CN113262543A - Circuit board comprehensive wastewater copper recovery system and treatment process - Google Patents
Circuit board comprehensive wastewater copper recovery system and treatment process Download PDFInfo
- Publication number
- CN113262543A CN113262543A CN202110614934.4A CN202110614934A CN113262543A CN 113262543 A CN113262543 A CN 113262543A CN 202110614934 A CN202110614934 A CN 202110614934A CN 113262543 A CN113262543 A CN 113262543A
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- Prior art keywords
- filtering box
- water filtering
- fixed
- filter screen
- recovery system
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- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 title claims abstract description 59
- 239000002351 wastewater Substances 0.000 title claims abstract description 42
- 229910052802 copper Inorganic materials 0.000 title claims abstract description 27
- 239000010949 copper Substances 0.000 title claims abstract description 27
- 238000011084 recovery Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 88
- 238000001914 filtration Methods 0.000 claims abstract description 71
- 238000004140 cleaning Methods 0.000 claims abstract description 34
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 230000002093 peripheral effect Effects 0.000 claims abstract description 9
- 238000003825 pressing Methods 0.000 claims description 27
- 230000000670 limiting effect Effects 0.000 claims description 19
- 238000003780 insertion Methods 0.000 claims description 10
- 230000037431 insertion Effects 0.000 claims description 10
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 7
- 239000007788 liquid Substances 0.000 description 4
- 238000003860 storage Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001680 brushing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
- B01D29/31—Self-supporting filtering elements
- B01D29/35—Self-supporting filtering elements arranged for outward flow filtration
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/52—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/62—Regenerating the filter material in the filter
- B01D29/64—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element
- B01D29/6407—Regenerating the filter material in the filter by scrapers, brushes, nozzles, or the like, acting on the cake side of the filtering element brushes
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Abstract
The application relates to a circuit board comprehensive wastewater copper recovery system and a treatment process, which comprises a water filtering box; a filter screen sleeve for intercepting copper powder is fixed in the water filtering box, and a cleaning ring is sleeved on the outer peripheral surface of the filter screen sleeve; the cleaning ring is connected with the filter screen sleeve in a sliding manner along the vertical direction; bristles are uniformly distributed on the inner circumferential surface of the cleaning ring; two groups of driving mechanisms for driving the cleaning rings to move are arranged in the water filtering box. This application has the effect of being convenient for clear away the copper powder that blocks up the filter screen.
Description
Technical Field
The application relates to the field of waste water copper powder recovery, in particular to a circuit board comprehensive waste water copper recovery system and a treatment process.
Background
At present, copper-containing waste liquid generated by grinding in a PCB manufacturing process is generally separated from part of copper powder in the waste liquid by a copper powder filter, the copper powder is recovered, and the separated water can be recycled after being treated.
The related art can refer to the chinese utility model patent with the publication number CN212327556U, which discloses a circuit board comprehensive wastewater copper recovery system and a treatment process, the comprehensive wastewater copper powder recovery system comprises a water storage device and a filtering and separating device, the filtering and separating device is arranged at the top of the water storage device, the upper end of a water tank of the water storage device is provided with a flower hole, the outer walls of the two sides of the water tank are supported and fixed with the filtering and separating device by utilizing a mounting frame, a hydraulic cylinder, a hydraulic rod and an L-shaped fixed rod, the upper end of the flow equalizing plate is provided with a water inlet hopper by using an upright rod and is communicated with the flow equalizing plate by using a water delivery pipe and a control valve, and the lower end of the flow equalizing plate is provided with a water outlet pipe, the outer wall of the water outlet pipe is fixed with a filter bag through a fastening mechanism, the filter bag extends to the inner cavity of the water tank from the flower hole, the filter bag is used for filtering and collecting high-pressure water for washing the plate grinding machine, and copper powder in water is collected into the filter bag, so that the copper powder in the wastewater is recovered.
