CN106040726A - Treatment system for waste incineration slag - Google Patents
Treatment system for waste incineration slag Download PDFInfo
- Publication number
- CN106040726A CN106040726A CN201610630367.0A CN201610630367A CN106040726A CN 106040726 A CN106040726 A CN 106040726A CN 201610630367 A CN201610630367 A CN 201610630367A CN 106040726 A CN106040726 A CN 106040726A
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- CN
- China
- Prior art keywords
- slag
- screening plant
- incinerator
- disposal system
- receiving hopper
- Prior art date
- 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.)
- Pending
Links
- 239000002893 slag Substances 0.000 title claims abstract description 83
- 238000004056 waste incineration Methods 0.000 title claims abstract description 16
- 238000011282 treatment Methods 0.000 title abstract description 5
- 238000012216 screening Methods 0.000 claims abstract description 57
- 239000012535 impurity Substances 0.000 claims abstract description 28
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 22
- 229910001385 heavy metal Inorganic materials 0.000 claims abstract description 21
- 239000004566 building material Substances 0.000 claims abstract description 18
- 238000007599 discharging Methods 0.000 claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 claims abstract description 18
- 239000006148 magnetic separator Substances 0.000 claims description 17
- 238000004062 sedimentation Methods 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 238000005204 segregation Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000004140 cleaning Methods 0.000 claims description 7
- 239000000463 material Substances 0.000 claims description 5
- 238000011084 recovery Methods 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 3
- 238000010298 pulverizing process Methods 0.000 claims description 2
- 230000005307 ferromagnetism Effects 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 abstract description 4
- 238000004064 recycling Methods 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract 5
- 239000002699 waste material Substances 0.000 abstract 1
- 239000010813 municipal solid waste Substances 0.000 description 12
- 239000002244 precipitate Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 239000003302 ferromagnetic material Substances 0.000 description 3
- 230000005291 magnetic effect Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000002361 compost Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000855 fermentation Methods 0.000 description 1
- 230000004151 fermentation Effects 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000011221 initial treatment Methods 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 235000019698 starch Nutrition 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B5/00—Operations not covered by a single other subclass or by a single other group in this subclass
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/44—Details; Accessories
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE NOT OTHERWISE PROVIDED FOR
- B09B2101/00—Type of solid waste
- B09B2101/30—Incineration ashes
Landscapes
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a treatment system for waste incineration slag. The system comprises a waste incineration unit, a slag separation unit and a building material manufacturing unit. The waste incineration unit comprises an incineration furnace and a slag discharging device connected to an outlet of the incineration furnace. The slag separation unit comprises an iron separation device, a bulk impurity screening device, an iron powder screening device and a heavy metal screening device connected in sequence. Slag discharged from the incineration furnace is screened, separated and recycled through the slag separation unit and enters the building material manufacturing unit. Through the treatment system, the waste incineration slag is subjected to screening and separation layer by layer, most of iron-containing products and heavy metal in the slag are recycled, bulk impurities which are not completely burnt are filtered, and the left slag is finally used for manufacturing building materials. The treatment system is simple, good in maneuverability and saved in energy, and enables the recycling rate of waste to be raised.
Description
Technical field
The present invention relates to field of garbage disposal, particularly to the incinerator Slag treatment that rubbish is carried out recycling
System.
Background technology
Along with rapid development of economy and the raising day by day of living standards of the people, house refuse sharply increases, by city to
Vast rural area is spread, and increasingly threatens the living environment of the mankind.Administer rubbish the most cost-effectively, prevent the pollution of the environment,
Become the pressing issues that the whole society needs to solve.
At present, people's process to house refuse, stacked by the field in past and the primary treatment mode such as simple landfill,
Gradually the senior processing modes such as compost fermentation, burning electricity generation and resource recovery it are changed into.Especially because can be used for rubbish heap
The place put is limited, and the cost of garbage loading embeading increases, and burning and the comprehensive utilization of rubbish are more and more paid attention to by people.
