CN113089023A - Method and device for purifying electrodeposited cobalt solution - Google Patents
Method and device for purifying electrodeposited cobalt solution Download PDFInfo
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- CN113089023A CN113089023A CN202110301001.XA CN202110301001A CN113089023A CN 113089023 A CN113089023 A CN 113089023A CN 202110301001 A CN202110301001 A CN 202110301001A CN 113089023 A CN113089023 A CN 113089023A
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
- C25C1/06—Electrolytic production, recovery or refining of metals by electrolysis of solutions or iron group metals, refractory metals or manganese
- C25C1/08—Electrolytic production, recovery or refining of metals by electrolysis of solutions or iron group metals, refractory metals or manganese of nickel or cobalt
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B23/00—Obtaining nickel or cobalt
- C22B23/04—Obtaining nickel or cobalt by wet processes
- C22B23/0453—Treatment or purification of solutions, e.g. obtained by leaching
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
- C25C1/12—Electrolytic production, recovery or refining of metals by electrolysis of solutions of copper
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Abstract
The invention discloses a purification method and a purification device of an electrodeposited cobalt solution, and the device comprises a shell, wherein a cathode plate is fixedly arranged on the side wall of the inner side of the shell, anode blocks are fixedly arranged on two sides of the lower end in the shell, a stirring mechanism is arranged in the shell and comprises a connecting pipe, a first connecting block, a first rotating rod, a first sealing ring, a motor, a first stirring rod, a second connecting block, a cross rod, a second rotating rod, a second sealing ring and a second stirring rod, the connecting pipe is fixedly arranged at the lower end in the shell, the first connecting block is fixedly arranged at the upper end of the connecting pipe, and the first rotating rod is movably arranged at the upper end in the first connecting block through a bearing. The invention has good use effect, can conveniently remove copper ions in the cobalt solution by electrodeposition by applying different voltage differences between the cathode plate and the anode block, and can also conveniently add extractants such as carbon trichloride and the like to further purify the cobalt solution.
Description
Technical Field
The invention relates to the field of cobalt solution purification, in particular to a method and a device for purifying an electrodeposited cobalt solution.
Background
In hydrometallurgy, the requirement on the content of copper ions in a cobalt chloride electrolyte during electrodeposition is very low, and the copper ion content must be controlled below 0.001g/L, while in a production environment, the content of materials containing copper is more: for example, copper wires, copper noses and the like are easy to pollute the electrolyte, so that the copper ions in the electrolyte exceed the standard.
At present, copper ions are usually electrodeposited according to the difference of voltages required by copper and cobalt electrodeposition when the copper ions are removed, impurity copper in an electrodeposited cobalt solution is removed through the method, the removal effect is obvious, other impurities cannot be introduced in the process, the area of a cathode plate of the device is limited when the device is used, the working efficiency is low due to the small contact area with the solution, different extracting agents are required to be continuously added to further purify the solution after the copper ions are removed by the method when the device is used, the device is inconvenient to add raw materials, and the adding effect is not uniform enough.
Disclosure of Invention
The invention aims to provide a method and a device for purifying an electrodeposited cobalt solution, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a purification device of an electrodeposited cobalt solution comprises a shell, wherein a cathode plate is fixedly arranged on the side wall of the inner side of the shell, anode blocks are fixedly arranged on two sides of the lower end in the shell, a stirring mechanism is arranged in the shell and comprises a connecting pipe, a first connecting block, a first rotating rod, a first sealing ring, a motor, a first stirring rod, a second connecting block, a cross rod, a second rotating rod, a second sealing ring and a second stirring rod, the connecting pipe is fixedly arranged at the lower end of the inner part of the shell, the first connecting block is fixedly arranged at the upper end of the connecting pipe, the first rotating rod is movably arranged at the upper end in the first connecting block through a bearing, the first sealing ring is arranged between the first rotating rod and the first connecting block, the motor is fixedly arranged at the middle part of the upper end of the shell through a mounting seat, and the output shaft end of the motor is, the utility model discloses a fixed gear box, including first dwang, bearing activity, second sealing washer, first dwang outside surface, first puddler outside surface is provided with a plurality of first puddlers evenly fixed in first puddler upper end, the fixed horizontal pole that is provided with in second connecting piece one side, the one end that first dwang was kept away from to the horizontal pole is provided with the second dwang through the bearing activity, be provided with the second sealing washer between horizontal pole and the second dwang, second dwang outside surface is evenly fixed and is provided with a plurality of second puddlers, a plurality of logical grooves have evenly been seted up on second dwang outside surface, the inside upper end of casing is evenly fixed and is provided with a plurality of latches, the fixed gear that is provided with in second dwang upper end, intermeshing between gear and the latch, second puddler surface.
