CN113318851A - Series-type jigging machine system for improving sorting efficiency of household garbage incinerator slag - Google Patents
Series-type jigging machine system for improving sorting efficiency of household garbage incinerator slag Download PDFInfo
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- CN113318851A CN113318851A CN202110648514.8A CN202110648514A CN113318851A CN 113318851 A CN113318851 A CN 113318851A CN 202110648514 A CN202110648514 A CN 202110648514A CN 113318851 A CN113318851 A CN 113318851A
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- jigging
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- jigger
- sorting efficiency
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B5/00—Washing granular, powdered or lumpy materials; Wet separating
- B03B5/02—Washing granular, powdered or lumpy materials; Wet separating using shaken, pulsated or stirred beds as the principal means of separation
- B03B5/10—Washing granular, powdered or lumpy materials; Wet separating using shaken, pulsated or stirred beds as the principal means of separation on jigs
- B03B5/12—Washing granular, powdered or lumpy materials; Wet separating using shaken, pulsated or stirred beds as the principal means of separation on jigs using pulses generated mechanically in fluid
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B9/00—General arrangement of separating plant, e.g. flow sheets
- B03B9/04—General arrangement of separating plant, e.g. flow sheets specially adapted for furnace residues, smeltings, or foundry slags
Abstract
The invention discloses a serial jigger system for improving the sorting efficiency of household garbage incinerator slag, which relates to the technical field of jiggers and comprises the following steps: the method comprises the steps of firstly feeding materials to a series-connection type jigger system, secondly carrying out a primary jigging A and a secondary jigging series-connection process on the fed materials, thirdly carrying out three-stage fine jigging recovery jigging, wherein a sawtooth wave form firstly rises in a straight line, then falls off steeply, rises, then falls off steeply, and repeats the steps, wherein water is used as a mineral separation medium, and the separation is carried out according to the specific gravity (density) difference of useful minerals and gangue. According to the invention, two special square drum jiggers are used in a third stage, the two square drum jiggers are cascaded into two square drum jiggers, a special iron ore cushion layer is laid on the screen surface, tailings are directly discharged and enter closed-loop ore dressing, water is directly discharged after concentrate is separated by a three-stage sand settling water bucket, and concentrate in the settling bucket is directly recovered by copper sand, so that the separation efficiency of the jigger in gravity separation is improved, and the working efficiency of the equipment process is increased.
Description
Technical Field
The invention relates to the technical field of jigs, in particular to a serial-type jigger system for improving the sorting efficiency of household garbage incinerator slag.
Background
Domestic waste incineration power generation has been widely applied in China, and has the advantages that: the volume of the garbage is reduced by more than 70% after incineration, the problems that the existing garbage landfill land is high in cost and cannot meet the requirement of landfill capacity and the like can be solved, and high-temperature fuel gas generated by garbage incineration can be recycled. The incineration slag is a byproduct generated in the waste incineration process, mainly comprises residues on fire grates and particles falling from the fire grates, the yield of the incineration slag accounts for about 20-30% of the quality of primary waste, and because the waste is the end point of metal substances in social life, the slag with fine particle size is taken as a mineral processing raw material, and metals (such as iron, aluminum, copper, zinc, cobalt, lead, gold and silver) in the slag can be sorted out by adopting the conventional dry method or wet method process, which has great significance for reducing the environmental influence of the slag and ensuring the normal circulation of metal elements in the natural environment, and is also a general method for the pretreatment of the waste incineration tailings at present.
The following problems exist in the prior art:
1. the traditional recovery process of non-magnetic heavy metals in the existing comprehensive utilization of furnace slag generally adopts the recovery process of primary jigging, secondary jigging and shaking tables, and the shaking tables have more complex structures, inconvenient operation, high maintenance rate and lower production rate, thereby influencing the working efficiency of equipment;
2. in the existing recovery process of primary jigging, secondary jigging and shaking tables, the equipment occupies large plant area, which causes the problem of increased cost of the equipment.
Disclosure of Invention
The invention provides a tandem type jigger system for improving the sorting efficiency of household garbage incinerator slag, wherein one purpose is to have the function of improving the working efficiency of equipment, solve the problem that the traditional recovery process of nonmagnetic heavy metal in the comprehensive utilization of the existing slag generally adopts the recovery process of primary jigging, secondary jigging and a shaking table, and the shaking table has a complex structure, is inconvenient to operate, has high maintenance rate and low production rate, thereby influencing the working efficiency of the equipment; the other purpose is to solve the problem that equipment occupies a large factory area and causes the cost of the equipment to be increased in the recovery process of primary jigging, secondary jigging and shaking tables, so that the occupied area of the equipment is reduced, and the cost of the equipment is reduced.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
improve domestic waste incineration slag sorting efficiency's serial-type jigging machine system, its characterized in that: this improve serial-type jigging machine system of domestic waste incineration slag separation efficiency, include the following step:
step one, feeding materials to a series-connection type jigger system.