Chinese invention patent CN103769287B discloses one way of life waste incineration slag and crushes, sort and recycle work
Skill: tramp iron separator, hopper, disintegrating machine, magnetic separator, jigging machine, screening installation and slag finished absorbent pond, sedimentation tank etc., by height to
Low it is vertically arranged；Garbage slag, after tramp iron separator, injects disintegrating machine formation stream together with water, in material stream action of gravity
Under, by disintegrating machine, jigging machine and screening installation, it is thus achieved that preferred slag material, after absorption cell and sedimentation tank filter, it is dried filter
Slag is for raw materials such as concrete.This invention achieves the sorting to waste incineration slag and recycling in theory, but it utilizes weight
Each equipment is vertically arranged by power potential energy from high to low, there is great potential safety hazard, and separates the most complete to rubbish in technique.
Summary of the invention
The invention discloses incinerator slag disposal system, it is possible to solve the one in above-mentioned prior art problem or several
Kind.
According to an aspect of the invention, it is provided incinerator slag disposal system, including waste incineration unit, slag
Separative element and building materials manufacturing cell.
Waste incineration unit includes incinerator and the slag output device being connected with the outlet of incinerator.
Slag separative element include being sequentially connected connect irony segregation apparatus, bulk impurity screening plant, iron powder screening dress
Put and heavy metal screening plant.
After incinerator slag out is exported by slag output device, sequentially pass through irony segregation apparatus, bulk impurity sieve
After screening device, iron powder screening plant and heavy metal screening plant, enter building materials manufacturing cell.
The slag that slag output device exports is carried out sorting and the recovery of ironwork by irony segregation apparatus, removes ironwork
Slag be transported to bulk impurity screening plant.
Slag is made sorting further by bulk impurity screening plant, screens bulk impurity therein, fritter slag
Enter iron powder screening plant.
Iron powder screening plant includes pulverizer and the magnetic separator being sequentially connected, and the size-reduced machine of fritter slag is sent to after pulverizing
Magnetic separator, magnetic separator can isolated ferromagnetic material therein.
Heavy metal screening plant can reclaim the heavy metal in slag.
After slag enters building materials manufacturing cell, it is used for manufacturing building materials.
The invention has the beneficial effects as follows, waste incineration filtering residue is screened layer by layer and separates, reclaim wherein most and contain
Ironwork and heavy metal；Unburned bulk impurity completely filters out, and can come back to incinerator and carry out second-time burning；Remaining
Slag is eventually used for manufacturing building materials.The system of the present invention is simple, workable, saves the energy, improves the recovery to rubbish
Reuse ratio, decreases the pollution to environment.
In some embodiments, waste incineration unit also includes electromotor, and incinerator is connected with electromotor.Thus, rubbish
Energy when rubbish burns can be used to generate electricity, and supplies other equipment.
In some embodiments, irony segregation apparatus includes feed mechanism, Magnet seperator and the first receiving hopper, feeding
Mechanism is positioned at below Magnet seperator, and the first receiving hopper is connected with Magnet seperator.Thus, the slag of incinerator output is by feeding
Mechanism is sent to Magnet seperator, and Magnet seperator sub-elects all or part of ironwork in slag by magnetic effect, sorting
The ironwork gone out reclaims after being received by the first receiving hopper, and the slag not separated by magnetically attractive effect rests on feed mechanism.
In some embodiments, bulk impurity screening plant includes screening machine, the second receiving hopper and the 3rd receiving hopper, sieve
Fritter slag discharging opening and bulk impurity discharging opening, fritter slag discharging opening and the second receiving hopper charging aperture are connected to select machine to include,
Bulk impurity discharging opening and the 3rd receiving hopper charging aperture are connected.Thus, screening machine can intercept bulk impurity, and bulk impurity is through sieve
Selecting machine to enter the 3rd receiving hopper after intercepting, the fritter slag that the most screened machine intercepts enters the second receiving hopper.
In some embodiments, the terminal of feed mechanism is connected with screening machine charging aperture.Thus, do not divided by magnetic effect
The slag selected is sent to bulk impurity screening plant by feed mechanism.
