Electric separator and use method thereof

Abstract

The invention discloses an electric separator and a using method thereof.The electric separator comprises a case, a feeding assembly, a first separation mechanism and a second separation mechanism are arranged on the case, the feeding assembly comprises a first driving motor, a material separation groove and a rotating shaft, and the rotating shaft is located in the material separation groove and rotatably connected with the material separation groove; the rotating shaft penetrates through the side end of the material distributing groove and then is in linkage connection with a first driving motor, a plurality of friction pieces are evenly arranged on the rotating shaft, the bottom of the material distributing groove communicates with a first material guiding groove, and a first vibration assembly is arranged at the bottom of the first material guiding groove and comprises a first elastic structure and a first vibration motor. The friction piece is driven by the rotating shaft to rotate, mixed materials are stirred to be evenly distributed, metal powder generates static electricity through friction, the metal powder with the static electricity can be separated through electric separation more easily, meanwhile, the first flow guide groove vibrates in cooperation with the first vibration motor through the first elastic structure, and the mixed powder is thrown and dispersed; the dispersion effect and the subsequent separation effect are improved.

Description

Technical Field

[0001] The present invention relates to the technical field of electric separators, and in particular to an electric separator and a method for using the same. Background Art

[0002] Lithium batteries are a type of battery that uses lithium metal or lithium alloy as the positive and negative electrode materials and uses a non-aqueous electrolyte solution. Among them, lithium batteries contain metal powders such as lead metal and aluminum metal. In lithium battery recycling, the mixed metal powders are usually sorted after dry processing.

[0003] When various minerals with different conductivity pass through the electric field, they carry different charges due to electrostatic induction or the capture of charged ions, and show different characteristics in the electric field; with the help of gravity, they produce different movement trajectories; and then with the help of material receiving equipment, the purpose of separating minerals with different conductivity is achieved. The dispersion effect of the traditional electrostatic separator's dispersing and unloading mechanism is poor, which is not conducive to subsequent separation, resulting in poor electrostatic separation effect and unclean separation. Summary of the invention

[0004] The purpose of the present invention is to provide an electric separator that solves the problems raised in the above-mentioned background technology.

[0005] To achieve the above object, the present invention provides the following technical solution: an electric separator, comprising a chassis, on which a feeding assembly, a first sorting mechanism and a second sorting mechanism are arranged in sequence from top to bottom;

[0006] The feeding assembly includes a driving motor 1, a material distribution trough and a rotating shaft, the rotating shaft is located in the material distribution trough, and the rotating shaft is rotatably connected to the material distribution trough, and the rotating shaft passes through the side end of the material distribution trough and is linked to the driving motor 1, and a plurality of friction parts are evenly arranged on the rotating shaft, a feeding port is arranged at the top of the material distribution trough, and a first material guide trough is connected to the bottom of the material distribution trough, and a first vibration assembly is arranged at the bottom of the first guide trough, and the first vibration assembly includes an elastic structure 1 and a vibration motor 1 arranged at the side end of the first guide trough;

[0007] The first sorting mechanism and the second sorting mechanism both include an electrical sorting component, a material guiding sorting component and a material unloading component.

[0008] Preferably, the first sorting mechanism or the second sorting mechanism is provided with two electrical sorting components, two material guiding sorting components and one material unloading component, the two electrical sorting components and the two material guiding sorting components are symmetrically arranged, and the two material guiding sorting components are located in the middle of the chassis, the electrical sorting component is located obliquely above the material guiding sorting component, and the electrical sorting component is close to the inner wall side of the chassis.

[0009] Preferably, the electrical sorting component includes an electrode roller, a brush 1 and a drive motor 2, and the electrode roller, the brush 1 and the drive motor 2 are connected via a belt linkage, wherein the brush 1 is close to one side of the inner wall of the chassis.

[0010] Preferably, the material guiding and sorting assembly comprises a material guiding roller, a second brush and a third driving motor, wherein the material guiding roller, the second brush and the third driving motor are connected via a belt linkage, wherein the second brush is close to one side of the center position of the chassis.

