CN214714513U - Processing apparatus for trace iron is got rid of through extraction to cobalt nickel solution - Google Patents
Processing apparatus for trace iron is got rid of through extraction to cobalt nickel solution Download PDFInfo
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- CN214714513U CN214714513U CN202120264104.9U CN202120264104U CN214714513U CN 214714513 U CN214714513 U CN 214714513U CN 202120264104 U CN202120264104 U CN 202120264104U CN 214714513 U CN214714513 U CN 214714513U
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Abstract
The utility model discloses a processing device for removing trace iron from cobalt-nickel solution by extraction, which comprises a saponification tank, an extraction mechanism and a liquid storage tank, the liquid storage tank is arranged between the saponification tank and the extraction mechanism, the saponification tank is connected with the liquid storage tank through a first communication pipe, the liquid storage tank is connected with a delivery pump through a second communicating pipe, the delivery pump is connected with the extraction mechanism through a third communicating pipe, the extraction mechanism is formed by sequentially connecting a first-stage extraction tank, a second-stage extraction tank and a third-stage extraction tank in series, and a second liquid outlet pipe on the first-stage extraction tank is communicated with a fourth liquid inlet pipe of the second-stage extraction tank, the second liquid outlet pipe of the second-stage extraction tank is communicated with a fourth liquid inlet pipe of the third-stage extraction tank, the cobalt-nickel solution is extracted for three times through the first-stage extraction tank, the second-stage extraction tank and the third-stage extraction tank in sequence, and trace iron in the cobalt-nickel solution can be fully dissolved and extracted by P204 sulfonated kerosene.
Description
Technical Field
The utility model relates to a technical field is retrieved to old and useless lithium ion battery cobalt nickel, concretely relates to cobalt nickel solution gets rid of processing apparatus of trace iron through the extraction.
Background
The recovery of the waste lithium ion batteries requires that a cobalt-nickel-containing cathode material separated from the waste lithium ion batteries is firstly crushed, then an acid is used to dissolve the crushed cathode material to obtain a cobalt-nickel solution containing a plurality of metal ions including iron ions, the metal ion impurities are generally separated from the cobalt-nickel solution through chemical precipitation, but trace iron ion impurities still remain in the cobalt-nickel solution after the separation through chemical precipitation, and in order to ensure the purity of the cobalt-nickel separated from the cobalt-nickel solution, a trace amount of iron in the cobalt-nickel solution needs to be further removed through an extraction method.
SUMMERY OF THE UTILITY MODEL
In order to solve the above technical problem, an object of the present invention is to provide a processing apparatus for removing trace iron from cobalt-nickel solution by extraction.
The purpose of the utility model can be realized by the following technical scheme:
a processing device for removing trace iron from cobalt-nickel solution through extraction comprises a saponification tank, an extraction mechanism and a liquid storage tank, wherein the liquid storage tank is arranged between the saponification tank and the extraction mechanism, the saponification tank is connected with the liquid storage tank through a first communicating pipe, the liquid storage tank is connected with a delivery pump through a second communicating pipe, and the delivery pump is connected with the extraction mechanism through a third communicating pipe;
extraction mechanism is connected in series in proper order by one-level extraction tank, second grade extraction tank and tertiary extraction tank and constitutes, be provided with the baffle in the one-level extraction tank, mixing chamber and clarification chamber are separated into with the one-level extraction tank to the baffle, baffle upper portion fixed mounting has the overflow pipe, through the overflow pipe intercommunication between mixing chamber and the clarification chamber, rotate in the mixing chamber and install the second (mixing) shaft, second (mixing) shaft fixed connection is on the output shaft of the second motor on the apron of mixing chamber top, fixed mounting has the second stirring rake on the second (mixing) shaft, be provided with light phase weir and heavy phase weir in the clarification chamber, fixed mounting has third feed liquor pipe and fourth feed liquor pipe on the mixing chamber lateral wall, fixed mounting has first drain pipe on the lateral wall of light phase weir, fixed mounting has the second drain pipe on the lateral wall of heavy phase weir, one-level extraction tank, The structure of the second-stage extraction tank is the same as that of the third-stage extraction tank.
As a further aspect of the present invention: the saponification jar is including a jar body, jar body top fixed mounting has first feed liquor pipe, second feed liquor pipe and first motor, the first (mixing) shaft of fixedly connected with on the output shaft of first motor, the axle of the inside that the first (mixing) shaft stretches into jar body is on one's body fixed mounting have stirring frame and first stirring rake, first stirring rake sets up in the stirring frame.
