CN112871990A - System for carry out resource recovery from waste incineration slag - Google Patents
System for carry out resource recovery from waste incineration slag Download PDFInfo
- Publication number
- CN112871990A CN112871990A CN202110130779.9A CN202110130779A CN112871990A CN 112871990 A CN112871990 A CN 112871990A CN 202110130779 A CN202110130779 A CN 202110130779A CN 112871990 A CN112871990 A CN 112871990A
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- CN
- China
- Prior art keywords
- slag
- separator
- magnetic
- waste incineration
- magnetic separator
- 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.)
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- 239000002893 slag Substances 0.000 title claims abstract description 86
- 238000011084 recovery Methods 0.000 title claims abstract description 14
- 238000004056 waste incineration Methods 0.000 title claims abstract description 14
- 239000006148 magnetic separator Substances 0.000 claims abstract description 35
- 229910052751 metal Inorganic materials 0.000 claims abstract description 23
- 239000002184 metal Substances 0.000 claims abstract description 23
- 150000002739 metals Chemical class 0.000 claims abstract description 18
- 239000011521 glass Substances 0.000 claims abstract description 17
- 238000012216 screening Methods 0.000 claims abstract description 11
- 239000000126 substance Substances 0.000 claims abstract description 9
- 238000000926 separation method Methods 0.000 claims description 13
- 230000006698 induction Effects 0.000 claims description 8
- 238000007885 magnetic separation Methods 0.000 claims description 8
- 239000000725 suspension Substances 0.000 claims description 6
- 239000003086 colorant Substances 0.000 claims description 3
- 238000007873 sieving Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 2
- 239000000463 material Substances 0.000 description 6
- 239000004566 building material Substances 0.000 description 4
- 238000004064 recycling Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 239000005416 organic matter Substances 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- -1 ferrous metals Chemical class 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09B—DISPOSAL OF SOLID WASTE
- B09B3/00—Destroying solid waste or transforming solid waste into something useful or harmless
- B09B3/10—Destroying solid waste or transforming solid waste into something useful or harmless involving an adsorption step
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/34—Sorting according to other particular properties
Abstract
The invention relates to a system for resource recovery from waste incineration slag, which comprises a vibration feeding device, a winnowing machine, a first magnetic separator, a screening machine, a second magnetic separator, a third magnetic separator, an eddy current separator and a light separator, wherein the slag is input from the vibration feeding device, the vibration feeding device enables the slag to be dispersed and then is conveyed into the air separator to separate organic light substances, the slag after winnowing by the winnowing machine is conveyed into the first magnetic separator to magnetically separate magnetic metals, then the slag is conveyed into the crusher to be crushed, the crushed slag is conveyed into the screening machine to be screened, the slag which does not pass through screening is secondarily winnowed and then is conveyed back to the crusher to be crushed, the screened slag is dispersed by a vibration conveying belt and then is conveyed into the second magnetic separator to magnetically separate oxidized magnetic metals, then the slag is conveyed into the third magnetic separator to magnetically separate weak magnetic metals, and then the slag is conveyed into the eddy current separator to separate nonferrous metals, then the slag is sent to a light separator to separate out glass, and the residual slag is output as tailings.
Description
Technical Field
The invention relates to the technical field of resource recovery, in particular to a system for recovering resources from waste incineration slag.
Background
With the development of economy, domestic garbage also gradually increases, and at present, a more conventional garbage treatment scheme is to burn the domestic garbage to generate electricity to form slag, and then use the slag as aggregate to manufacture building materials, wherein the slag generally comprises slag soil, magnetic metals, nonferrous metals, glass, ceramics, incompletely-combusted combustible substances and other substances, and the metals such as iron, aluminum and combustible substances can cause the problems of building materials swelling, damage and the like due to chemical reactions such as oxidation and the like.
In addition, since various materials such as metal materials and glass have a value of recycling, it is necessary to treat the waste incineration slag, separate the metal materials, combustible materials, glass and the like from the slag, and produce the remaining materials as tailings into building materials.
