CN111589588B - Plugboard electrode type dielectrophoresis mineral processing equipment - Google Patents
Plugboard electrode type dielectrophoresis mineral processing equipment Download PDFInfo
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- CN111589588B CN111589588B CN201910127539.6A CN201910127539A CN111589588B CN 111589588 B CN111589588 B CN 111589588B CN 201910127539 A CN201910127539 A CN 201910127539A CN 111589588 B CN111589588 B CN 111589588B
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- plugboard
- grid plate
- electrode
- electrode group
- chamber
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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
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C5/00—Separating dispersed particles from liquids by electrostatic effect
- B03C5/02—Separators
- B03C5/022—Non-uniform field separators
Abstract
The separation process is that the substances with dielectric constants smaller than that of dielectric liquid are offset towards the weak side of the electric field, and the noble metals with dielectric constants larger than that of the dielectric liquid, such as gold, platinum and the like, are offset towards the weak side of the electric field, so as to be separated.
Description
Technical Field
The invention belongs to mineral dressing equipment for noble metal minerals.
Background
The main production process of noble metals is mineral separation, while the method of physical mineral separation is used for separating ore from powder mainly for flotation and reselection. Wherein the flotation process is complex, a flotation reagent is also used, and a large amount of water resources are consumed; reselection also consumes a significant amount of water resources. The technology for selecting and grinding noble metal minerals by utilizing the dielectrophoresis effect is a technology to be developed, and is suitable for not only noble metal mineral separation, but also separation of a plurality of other substances, and the premise is that a proper dielectric liquid is selected. The process flow for separating noble metal minerals by utilizing the dielectrophoresis effect is short, the energy consumption is low, no pollution is caused, the separation efficiency is high, and the recovery rate is high. The advantages of the flotation and the reselection are obvious.
Disclosure of Invention
The invention aims to provide plugboard electrode dielectrophoresis mineral processing equipment which has the advantages of short mineral processing flow, less water resource consumption, low energy consumption, no toxicity and environmental protection.
The invention is characterized in that the invention comprises: a separation tower 1, a tower 2, a dielectrophoresis separation chamber 3, a nonuniform electric field combination 4, a diversion chamber 5, an ore discharge port 6 and a high-frequency power supply 7, wherein:
the separation tower 1 is formed by connecting a regular quadrangular dielectrophoresis separation chamber 3 and a shunt chamber 5 up and down and is made of insulating materials.
The tower 2 is welded into a rectangular frame tower 2 by angle steel and is used as an installation platform. The separation tower 1 is vertically mounted on a tower 2.
The dielectrophoresis separation chamber 3 is a regular quadrangular cavity, the upper opening and the lower opening are open, the periphery of the lower opening is provided with a flange which is connected with the flange of the shunt chamber 5, two opposite inner surfaces in the cavity of the dielectrophoresis separation chamber 3 are provided with grid plate plugboard electrode slots 301 and plane plugboard electrode slots 302 which are distributed at intervals, and the other two opposite inner surfaces are not provided with the grid plate plugboard electrode slots 301.
The non-uniform electric field assembly 4 is composed of a gate plate-inserting electrode group 401 and a plate-inserting electrode group 402 which are installed in the dielectrophoresis separation chamber 3.
The gate plate plug electrode group 401 is composed of gate plate plug electrodes 4011. The grid plate plugboard electrode 4011 is made of insulating material, parallel and equidistant metal wires connected with each other are arranged in two faces of the grid plate and are enclosed in the insulating material, and the metal wires are provided with leading heads. Two sides of the gate plate plugboard electrode 4011 are provided with edges matched with the gate plate plugboard electrode slot 301 and are inserted into the gate plate plugboard electrode slot 301. The metal lead heads are connected in series and kept insulated to form a grid plate plugboard electrode group 401.
The flat card electrode group 402 is composed of flat card electrodes 4021. The flat-plate plug electrode 4021 is made of a stainless steel flat plate, and has a wiring point, the flat-plate plug electrode 4021 is inserted into the flat-plate plug electrode slot 302, and the wiring points are connected in series to form a flat-plate plug electrode group 402.
The flow dividing chamber 5 is formed by connecting and parallel double square-frustum-shaped cavity bodies. The flat flange is connected with the lower flange of the dielectrophoresis separation chamber 3, two inner surfaces parallel to the intersecting lines of the two regular quadrangular frustum cavities in the cavity of the diversion chamber 5 are connected with grids, and a baffle plate connected with the grids at intervals is arranged under the grids to enable ore pulp in the cavity of the diversion chamber 5 to flow to the two regular quadrangular frustum cavities respectively.
The ore discharge port 6 is arranged below the diversion chamber 5, the tailing port 601 is arranged below the left square frustum cavity, and the concentrate port 602 is arranged below the right square frustum cavity.