As a further aspect of the present invention: and a second liquid outlet pipe on the first-stage extraction tank is communicated with a fourth liquid inlet pipe of the second-stage extraction tank, and the second liquid outlet pipe of the second-stage extraction tank is communicated with the fourth liquid inlet pipe of the third-stage extraction tank.
As a further aspect of the present invention: and the third communicating pipe is respectively communicated with the third liquid inlet pipes on the first-stage extraction tank, the second-stage extraction tank and the third-stage extraction tank.
The utility model has the advantages that:
1. the utility model discloses a with first-stage extraction tank, second grade extraction tank and tertiary extraction tank in proper order series connection, the second drain pipe on the first-stage extraction tank is communicated with the fourth feed liquor pipe of second grade extraction tank, the second drain pipe of second grade extraction tank is communicated with the fourth feed liquor pipe of tertiary extraction tank, cobalt nickel solution is extracted by the third time through first-stage extraction tank, second grade extraction tank and tertiary extraction tank in proper order, the trace iron in the cobalt nickel solution can be fully dissolved and extracted by P204 sulfonated kerosene;
2. the utility model discloses P204 sulfonated kerosene after one-level extraction tank and the extraction of second grade extraction tank no longer uses after collecting, all uses newly-generated P204's sulfonated kerosene when one-level extraction tank, second grade extraction tank and tertiary extraction tank extract, can guarantee that P204 sulfonated kerosene dissolves the effect of drawing indisputable among the cobalt nickel kerosene, guarantees that the extraction is abundant.
Drawings
The present invention will be further described with reference to the accompanying drawings.
FIG. 1 is a schematic top view of the overall structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the saponification tank of the present invention;
FIG. 3 is a schematic top view of the extraction mechanism of the present invention;
FIG. 4 is a schematic top view of the internal structure of the primary extraction tank of the present invention;
FIG. 5 is a schematic front view of the inner structure of the primary extraction tank of the present invention;
in the figure: 1. a saponification tank; 2. an extraction mechanism; 3. a liquid storage tank; 101. a tank body; 102. a first motor; 103. a first stirring shaft; 104. a stirring frame; 105. a first stirring paddle; 106. a first liquid inlet pipe; 107. a second liquid inlet pipe; 108. a delivery pump; 109. a first communication pipe; 110. a second communicating pipe; 111. a third communicating pipe; 301. a first-stage extraction tank; 302. a secondary extraction tank; 303. a third-stage extraction tank; 304. a second motor; 305. a mixing chamber; 306. a clarification chamber; 307. a light phase weir; 308. a heavy phase weir; 309. a second stirring shaft; 310. a second stirring paddle; 311. an overflow pipe; 312. a partition plate; 313. a third liquid inlet pipe; 314. a fourth liquid inlet pipe; 315. a first liquid outlet pipe; 316. a second liquid outlet pipe.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-5, the utility model relates to a processing apparatus for removing trace iron from cobalt-nickel solution by extraction, comprising a saponification tank 1, an extraction mechanism 2 and a liquid storage tank 3, wherein the liquid storage tank 3 is arranged between the saponification tank 1 and the extraction mechanism 2, the saponification tank 1 is connected with the liquid storage tank 3 through a first communicating pipe 109, the liquid storage tank 3 is connected with a delivery pump 108 through a second communicating pipe 110, and the delivery pump 108 is connected with the extraction mechanism 2 through a third communicating pipe 111;
the extraction mechanism 2 is formed by sequentially connecting a first-stage extraction tank 301, a second-stage extraction tank 302 and a third-stage extraction tank 303 in series, a partition plate 312 is arranged in the first-stage extraction tank 301, the first-stage extraction tank 301 is divided into a mixing chamber 305 and a clarifying chamber 306 by the partition plate 312, an overflow pipe 311 is fixedly mounted on the upper portion of the partition plate 312, the mixing chamber 305 and the clarifying chamber 306 are communicated through the overflow pipe 311, a second stirring shaft 309 is rotatably mounted in the mixing chamber 305, the second stirring shaft 309 is fixedly connected to an output shaft of a second motor 304 on a cover plate at the top of the mixing chamber 305, a second stirring paddle 310 is fixedly mounted on the second stirring shaft 309, a light phase weir 307 and a heavy phase weir 308 are arranged in the clarifying chamber 306, a third liquid inlet pipe 313 and a fourth liquid inlet pipe 314 are fixedly mounted on the side wall of the mixing chamber 305, the third liquid inlet pipe 313 is a saponified P204 sulfonated kerosene inlet, and the fourth liquid inlet pipe 314 is a cobalt-nickel solution inlet, p204 sulfonated kerosene and cobalt-nickel solution are stirred and mixed in a mixing chamber 305, iron ions in the cobalt-nickel solution are dissolved and extracted by the P204 sulfonated kerosene solution, then the mixed liquid enters a clarifying chamber 306 through an overflow pipe 311, the P204 sulfonated kerosene and the cobalt-nickel solution are kept standing and layered in the clarifying chamber 306 under the action of gravity, the P204 sulfonated kerosene enters a light phase weir 307, the cobalt-nickel solution enters a heavy phase weir 308, a first liquid outlet pipe 315 is fixedly arranged on the side wall of the light phase weir 307, a second liquid outlet pipe 316 is fixedly arranged on the side wall of the heavy phase weir 308, the P204 sulfonated kerosene is discharged out of a primary extraction tank 301 from the first liquid outlet pipe 315 on the light phase weir 307, and the primary extraction tank 301, the secondary extraction tank 302 and the tertiary extraction tank 303 are identical in structure.