In view of the above-mentioned related technologies, the inventor believes that there is a defect that copper powder may block the meshes of the filter screen during the filtering process, thereby affecting the filtering speed of the filter screen on the comprehensive wastewater and further affecting the wastewater filtering efficiency.
Disclosure of Invention
In order to improve the problem that copper powder blocks up the mesh of filter screen, the application provides a waste water copper recovery system and processing technology are synthesized to circuit board.
In a first aspect, the application provides a circuit board comprehensive wastewater copper recovery system, which adopts the following technical scheme.
A circuit board comprehensive wastewater copper recovery system comprises a water filtering box; a filter screen sleeve for intercepting copper powder is fixed in the water filtering box, and a cleaning ring is sleeved on the outer peripheral surface of the filter screen sleeve; the cleaning ring is connected with the filter screen sleeve in a sliding manner along the vertical direction; bristles are uniformly distributed on the inner circumferential surface of the cleaning ring; two groups of driving mechanisms for driving the cleaning rings to move are arranged in the water filtering box.
Through adopting above-mentioned technical scheme, actuating mechanism drive cleaning ring sets up in filter screen cover week side along vertical sliding, and the brush hair of cleaning ring and filter screen cover week side after rubbing can clear up attached copper powder on filter screen cover surface, reduces the possibility that copper powder blockked up filter screen cover surface, increases waste water flow efficiency.
Optionally, the driving mechanism comprises a gear ring, a first planet wheel and a second planet wheel which are rotatably mounted at the top of the water filtering box; the first planet wheel is meshed with the second planet wheel; the gear ring is used for being meshed with the first planet wheel and the second planet wheel respectively; a motor is fixed at the top of the water filtering box, and the output end of the motor is fixedly connected with the first planet wheel; the bottom of the gear ring is provided with a connecting assembly used for being connected with the cleaning ring.
Through adopting above-mentioned technical scheme, planet wheel one has planet wheel two intermeshing, makes planet wheel one and planet wheel two rotation direction opposite. When the gear ring is meshed with one of the planet wheels I or the planet wheels II, the rotation direction of the gear ring is also opposite, and the rotation direction of the gear ring is adjusted by changing the meshing relation of the gear ring.
Optionally, the connecting assembly includes a lead screw fixed on the bottom surface of the gear ring; the outer peripheral surface of the cleaning ring is hinged with a telescopic pipe, and one end of the telescopic pipe, which is far away from the cleaning ring, is fixed with a sliding sleeve in threaded connection with the lead screw.
Through adopting above-mentioned technical scheme, the ring gear drives the lead screw and rotates, through lead screw and sliding sleeve threaded connection, can drive the clean ring along vertical removal.
Optionally, a dovetail block is fixed at the bottom end of the lead screw; the inner bottom surface of the water filtering box is provided with a dovetail groove, and the dovetail block is connected with the water filtering box in a sliding manner through the dovetail groove along the width direction of the water filtering box; and pushing assemblies for pushing the dovetail block to move are respectively arranged on two sides of the dovetail groove.
Through adopting above-mentioned technical scheme, the dovetail provides the guide effect for the forked tail piece, reduces the lead screw and removes the in-process along drainage box width direction, the orbital possibility of deviating. Meanwhile, after the gear ring moves, the change of the gear ring steering can be completed through the meshing relation with the first planet gear or the second planet gear, so that the effect of changing the rotation direction of the screw rod is achieved.
Optionally, the pushing assembly comprises an insertion piece connected with the water filtering box in a sliding manner along the width of the water filtering box and a push plate connected with the water filtering box in a sliding manner along the vertical direction; the opposite inner sides of the push plate and the insertion sheet are respectively provided with a first inclined plane; the water filtering box is connected with a pressing sheet along the vertical direction in a sliding manner; one side of the pressing sheet, which is close to the dovetail block, is provided with a first through hole for the insertion sheet to penetrate through; a wedge-shaped block is fixed on the bottom surface of the through hole, a slot for being connected with the wedge-shaped block in an inserting mode is formed in the bottom surface of the inserting sheet, and a chamfer for being abutted against the wedge-shaped block is formed in one side, away from the dovetail block, of the slot; the water filtering box is connected with a limiting piece in a sliding mode along the length direction of the dovetail groove, and the top surface of the limiting piece is provided with a second through hole for penetrating the push plate; and an inserting block which is used for being inserted with one side of the push plate away from the dovetail block is fixed on one side of the second through hole away from the dovetail block.