[0011] Preferably, the material discharge assembly includes a mixing discharge hopper and a metal discharge hopper, wherein the mixing discharge hopper is located directly below the material guiding and sorting assembly, and the metal discharge hopper is located directly below the electrical sorting assembly.

[0012] Preferably, a second guide groove is provided at the bottom of the mixing discharge hopper on the first sorting mechanism, a second vibration component is provided at the bottom of the second guide groove, and the second vibration component includes an elastic structure 2 and a vibration motor 2 arranged at the side end of the second guide groove.

[0013] Preferably, an extension hopper is provided at the bottom of the metal discharge hopper on the first sorting mechanism, and the extension hopper extends from top to bottom and gradually tilts outward.

[0014] Preferably, a vibrating loading assembly is further provided on the frame, and the vibrating loading assembly includes a strip hopper and an elastic structure three arranged at the bottom of the strip hopper, and a vibrating motor three is arranged on the elastic structure three.

[0015] A method for using an electric separator comprises the following steps:

[0016] Step 1: Pour the mixed material into the distributing trough through the feed port, and at the same time, the driving motor drives the rotating shaft to rotate, and the multiple friction members stir and rub with the mixed material, wherein the metal powder generates static electricity, and then the mixed material after friction enters the first guide trough;

[0017] Step 2: The first guide groove vibrates through the cooperation of the elastic structure 1 and the vibration motor 1 to generate a throwing force, and the mixed powder is thrown and dispersed and transmitted to the first sorting mechanism;

[0018] Step 3: The driving motor 2 drives the electrode roller and the brush 1 to rotate synchronously through the belt, and the electrode roller 311 moves the charged metal powder in the tossing, dispersing and mixing to the rotation direction of the electrode roller, and the brush 1 rotates synchronously and contacts and cleans the surface of the electrode roller to prevent the metal powder from sticking to the surface of the electrode roller. At the same time, the driving motor 3 drives the guide roller and the brush 2 to rotate through the belt, and the guide roller drives the non-charged material to move toward the mixing hopper, and the brush 2 rotates synchronously and contacts and cleans the surface of the guide roller to prevent the non-charged material from sticking to the surface of the guide roller.

[0019] Step 4: The metal powder separated from the first sorting mechanism is discharged after passing through the metal discharge hopper and the extension hopper of the first sorting mechanism in turn, and the remaining materials of the first sorting mechanism enter the second guide trough, and the second guide trough vibrates through the cooperation of the elastic structure 2 and the vibration motor 1 to generate a throwing force, which throws and disperses the mixed powder in the mixing discharge hopper of the first sorting mechanism and transmits it to the second sorting mechanism;

[0020] Step 5: The material guided from the second guide groove passes through the second sorting mechanism to repeat the separation action of step 3 for secondary separation;

[0021] Step six: The second sorting mechanism discharges the metal powder into the strip hopper through the metal discharging hopper. The vibration motor three drives the elastic structure three and the strip funnel to vibrate, and the material can be evenly dispersed to the front and rear sides. Packing bags can be hung on both sides of the strip funnel. The material is dispersed by vibration and falls into the packing bags to achieve the loading effect, and the mixed material that cannot be electrically selected falls into the mixing discharging hopper on the second sorting mechanism.

[0022] Compared with the prior art, the present invention has the following beneficial effects:

[0023] The present invention provides a feeding assembly, and the rotating shaft drives the friction part to rotate, so as to achieve the effect of stirring and mixing materials, so that the mixed materials are evenly distributed, and the metal powder generates static electricity through friction, and the metal powder with static electricity can be more easily separated by electrostatic separation. At the same time, the first guide groove vibrates through the coordination of the elastic structure 1 and the vibration motor 1, and the mixed powder is thrown and dispersed, thereby improving the dispersion effect and the subsequent separation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 The structure of the present invention is schematically shown Figure 1 ;

[0025] Figure 2 is a cross-sectional view of the present invention;

[0026] Figure 3 for Figure 2 A partial enlarged view of point A in the middle. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0028] See also Figures 1 to 3An embodiment of the present invention provides: an electrostatic separator and a method of using the same, comprising a chassis 10, on which a feed assembly 20, a first sorting mechanism 30 and a second sorting mechanism 40 are sequentially installed from top to bottom. The first sorting mechanism 30 and the second sorting mechanism 40 form a double-layer separation structure to further enhance the electrostatic separation effect.

