Copper recovery device for acidic copper-containing wastewater

Abstract

The utility model belongs to the technical field of acidic copper-containing wastewater recovery, and particularly relates to a copper recovery device for acidic copper-containing wastewater, which comprises a recovery barrel, a precipitation cavity is arranged in the recovery barrel, a fixed barrel is fixedly mounted at the bottom of the precipitation cavity, a plurality of first through holes are formed in the circumferential side wall of the fixed barrel, and a sliding column is slidably mounted in the fixed barrel. A second through hole is formed in the top of the sliding column. The stirring cavity is formed in the recycling barrel and located below the precipitation cavity, a disc is rotationally installed in the stirring cavity, a plurality of rotating columns are fixedly installed at the top of the disc and located in the stirring cavity, and a plurality of stirring blades are fixedly installed on the rotating columns; when the whole device is used, large-particle copper can be firstly precipitated and separated, the large-particle copper is prevented from impacting the stirring blades, meanwhile, the copper can be filtered for the second time, and personnel can conveniently classify the copper with different sizes.

Description

Technical Field

[0001] The utility model belongs to the technical field of acidic copper-containing wastewater recovery, and in particular relates to a copper recovery device for acidic copper-containing wastewater. Background Art

[0002] The wastewater treatment process involves introducing wastewater generated by industry, agriculture and daily life into a predetermined purification system and treating it using physical, chemical or biological methods. Among them, the recovery and treatment of acidic copper-containing wastewater is a common and important method.

[0003] For example, a Chinese patent with publication number CN217757091 U discloses a copper recovery device for acidic copper-containing wastewater, which is intended to solve the technical problem that it is not convenient to fully react iron powder and copper-containing wastewater under the prior art, which easily leads to insufficient replacement and is inconvenient to use. The copper recovery device includes a reaction tank; a lifting assembly is fixedly installed on the outside of the reaction tank, a top plate is fixedly installed on the upper end of the lifting assembly, a filter basket is fixedly installed on the bottom end of the top plate, the filter basket is slidably connected to the reaction tank, and a driving assembly is fixedly installed on the upper end of the top plate. The copper recovery device for acidic copper-containing wastewater only needs to drive the first motor to move left and right through the driving assembly, start the first motor to drive the rotating shaft to rotate, and the rotating shaft drives the stirring rod to stir the solution back and forth, so that the iron powder and the copper-containing wastewater are fully reacted, thereby realizing the full mixing reaction treatment of the copper-containing wastewater and the iron powder.

[0004] The above patent has the following problems:

[0005] This patent has some disadvantages when used, such as: when the above device is used, large copper particles may collide with the stirring rod, causing damage to the stirring rod, and the above device can only filter the wastewater once, and the filtered copper varies in size, which is not convenient for subsequent recycling. In view of this, we propose a copper recovery device for acidic copper-containing wastewater. Utility Model Content

[0006] The utility model aims to provide a copper recovery device for acidic copper-containing wastewater to solve the problems raised in the above background technology.

[0007] In view of this, the utility model provides a copper recovery device for acidic copper-containing wastewater, comprising:

[0008] A recovery barrel, wherein a sedimentation chamber is provided in the recovery barrel, a fixed barrel is fixedly installed at the bottom of the sedimentation chamber, a plurality of through holes 1 are provided on the circumferential side wall of the fixed barrel, a sliding column is slidably installed in the fixed barrel, and a through hole 2 is provided on the top of the sliding column;

[0009] A stirring chamber, the stirring chamber is opened in the recovery barrel and is located below the sedimentation chamber, a disc is rotatably installed in the stirring chamber, a plurality of rotating columns are fixedly installed on the top of the disc and located in the stirring chamber, and a plurality of stirring blades are fixedly installed on the rotating columns;

[0010] A driving assembly, which is located on the recycling barrel and is used to drive the disc to rotate and the sliding column to slide up and down;

[0011] A recycling box, the recycling box is arranged on one side of the recycling bin, a sliding groove is provided in the recycling box, a sliding frame is slidably installed in the sliding groove, a filter is fixedly installed on the sliding frame, and a plurality of springs fixed to the inner wall of the sliding groove are fixedly installed on the left side of the sliding frame;

[0012] A power assembly is located on the recovery box and is used to drive the sliding frame to slide.

