CN209759545U - Acid waste liquid copper extraction system - Google Patents
Acid waste liquid copper extraction system Download PDFInfo
- Publication number
- CN209759545U CN209759545U CN201920294211.9U CN201920294211U CN209759545U CN 209759545 U CN209759545 U CN 209759545U CN 201920294211 U CN201920294211 U CN 201920294211U CN 209759545 U CN209759545 U CN 209759545U
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- Prior art keywords
- organic phase
- tank
- extraction
- liquid
- acid waste
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- 238000000605 extraction Methods 0.000 title claims abstract description 94
- 239000007788 liquid Substances 0.000 title claims abstract description 89
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 22
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 22
- 239000010949 copper Substances 0.000 title claims abstract description 22
- 239000002699 waste material Substances 0.000 title claims abstract description 21
- 239000002253 acid Substances 0.000 title claims abstract description 20
- 239000012074 organic phase Substances 0.000 claims abstract description 69
- 238000005406 washing Methods 0.000 claims abstract description 41
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims abstract description 30
- 230000008676 import Effects 0.000 claims abstract description 20
- 239000003792 electrolyte Substances 0.000 claims abstract description 10
- 235000011121 sodium hydroxide Nutrition 0.000 claims abstract description 10
- 230000008929 regeneration Effects 0.000 claims abstract description 4
- 238000011069 regeneration method Methods 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 11
- 239000010959 steel Substances 0.000 claims description 11
- 238000002156 mixing Methods 0.000 claims description 10
- 238000013461 design Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 239000012535 impurity Substances 0.000 abstract description 8
- 150000002500 ions Chemical class 0.000 abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 15
- 239000012071 phase Substances 0.000 description 9
- 238000005352 clarification Methods 0.000 description 5
- 238000005457 optimization Methods 0.000 description 5
- 238000012546 transfer Methods 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- JPVYNHNXODAKFH-UHFFFAOYSA-N Cu2+ Chemical compound [Cu+2] JPVYNHNXODAKFH-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 2
- 229910001431 copper ion Inorganic materials 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000008346 aqueous phase Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
Classifications
-
- 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
Landscapes
- Extraction Or Liquid Replacement (AREA)
Abstract
The utility model relates to a copper extraction technical field, specific acid waste liquid copper extraction system that says so, this extraction system include organic phase circulation groove, extraction tank, washing liquid circulation groove and raffinate liquid deoiling groove, the output of organic phase circulation groove is connected with the extract export, the input of extraction tank still is connected with first liquid caustic soda import, the input of washing liquid circulation groove still is connected with the import of second liquid caustic soda, the output of raffinate liquid deoiling groove is connected with the export of organic phase of regeneration and electrolyte. In order to avoid the entrainment of other impurity ions into an electrolyte system along with an organic phase, the extracted organic phase enters a two-stage series countercurrent washing and then enters a back extraction section, the organic phase is unloaded and then automatically flows into an organic phase storage tank, and then the organic phase is repeatedly extracted by a pump extraction section.
Description
Technical Field
The utility model relates to a copper extraction technical field specifically is an acid waste liquid copper extraction system.
Background
The application number of CN201320222573.X discloses a device for extracting and separating copper from acidic waste etching liquid, which comprises a copper extraction separator, and an acidic waste liquid transfer tank, a washing water transfer tank, a back extraction liquid transfer tank, an extractant oil-water separator, a washing water oil-water separator, a back extraction liquid oil-water separator and a waste water oil-water separator which are respectively communicated with the copper extraction separator through pipelines, wherein the washing water oil-water separator, the back extraction liquid oil-water separator, the waste water oil-water separator and the back extraction liquid transfer tank are respectively communicated with the extractant oil-water separator through pipelines. The utility model discloses can conveniently extract the copper of retrieving in the acid etching liquid that gives up, entire system moves in box inclosed environment, has both retrieved the resource, has avoided environmental pollution and has reduced the wasting of resources, has reduced the problem of smuggleing the extractant secretly in the aqueous phase again, is favorable to the cyclic utilization of waste water, moreover the utility model discloses an equipment is compact, operation safe and reliable, maintenance are convenient.