[0029] The feeding assembly 20 includes a driving motor 21, a material distribution trough 22 and a rotating shaft 23. The rotating shaft 23 is located in the material distribution trough 22, and the rotating shaft 23 is rotatably connected to the material distribution trough 22. The rotating shaft 23 passes through the front side of the material distribution trough 22 and is linked to the driving motor 21. A plurality of friction members 24 are evenly arranged on the rotating shaft 23. The mixed material is poured into the material distribution trough 22 through the feeding port 25 at the top of the material distribution trough 22. At the same time, the driving motor 21 drives the rotating shaft 23 to rotate, and the plurality of friction members 24 stir and rub with the mixed material. Static electricity is generated, and metal powder with static electricity is easier to be separated by electrostatic separation later. The mixed material flows from the dividing trough 22 to the first guide trough 26 connected to the bottom. A first vibration component 27 is arranged at the bottom of the first guide trough 26. The first vibration component 27 includes an elastic structure 28 and a vibration motor 29 arranged at the side end of the first guide trough 26. The first guide trough 26 vibrates through the coordination of the elastic structure 28 and the vibration motor 29 to generate a throwing force, and the mixed powder is thrown and dispersed, thereby improving the dispersion effect and the subsequent separation effect.

[0030] Furthermore, the first material guiding trough 26 divides the mixed material in the material dividing trough 22 into two parts, and guides them to the material guiding and sorting components 32 on the first sorting mechanism 30 respectively.

[0031] The first sorting mechanism 30 or the second sorting mechanism 40 includes two electrical sorting components 31, two material guiding sorting components 32 and one material unloading component 33. The two electrical sorting components 31 and the two material guiding sorting components 32 are symmetrically arranged, and the two material guiding sorting components 32 are located in the middle of the chassis 10. The electrical sorting component 31 is located obliquely above the material guiding sorting component 32, and the electrical sorting component 31 is close to the inner wall of the chassis 10.

[0032] The electric sorting component 31 includes an electrode roller 311, a brush 1 312 and a drive motor 2 313. The electrode roller 311, the brush 1 312 and the drive motor 2 313 are connected by a belt linkage, wherein the brush 1 312 is close to the inner wall of the chassis 10, the electrode roller 311 is electrically connected to the high-voltage negative power supply, and the drive motor 2 313 drives the electrode roller 311 and the brush 1 312 to rotate synchronously through the belt. The electrode roller 311 moves the charged material (metal powder) in the tossing and dispersing mixing to the rotation direction of the electrode roller 311, and the brush 1 313 rotates synchronously and contacts and cleans the surface of the electrode roller 311 to prevent the metal powder from sticking to the surface of the electrode roller 311, so that the separated materials are discharged after passing through the metal discharge hopper 332 and the extension hopper 333 of the first sorting mechanism 30 in sequence.

[0033] In this embodiment, the electrode roller 311 on the left side rotates counterclockwise, and the electrode roller 311 on the right side rotates clockwise.

[0034] The material guiding and sorting assembly 32 comprises a material guiding roller 321, a second brush 322 and a third drive motor 323. The material guiding roller 321, the second brush 322 and the third drive motor 323 are connected via a belt linkage, wherein the second brush 322 is close to the center of the chassis 10. The third drive motor 323 drives the material guiding roller 321 and the second brush 322 to rotate via a belt. The material guiding roller 321 drives the uncharged material to move toward the mixing and discharging hopper 331, while the second brush 333 rotates synchronously and cleans against the surface of the material guiding roller 321 to prevent the uncharged material from sticking to the surface of the material guiding roller 321.