[0013] In the technical scheme, when it is necessary to recycle copper-containing wastewater, the copper-containing wastewater is first poured into the sedimentation chamber, and the copper-containing wastewater will precipitate in the sedimentation chamber. At this time, large particles of copper will remain at the bottom of the sedimentation chamber. When the precipitation is completed, the sliding column can be driven to slide downward by the set driving component, and then the copper-containing wastewater in the sedimentation chamber will enter the top of the sliding column through a plurality of through holes 1, and then the copper-containing wastewater will fall into the stirring chamber through a plurality of through holes 2. When the wastewater is drained, the personnel can clean the large particles of copper in the sedimentation chamber;

[0014] When it is necessary to mix the copper-containing wastewater that has been precipitated, the iron powder is first poured into the stirring chamber. The driving component is set to drive the disc to rotate, and the disc drives a number of rotating columns to rotate. The rotating columns use a number of stirring blades to fully mix the copper-containing wastewater and the iron powder that have been precipitated in the stirring chamber. After the mixing is completed, the copper-containing wastewater falls into the top of the filter screen, and the liquid falls into the bottom of the inner cavity of the recovery box through the filter screen. Small particles of copper stay on the top of the filter screen. The power component is set to drive the sliding frame to slide in the direction of the spring. At the same time, the springs are squeezed and contracted, and under the action of the rebound force of the springs, the sliding frame will slide in the direction away from the spring. The reciprocating sliding of the sliding frame drives the filter screen to slide back and forth, so that small particles of copper will shake on the top of the filter screen to prevent small particles of copper from accumulating together and clogging the filter screen, and the liquid is discharged from the recovery box.

[0015] In the above technical solution, further, the driving component includes:

[0016] A threaded rod, the threaded rod is rotatably mounted on the recovery barrel, the lower end of the threaded rod extends into the sedimentation chamber, and the lower end of the threaded rod passes through the fixed barrel and the sliding column, the threaded rod is rotatably connected to the fixed barrel, and the threaded rod is threadedly connected to the sliding column;

[0017] Motor 2 is fixedly installed at the bottom of the recycling barrel, and the output shaft of motor 2 passes through the recycling barrel and extends into the stirring chamber and is coaxially connected with the disc. The output shaft of motor 2 is rotationally connected with the recycling barrel and the stirring chamber.

[0018] In this technical solution, when the precipitation is completed, the operating disk is rotated to drive the threaded rod to rotate. Under the action of the thread, the threaded rod drives the sliding column to slide downward, and then the copper-containing wastewater in the precipitation chamber enters the top of the sliding column through a plurality of through holes.

[0019] Start the second motor, the second motor is powered on and drives the disc to rotate, the disc drives a plurality of rotating columns to rotate, and the rotating columns fully mix the copper-containing wastewater and iron powder that have been precipitated in the stirring chamber through a plurality of stirring blades.

[0020] In the above technical solution, further, the power assembly includes:

[0021] Motor 1, the motor 1 is fixedly installed on one side of the recycling box, and the output shaft of the motor 1 passes through the recycling box and extends into the sliding groove and is fixedly installed with a half gear, the half gear is rotatably connected to the sliding groove, a rack is fixedly installed on the top of the sliding frame, the rack is slidably connected to the sliding groove, the rack is located at the bottom of the half gear, and the rack is meshed with the half gear.

[0022] In the technical solution, motor 1 is started, powered on and drives the half gear to rotate, the half gear drives the rack meshing with it to slide in the direction of the spring, the rack drives the sliding frame to slide in the direction of the spring, and at the same time, several springs are squeezed and contracted. When the half gear is no longer meshed with the rack, the sliding frame will slide away from the spring under the action of the rebound force of several springs. The reciprocating sliding of the sliding frame drives the filter to slide back and forth, so that small particles of copper will shake on the top of the filter to prevent small particles of copper from accumulating and clogging the filter.