And step two, performing a first-stage jigging A and a second-stage jigging series process on the fed materials.
And step three, performing three-stage fine-jump recycling jigging.
The technical scheme of the invention is further improved as follows: the second step further comprises the following steps: the sawtooth waveform rises straight, then falls sharply, rises again, falls sharply, and so on.
The technical scheme of the invention is further improved as follows: the method uses water as a mineral separation medium, and carries out separation according to the specific gravity (density) difference of useful minerals and gangue, the side plate of the primary jigging carries out slag discharge, and the bottom of the primary jigging carries out primary concentrate discharge.
The technical scheme of the invention is further improved as follows: the first-stage concentrate ore discharge enters the top of the second-stage jigs, and is matched with the second-stage jigs to operate and sort, so that the side plates of the second-stage jigs discharge the ore, and then the bottom of the second-stage jigs discharge the second-stage concentrate ore
The technical scheme of the invention is further improved as follows: two special drum jigs which are in series two squares are adopted to optimize the sieve pores and carry out three-level fine-jump recycling jigging.
The technical scheme of the invention is further improved as follows: and a special iron ore cushion layer is laid on the screen surface, and tailings are directly discharged to enter closed-loop ore dressing.
The technical scheme of the invention is further improved as follows: the cam driving mechanism at the bottom of the drum-type jigger drives the cam to jack downwards, so that the cam jacks to drive the spring to jack downwards, the spring is reset to jack upwards, and the rebound resilience of the flexible connection drum membrane is matched to sort ores in the drum chamber.
The technical scheme of the invention is further improved as follows: the tailings are directly discharged to enter closed-loop ore dressing, water is directly discharged after the concentrate is separated by a three-level sand-settling water bucket, and direct copper sand recovery is carried out on the concentrate in the settling bucket (C1).
Due to the adoption of the technical scheme, compared with the prior art, the invention has the technical progress that:
1. the invention provides a series-connection type jigger system for improving the sorting efficiency of household garbage incinerator slag, wherein a pulsation curve generated by the series-connection type jigger is in a sawtooth waveform shape, so that the series-connection type jigger system has the characteristics of uniform ascending water flow and rapid descending water flow, and a water flow fluctuation curve generated in normal work is in a sawtooth waveform shape, so that the suction effect in the jigging and mineral dressing process is enhanced, the recovery of fine-grained minerals is greatly facilitated, the series-connection type jigger system has the characteristics of water saving and continuous work, the problem that the suction effect in the jigging and mineral dressing process is small, the fine-grained minerals cannot be recovered, the jigging and mineral dressing efficiency is increased, and the environment-friendly effect of equipment is increased.
2. The invention provides a tandem type jigger system for improving the sorting efficiency of household garbage incinerator slag, which is characterized in that a sawtooth wave shape firstly rises linearly, then falls steeply, rises and falls steeply, and the steps are repeated, then water is used as a mineral separation medium, and sorting is carried out according to the specific gravity (density) difference of useful minerals and gangue, so that sieve mesh optimization is conveniently carried out to carry out three-stage fine-jump recycling jigging, the problem that partial waste cannot be discharged due to low sorting efficiency of the tandem type jigger is solved, the sorting efficiency of equipment is improved, and tailings are conveniently treated and recycled by the equipment.
3. The invention provides a tandem type jigger system for improving the sorting efficiency of household garbage incinerator slag. Tailings are directly discharged to enter closed-loop ore dressing, water is directly discharged after concentrate is separated through a three-level sand-settling water bucket, and copper sand in the concentrate in the settling bucket is directly recycled, so that the separation efficiency of the jigger in gravity separation is improved, and the working efficiency of the equipment process is increased.
4. The invention provides a serial-type jigger system for improving the sorting efficiency of household garbage incinerator slag, wherein an original 4 pieces of 6S shaking tables are replaced by a 2-square double-drum-type jigger through an improved recovery process, and a production field is reduced to 30 square meters from more than 100 square meters, so that the floor area of equipment is reduced, the problem of cost increase of the equipment due to overlarge floor area of the equipment is solved, later maintenance of the equipment is facilitated, and the cost of the equipment is reduced.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the drum type jig of the present invention;
FIG. 3 is a schematic structural flow diagram of the present invention;
in the figure: A. jigging for one time; a1, primary concentrate ore discharge; B. performing secondary jigging; b1, discharging secondary concentrate; C. tertiary fine-jump recycling jigging; c1, recovering copper sand.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
example 1
As shown in fig. 1 to 3, the present invention provides a tandem type jigger system for improving the sorting efficiency of household garbage incinerator slag, comprising the steps of:
feeding materials to a series-connection type jigger system;
step two, performing a series connection process of a first-stage jigging A and a second-stage jigging B on the feed;
and step three, performing three-stage fine-jump recycling jigging.
