CN114798167A - Double-layer belt type eddy current separator - Google Patents
Double-layer belt type eddy current separator Download PDFInfo
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- CN114798167A CN114798167A CN202210452623.7A CN202210452623A CN114798167A CN 114798167 A CN114798167 A CN 114798167A CN 202210452623 A CN202210452623 A CN 202210452623A CN 114798167 A CN114798167 A CN 114798167A
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- belt
- eddy current
- double
- driving wheel
- wheel
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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
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/16—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts
- B03C1/18—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts with magnets moving during operation
- B03C1/20—Magnetic separation acting directly on the substance being separated with material carriers in the form of belts with magnets moving during operation in the form of belts, e.g. cross-belt type
Abstract
The invention discloses a double-layer belt type eddy current separator which comprises a conveying mechanism, wherein the conveying mechanism comprises a shell, a first driving wheel, a first driven wheel, a first belt and a first rotating driving piece, and a plurality of first permanent magnets are fixed on the first belt along the length direction. The invention has the beneficial effects that: first belt rotates and drives each first permanent magnet and rotate, when first permanent magnet rotates, can produce the magnetic field that changes around first belt, produce the response eddy current in making electrically conductive metal material, the magnetic field interact that the magnetic field that the response eddy current produced and first permanent magnet produced, thereby make electrically conductive metal material move along the moving direction of first belt under the effect of eddy current, electrically conductive metal material is at the in-process that first belt top removed, constantly receive the effect of eddy current power and constantly accelerate, thereby when finally breaking away from first belt, great initial speed has, thereby can throw out distance far away, the vortex separation efficiency has been improved.
Description
Technical Field
The invention relates to the technical field of electronic waste recovery, in particular to a double-layer belt type eddy current separator.
Background
Eddy current sorting is an effective method for recovering nonferrous metals (for example, the chinese patent with the application number CN 201580031803.6). The method can separate some nonferrous metals from the electronic waste, is mainly used for separating nonferrous metals such as copper, aluminum and the like from a mixture material in an electronic waste recycling production line, and can also be popularized and applied in the field of environmental protection, particularly in the nonferrous metal regeneration industry.
When electronic waste scraps containing non-magnetic conductor metals (such as lead, copper, zinc and the like) pass through an alternating magnetic field at a certain speed, induced eddy currents are generated in the non-magnetic conductor scraps. The material flow and the magnetic field have a relative movement speed, so that the metal sheet and the metal block which generate the eddy current have a thrust. By using the principle, some nonferrous metals can be separated from the mixture flow.
However, in the electronic waste recycling, the vortex generator of the vortex sorting device is usually disposed at the end of the conveyor belt, so that the material can be loaded with vortex force only at the end of the conveyor belt, the nonferrous metals in the material are subjected to the vortex force for a short time and are difficult to cast for a long distance, and part of the nonferrous metals are difficult to separate from other materials, and the vortex sorting efficiency is low.
Disclosure of Invention
In view of this, it is necessary to provide a double-layer belt type eddy current sorting machine to solve the technical problems that the existing eddy current sorting device can only load an eddy current force on the material at the end of the conveying belt, so that the time of the non-ferrous metal in the material being subjected to the eddy current force is short, the non-ferrous metal is difficult to be thrown a long distance, part of the non-ferrous metal is difficult to be separated from other materials, and the eddy current sorting efficiency is low.
In order to achieve the above purpose, the invention provides a double-layer belt type eddy current separator, which comprises a conveying mechanism, wherein the conveying mechanism comprises a shell, a first driving wheel, a first driven wheel, a first belt and a first rotating driving piece, the first driving wheel is rotatably arranged at one end of the shell, the first driven wheel is rotatably arranged at the other end of the shell, the first belt is arranged in a closed manner, one end of the first belt is wound on the first driving wheel, the other end of the first belt is wound on the first driven wheel, a plurality of first permanent magnets are fixed on the first belt along the length direction, and the first rotating driving piece is connected with the first driving wheel and is used for driving the first driving wheel to rotate.
In some embodiments, the first rotary driving member is a first rotary motor, and the first rotary motor is connected to the first driving wheel and configured to drive the first driving wheel to rotate.
In some embodiments, double-deck belt formula eddy current separator still includes eddy current force reinforcing mechanism, eddy current force reinforcing mechanism includes that the second action wheel, the second follow driving wheel, second belt and second rotate the driving piece, the second action wheel rotate set up in the one end of casing, the second follow driving wheel rotate set up in the other end of casing, the closed setting of second belt, the one end of second belt is around locating on the second action wheel, the other end of second belt is around locating the second follows driving wheel, the second belt is located the top of first belt, and the distance between the two is less than 20cm, be fixed with a plurality of second permanent magnet along length direction on the second belt, the second rotate the driving piece with the second action wheel is connected and is used for the drive the second action wheel rotates.