[0023] In the above technical scheme, further, a feed pipe 1 is fixedly installed on the top of the recovery barrel, and the feed pipe 1 is connected to the sedimentation chamber, a discharge pipe 1 is fixedly installed on the circumferential side wall of the recovery barrel, and the discharge pipe 1 is connected to the stirring chamber, the recovery box is located at the end of the discharge pipe 1 away from the recovery barrel, a valve is fixedly installed on the discharge pipe 1, a feed pipe 2 is fixedly installed on the circumferential side wall of the recovery barrel, the feed pipe 2 is connected to the stirring chamber, the bottom of the recovery box is inclined, and a discharge pipe 2 is fixedly installed on the bottom of the recovery box, the lower end of the discharge pipe 2 passes through the recovery box and extends to the outside, and a valve is fixedly installed on the discharge pipe 2.

[0024] In the present technical solution, through the set feed pipe 1, the copper-containing wastewater can be poured into the sedimentation chamber through the feed pipe 1, and through the set discharge pipe 1, when the mixing is completed, the valve on the discharge pipe 1 is opened to allow the liquid to be discharged into the recovery box through the discharge pipe 2, and through the set feed pipe 2, the iron powder can be poured from the feed pipe 2 into the stirring chamber.

[0025] In the above technical solution, further, the top of the filter is lower than the top of the sliding frame, and a sealing ring is fixedly installed in the recycling bucket and on the output shaft of motor two. The sealing ring is tightly bonded to the recycling bucket and is rotatably connected to the output shaft of motor two.

[0026] In this technical solution, it is ensured that small copper particles can stay on the top of the filter screen, and the provided sealing ring can ensure that the liquid in the stirring chamber will not leak, thereby increasing the sealing effect in the stirring chamber.

[0027] In the above technical solution, further, the upper end of the threaded rod passes through the recycling barrel and extends to the outside and is fixedly installed with an operating disk, and a rotating cover is rotatably installed on the top of the recycling barrel and on both sides of the operating disk.

[0028] In the technical solution, the operating panel is provided to facilitate personnel to rotate the threaded rod, and the two rotating covers are provided to facilitate personnel to take out the large copper particles in the precipitation chamber.

[0029] In the above technical solution, further, the circumferential side wall of the sliding column is tightly fitted with the inner wall of the fixed barrel.

[0030] In this technical solution, it is ensured that the liquid in the sedimentation chamber will not leak through the through hole 1.

[0031] The beneficial effects of the utility model are:

[0032] 1. The copper recovery device for acidic copper-containing wastewater, when it is necessary to recover the copper-containing wastewater, first pour the copper-containing wastewater into the sedimentation chamber, the copper-containing wastewater will be precipitated in the sedimentation chamber, at this time, large particles of copper will remain at the bottom of the sedimentation chamber, when the precipitation is completed, the sliding column can be driven to slide downward by the set driving component, and then the copper-containing wastewater in the sedimentation chamber will enter the top of the sliding column through a plurality of through holes 1, and then the copper-containing wastewater will fall into the stirring chamber through a plurality of through holes 2, when the wastewater is drained, the personnel can clean the large particles of copper in the sedimentation chamber, and there will be no situation where large particles of copper hit the stirring blades.

[0033] 2. The copper recovery device for acidic copper-containing wastewater first pours the copper-containing wastewater into a sedimentation chamber, where the copper-containing wastewater will precipitate, and large particles of copper will remain at the bottom of the sedimentation chamber;

[0034] After the mixing is completed, the copper-containing wastewater falls into the top of the filter, and the liquid falls into the bottom of the inner cavity of the recovery box through the filter. The small particles of copper remain on the top of the filter, and the copper can be filtered for a second time, making it convenient for personnel to classify and process copper of different sizes. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0036] Figure 2 It is a schematic diagram of the cross-sectional structure of the recycling barrel of the utility model;

[0037] Figure 3 It is a schematic diagram of the structure of the rotating column area of ​​the utility model;

[0038] Figure 4 It is a schematic diagram of the filter area structure of the utility model;

[0039] Figure 5 It is a schematic diagram of the cross-sectional structure of the sliding column of the utility model;

[0040] Figure 6 It is a schematic diagram of the cross-sectional structure of the recycling box of the utility model.

