Copper extraction agent mixing and separating extractor

By designing a copper extractant mixing extractor, the system utilizes a phase separation chamber and a stirring motor to achieve efficient phase separation and mixing of the liquid. This solves the problems of large equipment and complex pipelines in traditional hydrometallurgical processes, improves extraction efficiency and resource utilization, and reduces costs and floor space.

CN224186229UActive Publication Date: 2026-05-01SHANXI JUCHENG NEW CONSTRUCTION ENGINEERING CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
SHANXI JUCHENG NEW CONSTRUCTION ENGINEERING CO LTD
Filing Date
2025-04-23
Publication Date
2026-05-01

AI Technical Summary

Technical Problem

Traditional hydrometallurgical processes used in mining involve copper extraction equipment with large volumes, dispersed tank layouts, and complex pipeline connections, making it difficult to efficiently recycle copper-containing waste.

Method used

Design a copper extractant mixing and extraction device, including a phase separation chamber, a mixing chamber, an oil phase chamber, an aqueous phase chamber, an overflow pipe, etc. Separated by an overflow plate and an oil overflow tank, and combined with a stirring motor and a fluid pump, it can achieve efficient phase separation and mixing of liquids. It is equipped with a convenient pipeline connection device for easy maintenance.

Benefits of technology

It improves phase separation efficiency and extraction product quality, reduces production costs, saves equipment floor space and maintenance time, and enhances resource utilization and equipment stability.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a copper extractant mixing and separating extractor, which aims to solve the problems of poor phase separation, inaccurate fluid control, inconvenient component maintenance and the like of the existing copper extraction equipment, a phase separation cavity, a mixing and stirring cavity, an oil phase cavity and a water phase cavity are arranged in the extractor, each cavity is separated by a specific structure, a stirring motor and a stirring rod are arranged at the top of the mixing and stirring cavity, and the oil phase cavity and the water phase cavity are separated by a specific structure. A fluid pump is arranged on the left side, conveying and mixing proportions of different liquids can be accurately controlled, the liquids in a phase splitting cavity flow into corresponding cavities through an overflow pipe and the like to achieve phase splitting, an oil phase flows automatically and is discharged through an oil discharge outlet, and a water phase is filtered by an oil filter and then returns to a corresponding liquid pool to be recycled, in addition, a pipe opening of the overflow pipe is fixed to a sliding rail through a clamping hand. According to the extractor, the copper extraction efficiency and purity can be effectively improved, operation is easy and convenient, maintenance is convenient and fast, and the extractor has good application prospects.
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Description

A copper extractant mixing extractor Technical Field

[0001] This utility model belongs to the technical field of non-ferrous metal extraction, specifically relating to a copper extractant mixing and extraction device. Background Technology

[0002] If copper-containing waste is discarded or improperly disposed of, the copper and other metal components in it will lead to a waste of resources. Copper is an important metal resource that is widely used in many industries such as electrical, electronic, and construction. Recycling and reusing it can greatly alleviate the dependence on primary copper mining and ensure the sustainable supply of copper resources.

[0003] However, a large amount of copper-containing waste needs to be environmentally refined and recycled. The method that can basically meet the environmental recycling requirements should be hydrometallurgical process. However, traditional hydrometallurgical process is mainly used in mining, and its equipment is large in volume and number, the tanks are scattered, and the pipeline connection is complicated. Summary of the Invention

[0004] The purpose of this utility model is to provide a copper extractant mixing extractor to solve the problem mentioned in the background art that a large amount of copper-containing waste needs to be environmentally refined and recycled. The method that can basically meet the environmental recycling requirements should belong to hydrometallurgical process. However, the traditional hydrometallurgical process is mainly used in mining, and its equipment has a large volume and number, the tanks are scattered, and the pipeline connection is complicated.

[0005] To achieve the above objectives, this utility model provides the following technical solution: a copper extractant mixing and extraction device, comprising a mixing and extraction device body;

[0006] A phase separation chamber is provided in the middle of the main body of the mixing extractor, and a copper-poor extractant pool, a copper-rich extractant pool, a copper-rich leachate pool and a copper-poor electrolyte pool are arranged in an array on the left side of the main body of the mixing extractor.

[0007] A mixing chamber is provided on the left side of the phase separation chamber, and an oil phase chamber and a water phase chamber are respectively provided on the right side of the phase separation chamber. An overflow pipe is provided inside the phase separation chamber, and the water phase chamber is connected to the phase separation chamber through a bottom groove.