A high frequency power supply 7, a live wire contact grid plate plug electrode set 401, zero line patch panel strip electrode set 402.
Drawings
The following figures are marked as follows:
1. the separation tower is provided with a plurality of separation columns,
2. the tower frame is provided with a plurality of holes,
3. a dielectrophoresis separation chamber 301, a grid plate plugboard electrode slot 302, a flat plate plugboard electrode slot,
4. non-uniform electric field combination 401, gate plate insert plate electrode set: 4011, gate plate insert electrode, 402, plate insert electrode set: 4021, a flat-plate plug-in board electrode,
5. a flow dividing chamber is arranged on the upper surface of the flow dividing chamber,
6. an ore discharge port: 601, tailing port, 602, concentrate port,
7. a high frequency power supply.
FIG. 1 is a schematic front view of the plugboard electrode dielectrophoresis beneficiation apparatus;
FIG. 2 is a schematic top view of the plugboard electrode type dielectrophoresis separation chamber of the dielectrophoresis separation device before electrodes are arranged;
FIG. 3 is a schematic top view of the plugboard electrode type dielectrophoresis separation chamber of the dielectrophoresis separation device after electrodes are arranged;
FIG. 4 is a schematic top view of the grid plate plugboard electrode of the plugboard electrode type dielectrophoresis separation device;
fig. 5 is a schematic diagram of a flat plate plugboard electrode of the plugboard electrode type dielectrophoresis mineral processing apparatus.
Detailed Description
The invention selects noble metal mineral powder which is pulped by dielectric liquid, and the selecting process utilizes the dielectric constants of different substances. During mineral separation, firstly, the non-uniform electric field combination 4 in the dielectrophoresis separation chamber 3 is charged, then ore pulp is injected into the dielectrophoresis separation chamber 3 from the top of the separation tower 1, the ore pulp flows downwards freely along the dielectrophoresis separation chamber 3, substances with dielectric constants smaller than dielectric constants of dielectric liquids are offset to one weak side of the electric field through the non-uniform electric field combination 4 formed by the grid plate plugboard electrode group 401 and the plane plugboard electrode group 402, noble metals with dielectric constants larger than dielectric constants of the dielectric liquids, such as gold, platinum and the like, are offset to one strong side of the electric field, and finally the ore pulp is discharged from the tailing port 601 and the concentrate port 602 through the overflow chamber 5 respectively. The whole process is continuously carried out.
Claims (1)
1. Plugboard electrode type dielectrophoresis mineral processing equipment, which is characterized by comprising: separation tower (1), pylon (2), dielectrophoresis separation room (3), inhomogeneous electric field combination (4), reposition of redundant personnel room (5), ore discharge mouth (6), high frequency power supply (7), wherein:
the separation tower (1) is formed by connecting a regular quadrangular dielectrophoresis separation chamber (3) and a diversion chamber (5) up and down and is made of insulating materials;
the tower frame (2) is welded into a rectangular frame tower frame (2) by angle steel, and the separating tower (1) is vertically arranged on the tower frame (2) as an installation platform;
the dielectrophoresis separation chamber (3) is a regular quadrangular cavity, the upper opening and the lower opening are open, the periphery of the lower opening is provided with a flange which is connected with a flat flange of the diversion chamber (5), two opposite inner surfaces in the cavity of the dielectrophoresis separation chamber (3) are provided with grid plate plugboard electrode slots (301) and flat plugboard electrode slots (302) which are distributed at intervals, and the other two opposite inner surfaces are not provided with the grid plate plugboard electrode slots;
a non-uniform electric field combination (4) consisting of a grid plate plugboard electrode group (401) and a plate plugboard electrode group (402) which are arranged in the dielectrophoresis separation chamber (3), wherein ore pulp freely flows downwards along the dielectrophoresis separation chamber (3) and passes through the non-uniform electric field combination (4) consisting of the grid plate plugboard electrode group (401) and the plate plugboard electrode group (402);
the grid plate plugboard electrode group (401) consists of grid plate plugboard electrodes (4011), the grid plate plugboard electrodes (4011) are made of insulating materials, parallel and equidistant metal wires which are connected are enclosed in the insulating materials, the metal wires are provided with lead-out heads, edges which are matched with the grid plate plugboard electrode slots (301) are arranged on two sides of the grid plate plugboard electrodes (4011) and are inserted into the grid plate plugboard electrode slots (301), the metal wire lead-out heads are connected in series and kept insulated, the grid plate plugboard electrode group (401) is formed,
