CN212269698U

CN212269698U - Lithium cell negative and positive pole waste liquid circulation water purification installation

Info

Publication number: CN212269698U
Application number: CN202020707863.3U
Authority: CN
Inventors: 王其合
Original assignee: Jinwei Environmental Protection Technology Changzhou Co ltd
Current assignee: Jinwei Environmental Protection Technology Changzhou Co ltd
Priority date: 2020-05-01
Filing date: 2020-05-01
Publication date: 2021-01-01
Anticipated expiration: 2030-05-01

Abstract

The utility model discloses a lithium battery cathode and anode waste liquid circulating water purification device, wherein an output shaft of a first motor is fixedly connected with a first stirring rod, one end of the first stirring rod, which is far away from the first motor, is inserted into the interior of an adjusting bin, one side of the adjusting bin, which is far away from the first motor, is communicated with a second connecting pipe, and one side of the second connecting pipe is provided with a first water pump; pour into the coagulant into and deposit the storehouse, drive the second puddler through the second motor and make its intensive mixing after, get rid of the granule that is difficult to deposit in the battery waste water, then transport it through the second water pump and handle the storehouse, again with PH neutralization agent, drive the third puddler through the third motor and make it carry out the secondary neutralization, then the battery waste liquid through the secondary neutralization can be separated into clear water and dense water by reverse osmosis membrane, wherein clear water has the fluid-discharge tube to discharge and handles the storehouse, and dense water then can be taken out through the third water pump and deposit the storehouse and carry out secondary purification.

Description

Lithium cell negative and positive pole waste liquid circulation water purification installation

Technical Field

The utility model relates to a waste water treatment technical field specifically is a lithium cell negative and positive pole waste liquid circulating water purifier.

Background

The lithium battery is used as a clean battery, has a wide application range in daily life, becomes an important component in the product battery industry, and can generate cleaning wastewater in the production process of the lithium battery, wherein the main components of the cleaning wastewater comprise lithium cobaltate, NMP (methyl pyrrolidone), carbon powder, small molecular organic substance esters and the like. In the prior art, the lithium battery wastewater is treated by purifying the lithium battery wastewater, and then the purified lithium battery wastewater and the precipitated sludge are discharged to the natural environment. However, the lithium battery wastewater has complex components and poor biodegradability, and the purification depth in the prior art is not high enough, and actually, the purified lithium battery wastewater still contains chemical substances, which causes environmental water pollution.

The invention is disclosed in China: an industrial wastewater treatment tank (publication number: CN 206219235U) discloses an industrial wastewater treatment tank which is convenient for cleaning solid impurities in industrial wastewater and has the advantage of good treatment effect, but has certain problems;

the existing waste liquid filtering and purifying device is simple in structure and poor in purifying effect, and can not purify the waste liquid of the battery well, so that the device for purifying the circulating water of the cathode and anode waste liquid of the lithium battery is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a lithium cell negative and positive pole waste liquid circulation water purification installation to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a lithium battery cathode and anode waste liquid circulating water purification device comprises a grid machine body and a first connecting pipe, wherein one end of the first connecting pipe is communicated with the output end of the grid machine body, the other end of the first connecting pipe is communicated with an adjusting bin, the outer top wall of the adjusting bin is communicated with a first liquid inlet pipe, one side, close to the grid machine body, of the adjusting bin is fixedly connected with a supporting plate, the upper surface of the supporting plate is provided with a first motor, the output shaft of the first motor is fixedly connected with a first stirring rod, one end, far away from the first motor, of the first stirring rod is inserted into the adjusting bin, one side, far away from the first motor, of the adjusting bin is communicated with a second connecting pipe, one side of the second connecting pipe is provided with a first water pump, one end, far away from the adjusting bin, of the second connecting pipe is fixedly connected with the input end of the first water pump, the output end of the first water pump is, the end, far away from the first water pump, of the third connecting pipe is communicated with a precipitation bin, the upper surface of the precipitation bin is provided with a second motor, a second liquid inlet pipe is inserted into the upper surface of the precipitation bin, an output shaft of the second motor is fixedly connected with a second stirring rod, one end, far away from the second motor, of the second stirring rod is inserted into the precipitation bin, the bottom wall of the inner side of the precipitation bin is provided with a collection box, one side, far away from the third connecting pipe, of the precipitation bin is provided with a fourth connecting pipe, one end of the fourth connecting pipe is communicated with the outer side wall of the precipitation bin, one end, communicated with the precipitation bin, of the fourth connecting pipe is fixedly connected with an MBR membrane, the other end of the fourth connecting pipe is provided with a second water pump, the other end of the fourth connecting pipe is fixedly connected with the input end of the second water pump, the output end of the second water pump is fixedly connected with a fifth connecting pipe, and the end, far away, the upper surface of handling the storehouse is equipped with the third motor, the upper surface in handling the storehouse inserts there is the third liquid inlet pipe, the output shaft fixedly connected with third puddler of third motor, the one end that the third motor was kept away from to the third puddler inserts the inside of handling the storehouse, the inside wall fixedly connected with reverse osmosis membrane in handling the storehouse, the one side of keeping away from the fifth even pipe in handling the storehouse is equipped with the fluid-discharge tube, the one end of fluid-discharge tube communicates in the lateral wall of handling the storehouse.

