Spodumene lithium extraction wastewater treatment device with preliminary precipitation function

Abstract

The utility model discloses a spodumene lithium extraction wastewater treatment device with a preliminary precipitation function, which comprises a lithium wastewater treatment seat and a base, and the lithium wastewater treatment seat is fixed at the top end of the base. Lithium in two forms in waste water is treated through the two parts, lithium ions are treated through the first part, the treatment liquid channel and the clear water channel are adopted, the first electromagnetic valve and the second electromagnetic valve of the treatment liquid channel and the clear water channel are used in a matched mode, and the negative electrode plate and the positive electrode plate are arranged in the lithium waste water treatment base. The first electromagnetic valve is opened, the second electromagnetic valve is closed, lithium ions are adsorbed on the positive electrode plate when wastewater flows through the negative electrode plate and the positive electrode plate, and at the moment, the third electromagnetic valve is opened and flows through the residue liquid pipeline to the next step of ore residue treatment. Turning off a power supply connected with the negative electrode plate and the positive electrode plate, and enabling clear water to flow to take away lithium ions on the positive electrode plate.

Description

Technical Field

[0001] The utility model relates to the technical field of wastewater treatment, in particular to a spodumene lithium extraction wastewater treatment device with a preliminary precipitation function. Background Art

[0002] Lithium is an important rare metal, and spodumene is an important ore among lithium resources. Spodumene has a high lithium content and therefore plays an important role in the development and utilization of lithium resources.

[0003] Chinese patent authorization announcement No. CN219050638U discloses a spodumene lithium extraction wastewater treatment device, including a mounting frame, a water collection component, an adjustment component, a preliminary sedimentation box and a mixed sedimentation box. Multiple groups of water collection components are provided on one side of the mounting frame, and the upper end of the mounting frame is connected to the adjustment component. The upper part of the interior of the mounting frame is provided with multiple groups of preliminary sedimentation boxes, and the lower part of the interior of the mounting frame is provided with multiple groups of mixed sedimentation boxes. A movable conduit is connected between the adjustment component and the multiple groups of preliminary sedimentation boxes. The water collection component consists of a base frame, a first liquid outlet, a water collection box, a filter screen, a flip cover and a first liquid inlet. The adjustment component consists of a first bottom plate, an adjustment box, a waste residue collection trough, a conveying grid belt, an upper cover, a second liquid inlet and a lower interface.

[0004] The above-mentioned existing technical solutions have the following shortcomings: during use, the scale of its components is difficult to expand, and it is lacking in the collection of lithium ions, which will lead to incomplete collection of lithium. Therefore, there is a certain room for optimization. Therefore, it is necessary to design a spodumene lithium extraction wastewater treatment device with preliminary precipitation function to solve the above-mentioned problems. Utility Model Content

[0005] The purpose of the utility model is to provide a spodumene lithium extraction wastewater treatment device with a preliminary precipitation function to solve the problem raised in the above background technology that the collection of lithium ions is insufficient, resulting in incomplete collection of lithium.

[0006] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a spodumene lithium extraction wastewater treatment device with a preliminary precipitation function, comprising a lithium wastewater treatment seat and a base, wherein the lithium wastewater treatment seat is fixed to the top of the base, a control box is fixed to the top of the lithium wastewater treatment seat, a treatment liquid channel and a clean water channel are respectively provided at both ends of the interior of the lithium wastewater treatment seat, and a first solenoid valve and a second solenoid valve are correspondingly provided on the outside of the lithium wastewater treatment seat on one side of the treatment liquid channel and the clean water channel, a negative electrode plate is fixed to the top of the interior of the lithium wastewater treatment seat, a positive electrode plate is fixed to the bottom end of the interior of the lithium wastewater treatment seat, and a residual liquid pipeline and a high-concentration lithium ion pipeline are respectively fixed at both ends of the interior of the lithium wastewater treatment seat away from the control box. A third solenoid valve is provided on the outside of the residual liquid pipeline, a fourth solenoid valve is provided on the outside of the high-concentration lithium ion pipeline, a collecting bucket is provided on the top of the base below the residual liquid pipeline, a vertical flow pipe body is fixed on the top of the base, and an overflow trough is provided on the top of the inside of the vertical flow pipe body, a suction pipe is fixed on one side of the overflow trough, and the other end of the suction pipe extends to the outside of the vertical flow pipe body, a vertical flow treatment pipeline is provided inside the vertical flow pipe body at the bottom of the overflow trough, one end of the high-concentration lithium ion pipeline passes through the vertical flow pipe body and extends to the inside of the vertical flow treatment pipeline, a sludge trough is opened inside the vertical flow pipe body, and a sludge pipe is fixed inside the sludge trough, and the bottom end of the sludge pipe extends to the bottom of the vertical flow treatment pipeline.