[0041] The symbols in the figure are:

[0042] 1. Recovery barrel; 2. Sedimentation chamber; 3. Fixed barrel; 4. Sliding column; 5. Stirring chamber; 6. Disc; 7. Rotating column; 8. Discharge pipe 1; 9. Recovery box; 10. Sliding groove; 11. Sliding frame; 12. Filter; 13. Spring; 14. Threaded rod; 15. Motor 1; 16. Half gear; 17. Rack; 18. Operating panel; 19. Feed pipe 1; 20. Motor 2; 21. Rotating cover; 22. Through hole 1; 23. Through hole 2; 24. Feed pipe 2; 25. Sealing ring; 26. Discharge pipe 2. DETAILED DESCRIPTION

[0043] The following will be combined with the drawings in the embodiments of the present application to clearly describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application belong to the scope of protection of this application.

[0044] In the description of the present application, it should be noted that the terms used here are only for describing specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. For ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The techniques, methods and equipment known to ordinary technicians in the relevant fields may not be discussed in detail, but in appropriate cases, the techniques, methods and equipment should be regarded as part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary, rather than as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

[0045] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application are used to distinguish similar objects, and are not used to describe a specific order or sequence. It should be understood that the data used in this way can be interchangeable under appropriate circumstances, so that the embodiments of the present application can be implemented in an order other than those illustrated or described here, and the objects distinguished by "first", "second", etc. are generally of one type, and the number of objects is not limited. For example, the first object can be one or more. In addition, "and / or" in the specification and claims represents at least one of the connected objects, and the character " / " generally indicates that the objects associated with each other are in an "or" relationship.

[0046] It should be noted that, in the description of the present application, the orientation or positional relationship indicated by terms such as "front, back, up, down, left, right", "lateral, vertical, perpendicular, horizontal" and "top, bottom" are usually based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description. Unless otherwise stated, these orientation words do not indicate or imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the scope of protection of the present application; the orientation words "inside and outside" refer to the inside and outside relative to the contour of each component itself.

[0047] It should be noted that, in the present application, the terms "comprise", "include" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, an element defined by the sentence "comprises one..." does not exclude the presence of other identical elements in the process, method, article or device including the element. In addition, it should be noted that the scope of the method and device in the embodiment of the present application is not limited to performing functions in the order shown or discussed, and may also include performing functions in a substantially simultaneous manner or in reverse order according to the functions involved, for example, the described method may be performed in an order different from that described, and various steps may also be added, omitted, or combined. In addition, the features described with reference to certain examples may be combined in other examples.

[0048] Embodiment 1:

[0049] See also Figure 1 - Figure 6 As shown, this embodiment provides a copper recovery device for acidic copper-containing wastewater, comprising:

[0050] A recovery barrel 1, a sedimentation chamber 2 is provided in the recovery barrel 1, a fixed barrel 3 is fixedly installed at the bottom of the sedimentation chamber 2, a plurality of through holes 22 are provided on the circumferential side wall of the fixed barrel 3, a sliding column 4 is slidably installed in the fixed barrel 3, and a through hole 23 is provided on the top of the sliding column 4;

[0051] A stirring chamber 5 is provided in the recovery barrel 1 and is located below the sedimentation chamber 2. A disc 6 is rotatably mounted in the stirring chamber 5. A plurality of rotating columns 7 are fixedly mounted on the top of the disc 6 and located in the stirring chamber 5. A plurality of stirring blades are fixedly mounted on the rotating columns 7.