[0008] Preferably, the phase separation chamber and the mixing chamber are separated by an overflow plate, and the oil phase chamber and the water phase chamber are separated by an oil overflow trough. The overflow plate and the oil overflow trough are lower than the outer shell of the mixing and extracting unit.

[0009] Preferably, a stirring motor is provided at the top center of the mixing chamber, and a stirring rod is provided at the bottom of the stirring motor.

[0010] Preferably, two fluid pumps are respectively installed on the left side of the mixing chamber. A conduit is installed at the bottom of the fluid pump and a connecting pipe is installed at the top of the fluid pump. A three-ended pipe is installed below the connecting pipe. Valves are installed on the left and right sides of the bottom of the three-ended pipe. The front three-ended pipe is connected to the copper-poor extractant tank and the copper-rich extractant tank, and the rear three-ended pipe is connected to the copper-rich leachate tank and the copper-poor electrolyte tank.

[0011] Preferably, an oil drain port is provided at the bottom of the outer side of the oil phase chamber, and a drain port is provided at the bottom of the side of the water phase chamber. An oil filter is provided at the outer side of the drain port. The extractant enters the oil phase chamber through the overflow pipe and the oil overflow tank and is discharged by gravity through the oil drain port. The copper-rich electrolyte and the copper-poor leaching solution return to the copper-rich leaching solution tank and the copper-poor electrolyte tank through the bottom tank, the overflow pipe and the drain port and the oil filter.

[0012] Preferably, an outlet is provided at the top of the overflow pipe, and a slide rail is provided at the rear of the overflow pipe.

[0013] Preferably, a clamp is provided at the rear side of the pipe opening, a disassembly plate is provided at the side of the clamp, and slots are provided on the left and right sides of the slide rail, and the pipe opening is fixedly connected to the slide rail by the clamp.

[0014] Preferably, the phase separation chamber is connected to the oil phase chamber via an overflow pipe, and an overflow pipe is also provided inside the water phase chamber, with the overflow pipe inside the water phase chamber connected to a drain outlet.

[0015] Compared with the prior art, the present invention provides a copper extractant mixing and extraction device, which has the following beneficial effects:

[0016] 1. The system comprises a mixing chamber, oil phase chamber, water phase chamber, overflow pipe, bottom tank, overflow plate, oil overflow tank, stirring motor, stirring rod, fluid pump, conduit, three-way pipe, oil drain port, water drain port, and oil filter. The phase separation chamber and mixing chamber are separated by the overflow plate, and the oil phase chamber and water phase chamber are separated by the oil overflow tank. The overflow plate and oil overflow tank are lower than the main body of the mixing extractor. This structural design facilitates the natural and efficient phase separation of different liquid phases within the phase separation chamber, improving the efficiency and effectiveness of phase separation during the extraction process and ensuring the quality of the extracted product. A stirring motor and stirring rod are located in the middle of the top of the mixing chamber, and two fluid pumps are located on the left side, connected to different liquid pools via conduits, connecting pipes, three-way pipes, and valves. This design allows for precise control of the different liquids entering the mixing chamber. The flow rate and proportion of the liquid are controlled, and the stirring motor drives the stirring rod to fully stir the liquid, making the liquid more uniform and providing good conditions for the subsequent extraction reaction. The oil outlet at the bottom of the outer side of the oil phase chamber allows the extractant to flow out by gravity. An oil filter is installed on the outer side of the drain outlet at the bottom of the aqueous phase chamber. The copper-rich electrolyte and the copper-poor leaching solution return to the corresponding liquid pool through the bottom tank, overflow pipe, drain outlet and oil filter, realizing convenient discharge and recycling of liquid, reducing production costs, improving resource utilization, and having a compact and reasonable structure: the layout of each chamber and component is compact, the aqueous phase chamber and the phase separation chamber are connected by the bottom tank, and the phase separation chamber is equipped with overflow pipe and other structures. Multiple functions are integrated in a limited space, reducing the equipment footprint and improving the overall performance and practicality of the equipment.

