CN115245945A - Waste residue treatment system based on precious metal recovery and treatment method thereof - Google Patents
Waste residue treatment system based on precious metal recovery and treatment method thereof Download PDFInfo
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- CN115245945A CN115245945A CN202111417813.7A CN202111417813A CN115245945A CN 115245945 A CN115245945 A CN 115245945A CN 202111417813 A CN202111417813 A CN 202111417813A CN 115245945 A CN115245945 A CN 115245945A
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- crushing
- waste
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- 239000002699 waste material Substances 0.000 title claims abstract description 99
- 239000010970 precious metal Substances 0.000 title claims abstract description 89
- 238000011084 recovery Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000012216 screening Methods 0.000 claims abstract description 86
- 238000001354 calcination Methods 0.000 claims abstract description 18
- 239000002893 slag Substances 0.000 claims abstract description 13
- 238000011010 flushing procedure Methods 0.000 claims abstract description 7
- 238000003756 stirring Methods 0.000 claims description 16
- 239000006148 magnetic separator Substances 0.000 claims description 9
- 238000005406 washing Methods 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 7
- 239000002253 acid Substances 0.000 claims description 6
- 239000012535 impurity Substances 0.000 claims description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 238000007885 magnetic separation Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 238000005507 spraying Methods 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims 2
- 239000007924 injection Substances 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 229910000510 noble metal Inorganic materials 0.000 description 5
- 239000010814 metallic waste Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000007873 sieving Methods 0.000 description 2
- 206010024796 Logorrhoea Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
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Classifications
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- 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
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- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Processing Of Solid Wastes (AREA)
- Manufacture And Refinement Of Metals (AREA)
Abstract
The invention discloses a waste residue treatment system based on precious metal recovery and a treatment method thereof, wherein the waste residue treatment system comprises a precious metal sorting machine, a horizontal conveyor is arranged below the precious metal sorting machine, a first inclination angle conveyor is arranged on the output end side of the horizontal conveyor, a waste residue crushing device is arranged below the output end of the first inclination angle conveyor, a waste residue screening device is arranged at the bottom of the waste residue crushing device in a communicating mode through a blanking pipe, a blanking pipe of the waste residue screening device is provided, a second inclination angle conveyor is arranged below the blanking pipe, the output end of the second inclination angle conveyor is arranged above a feeding pipe of a calcining furnace, the discharge end of the calcining furnace is connected with a flushing machine, and the flushing machine is connected with the sorting machine. The whole process flow of the invention can achieve higher recovery effect on the precious metal waste slag, and reduce the waste of resources, thereby reducing the production cost of precious metal ore.
Description
Technical Field
The invention relates to the technical field of waste residue treatment, in particular to a waste residue treatment system based on precious metal recovery and a treatment method thereof.
Background
The waste residue often appears after the precious metal ore is treated, but a lot of precious metals still exist in the waste residue, the precious metal waste residue cannot be recycled in the prior art, and the resource waste can occur, so that the production cost of the precious metal ore is increased. Therefore, how to provide a waste residue treatment system based on precious metal recovery and a treatment method thereof is a problem to be solved urgently by those skilled in the art.
Disclosure of Invention
The invention aims to provide a waste residue treatment system and a waste residue treatment method based on precious metal recovery.
According to the embodiment of the invention, the waste residue treatment system based on precious metal recovery comprises a precious metal sorting machine, a horizontal conveyor is arranged below the precious metal sorting machine, a first inclination angle conveyor is arranged on the output end side of the horizontal conveyor, a waste residue crushing device is arranged below the output end of the first inclination angle conveyor, a waste residue screening device is arranged at the bottom of the waste residue crushing device in a communicated mode through a blanking pipe, a blanking pipe of the waste residue screening device is provided, a second inclination angle conveyor is arranged below the blanking pipe, the output end of the second inclination angle conveyor is arranged above a feeding pipe of a calcining furnace, the discharging end of the calcining furnace is connected with a flushing machine, and the flushing machine is connected with the sorting machine.