[0035] The material discharge assembly 33 includes a mixing discharge hopper 331 and a metal discharge hopper 332, wherein the mixing discharge hopper 331 is located directly below the material guiding and sorting assembly 32, and the metal discharge hopper 332 is located directly below the electrical sorting assembly 31; an extension hopper 333 is provided at the bottom of the metal discharge hopper 332 on the first sorting mechanism 10, and the extension hopper 33 extends from top to bottom and gradually tilts outward.

[0036] A second guide groove 334 is arranged at the bottom of the mixing discharge hopper 331 on the first sorting mechanism 30, and a second vibration component 335 is arranged at the bottom of the second guide groove 334. The second vibration component 335 includes an elastic structure 2 336 and a vibration motor 2 337 arranged at the side end of the second guide groove 334. The second guide groove 334 vibrates through the coordinated vibration of the elastic structure 2 336 and the vibration motor 1 337 to generate a throwing force to throw and disperse the mixed powder in the mixing discharge hopper 331 on the first sorting mechanism 30.

[0037] Furthermore, the second guide groove 334 divides the mixed material in the mixing hopper 331 on the first sorting mechanism 30 into two parts, and guides them to the material guiding and sorting components 32 on the second sorting mechanism 40 respectively.

[0038] Furthermore, secondary sorting is performed by the second sorting mechanism 40, thereby further improving the sorting accuracy.

[0039] A vibrating loading component 11 is also provided on the frame 10, and the vibrating loading component 11 includes a strip hopper 12 and an elastic structure three 13 arranged at the bottom of the strip hopper 12, and a vibration motor three 14 is provided on the elastic structure three 13. The metal discharge hopper 332 of the second sorting mechanism 40 discharges metal powder into the strip hopper 12, and the vibration motor three 14 drives the elastic structure three 13 and the strip hopper 12 to vibrate, and the material can be evenly dispersed to the front and rear sides, and packaging bags can be hung on both sides of the strip hopper 12. The material is dispersed by vibration and falls into the packaging bags, thereby achieving the loading effect.

[0040] Through the arrangement of the elastic structure 3 13 , the vibration motor 12 and the strip funnel 12 , the material is discharged into a smooth trough body without the worm blades in the traditional technology, which facilitates the subsequent cleaning work of the operator.

[0041] In this embodiment, the elastic structure 1 28 , the elastic structure 2 336 and the elastic structure 3 13 are all support structures composed of multiple springs.

[0042] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. An electric separator, comprising a chassis, characterized in that: The chassis is provided with a feeding assembly, a first sorting mechanism and a second sorting mechanism arranged in sequence from top to bottom; The feeding assembly includes a driving motor 1, a material distribution trough and a rotating shaft, the rotating shaft is located in the material distribution trough, and the rotating shaft is rotatably connected to the material distribution trough, and the rotating shaft passes through the side end of the material distribution trough and is linked to the driving motor 1, and a plurality of friction parts are evenly arranged on the rotating shaft, a feeding port is arranged at the top of the material distribution trough, and a first material guide trough is connected to the bottom of the material distribution trough, and a first vibration assembly is arranged at the bottom of the first guide trough, and the first vibration assembly includes an elastic structure 1 and a vibration motor 1 arranged at the side end of the first guide trough; The first sorting mechanism and the second sorting mechanism both include an electrical sorting component, a material guiding sorting component and a material unloading component.

2. An electric separator according to claim 1, characterized in that: The first sorting mechanism or the second sorting mechanism is provided with two electrical sorting components, two material guiding sorting components and one material unloading component. The two electrical sorting components and the two material guiding sorting components are arranged symmetrically, and the two material guiding sorting components are located in the middle of the chassis, the electrical sorting component is located obliquely above the material guiding sorting component, and the electrical sorting component is close to the inner wall side of the chassis.