[0052] A driving assembly, which is located on the recycling barrel 1 and is used to drive the disc 6 to rotate and the sliding column 4 to slide up and down;

[0053] A recycling box 9 is arranged on one side of the recycling bin 1. A sliding groove 10 is provided in the recycling box 9. A sliding frame 11 is slidably installed in the sliding groove 10. A filter screen 12 is fixedly installed on the sliding frame 11. A plurality of springs 13 fixed to the inner wall of the sliding groove 10 are fixedly installed on the left side of the sliding frame 11.

[0054] A power assembly is located on the recovery box 9 and is used to drive the sliding frame 11 to slide.

[0055] Among them, when it is necessary to recycle the copper-containing wastewater, first pour the copper-containing wastewater into the sedimentation chamber 2, and the copper-containing wastewater will precipitate in the sedimentation chamber 2. At this time, large particles of copper will remain at the bottom of the sedimentation chamber 2. After the precipitation is completed, the sliding column 4 can be driven to slide downward by the set driving component, and then the copper-containing wastewater in the sedimentation chamber 2 will enter the top of the sliding column 4 through a plurality of through holes 1 22, and then the copper-containing wastewater will fall into the stirring chamber 5 through a plurality of through holes 23. When the wastewater is drained, the personnel can clean the large particles of copper in the sedimentation chamber 2;

[0056] When it is necessary to mix the copper-containing wastewater that has been precipitated, the iron powder is first poured into the stirring chamber 5. The driving component is set to drive the disc 6 to rotate, and the disc 6 drives the rotating columns 7 to rotate. The rotating columns 7 use the stirring blades to fully mix the copper-containing wastewater and the iron powder that have been precipitated in the stirring chamber 5. After the mixing is completed, the copper-containing wastewater falls into the top of the filter screen 12, and the liquid falls into the bottom of the inner cavity of the recovery box 9 through the filter screen 12. The small particles of copper stay on the top of the filter screen 12. The power component is set to drive the sliding frame 11 to slide in the direction of the spring 13. At the same time, the springs 13 are squeezed and contracted, and under the action of the rebound force of the springs 13, the sliding frame 11 will slide in the direction away from the spring 13. The reciprocating sliding of the sliding frame 11 drives the filter screen 12 to slide back and forth, so that the small particles of copper will shake on the top of the filter screen 12 to prevent the small particles of copper from accumulating together and blocking the filter screen 12, and the liquid is discharged from the recovery box 9.

[0057] In this embodiment, the driving component includes:

[0058] The threaded rod 14 is rotatably mounted on the recovery barrel 1, the lower end of the threaded rod 14 extends into the sedimentation chamber 2, and the lower end of the threaded rod 14 passes through the fixed barrel 3 and the sliding column 4, the threaded rod 14 is rotatably connected to the fixed barrel 3, and the threaded rod 14 is threadedly connected to the sliding column 4;

[0059] Motor 20, which is fixedly mounted at the bottom of the recycling barrel 1, and whose output shaft passes through the recycling barrel 1 and extends into the stirring chamber 5 and is coaxially connected with the disc 6, and whose output shaft is rotationally connected with the recycling barrel 1 and the stirring chamber 5;

[0060] When the precipitation is completed, the operating disk 18 is rotated to drive the threaded rod 14 to rotate. Under the action of the thread, the threaded rod 14 drives the sliding column 4 to slide downward, and then the copper-containing wastewater in the precipitation chamber 2 enters the top of the sliding column 4 through a plurality of through holes 22;

[0061] The motor 2 20 is started, the motor 2 20 is powered on and drives the disc 6 to rotate, the disc 6 drives a plurality of rotating columns 7 to rotate, and the rotating columns 7 fully mix the copper-containing wastewater and iron powder that have been precipitated in the stirring chamber 5 through a plurality of stirring blades.