[0017] 2. Through the design of the pipe opening, slide rail, clamp, disassembly plate, and slots, the pipe opening is fixedly connected to the slide rail via the clamp, and a disassembly plate is provided on the side of the clamp. When maintenance, cleaning, or replacement of the overflow pipe is required, simply loosen the disassembly plate to easily operate the clamp, thereby disassembling or installing the pipe opening and overflow pipe. This greatly saves maintenance time and labor costs, and improves the maintainability of the equipment. Slots are provided on both sides of the slide rail, which can achieve precise positioning when installing the clamp and pipe opening, ensuring the accuracy of the overflow pipe installation position. At the same time, this connection method makes the connection between the pipe opening and the slide rail more stable, ensuring the stability of the overflow pipe during equipment operation, avoiding the impact of loosening on the normal operation of the equipment, and improving the working stability of the entire extractor. Attached Figure Description

[0018] Figure 1 is a schematic diagram of the structure of this utility model.

[0019] Figure 2 is a structural schematic diagram of the cross-section of the main body of the mixing and extracting device in this utility model.

[0020] Figure 3 is a schematic diagram of the overflow pipe in this utility model.

[0021] Figure 4 is a schematic diagram of the structure of the tube opening in this utility model.

[0022] Figure 5 is a schematic diagram of the slide rail structure in this utility model.

[0023] In the diagram: 1. Main body of the mixing and extraction unit; 2. Mixing chamber; 3. Stirring motor; 4. Connecting pipe; 5. Fluid pump; 6. Three-way pipe; 7. Valve; 8. Phase separation chamber; 9. Drain outlet; 10. Oil outlet; 11. Oil filter; 12. Oil phase chamber; 13. Overflow tank; 14. Aqueous phase chamber; 15. Copper-poor extractant tank; 16. Copper-rich extractant tank; 17. Copper-rich leachate tank; 18. Copper-poor electrolyte tank; 19. Conduit; 20. Stirring rod; 21. Overflow plate; 22. Overflow pipe; 23. Bottom tank; 24. Slide rail; 25. Pipe opening; 26. Clamp; 27. Disassembly plate; 28. Slot. Detailed Implementation

[0024] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0025] This utility model provides a copper extractant mixing extractor as shown in Figures 1-5, including a mixing extractor body 1;

[0026] A phase separation chamber 8 is provided in the middle of the body of the mixed extractor 1, and a copper-poor extractant pool 15, a copper-rich extractant pool 16, a copper-rich leachate pool 17 and a copper-poor electrolyte pool 18 are arranged in an array on the left side of the body of the mixed extractor 1.

[0027] A mixing chamber 2 is provided on the left side of the phase separation chamber 8, and an oil phase chamber 12 and a water phase chamber 14 are provided on the right side of the phase separation chamber 8 respectively. An overflow pipe 22 is provided inside the phase separation chamber 8. The water phase chamber 14 is connected to the phase separation chamber 8 through a bottom groove 23.

[0028] The phase separation chamber 8 and the mixing chamber 2 are separated by an overflow plate 21, and the oil phase chamber 12 and the water phase chamber 14 are separated by an oil overflow tank 13. The overflow plate 21 and the oil overflow tank 13 are lower than the outer shell of the main body 1 of the mixing and extracting device.

[0029] A stirring motor 3 is installed at the top center of the mixing chamber 2, and a stirring rod 20 is installed at the bottom of the stirring motor 3.

[0030] Two fluid pumps 5 are respectively installed on the left side of the mixing chamber 2. A conduit 19 is installed at the bottom of the fluid pump 5 and a connecting pipe 4 is installed at the top of the fluid pump 5. A three-way pipe 6 is installed below the connecting pipe 4. Valves 7 are installed on the left and right sides of the bottom of the three-way pipe 6. The front three-way pipe 6 is connected to the copper-poor extractant tank 15 and the copper-rich extractant tank 16, and the rear three-way pipe 6 is connected to the copper-rich leachate tank 17 and the copper-poor electrolyte tank 18.

[0031] An oil drain port 10 is provided at the bottom of the outer side of the oil phase chamber 12, and a drain port 9 is provided at the bottom of the side of the water phase chamber 14. An oil filter 11 is provided at the outer side of the drain port 9. The extractant enters the oil phase chamber 12 through the overflow pipe 22 and the oil overflow tank 13 and is discharged by gravity through the oil drain port 10. The copper-rich electrolyte and the copper-poor leaching solution return to the copper-rich leaching solution tank 17 and the copper-poor electrolyte tank 18 through the bottom tank 23, the overflow pipe 22, the drain port 9, and the oil filter 11.