Through adopting above-mentioned technical scheme, behind sliding sleeve and the butt of pressing the preforming top, the pressing the preforming moves down to promote spacing piece and remove to keeping away from forked tail piece one side. The push plate losing the limiting effect moves upwards and pushes the insertion sheet to abut against the dovetail block, so that the dovetail block is pushed to move; the dovetail block can drive the gear ring to move after moving, so that the rotating direction of the screw rod is changed.
Optionally, a first spring is fixed at the bottom end of the push plate, and the bottom end of the first spring is fixedly connected with the water filtering box.
Through adopting above-mentioned technical scheme, first spring provides the elasticity that upwards resets for the push pedal, and the push pedal of being convenient for upwards supports and presses the inserted sheet.
Optionally, a second spring is fixed at the bottom end of the pressing sheet and is fixedly connected with the water filtering box.
By adopting the technical scheme, the second spring provides upward reset elastic force for the pressing sheet; after the sliding sleeve is separated from the pressing sheet, the pressing sheet is reset upwards.
Optionally, a third spring is fixed on one side of the limiting piece, which is far away from the dovetail block, and one end of the third spring, which is far away from the limiting piece, is fixedly connected with the water filtering box.
Through adopting above-mentioned technical scheme, the third spring provides the elasticity that resets to being close to forked tail piece one side for spacing piece, and the back that upwards resets is pressed to the pressure piece of being convenient for, and spacing piece can reset towards forked tail piece one side.
In a second aspect, the application provides a circuit board comprehensive wastewater copper treatment process, which adopts the following technical scheme.
A process for treating circuit board comprehensive wastewater copper comprises the following steps:
pouring the copper-containing wastewater into a water filtering box; copper powder in wastewater is trapped by a filter screen sleeve;
and disassembling the filter screen sleeve, and recovering the copper powder in the filter screen sleeve.
By adopting the technical scheme, copper powder is intercepted by the filter screen sleeve in the process of filtering the wastewater, so that the effect of removing the copper powder in the wastewater is achieved.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the driving mechanism drives the cleaning ring to slide vertically and is arranged on the periphery of the filter screen sleeve, and after bristles of the cleaning ring rub against the periphery of the filter screen sleeve, copper powder attached to the surface of the filter screen sleeve can be cleaned, so that the possibility that the copper powder blocks the surface of the filter screen sleeve is reduced, and the flow efficiency of wastewater is increased;
2. the first planet wheel is meshed with the second planet wheel, so that the rotation directions of the first planet wheel and the second planet wheel are opposite. When the gear ring is meshed with one of the first planet wheel or the second planet wheel, the rotation direction of the gear ring is also opposite, and the rotation direction of the gear ring is adjusted by changing the meshing relation of the gear ring;
3. the dovetail groove provides the guide effect for the forked tail piece, reduces the lead screw and moves the in-process along drainage box width direction, the possibility of deviating from the track. Meanwhile, after the gear ring moves, the change of the gear ring steering can be completed through the meshing relation with the first planet gear or the second planet gear, so that the effect of changing the rotation direction of the screw rod is achieved.
Drawings
Fig. 1 is a schematic structural view of a copper powder recovery system according to an embodiment of the present invention.
Fig. 2 is a sectional view taken along line a-a of fig. 1.
Fig. 3 is an enlarged schematic view at B in fig. 2.
Fig. 4 is an enlarged schematic view at C in fig. 2.