[0007] Preferably, a fixed bracket is evenly fixed to the bottom end of the vertical flow treatment pipe, and a slow flow baffle is fixed between the bottom ends of the fixed bracket. The top of the slow flow baffle is evenly opened with an installation groove, and the installation groove is connected to the fixed bracket.

[0008] Preferably, the surface of the slow-flow baffle is evenly provided with guide grooves, which are arranged in a semi-elliptical shape.

[0009] Preferably, the bottom end of the vertical flow pipe body is configured as an inverted triangle and is made of stainless steel.

[0010] Preferably, a PLC is fixed on one side of the bottom end of the control box, and a timer is fixed on the other side of the bottom end of the control box.

[0011] Preferably, the output end of the timer is electrically connected to the input end of the PLC through a wire, and the output end of the PLC is electrically connected to the input ends of the first solenoid valve, the second solenoid valve, the third solenoid valve and the fourth solenoid valve respectively through wires.

[0012] Compared with the existing technology, the beneficial effects of the present invention are: the spodumene lithium extraction wastewater treatment device with preliminary precipitation function not only realizes the extraction of lithium wastewater in all forms, but also realizes the function of effectively separating the wastewater and the material components to be extracted;

[0013] The two forms of lithium in the wastewater are treated in two parts. The first part treats lithium ions and adopts a treatment liquid channel and a clean water channel. The first solenoid valve and the second solenoid valve are used in conjunction with each other. A negative electrode plate and a positive electrode plate are provided inside the lithium wastewater treatment seat. When power is turned on, the first solenoid valve is opened and the second solenoid valve is closed. When the wastewater flows through the negative electrode plate and the positive electrode plate, the lithium ions are adsorbed on the positive electrode plate. At this time, the third solenoid valve is opened to flow through the residual liquid pipeline to the next step of treating the ore residue. The vertical flow sedimentation method is used to treat the residue. The first solenoid valve is closed and the second solenoid valve is opened. The power supply connected to the negative electrode plate and the positive electrode plate is turned off. Clean water flows through and takes away the lithium ions on the positive electrode plate. The fourth solenoid valve is opened and the third solenoid valve is closed. The high-concentration lithium ion liquid flows into the collection bucket for standby use, realizing automatic collection and control, and effectively improving work efficiency.

[0014] By arranging a water suction pipe and a sludge pipe inside the vertical flow pipe body, when the residual liquid flows through, the residue and wastewater are separated due to the action of the vertical flow pipe body of the device, the wastewater is collected in the overflow trough and discharged through the water suction pipe, the residue is collected in the sludge trough and absorbed by the sludge pipe, and the slow flow baffle and guide groove are provided to buffer the falling residue, thereby improving the service life of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0016] Figure 1 This is a schematic diagram of the cross-sectional structure of the main body of the utility model;

[0017] Figure 2 This is a schematic diagram of the vertical flow tube body structure from a top view of the present invention;

[0018] Figure 3 This is a schematic diagram of the three-dimensional structure of the control box of the utility model;

[0019] Figure 4 This is a schematic diagram of the three-dimensional structure of the slow flow baffle of the utility model

[0020] Figure 5 This is a schematic diagram of the control circuit principle structure of the utility model.

[0021] Explanation of the reference numerals in the figure: 1. Control box; 2. First solenoid valve; 3. Second solenoid valve; 4. Treatment liquid channel; 5. Clean water channel; 6. Lithium wastewater treatment seat; 7. Base; 8. Negative electrode plate; 9. Positive electrode plate; 10. Collection bucket; 11. PLC; 12. Residual liquid pipeline; 13. High-concentration lithium ion pipeline; 14. Third solenoid valve; 15. Sludge pipe; 16. Vertical flow pipe body; 17. Sludge tank; 18. Overflow tank; 19. Suction pipe; 20. Slow flow baffle; 21. Fixed bracket; 22. Vertical flow treatment pipeline; 23. Timer; 24. Diversion tank; 25. Installation tank; 26. Fourth solenoid valve. DETAILED DESCRIPTION

[0022] To make the purpose, technical solutions, and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0023] See also Figure 1-Figure 5 The utility model provides an embodiment: a spodumene lithium extraction wastewater treatment device with a preliminary precipitation function, comprising a lithium wastewater treatment seat 6 and a base 7. The lithium wastewater treatment seat 6 is fixed to the top of the base 7, and a control box 1 is fixed to the top of the lithium wastewater treatment seat 6;