As further preferable in the present technical solution: the utility model discloses a vertical drainage device, including the regulation storehouse, the first drainage plate of inner wall one side fixedly connected with of regulation storehouse, one side fixedly connected with second drainage plate of first drainage plate is kept away from to the inner wall of regulation storehouse, one side fixedly connected with third drainage plate of second drainage plate is kept away from to the inner wall of regulation storehouse, be the slope setting of 60 downwards between one side of first drainage plate, second drainage plate and third drainage plate and the inside wall of regulation storehouse.

As further preferable in the present technical solution: the outside of first motor, second motor and third motor all is equipped with the protective housing, first motor, second motor and third motor are all installed in the inboard of protective housing.

As further preferable in the present technical solution: the equal fixedly connected with observation window of lateral wall in surge bin, sediment storehouse and processing storehouse, the lower part of the outer lateral wall in sediment storehouse articulates there is the door.

As further preferable in the present technical solution: the utility model discloses a sedimentation bin, including first connecting pipe, second connecting pipe, fourth connecting pipe, sixth connecting pipe and fluid-discharge tube, the equal fixedly connected with water valve in mouth of pipe department of second connecting pipe, fourth connecting pipe, sixth connecting pipe and fluid-discharge tube, the top of fluid-discharge tube is equipped with the sixth connecting pipe, the one end of sixth connecting pipe communicates in the lateral wall of processing storehouse, the one end of sixth connecting pipe is equipped with the third water pump, the other end fixed connection of sixth connecting pipe is in the input of third water pump, the output fixedly connected with seventh connecting pipe of third water pump, the one end that the third water pump was kept away from to the seventh connecting pipe is inserted the inside of.

As further preferable in the present technical solution: the lateral wall of the treatment bin is provided with a switch group, and the electrical output end of the switch group is respectively electrically connected with the electrical input end of the first motor, the electrical input end of the second motor, the electrical input end of the third motor, the electrical input end of the first water pump, the electrical input end of the second water pump and the electrical input end of the third water pump.

Compared with the prior art, the beneficial effects of the utility model are that: the battery waste liquid is conveyed into the regulating bin, then PH neutralizing agent is injected, and after the first stirring rod is driven by the first motor to be fully mixed, the battery waste liquid is neutralized, then the coagulant is conveyed to a precipitation bin through a first water pump, then the coagulant is injected into the precipitation bin, a second stirring rod is driven by a second motor to be fully mixed, particles which are difficult to precipitate in the battery wastewater are removed, then the pH neutralization agent is conveyed to a treatment bin through a second water pump, the PH neutralization agent is neutralized for the second time through a third stirring rod driven by a third motor, then the secondary neutralized battery waste liquid is separated into clear water and concentrated water by a reverse osmosis membrane, wherein clear water has the fluid-discharge tube discharge to handle the storehouse, and dense water then can be taken back through the third water pump and deposit the storehouse and carry out the secondary purification, can effectually purify totally the harmful substance in the battery waste liquid through above-mentioned step.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the conditioning bin, settling bin and treatment bin of the present invention;

fig. 3 is a structural side view of the settling bin of the present invention.