However, the above-mentioned schemes still have certain defects, and the inventors have found through research that the above-mentioned schemes cannot avoid that other impurity ions (such as chloride ions and the like) are carried into the electrolyte system along with the organic phase, so that the extraction effect is not ideal, and how to invent an acid waste liquid copper extraction system to solve these problems becomes a problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In order to make up the above deficiency, the utility model aims to provide an acid waste liquid copper extraction system to solve the problem that proposes in the above-mentioned background art.
The technical scheme of the utility model is that: the utility model provides an acid waste liquid copper extraction system, this extraction system includes organic phase circulation groove, extraction tank, washing liquid circulation groove and extraction raffinate liquid deoiling groove, the input of organic phase circulation groove, extraction tank, washing liquid circulation groove and extraction raffinate liquid deoiling groove is connected with organic phase import, acid waste liquid import, washing liquid import and strip liquor import respectively, the output of organic phase circulation groove is connected with the extract export, the input of extraction tank still is connected with first liquid caustic soda import, the input of washing liquid circulation groove still is connected with second liquid caustic soda import, the output of extraction raffinate liquid deoiling groove is connected with regeneration organic phase export and electrolyte export.
As a further optimization of the technical scheme, the extraction tank is designed to be a conjoined structure tank, the design directions of the extraction mixing chambers are consistent, and for the sake of simplicity, attractiveness and convenience in operation of the whole workshop, the extraction tank is designed to be the conjoined structure tank, and all levels of extraction mixing chambers are placed in the same direction, so as to save space.
As a further optimization of the technical scheme, the organic phase circulation tank, the extraction tank, the washing liquid circulation tank and the raffinate deoiling tank are all formed by welding hard PVC plates.
As a further optimization of the technical scheme, liquid flows between the extraction chambers of the extraction tanks are connected by the diversion trenches in the extraction tanks.
As the further optimization of the technical scheme, the raffinate deoiling tank is arranged above the steel structure platform, the organic phase circulating tank is arranged below the steel structure platform, a circulating pump is arranged in the organic phase circulating tank, the extraction tank is arranged above the steel structure platform, and the organic phase circulating tank and the washing liquid circulating tank are arranged below the steel structure platform, so that the space can be effectively saved, and the conveying distance between pipelines is reduced.
As further optimization of the technical scheme, the organic phase pumps at the organic phase inlet and the regenerated organic phase outlet are both flange-type ball valves so as to avoid the situation that the organic phase is difficult to open due to expansion after being soaked relative to the valve core, and the other valves are butterfly valves so as to reduce the pipeline installation distance and reduce the investment cost.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model relates to an acid waste liquid copper extraction system, extraction adopt 3 levels to extract +2 levels of washing +3 levels of back extraction counter-current flow extraction process. The organic phase and the feed liquid respectively enter an extraction system from the first stage and the third stage, and then are subjected to mixed extraction in a countercurrent manner. The extracted feed liquid (namely raffinate) automatically flows into a raffinate oil removing groove. In order to prevent other impurity ions (such as chloride ions and the like) from entering an electrolyte system along with the entrainment of an organic phase, the extracted organic phase (namely a loaded organic phase) enters a two-stage series countercurrent washing and then enters a back extraction section, the organic phase is unloaded (namely a regenerated organic phase) and automatically flows into an organic phase storage tank, and then the repeated extraction is carried out by a pump extraction section. When the impurity content of the washing liquid is high, the washing liquid needs to be opened, then new liquid is supplemented, copper ions in the washing liquid of the opened part are recovered, and the washing liquid of the opened part can be merged into the material liquid to enter an extraction system.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1-an organic phase circulation tank; 2-an extraction tank; 3-a washing liquid circulation tank; 4-oil removal groove for raffinate; 5-an organic phase inlet; 6-an extract outlet; 7-acid waste liquid inlet; 8-washing liquid inlet; 9-a second liquid caustic soda inlet; 10-a stripping liquid inlet; 11-regenerated organic phase outlet; 12-electrolyte outlet; 13-first caustic soda liquor inlet.
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 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.
Referring to fig. 1, the present invention provides a technical solution: the utility model provides an acid waste liquid copper extraction system, this extraction system includes organic phase circulation tank 1, extraction tank 2, washing liquid circulation tank 3 and raffinate deoiling groove 4, the input of organic phase circulation tank 1, extraction tank 2, washing liquid circulation tank 3 and raffinate deoiling groove 4 is connected with organic phase import 5, acid waste liquid import 7, wash liquor import 8 and strip liquor import 10 respectively, the output of organic phase circulation tank 1 is connected with extract outlet 6, the input of extraction tank 2 still is connected with first liquid caustic soda import 13, the input of washing liquid circulation tank 3 still is connected with second liquid caustic soda import 9, the output of raffinate deoiling groove 4 is connected with regeneration organic phase export 11 and electrolyte export 12.
