CN204063054 U CN 204063054U CN 201420438085 U CN201420438085 U CN 201420438085U CN 204063054 U CN204063054 U CN 204063054U
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- CN
- China
- Prior art keywords
- discharge gate
- chelating agent
- heavy metal
- mixing roll
- charging aperture
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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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Abstract
The purpose of this utility model is to provide a kind of system controlling the heavy metal that waste incineration produces.The technical scheme adopted for realizing the utility model object is such, control a system for the heavy metal that waste incineration produces, comprise desulfurizing tower, active carbon storehouse, blower fan, injector, airduct, sack cleaner, conveying equipment, cement bin, water tank, chelating agent case, water constant displacement pump, chelating agent constant displacement pump, mixing roll and flying dust storehouse.
Description
Technical field
The utility model relates to field of Environment Protection, particularly to the process of the control and stabilisation that produce heavy metal steam or particle after waste incineration.
Background technology
Up to now, 80% of human consumption's energy is obtained by burning approach, and the emission of combustion process is also the main cause causing environmental pollution.While utilizing the solid waste energy, reduce the impact caused environment as much as possible, the development of various desulfurization and dedusting, waste gas purification and stabilizing fly ash treatment technology is very active.
Comparatively serious industry is polluted in waste incineration, its EGT produced is high, before desulfurizing tower, heavy metal part mixes in the offgas in vapour form, after desulfurizing tower, most of heavy metal is blended in flying dust with small particulate form, if heavy metal steam or particle do not carry out effective absorptive collection, and stabilization processes, substantial pollution will be produced to environment.
Flying dust packing after collection is sent to landfill yard landfill or is temporary in the storehouse of on-site by a lot of garbage burning factory at present, not only waste land resource, and heavy metal is very easy separates out from flying dust, easily cause secondary environmental pollution, the line stabilization process if the heavy metal that therefore effectively can control waste incineration generation is gone forward side by side, it is significant.
Show after deliberation, if can heavy metal is wrapped in cement-based material, be aided with certain complex compound medicament and form cured block, as long as cured block reaches certain intensity, through peracetic acid leaching toxicity test, the amount that its heavy metal is separated out and speed, can not cause secondary pollution to environment.
Summary of the invention
The purpose of this utility model is to provide a kind of system controlling the heavy metal that waste incineration produces.
The technical scheme adopted for realizing the utility model object is such, control a system for the heavy metal that waste incineration produces, comprise desulfurizing tower, active carbon storehouse, blower fan, injector, airduct, sack cleaner, conveying equipment, cement bin, water tank, chelating agent case, water constant displacement pump, chelating agent constant displacement pump, mixing roll and flying dust storehouse.
Discharging opening is had bottom described active carbon storehouse.Described injector has material mouth, air inlet and jet.The material mouth of described injector is connected with the discharging opening bottom active carbon storehouse.The air inlet of described injector is connected with the exhaust outlet of blower fan.The jet of described injector is connected with airduct.Described airduct one end is connected with desulfurizing tower.The described airduct other end is connected with sack cleaner.The discharge gate of described desulfurizing tower is received on conveying equipment.The discharge gate of described sack cleaner is received on conveying equipment.
Discharge gate is had bottom described cement bin.Described water tank bottom has discharge outlet.Discharge gate is had bottom described chelating agent case.There are charging aperture and discharge gate in described flying dust storehouse.Discharge gate bottom described cement bin is connected with the charging aperture of mixing roll.The discharge outlet of described water tank bottom is connected with the charging aperture of mixing roll.Discharge gate bottom described chelating agent case is connected with the charging aperture of mixing roll.The charging aperture in described flying dust storehouse connects with conveying equipment.The described discharge gate in flying dust storehouse is connected with the charging aperture of mixing roll.
Further, described blower fan can be roots blower.The discharging opening mouth of mixing roll has grid.
Further, the discharge outlet of water tank is provided with water constant displacement pump.Discharge gate bottom chelating agent case is provided with chelating agent constant displacement pump.