Fig. 5 is a sectional view taken along line D-D in fig. 2.
Fig. 6 is an enlarged schematic view at E in fig. 5.
Reference numerals: 1. a water filtering box; 11. a fourth chute; 12. a water inlet pipe II; 13. a limiting sheet; 14. a filter screen sleeve; 2. cleaning the ring; 21. brushing; 22. a connecting rod; 23. a telescopic pipe; 3. a drive mechanism; 31. a ring gear; 32. a planet wheel I; 33. a planet wheel II; 34. a motor frame; 35. a motor; 4. a lead screw; 41. a dovetail block; 42. a dovetail groove; 43. a sliding sleeve; 44. inserting a block; 5. a pushing assembly; 51. a plug-in sheet; 52. pushing the plate; 53. a first chute; 54. a second chute; 55. a first spring; 56. a first inclined plane; 6. pressing the sheet; 61. a third chute; 62. punching a first hole; 63. punching a second hole; 64. a slot; 65. a second spring; 66. and a third spring.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses a circuit board comprehensive wastewater copper recovery system and a treatment process. Referring to fig. 1 and 2, the integrated wastewater copper powder recovery system comprises a water filtration box 1. A first water inlet pipe is fixed on the inner top surface of the water filtering box 1; the top of the peripheral surface of the first water inlet pipe is vertically fixed with a second water inlet pipe 12 which penetrates through the top surface of the water filtering box 1. Two water outlet pipes are vertically fixed at the bottom of the peripheral surface of one water inlet pipe; and a filter screen sleeve 14 for intercepting copper powder is fixed at the bottom end of the water outlet pipe. The comprehensive wastewater enters the water inlet pipe II 12 from the water inlet pipe I and flows into the filter screen sleeve 14 from the water outlet pipe, and the filter screen sleeve 14 intercepts copper powder in the comprehensive wastewater; the comprehensive waste water of the filtered copper powder flows into the water filtering box 1. A liquid outlet pipe is fixed at the bottom of the water filtering box 1.
Referring to fig. 2 and 3, a cleaning ring 2 is sleeved on the outer circumferential surface of the filter screen sleeve 14; the cleaning ring 2 is connected with the filter screen sleeve 14 in a sliding way along the vertical direction. Bristles 21 are uniformly distributed on the inner circumferential surface of the cleaning ring 2; the outer peripheral surface of the cleaning ring 2 is fixed with a connecting rod 22 for connecting the two cleaning rings 2. The peripheral surface of the cleaning ring 2 is hinged with a telescopic pipe 23. Copper powder trapped by the filter screen sleeve 14 is easy to block the holes of the filter screen sleeve 14 under the condition of long-term non-cleaning, so that the flow efficiency of filtrate of the filter screen sleeve 14 is reduced; cleaning of screen jacket 14 is facilitated by bristles 21 moving up and down.
Referring to fig. 2 and 4, two sets of driving mechanisms 3 for driving the cleaning ring 2 to move vertically are arranged in the water filtering box 1. The driving mechanism 3 comprises a gear ring 31, a first planet wheel 32 and a second planet wheel 33 which are rotatably arranged at the top of the water filtering box 1; the first planet wheels 32 and the second planet wheels 33 are both arranged in the ring gear 31. The planet wheel I32 is meshed with the planet wheel II 33; the gear ring 31 is used for being meshed with the first planet wheel 32 and the second planet wheel 33 respectively; the first planet wheel 32 and the second planet wheel 33 are meshed with each other, so that the first planet wheel 32 and the second planet wheel 33 rotate in opposite directions; the ring gear 31 is in meshing relationship with one of the first planet gears 32 or the second planet gears 33. The top of the water filtering box 1 is fixed with a motor frame 34, the top surface of the motor frame 34 is fixed with a motor 35, and the output end of the motor 35 penetrates through the motor frame 34 and is fixedly connected with the first planet wheel 32.
