Rare earth electrolysis device

Abstract

The invention relates to the technical field of electrolysis devices, in particular to a rare earth electrolysis device. Comprising an electrolytic tank and a back frame connected with the electrolytic tank, the back frame is provided with a reciprocating driving module, the reciprocating driving module is in transmission connection with an electrolytic frame capable of moving up and down in a reciprocating mode, the electrolytic frame is rotationally connected with a transposition cylinder, the back frame is provided with a transmission module, the transposition cylinder is driven by the transmission module, and the inner side of the transposition cylinder is provided with a discharging cylinder; a discharging opening is formed in the top of the discharging barrel, and an electrolytic material discharging assembly is installed in the discharging barrel. The device has the beneficial effects that when the device works, on one hand, the replacement contact rate and the electrolysis efficiency of the anode bar and the cathode bar with electrolyte can be effectively improved through the rotary vibration working mode of the anode bar and the cathode bar, and on the other hand, the solution resistance can be effectively reduced through the rotary vibration mode; and in addition, during electrolysis operation, automatic discharging of metal separated out of the cathode bar can be achieved, and then the functionality of the device is effectively improved.

Description

Technical Field

[0001] The invention relates to the technical field of electrolysis devices, in particular to a rare earth electrolysis device. Background Art

[0002] In the prior art, a patent document with publication number CN110528030B discloses a rare earth electrolysis device, including an electrolytic cell, wherein the electrolytic cell includes a hollow cell body, wherein a plurality of anodes and a plurality of cathodes are arranged in the cell body, wherein a cathode is correspondingly arranged below each anode, and an anode guide rod is arranged at the upper end of each anode, wherein a bracket is installed above the cell body, a sealing mechanism is arranged between the bracket and the cell body, a feeding mechanism and a busbar mechanism are installed on the bracket, wherein the feeding mechanism includes a hollow feeding bin installed on the bracket, and a spiral feeding device is arranged below the feeding bin; wherein the feeding mechanism is also provided with A storage bin is provided to feed the unloading bin. During the processes of feeding, unloading, electrolytic reaction and collecting molten metal in the above invention, machine operation is increased, manual operation is reduced and production efficiency is improved. However, the above electrolysis device is not convenient for effectively improving the renewal contact rate of the anode rod and the cathode rod with the electrolyte and effectively reducing the solution resistance to improve the electrolysis efficiency of the rare earths through the rotation and vibration working mode of the anode rod and the cathode rod. On the other hand, it is not convenient to realize the multi-station electrolysis of the anode rod and the cathode rod and realize the automatic collection of the precipitated metal on the cathode rod. Based on this, the present invention provides a rare earth electrolysis device to solve the problems raised in the above background technology. Summary of the invention

[0003] The present invention aims at the technical problems existing in the prior art and provides a rare earth electrolysis device to solve the problem that the prior electrolysis device is not convenient for effectively improving the renewal contact rate of the anode rod and the cathode rod with the electrolyte and effectively reducing the solution resistance to improve the electrolysis efficiency of the rare earth through the rotation and vibration working mode of the anode rod and the cathode rod, and on the other hand, it is not convenient to realize the multi-station electrolysis of the anode rod and the cathode rod and realize the automatic collection of the precipitated metal on the cathode rod.

[0004] The technical solution of the present invention to solve the above technical problems is as follows: a rare earth electrolysis device, comprising an electrolytic cell and a back frame connected to the electrolytic cell, a reciprocating drive module is installed on the back frame, an electrolytic frame that can reciprocate up and down is connected to the reciprocating drive module, an indexing cylinder is rotatably connected to the electrolytic frame, a transmission module is provided on the back frame, the indexing cylinder is driven by the transmission module, a material discharge cylinder is provided on the inner side of the indexing cylinder, a material discharge opening is opened on the top of the material discharge cylinder, an electrolytic material discharge assembly is installed in the material discharge cylinder, and two A symmetrically arranged first guide cylinder and two symmetrically arranged second guide cylinders, the two first guide cylinders are both rotatably connected to cathode rods, the two cathode rods are both rotatably connected to spiral scrapers, the two first guide cylinders are both installed with linkage components that cooperate with the cathode rods and the spiral scrapers, the two second guide cylinders are both rotatably connected to a differential shaft and an anode rod, each of the anode rods is driven by a differential shaft at a corresponding position, and a directional linkage module is installed on the back frame, and the directional linkage module is used to change the transmission state of the linkage component and the differential shaft at different positions.