In the figure: 1. a grillage machine body; 2. a first connecting pipe; 3. a regulating bin; 4. a support plate; 5. a first liquid inlet pipe; 6. a first drainage plate; 7. a second drainage plate; 8. a third drainage plate; 9. a first motor; 10. a first stirring rod; 11. a second connecting pipe; 12. a first water pump; 13. a third connecting pipe; 14. a settling bin; 15. a second liquid inlet pipe; 16. a second motor; 17. a second stirring rod; 18. a collection box; 19. MBR membrane; 20. a fourth connecting pipe; 21. a second water pump; 23. a fifth connecting pipe; 24. a processing bin; 25. a third liquid inlet pipe; 26. a third motor; 27. a third stirring rod; 29. a reverse osmosis membrane; 30. a liquid discharge pipe; 31. a sixth connecting pipe; 32. a third water pump; 33. a seventh connecting pipe; 34. an observation window; 35. a bin gate; 36. a water valve; 37. a switch group; 38. a protective shell.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, the present invention provides a technical solution: a lithium battery cathode and anode waste liquid circulating water purification device comprises a grid machine body 1 and a first connecting pipe 2, wherein one end of the first connecting pipe 2 is communicated with the output end of the grid machine body 1, the other end of the first connecting pipe 2 is communicated with an adjusting bin 3, the outer top wall of the adjusting bin 3 is communicated with a first liquid inlet pipe 5, one side of the adjusting bin 3, which is close to the grid machine body 1, is fixedly connected with a supporting plate 4, the upper surface of the supporting plate 4 is provided with a first motor 9, the output shaft of the first motor 9 is fixedly connected with a first stirring rod 10, one end, which is far away from the first motor 9, of the first stirring rod 10 is inserted into the adjusting bin 3, one side, which is far away from the first motor 9, of the adjusting bin 3 is communicated with a second connecting pipe 11, one side of the second connecting pipe 11 is provided with a first water pump 12, one end, which is far away from the adjusting bin 3, of the second connecting pipe 11 is fixedly connected with, one end of the third connecting pipe 13, which is far away from the first water pump 12, is communicated with a precipitation bin 14, the upper surface of the precipitation bin 14 is provided with a second motor 16, the upper surface of the precipitation bin 14 is inserted with a second liquid inlet pipe 15, an output shaft of the second motor 16 is fixedly connected with a second stirring rod 17, one end of the second stirring rod 17, which is far away from the second motor 16, is inserted into the precipitation bin 14, the inner side bottom wall of the precipitation bin 14 is provided with a collection box 18, one side of the precipitation bin 14, which is far away from the third connecting pipe 13, is provided with a fourth connecting pipe 20, one end of the fourth connecting pipe 20 is communicated with the outer side wall of the precipitation bin 14, one end of the fourth connecting pipe 20, which is communicated with the precipitation bin 14, is fixedly connected with an MBR membrane 19, the other end of the fourth connecting pipe 20 is provided with a second water pump 21, the other end of the fourth connecting pipe 20 is fixedly connected with the input end of the second water pump 21, the output end of the second water pump 21, the upper surface of treatment bin 24 is equipped with third motor 26, the upper surface in treatment bin 24 has inserted third liquid inlet pipe 25, the output shaft fixedly connected with third puddler 27 of third motor 26, the inside in treatment bin 24 is inserted to the one end that third motor 26 was kept away from to third puddler 27, the inside wall fixedly connected with reverse osmosis membrane 29 in treatment bin 24, one side that fifth connecting pipe 23 was kept away from in treatment bin 24 is equipped with fluid-discharge tube 30, the one end of fluid-discharge tube 30 communicates in the lateral wall in treatment bin 24.

In this embodiment, specifically: a first drainage plate 6 is fixedly connected to one side of the inner wall of the adjusting bin 3, a second drainage plate 7 is fixedly connected to one side, away from the first drainage plate 6, of the inner wall of the adjusting bin 3, a third drainage plate 8 is fixedly connected to one side, away from the second drainage plate 7, of the inner wall of the adjusting bin 3, and one sides of the first drainage plate 6, the second drainage plate 7 and the third drainage plate 8 and the inner side wall of the adjusting bin 3 are inclined downwards by 60 degrees; through transporting the inside of surge bin 3 with battery waste liquid and PH neutralization agent, battery waste liquid and PH neutralization agent can flow the upper surface of first drainage plate 6, then through the upper surface of first drainage plate 6 drainage to second drainage plate 7, then the upper surface of drainage to third drainage plate 8 by second drainage plate 7 again, the inboard diapire of surge bin 3 is reached by the drainage of third drainage plate 8 at last, the homogeneity has been played through above-mentioned step, the effect of average volume, can make battery waste liquid and PH neutralization agent abundant mixture, it carries out effectual neutralization to reach the acidity or the basicity in the battery waste liquid.

In this embodiment, specifically: protective housings 38 are arranged on the outer sides of the first motor 9, the second motor 16 and the third motor 26, and the first motor 9, the second motor 16 and the third motor 26 are mounted on the inner sides of the protective housings 38; the first motor 9, the second motor 16 and the third motor 26 are mounted on the inner side of the protective shell 38, so that the first motor 9, the second motor 16 and the third motor 26 can be protected.