Referring to fig. 5 and 6, a lead screw 4 is fixed on the bottom surface of the gear ring 31 at the position of the circle center of the gear ring 31, and the lead screw 4 penetrates through the water filtering box 1. A dovetail block 41 is fixed at the bottom end of the screw rod 4; the inner bottom surface of the water filtering box 1 is provided with a dovetail groove 42, and the dovetail block 41 is connected with the water filtering box 1 in a sliding manner through the dovetail groove 42 along the width direction of the water filtering box 1; the dovetail grooves 42 provide a guide for the dovetail block 41, reducing the possibility of the ring gear 31 deviating from the trajectory during its movement in the width direction of the cartridge 1. A sliding sleeve 43 in threaded connection with the screw rod 4 is fixed at one end of the extension tube 23 far away from the cleaning ring 2; the gear ring 31 drives the screw rod 4 to rotate, and the screw rod 4 and the sliding sleeve 43 are in threaded connection to drive the sliding sleeve 43 to move.
Referring to fig. 5 and 6, pushing assemblies 5 for pushing the dovetail block 41 to move are respectively disposed at both sides of the dovetail groove 42. The pushing assembly 5 comprises an inserting piece 51 connected with the water filtering box 1 in a sliding manner along the width of the water filtering box 1 and a pushing plate 52 connected with the water filtering box 1 in a sliding manner along the vertical direction; the inserting piece 51 is used for pushing the dovetail block 41 to move, and the push plate 52 is used for pressing the inserting piece 51 and pressing the dovetail block 41 through the inserting piece 51. The side wall of the dovetail groove 42 is provided with a first sliding groove 53, and the water filtering box 1 is connected with the insertion piece 51 in a sliding manner through the first sliding groove 53. The bottom surface of the first sliding chute 53 is provided with a second sliding chute 54, and the water filtering box 1 is connected with the push plate 52 in a sliding manner through the second sliding chute 54. The bottom end of the push plate 52 is fixed with a first spring 55, and the bottom end of the first spring 55 is fixedly connected with the water filtering box 1 through a second chute 54. The push plate 52 and the opposite inner sides of the insertion piece 51 are respectively provided with a first inclined surface 56.
Referring to fig. 5 and 6, a third sliding groove 61 is formed in the bottom surface of the water filtering box 1, and the water filtering box 1 is connected with a pressing sheet 6 through the third sliding groove 61 along the vertical sliding direction. One side of the pressing sheet 6 close to the dovetail block 41 is provided with a through hole 62 for penetrating the insertion sheet 51; a wedge-shaped block is fixed on the bottom surface of the first through hole 62, a slot 64 for being inserted into the wedge-shaped block is formed in the bottom surface of the inserting sheet 51, and a chamfer for being abutted against the wedge-shaped block is formed in one side, far away from the dovetail block 41, of the slot 64; when the pressing piece 6 moves upward, the wedge block applies upward pressure to the chamfer in the slot 64, and pushes the pressing piece 6 to move away from the dovetail block 41. The bottom end of the pressing sheet 6 is fixed with a second spring 65, and the second spring 65 is fixedly connected with the water filtering box 1 through a third sliding chute 61; the second spring 65 applies an upward elastic force to the pressing piece 6 to facilitate the upward return of the pressing piece 6. The side wall of the third sliding groove 61, which is far away from the dovetail block 41, is provided with a fourth sliding groove 11, the water filtering box 1 is connected with a limiting piece 13 in a sliding manner along the length direction of the dovetail groove 42 through the fourth sliding groove 11, and the top surface of the limiting piece 13 is provided with a second through hole 63 for penetrating the push plate 52; the side wall of the second through hole 63 far away from the dovetail block 41 is fixed with an insertion block 44 which is used for being inserted with the side of the push plate 52 far away from the dovetail block 41. A third spring 66 is fixed on one side of the limiting piece 13 far away from the dovetail block 41, and one end, far away from the limiting piece 13, of the third spring 66 is fixedly connected with the water filtering box 1 through a fourth chute 11. The insert 44 of the limiting sheet 13 is used for providing a limiting effect for the push plate 52, and when the insert 44 is inserted into one side of the push rod away from the dovetail block 41, the push rod can be prevented from moving upwards.