In some embodiments, also include transmission belt, transmission belt top and the second receiving hopper be connected, transmission belt terminal with
Feeding hole of pulverizer is connected.Thus, fritter slag is sent to pulverizer by transmission belt and pulverizes.
In some embodiments, iron powder screening plant also includes agitator, and the charging aperture of agitator goes out with pulverizer
Material mouth is connected, and the discharging opening of agitator is connected with magnetic separator.Thus, enter agitator after slag is crushed, stir into after adding water
Slurry, serosity flows on magnetic separator, and magnetic separator can be set as platform-like, and the ferromagnetic material in serosity is by because being stayed by magnetic force
On magnetic separator, periodically it can be carried out scraping and reclaim, non-ferromagnetic substance flows away into heavy metal screening plant with serosity, carries out
The naughty of follow-up heavy metal fetches receipts.
In some embodiments, also including that sedimentation tank, sedimentation tank are connected with heavy metal screening plant, sedimentation tank can set many
Individual.Thus, the slag serosity after reclaiming heavy metal enters sedimentation tank and precipitates layer by layer.
In some embodiments, also including water circulating pump, the water inlet of water circulating pump is connected with sedimentation tank, water circulating pump
Outlet be connected with agitator charging aperture.Thus, the supernatant after sedimentation tank precipitates can be added to agitator as recirculated water
It is circulated utilization.
In some embodiments, also including cleaning plant, cleaning plant is between sedimentation tank and building materials manufacturing cell.
Thus, cleaning plant can clear up mud in sedimentation tank, and mud is delivered to building materials manufacturing cell, as building materials manufacture standby
Material.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the incinerator slag disposal system of an embodiment of the present invention.
Detailed description of the invention
The present invention is further detailed explanation below in conjunction with the accompanying drawings.
Fig. 1 show schematically show the incinerator slag disposal system according to one embodiment of the present invention.Such as figure
Shown in, this device includes waste incineration unit 1, slag separative element 2 and building materials manufacturing cell 3.
Waste incineration unit 1 includes incinerator 11, electromotor 12 and the slag output dress being connected with the outlet of incinerator 11
Put.Burning away the refuse the energy produced can be directly altogether to generating, and slag is discharged by slag output device.
Slag separative element 2 include being sequentially connected connect irony segregation apparatus 21, bulk impurity screening plant 22, iron powder sieve
Screening device 23 and heavy metal screening plant 24.
Irony segregation apparatus 21 includes feed mechanism 213, Magnet seperator 211 and the first receiving hopper 212, feed mechanism
213 are positioned at below Magnet seperator 211, and the first receiving hopper 212 is connected with Magnet seperator 211.
Bulk impurity screening plant 22 includes screening plant the 221, second receiving hopper 222 and the 3rd receiving hopper 223, screening dress
Put 221 and include bulk impurity discharging opening and fritter slag discharging opening, bulk impurity discharging opening and the 3rd receiving hopper 223 charging aperture phase
Even, fritter slag discharging opening and the second receiving hopper 222 charging aperture are connected.The terminal of feed mechanism 213 feeds with screening plant 221
Mouth is connected.
Iron powder screening plant 23 includes pulverizer 231, agitator 232 and magnetic separator 233.Little in second receiving hopper 223
Block slag is delivered in pulverizer 231 by transmission belt.The charging aperture of agitator 232 is connected with the discharging opening of pulverizer 231, agitator
The discharging opening of 232 is connected with magnetic separator 233.
Connect heavy metal screening plant 24 after magnetic separator 233, after heavy metal screening plant 24, be provided with sedimentation tank 25 and circulation
Water pump, sedimentation tank 25 side is provided with cleaning plant.