[0032] An outlet 25 is provided at the top of the overflow pipe 22, and a slide rail 24 is provided at the rear of the overflow pipe 22.

[0033] A clamp 26 is provided at the rear of the pipe opening 25, and a disassembly plate 27 is provided on the side of the clamp 26. Slots 28 are provided on the left and right sides of the slide rail 24 respectively. The pipe opening 25 is fixedly connected to the slide rail 24 through the clamp 26.

[0034] The phase separation chamber 8 is connected to the oil phase chamber 12 via an overflow pipe 22. An overflow pipe 22 is also provided inside the water phase chamber 14, and the overflow pipe 22 inside the water phase chamber 14 is connected to the drain outlet 9.

[0035] In this embodiment, the specific implementation steps of a copper extractant mixing extractor are as follows: Check whether all components of the equipment are securely installed, whether all pipe connections are tight, and whether valve 7 is in a normally closed state. Confirm that there is sufficient liquid in the copper-poor extractant tank 15, copper-rich extractant tank 16, copper-rich leachate tank 17, and copper-poor electrolyte tank 18. Start the stirring motor 3, which drives the stirring rod 20 to rotate and stir the liquid in the mixing chamber 2. According to the extraction process requirements, turn on the two fluid pumps 5 on the left side of the mixing chamber 2. The fluid pumps 5 draw liquid from the corresponding copper-poor extractant tank 15, copper-rich extractant tank 16, copper-rich leachate tank 17, and copper-poor electrolyte tank 18 through the conduit 19. The drawn liquid reaches the three-way pipe 6 through the connecting pipe 4. By adjusting the opening of valve 7, the flow rate and proportion of different liquids entering the mixing chamber 2 are controlled to achieve precise extraction. The liquid, after being stirred and mixed, flows into the phase separation chamber 8 through the overflow plate 21. In the phase separation chamber 8, the liquid begins to separate naturally due to differences in density and other properties. The oil phase flows into the oil phase chamber 12 through the overflow pipe 22 and the oil overflow tank 13, while the water phase flows into the water phase chamber 14 through the bottom tank 23. The extractant in the oil phase chamber 12 is discharged by gravity through the oil outlet 10. The copper-rich electrolyte and copper-poor leaching solution in the water phase chamber 14 are discharged through the drain outlet 9. During the discharge process, the solution is filtered by the oil filter 11 to remove any possible impurities and then returns to the copper-rich leaching solution tank 17 and the copper-poor electrolyte tank 18 for recycling. If it is necessary to maintain or replace components such as the overflow pipe 22, the disassembly plate 27 on the side of the clamp 26 can be loosened. By moving the clamp 26 on the slide rail 24, the pipe port 25 and the overflow pipe 22 can be easily disassembled or installed.

[0036] As shown in Figures 1 and 2, a mixing chamber 2 is located on the left side of the phase separation chamber 8, and an oil phase chamber 12 and an aqueous phase chamber 14 are located on the right side of the phase separation chamber 8, respectively. An overflow pipe 22 is located inside the phase separation chamber 8. The aqueous phase chamber 14 is connected to the phase separation chamber 8 via a bottom groove 23. The phase separation chamber 8 and the mixing chamber 2 are separated by an overflow plate 21. The oil phase chamber 12 and the aqueous phase chamber 14 are separated by an oil overflow trough 13. The overflow plate 21 and the oil overflow trough 13 are lower than the outer shell of the mixing extractor body 1. A stirring motor 3 is located at the top center of the mixing chamber 2, and a stirring rod 20 is located at the bottom of the stirring motor 3. Two fluid pumps 5 are located on the left side of the mixing chamber 2, and a conduit 19 is located at the bottom of the fluid pumps 5. A connecting pipe 4 is provided, and a three-way pipe 6 is provided below the connecting pipe 4. Valves 7 are provided on the left and right sides of the bottom of the three-way pipe 6. The front three-way pipe 6 is connected to the copper-poor extractant tank 15 and the copper-rich extractant tank 16, and the rear three-way pipe 6 is connected to the copper-rich leachate tank 17 and the copper-poor electrolyte tank 18. An oil drain port 10 is provided at the bottom of the outer side of the oil phase chamber 12, and a drain port 9 is provided at the bottom of the side of the water phase chamber 14. An oil filter 11 is provided at the outer side of the drain port 9. The extractant enters the oil phase chamber 12 through the overflow pipe 22 and the oil overflow tank 13 and is discharged by gravity through the oil drain port 10. The copper-rich electrolyte and the copper-poor leaching solution return to the copper-rich leachate tank 17 and the copper-poor electrolyte tank 18 through the bottom tank 23, the overflow pipe 22, the drain port 9, and the oil filter 11.