[0005] The beneficial effects of the present invention are: 1. When the present invention is working, on the one hand, the contact rate between the anode rod and the cathode rod and the electrolyte and the electrolysis efficiency can be effectively improved through the rotation and vibration working mode of the anode rod and the cathode rod. On the other hand, the solution resistance can be effectively reduced through the above-mentioned rotation and vibration mode. In addition, the device can also realize automatic unloading of the metal precipitated on the cathode rod during the electrolysis operation, thereby effectively improving the functionality of the device.

[0006] 2. In the present invention, when the electrolysis of rare earths is carried out, the motor outputs the speed at a set power. After the motor outputs the speed, the electrolysis rack is driven to move back and forth up and down in the electrolysis cell through the arrangement of the half-face gear, the reciprocating tooth plate and the elastic limiter. After the electrolysis rack moves back and forth in the electrolysis cell, the anode rod and the cathode rod are driven to move back and forth in the electrolysis cell. By realizing the reciprocating movement effect of the anode rod and the cathode rod, the anode rod and the cathode rod can continue to contact with the electrolyte through vibration, and the contact area between the anode rod and the cathode rod and the solution is increased to reduce the adhesion rate of the electrolyte and electrolytic impurities on the anode rod and the cathode rod, thereby effectively reducing the solution resistance and improving the electrolysis efficiency of rare earths.

[0007] 3. In the present invention, when the anode rod and the cathode rod immersed in the electrolyte work, the anode rod and the cathode rod conduct electricity, and the differential shaft and the inner transmission shaft are driven by the two lower connecting shafts. After the differential shaft and the inner transmission shaft are driven, the anode rod and the cathode rod immersed in the electrolyte are in a rotating state. Through the rotation of the anode rod and the cathode rod, the anode rod and the cathode rod can continue to be in contact with the electrolyte, and the contact area between the anode rod and the cathode rod and the solution is increased, and the adhesion rate of the electrolyte and electrolytic impurities on the anode rod and the cathode rod is reduced, thereby effectively reducing the solution resistance and increasing the rare earth The electrolysis efficiency is improved. When the anode rod and the cathode rod are rotated out of the electrolyte, the anode rod, the cathode rod, the rotary brush seat and the spiral scraper are all driven. After the anode rod, the cathode rod and the spiral scraper are driven, the metal precipitated on the cathode rod can be brushed out by the spiral scraper. The electrolytic metal on the cathode rod finally enters the unloading area of ​​the unloading barrel through the first guide cylinder and the opening, thereby realizing the automatic unloading of the electrolytic metal precipitated on the cathode rod. When it is necessary to take out the electrolyte and rare earth from the electrolytic cell, the anode rod and the cathode rod are rotated out of the electrolytic cell, thereby facilitating the rapid removal of the electrolyte and rare earth from the electrolytic cell.

[0008] Based on the above technical solution, the present invention can also be improved as follows.

[0009] Furthermore, the reciprocating drive module includes a motor installed on a back frame, an upper shaft and a lower shaft rotatably connected to the back frame, the upper shaft is transmission-connected to the lower shaft via a first belt, a fixed transmission shaft is installed on the output shaft end of the motor, first bevel gears are installed on the fixed transmission shaft and the upper shaft, the two first bevel gears are meshed with each other, a half-face gear is installed on the lower shaft, a reciprocating tooth plate is installed on the electrolysis rack, the half-face gear is transmission-connected to the reciprocating tooth plate, and a group of elastic limiters are installed between the electrolysis rack and the back frame.

[0010] The beneficial effect of adopting the above further solution is that the elastic limiting member includes a limiting suspension rod, the cross section of the limiting suspension rod is T-shaped, and a limiting spring is sleeved on the limiting suspension rod and is limited by the back frame; When the electrolysis of rare earths is carried out, the motor outputs the speed at the set power. After the motor outputs the speed, the electrolysis rack is driven to move back and forth up and down in the electrolysis cell through the arrangement of the half-face gear, the reciprocating tooth plate and the elastic limiter. After the electrolysis rack moves back and forth in the electrolysis cell, the anode rod and the cathode rod are driven to move back and forth in the electrolysis cell. By realizing the reciprocating movement effect of the anode rod and the cathode rod, the anode rod and the cathode rod can continuously contact with the electrolyte through vibration, and the contact area between the anode rod and the cathode rod and the solution is increased, and the adhesion rate of the electrolyte and electrolytic impurities on the anode rod and the cathode rod is reduced, thereby effectively reducing the solution resistance and improving the electrolysis efficiency of the rare earths.