Preferably, noble metal sorter includes the frame that cavity set up, the frame middle part is provided with the sieve, the sieve below is provided with horizontal conveyer, the sieve both sides are connected with the frame inside wall through horizontal vibrations spring, the frame top is provided with a driving motor, cup joint the cuboid vibration control block of installing horizontal setting on a driving motor's the output end shaft.
Preferably, one end of the vibration control block is of a plane structure, and the other end of the vibration control block is of an arc surface structure.
Preferably, waste residue breaker includes broken box, install the feeder hopper on the broken box, install second driving motor on the broken box, the output hub connection of second driving motor installs main broken axle, install main broken tooth on the main broken axle, main broken axle side annular mounting has vice broken axle, install the vice broken tooth with main broken tooth matched with on the vice broken axle, install the broken tooth of lateral wall with vice broken tooth matched with on the broken box inside wall.
Preferably, the bottom of the main crushing shaft is provided with a stirring blade, and the stirring blade is arranged above the discharging pipe.
Preferably, the waste residue sieving mechanism is including screening the box, screening box below is provided with vibration base, the slope is provided with first screening board and second screening board respectively from top to bottom in the screening box, pre-buried water pipe in the screening box, first screening board and second screening board top are provided with the injector head, the injector head is installed on screening box inner wall and is set up with the water pipe intercommunication, is located the circulating pipe is installed to the screening box lateral wall of the low level side of first screening board, the blanking pipe has been seted up to screening box bottom side.
Preferably, the circulating pump is installed to the flange on the circulating pipe, be provided with in the circulating pipe and stir garrulous leaf axle, spring assembly is all installed to first screening board and second screening board below.
Preferably, a magnetic separator plate is arranged on the bottom surface in the screening box body.
Preferably, the method comprises the following steps:
s1, placing precious metal ore on a sieve plate, starting a first driving motor to perform vibration screening on the sieve plate, and enabling precious metal waste residues to fall into a horizontal conveyor and enter a waste residue crushing device;
s2, thoroughly crushing the precious metal waste slag through the matching of the main crushing teeth, the auxiliary crushing teeth and the side wall crushing teeth, and then feeding the precious metal waste slag into a waste slag screening device through a discharging pipe;
s3, vibrating the screening box body through the vibrating base to enable the first screening plate and the second screening plate to screen the precious metal waste residues, performing secondary stirring and material return on the precious metal waste residues which do not reach the screening specification through a circulating pipe, corroding the precious metal waste residues through atomized acid liquor sprayed by a spraying head to clean impurities, performing magnetic separation on the precious metal waste residues through a magnetic separator plate to select recyclable magnetic precious metals, and conveying the remaining precious metal waste residues to a calcining furnace through a blanking pipe;
s4, calcining the precious metal waste residues by the calcining furnace, removing impurities and acid liquor on the surfaces, washing by the washing machine, and finally sorting useful precious metals in the precious metal waste residues by the sorting machine.
The invention has the beneficial effects that:
(1) According to the invention, by arranging the main crushing teeth, the auxiliary crushing teeth and the side wall crushing teeth, the flow direction of the precious metal waste residues can be changed, triple stirring and mixing are achieved, omnibearing circular stirring and mixing of the precious metal waste residues in the crushing box body are realized, the precious metal waste residues are effectively crushed, and the subsequent treatment effect is improved by 15-20%;
(2) The field intensity of the magnetic separator plate is set to be 120KA/m, the precious metal waste residues screened by the second screening plate are magnetically separated through the magnetic separator plate, magnetic precious metal ores in the precious metal waste residues are absorbed and recovered, the economic benefit can be improved by about 30% compared with the method without the magnetic separator plate, and the cost of the whole process of the precious metal waste residues is reduced;
(3) The whole process flow of the invention can achieve higher recovery effect on the precious metal waste slag, and reduce the waste of resources, thereby reducing the production cost of the precious metal ore.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic diagram of the overall apparatus structure of a waste residue treatment system based on precious metal recovery according to the present invention;
FIG. 2 is a schematic view showing the construction of the precious metal classifier shown in FIG. 1 according to the present invention;
FIG. 3 is a schematic view showing the construction of the slag crushing apparatus shown in FIG. 1 according to the present invention;
FIG. 4 is a schematic view of the slag screening apparatus shown in FIG. 1 according to the present invention;
fig. 5 is a process flow diagram of a waste residue treatment system based on precious metal recovery and a treatment method thereof.