The second liquid outlet pipe 316 of the first-stage extraction tank 301 is communicated with the fourth liquid inlet pipe 314 of the second-stage extraction tank 302, the second liquid outlet pipe 316 of the second-stage extraction tank 302 is communicated with the fourth liquid inlet pipe 314 of the third-stage extraction tank 303, the cobalt-nickel solution of the heavy phase weir 308 of the first-stage extraction tank 301 enters the mixing chamber 305 of the second-stage extraction tank 302 through the second liquid outlet pipe 316 of the first-stage extraction tank 301 and the fourth liquid inlet pipe 314 of the second-stage extraction tank 302, then the cobalt-nickel solution is extracted for the second time in the second-stage extraction tank 302, finally the cobalt-nickel solution enters the third-stage extraction tank 303 and is discharged out of the extraction mechanism 2 after being extracted for the third time, and the P204 sulfonated kerosene in the mixing chamber 305 of the second-stage extraction tank 302 and the third-stage extraction tank 303 is unused P204 sulfonated kerosene which flows out of the liquid storage tank 3.
The third communicating pipe 111 is respectively communicated with the third liquid inlet pipe 313 on the first-stage extraction tank 301, the second-stage extraction tank 302 and the third-stage extraction tank 303.
Valves are arranged on the first liquid inlet pipe 106, the second liquid inlet pipe 107, the first communicating pipe 109, the second communicating pipe 110, the third communicating pipe 111, the third liquid inlet pipe 313, the fourth liquid inlet pipe 314, the first liquid outlet pipe 315 and the second liquid outlet pipe 316.
The working principle is as follows: p204 sulfonated kerosene is added into the saponification tank 1 through the first liquid inlet pipe 106, liquid caustic soda is added into the saponification tank 1 through the second liquid inlet pipe 107, the first motor 102 drives the first stirring shaft 103 to stir the mixed liquid in the tank body 101, the stirring frame 104 and the first stirring paddle 105 can enable the P204 sulfonated kerosene to be fully saponified, and the saponified P204 sulfonated kerosene enters the liquid storage tank 3 through the first communication pipe 109 to be stored;
the cobalt-nickel solution after iron removal and filtration enters a mixing chamber 305 of the primary extraction tank 301 through a fourth liquid inlet pipe 314, the P204 sulfonated kerosene in the liquid storage tank 3 enters the mixing chamber 305 of the primary extraction tank 301 through a third communicating pipe 111 and a third liquid inlet pipe 313 on the primary extraction tank 301, a second motor 304 on the primary extraction tank 301 drives a corresponding second stirring shaft 309 and a corresponding second stirring paddle 310 to stir so as to fully mix and transfer the P204 sulfonated kerosene and the cobalt-nickel solution in the mixing chamber 305, then the mixed liquid enters a clarifying chamber 306 of the primary extraction tank 301 through an overflow pipe 311, the P204 sulfonated kerosene and the cobalt-nickel solution are layered under the action of gravity, the P204 sulfonated kerosene enters a light phase weir 307 and is discharged through a first liquid outlet pipe 315, the cobalt-nickel solution after primary extraction enters a heavy phase weir 308, and then enters the mixing chamber 305 of the secondary extraction tank 302 through a second liquid outlet pipe 316 and a fourth liquid inlet pipe 314 of the secondary extraction tank 302 which are communicated, and then repeating the process of the first-stage extraction tank 301, extracting the cobalt-nickel solution for the second time, then allowing the cobalt-nickel solution to enter the third-stage extraction tank 303 through the second liquid outlet pipe 316 of the second-stage extraction tank 302 and the fourth liquid inlet pipe 314 of the third-stage extraction tank 303 for the third extraction, finally discharging the cobalt-nickel solution from the second liquid outlet pipe 316 of the third-stage extraction tank 303, and removing trace iron in the cobalt-nickel solution after the third-stage extraction.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (4)
1. A processing apparatus for removing trace iron from cobalt-nickel solution through extraction comprises a saponification tank (1), an extraction mechanism (2) and a liquid storage tank (3), and is characterized in that the liquid storage tank (3) is arranged between the saponification tank (1) and the extraction mechanism (2), the saponification tank (1) is connected with the liquid storage tank (3) through a first communicating pipe (109), the liquid storage tank (3) is connected with a delivery pump (108) through a second communicating pipe (110), and the delivery pump (108) is connected with the extraction mechanism (2) through a third communicating pipe (111);