[0024] A PLC 11 is fixed to one side of the bottom end of the control box 1, and a timer 23 is fixed to the other side of the bottom end of the control box 1. The output end of the timer 23 is electrically connected to the input end of the PLC 11 through a wire, and the output end of the PLC 11 is electrically connected to the input ends of the first solenoid valve 2, the second solenoid valve 3, the third solenoid valve 14, and the fourth solenoid valve 26 through wires respectively;

[0025] Specifically, such as Figure 1 and Figure 3 As shown, when in use, the pre-set time is used to process the liquid to be treated corresponding to the flow rate in the different pipelines;

[0026] The two ends of the lithium wastewater treatment seat 6 are respectively provided with a treatment liquid channel 4 and a clean water channel 5, and the outside of the lithium wastewater treatment seat 6 on one side of the treatment liquid channel 4 and the clean water channel 5 is correspondingly provided with a first solenoid valve 2 and a second solenoid valve 3. The top of the lithium wastewater treatment seat 6 is fixed with a negative electrode plate 8, and the bottom end of the lithium wastewater treatment seat 6 is fixed with a positive electrode plate 9. The two ends of the lithium wastewater treatment seat 6 away from the control box 1 are respectively fixed with a residual liquid pipeline 12 and a high-concentration lithium ion pipeline 13. The outside of the residual liquid pipeline 12 is provided with a third solenoid valve 14, and the outside of the high-concentration lithium ion pipeline 13 is provided with a fourth solenoid valve 26. The top of the base 7 below the residual liquid pipeline 12 is provided with a collecting bucket 10, and the top of the base 7 is fixed with a vertical flow pipe body 16;

[0027] The bottom end of the vertical flow pipe body 16 is set to an inverted triangle and is made of stainless steel;

[0028] Specifically, such as Figure 1 As shown, when in use, its design is conducive to silt accumulation and thus facilitates extraction and separation;

[0029] An overflow trough 18 is provided at the top of the vertical flow pipe body 16, a water extraction pipe 19 is fixed to one side of the overflow trough 18, and the other end of the water extraction pipe 19 extends to the outside of the vertical flow pipe body 16, and a vertical flow processing pipe 22 is provided inside the vertical flow pipe body 16 at the bottom of the overflow trough 18;

[0030] The bottom end of the vertical flow processing pipe 22 is evenly fixed with a fixed bracket 21, and a slow flow baffle 20 is fixed between the bottom ends of the fixed bracket 21. The top of the slow flow baffle 20 is evenly provided with a mounting groove 25, and the mounting groove 25 is connected to the fixed bracket 21. The surface of the slow flow baffle 20 is evenly provided with a guide groove 24, which is set in a semi-elliptical shape.

[0031] Specifically, such as Figure 5 As shown, when in use, the dispersed silt impacts downward to prevent the silt from being squeezed and moved around when it moves downward, which is not conducive to extraction and separation;

[0032] One end of the high-concentration lithium ion pipeline 13 passes through the vertical flow pipe body 16 and extends to the interior of the vertical flow treatment pipeline 22. A sludge tank 17 is opened inside the vertical flow pipe body 16, and a sludge pipe 15 is fixed inside the sludge tank 17. The bottom end of the sludge pipe 15 extends to the bottom of the vertical flow treatment pipeline 22.

[0033] Working principle: When the utility model is in use, it first processes two forms of lithium in the wastewater through two parts. The first part processes lithium ions, using a treatment liquid channel 4 and a clean water channel 5, which are equipped with respective valves, a first solenoid valve 2 and a second solenoid valve 3. A negative electrode plate 8 and a positive electrode plate 9 are provided inside the lithium wastewater treatment seat 6. When power is turned on, the first solenoid valve 2 is opened and the second solenoid valve 3 is closed. When the wastewater flows through the negative electrode plate 8 and the positive electrode plate 9, the lithium ions are adsorbed on the positive electrode plate 9. At this time, the third solenoid valve 14 is opened to flow through the residual liquid pipeline 12 to the next step of processing the ore residue. The vertical flow sedimentation method is used to treat the residue. The first solenoid valve 2 is closed and the second solenoid valve 3 is opened. Valve 3, close the power supply connected to the negative electrode plate 8 and the positive electrode plate 9, clean water flows through to take away the lithium ions on the positive electrode plate 9, open the fourth solenoid valve 26 and close the third solenoid valve 14, and the high-concentration lithium ion liquid flows into the collection barrel 10 for standby, realizing automatic collection and control, and effectively improving work efficiency. When the residual liquid flows through, the residue and wastewater are separated due to the action of the vertical flow pipe body 16 of the device, and the wastewater is collected in the overflow trough 18 and discharged through the suction pipe 19. The residue is collected in the sludge trough 17 and finally absorbed by the sludge pipe 15. The slow-flow baffle 20 and the guide trough 24 are provided to buffer the falling residue to increase the service life of the device.