In some embodiments, the second rotary driving member is a second rotary motor, and the second rotary motor is connected to the second driving wheel and configured to drive the second driving wheel to rotate.
In some embodiments, the double-deck belt-type eddy current sorter further comprises a feeding mechanism comprising a feeding bin having an outlet located between the first belt and the second belt.
In some embodiments, the feeding mechanism further comprises a support column, and the support column is fixedly connected with the feeding bin.
In some embodiments, the double-layer belt type eddy current separator further comprises an inclination angle adjusting mechanism, wherein the inclination angle adjusting mechanism comprises a first supporting block, a second supporting block and an expansion piece, the first supporting block is hinged to one end of the shell, a fixed end of the expansion piece is hinged to one end of the second supporting block, and a movable end of the expansion piece is hinged to the other end of the shell.
In some embodiments, the telescopic member is a cylinder, a cylinder body of the cylinder is hinged to one end of the second support block, and an output shaft of the cylinder is hinged to the other end of the housing.
In some embodiments, the tilt angle adjusting mechanism further includes a first connecting rod, one end of the first connecting rod is fixed to the housing, and the other end of the first connecting rod is hinged to the output shaft of the cylinder.
In some embodiments, the reclining mechanism further includes a second link, one end of the second link is fixed to the housing, and the other end of the second link is hinged to the first support block.
Compared with the prior art, the technical scheme provided by the invention has the beneficial effects that: when in use, the materials are placed on the first belt, the first driving wheel is driven to rotate by the first rotating driving piece, so that the first belt is driven to rotate, each first permanent magnet is driven to rotate, when the first permanent magnet rotates, a variable magnetic field can be generated around the first belt, the variable magnetic field acts on the conductive metal materials in the materials on the first belt, induced eddy current is generated in the conductive metal materials, the magnetic field generated by the induced eddy current interacts with the magnetic field generated by the first permanent magnet, so that the conductive metal materials move along the moving direction of the first belt under the action of eddy current, other non-metal materials can only move forward under the drive of the first belt, in the process that the conductive metal materials move above the first belt, the conductive metal materials are constantly accelerated under the action of the eddy current, so that when finally separating from the first belt, has larger initial speed, thereby being capable of projecting a longer distance and improving the vortex separation efficiency.
Drawings
Fig. 1 is a schematic perspective view of a double-deck belt type eddy current separator 1 according to the present invention;
FIG. 2 is a schematic perspective view of the double-deck belt-type eddy current separator of FIG. 1 with the housing omitted;
FIG. 3 is a schematic structural view of embodiment 2 of the double-deck belt type eddy current separator provided by the present invention;
in the figure: 1-conveying mechanism, 11-shell, 12-first driving wheel, 13-first driven wheel, 14-first belt, 141-first permanent magnet, 15-first rotating driving piece, 2-eddy force enhancing mechanism, 21-second driving wheel, 22-second driven wheel, 23-second belt, 231-second permanent magnet, 24-second rotating driving piece, 3-feeding mechanism, 31-feeding bin, 32-supporting column, 4-inclination angle adjusting mechanism, 41-first supporting block, 42-second supporting block, 43-telescopic piece, 44-first connecting rod and 45-second connecting rod.
Detailed Description
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate preferred embodiments of the invention and together with the description, serve to explain the principles of the invention and not to limit the scope of the invention.
Example 1
Referring to fig. 1 and 2, the present invention provides a double-layer belt type eddy current separator, which includes a conveying mechanism 1, where the conveying mechanism 1 includes a casing 11, a first driving wheel 12, a first driven wheel 13, a first belt 14 and a first rotation driving member 15, the first driving wheel 12 is rotatably disposed at one end of the casing 11, the first driven wheel 13 is rotatably disposed at the other end of the casing 11, the first belt 14 is disposed in a closed manner, one end of the first belt 14 is wound around the first driving wheel 12, the other end of the first belt 14 is wound around the first driven wheel 13, a plurality of first permanent magnets 141 are fixed on the first belt 14 along a length direction, in this embodiment, north and south poles of the first permanent magnets 141 are alternately distributed on the first belt 14, and the first rotation driving member 15 is connected with the first driving wheel 12, and a magnetic field is formed between the first driving wheel 12 and the second driving member 14, And is used for driving the first driving wheel 12 to rotate.