Preferably, the lower end of the connecting pipe is fixedly provided with a connecting flange, and the connecting pipe can be conveniently connected with an external pipeline through the connecting flange.
Preferably, the fixed inlet pipe that is provided with in casing one side upper end, shell surface is provided with the discharging pipe at the fixed inlet pipe lower extreme, can conveniently pour into the stable cobalt solution of needs purification through the inlet pipe, then can conveniently discharge through the discharging pipe.
Preferably, the check valve is conducted to the outside from the inside of the second stirring rod, so that the solution inside the second stirring rod can flow out through the check valve, and the external solution cannot enter the inside of the second stirring rod.
Preferably, first dwang, second dwang, horizontal pole and the inside cavity of second puddler can make things convenient for solution to flow through hollow first dwang, second dwang, horizontal pole and second puddler.
Preferably, a plurality of grooves are uniformly formed in the outer side surface of the cathode plate, and the contact area between the cathode plate and the solution can be increased through the grooves, so that the working efficiency of the device can be increased during electrodeposition.
A purification method of an electrodeposited cobalt solution specifically comprises the following steps:
the first step is as follows: when the device is used, the solution for purification can be introduced into the shell through the feed pipe, electrodeposition can be carried out through the cathode plate and the anode block, at the moment, the effect of removing copper ions can be achieved according to different voltages required by copper and cobalt electrodeposition, and at the moment, the contact area between the cathode plate and the solution can be increased through the groove, so that the working efficiency of the device can be increased during electrodeposition;
the second step is that: when the device is used, the connecting pipe can be externally connected with a pipeline through the connecting flange, and then an extracting agent such as carbon trichloride and the like to be added can be introduced into the first rotating rod through an external pipeline, so that the extracting agent can enter the inside of the cross rod through the first rotating rod and then enter the inside of the second rotating rod through the cross rod, and then flows out through the check valves at the two ends of the second stirring rod, so that the extracting agent can be added into the device in a layered manner, and the adding effect is better and more uniform;
the third step: the motor can be opened when the device purifies, so can drip through the motor and drive first dwang and rotate, and first dwang rotates the back and can drive the second dwang through the horizontal pole and rotate around first dwang, can drive second dwang rotation through gear and latch this moment, so when first puddler rotates the stirring, so can also make the second puddler stir around the rotation when first dwang pivoted, the stirring mixed effect of so device is better, thereby can further improve the purification effect of device.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, electrodeposition is carried out through the cathode plate and the anode block, at the moment, the function of removing copper ions can be achieved according to different voltages required by copper and cobalt electrodeposition, and at the moment, the contact area between the cathode plate and the solution can be increased through the groove, so that the working efficiency of the device can be increased during electrodeposition;
2. according to the invention, the extractant such as carbon trichloride and the like is required to be added into the first rotating rod, so that the extractant can enter the cross rod through the first rotating rod, then enter the second rotating rod through the cross rod, and then flow out through the check valves at the two ends of the second stirring rod, so that the extractant can be added into the device in a layered manner, and the adding effect is good and uniform;
3. according to the device, the first rotating rod can drive the second rotating rod to rotate around the first rotating rod through the cross rod after rotating, and the second rotating rod can be driven to rotate through the gear and the clamping teeth, so that the second stirring rod can rotate around the first rotating rod for stirring while rotating for stirring, the stirring and mixing effects of the device are good, and the purification effect of the device can be further improved.
Drawings
FIG. 1 is a schematic view of the overall structure of an apparatus for purifying an electrodeposited cobalt solution according to the present invention;
FIG. 2 is a view showing the internal structure of a cross bar in the purification apparatus for electrodeposited cobalt solution of the present invention;
FIG. 3 is an overall structural view of a cathode plate in the purification apparatus for electrodeposited cobalt solution of the present invention;
FIG. 4 is an installation view of a connection pipe and a first rotation rod in a purification apparatus for an electrodeposited cobalt solution of the present invention.