3. An electric separator according to any one of claims 1 or 2, characterized in that: The electric separation component includes an electrode roller, a brush 1 and a drive motor 2. The electrode roller, the brush 1 and the drive motor 2 are connected by a belt linkage, wherein the brush 1 is close to one side of the inner wall of the chassis.

4. An electric separator according to any one of claims 1 or 2, characterized in that: The material guiding and sorting assembly comprises a material guiding roller, a second brush and a third driving motor. The material guiding roller, the second brush and the third driving motor are linked by a belt, wherein the second brush is close to one side of the center position of the chassis.

5. An electric separator according to any one of claims 1 or 2, characterized in that: The material discharge assembly comprises a mixing material discharge hopper and a metal material discharge hopper, wherein the mixing material discharge hopper is located directly below the material guiding and sorting assembly, and the metal material discharge hopper is located directly below the electrical sorting assembly.

6. An electric separator according to claim 5, characterized in that: A second guide groove is arranged at the bottom of the mixing discharge hopper on the first sorting mechanism, a second vibration component is arranged at the bottom of the second guide groove, and the second vibration component includes a second elastic structure and a second vibration motor arranged at the side end of the second guide groove.

7. An electric separator according to claim 5, characterized in that: An extension hopper is provided at the bottom of the metal discharge hopper on the first sorting mechanism, and the extension hopper extends from top to bottom and gradually tilts outward.

8. An electric separator according to claim 5, characterized in that: The frame is also provided with a vibrating loading assembly, which includes a strip hopper and a third elastic structure arranged at the bottom of the strip hopper, and a third vibrating motor is arranged on the third elastic structure.

9. A method for using an electric separator, characterized in that: The following steps are involved: Step 1: Pour the mixed material into the distributing trough through the feed port, and at the same time, the driving motor drives the rotating shaft to rotate, and the multiple friction members stir and rub with the mixed material, wherein the metal powder generates static electricity, and then the mixed material after friction enters the first guide trough; Step 2: The first guide groove vibrates through the cooperation of the elastic structure 1 and the vibration motor 1 to generate a throwing force, and the mixed powder is thrown and dispersed and transmitted to the first sorting mechanism; Step 3: The driving motor 2 drives the electrode roller and the brush 1 to rotate synchronously through the belt, and the electrode roller 311 moves the charged metal powder in the tossing, dispersing and mixing to the rotation direction of the electrode roller, and the brush 1 rotates synchronously and contacts and cleans the surface of the electrode roller to prevent the metal powder from sticking to the surface of the electrode roller. At the same time, the driving motor 3 drives the guide roller and the brush 2 to rotate through the belt, and the guide roller drives the non-charged material to move toward the mixing hopper, and the brush 2 rotates synchronously and contacts and cleans the surface of the guide roller to prevent the non-charged material from sticking to the surface of the guide roller. Step 4: The metal powder separated from the first sorting mechanism is discharged after passing through the metal discharge hopper and the extension hopper of the first sorting mechanism in turn, and the remaining materials of the first sorting mechanism enter the second guide trough, and the second guide trough vibrates through the cooperation of the elastic structure 2 and the vibration motor 1 to generate a throwing force, which throws and disperses the mixed powder in the mixing discharge hopper of the first sorting mechanism and transmits it to the second sorting mechanism; Step 5: The material guided from the second guide groove passes through the second sorting mechanism to repeat the separation action of step 3 for secondary separation; Step six: The second sorting mechanism discharges the metal powder into the strip hopper through the metal discharging hopper. The vibration motor three drives the elastic structure three and the strip funnel to vibrate, and the material can be evenly dispersed to the front and rear sides. Packing bags can be hung on both sides of the strip funnel. The material is dispersed by vibration and falls into the packing bags to achieve the loading effect, and the mixed material that cannot be electrically selected falls into the mixing discharging hopper on the second sorting mechanism.

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