When the device is used, materials are placed on the first belt 14, the first driving wheel 12 is driven to rotate by the first rotating driving piece 15, so that the first belt 14 is driven to rotate, each first permanent magnet 141 is driven to rotate, when the first permanent magnets 141 rotate, a changing magnetic field is generated around the first belt 14, the changing magnetic field acts on conductive metal materials in the materials on the first belt 14, induced eddy current is generated in the conductive metal materials, the magnetic field generated by the induced eddy current interacts with the magnetic field generated by the first permanent magnets 141, so that the conductive metal materials move along the moving direction of the first belt 14 under the action of eddy current, other non-metal materials can only move forward under the drive of the first belt 14, and the conductive metal materials are constantly accelerated under the action of the eddy current in the process of moving above the first belt 14, thus having a greater initial velocity when eventually disengaging the first belt 14, and thus being able to be thrown a greater distance, improving vortex separation efficiency.
In order to realize the function of the first rotation driving member 15, referring to fig. 1 and fig. 2, in a preferred embodiment, the first rotation driving member 15 is a first rotation motor, and the first rotation motor is connected to the first driving wheel 12 and is configured to drive the first driving wheel 12 to rotate.
In order to further improve the eddy current sorting efficiency, referring to fig. 1 and fig. 2, in a preferred embodiment, the double-layer belt type eddy current sorting machine further includes an eddy current force enhancing mechanism 2, the eddy current force enhancing mechanism 2 includes a second driving wheel 21, a second driven wheel 22, a second belt 23 and a second rotary driving member 24, the second driving wheel 21 is rotatably disposed at one end of the housing 11, the second driven wheel 22 is rotatably disposed at the other end of the housing 11, the second belt 23 is disposed in a closed manner, one end of the second belt 23 is wound around the second driving wheel 21, the other end of the second belt 23 is wound around the second driven wheel 22, the second belt 23 is located above the first belt 14, and a distance between the second belt 23 and the second driven wheel is less than 20cm, a plurality of second permanent magnets 231 are fixed on the second belt 23 along a length direction, in this embodiment, north and south poles of the second permanent magnets 231 are alternately distributed on the second belt 23, and the second rotary driving member 24 is connected to the second driving wheel 21 and is used for driving the second driving wheel 21 to rotate. The second belt 23 keeps the same with the running direction of the first belt 14, so that the eddy force generated by the movement of the second permanent magnet 231 and the eddy force generated by the movement of the first permanent magnet 141 are mutually superposed to improve the eddy current sorting efficiency.
To implement the function of the second rotary driving member 24, referring to fig. 1 and fig. 2, in a preferred embodiment, the second rotary driving member 24 is a second rotary motor, and the second rotary motor is connected to the second driving wheel 21 and is used for driving the second driving wheel 21 to rotate.
In order to facilitate loading, referring to fig. 1 and 2, in a preferred embodiment, the double-layer belt type eddy current separator further includes a loading mechanism 3, the loading mechanism 3 includes a loading bin 31, and an outlet of the loading bin 31 is located between the first belt 14 and the second belt 23.
In order to support the upper bin 31, referring to fig. 1 and 2, in a preferred embodiment, the feeding mechanism 3 further includes a supporting column 32, and the supporting column 32 is fixedly connected to the upper bin 31.
Example 2
In order to further improve the sorting effect, referring to fig. 1 to 3, in embodiment 2 of the present invention, the double-layer belt type eddy current sorting machine further includes an inclination angle adjusting mechanism 4, the inclination angle adjusting mechanism 4 includes a first supporting block 41, a second supporting block 42 and an expansion member 43, the first supporting block 41 is hinged to one end of the housing 11, a fixed end of the expansion member 43 is hinged to one end of the second supporting block 42, and a movable end of the expansion member 43 is hinged to the other end of the housing 11. When using, the length of extensible member 43 is adjusted to the accessible to change the inclination of casing 11, and then change the inclination of first belt 14, make the discharge end of first belt 14 raise, thereby when the non ferrous metal material is thrown out by vortex power, can throw upwards to one side, thereby further increase the throw distance, improve and select separately the effect.
In order to realize the function of the telescopic member 43, referring to fig. 1-3, in a preferred embodiment, the telescopic member 43 is an air cylinder, a cylinder body of the air cylinder is hinged to one end of the second supporting block 42, an output shaft of the air cylinder is hinged to the other end of the housing 11, and the housing 11 is driven to rotate by the extension and contraction of the output shaft of the air cylinder, so that the rising angle of the discharging end of the first belt 14 reaches an optimal value.
In order to realize the hinge connection between the output shaft of the air cylinder and the other end of the housing 11, referring to fig. 1 to 3, in a preferred embodiment, the tilt angle adjusting mechanism 4 further includes a first connecting rod 44, one end of the first connecting rod 44 is fixed on the housing 11, and the other end of the first connecting rod 44 is hinged to the output shaft of the air cylinder.
In order to realize the hinge connection between the cylinder body of the air cylinder and one end of the second supporting block 42, referring to fig. 1 to 3, in a preferred embodiment, the reclining mechanism 4 further includes a second connecting rod 45, one end of the second connecting rod 45 is fixed to the housing 11, and the other end of the second connecting rod 45 is hinged to the first supporting block 41.