In the figure: 1-precious metal separator, 11-frame, 12-sieve plate, 13-first driving motor, 14-transverse vibration spring, 2-waste residue crushing device, 21-crushing box body, 22-feed hopper, 23-second driving motor, 24-main crushing shaft, 25-auxiliary crushing shaft, 26-side wall crushing tooth, 27-auxiliary crushing tooth, 28-main crushing tooth, 29-support bracket, 210-stirring blade, 211-blanking pipe, 3-waste residue screening device, 31-screening box body, 32-first screening plate, 33-second screening plate, 34-vibration base, 35-circulating pipe, 36-spray head, 37-spring group, 39-blanking pipe, 310-magnetic separator plate, 311-circulating pump, 4-calcining furnace, 5-flushing machine, 6-separator, 7-horizontal conveyor, 8-first inclination angle conveyor and 9-second inclination angle conveyor.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
Referring to fig. 1-4, a waste residue treatment system based on precious metal recovery and a treatment method thereof comprise a precious metal separator 61, a horizontal conveyor 7 is arranged below the precious metal separator 61, a first inclination angle conveyor 8 is arranged on the output end side of the horizontal conveyor 7, a waste residue crushing device 2 is arranged below the output end of the first inclination angle conveyor 8, a waste residue screening device 3 is arranged at the bottom of the waste residue crushing device 2 in a communicated mode through a discharging pipe 211, a blanking pipe 39 of the waste residue screening device 3 and a second inclination angle conveyor 9 are arranged below the blanking pipe 39, the output end of the second inclination angle conveyor 9 is arranged above a feeding pipe of a calcining furnace 4, the discharging end of the calcining furnace 4 is connected with a washing machine 5, and the washing machine 5 is connected with a separator 6.
Noble metal sorter 61 includes the frame 11 that cavity set up, and 11 middle parts of frame are provided with sieve 12, and sieve 12 below is provided with horizontal conveyor 7, and sieve 12 both sides are connected with 11 inside walls of frame through horizontal shock spring 14, and 11 tops of frame are provided with first driving motor 13, and the epaxial cuboid vibration control block of installing horizontal setting that cup joints of output of first driving motor 13.
One end of the vibration control block is arranged to be a plane structure, the other end of the vibration control block is arranged to be an arc-surface structure, when the first driving motor 13 is started, the output end shaft of the first driving motor 13 rotates the vibration control block to rotate, when the vibration control block rotates to the plane structure, the vibration control block is not in contact with the sieve plate 12, when the vibration control block rotates to the arc-surface structure, the vibration control block is in contact with the sieve plate 12, the sieve plate 12 is stretched under the action of the transverse vibration spring 14, when the vibration control block continuously rotates to the plane structure, the sieve plate 12 rebounds under the action of the transverse vibration spring 14, and the vibration control is circularly rotated to form vibration on the sieve plate 12 through the rotation of the output end shaft of the first driving motor 13, so that the sieve plate 12 screens precious metal ores.
Through setting up main broken tooth 28, vice broken tooth 27 and the broken tooth 26 of lateral wall, can change the flow direction of noble metal waste residue, reached triple stirring and mix, realize that the all-round circulation stirring of noble metal waste residue in broken box 21 mixes, reach the effective crushing to noble metal waste residue, improved follow-up 15-20% treatment effect.
The stirring blade 210 is arranged at the bottom of the main crushing shaft 24, the stirring blade 210 is arranged above the blanking pipe 211, and the stirring blade 210 prevents precious metal waste slag from being accumulated and blocked above the blanking pipe 211.