the extraction mechanism (2) is formed by sequentially connecting a first-stage extraction tank (301), a second-stage extraction tank (302) and a third-stage extraction tank (303) in series, a partition plate (312) is arranged in the first-stage extraction tank (301), the partition plate (312) divides the first-stage extraction tank (301) into a mixing chamber (305) and a clarifying chamber (306), an overflow pipe (311) is fixedly arranged at the upper part of the partition plate (312), the mixing chamber (305) and the clarifying chamber (306) are communicated through the overflow pipe (311), a second stirring shaft (309) is rotatably arranged in the mixing chamber (305), the second stirring shaft (309) is fixedly connected to an output shaft of a second motor (304) on a top cover plate of the mixing chamber (305), a second stirring paddle (310) is fixedly arranged on the second stirring shaft (309), and a light phase weir (307) and a heavy phase weir (308) are arranged in the clarifying chamber (306), the mixing chamber (305) is provided with a third liquid inlet pipe (313) and a fourth liquid inlet pipe (314) on the side wall, a first liquid outlet pipe (315) is fixedly arranged on the side wall of the light phase weir (307), a second liquid outlet pipe (316) is fixedly arranged on the side wall of the heavy phase weir (308), and the first-stage extraction tank (301), the second-stage extraction tank (302) and the third-stage extraction tank (303) are identical in structure.
2. The processing apparatus for removing trace iron from cobalt-nickel solution through extraction according to claim 1, wherein the saponification tank (1) comprises a tank body (101), a first liquid inlet pipe (106), a second liquid inlet pipe (107) and a first motor (102) are fixedly installed at the top of the tank body (101), a first stirring shaft (103) is fixedly connected to an output shaft of the first motor (102), a stirring frame (104) and a first stirring paddle (105) are fixedly installed on a shaft body of the first stirring shaft (103) extending into the tank body (101), and the first stirring paddle (105) is arranged in the stirring frame (104).
3. The apparatus for removing trace iron from cobalt-nickel solution by extraction as claimed in claim 1, wherein the second liquid outlet pipe (316) of the primary extraction tank (301) is connected to the fourth liquid inlet pipe (314) of the secondary extraction tank (302), and the second liquid outlet pipe (316) of the secondary extraction tank (302) is connected to the fourth liquid inlet pipe (314) of the tertiary extraction tank (303).
4. The apparatus for removing trace iron from cobalt-nickel solution by extraction according to claim 1, wherein the third communicating pipe (111) is respectively communicated with the third liquid inlet pipes (313) of the first-stage extraction tank (301), the second-stage extraction tank (302) and the third-stage extraction tank (303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120264104.9U CN214714513U (en) | 2021-01-30 | 2021-01-30 | Processing apparatus for trace iron is got rid of through extraction to cobalt nickel solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120264104.9U CN214714513U (en) | 2021-01-30 | 2021-01-30 | Processing apparatus for trace iron is got rid of through extraction to cobalt nickel solution |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214714513U true CN214714513U (en) | 2021-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120264104.9U Active CN214714513U (en) | 2021-01-30 | 2021-01-30 | Processing apparatus for trace iron is got rid of through extraction to cobalt nickel solution |
Country Status (1)
| Country | Link |
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| CN (1) | CN214714513U (en) |
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2021
- 2021-01-30 CN CN202120264104.9U patent/CN214714513U/en active Active
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Address after: Xishanlingjiao, Mashui Town, Yangchun City, Yangjiang City, Guangdong Province 529500 Patentee after: Kelixin (Yangjiang) new energy Co.,Ltd. Address before: 529600 xishanlingjiao, Mashui Town, Yangchun City, Yangjiang City, Guangdong Province Patentee before: YANGJIANG FEDERATION METAL CHEMICAL CO.,LTD. |