CN214361747U - High-purity copper electrolyte purifier - Google Patents
High-purity copper electrolyte purifier Download PDFInfo
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- CN214361747U CN214361747U CN202120432396.2U CN202120432396U CN214361747U CN 214361747 U CN214361747 U CN 214361747U CN 202120432396 U CN202120432396 U CN 202120432396U CN 214361747 U CN214361747 U CN 214361747U
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- filter layer
- purity copper
- polypropylene
- copper electrolyte
- electrolyte
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- 239000003792 electrolyte Substances 0.000 title claims abstract description 77
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 58
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 55
- 239000010949 copper Substances 0.000 title claims abstract description 55
- -1 polypropylene Polymers 0.000 claims abstract description 61
- 239000004743 Polypropylene Substances 0.000 claims abstract description 56
- 229920001155 polypropylene Polymers 0.000 claims abstract description 56
- 239000007788 liquid Substances 0.000 claims abstract description 40
- 238000000746 purification Methods 0.000 claims abstract description 38
- 239000000835 fiber Substances 0.000 claims abstract description 35
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000003729 cation exchange resin Substances 0.000 claims abstract description 12
- 238000001914 filtration Methods 0.000 claims description 39
- 238000009826 distribution Methods 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 17
- 239000003456 ion exchange resin Substances 0.000 claims description 8
- 229920003303 ion-exchange polymer Polymers 0.000 claims description 8
- 239000011148 porous material Substances 0.000 claims description 7
- 239000011152 fibreglass Substances 0.000 claims description 6
- 229910019142 PO4 Inorganic materials 0.000 claims description 5
- 239000010452 phosphate Substances 0.000 claims description 5
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 125000004076 pyridyl group Chemical group 0.000 claims description 3
- 229920005604 random copolymer Polymers 0.000 claims description 3
- 239000007921 spray Substances 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 238000005868 electrolysis reaction Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 7
- 239000012535 impurity Substances 0.000 description 20
- 239000002245 particle Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 229910052787 antimony Inorganic materials 0.000 description 5
- 229910052797 bismuth Inorganic materials 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 229910052785 arsenic Inorganic materials 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 229910052745 lead Inorganic materials 0.000 description 2
- 239000011859 microparticle Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 229910052763 palladium Inorganic materials 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 238000007670 refining Methods 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 229910052711 selenium Inorganic materials 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 229910052714 tellurium Inorganic materials 0.000 description 2
- 229910052718 tin Inorganic materials 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- WATWJIUSRGPENY-UHFFFAOYSA-N antimony atom Chemical compound [Sb] WATWJIUSRGPENY-UHFFFAOYSA-N 0.000 description 1
- JCXGWMGPZLAOME-UHFFFAOYSA-N bismuth atom Chemical compound [Bi] JCXGWMGPZLAOME-UHFFFAOYSA-N 0.000 description 1
- 238000005234 chemical deposition Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Images
Abstract
The utility model provides a high-purity copper electrolyte purifier belongs to copper electrolysis technical field, can solve conventional electrolyte purification mode and have the not ideal, the difficult technical problem who satisfies production high-purity copper standard etc. of purifying effect. This purifier includes: the top of the purification tank is connected with a liquid inlet pipe in a through way, the lower part of the tank body of the purification tank is provided with a through hole, and the through hole is connected with a liquid outlet pipe in a through way; the inside of the purification tank is sequentially provided with a liquid distributor, a filter screen, a polypropylene fiber filter layer, a filling layer and a cation exchange resin filter layer from top to bottom; the polypropylene fiber filter layer further comprises a first polypropylene fiber filter layer and a second polypropylene fiber filter layer which are sequentially arranged from top to bottom. The utility model discloses can be applied to the aspect of high-purity copper electrolyte purification.
Description
Technical Field
The utility model belongs to the technical field of the copper electrolysis, especially, relate to a high-purity copper electrolyte purifier.