Specifically, the extraction tank 2 is designed to be a connected structure tank, the design directions of the extraction mixing chambers are consistent, the extraction tank 2 is designed to be a connected structure tank for the purpose of concise, attractive and convenient operation of the overall planning of a workshop, and all levels of extraction mixing chambers are placed in the same direction so as to save space.
Specifically, the organic phase circulation tank 1, the extraction tank 2, the washing liquid circulation tank 3 and the raffinate oil removal tank 4 are all formed by welding hard PVC plates.
Specifically, liquid flows between the extraction chambers of the extraction tank 2 are connected by a diversion trench in the extraction tank 2.
Specifically, raffinate deoiling groove 4 sets up the top at the steel structure platform, organic circulation tank 1 sets up the below at the steel structure platform, 1 built-in circulating pumps in organic circulation tank, extraction tank 2 are installed in steel structure platform top, and organic circulation tank 1 and washing liquid circulation tank 3 are installed in the below of steel structure platform, can effectively save space and less transport distance between the pipeline.
Specifically, the organic phase pumps at the organic phase inlet 5 and the regenerated organic phase outlet 11 are all flange-type ball valves to avoid the situation that the organic phase is difficult to open due to expansion after being soaked, and the other valves are butterfly valves to reduce the pipeline installation distance and reduce the investment cost.
The mixing time of the two phases is 3min, the clarification rate is 2.5 m/m2H, the extraction section compares the ratio of O/a = 3: 1, water washing phase O/a = 4: 1, stripping phase ratio O/a = 2: 1. by calculating: the dimensions of the mixing chambers of the stages are 600mm by 1200 mm. The bottom of the mixing chamber is provided with a false bottom, two phases respectively enter from the bottom of the mixing chamber, and baffle plates are arranged around the mixing chamber to prevent the liquid from rotating along with the stirring turbine. The stirring impeller is 200mm in diameter and welded with 316L stainless steel. The size of the clarifying chamber is 3400mm (including a liquid flow weir). times.600 mm. times.1200 mm. Each stage of clarification chamber is provided with two rows of grid plates for forcedly splitting phases of the mixed phase. The water phase liquid flow weirs of each stage of the extraction and clarification chamber overflow from the bottom to the upper part of the clarification tank by using PVC pipelines, the upper parts of the pipelines are connected by adopting movable screw threads, and the thicknesses of the organic phase and the water phase in the clarification chamber and the reflux ratio of the water phase are controlled by adjusting the height of the pipelines;
The organic phase circulating tank 1 and the raffinate storage tank are both arranged below the extraction steel structure platform, and the sizes of the organic phase circulating tank 1 and the raffinate storage tank are 3000mm multiplied by 1500mm multiplied by 1200 mm. A partition board is arranged in the organic phase circulating tank 1 at a position 500mm away from the circulating pump, the organic phase is clarified and overflows into the next stage to prevent the organic phase from carrying solution and returning to the extraction system, the outlet of the washing solution circulating pump is divided into two paths, and when the content of impurities in the washing solution is high, the two paths are used for shunting and supplementing new solution to relieve the content of the impurities in the washing solution;
It should be noted that all solution pumps in the workshop process are polytetrafluoroethylene solution pumps in the Anhui horizontal dragon pump industry, are mechanically sealed and are provided with explosion-proof motors (explosion-proof grade IP 55), and each solution pump is controlled by a frequency converter so as to save energy consumption;
The raffinate deoiling tank 4 is arranged below the extraction operation platform, has the size of 3000mm multiplied by 1500mm multiplied by 1200mm, and is totally divided into 6 sections, namely 6 levels of oil separation, namely a baffle plate with the form of downward inlet and upward outlet at the position of 800mm of the inlet direction of the raffinate. The removed organic phase is collected and then returned to the extraction system;
The organic phase flowmeter adopts an external clamp type ultrasonic flowmeter, and the feed liquid, the washing liquid and the electrolyte adopt rotor type flowmeters; in order to ensure the highest recovery rate of the electrolytic copper, the concentration of the organic phase is proportioned according to 20 percent;
Specifically, the extraction adopts a 3-level extraction, 2-level washing and 3-level back extraction counter-flow extraction process. The organic phase and the feed liquid respectively enter an extraction system from the first stage and the third stage, and then are subjected to mixed extraction in a countercurrent manner. The extracted feed liquid (namely raffinate) automatically flows into a raffinate oil removing groove. In order to prevent other impurity ions (such as chloride ions and the like) from entering an electrolyte system along with the entrainment of an organic phase, the extracted organic phase (namely a loaded organic phase) enters a two-stage series countercurrent washing and then enters a back extraction section, the organic phase is unloaded (namely a regenerated organic phase) and automatically flows into an organic phase storage tank, and then the repeated extraction is carried out by a pump extraction section. When the impurity content of the washing liquid is high, the washing liquid needs to be opened, then new liquid is supplemented, copper ions in the washing liquid of the opened part are recovered, and the washing liquid of the opened part can be merged into the material liquid to enter an extraction system.