The implementation principle of the circuit board comprehensive wastewater copper recovery system is as follows:
the motor 35 drives the first planet wheel 32 to rotate, and the second planet wheel 33 is driven to rotate in the meshing process of the first planet wheel 32 and the second planet wheel 33.
When the first planet wheel 32 is meshed with the ring gear 31, the first planet wheel 32 drives the ring gear 31 to rotate clockwise. The gear ring 31 drives the screw rod 4 to rotate and is in threaded connection with the sliding sleeve 43. The sliding sleeve 43 moves the cleaning ring 2 downward.
After the sliding sleeve 43 moves to contact with the pressing piece 6, the pressing piece 6 moves downward. The pressing piece 6 abuts against the limiting piece 13 in the moving process and pushes the limiting piece 13 to move towards the side far away from the dovetail block 41. After the dovetail block 41 is moved, the insert block 44 is separated from the push plate 52, and the push plate 52 is moved upward by the second spring 65. The pushing plate 52 presses the inserting sheet 51 in the moving process, and the inserting sheet 51 contacts with the dovetail block 41 after moving and pushes the dovetail block 41 to move.
After the dovetail block 41 moves, the sliding sleeve 43 is separated from the pressing piece 6, and the pressing piece 6 is reset upward by the first spring 55. During the movement of the pressing piece 6, the wedge block contacts with the chamfer of the plug piece 51 and pushes the plug piece 51 to move to the side far away from the dovetail block 41. The pushing plate 52 is pushed to move downwards during the movement of the plug piece 51. Meanwhile, the limiting sheet 13 is reset under the action of the third spring 66, and the insertion block 44 of the limiting sheet 13 is inserted into the push plate 52 to continue to provide a limiting effect for the push plate 52.
The comprehensive waste water copper treatment process for the circuit board comprises the following steps:
s1, pouring copper-containing wastewater into a water filtering box 1 through a water inlet pipe; copper-containing wastewater enters the filter screen sleeve 14 through the water outlet pipe, copper powder in the wastewater is intercepted by the filter screen sleeve 14, and the rest part of the copper powder flows into the filter screen sleeve 14 and flows out of the liquid outlet pipe at the bottom of the water filtering box 1.
S2, disassembling the filter screen sleeve 14, and recycling copper powder in the filter screen sleeve 14.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. A circuit board comprehensive wastewater copper recovery system comprises a water filtering box (1); the filter screen sleeve (14) for intercepting copper powder is fixed in the water filtering box (1), and is characterized in that: the cleaning ring (2) is sleeved on the peripheral surface of the filter screen sleeve (14); the cleaning ring (2) is connected with the filter screen sleeve (14) in a sliding manner along the vertical direction; bristles (21) are uniformly distributed on the inner circumferential surface of the cleaning ring (2); two groups of driving mechanisms (3) used for driving the cleaning rings (2) to move are arranged in the water filtering box (1).
2. The integrated wastewater copper recovery system for circuit boards of claim 1, which is characterized in that: the driving mechanism (3) comprises a gear ring (31) rotatably mounted at the top of the water filtering box (1), a first planet wheel (32) and a second planet wheel (33); the planet wheel I (32) is meshed with the planet wheel II (33); the gear ring (31) is used for being meshed with a first planet wheel (32) and a second planet wheel (33) respectively; a motor (35) is fixed at the top of the water filtering box (1), and the output end of the motor (35) is fixedly connected with a first planet wheel (32); the bottom of the gear ring (31) is provided with a connecting assembly used for being connected with the cleaning ring (2).