The utility model can combine waste gas cleaning system, heavy metal adsorption and stabilization system, while flue gas desulfurization and dedusting, carry out heavy metal Ji the absorption of bioxin, and carry out the stabilization processes of chelating agent and cement, avoid secondary pollution, the effective heavy metal controlling to produce in waste incineration is on the impact of environment.
Accompanying drawing explanation
Fig. 1 is a kind of system schematic controlling the heavy metal that waste incineration produces;
In figure: 1-desulfurizing tower, 2-active carbon storehouse, 3-blower fan, 4-injector, 5-airduct, 6-sack cleaner, 7-conveying equipment, 8-cement bin, 9-water tank, 10-chelating agent case, 11-water constant displacement pump, 12-chelating agent constant displacement pump, 13-mixing roll, 14-flying dust storehouse.
Detailed description of the invention
Below in conjunction with drawings and Examples, the utility model is described in further detail, but should not be construed the above-mentioned subject area of the utility model and be only limitted to following embodiment.When not departing from the above-mentioned technological thought of the utility model, according to ordinary skill knowledge and customary means, making various replacement and change, all should be included in protection domain of the present utility model.
Control a system for the heavy metal that waste incineration produces, comprise desulfurizing tower 1, active carbon storehouse 2, blower fan 3, injector 4, airduct 5, sack cleaner 6, conveying equipment 7, cement bin 8, water tank 9, chelating agent case 10, water constant displacement pump 11, chelating agent constant displacement pump 12, mixing roll 13 and flying dust storehouse 14.
Discharging opening is had bottom described active carbon storehouse 2.Described injector 4 has material mouth, air inlet and jet.The material mouth of described injector 4 is connected with the discharging opening bottom active carbon storehouse 2.Active carbon is discharged from active carbon storehouse 2 via the discharging opening bottom active carbon storehouse 2, then enters injector 4 through the material mouth of injector 4.The air inlet of described injector 4 is connected with the exhaust outlet of blower fan 3.The jet of described injector 4 is connected with airduct 5.The wind that blower fan 3 produces enters injector 4 through the air inlet of injector 4, active carbon is blown into airduct 5.Described airduct 5 one end is connected with desulfurizing tower 1.Described airduct 5 other end is connected with sack cleaner 6.The discharge gate of described desulfurizing tower 1 is received on conveying equipment 7.The discharge gate of described sack cleaner 6 is received on conveying equipment 7.
The flue gas that incinerator produces enters desulfurizing tower 1 desulfurization.Then flue gas enters airduct 5 and contacts with active carbon, the heavy metal in absorption flue gas.Flue gas containing active carbon enters in sack cleaner 6, and amount of activated charcoal falls into ash bucket, and part is attached to filter bag surface, carries out the second adsorption effect of the degree of depth.After absorption, flue gas is all converted into flying dust, and is transported to mixing roll 13 by conveying equipment 7.
Discharge gate is had bottom described cement bin 8.Discharge outlet is had bottom described water tank 9.Discharge gate is had bottom described chelating agent case 10.There are charging aperture and discharge gate in described flying dust storehouse 14.Discharge gate bottom described cement bin 8 is connected with the charging aperture of mixing roll 13.Discharge outlet bottom described water tank 9 is connected with the charging aperture of mixing roll 13.Discharge gate bottom described chelating agent case 10 is connected with the charging aperture of mixing roll 13.The charging aperture in described flying dust storehouse 14 connects with conveying equipment 7.The discharge gate in described flying dust storehouse 14 is connected with the charging aperture of mixing roll 13.
Cement, chelating agent, water and flying dust four kinds of materials mix with proper proportion in mixing roll 13, under kneading effect is squeezed in the stranding of stirring vane, mix fully, chelating agent and heavy metal form complex compound, and be wrapped in cement, form the cured block with some strength.
In the present embodiment, described blower fan 3 can be roots blower.The discharging opening mouth of mixing roll 13 has grid, to ensure that the cured block after mix and blend becomes block and discharges.