[0011] Furthermore, the transmission module includes a motor installed on the back frame and a tensioning block slidably connected to the back frame. A tensioning spring limited by the back frame is installed on the side of the tensioning block. A tensioning wheel is rotatably connected to the tensioning block, and a transfer shaft is connected to the transfer cylinder. The output shaft end of the motor is transmission-connected to the second chain belt, and the tensioning wheel and the transfer shaft are both transmission-connected to the second chain belt.

[0012] The beneficial effect of adopting the above further scheme is that when the electrolysis operation is carried out, the motor works periodically for a specified period. During the interval period of the motor, the anode rod and the cathode rod in the electrolyte are guided and the electrolysis operation of the rare earth is carried out. During the working cycle of the motor, the anode rod and the cathode rod in the electrolyte are rotated out, and then the metal precipitated on the cathode rod is removed.

[0013] Furthermore, the electrolytic material discharge assembly includes a conveying shaft, the indexing shaft and the lower barrel are both rotatably connected to the conveying shaft, the inner wall of the electrolytic rack is rotatably connected to a moving transmission shaft, the interior of the moving transmission shaft is fixedly provided with a connecting groove with a top opening and slidably connected to the fixed transmission shaft, the cross-sections of the connecting groove and the moving transmission shaft are both regular polygons, the moving transmission shaft and the conveying shaft are both equipped with second bevel teeth, two of the second bevel teeth are meshed with each other, the conveying shaft is equipped with spiral conveying blades, the spiral conveying blades are fitted with the lower barrel, the bottom of the lower barrel is connected to an electrolytic material discharge pipe, a guide sleeve is fixedly installed on the electrolytic cell, and the guide sleeve is slidably connected to the electrolytic material discharge pipe.

[0014] The beneficial effect of adopting the above further scheme is that when the electrolysis operation of rare earths is carried out, the motor works continuously, and after the motor works, it drives the spiral conveying blades to rotate. After the spiral conveying blades rotate, the rare earth metals entering the discharge barrel can be finally discharged through the electrolytic material discharge pipe.

[0015] Furthermore, the linkage assembly includes an outer shaft rotatably connected to the first guide cylinder and a rotary brush seat rotatably mounted on the cathode rod, the rotary brush seat is fixedly connected to the spiral scraper, the outer shaft and the rotary brush seat are both equipped with third bevel teeth, the two third bevel teeth are meshed with each other, the inner wall of the outer shaft is rotatably connected to the inner shaft, the inner shaft and the cathode rod are both equipped with fourth bevel teeth, the two fourth bevel teeth are meshed with each other, the tail of the inner shaft and the differential shaft are both equipped with a first gear, and the tail of the outer shaft is equipped with a second gear.

[0016] Further, the directional linkage module includes a gear ring and a side shaft rotatably connected to the electrolysis rack, an external gear is installed on the side shaft, and the external gear is transmission-connected to the gear ring, two lower coupling shafts are rotatably connected on the electrolysis rack and corresponding to the position below the lower barrel, and two upper coupling shafts are rotatably connected on the electrolysis rack and corresponding to the position above the lower barrel, and a third gear transmission-connected to the inner gear ring is installed on the two lower coupling shafts and the two upper coupling shafts, and the third gear is adaptively connected to the first gear, and a fourth gear is installed on one of the upper coupling shafts, and the fourth gear is adaptively connected to the second gear.