Waste residue sieving mechanism 3 is including screening box 31, screening box 31 below is provided with vibration base 34, it is provided with first screening board 32 and second screening board 33 to slope respectively from top to bottom in the screening box 31, pre-buried water pipe that has in the screening box 31, first screening board 32 and second screening board 33 top are provided with injector head 36, injector head 36 installs on screening box 31 inner wall and sets up with the water pipe intercommunication, circulating pipe 35 is installed to the screening box 31 lateral wall that is located the low level side of first screening board 32, blanking pipe 39 has been seted up to screening box 31 bottom side.
The first screening plate 32 and the second screening plate 33 have the same structure, and the mesh number of the screening plates 12 in the first screening plate 32 is lower than that of the screening plates 12 in the second screening plate 33.
The circulating pipe 35 is provided with a flange with a circulating pump 311, the circulating pipe 35 is internally provided with a crushing blade shaft, and spring groups 37 are arranged below the first screening plate 32 and the second screening plate 33.
Be provided with magnet separator board 310 on the bottom surface in screening box 31, in this embodiment, the field intensity of magnet separator board 310 sets up to 120KA/m, carries out the magnetic separation to the precious metal waste residue under the second screening board 33 screening through magnet separator board 310, adsorbs the recovery to the magnetism precious metal ore deposit in the precious metal waste residue, can improve about 30% economic benefits for not setting up magnet separator board 310, has reduced the cost of the whole technology of precious metal waste residue.
Example 1, comprising the following method steps:
s1, placing precious metal ore on a sieve plate 12, starting a first driving motor 13 to perform vibration screening on the sieve plate 12, and enabling precious metal waste residues to fall into a horizontal conveyor 7 and enter a waste residue crushing device 2;
s2, the precious metal waste slag is thoroughly crushed through the matching of the main crushing teeth 28, the auxiliary crushing teeth 27 and the side wall crushing teeth 26 and then enters the waste slag screening device 3 through the discharging pipe 211;
s3, vibrating the screening box body 31 through the vibrating base 34 to enable the first screening plate 32 and the second screening plate 33 to screen the precious metal waste residues, performing secondary stirring and material returning on the precious metal waste residues which do not reach the screening specification through the circulating pipe 35, corroding the precious metal waste residues through atomized acid liquor sprayed by the spraying head 36 to clean impurities, performing magnetic separation on the precious metal waste residues through the magnetic separator plate 310 to select recyclable magnetic precious metals, and conveying the remaining precious metal waste residues into the calcining furnace 4 through the blanking pipe 39;
s4, calcining the precious metal waste residues by using a calcining furnace 4, removing impurities and acid liquor on the surface, washing by using a washing machine 5, and finally sorting useful precious metals in the precious metal waste residues by using a sorting machine 6.
It can be understood that the driving modes of all the mechanical devices in the present invention can be driven by an external power line, and the control of all the mechanical devices can be programmed by a controller provided by itself, or can be uniformly controlled by an external main controller provided by the present invention, and the control principle of the main controller can be realized by the existing control technology. All mechanical devices are not limited to a single type and may be of a type presently available on the market as being suitable for the present invention.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (9)
1. A waste residue treatment system based on precious metal recovery is characterized by comprising a precious metal separator, wherein a horizontal conveyor is arranged below the precious metal separator, a first inclination angle conveyor is arranged on the output end side of the horizontal conveyor, a waste residue crushing device is arranged below the output end of the first inclination angle conveyor, a waste residue screening device is arranged at the bottom of the waste residue crushing device in a communicating mode through a blanking pipe, a blanking pipe of the waste residue screening device is provided with a second inclination angle conveyor below the blanking pipe, the output end of the second inclination angle conveyor is arranged above a feeding pipe of a calcining furnace, the discharge end of the calcining furnace is connected with a flushing machine, and the flushing machine is connected with the separator.