[0062] In this embodiment, the power assembly includes:

[0063] A motor 15, the motor 15 is fixedly mounted on one side of the recycling box 9, and the output shaft of the motor 15 passes through the recycling box 9 and extends into the sliding groove 10 and is fixedly mounted with a half gear 16, the half gear 16 is rotatably connected to the sliding groove 10, a rack 17 is fixedly mounted on the top of the sliding frame 11, the rack 17 is slidably connected to the sliding groove 10, the rack 17 is located at the bottom of the half gear 16, and the rack 17 is meshed with the half gear 16;

[0064] Among them, the motor 15 is started, the motor 15 is powered on and drives the half gear 16 to rotate, the half gear 16 drives the rack 17 meshing with it to slide in the direction of the spring 13, the rack 17 drives the sliding frame 11 to slide in the direction of the spring 13, and at the same time, the plurality of springs 13 are squeezed and contracted. When the half gear 16 is no longer meshed with the rack 17, under the action of the rebound force of the plurality of springs 13, the sliding frame 11 will slide in the direction away from the spring 13, and the reciprocating sliding of the sliding frame 11 drives the filter screen 12 to slide reciprocatingly, so that small particles of copper will shake on the top of the filter screen 12 to prevent small particles of copper from accumulating together and clogging the filter screen 12.

[0065] Embodiment 2:

[0066] This embodiment provides a copper recovery device for acidic copper-containing wastewater, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0067] In this embodiment, a feed pipe 19 is fixedly installed on the top of the recovery barrel 1, and the feed pipe 19 is connected to the sedimentation chamber 2, a discharge pipe 8 is fixedly installed on the circumferential side wall of the recovery barrel 1, and the discharge pipe 8 is connected to the stirring chamber 5, a recovery box 9 is located at the end of the discharge pipe 8 away from the recovery barrel 1, and a valve is fixedly installed on the discharge pipe 8, a feed pipe 24 is fixedly installed on the circumferential side wall of the recovery barrel 1, and the feed pipe 24 is connected to the stirring chamber 5, the bottom of the recovery box 9 is inclined, and a discharge pipe 26 is fixedly installed on the bottom of the recovery box 9, the lower end of the discharge pipe 26 passes through the recovery box 9 and extends to the outside, and a valve is fixedly installed on the discharge pipe 26.

[0068] Among them, through the set feed pipe 19, the copper-containing wastewater can be poured into the sedimentation chamber 2 through the feed pipe 19, and through the set discharge pipe 8, when the mixing is completed, the valve on the discharge pipe 8 is opened to allow the liquid to be discharged into the recovery box 9 through the discharge pipe 26, and through the set feed pipe 24, the iron powder can be poured from the feed pipe 24 into the stirring chamber 5.

[0069] Embodiment 3:

[0070] This embodiment provides a copper recovery device for acidic copper-containing wastewater, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0071] In this embodiment, the top of the filter screen 12 is lower than the top of the sliding frame 11, and a sealing ring 25 is fixedly installed in the recycling bin 1 and on the output shaft of the motor 20. The sealing ring 25 is tightly bonded to the recycling bin 1, and the sealing ring 25 is rotatably connected to the output shaft of the motor 20.

[0072] Among them, it is ensured that the small copper particles can stay on the top of the filter screen 12, and the sealing ring 25 is provided to ensure that the liquid in the stirring chamber 5 will not leak, thereby increasing the sealing effect in the stirring chamber 5.

[0073] Embodiment 4:

[0074] This embodiment provides a copper recovery device for acidic copper-containing wastewater, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0075] In this embodiment, the upper end of the threaded rod 14 passes through the recycling barrel 1 and extends to the outside and is fixedly installed with an operating disk 18. A rotating cover 21 is rotatably installed on the top of the recycling barrel 1 and on both sides of the operating disk 18.

[0076] The operating panel 18 is provided to facilitate personnel to rotate the threaded rod 14 , and the two rotating covers 21 are provided to facilitate personnel to take out the large copper particles in the precipitation chamber 2 .

[0077] Embodiment 5:

[0078] This embodiment provides a copper recovery device for acidic copper-containing wastewater, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

[0079] In this embodiment, the circumferential side wall of the sliding column 4 is tightly fitted with the inner wall of the fixed barrel 3 .

[0080] Herein, it is ensured that the liquid in the sedimentation chamber 2 will not leak through the through hole 1 22 .