[0017] The beneficial effect of adopting the above further scheme is that when the anode rod and the cathode rod immersed in the electrolyte work, the anode rod and the cathode rod conduct electricity, the differential shaft and the inner transmission shaft are driven by the two lower coupling shafts, and after the differential shaft and the inner transmission shaft are driven, the anode rod and the cathode rod immersed in the electrolyte are in a rotating state, and the anode rod and the cathode rod can be continuously renewed in contact with the electrolyte through the rotation of the anode rod and the cathode rod, and the contact area of ​​the anode rod and the cathode rod with the solution is increased, and the adhesion rate of the electrolyte and electrolytic impurities on the anode rod and the cathode rod is reduced, thereby effectively reducing the solution resistance and improving the electrolysis efficiency of the rare earth; When the anode rod and the cathode rod are rotated out of the electrolyte, the anode rod, the cathode rod, the rotary brush seat and the spiral scraper are all driven. After the anode rod, the cathode rod and the spiral scraper are driven, the metal precipitated on the cathode rod can be brushed out by the spiral scraper. The electrolytic metal on the cathode rod finally enters the unloading area of ​​the unloading barrel through the first guide cylinder and the opening, thereby realizing automatic unloading of the electrolytic metal precipitated on the cathode rod; When the electrolyte and rare earth need to be taken out from the electrolytic cell, the anode rod and the cathode rod are rotated out of the electrolytic cell, thereby facilitating the rapid removal of the electrolyte and rare earth from the electrolytic cell.

[0018] Furthermore, it also includes two guide plates rotatably sleeved on the indexing cylinder, and the two guide plates are both slidably fitted with the electrolytic cell.

[0019] Furthermore, the two first guide cylinders and the two second guide cylinders are both equipped with conductive terminals, the conductive terminals are rotatably connected with power-connecting wheels, the guide plate is equipped with a power-connecting ring, the full arc of the power-connecting ring is 180°, and the inside of the power-connecting ring is provided with positive electrode guide grooves and negative electrode guide grooves isolated from each other, the two anode rods are both electrically connected to the positive electrode guide grooves through the power-connecting wheels at corresponding positions, and the two cathode rods are both electrically connected to the negative electrode guide grooves through the power-connecting wheels at corresponding positions.

[0020] The beneficial effect of adopting the above further solution is that when the anode rod and the cathode rod are immersed in the electrolyte, the anode rod and the cathode rod are electrically conductive, and when the anode rod and the cathode rod are rotated out of the electrolyte, the anode rod and the cathode rod are powered off.

[0021] Furthermore, the axes of the anode rod and the cathode rod are perpendicular to the rotation axis of the indexing cylinder, an arc shield is fixedly mounted on the electrolytic cell, an electrolytic chamber is fixedly opened inside the electrolytic cell, and electrolyte and rare earth are stored inside the electrolytic chamber. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the overall structure of a rare earth electrolysis device of the present invention; Figure 2 For the present invention Figure 1 A schematic diagram of the rear view perspective structure; Figure 3 For the present invention Figure 2 A schematic diagram of the local enlarged structure at point A in the middle; Figure 4 For the present invention Figure 2 A schematic diagram of the local enlarged structure at B in the middle; Figure 5 For the present invention Figure 2 A schematic diagram of the structure from another perspective; Figure 6 For the present invention Figure 5 A schematic diagram of the local enlarged structure at C in the middle; Figure 7 It is a schematic diagram of the structure of the cathode rod and the electrolytic material pipe of the present invention; Figure 8 For the present invention Figure 7 A schematic diagram of the local enlarged structure at D in the middle; Fig. 9 It is a schematic structural diagram of the gear ring and the upper coupling shaft of the present invention; Fig.10 It is a structural schematic diagram of the anode rod and the guide plate of the present invention; Fig.11 It is a schematic cross-sectional structure diagram of the differential shaft and the indexing cylinder of the present invention; Fig.12 For the present invention Fig.11 Schematic diagram of the local enlarged structure at point E in the middle.

[0023] In the accompanying drawings, the components represented by the reference numerals are listed as follows: 1. Electrolytic cell; 2. Back frame; 3. Electrolytic rack; 4. Indexing cylinder; 5. Unloading cylinder; 6. Unloading opening; 7. First guide cylinder; 8. Second guide cylinder; 9. Cathode rod; 10. Spiral scraper; 11. Differential shaft; 12. Anode rod; 13. Upper shaft; 14. Lower shaft; 15. Fixed transmission shaft; 16. Half-face gear; 17. Reciprocating tooth plate; 18. Elastic limiter; 19. Motor; 20. Tensioning block; 21. Tensioning spring; 22. Tensioning wheel; 23. Indexing Shaft; 24, conveying shaft; 25, dynamic transmission shaft; 26, spiral conveying blade; 27, electrolytic material discharge pipe; 28, outer transmission shaft; 29, rotary brush seat; 30, inner transmission shaft; 31, first gear; 32, second gear; 33, gear ring; 34, side shaft; 35, outer gear; 36, lower connecting shaft; 37, upper connecting shaft; 38, third gear; 39, fourth gear; 40, guide plate; 41, conductive terminal; 42, connecting coil; 43, arc shield; 44, motor. DETAILED DESCRIPTION

[0024] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention.