In the figure: 1. a housing; 2. a cathode plate; 3. an anode block; 4. a connecting pipe; 5. a first connection block; 6. a first rotating lever; 7. a first seal ring; 8. an electric motor; 9. a first stirring rod; 10. a second connecting block; 11. a cross bar; 12. a second rotating lever; 13. a second seal ring; 14. a second stirring rod; 15. a through groove; 16. clamping teeth; 17. a gear; 18. a one-way valve; 19. a connecting flange; 20. a feed pipe; 21. a discharge pipe; 22. and (4) a groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a purification device of an electrodeposited cobalt solution comprises a shell 1, wherein a cathode plate 2 is fixedly arranged on the inner side wall of the shell 1, anode blocks 3 are fixedly arranged on two sides of the lower end inside the shell 1, an agitating mechanism is arranged inside the shell 1, the agitating mechanism comprises a connecting pipe 4, a first connecting block 5, a first rotating rod 6, a first sealing ring 7, a motor 8, a first agitating rod 9, a second connecting block 10, a cross rod 11, a second rotating rod 12, a second sealing ring 13 and a second agitating rod 14, the lower end inside the shell 1 is fixedly provided with the connecting pipe 4, the upper end of the connecting pipe 4 is fixedly provided with the first connecting block 5, the upper end inside the first connecting block 5 is movably provided with the first rotating rod 6 through a bearing, the first sealing ring 7 is arranged between the first rotating rod 6 and the first connecting block 5, the middle part of the upper end of the shell 1 is fixedly provided with the motor 8 through a mounting seat, the output shaft end of the motor 8 is in transmission connection with the first rotating rod 6 through a shaft coupling, a plurality of first stirring rods 9 are uniformly and fixedly arranged on the outer side surface of the first rotating rod 6, a second connecting block 10 is fixedly arranged on the outer side surface of the first rotating rod 6 at the upper end of the first stirring rod 9, a transverse rod 11 is fixedly arranged on one side of the second connecting block 10, a second rotating rod 12 is movably arranged at one end, away from the first rotating rod 6, of the transverse rod 11 through a bearing, a second sealing ring 13 is arranged between the transverse rod 11 and the second rotating rod 12, a plurality of second stirring rods 14 are uniformly and fixedly arranged on the outer side surface of the second rotating rod 12, a plurality of through grooves 15 are uniformly formed in the outer side surface of the second rotating rod 12, a plurality of clamping teeth 16 are uniformly and fixedly arranged at the upper end inside the shell 1, the gear 17 and the latch 16 are engaged with each other, and the two ends of the surface of the second stirring rod 14 are both fixedly provided with a one-way valve 18.
The lower end of the connecting pipe 4 is fixedly provided with a connecting flange 19, and the connecting pipe 4 can be conveniently connected with an external pipeline through the connecting flange 19.
Casing 1 one side upper end is fixed and is provided with inlet pipe 20, 1 surface of casing is at the fixed discharging pipe 21 that is provided with of inlet pipe 20 lower extreme, can conveniently pour into through inlet pipe 20 and need purify stable cobalt solution, then can conveniently discharge through discharging pipe 21.
The check valve 18 is communicated from the inside of the second stirring rod 14 to the outside, so that the solution inside the second stirring rod 14 can flow out through the check valve 18, and the externally-connected solution cannot enter the inside of the second stirring rod 14.
A plurality of grooves 22 are uniformly formed in the outer side surface of the cathode plate 2, and the contact area between the cathode plate 2 and a solution can be increased through the grooves 22, so that the working efficiency of the device can be increased during electrodeposition.
A purification method of an electrodeposited cobalt solution specifically comprises the following steps:
the first step is as follows: when the device is used, the solution for purification can be introduced into the shell 1 through the feed pipe 20, electrodeposition can be carried out on the cathode plate 2 and the anode block 3, at the moment, the effect of removing copper ions can be achieved according to different voltages required by copper and cobalt electrodeposition, and at the moment, the contact area between the cathode plate 2 and the solution can be increased through the groove 22, so that the working efficiency of the device can be increased during electrodeposition;
the second step is that: when the device is used, the connecting pipe 4 is externally connected with a pipeline through the connecting flange 19, then an extracting agent such as carbon trichloride and the like is required to be added into the first rotating rod 6 through an external pipeline, so that the extracting agent can enter the cross rod 11 through the first rotating rod 6, then enters the second rotating rod 12 through the cross rod 11, and then flows out through the check valves 18 at the two ends of the second stirring rod 14, so that the extracting agent can be added into the device in a layered manner, the adding effect is good, and the adding is uniform;