The basic principles, main features and advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. the utility model provides an acid waste liquid copper extraction system which characterized in that: this extraction system includes organic phase circulation tank (1), extraction tank (2), washing liquid circulation tank (3) and raffinate liquid deoiling groove (4), the input of organic phase circulation tank (1), extraction tank (2), washing liquid circulation tank (3) and raffinate liquid deoiling groove (4) is connected with organic phase import (5), acid waste liquid import (7), washing liquid import (8) and back extraction liquid import (10) respectively, the output of organic phase circulation tank (1) is connected with extract export (6), the input of extraction tank (2) still is connected with first liquid caustic soda import (13), the input of washing liquid circulation tank (3) still is connected with second liquid caustic soda import (9), the output of extract raffinate liquid deoiling groove (4) is connected with regeneration organic phase export (11) and electrolyte export (12).
2. The acid waste liquid copper extraction system according to claim 1, characterized in that: the extraction tank (2) is designed to be a tank with a connected structure, and the design directions of the extraction mixing chambers are consistent.
3. The acid waste liquid copper extraction system according to claim 1, characterized in that: the organic phase circulation tank (1), the extraction tank (2), the washing liquid circulation tank (3) and the raffinate oil removing tank (4) are all formed by welding hard PVC plates.
4. The acid waste liquid copper extraction system according to claim 1, characterized in that: the liquid flows between the extraction tanks (2) are connected by the diversion trenches in the extraction tanks (2).
5. The acid waste liquid copper extraction system according to claim 1, characterized in that: the raffinate oil removing tank (4) is arranged above the steel structure platform, the organic phase circulating tank (1) is arranged below the steel structure platform, and a circulating pump is arranged in the organic phase circulating tank (1).
6. The acid waste liquid copper extraction system according to claim 1, characterized in that: and the organic phase pumps at the organic phase inlet (5) and the regenerated organic phase outlet (11) are both flange-type ball valves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920294211.9U CN209759545U (en) | 2019-03-07 | 2019-03-07 | Acid waste liquid copper extraction system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920294211.9U CN209759545U (en) | 2019-03-07 | 2019-03-07 | Acid waste liquid copper extraction system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209759545U true CN209759545U (en) | 2019-12-10 |
Family
ID=68754025
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920294211.9U Active CN209759545U (en) | 2019-03-07 | 2019-03-07 | Acid waste liquid copper extraction system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209759545U (en) |
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2019
- 2019-03-07 CN CN201920294211.9U patent/CN209759545U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: An acidic waste liquid copper extraction system Effective date of registration: 20220225 Granted publication date: 20191210 Pledgee: Bank of Jiangsu Co.,Ltd. Wuxi Huangxiang sub branch Pledgor: WUXI KEDEBAO MACHINERY EQUIPMENT Co.,Ltd. Registration number: Y2022990000108 |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 214000 2nd floor, 42 Yougu Industrial Park, 58 Jinghong Road, Xibei Town, Xishan District, Wuxi City, Jiangsu Province Patentee after: Jiangsu Kedebao Environmental Protection Machinery Technology Co.,Ltd. Address before: 214000 2nd floor, 42 Yougu Industrial Park, 58 Jinghong Road, Xibei Town, Xishan District, Wuxi City, Jiangsu Province Patentee before: WUXI KEDEBAO MACHINERY EQUIPMENT Co.,Ltd. |