Background
In the high-purity copper production industry of China, high-purity copper refers to copper with the purity of 5N-7N, the current high-purity copper production modes include a smelting mode and an electrolytic refining mode, wherein the electrolytic refining is still the mainstream method for producing the high-purity copper, and the method has wider application range and application prospect.
In order to produce high-purity copper with high quality, the source of impurities must be controlled from the source, which undoubtedly puts higher requirements on material components such as anode raw materials, electrolyte raw materials, additives and the like. In the existing high-purity copper production process, a copper plate with the purity of more than or equal to 99.99 percent is generally used as a raw material, although the source of impurities is reduced from the source in the mode, along with the continuous electrolytic production, impurity elements are continuously dissolved in electrolyte, if the impurity elements are not purified and removed in time, the impurity elements can be separated out on the high-purity copper in a mechanical inclusion and chemical deposition mode, the quality of the high-purity copper is seriously influenced, but the conventional electrolyte purification mode cannot meet the standard for producing the high-purity copper.
Therefore, fine-grained suspended matter in the electrolyte, sludge, and chemically dissolved metallic impurity elements present in the electrolyte become key factors affecting the production of high-purity copper. Therefore, how to develop a device for efficiently purifying high-purity copper electrolyte is the key point for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model discloses there is the not ideal, the technical problem that is difficult to satisfy production high-purity copper standard etc. of purifying effect to conventional electrolyte purification mode, provide a simple structure, low cost, purifying effect are excellent, and are applicable to the purifier of high-purity copper electrolyte.
In order to achieve the above object, the utility model discloses a technical scheme be:
a high-purity copper electrolyte purification device comprises a purification tank;
the top of the purification tank is connected with a liquid inlet pipe in a penetrating way, the lower part of the tank body of the purification tank is provided with a through hole, and the through hole is connected with a liquid outlet pipe in a penetrating way;
the inside of the purification tank is sequentially provided with a liquid distributor, a filter screen, a polypropylene fiber filter layer, a filling layer and a cation exchange resin filter layer from top to bottom;
the polypropylene fiber filter layer further comprises a first polypropylene fiber filter layer and a second polypropylene fiber filter layer which are sequentially arranged from top to bottom.
Preferably, the material of the tank body of the purification tank is polypropylene or glass fiber reinforced plastic.
Preferably, the material of the liquid distributor is polypropylene or glass fiber reinforced plastic.
Preferably, the polypropylene is a random copolymer polypropylene.
Preferably, the liquid distributor further comprises:
the liquid distribution cavity is in an inverted funnel shape, and the top of the liquid distribution cavity is communicated with the liquid inlet pipe;
one end of the distribution pipe is communicated with the side surface of the liquid distribution cavity and is uniformly distributed in a radial shape.
Preferably, a plurality of spraying holes which are uniformly arranged are arranged on the pipe wall of the distribution pipe along the axial direction.
Preferably, the pore size of the first polypropylene fiber filter layer is 5-10 μm.
Preferably, the pore size of the second polypropylene fiber filter layer is 1-5 μm.
Preferably, the filling layer is a polypropylene filling layer, and the pore diameter of the filling layer is less than 1 μm.
Preferably, the cation exchange resin filter layer is an aminoalkyl phosphate chelating ion exchange resin or a pyridyl chelating ion exchange resin.
Compared with the prior art, the utility model discloses an advantage lies in with positive effect:
1. the utility model provides a high-purity copper electrolyte purification device, which integrates a plurality of impurity removal processes into one process device, has the characteristics of simple structure, easy operation, low cost, excellent purification effect and the like, and is a purification device suitable for high-purity copper electrolyte;
2. the utility model provides a high-purity copper electrolyte purifier, the filler material of adoption can use repeatedly in the device, when guaranteeing product quality, has still reduced manufacturing cost.
Drawings
Fig. 1 is a schematic structural diagram of a high-purity copper electrolyte purification device provided by an embodiment of the present invention;
fig. 2 is a partial enlarged view of the liquid distributor and the filter screen according to the embodiment of the present invention.