In the present embodiment, the discharge outlet of water tank 9 is provided with water constant displacement pump 11.Discharge gate bottom chelating agent case 10 is provided with chelating agent constant displacement pump 12.
Claims (3)
1. control the system of heavy metal that waste incineration produces, it is characterized in that: comprise desulfurizing tower (1), active carbon storehouse (2), blower fan (3), injector (4), airduct (5), sack cleaner (6), conveying equipment (7), cement bin (8), water tank (9), chelating agent case (10), water constant displacement pump (11), chelating agent constant displacement pump (12), mixing roll (13) and flying dust storehouse (14);
Discharging opening is arranged at described active carbon storehouse (2) bottom; Described injector (4) has material mouth, air inlet and jet; The material mouth of described injector (4) is connected with the discharging opening of active carbon storehouse (2) bottom; The air inlet of described injector (4) is connected with the exhaust outlet of blower fan (3); The jet of described injector (4) is connected with airduct (5); Described airduct (5) one end is connected with desulfurizing tower (1); Described airduct (5) other end is connected with sack cleaner (6); The discharge gate of described desulfurizing tower (1) is received on conveying equipment (7); The discharge gate of described sack cleaner (6) is received on conveying equipment (7);
Discharge gate is arranged at described cement bin (8) bottom; Discharge outlet is arranged at described water tank (9) bottom; Discharge gate is arranged at described chelating agent case (10) bottom; Described flying dust storehouse (14) has charging aperture and discharge gate; The discharge gate of described cement bin (8) bottom is connected with the charging aperture of mixing roll (13); The discharge outlet of described water tank (9) bottom is connected with the charging aperture of mixing roll (13); The discharge gate of described chelating agent case (10) bottom is connected with the charging aperture of mixing roll (13); The charging aperture of described flying dust storehouse (14) connects with conveying equipment (7); The discharge gate of described flying dust storehouse (14) is connected with the charging aperture of mixing roll (13).
2. a kind of system controlling the heavy metal that waste incineration produces according to claim 1, is characterized in that: described blower fan (3) is roots blower; The discharging opening of mixing roll (13) has grid.
3. a kind of system controlling the heavy metal that waste incineration produces according to claim 1, is characterized in that: the discharge outlet of water tank (9) is provided with water constant displacement pump (11); The discharge gate of chelating agent case (10) bottom is provided with chelating agent constant displacement pump (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420438085.7U CN204063054U (en) | 2014-08-05 | 2014-08-05 | A kind of system controlling the heavy metal that waste incineration produces |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420438085.7U CN204063054U (en) | 2014-08-05 | 2014-08-05 | A kind of system controlling the heavy metal that waste incineration produces |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204063054U true CN204063054U (en) | 2014-12-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420438085.7U Expired - Fee Related CN204063054U (en) | 2014-08-05 | 2014-08-05 | A kind of system controlling the heavy metal that waste incineration produces |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204063054U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106139872A (en) * | 2016-08-14 | 2016-11-23 | 安徽盛运环保（集团）股份有限公司 | A kind of flue gas of refuse burning processing means |
| CN106363004A (en) * | 2015-07-22 | 2017-02-01 | 爱土工程环境科技有限公司 | Garbage burning electricity generation flying ash pre-treatment apparatus and garbage burning electricity generation flying ash treatment method |
-
2014
- 2014-08-05 CN CN201420438085.7U patent/CN204063054U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106363004A (en) * | 2015-07-22 | 2017-02-01 | 爱土工程环境科技有限公司 | Garbage burning electricity generation flying ash pre-treatment apparatus and garbage burning electricity generation flying ash treatment method |
| CN106363004B (en) * | 2015-07-22 | 2019-04-30 | 爱土工程环境科技有限公司 | A kind of pretreatment unit and processing method of waste incineration and generating electricity flying dust |
| CN106139872A (en) * | 2016-08-14 | 2016-11-23 | 安徽盛运环保（集团）股份有限公司 | A kind of flue gas of refuse burning processing means |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20150805 |
|
| EXPY | Termination of patent right or utility model |