the flat plate plug electrode group (402) consists of flat plate plug electrodes (4021), wherein the flat plate plug electrodes (4021) are made of stainless steel flat plates and are provided with wiring points, the flat plate plug electrodes (4021) are inserted into the flat plate plug electrode slots (302), and the wiring points are connected in series to form the flat plate plug electrode group (402);
the flow dividing chamber (5) is formed by connecting and parallel double square-table cavities, a flat flange is connected with a lower flange of the dielectrophoresis separation chamber (3), two inner surfaces parallel to intersecting lines of the two square-table cavities in the cavity of the flow dividing chamber (5) are connected with grids, and a baffle plate connected with the grids at intervals is arranged below the grids to enable ore pulp in the cavity of the flow dividing chamber (5) to flow to the two square-table cavities respectively;
the ore discharge port (6) is arranged below the diversion chamber (5), a tailing port (601) is arranged below the left square table cavity, and a concentrate port (602) is arranged below the right square table cavity;
a high-frequency power supply (7), a live wire patch grid plate patch electrode group (401) and a zero wire patch grid plate patch electrode group (402).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910127539.6A CN111589588B (en) | 2019-02-20 | 2019-02-20 | Plugboard electrode type dielectrophoresis mineral processing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910127539.6A CN111589588B (en) | 2019-02-20 | 2019-02-20 | Plugboard electrode type dielectrophoresis mineral processing equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111589588A CN111589588A (en) | 2020-08-28 |
| CN111589588B true CN111589588B (en) | 2023-09-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910127539.6A Active CN111589588B (en) | 2019-02-20 | 2019-02-20 | Plugboard electrode type dielectrophoresis mineral processing equipment |
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| Country | Link |
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| CN (1) | CN111589588B (en) |
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| CN102872719A (en) * | 2012-10-15 | 2013-01-16 | 王冰 | Interdigital electrode dielectrophoresis separation system for recovering precious metal |
| CN103406208A (en) * | 2013-08-23 | 2013-11-27 | 山东大学 | Grid-like anode plate |
| CN103418500A (en) * | 2012-05-25 | 2013-12-04 | 李庆宪 | Electrostatic induction type gold powder dressing equipment |
| CN103977904A (en) * | 2013-02-12 | 2014-08-13 | 李庆宪 | High voltage electrostatic powder ore-dressing equipment |
| CN205146447U (en) * | 2015-11-25 | 2016-04-13 | 珠海格力电器股份有限公司 | Electrode structure and air purifier |
| CN106311471A (en) * | 2015-07-01 | 2017-01-11 | 王冰 | Outdoor dielectrophoresis dust removing equipment |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1145766B1 (en) * | 2000-04-13 | 2007-08-22 | Wako Pure Chemical Industries Ltd | Electrode construction for dielectrophoretic apparatus and separation by dielectrophoresis |
| EP2150350B1 (en) * | 2007-05-24 | 2012-04-25 | The Regents of the University of California | Integrated fluidics devices with magnetic sorting |
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2019
- 2019-02-20 CN CN201910127539.6A patent/CN111589588B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2423031Y (en) * | 2000-05-26 | 2001-03-14 | 上海科林环保工程技术有限公司 | Plate grid-shape plasma air cleaning device |
| CN1780682A (en) * | 2003-04-28 | 2006-05-31 | 因迪格技术集团股份有限公司 | Method and apparatus for mixing fluids for particle agglomeration |
| WO2007105784A1 (en) * | 2006-03-10 | 2007-09-20 | Cluster Technology Co., Ltd. | Dielectrophoresis device |
| TW200938637A (en) * | 2008-03-07 | 2009-09-16 | Ind Tech Res Inst | Method for recovery of noble metals |
| CN101912732A (en) * | 2010-08-09 | 2010-12-15 | 天津富金环境技术研究有限公司 | Efficient continuous process for pollution-free recovery of precious metals by a dielectrophoresis method |
| CN103418500A (en) * | 2012-05-25 | 2013-12-04 | 李庆宪 | Electrostatic induction type gold powder dressing equipment |
| CN102872719A (en) * | 2012-10-15 | 2013-01-16 | 王冰 | Interdigital electrode dielectrophoresis separation system for recovering precious metal |
| CN103977904A (en) * | 2013-02-12 | 2014-08-13 | 李庆宪 | High voltage electrostatic powder ore-dressing equipment |
| CN103406208A (en) * | 2013-08-23 | 2013-11-27 | 山东大学 | Grid-like anode plate |
| CN106311471A (en) * | 2015-07-01 | 2017-01-11 | 王冰 | Outdoor dielectrophoresis dust removing equipment |
| CN205146447U (en) * | 2015-11-25 | 2016-04-13 | 珠海格力电器股份有限公司 | Electrode structure and air purifier |
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| CN111589588A (en) | 2020-08-28 |
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