For better understanding of the present invention, the following will explain the operation of the double-layer belt type eddy current sorting machine provided by the present invention in detail with reference to fig. 1 to 3: when the device is used, materials are placed in the upper bin 31, the materials are unloaded onto the first belt 14 from the outlet of the upper bin 31, the first driving wheel 12 is driven to rotate by the first rotating driving piece 15, so that the first belt 14 is driven to rotate, each first permanent magnet 141 is driven to rotate, meanwhile, the second permanent magnet 231 is driven to rotate by the second rotating driving piece 24, when the first permanent magnet 141 and the second permanent magnet 231 rotate, a variable magnetic field is generated around the first belt 14, the variable magnetic field acts on conductive metal materials in the materials on the first belt 14, induced eddy currents are generated in the conductive metal materials, the magnetic field generated by the induced eddy currents interacts with the magnetic field generated by the first permanent magnet 141, so that the conductive metal materials move along the moving direction of the first belt 14 under the action of the eddy currents, and other non-metal materials can only move forward under the driving of the first belt 14, the in-process that the electrically conductive metal material removed in first belt 14 top constantly receives the effect of vortex force and constantly accelerates to when finally breaking away from first belt 14, have great initial velocity, thereby can throw out far distance, improved vortex sorting efficiency.
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 changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention.
Claims (10)
1. The utility model provides a double-deck belt formula eddy current separator, a serial communication port, including conveying mechanism, conveying mechanism includes casing, first action wheel, first from driving wheel, first belt and first rotation driving piece, first action wheel rotate set up in the one end of casing, first from driving wheel rotate set up in the other end of casing, the closed setting of first belt, the one end of first belt is around locating on the first action wheel, the other end of first belt is around locating first from driving wheel is last, be fixed with the first permanent magnet of a plurality of along length direction on the first belt, first rotation driving piece with first action wheel is connected and is used for the drive first action wheel rotates.
2. The double-deck belt-type eddy current separator according to claim 1, wherein the first rotary driving member is a first rotary motor connected to the first driving wheel and configured to drive the first driving wheel to rotate.
3. The double-deck belt-type eddy current separator according to claim 1, further comprising an eddy force enhancing mechanism, the eddy force enhancing mechanism comprises a second driving wheel, a second driven wheel, a second belt and a second rotary driving piece, the second driving wheel is rotatably arranged at one end of the shell, the second driven wheel is rotatably arranged at the other end of the shell, the second belt is arranged in a closed manner, one end of the second belt is wound on the second driving wheel, the other end of the second belt is wound on the second driven wheel, the second belt is positioned above the first belt, the distance between the second belt and the first belt is less than 20cm, a plurality of second permanent magnets are fixed on the second belt along the length direction, and the second rotary driving piece is connected with the second driving wheel and used for driving the second driving wheel to rotate.
4. The double-deck belt-type eddy current separator according to claim 3, wherein the second rotary driving member is a second rotary motor connected to the second driving wheel and configured to drive the second driving wheel to rotate.
5. The double-deck belt-type eddy current separator according to claim 3, further comprising a feeding mechanism including a feeding bin having an outlet between the first belt and the second belt.
6. The double-deck belt type eddy current separator according to claim 5, wherein the feeding mechanism further comprises a support pillar, and the support pillar is fixedly connected with the feeding bin.
7. The double-deck belt-type eddy current separator according to claim 1, further comprising an inclination adjustment mechanism, wherein the inclination adjustment mechanism comprises a first support block, a second support block, and an expansion member, the first support block is hinged to one end of the housing, a fixed end of the expansion member is hinged to one end of the second support block, and a movable end of the expansion member is hinged to the other end of the housing.
8. The double-deck belt type eddy current separator according to claim 7, wherein the telescopic member is an air cylinder, a cylinder body of the air cylinder is hinged to one end of the second support block, and an output shaft of the air cylinder is hinged to the other end of the housing.
9. The double-deck belt-type eddy current separator according to claim 8, wherein the tilt angle adjusting mechanism further comprises a first link, one end of the first link is fixed to the housing, and the other end of the first link is hinged to the output shaft of the cylinder.
10. The double-deck belt-type eddy current separator according to claim 7, wherein the tilt angle adjustment mechanism further comprises a second link, one end of the second link is fixed to the housing, and the other end of the second link is hinged to the first support block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210452623.7A CN114798167A (en) | 2022-04-27 | 2022-04-27 | Double-layer belt type eddy current separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210452623.7A CN114798167A (en) | 2022-04-27 | 2022-04-27 | Double-layer belt type eddy current separator |
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| CN114798167A true CN114798167A (en) | 2022-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210452623.7A Pending CN114798167A (en) | 2022-04-27 | 2022-04-27 | Double-layer belt type eddy current separator |
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2022
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