[0037] Preferably, the phase separation chamber 8 and the mixing chamber 2 are separated by an overflow plate 21, and the oil phase chamber 12 and the water phase chamber 14 are separated by an oil overflow tank 13. The overflow plate 21 and the oil overflow tank 13 are lower than the outer shell of the main body 1 of the mixing extractor. This structural design facilitates the natural and efficient phase separation of different liquid phases within the phase separation chamber 8, improving the efficiency and effectiveness of phase separation during the extraction process and ensuring the quality of the extracted product. A stirring motor 3 and a stirring rod 20 are installed in the middle of the top of the mixing chamber 2, and two fluid pumps 5 are located on the left side, connected to different liquid pools via a conduit 19, a connecting pipe 4, a three-way pipe 6, and a valve 7. This design allows for precise control of the flow rate and proportion of different liquids entering the mixing chamber 2. Simultaneously, the stirring motor 3 drives the stirring rod 20 to fully mix the liquids. The mixture is more uniform, providing good conditions for subsequent extraction reactions. The oil outlet 10 at the bottom of the outer side of the oil phase chamber 12 allows the extractant to flow out by gravity. An oil filter 11 is installed outside the drain outlet 9 at the bottom of the side of the aqueous phase chamber 14. The copper-rich electrolyte and the copper-poor leaching solution return to the corresponding liquid pool through the bottom tank 23, overflow pipe 22, drain outlet 9 and oil filter 11, realizing convenient discharge and recycling of liquids, reducing production costs, improving resource utilization, and having a compact and reasonable structure: the layout of each chamber and component is compact. The aqueous phase chamber 14 and the phase separation chamber 8 are connected by the bottom tank 23. The phase separation chamber 8 is equipped with an overflow pipe 22 and other structures. Multiple functions are integrated in a limited space, reducing the equipment footprint and improving the overall performance and practicality of the equipment.

[0038] As shown in Figure 3-5, an outlet 25 is provided at the top of the overflow pipe 22, a slide rail 24 is provided at the rear of the overflow pipe 22, a clamp 26 is provided at the rear of the outlet 25, a disassembly plate 27 is provided on the side of the clamp 26, and slots 28 are provided on the left and right sides of the slide rail 24 respectively. The outlet 25 is fixedly connected to the slide rail 24 through the clamp 26.

[0039] Preferably, the port 25 is fixedly connected to the slide rail 24 via a clamp 26, and a disassembly plate 27 is provided on the side of the clamp 26. When maintenance, cleaning, or replacement of the overflow pipe 22 is required, the clamp 26 can be easily operated by simply loosening the disassembly plate 27, thereby disassembling or installing the port 25 and the overflow pipe 22. This greatly saves maintenance time and labor costs and improves the maintainability of the equipment. The slide rail 24 is provided with slots 28 on both the left and right sides. When installing the clamp 26 and the port 25, the slots 28 can be used to achieve precise positioning, ensuring the accuracy of the installation position of the overflow pipe 22. At the same time, this connection method makes the connection between the port 25 and the slide rail 24 more stable, ensuring the stability of the overflow pipe 22 during equipment operation, avoiding the impact of loosening on the normal operation of the equipment, and improving the working stability of the entire extractor.

[0040] As shown in Figures 1-5, the phase separation chamber 8 is connected to the oil phase chamber 12 through the overflow pipe 22. The water phase chamber 14 is also equipped with an overflow pipe 22, which is connected to the drain outlet 9 inside the water phase chamber 14.