Disclosure of Invention
The invention aims to provide a system for recycling resources from waste incineration slag, which is used for recycling and classifying various substances in the slag.
The system comprises a vibration feeding device, a winnowing machine, a first magnetic separator, a screening machine, a second magnetic separator, a third magnetic separator, an eddy current separator and a light separator, wherein the slag is input from the vibration feeding device, the vibration feeding device enables the slag to be dispersed and then is conveyed into the air separator to separate organic light substances, the slag after winnowing by the winnowing machine is conveyed into the first magnetic separator to magnetically separate magnetic metals, then the slag is conveyed into the crusher to be crushed, the crushed slag is conveyed into the screening machine to be screened, the slag which does not pass through screening is subjected to secondary winnowing and then is conveyed back to the crusher to be crushed, the screened slag is dispersed by a vibration conveying belt and then is conveyed into the second magnetic separator to magnetically separate oxidized magnetic metals, then the slag is conveyed into the third magnetic separator to magnetically separate weak magnetic metals, and then the slag is conveyed into the eddy current separator to separate non-ferrous metals, then the slag is sent to a light separator to separate out glass, and the residual slag is output as tailings.
Further, the secondary air separation is to send the slag which does not pass through the separation to the air separator for air separation.
And further, the secondary air separation device also comprises another air separator, and the secondary air separation is used for sending the slag which does not pass through the separation into the other air separator.
Further, the light separator is a transparency light separator.
Furthermore, the glass sorting machine also comprises a color sorter, and the glass sorted by the optical sorter is sent to the color sorter to be sorted into various colors of glass.
Further, first magnet separator is the suspension type magnet separator of magnetic induction 0.1T, the second magnet separator is the suspension type magnet separator of magnetic induction 0.8T, the third magnet separator is magnetic induction 2T's cylinder magnet separator.
Further, the conveying in the system is conveying by a conveying belt
Further, the conveying in the system is closed conveying belt conveying.
Has the advantages that:
the resource recovery system of the invention sequentially recovers organic light materials, bulk magnetic metals, oxidized strong magnetic metals, weak magnetic metals, nonferrous metals, various colored glasses and tailings from the furnace slag in a classified manner, and various materials in the furnace slag are fully recovered, classified and utilized.
The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like elements throughout the drawings. In the drawings:
FIG. 1 is a schematic system diagram of a first embodiment of the present invention;
FIG. 2 is a system diagram illustrating a second embodiment of the present invention.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
Example 1
Referring to fig. 1, the system of this embodiment includes vibration feed arrangement 1, inputs the slag after burning into vibration feed arrangement 1 from the storage through the forklift, and vibration feed arrangement 1 makes the slag fully disperse the back and carries into first air separator 2, because vibration feed arrangement 1 fully disperses the slag for slag and organic matter can not pile up each other together, avoids first air separator 2 can not come out with the organic matter winnowing.
The first winnowing machine 2 winnowes out light organic combustible materials in the slag, the rest part is conveyed into the first magnetic separator 3, the first magnetic separator 3 is a suspension type magnetic separator with the magnetic induction intensity of 0.1T, the first magnetic separator 3 magnetically separates out large and fast magnetic metal, subsequent crushing is avoided being influenced, damage is caused to the crusher, the slag after magnetic separation is crushed by conveying the slag to the crusher 4, the crusher 4 crushes the slag into slag blocks smaller than 20mm, then the crushed slag is conveyed to the screening machine 5, the larger slag which does not pass through screening is conveyed back to the first winnowing machine 2 after being fully dispersed through a closed type vibrating conveying belt, the first winnowing machine 2 winnowes out light organic materials which are originally wrapped with the slag blocks together, and the large slag which cannot be fully crushed is crushed again after being subjected to the magnetic separation.