2. The waste residue treatment system based on precious metal recovery as claimed in claim 1, wherein the precious metal sorting machine comprises a hollow frame, a sieve plate is arranged in the middle of the frame, a horizontal conveyor is arranged below the sieve plate, two sides of the sieve plate are connected with the inner side wall of the frame through transverse vibrating springs, a first driving motor is arranged above the frame, and a transverse cuboid vibrating control block is sleeved on an output end shaft of the first driving motor.
3. The waste residue treatment system based on precious metal recovery of claim 2, wherein one end of the vibration control block is arranged in a planar structure and the other end of the vibration control block is arranged in a cambered surface structure.
4. The waste residue processing system based on precious metal recovery of claim 1, wherein the waste residue crushing device comprises a crushing box body, a feed hopper is installed on the crushing box body, a second driving motor is installed on the crushing box body, an output end shaft of the second driving motor is connected with a main crushing shaft, main crushing teeth are installed on the main crushing shaft, an auxiliary crushing shaft is annularly installed on the side surface of the main crushing shaft, auxiliary crushing teeth matched with the main crushing teeth are installed on the auxiliary crushing shaft, and side wall crushing teeth matched with the auxiliary crushing teeth are installed on the inner side wall of the crushing box body.
5. The waste residue treatment system based on precious metal recovery of claim 4, wherein the bottom of the main crushing shaft is provided with a stirring blade, and the stirring blade is arranged above the discharging pipe.
6. The waste residue treatment system based on precious metal recovery of claim 1, wherein the waste residue screening device comprises a screening box body, a vibration base is arranged below the screening box body, a first screening plate and a second screening plate are obliquely arranged in the screening box body from top to bottom respectively, a water pipe is pre-embedded in the screening box body, an injection head is arranged above the first screening plate and the second screening plate, the injection head is arranged on the inner wall of the screening box body and communicated with the water pipe, a circulating pipe is arranged on the side wall of the screening box body on the lower horizontal side of the first screening plate, and a blanking pipe is arranged on the bottom side of the screening box body.
7. The waste residue treatment system based on precious metal recovery of claim 6, wherein a circulating pump is mounted on a flange of the circulating pipe, a crushing blade shaft is arranged in the circulating pipe, and spring sets are mounted below the first screening plate and the second screening plate.
8. A waste residue treatment system based on precious metal recovery as claimed in claim 6, wherein a magnetic separator plate is arranged on the inner bottom surface of the screening box.
9. A method of treatment of a waste residue treatment system based on precious metal recovery according to any of claims 1 to 8, comprising the method steps of:
s1, placing precious metal ore on a sieve plate, starting a first driving motor to perform vibration screening on the sieve plate, and enabling precious metal waste residues to fall into a horizontal conveyor and enter a waste residue crushing device;
s2, thoroughly crushing the precious metal waste slag through the matching of the main crushing teeth, the auxiliary crushing teeth and the side wall crushing teeth, and then feeding the precious metal waste slag into a waste slag screening device through a blanking pipe;
s3, vibrating the screening box body through the vibrating base to enable the first screening plate and the second screening plate to screen the precious metal waste residues, performing secondary stirring and material return on the precious metal waste residues which do not reach the screening specification through a circulating pipe, corroding the precious metal waste residues through atomized acid liquor sprayed by a spraying head to clean impurities, performing magnetic separation on the precious metal waste residues through a magnetic separator plate to select recyclable magnetic precious metals, and conveying the remaining precious metal waste residues to a calcining furnace through a blanking pipe;
s4, calcining the precious metal waste residues by the calcining furnace, removing impurities and acid liquor on the surfaces, washing by the washing machine, and finally sorting useful precious metals in the precious metal waste residues by the sorting machine.
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| CN202111417813.7A CN115245945B (en) | 2021-11-26 | 2021-11-26 | Waste residue treatment system based on noble metal recovery and treatment method thereof |
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| CN202111417813.7A CN115245945B (en) | 2021-11-26 | 2021-11-26 | Waste residue treatment system based on noble metal recovery and treatment method thereof |
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| CN115245945B CN115245945B (en) | 2023-11-17 |
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