In this embodiment, specifically: the outer side walls of the adjusting bin 3, the settling bin 14 and the processing bin 24 are fixedly connected with observation windows 34, and the lower part of the outer side wall of the settling bin 14 is hinged with a bin door 35; the purification flow and purification state of the battery waste liquid can be observed through the observation window 34, and after the bin door 35 is opened, the collection box 18 can be taken out, and the sundries in the collection box can be cleaned.

In this embodiment, specifically: the orifices of the second connecting pipe 11, the fourth connecting pipe 20, the sixth connecting pipe 31 and the liquid discharge pipe 30 are all fixedly connected with a water valve 36, the sixth connecting pipe 31 is arranged above the liquid discharge pipe 30, one end of the sixth connecting pipe 31 is communicated with the outer side wall of the treatment bin 24, one end of the sixth connecting pipe 31 is provided with a third water pump 32, the other end of the sixth connecting pipe 31 is fixedly connected with the input end of the third water pump 32, the output end of the third water pump 32 is fixedly connected with a seventh connecting pipe 33, and one end of the seventh connecting pipe 33, which is far away from the third water pump 32, is inserted into the interior of the precipitation bin 14; the water valves 36 are fixedly connected to the pipe openings of the second connecting pipe 11, the fourth connecting pipe 20, the sixth connecting pipe 31 and the liquid discharge pipe 30, so that the flow rate of the liquid can be controlled, the third water pump 32 is started to pump out the concentrated water separated by the reverse osmosis membrane 29, the concentrated water is pumped out of the treatment bin 24, and then the concentrated water is conveyed back to the precipitation bin 14 through the sixth connecting pipe 31 and the seventh connecting pipe 33 for secondary purification.

In this embodiment, specifically: the outer side wall of the treatment bin 24 is provided with a switch group 37, and the electrical output end of the switch group 37 is respectively electrically connected with the electrical input end of the first motor 9, the electrical input end of the second motor 16, the electrical input end of the third motor 26, the electrical input end of the first water pump 12, the electrical input end of the second water pump 21 and the electrical input end of the third water pump 32; the first motor 9, the second motor 16, the third motor 26, the first water pump 12, the second water pump 21 and the third water pump 32 can be controlled to be turned on and off by the switch group 37.