The fritter slag through screening machine 5, use second magnetic separator 6 to carry out the magnetic separation after closed vibration conveyer belt homodisperse, second magnetic separator 6 is the suspension type magnetic separator of magnetic induction 0.8T, the magnetic metal of partial oxidation is taken out in the selection of second magnetic separator 6, the slag after the magnetic separation is sent into third magnetic separator 7 and is carried out the magnetic separation, third magnetic separator 7 is 2T's cylinder magnetic separator, come out weak magnetic metal magnetic separation, eddy current sorter 8 is sent into to remaining slag, eddy current sorter 8 separates out non ferrous metal from remaining slag and carries out the categorised recovery of drawing.
The sorted slag only remains inorganic nonmetallic substances such as slag soil, glass, ceramics and the like, the remaining slag is fully dispersed through a closed vibration conveyor belt and then sent to a light separator 9, the light separator 9 is a transparency light separator, the glass is identified and sorted out by utilizing the transparency of the glass, and the sorted glass is further sent to a color separator 10 for sorting to obtain glass with various colors.
The residual slag is used as tailings to be made into building materials, so that various substances in the slag are fully recovered, classified and utilized.
Example 2
Referring to fig. 2, in this embodiment, the method is modified based on embodiment 1, the larger slag which is not sieved in the slag sieved by the sieving machine 4 is separated by air from the conveying air inlet separator 2, modified by fully dispersing the slag by the closed vibrating conveyor belt and then feeding the slag to the second air separator 11 to separate organic matters, and the rest of the large uncrushed slag is fed back to the crusher 4 to be crushed, which is the same as that in embodiment 1.
Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the protection scope of the present invention, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention.
Claims (8)
1. A system for resource recovery from waste incineration slag is characterized in that: comprises a vibration feeding device, a winnowing machine, a first magnetic separator, a screening machine, a second magnetic separator, a third magnetic separator, an eddy current separator and a light separator, wherein slag is input from the vibration feeding device, the vibration feeding device conveys the dispersed slag into the air separator to separate organic light substances, the slag from the winnowing machine is conveyed into the first magnetic separator to magnetically separate magnetic metals, then the slag is sent into a crusher to be crushed, the crushed slag is sent into a sieving machine to be sieved, the slag which does not pass through the sieving machine is sent back to the crusher to be crushed after secondary air separation, and the screened slag is dispersed by a vibrating conveyer belt and then is sent to a second magnetic separator for magnetic separation of oxidized magnetic metals, then the slag is sent to a third magnetic separator for magnetic separation of weak magnetic metals, then the slag is sent to an eddy current separator for separation of nonferrous metals, then the slag is sent to a light separator for separation of glass, and the rest slag is output as tailings.
2. The system for resource recovery from waste incineration slag according to claim 1, wherein: and the secondary air separation is to send the slag which does not pass through the screening back to the air separator for air separation.
3. The system for resource recovery from waste incineration slag according to claim 1, wherein: the secondary air separation is to send the slag which does not pass the separation into another air separator.
4. The system for resource recovery from waste incineration slag according to claim 1, wherein: the light separator is a transparency light separator.
5. The system for resource recovery from waste incineration slag according to claim 1, wherein: the glass sorted by the optical sorting machine is sent to the color sorting machine to be sorted into various colors of glass.
6. The system for resource recovery from waste incineration slag according to claim 1, wherein: the first magnetic separator is a suspension type magnetic separator with magnetic induction intensity of 0.1T, the second magnetic separator is a suspension type magnetic separator with magnetic induction intensity of 0.8T, and the third magnetic separator is a roller magnetic separator with magnetic induction intensity of 2T.
7. The system for resource recovery from waste incineration slag according to claim 1, wherein: the conveying in the system is conveying by a conveying belt.