In the above figures: 1. a purification tank; 2. a liquid inlet pipe; 3. a liquid outlet pipe; 4. a liquid distributor; 5. a polypropylene fiber filter layer; 6. a filling layer; 7. a cation exchange resin filtration layer; 8. filtering with a screen; 41. a liquid distribution chamber; 42. a distribution pipe; 51. a first polypropylene fiber filter layer; 52. a second polypropylene fiber filter layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Fig. 1 shows a high-purity copper electrolyte purification device according to an embodiment of the present invention, which comprises a purification tank 1;
the top of the purification tank 1 is connected with a liquid inlet pipe 2 in a through way, the lower part of the tank body of the purification tank 1 is provided with a through hole, and the through hole is connected with a liquid outlet pipe 3 in a through way;
a liquid distributor 4, a filter screen 8, a polypropylene fiber filter layer 5, a filling layer 6 and a cation exchange resin filter layer 7 are sequentially arranged in the purification tank 1 from top to bottom;
the polypropylene fiber filter layer 5 further includes a first polypropylene fiber filter layer 51 and a second polypropylene fiber filter layer 52, which are sequentially disposed from top to bottom.
Fig. 2 shows a partial enlarged view of the liquid distributor 4 in the high purity copper electrolyte purification apparatus according to the embodiment of the present invention, wherein the liquid distributor 4 further includes:
the liquid distribution cavity 41 is in an inverted funnel shape, and the top of the liquid distribution cavity is communicated with the liquid inlet pipe 2;
one end of the distribution pipe 42 is communicated with the side surface of the liquid distribution cavity 41 and is uniformly arranged in a radial shape, and a plurality of spray holes which are uniformly arranged are axially arranged on the pipe wall of the distribution pipe 42.
In the high-purity copper electrolyte purification device, the material of the tank body of the purification tank 1 is specifically selected from polypropylene or glass fiber reinforced plastic, and the material of the liquid distributor 4 is selected from polypropylene or glass fiber reinforced plastic, wherein the polypropylene is random copolymer polypropylene.
Further, in order to enable the high-purity copper electrolyte purification device according to the embodiment of the present invention to achieve an ideal impurity removal effect and further limit the filtering precision of each filling layer in the device, specifically, the aperture of the first polypropylene fiber filtering layer 51 is 5-10 μm, and is used for filtering floating copper powder and anode mud large-particle impurities in the electrolyte; the aperture of the second polypropylene fiber filter layer 52 is 1-5 μm, and is used for filtering out tiny particle impurities in the electrolyte; the filling layer 6 is a polypropylene material filling layer, the aperture of the filling layer is less than 1 μm, and the filling layer is also used for filtering out tiny particle impurities in the electrolyte; cation exchange resin filter layer 7 can select amino alkyl phosphate chelating ion exchange resin or pyridyl chelating ion exchange resin, in the utility model discloses the aperture size of this filter layer is not specifically limited in the embodiment, because: the filter layer is mainly used for adsorbing elements such as antimony, bismuth and the like in the electrolyte, and in actual operation, cation exchange resin materials with different pore diameters can be selected as the cation exchange resin filter layer 7 according to actual requirements, so that an ideal filtering effect can be achieved; and simultaneously, the embodiment of the utility model provides a high-purity copper electrolyte purifier has only limited the aperture size of partial filling material, nevertheless does not clearly define the thickness of four layers of filling material, and its reason lies in: in practical operation, the thickness of the filling material can be adjusted to match the electrolyte according to the type of the electrolyte.