[0081] Working principle: When it is necessary to recycle copper-containing wastewater, first pour the copper-containing wastewater into the sedimentation chamber 2 through the feed pipe 19, and then the copper-containing wastewater will precipitate in the sedimentation chamber 2. At this time, large particles of copper will remain at the bottom of the sedimentation chamber 2. When the precipitation is completed, turn the operating disk 18 and drive the threaded rod 14 to rotate. Under the action of the thread, the threaded rod 14 drives the sliding column 4 to slide downward, and then the copper-containing wastewater in the sedimentation chamber 2 will enter the top of the sliding column 4 through a plurality of through holes 1 22, and then the copper-containing wastewater will fall into the stirring chamber 5 through a plurality of through holes 23. When the wastewater is drained, the personnel can rotate the two rotating covers 21 upward to clean the large particles of copper in the sedimentation chamber 2.

[0082] When it is necessary to mix the precipitated copper-containing wastewater, first pour the iron powder from the feed pipe 24 into the stirring chamber 5, then start the motor 20, the motor 20 is powered on and drives the disc 6 to rotate, the disc 6 drives a number of rotating columns 7 to rotate, the rotating columns 7 use a number of stirring blades to fully mix the precipitated copper-containing wastewater and the iron powder in the stirring chamber 5, when the mixing is completed, open the valve on the discharge pipe 8, the mixed copper-containing wastewater falls into the top of the filter screen 12 through the discharge pipe 8, the liquid falls into the bottom of the inner cavity of the recovery box 9 through the filter screen 12, and the small particles of copper stay on the top of the filter screen 12, and at the same time start the motor 15, the motor 15 is powered on and drives the disc 6 to rotate, the disc 6 drives a number of rotating columns 7 to rotate, the rotating columns 7 use a number of stirring blades to fully mix the precipitated copper-containing wastewater in the stirring chamber 5 with the iron powder, when the mixing is completed, open the valve on the discharge pipe 8, the mixed copper-containing wastewater falls into the top of the filter screen 12 through the discharge pipe 8, the liquid falls into the bottom of the inner cavity of the recovery box 9 through the filter screen 12, and the small particles of copper stay on the top of the filter screen 12. The half gear 16 is driven to rotate, and the half gear 16 drives the rack 17 meshing therewith to slide in the direction of the spring 13, and the rack 17 drives the sliding frame 11 to slide in the direction of the spring 13. At the same time, the plurality of springs 13 are squeezed and contracted. When the half gear 16 is no longer meshed with the rack 17, under the action of the rebound force of the plurality of springs 13, the sliding frame 11 will slide in the direction away from the spring 13. The reciprocating sliding of the sliding frame 11 drives the filter screen 12 to slide reciprocatingly, so that small particles of copper will shake on the top of the filter screen 12 to prevent small particles of copper from accumulating together and clogging the filter screen 12. Finally, the valve on the discharge pipe 26 is opened to allow the liquid to be discharged into the recovery box 9 through the discharge pipe 26.

[0083] The embodiments of the present application are described above in conjunction with the accompanying drawings. In the absence of conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.

Claims

1. A copper recovery device for acidic copper-containing wastewater, characterized in that: include: A recovery barrel (1), wherein a sedimentation chamber (2) is provided in the recovery barrel (1), a fixed barrel (3) is fixedly installed at the bottom of the sedimentation chamber (2), a plurality of first through holes (22) are provided on the circumferential side wall of the fixed barrel (3), a sliding column (4) is slidably installed in the fixed barrel (3), and a second through hole (23) is provided on the top of the sliding column (4); A stirring chamber (5), the stirring chamber (5) being opened in the recovery barrel (1) and located below the sedimentation chamber (2), a disc (6) being rotatably mounted in the stirring chamber (5), a plurality of rotating columns (7) being fixedly mounted on the top of the disc (6) and located in the stirring chamber (5), and a plurality of stirring blades being fixedly mounted on the rotating columns (7); A driving assembly, the driving assembly is located on the recovery barrel (1) and is used to drive the disc (6) to rotate and the sliding column (4) to slide up and down; A recycling box (9), the recycling box (9) being arranged on one side of the recycling barrel (1), the recycling box (9) being provided with a sliding groove (10), a sliding frame (11) being slidably mounted in the sliding groove (10), a filter screen (12) being fixedly mounted on the sliding frame (11), and a plurality of springs (13) fixed to the inner wall of the sliding groove (10) being fixedly mounted on the left side of the sliding frame (11); A power assembly is located on the recovery box (9) and is used to drive the sliding frame (11) to slide.