[0025] The present invention provides the following preferred embodiments like Figure 1-12 As shown, a rare earth electrolysis device comprises an electrolytic cell 1 and a back frame 2 connected to the electrolytic cell 1, a reciprocating drive module is installed on the back frame 2, and an electrolytic frame 3 that can reciprocate up and down is connected to the reciprocating drive module; The reciprocating drive module includes a motor 44 installed on the back frame 2, an upper shaft 13 and a lower shaft 14 rotatably connected to the back frame 2, the upper shaft 13 is transmission-connected to the lower shaft 14 via a first belt, a fixed transmission shaft 15 is installed on the output shaft end of the motor 44, and first bevel gears are installed on the fixed transmission shaft 15 and the upper shaft 13, and the two first bevel gears are meshed with each other, a half-face gear 16 is installed on the lower shaft 14, a reciprocating tooth plate 17 is installed on the electrolytic rack 3, the half-face gear 16 is transmission-connected to the reciprocating tooth plate 17, and a group of elastic limiters 18 are installed between the electrolytic rack 3 and the back frame 2.

[0026] The elastic limiting member 18 comprises a limiting suspension rod, the cross section of which is T-shaped, and a limiting spring which is limited by the back frame 2 is sleeved on the limiting suspension rod; When the electrolysis of rare earth is carried out, the motor 44 outputs the speed at the set power. After the motor 44 outputs the speed, the half-face gear 16, the reciprocating tooth plate 17 and the elastic limiter 18 are set to drive the electrolysis rack 3 to move back and forth up and down in the electrolysis cell 1. After the electrolysis rack 3 moves back and forth in the electrolysis cell 1, it drives the anode rod 12 and the cathode rod 9 to move back and forth in the electrolysis cell 1. By realizing the reciprocating movement effect of the anode rod 12 and the cathode rod 9, the anode rod 12 and the cathode rod 9 can continue to contact with the electrolyte through vibration, and the contact area between the anode rod 12 and the cathode rod 9 and the solution is increased to reduce the adhesion rate of the electrolyte and electrolytic impurities on the anode rod 12 and the cathode rod 9, thereby effectively reducing the solution resistance and improving the electrolysis efficiency of rare earth; The electrolytic rack 3 is rotatably connected with an indexing cylinder 4, and the back rack 2 is provided with a transmission module, and the indexing cylinder 4 is driven by the transmission module; The transmission module includes a motor 19 installed on the back frame 2, a tensioning block 20 slidably connected to the back frame 2, a tensioning spring 21 limited by the back frame 2 is installed on the side of the tensioning block 20, a tensioning wheel 22 is rotatably connected to the tensioning block 20, and a transfer shaft 23 is connected to the transfer cylinder 4. The output shaft end of the motor 19 is transmission-connected to the second chain belt, and the tensioning wheel 22 and the transfer shaft 23 are both transmission-connected to the second chain belt.

[0027] When the electrolysis operation is performed, the motor 19 works periodically for a specified period. During the interval period of the motor 19, the anode rod 12 and the cathode rod 9 in the electrolyte are guided to perform the electrolysis operation of the rare earth. During the working cycle of the motor 19, the anode rod 12 and the cathode rod 9 in the electrolyte are rotated out, and then the metal precipitated on the cathode rod 9 is removed. A material discharge barrel 5 is provided inside the indexing barrel 4, a material discharge opening 6 is provided at the top of the material discharge barrel 5, and an electrolytic material discharge assembly is installed inside the material discharge barrel 5; The electrolytic material discharge assembly includes a conveying shaft 24, and the indexing shaft 23 and the discharge barrel 5 are both rotatably connected to the conveying shaft 24. The inner wall of the electrolytic rack 3 is rotatably connected to a moving transmission shaft 25. The interior of the moving transmission shaft 25 is fixedly provided with a connecting groove with a top opening and slidably connected to the fixed transmission shaft 15. The cross-sections of the connecting groove and the moving transmission shaft 25 are both regular polygons. The moving transmission shaft 25 and the conveying shaft 24 are both equipped with second bevel teeth, and the two second bevel teeth are meshed with each other. A spiral conveying blade 26 is installed on the conveying shaft 24, and the spiral conveying blade 26 is in contact with the discharge barrel 5. The bottom of the discharge barrel 5 is connected to an electrolytic material discharge pipe 27. A guide sleeve is fixedly installed on the electrolytic cell 1, and the guide sleeve is slidably connected to the electrolytic material discharge pipe 27.