3. The integrated wastewater copper recovery system for circuit boards of claim 2, which is characterized in that: the connecting assembly comprises a lead screw (4) fixed on the bottom surface of the gear ring (31); the outer peripheral surface of the cleaning ring (2) is hinged with a telescopic pipe (23), and one end, away from the cleaning ring (2), of the telescopic pipe (23) is fixed with a sliding sleeve (43) in threaded connection with the screw rod (4).
4. The integrated wastewater copper recovery system for circuit boards of claim 3, which is characterized in that: a dovetail block (41) is fixed at the bottom end of the lead screw (4); the inner bottom surface of the water filtering box (1) is provided with a dovetail groove (42), and the dovetail block (41) is connected with the water filtering box (1) in a sliding manner through the dovetail groove (42) along the width direction of the water filtering box (1); and pushing assemblies (5) for pushing the dovetail block (41) to move are respectively arranged on two sides of the dovetail groove (42).
5. The integrated wastewater copper recovery system for circuit boards of claim 4, which is characterized in that: the pushing assembly (5) comprises an inserting piece (51) connected with the water filtering box (1) in a sliding manner along the width of the water filtering box (1) and a pushing plate (52) connected with the water filtering box (1) in a sliding manner along the vertical direction; the opposite inner sides of the push plate (52) and the plug sheet (51) are respectively provided with a first inclined surface (56); the water filtering box (1) is connected with a pressing sheet (6) in a sliding manner along the vertical direction; one side of the pressing sheet (6) close to the dovetail block (41) is provided with a first through hole (62) for penetrating the insertion sheet (51); a wedge-shaped block is fixed on the bottom surface of the first through hole (62), a slot (64) for being plugged with the wedge-shaped block is formed in the bottom surface of the plug-in piece (51), and a chamfer for being abutted against the wedge-shaped block is formed in one side, far away from the dovetail block (41), of the slot (64); the water filtering box (1) is connected with a limiting piece (13) in a sliding mode along the length direction of the dovetail groove (42), and a second through hole (63) for penetrating the push plate (52) is formed in the top surface of the limiting piece (13); and an inserting block (44) which is used for being inserted with the side, far away from the dovetail block (41), of the push plate (52) is fixed on the side, far away from the dovetail block (41), of the second through hole (63).
6. The integrated wastewater copper recovery system for circuit boards of claim 5, which is characterized in that: the bottom end of the push plate (52) is fixed with a first spring (55), and the bottom end of the first spring (55) is fixedly connected with the water filtering box (1).
7. The integrated wastewater copper recovery system for circuit boards of claim 5, which is characterized in that: the bottom end of the pressing sheet (6) is fixed with a second spring (65), and the second spring (65) is fixedly connected with the water filtering box (1).
8. The integrated wastewater copper recovery system for circuit boards of claim 5, which is characterized in that: spacing piece (13) are kept away from dovetail block (41) one side and are fixed with third spring (66), spacing piece (13) one end and water filtering box (1) fixed connection are kept away from in third spring (66).
9. A circuit board comprehensive wastewater copper treatment process according to any one of claims 1 to 8, characterized by comprising the following steps:
pouring the copper-containing wastewater into a water filtering box (1); copper powder in wastewater is trapped by a filter screen sleeve (14);
and disassembling the filter screen sleeve (14), and recovering the copper powder in the filter screen sleeve (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110614934.4A CN113262543A (en) | 2021-06-02 | 2021-06-02 | Circuit board comprehensive wastewater copper recovery system and treatment process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110614934.4A CN113262543A (en) | 2021-06-02 | 2021-06-02 | Circuit board comprehensive wastewater copper recovery system and treatment process |
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| Publication Number | Publication Date |
|---|---|
| CN113262543A true CN113262543A (en) | 2021-08-17 |
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| CN202110614934.4A Pending CN113262543A (en) | 2021-06-02 | 2021-06-02 | Circuit board comprehensive wastewater copper recovery system and treatment process |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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