The embodiment of the utility model provides a method for purifying 5N copper electrolysis production line electrolyte by utilizing this high-purity copper electrolyte purifier specifically is:
(1) primary filtration: the electrolyte is pumped into the electrolyte purification device through the liquid inlet pipe 2 by adopting a pump body, and the circulation quantity of the electrolyte in the 5N copper electrolysis production line is 25m3Dispersing the electrolyte to a first polypropylene fiber filter layer 51 through a liquid distributor 4 for primary filtration, wherein the filtration precision of the first polypropylene fiber filter layer 51 is 10 microns, and performing primary filtration on the electrolyte through the filter layer, specifically for filtering floating copper powder and anode mud large-particle impurities in the electrolyte;
(2) secondary filtration: the electrolyte enters a second polypropylene fiber filter layer 52 for secondary filtration after being filtered by a first polypropylene fiber filter layer 51, and the filter precision of the filter layer is 5 mu m melt-blown polypropylene material for filtering micro particle impurities in the electrolyte;
(3) and (3) three-stage filtration: the electrolyte filtered by the second polypropylene fiber filter layer 52 enters a polypropylene material filling layer with the filtering precision of 1 μm for three-stage filtration, and is used for further filtering out tiny particle impurities in the electrolyte, at the moment, the particles in the electrolyte after the three-stage filtration are basically and completely removed, specifically, the electrolyte comprises elements such As Au, Ag, Pt and Pd which are more insoluble than copper potential, elements such As Pb and Sn which enter anode mud with insoluble salts or oxides which are more negative than copper potential, and elements such As As and Sb which are dissolved to form floating anode mud in a small part, and elements such As O, S, Se and Te which are not chemically dissolved and enter the electrolyte and are mostly present in the anode mud;
(4) four-stage filtration: the electrolyte filtered by the polypropylene material filling layer enters a cation exchange resin filter layer 7, the exchange resin adsorption layer is filled with amino alkyl phosphate chelating ion exchange resin and is used for adsorbing more than 90% of Sb, Bi and other impurities in the electrolyte, and then the electrolyte after four-stage filtration and purification is pumped into an electrolytic cell through a pump body for electrolysis.
The embodiment of the utility model provides a still provide a method for utilizing this high-purity copper electrolyte purifier to purify 6N copper electrolysis production line electrolyte specifically does:
(1) primary filtration: the electrolyte is pumped into the electrolyte purification device through the liquid inlet pipe 2 by adopting a pump body, and the circulation quantity of the electrolyte in the 6N copper electrolysis production line is 12m3Dispersing the electrolyte to a first polypropylene fiber filter layer 51 through a liquid distributor 4 for primary filtration, wherein the filtration precision of the first polypropylene fiber filter layer 51 is 5 microns, and performing primary filtration on the electrolyte through the filter layer, specifically for filtering floating copper powder and anode mud large-particle impurities in the electrolyte;
(2) secondary filtration: the electrolyte enters a second polypropylene fiber filter layer 52 for secondary filtration after being filtered by a first polypropylene fiber filter layer 51, and the filter precision of the filter layer is 1 mu m melt-blown polypropylene material and is used for filtering micro particle impurities in the electrolyte;
(3) and (3) three-stage filtration: the electrolyte filtered by the second polypropylene fiber filter layer 52 enters a polypropylene fiber material filling layer with the filtering precision of 0.5 mu m for three-stage filtration, and is used for further filtering out tiny particle impurities in the electrolyte, at the moment, the particles in the electrolyte after the three-stage filtration are basically and completely removed, and specifically, the electrolyte comprises Au, Ag, Pt and Pd which are not dissolved in the positive direction of the copper potential, Pb, Sn and other elements which enter the anode mud in the form of insoluble salts or oxides in the negative direction of the copper potential, and a small part of As, Sb and other elements which are dissolved to form floating anode mud and O, S, Se, Te and other elements which do not chemically dissolve and enter the electrolyte and are mostly present in the anode mud;
(4) four-stage filtration: the electrolyte filtered by the polypropylene material filling layer enters a cation exchange resin filter layer 7, the exchange resin adsorption layer is filled with amino alkyl phosphate chelating ion exchange resin and is used for adsorbing more than 90% of Sb, Bi and other impurities in the electrolyte, and then the electrolyte after four-stage filtration and purification is pumped into an electrolytic cell through a pump body for electrolysis.
According to the above, the embodiment of the utility model provides a high-purity copper electrolyte purifier, the device integrate a process units with a plurality of edulcoration processes in the middle of, have simple structure, easily operation, low cost, purifying effect characteristics such as excellent, the device can realize high-efficient, the thorough desorption of copper electrolyte impurity, has wide application prospect in copper electrolysis field.