[0028] When the electrolysis of rare earth is carried out, the motor 44 works continuously. After the motor 44 works, it drives the spiral conveying blade 26 to rotate. After the spiral conveying blade 26 rotates, the rare earth metal entering the lower barrel 5 can be finally discharged through the electrolytic material discharge pipe 27. The indexing cylinder 4 is connected with two symmetrically arranged first guide cylinders 7 and two symmetrically arranged second guide cylinders 8, the two first guide cylinders 7 are both rotatably connected with cathode rods 9, the two cathode rods 9 are both rotatably connected with spiral scrapers 10, and the two first guide cylinders 7 are both installed with linkage components that cooperate with the cathode rods 9 and the spiral scrapers 10; The two second guide cylinders 8 are rotatably connected to a differential shaft 11 and an anode rod 12. Each anode rod 12 is driven by a differential shaft 11 at a corresponding position. A directional linkage module is installed on the back frame 2. The directional linkage module is used to change the transmission state of the linkage assembly and the differential shaft 11 at different positions.

[0029] The linkage assembly includes an outer shaft 28 rotatably connected to the first guide cylinder 7 and a rotary brush seat 29 rotatably sleeved on the cathode rod 9, the rotary brush seat 29 is fixedly connected to the spiral scraper 10, and third bevel teeth are installed on the outer shaft 28 and the rotary brush seat 29, and the two third bevel teeth are meshed with each other. The inner wall of the outer shaft 28 is rotatably connected to the inner shaft 30, and the inner shaft 30 and the cathode rod 9 are both installed with fourth bevel teeth, and the two fourth bevel teeth are meshed with each other. The tail of the inner shaft 30 and the differential shaft 11 are both installed with a first gear 31, and the tail of the outer shaft 28 is installed with a second gear 32.

[0030] The directional linkage module includes a ring gear 33 and a side shaft 34 rotatably connected to the electrolysis rack 3, an external gear 35 is installed on the side shaft 34, and the external gear 35 is transmission-connected to the ring gear 33. Two lower coupling shafts 36 are rotationally connected to the electrolysis rack 3 and correspond to the position below the discharge barrel 5. Two upper coupling shafts 37 are rotationally connected to the electrolysis rack 3 and correspond to the position above the discharge barrel 5. The two lower coupling shafts 36 and the two upper coupling shafts 37 are both installed with a third gear 38 transmission-connected to the inner ring gear 33, and the third gear 38 is adaptively connected to the first gear 31. A fourth gear 39 is installed on the upper coupling shaft 37, and the fourth gear 39 is adaptively connected to the second gear 32.

[0031] When the anode rod 12 and the cathode rod 9 immersed in the electrolyte work, the anode rod 12 and the cathode rod 9 conduct electricity, and the differential shaft 11 and the inner transmission shaft 30 are driven by the two lower connecting shafts 36. After the differential shaft 11 and the inner transmission shaft 30 are driven, the anode rod 12 and the cathode rod 9 immersed in the electrolyte are in a rotating state. Through the rotation of the anode rod 12 and the cathode rod 9, the anode rod 12 and the cathode rod 9 can continue to be in contact with the electrolyte, and the contact area of ​​the anode rod 12 and the cathode rod 9 with the solution is increased, and the adhesion rate of the electrolyte and electrolytic impurities on the anode rod 12 and the cathode rod 9 is reduced, thereby effectively reducing the solution resistance and improving the electrolysis efficiency of the rare earth; After the anode rod 12 and the cathode rod 9 are rotated out of the electrolyte, the anode rod 12, the cathode rod 9, the rotary brush seat 29 and the spiral scraper 10 are all driven. After the anode rod 12, the cathode rod 9 and the spiral scraper 10 are driven, the metal precipitated on the cathode rod 9 can be brushed out by the spiral scraper 10. The electrolytic metal on the cathode rod 9 finally enters the unloading area of ​​the unloading barrel 5 through the first guide cylinder 7 and the opening, thereby realizing the automatic unloading of the electrolytic metal precipitated on the cathode rod 9. When the electrolyte and rare earth need to be taken out from the electrolytic cell 1 , the anode rod 12 and the cathode rod 9 are rotated out of the electrolytic cell 1 , thereby facilitating the rapid removal of the electrolyte and rare earth from the electrolytic cell 1 .