Example 2
As shown in fig. 1-3, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the step two further comprises the following steps: the sawtooth wave forms firstly rise in a straight line, then fall sharply, rise again, fall sharply again, repeat like this, reuse water as the ore dressing medium, sort according to the proportion (density) difference of useful mineral and gangue, the curb plate of the primary jigging A carries out the row sediment, and carry out the first grade concentrate ore discharge A1 of discharging at the primary jigging A bottom, first grade concentrate ore discharge A1 enters into the top of the secondary jigging B, cooperates with the secondary jigging to operate and sorts for the curb plate of the secondary jigging B carries out the row sediment, then the bottom of the secondary jigging B carries out the second grade concentrate ore discharge B1.
Example 3
As shown in fig. 1-3, on the basis of embodiment 1, the present invention provides a technical solution: preferably, the step three further comprises the following steps: adopt two dedicated squares to become the drum-type jigging machine of two squares in series, carry out sieve mesh optimization and carry out tertiary fine jump recovery jigging C, dedicated iron ore bed course is laid to the sifter, the direct discharge of tailing gets into closed loop ore dressing, the cam actuating mechanism of drum-type jigging machine bottom drives the cam roof pressure down, make the cam roof pressure drive the spring and push down, the reseing of rethread spring is gone upward, the resilience of cooperation flexonics tympanic membrane, select separately the ore of tympanic membrane inside, the direct discharge of tailing gets into closed loop ore dressing, the concentrate is directly got rid of through tertiary sand setting sand water bucket after-separating water, carry out direct copper sand recovery C1 to the concentrate in the sediment fill.
Firstly, a raw material is placed through a feeding hole, the raw material firstly rises in a straight line along with a sawtooth wave shape, then falls off steeply, rises again and falls steeply, the steps are repeated, water is used as a mineral separation medium, the raw material is separated according to the specific gravity (density) difference of useful minerals and gangue, a pulsation curve generated by the type of jigger is in a sawtooth wave shape, the characteristics of uniform ascending water flow and rapid descending water flow are provided, the water flow fluctuation curve generated in normal work is in a sawtooth wave shape, the suction effect in the jigging process is enhanced, the fine-grained minerals are recovered, the novel nonmagnetic heavy metal recovery process adopts a three-level jigging series connection process, two special flat square jiggers are used in the third level, special iron ore cushions are laid on the screen surfaces, tailings are directly discharged into a closed-loop mineral separation, and water is directly discharged after concentrate is separated by a three-level sand settling water bucket, the concentrate in the settling hopper is directly recycled with copper sand C1, the improved recycling process is that a 2-square double-drum jigger is replaced by 4 original 6S shaking tables, and the production field is reduced to 30 square meters from more than 100 square meters, so that the occupied area is reduced.
The present invention has been described in general terms in the foregoing, but it will be apparent to those skilled in the art that modifications and improvements can be made thereto based on the present invention. Therefore, modifications or improvements are within the scope of the invention without departing from the spirit of the inventive concept.
Claims (8)
1. Improve domestic waste incineration slag sorting efficiency's serial-type jigging machine system, its characterized in that: this improve serial-type jigging machine system of domestic waste incineration slag separation efficiency, include the following step:
feeding materials to a series-connection type jigger system;
step two, performing a first-stage jigging A (A) and a second-stage jigging (B) series connection process on the feeding material;
and step three, carrying out three-stage fine jump to recover jigging (C).
2. The series-connected jigger system for improving the sorting efficiency of the domestic garbage incinerator slag according to claim 1, wherein: the second step further comprises the following steps: the sawtooth waveform on the jigger firstly rises in a straight line, then falls off steeply, rises, falls again steeply, and the steps are repeated.
3. The series-connected jigger system for improving the sorting efficiency of the domestic garbage incinerator slag according to claim 2, wherein: and the water is used as a mineral separation medium, the separation is carried out according to the specific gravity (density) difference of useful minerals and gangue, the slag is discharged from the side plate of the primary jigging (A), and primary concentrate is discharged from the bottom of the primary jigging (A) (A1).