the third step: the device can open motor 8 when purifying, so can drive first dwang 6 through motor 8 drops and rotate, and first dwang 6 rotates the back and can drive second dwang 12 through horizontal pole 11 and rotate around first dwang 6, can drive second dwang 12 rotation through gear 17 and latch 16 this moment, so when first puddler 9 rotates the stirring, can also make second puddler 14 stir around the rotation when first dwang 6 pivoted, the stirring mixed effect of so device is better, thereby can further improve the purification effect of device.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A purification device of electrodeposited cobalt solution, includes casing (1), its characterized in that: the cathode plate (2) is fixedly arranged on the inner side wall of the shell (1), the anode blocks (3) are fixedly arranged on two sides of the inner lower end of the shell (1), the stirring mechanism is arranged in the shell (1) and comprises a connecting pipe (4), a first connecting block (5), a first rotating rod (6), a first sealing ring (7), a motor (8), a first stirring rod (9), a second connecting block (10), a transverse rod (11), a second rotating rod (12), a second sealing ring (13) and a second stirring rod (14), the connecting pipe (4) is fixedly arranged at the inner lower end of the shell (1), the first connecting block (5) is fixedly arranged at the upper end of the connecting pipe (4), the first rotating rod (6) is movably arranged at the inner upper end of the first connecting block (5) through a bearing, the first sealing ring (7) is arranged between the first rotating rod (6) and the first connecting block (5), the middle part of the upper end of the shell (1) is fixedly provided with a motor (8) through a mounting seat, the output shaft end of the motor (8) is connected with the first rotating rod (6) through a transmission way between a shaft coupler and the first rotating rod (6), the outer side surface of the first rotating rod (6) is uniformly and fixedly provided with a plurality of first stirring rods (9), the outer side surface of the first rotating rod (6) is fixedly provided with a second connecting block (10) at the upper end of the first stirring rod (9), one side of the second connecting block (10) is fixedly provided with a transverse rod (11), one end of the transverse rod (11) far away from the first rotating rod (6) is movably provided with a second rotating rod (12) through a bearing, a second sealing ring (13) is arranged between the transverse rod (11) and the second rotating rod (12), the outer side surface of the second rotating rod (12) is uniformly and fixedly provided with a plurality of second stirring rods (, the utility model discloses a novel stirring device, including casing (1), second dwang (12), second dwang (16), intermeshing between gear (17) and latch (16), second puddler (14) surface both ends are all fixed and are provided with check valve (18).
2. The apparatus for purifying electrodeposited cobalt solution as claimed in claim 1, wherein: and a connecting flange (19) is fixedly arranged at the lower end of the connecting pipe (4).
3. The apparatus for purifying electrodeposited cobalt solution as claimed in claim 1, wherein: casing (1) one side upper end is fixed and is provided with inlet pipe (20), casing (1) surface is fixed at inlet pipe (20) lower extreme and is provided with discharging pipe (21).
4. The apparatus for purifying electrodeposited cobalt solution as claimed in claim 1, wherein: the one-way valve (18) is communicated from the inside of the second stirring rod (14) to the outside.
5. The apparatus for purifying electrodeposited cobalt solution as claimed in claim 1, wherein: the first rotating rod (6), the second rotating rod (12), the cross rod (11) and the second stirring rod (14) are hollow.
6. The apparatus for purifying electrodeposited cobalt solution as claimed in claim 1, wherein: the outer side surface of the cathode plate (2) is uniformly provided with a plurality of grooves (22).
7. The method for purifying electrodeposited cobalt solution as claimed in claim 1, wherein: the method specifically comprises the following steps:
the first step is as follows: when the device is used, the solution for purification can be introduced into the shell (1) through the feed pipe (20), electrodeposition can be performed through the cathode plate (2) and the anode block (3), the effect of removing copper ions can be achieved according to different voltages required by copper and cobalt electrodeposition, the contact area between the cathode plate (2) and the solution can be increased through the groove (22), and therefore the working efficiency of the device can be increased during electrodeposition.
The second step is that: can be through flange (19) with external pipeline of connecting pipe (4) during the use device, can let in the extractant such as carbon trichloride that needs to add through external pipeline to first dwang (6) inside afterwards, so the extractant can enter into inside horizontal pole (11) through first dwang (6), enter into inside second dwang (12) through horizontal pole (11) afterwards, flow out in check valve (18) through second puddler (14) both ends immediately, so can the layering add the extractant and enter into inside the device, it adds the effect better, it is comparatively even.
The third step: motor (8) can be opened when the device purifies, so can drip through motor (8) and drive first dwang (6) and rotate, and first dwang (6) rotate the back and can drive second dwang (12) through horizontal pole (11) and rotate around first dwang (6), can drive second dwang (12) rotation this moment through gear (17) and latch (16), so when first puddler (9) rotate the stirring, the rotation when can also making second puddler (14) rotate around first dwang (6) pivoted stirs, the stirring mixing effect of so device is better, thereby can further improve the purification effect of device.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202110301001.XA CN113089023A (en) | 2021-03-22 | 2021-03-22 | Method and device for purifying electrodeposited cobalt solution |
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| CN202110301001.XA CN113089023A (en) | 2021-03-22 | 2021-03-22 | Method and device for purifying electrodeposited cobalt solution |
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Application publication date: 20210709 |