[0032] It also includes two guide plates 40 rotatably sleeved on the indexing cylinder 4 , and the two guide plates 40 are both slidably fitted with the electrolytic cell 1 .

[0033] Conductive terminals 41 are installed on the two first guide cylinders 7 and the two second guide cylinders 8, and a power-connecting wheel is rotatably connected to the conductive terminal 41. A power-connecting ring 42 is installed on the guide plate 40, and the full arc of the power-connecting ring 42 is 180°. The inside of the power-connecting ring 42 is provided with a positive electrode guide groove and a negative electrode guide groove that are isolated from each other. The two anode rods 12 are electrically connected to the positive electrode guide groove through the power-connecting wheels at corresponding positions, and the two cathode rods 9 are electrically connected to the negative electrode guide groove through the power-connecting wheels at corresponding positions.

[0034] When the anode rod 12 and the cathode rod 9 are immersed in the electrolyte, the anode rod 12 and the cathode rod 9 are electrically conductive. When the anode rod 12 and the cathode rod 9 are rotated out of the electrolyte, the anode rod 12 and the cathode rod 9 are de-energized.

[0035] The axes of the anode rod 12 and the cathode rod 9 are perpendicular to the rotation axis of the indexing cylinder 4. An arc shield 43 is fixedly installed on the electrolytic cell 1. An electrolytic chamber is fixedly opened inside the electrolytic cell 1. The electrolyte and rare earth are stored in the electrolytic chamber.

[0036] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A rare earth electrolysis device, comprising an electrolytic cell (1) and a back frame (2) connected to the electrolytic cell (1), characterized in that: The back frame (2) is provided with a reciprocating drive module, the reciprocating drive module is transmission-connected to an electrolytic rack (3) that can reciprocate up and down, the electrolytic rack (3) is rotationally connected to an indexing cylinder (4), the back frame (2) is provided with a transmission module, the indexing cylinder (4) is driven by the transmission module, a material discharge cylinder (5) is provided on the inner side of the indexing cylinder (4), a material discharge opening (6) is provided on the top of the material discharge cylinder (5), and an electrolytic material discharge assembly is installed in the material discharge cylinder (5).

2. A rare earth electrolysis device according to claim 1, characterized in that: The indexing cylinder (4) is connected to two symmetrically arranged first guide cylinders (7) and two symmetrically arranged second guide cylinders (8); the two first guide cylinders (7) are both rotatably connected to cathode rods (9); the two cathode rods (9) are both rotatably connected to spiral scrapers (10); and linkage components that cooperate with the cathode rods (9) and the spiral scrapers (10) are installed in the two first guide cylinders (7).

3. A rare earth electrolysis device according to claim 2, characterized in that: The two second guide cylinders (8) are both rotatably connected to a differential shaft (11) and an anode rod (12); each of the anode rods (12) is driven by a differential shaft (11) at a corresponding position; a directional linkage module is installed on the back frame (2); the directional linkage module is used to change the transmission state of the linkage assembly and the differential shaft (11) at different positions; the reciprocating drive module comprises a motor (44) installed on the back frame (2), an upper shaft (13) and a lower shaft (14) rotatably connected to the back frame (2); the upper shaft (13) is transmission-connected to the lower shaft (14) via a first belt; the motor The output shaft end of (44) is provided with a fixed transmission shaft (15), the fixed transmission shaft (15) and the upper shaft (13) are both provided with first bevel gears, the two first bevel gears are meshed with each other, the lower shaft (14) is provided with a half-face gear (16), the electrolysis rack (3) is provided with a reciprocating toothed plate (17), the half-face gear (16) is transmission-connected to the reciprocating toothed plate (17), a group of elastic limiters (18) are provided between the electrolysis rack (3) and the back frame (2); the transmission module comprises a motor (19) installed on the back frame (2), a tensioning block (20) slidably connected to the back frame (2), and the A tensioning spring (21) limited by the back frame (2) is installed on the side of the tensioning block (20); a tensioning wheel (22) is rotatably connected to the tensioning block (20); a traverse shaft (23) is connected to the traverse cylinder (4); an output shaft end of the motor (19) is drivingly connected to a second chain belt; the tensioning wheel (22) and the traverse shaft (23) are both drivingly connected to the second chain belt; the electrolytic material discharge assembly comprises a conveying shaft (24); the traverse shaft (23) and the discharge cylinder (5) are both rotatably connected to the conveying shaft (24); the inner wall of the electrolytic rack (3) is rotatably connected to a dynamic transmission shaft (25); the dynamic transmission shaft (25) is rotatably connected to the inner wall of the electrolytic rack (3); A coupling groove with a top opening fixedly formed inside the shaft (25) and slidably connected to the fixed transmission shaft (15), the cross-sections of the coupling groove and the movable transmission shaft (25) are both regular polygons, the movable transmission shaft (25) and the conveying shaft (24) are both provided with second bevel teeth, the two second bevel teeth are meshed with each other, the conveying shaft (24) is provided with a spiral conveying blade (26), the spiral conveying blade (26) is fitted with a lower barrel (5), the bottom of the lower barrel (5) is connected with an electrolytic material discharge pipe (27), and a guide sleeve is fixedly installed on the electrolytic cell (1), the guide sleeve is slidably connected to the electrolytic material discharge pipe (27).