Rubbish, when running, is placed in incinerator 11 and burns by the incinerator slag disposal system of the present invention, burns
Energy generates electricity, and after incinerator 11 slag out is exported by slag output device, sequentially passes through Magnet seperator 211 to ferrum
Goods sort and reclaim, and not sufficiently combusted bulk impurity is carried out by the screening plant 221 of bulk impurity screening plant 22
Screening, the fritter slag after screening is delivered to pulverizer 231 and is pulverized, stirs into serosity in agitator 232 together with water, starches
Liquid stream is on magnetic separator 233, and the ferromagnetic material in serosity is separated by magnetic separator 233 further, and remaining serosity continues to send
Reclaiming to heavy metal screening plant 24 heavy metal, serosity afterwards flows to sedimentation tank 25 and precipitates, upper after precipitation
Clear liquid is extracted in agitator 232 by water circulating pump, and precipitate is carried out clearing up and deliver to building materials manufacturing cell 3 by cleaning plant.
Above-described is only some embodiments of the present invention.For the person of ordinary skill of the art, not
On the premise of departing from the invention design, it is also possible to making some deformation and improvement, these broadly fall into the protection model of the present invention
Enclose.
Claims (10)
1. incinerator slag disposal system, including waste incineration unit (1), slag separative element (2) and building materials manufacturing cell
(3), it is characterised in that
Described waste incineration unit (1) includes incinerator (11) and the slag output dress being connected with the outlet of described incinerator (11)
Put；
Described slag separative element (2) include being sequentially connected connect irony segregation apparatus (21), bulk impurity screening plant (22),
Iron powder screening plant (23) and heavy metal screening plant (24)；
After described incinerator (11) slag out is exported by described slag output device, sequentially pass through described irony segregation apparatus
(21), after bulk impurity screening plant (22), iron powder screening plant (23) and heavy metal screening plant (24), described building materials are entered
Manufacturing cell (3)；
The slag that described slag output device exports is carried out sorting and the recovery of ironwork by described irony segregation apparatus (21), removes
The slag removing ironwork is transported to described bulk impurity screening plant (22)；
Slag is made sorting further by described bulk impurity screening plant (22), screens bulk impurity therein, fritter
Slag enters iron powder screening plant (23)；
Described iron powder screening plant (23) includes pulverizer (231) and the magnetic separator (233) being sequentially connected, described fritter slag warp
Pulverizer (231) is sent to magnetic separator (233) after pulverizing, and described magnetic separator (233) can isolated ferromagnetism thing therein
Matter；
Described heavy metal screening plant (24) can reclaim the heavy metal in slag；
After slag enters described building materials manufacturing cell (3), it is used for manufacturing building materials.
Incinerator slag disposal system the most according to claim 1, it is characterised in that described waste incineration unit (1)
Also include that electromotor (12), described incinerator (11) are connected with described electromotor (12).
Incinerator slag disposal system the most according to claim 1, it is characterised in that described irony segregation apparatus (21)
Including feed mechanism (213), Magnet seperator (211) and the first receiving hopper (212), described feed mechanism (213) is positioned at described
Magnet seperator (211) lower section, described first receiving hopper (212) is connected with described Magnet seperator (211).
Incinerator slag disposal system the most according to claim 3, it is characterised in that described bulk impurity screening plant
(22) including screening machine (221), the second receiving hopper (222) and the 3rd receiving hopper (223), described screening machine (221) includes fritter
Slag discharging opening and bulk impurity discharging opening, described fritter slag discharging opening is connected with described second receiving hopper (222) charging aperture,
Described bulk impurity discharging opening is connected with described 3rd receiving hopper (223) charging aperture.
Incinerator slag disposal system the most according to claim 4, it is characterised in that described feed mechanism (213)
Terminal is connected with described screening machine (221) charging aperture.
Incinerator slag disposal system the most according to claim 4, it is characterised in that also include transmission belt, described biography
Defeated rim end and the second receiving hopper (222) are connected, and described transmission belt terminal is connected with the charging aperture of described pulverizer (231).
Incinerator slag disposal system the most according to claim 1, it is characterised in that described iron powder screening plant (23)
Also include that agitator (232), the charging aperture of described agitator (232) are connected with the discharging opening of described pulverizer (231), described in stir
The discharging opening mixing device (232) is connected with described magnetic separator (233).
Incinerator slag disposal system the most according to claim 7, it is characterised in that also include sedimentation tank (25), institute
State sedimentation tank (25) to be connected with described heavy metal screening plant (24).