8. The system for resource recovery from waste incineration slag according to claim 7, wherein: the conveying in the system is closed conveying belt conveying.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110130779.9A CN112871990A (en) | 2021-01-29 | 2021-01-29 | System for carry out resource recovery from waste incineration slag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110130779.9A CN112871990A (en) | 2021-01-29 | 2021-01-29 | System for carry out resource recovery from waste incineration slag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112871990A true CN112871990A (en) | 2021-06-01 |
Family
ID=76052075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110130779.9A Pending CN112871990A (en) | 2021-01-29 | 2021-01-29 | System for carry out resource recovery from waste incineration slag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112871990A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114392828A (en) * | 2022-01-25 | 2022-04-26 | 郑州绿清环保科技有限公司 | Comprehensive recycling treatment method for waste incineration power plant slag |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1586745A (en) * | 2004-09-16 | 2005-03-02 | 上海寰保渣业处置有限公司 | Process for producing life garbage incinerator slag aggregate |
| CN101274322A (en) * | 2007-03-30 | 2008-10-01 | 杨计明 | Method for sorting consumer waste |
| CN101549351A (en) * | 2009-05-08 | 2009-10-07 | 深圳市绿发鹏程环保科技有限公司 | Building refuse treatment regeneration system |
| CN101642765A (en) * | 2009-09-04 | 2010-02-10 | 北京航空航天大学 | Recycling method of discarded circuit board |
| CN101758063A (en) * | 2010-03-03 | 2010-06-30 | 宿迁雪枫环保科技发展有限公司 | Garbage hazard-free comprehensive treatment equipment |
| CN102327888A (en) * | 2011-05-25 | 2012-01-25 | 严大春 | Municipal domestic waste resource recovery processing method with zero pollution, zero release and harmlessness |
| CN105195313A (en) * | 2015-08-24 | 2015-12-30 | 同济大学 | Method for recycling metal and combustibles from domestic waste incineration slag |
| CN205570986U (en) * | 2015-10-29 | 2016-09-14 | 广州本和原环保科技有限公司 | Building rubbish is synthesized and is selected separately processing system |
| CN107716346A (en) * | 2017-10-30 | 2018-02-23 | 上海燕龙基再生资源利用有限公司 | Multistage cullet light selects sorting system and its control method |
| CN110420969A (en) * | 2019-08-02 | 2019-11-08 | 宇创环保产业有限公司 | A kind of domestic garbage burning electricity generation clinker dry method resource utilization system |
-
2021
- 2021-01-29 CN CN202110130779.9A patent/CN112871990A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1586745A (en) * | 2004-09-16 | 2005-03-02 | 上海寰保渣业处置有限公司 | Process for producing life garbage incinerator slag aggregate |
| CN101274322A (en) * | 2007-03-30 | 2008-10-01 | 杨计明 | Method for sorting consumer waste |
| CN101549351A (en) * | 2009-05-08 | 2009-10-07 | 深圳市绿发鹏程环保科技有限公司 | Building refuse treatment regeneration system |
| CN101642765A (en) * | 2009-09-04 | 2010-02-10 | 北京航空航天大学 | Recycling method of discarded circuit board |
| CN101758063A (en) * | 2010-03-03 | 2010-06-30 | 宿迁雪枫环保科技发展有限公司 | Garbage hazard-free comprehensive treatment equipment |
| CN102327888A (en) * | 2011-05-25 | 2012-01-25 | 严大春 | Municipal domestic waste resource recovery processing method with zero pollution, zero release and harmlessness |
| CN105195313A (en) * | 2015-08-24 | 2015-12-30 | 同济大学 | Method for recycling metal and combustibles from domestic waste incineration slag |
| CN205570986U (en) * | 2015-10-29 | 2016-09-14 | 广州本和原环保科技有限公司 | Building rubbish is synthesized and is selected separately processing system |
| CN107716346A (en) * | 2017-10-30 | 2018-02-23 | 上海燕龙基再生资源利用有限公司 | Multistage cullet light selects sorting system and its control method |
| CN110420969A (en) * | 2019-08-02 | 2019-11-08 | 宇创环保产业有限公司 | A kind of domestic garbage burning electricity generation clinker dry method resource utilization system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114392828A (en) * | 2022-01-25 | 2022-04-26 | 郑州绿清环保科技有限公司 | Comprehensive recycling treatment method for waste incineration power plant slag |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210601 |
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| RJ01 | Rejection of invention patent application after publication |