4. A rare earth electrolysis device according to claim 3, characterized in that: The linkage assembly comprises an outer transmission shaft (28) rotatably connected to the first guide cylinder (7) and a rotary brush seat (29) rotatably sleeved on the cathode rod (9), the rotary brush seat (29) being fixedly connected to the spiral scraper (10), the outer transmission shaft (28) and the rotary brush seat (29) being both provided with third bevel gears, the two third bevel gears being meshed with each other, the inner wall of the outer transmission shaft (28) being rotatably connected to the inner transmission shaft (30), the inner transmission shaft (30) and the cathode rod (9) being both provided with fourth bevel gears, the two fourth bevel gears being meshed with each other.

5. A rare earth electrolysis device according to claim 4, characterized in that: The tails of the inner transmission shaft (30) and the differential shaft (11) are both equipped with a first gear (31), and the tail of the outer transmission shaft (28) is equipped with a second gear (32).

6. A rare earth electrolysis device according to claim 5, characterized in that: The directional linkage module comprises a gear ring (33) and a side shaft (34) rotatably connected to the electrolysis rack (3); an external gear (35) is mounted on the side shaft (34); the external gear (35) is transmission-connected to the gear ring (33); two lower coupling shafts (36) are rotationally connected to the electrolysis rack (3) and correspond to the position below the lower barrel (5); two upper coupling shafts (37) are rotationally connected to the electrolysis rack (3) and correspond to the position above the lower barrel (5); a third gear (38) transmission-connected to the internal gear ring (33) is mounted on the two lower coupling shafts (36) and the two upper coupling shafts (37); the third gear (38) is adaptively connected to the first gear (31); a fourth gear (39) is mounted on the upper coupling shaft (37); the fourth gear (39) is adaptively connected to the second gear (32).

7. A rare earth electrolysis device according to claim 5, characterized in that: It also includes two guide plates (40) rotatably sleeved on the indexing cylinder (4), and the two guide plates (40) are both slidably fitted to the electrolytic cell (1).

8. A rare earth electrolysis device according to claim 7, characterized in that: The two first guide cylinders (7) and the two second guide cylinders (8) are both provided with conductive terminals (41), the conductive terminals (41) are rotatably connected with power-connecting wheels, the guide plate (40) is provided with a power-connecting ring (42), the full arc of the power-connecting ring (42) is 180°, the inside of the power-connecting ring (42) is provided with a positive electrode guide groove and a negative electrode guide groove that are isolated from each other, the two anode rods (12) are both electrically connected to the positive electrode guide groove via the power-connecting wheels at corresponding positions, and the two cathode rods (9) are both electrically connected to the negative electrode guide groove via the power-connecting wheels at corresponding positions.

9. A rare earth electrolysis device according to claim 2, characterized in that: The axes of the anode rod (12) and the cathode rod (9) are perpendicular to the rotation axis of the indexing cylinder (4); an arc shield (43) is fixedly mounted on the electrolytic cell (1); an electrolytic chamber is fixedly provided inside the electrolytic cell (1); and electrolyte and rare earth are stored inside the electrolytic chamber.

Images