Incinerator slag disposal system the most according to claim 8, it is characterised in that also include water circulating pump, described
The water inlet of water circulating pump is connected with described sedimentation tank (25), and the outlet of described water circulating pump enters with described agitator (232)
Material mouth is connected.
10. according to the incinerator slag disposal system described in any one of claim 1-9, it is characterised in that also include cleaning dress
Putting, described cleaning plant is positioned between described sedimentation tank (25) and described building materials manufacturing cell (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610630367.0A CN106040726A (en) | 2016-08-01 | 2016-08-01 | Treatment system for waste incineration slag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610630367.0A CN106040726A (en) | 2016-08-01 | 2016-08-01 | Treatment system for waste incineration slag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106040726A true CN106040726A (en) | 2016-10-26 |
Family
ID=57197495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610630367.0A Pending CN106040726A (en) | 2016-08-01 | 2016-08-01 | Treatment system for waste incineration slag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106040726A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106439853A (en) * | 2016-11-30 | 2017-02-22 | 广西大学 | Ash discharge device of garbage incineration furnace |
| CN112044921A (en) * | 2020-07-30 | 2020-12-08 | 福州美佳环保资源开发有限公司 | Domestic waste burns slag processing system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5356082A (en) * | 1991-06-21 | 1994-10-18 | Resource Recycling, Inc. | Incinerated waste material treatment |
| EP1447138A1 (en) * | 2003-02-14 | 2004-08-18 | Gerhard Scherer | Treatment from slags coming from waste combustion installations |
| CN202316501U (en) * | 2011-12-07 | 2012-07-11 | 天津康斯明节能环保科技有限公司 | Recycling system of furnace clinkers |
| CN103406329A (en) * | 2013-07-05 | 2013-11-27 | 广东环兴环保节能科技有限公司 | Method for comprehensively treating and utilizing household garbage incineration slag |
| CN103752593A (en) * | 2014-01-28 | 2014-04-30 | 浙江省建筑设计研究院 | Process for selecting and recovering heavy metal substances in domestic garbage incineration slag |
| CN103769287A (en) * | 2014-01-28 | 2014-05-07 | 桐乡市同德墙体建材有限公司 | Technology for breaking, sorting and recycling household garbage incineration slag |
| CN203695594U (en) * | 2013-11-29 | 2014-07-09 | 福州美佳环保资源开发有限公司 | Comprehensive utilization system for furnace slag in waste incineration power plant |
-
2016
- 2016-08-01 CN CN201610630367.0A patent/CN106040726A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5356082A (en) * | 1991-06-21 | 1994-10-18 | Resource Recycling, Inc. | Incinerated waste material treatment |
| EP1447138A1 (en) * | 2003-02-14 | 2004-08-18 | Gerhard Scherer | Treatment from slags coming from waste combustion installations |
| CN202316501U (en) * | 2011-12-07 | 2012-07-11 | 天津康斯明节能环保科技有限公司 | Recycling system of furnace clinkers |
| CN103406329A (en) * | 2013-07-05 | 2013-11-27 | 广东环兴环保节能科技有限公司 | Method for comprehensively treating and utilizing household garbage incineration slag |
| CN203695594U (en) * | 2013-11-29 | 2014-07-09 | 福州美佳环保资源开发有限公司 | Comprehensive utilization system for furnace slag in waste incineration power plant |
| CN103752593A (en) * | 2014-01-28 | 2014-04-30 | 浙江省建筑设计研究院 | Process for selecting and recovering heavy metal substances in domestic garbage incineration slag |
| CN103769287A (en) * | 2014-01-28 | 2014-05-07 | 桐乡市同德墙体建材有限公司 | Technology for breaking, sorting and recycling household garbage incineration slag |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106439853A (en) * | 2016-11-30 | 2017-02-22 | 广西大学 | Ash discharge device of garbage incineration furnace |
| CN112044921A (en) * | 2020-07-30 | 2020-12-08 | 福州美佳环保资源开发有限公司 | Domestic waste burns slag processing system |
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Application publication date: 20161026 |
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