4. The series-connected jigger system for improving the sorting efficiency of the domestic garbage incinerator slag according to claim 3, wherein: the first-stage concentrate ore discharge (A1) enters the top of the second-stage jigs (B), the second-stage jigs (B) are matched for operation and separation, so that the side plates of the second-stage jigs (B) discharge slag, and then the bottom of the second-stage jigs (B) discharge ore of second-stage concentrate (B1).
5. The series-connected jigger system for improving the sorting efficiency of the domestic garbage incinerator slag according to claim 1, wherein: the third step also comprises the following steps: and (3) adopting two special drum jigs which are in series two squares to optimize sieve pores and carry out three-level fine-jump recycling jigs (C).
6. The series-connected jigger system for improving the sorting efficiency of the domestic garbage incinerator slag according to claim 4, wherein: and a special iron ore cushion layer is laid on the screen surface, and tailings are directly discharged to enter closed-loop ore dressing.
7. The series-connected jigger system for improving the sorting efficiency of the domestic garbage incinerator slag according to claim 4, wherein: the cam driving mechanism at the bottom of the drum-type jigger drives the cam to jack downwards, so that the cam jacks to drive the spring to jack downwards, the spring is reset to jack upwards, and the rebound resilience of the flexible connection drum membrane is matched to sort ores in the drum chamber.
8. The series-connected jigger system for improving the sorting efficiency of the domestic garbage incinerator slag according to claim 4, wherein: the tailings are directly discharged to enter closed-loop ore dressing, water is directly discharged after the concentrate is separated by a three-level sand-settling water bucket, and direct copper sand recovery is carried out on the concentrate in the settling bucket (C1).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110648514.8A CN113318851A (en) | 2021-06-10 | 2021-06-10 | Series-type jigging machine system for improving sorting efficiency of household garbage incinerator slag |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110648514.8A CN113318851A (en) | 2021-06-10 | 2021-06-10 | Series-type jigging machine system for improving sorting efficiency of household garbage incinerator slag |
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| CN113318851A true CN113318851A (en) | 2021-08-31 |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1098334A (en) * | 1993-01-30 | 1995-02-08 | 鲁阿科勒股份公司 | Jigging machine with operated pneumatic valve controller |
| CN102205261A (en) * | 2011-03-15 | 2011-10-05 | 黄景堂 | Saw tooth wave jigger |
| WO2012007960A1 (en) * | 2010-07-14 | 2012-01-19 | Ingwenya Mineral Tech P. Ltd. | A mineral jig |
| CN102974447A (en) * | 2012-02-07 | 2013-03-20 | 宾拓 | Back and forth synchronized reversed compound horizontally opening and closing double acting concentrating machine |
| CN103721835A (en) * | 2013-12-30 | 2014-04-16 | 韦竟旖 | Lever combination movable-sieve jigging machine |
| CN106622623A (en) * | 2016-12-28 | 2017-05-10 | 大同裕隆环保有限责任公司 | Removable movable sieve jigging dry-type coal picking machine |
| CN208482620U (en) * | 2018-07-15 | 2019-02-12 | 江西石城县南方有色选矿设备制造有限公司 | A kind of novel saw-tooth wave jigging machine |
| CN111828009A (en) * | 2020-07-03 | 2020-10-27 | 中国水利水电第九工程局有限公司 | Sand-collecting ore-dressing ship and sand-collecting ore-dressing process |
-
2021
- 2021-06-10 CN CN202110648514.8A patent/CN113318851A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1098334A (en) * | 1993-01-30 | 1995-02-08 | 鲁阿科勒股份公司 | Jigging machine with operated pneumatic valve controller |
| WO2012007960A1 (en) * | 2010-07-14 | 2012-01-19 | Ingwenya Mineral Tech P. Ltd. | A mineral jig |
| CN102205261A (en) * | 2011-03-15 | 2011-10-05 | 黄景堂 | Saw tooth wave jigger |
| CN102974447A (en) * | 2012-02-07 | 2013-03-20 | 宾拓 | Back and forth synchronized reversed compound horizontally opening and closing double acting concentrating machine |
| CN103721835A (en) * | 2013-12-30 | 2014-04-16 | 韦竟旖 | Lever combination movable-sieve jigging machine |
| CN106622623A (en) * | 2016-12-28 | 2017-05-10 | 大同裕隆环保有限责任公司 | Removable movable sieve jigging dry-type coal picking machine |
| CN208482620U (en) * | 2018-07-15 | 2019-02-12 | 江西石城县南方有色选矿设备制造有限公司 | A kind of novel saw-tooth wave jigging machine |
| CN111828009A (en) * | 2020-07-03 | 2020-10-27 | 中国水利水电第九工程局有限公司 | Sand-collecting ore-dressing ship and sand-collecting ore-dressing process |
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