2. A copper recovery device for acidic copper-containing wastewater according to claim 1, characterized in that: The drive assembly comprises: A threaded rod (14), the threaded rod (14) is rotatably mounted on the recovery barrel (1), the lower end of the threaded rod (14) extends into the sedimentation chamber (2), and the lower end of the threaded rod (14) passes through the fixed barrel (3) and the sliding column (4), the threaded rod (14) is rotatably connected to the fixed barrel (3), and the threaded rod (14) is threadedly connected to the sliding column (4); Motor 2 (20), wherein the motor 2 (20) is fixedly mounted on the bottom of the recycling barrel (1), and the output shaft of the motor 2 (20) passes through the recycling barrel (1) and extends into the stirring chamber (5) and is coaxially connected to the disc (6), and the output shaft of the motor 2 (20) is rotationally connected to the recycling barrel (1) and the stirring chamber (5).

3. A copper recovery device for acidic copper-containing wastewater according to claim 2, characterized in that: The power assembly comprises: A motor (15) is fixedly mounted on one side of the recovery box (9), and an output shaft of the motor (15) passes through the recovery box (9) and extends into the sliding groove (10) and is fixedly mounted with a half gear (16), the half gear (16) is rotatably connected to the sliding groove (10), a rack (17) is fixedly mounted on the top of the sliding frame (11), the rack (17) is slidably connected to the sliding groove (10), the rack (17) is located at the bottom of the half gear (16), and the rack (17) is meshed with the half gear (16).

4. A copper recovery device for acidic copper-containing wastewater according to claim 3, characterized in that: A feed pipe (19) is fixedly mounted on the top of the recovery barrel (1), and the feed pipe (19) is connected to the sedimentation chamber (2); a discharge pipe (8) is fixedly mounted on the circumferential side wall of the recovery barrel (1), and the discharge pipe (8) is connected to the stirring chamber (5); the recovery box (9) is located at the end of the discharge pipe (8) away from the recovery barrel (1); a valve is fixedly mounted on the discharge pipe (8); a feed pipe (24) is fixedly mounted on the circumferential side wall of the recovery barrel (1), and the feed pipe (24) is connected to the stirring chamber (5); the bottom of the recovery box (9) is inclined, and a discharge pipe (26) is fixedly mounted on the bottom of the recovery box (9); the lower end of the discharge pipe (26) passes through the recovery box (9) and extends to the outside, and a valve is fixedly mounted on the discharge pipe (26).

5. A copper recovery device for acidic copper-containing wastewater according to claim 1, characterized in that: The top of the filter screen (12) is lower than the top of the sliding frame (11).

6. A copper recovery device for acidic copper-containing wastewater according to claim 3, characterized in that: A sealing ring (25) is fixedly installed in the recycling bucket (1) and on the output shaft of the second motor (20); the sealing ring (25) is tightly bonded to the recycling bucket (1), and the sealing ring (25) is rotatably connected to the output shaft of the second motor (20).

7. A copper recovery device for acidic copper-containing wastewater according to claim 2, characterized in that: The upper end of the threaded rod (14) passes through the recycling barrel (1) and extends to the outside and is fixedly mounted with an operating disk (18). A rotating cover (21) is rotatably mounted on the top of the recycling barrel (1) and on both sides of the operating disk (18).

8. A copper recovery device for acidic copper-containing wastewater according to claim 1, characterized in that: The circumferential side wall of the sliding column (4) is tightly fitted with the inner wall of the fixed barrel (3).

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