Claims (10)
1. A high-purity copper electrolyte purification device is characterized by comprising a purification tank;
the top of the purification tank is connected with a liquid inlet pipe in a penetrating way, the lower part of the tank body of the purification tank is provided with a through hole, and the through hole is connected with a liquid outlet pipe in a penetrating way;
the inside of the purification tank is sequentially provided with a liquid distributor, a filter screen, a polypropylene fiber filter layer, a filling layer and a cation exchange resin filter layer from top to bottom;
the polypropylene fiber filter layer further comprises a first polypropylene fiber filter layer and a second polypropylene fiber filter layer which are sequentially arranged from top to bottom.
2. The apparatus for purifying high purity copper electrolyte as claimed in claim 1, wherein the tank body of the purification tank is made of polypropylene or glass fiber reinforced plastic.
3. The apparatus according to claim 1, wherein the liquid distributor is made of polypropylene or glass fiber reinforced plastic.
4. The apparatus for purifying high purity copper electrolyte according to claim 2 or 3, wherein the polypropylene is random copolymer polypropylene.
5. The apparatus for purifying high purity copper electrolyte as claimed in claim 3, wherein the liquid distributor further comprises:
the liquid distribution cavity is in an inverted funnel shape, and the top of the liquid distribution cavity is communicated with the liquid inlet pipe;
one end of the distribution pipe is communicated with the side surface of the liquid distribution cavity and is uniformly distributed in a radial shape.
6. The apparatus for purifying high purity copper electrolyte according to claim 5, wherein the wall of the distribution pipe is provided with a plurality of spray holes arranged uniformly along the axial direction.
7. The apparatus for purifying high purity copper electrolyte according to claim 1, wherein the first polypropylene fiber filter layer has a pore size of 5 to 10 μm.
8. The apparatus for purifying high purity copper electrolyte according to claim 1, wherein the pore size of the second polypropylene fiber filter layer is 1-5 μm.
9. The apparatus for purifying high purity copper electrolyte as claimed in claim 1, wherein the filling layer is a polypropylene material filling layer with a pore size < 1 μm.
10. The high purity copper electrolyte purification apparatus according to claim 1, wherein the cation exchange resin filtration layer is an aminoalkyl phosphate chelating ion exchange resin or a pyridyl chelating ion exchange resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120432396.2U CN214361747U (en) | 2021-02-26 | 2021-02-26 | High-purity copper electrolyte purifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120432396.2U CN214361747U (en) | 2021-02-26 | 2021-02-26 | High-purity copper electrolyte purifier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214361747U true CN214361747U (en) | 2021-10-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120432396.2U Active CN214361747U (en) | 2021-02-26 | 2021-02-26 | High-purity copper electrolyte purifier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214361747U (en) |
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2021
- 2021-02-26 CN CN202120432396.2U patent/CN214361747U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230330 Address after: Room 418, Block E, Kerui holding group, 233 Nan'er Road, Dongying District, Dongying City, Shandong Province 257071 Patentee after: Shandong Haite metal material Co.,Ltd. Address before: 257000 south two road, Dongying District, Dongying, Shandong Province, No. 233 Patentee before: Dongying Haite metal material Co.,Ltd. |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 3, Phase 1, Dongying Shengli Petroleum Technology Innovation Park, No. 1123 Yunmenshan Road, Dongying District (Dongying High tech Industrial Development Zone), Dongying City, Shandong Province, 257000 Patentee after: Shandong Haite Electronic Materials Co.,Ltd. Address before: Room 418, Block E, Kerry Holdings Group, No. 233 Nan'er Road, Dongying District, Dongying City, Shandong Province, 257071 Patentee before: Shandong Haite metal material Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A high-purity copper electrolyte purification device Effective date of registration: 20231201 Granted publication date: 20211008 Pledgee: Dongying rural commercial bank Limited by Share Ltd. West City Branch Pledgor: Shandong Haite Electronic Materials Co.,Ltd. Registration number: Y2023980068784 |