[0034] In the description of this utility model, it should be noted that, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" should be understood in a broad sense. For example, they can refer to fixed connections, detachable connections, or integral connections; mechanical connections, electrical connections; direct connections, indirect connections through an intermediate medium, and internal communication between two components. Those skilled in the art will understand the specific meanings of the above terms in this utility model based on the specific circumstances.

[0035] The device embodiments described above are merely illustrative. The units described as separate components may or may not be physically separate, and the components shown as units may or may not be physical units, i.e., they may be located in one location or distributed across multiple network units. Some or all of the modules may be selected based on actual needs to achieve the objectives of the present embodiment. Persons of ordinary skill in the art will be able to understand and implement the present invention without inventive effort.

[0036] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A spodumene lithium extraction wastewater treatment device with a preliminary precipitation function, comprising a lithium wastewater treatment seat (6) and a base (7), wherein the lithium wastewater treatment seat (6) is fixed on the top of the base (7). Its characteristics are: A control box (1) is fixed to the top of the lithium wastewater treatment seat (6), and a treatment liquid channel (4) and a clean water channel (5) are respectively provided at both ends of the interior of the lithium wastewater treatment seat (6), and a first solenoid valve (2) and a second solenoid valve (3) are correspondingly provided on the outside of the lithium wastewater treatment seat (6) on one side of the treatment liquid channel (4) and the clean water channel (5). A negative electrode plate (8) is fixed to the top of the interior of the lithium wastewater treatment seat (6), and a positive electrode plate (9) is fixed to the bottom of the interior of the lithium wastewater treatment seat (6). A residual liquid pipeline (12) and a high-concentration lithium ion pipeline (13) are respectively fixed to both ends of the interior of the lithium wastewater treatment seat (6) away from the control box (1). A third solenoid valve (14) is provided on the outside of the residual liquid pipeline (12), and a fourth solenoid valve (26) is provided on the outside of the high-concentration lithium ion pipeline (13). A collecting bucket (10) is provided at the top of the base (7) below the pipe (12), a vertical flow pipe body (16) is fixed at the top of the base (7), and an overflow trough (18) is provided at the top of the vertical flow pipe body (16), a water extraction pipe (19) is fixed on one side of the overflow trough (18), and the other end of the water extraction pipe (19) extends to the outside of the vertical flow pipe body (16), a vertical flow treatment pipe (22) is provided inside the vertical flow pipe body (16) at the bottom end of the overflow trough (18), one end of the high-concentration lithium ion pipe (13) passes through the vertical flow pipe body (16) and extends to the inside of the vertical flow treatment pipe (22), a sludge trough (17) is provided inside the vertical flow pipe body (16), and a sludge pipe (15) is fixed inside the sludge trough (17), and the bottom end of the sludge pipe (15) extends to the bottom of the vertical flow treatment pipe (22).

2. A spodumene lithium extraction wastewater treatment device with a preliminary precipitation function according to claim 1, characterized in that: The bottom ends of the vertical flow processing pipes (22) are evenly fixed with fixed brackets (21), and slow-flow baffles (20) are fixed between the bottom ends of the fixed brackets (21). The top ends of the slow-flow baffles (20) are evenly provided with mounting grooves (25), and the mounting grooves (25) are connected to the fixed brackets (21).

3. A spodumene lithium extraction wastewater treatment device with a preliminary precipitation function according to claim 2, characterized in that: The surface of the slow-flow baffle (20) is evenly provided with flow guide grooves (24) in a semi-elliptical shape.

4. A spodumene lithium extraction wastewater treatment device with a preliminary precipitation function according to claim 1, characterized in that: The bottom end of the vertical flow pipe body (16) is configured as an inverted triangle and is made of stainless steel.

5. A spodumene lithium extraction wastewater treatment device with a preliminary precipitation function according to claim 1, characterized in that: A PLC (11) is fixed to one side of the bottom end of the control box (1), and a timer (23) is fixed to the other side of the bottom end of the control box (1).

6. A spodumene lithium extraction wastewater treatment device with a preliminary precipitation function according to claim 5, characterized in that: The output end of the timer (23) is electrically connected to the input end of the PLC (11) through a wire, and the output end of the PLC (11) is electrically connected to the input ends of the first solenoid valve (2), the second solenoid valve (3), the third solenoid valve (14) and the fourth solenoid valve (26) through wires.

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