[0041] Optionally, the phase separation chamber 8 is connected to the oil phase chamber 12 via an overflow pipe 22, allowing the separated oil phase liquid to flow smoothly and efficiently into the oil phase chamber 12. During the extraction process, the separated oil phase can stably enter the oil phase chamber 12 through the overflow pipe 22 by its own gravity and liquid level difference, ensuring the continuity of oil phase collection and subsequent processing, which is beneficial to improving the efficiency of the entire extraction process. The overflow pipe 22 located inside the aqueous phase chamber 14 is connected to the drain outlet 9. This structure allows the liquid in the aqueous phase chamber 14 to be discharged in an orderly manner. In actual operation, the aqueous phase liquid that meets the requirements... The liquid can reach the drain outlet 9 through the overflow pipe 22, and after being treated by the oil filter 11, it returns to the corresponding liquid pool for recycling. This realizes the rational utilization of water resources and the stable operation of the entire extraction system, reducing production costs. An overflow pipe 22 connected to the phase separation chamber 8 is set inside the aqueous phase chamber 14 and connected to the drain outlet 9, avoiding the laying of additional complex pipelines. This simple structural design reduces the space occupied inside the equipment while ensuring the equipment's functionality, making the overall structure of the equipment more compact, which is conducive to the layout and installation of the equipment and improves the effective utilization rate of the equipment space.

[0042] Finally, it should be noted that the above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A copper extractant mixing and extraction device, comprising a mixing and extraction device body (1); a phase separation chamber (8) is provided at the middle position inside the mixing and extraction device body (1), and copper-poor extractant tank (15), copper-rich extractant tank (16), copper-rich leachate tank (17), and copper-poor electrolyte tank (18) are arranged in an array at the left side position of the mixing and extraction device body (1); characterized in that: A mixing chamber (2) is provided on the left side of the phase separation chamber (8), an oil phase chamber (12) and a water phase chamber (14) are provided on the right side of the phase separation chamber (8), an overflow pipe (22) is provided inside the phase separation chamber (8), and the water phase chamber (14) is connected to the phase separation chamber (8) through a bottom groove (23).

2. The copper extractant mixing and extraction apparatus according to claim 1, characterized in that: The phase separation chamber (8) and the mixing chamber (2) are separated by an overflow plate (21), and the oil phase chamber (12) and the water phase chamber (14) are separated by an oil overflow trough (13). The overflow plate (21) and the oil overflow trough (13) are lower than the outer shell of the main body (1) of the mixing extractor.

3. The copper extractant mixing and extraction apparatus according to claim 2, characterized in that: A stirring motor (3) is provided at the top middle position of the mixing chamber (2), and a stirring rod (20) is provided at the bottom position of the stirring motor (3).

4. The copper extractant mixing and extraction apparatus according to claim 3, characterized in that: Two fluid pumps (5) are respectively installed on the left side of the mixing chamber (2). A conduit (19) is installed at the bottom of the fluid pump (5). A connecting pipe (4) is installed at the top of the fluid pump (5). A three-headed pipe (6) is installed below the connecting pipe (4). Valves (7) are respectively installed on the left and right sides of the bottom of the three-headed pipe (6). The front three-headed pipe (6) is connected to the copper-poor extractant tank (15) and the copper-rich extractant tank (16). The rear three-headed pipe (6) is connected to the copper-rich leachate tank (17) and the copper-poor electrolyte tank (18).

5. The copper extractant mixing and extraction apparatus according to claim 4, characterized in that: An oil drain port (10) is provided at the bottom of the outer side of the oil phase chamber (12), and a drain port (9) is provided at the bottom of the side of the water phase chamber (14). An oil filter (11) is provided at the outer side of the drain port (9). The extractant enters the oil phase chamber (12) through the overflow pipe (22) and the oil overflow tank (13) and is discharged by gravity through the oil drain port (10). The copper-rich electrolyte and the copper-poor molten solution return to the copper-rich leaching solution tank (17) and the copper-poor electrolyte tank (18) through the bottom tank (23), the overflow pipe (22), the drain port (9), and the oil filter (11).

6. The copper extractant mixing and extraction apparatus according to claim 1, characterized in that: An outlet (25) is provided at the top of the overflow pipe (22), and a slide rail (24) is provided at the rear side of the overflow pipe (22).

7. A copper extractant mixing and extraction apparatus according to claim 6, characterized in that: A clamp (26) is provided at the rear side of the pipe opening (25), a disassembly plate (27) is provided at the side of the clamp (26), and slots (28) are provided on the left and right sides of the slide rail (24). The pipe opening (25) is fixedly connected to the slide rail (24) through the clamp (26).

8. A copper extractant mixing and extraction apparatus according to claim 5, characterized in that: The phase separation chamber (8) is connected to the oil phase chamber (12) through the overflow pipe (22). The water phase chamber (14) is also provided with an overflow pipe (22) inside. The overflow pipe (22) inside the water phase chamber (14) is connected to the drain outlet (9).