Working principle or structural principle, when in use, the battery waste liquid is injected into the interior of the grid machine body 1, after the battery waste liquid is treated by the grid machine body 1, the battery waste liquid is conveyed into the interior of the adjusting bin 3, then the PH neutralizing agent is poured into the interior of the adjusting bin 3 from the first liquid inlet pipe 5, the battery waste liquid and the PH neutralizing agent can flow to the upper surface of the first drainage plate 6, then the battery waste liquid and the PH neutralizing agent are drained to the upper surface of the second drainage plate 7 through the first drainage plate 6, then the battery waste liquid and the PH neutralizing agent are drained to the upper surface of the third drainage plate 8 through the second drainage plate 7, finally the battery waste liquid is drained to the inner bottom wall of the adjusting bin 3 through the third drainage plate 8, then the first motor 9 is started to drive the first stirring rod 10 to stir the battery waste liquid, after the acid and alkali are neutralized, the first water pump 12 is started, the neutralized battery waste liquid is drained from the interior of the adjusting bin 3, and conveyed to the interior of the settling bin 14 through, then a coagulant is poured into the interior of the sedimentation bin 14 from the second liquid inlet pipe 15, the second motor 16 is started to drive the second stirring rod 17 to stir the coagulant, so that the coagulant is fully mixed, particles which are difficult to precipitate in the battery waste water can be mutually polymerized to form colloid under the action of the coagulant, then the colloid is combined with impurities in a water body to form a larger flocculating constituent, the flocculating constituent has strong adsorption force and can adsorb suspended matters and part of bacteria and soluble substances, the flocculating constituent sinks after the volume is increased through adsorption and finally sinks into the collection box 18, then the second water pump 21 is started to pump the battery waste water after the precipitation treatment out of the sedimentation bin 14, due to the reason that the fourth connecting pipe 20 is communicated with the pipe orifice of the MBR treatment bin 24 and the MBR membrane 19 is installed, the MBR membrane 19 can intercept the impurities, such as the colloid and the flocculating constituent, and the like in the collection box 18, and the battery waste water after the precipitation treatment is conveyed to the interior of the treatment bin 24 through the fourth connecting pipe 20 and the fifth connecting pipe 23, then, the PH neutralizing agent is poured into the interior of the treatment bin 24 from the third liquid inlet pipe 25 again, then the third motor 26 is started to drive the third stirring rod 27 to stir the PH neutralizing agent for secondary neutralization, then the battery waste liquid flows to the upper surface of the reverse osmosis membrane 29, the reverse osmosis membrane 29 separates the PH neutralizing agent into clean water and concentrated water, wherein the clean water flows to the bottom of the inner side of the treatment bin 24 through the filtered water of the reverse osmosis membrane 29, then the clean water is discharged out of the interior of the treatment bin 24 through the liquid outlet pipe 30, then the third water pump 32 is started to pump out the concentrated water separated from the reverse osmosis membrane 29 out of the interior of the treatment bin 24, and then the clean water is conveyed back to the precipitation bin 14 through the sixth connecting pipe 31 and the seventh connecting pipe 33 for.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a lithium cell negative and positive pole waste liquid circulating water purifier, includes grid machine body (1), first connecting pipe (2), its characterized in that: one end of the first connecting pipe (2) is communicated with the output end of the grating machine body (1), the other end of the first connecting pipe (2) is communicated with the adjusting bin (3), the outer top wall of the adjusting bin (3) is communicated with the first liquid inlet pipe (5), one side, close to the grating machine body (1), of the adjusting bin (3) is fixedly connected with a supporting plate (4), the upper surface of the supporting plate (4) is provided with a first motor (9), the output shaft of the first motor (9) is fixedly connected with a first stirring rod (10), one end, far away from the first motor (9), of the first stirring rod (10) is inserted into the adjusting bin (3), one side, far away from the first motor (9), of the adjusting bin (3) is communicated with a second connecting pipe (11), one side of the second connecting pipe (11) is provided with a first water pump (12), and one end, far away from the adjusting bin (3), of the second connecting pipe (11) is fixedly connected to the input end of the first water pump (12), the output end of the first water pump (12) is fixedly connected with a third connecting pipe (13), one end, far away from the first water pump (12), of the third connecting pipe (13) is communicated with a precipitation bin (14), the upper surface of the precipitation bin (14) is provided with a second motor (16), the upper surface of the precipitation bin (14) is inserted with a second liquid inlet pipe (15), the output shaft of the second motor (16) is fixedly connected with a second stirring rod (17), one end, far away from the second motor (16), of the second stirring rod (17) is inserted into the precipitation bin (14), the inner side bottom wall of the precipitation bin (14) is provided with a collection box (18), one side, far away from the third connecting pipe (13), of the precipitation bin (14) is provided with a fourth connecting pipe (20), one end of the fourth connecting pipe (20) is communicated with the outer side wall of the precipitation bin (14), and the fourth connecting pipe (20) is communicated with one end, fixedly connected with an MBR membrane (19), the other end of the fourth connecting pipe (20) is provided with a second water pump (21), the other end of the fourth connecting pipe (20) is fixedly connected to the input end of the second water pump (21), the output end of the second water pump (21) is fixedly connected with a fifth connecting pipe (23), one end, far away from the second water pump (21), of the fifth connecting pipe (23) is communicated with a treatment bin (24), the upper surface of the treatment bin (24) is provided with a third motor (26), a third liquid inlet pipe (25) is inserted into the upper surface of the treatment bin (24), an output shaft of the third motor (26) is fixedly connected with a third stirring rod (27), one end, far away from the third motor (26), of the third stirring rod (27) is inserted into the treatment bin (24), the inner side wall of the treatment bin (24) is fixedly connected with a reverse osmosis membrane (29), and one side, far away from the fifth connecting pipe (23), of the treatment bin (24) is provided with a liquid outlet pipe (30), one end of the liquid discharge pipe (30) is communicated with the outer side wall of the treatment bin (24).

2. The apparatus of claim 1, wherein the apparatus comprises: the utility model discloses a novel adjustable drainage plate, including the inner wall of surge bin (3), one side fixedly connected with first drainage plate (6) of inner wall one side fixedly connected with of surge bin (3), one side fixedly connected with second drainage plate (7) of first drainage plate (6) are kept away from to the inner wall of surge bin (3), one side fixedly connected with third drainage plate (8) of second drainage plate (7) are kept away from to the inner wall of surge bin (3), be the slope setting of 60 downwards between one side of first drainage plate (6), second drainage plate (7) and third drainage plate (8) and the inside wall of surge bin (3).

3. The apparatus of claim 1, wherein the apparatus comprises: the outer sides of the first motor (9), the second motor (16) and the third motor (26) are all provided with a protective shell (38), and the first motor (9), the second motor (16) and the third motor (26) are all installed on the inner side of the protective shell (38).

4. The apparatus of claim 1, wherein the apparatus comprises: the outer side wall of the adjusting bin (3), the settling bin (14) and the processing bin (24) is fixedly connected with an observation window (34), and the lower part of the outer side wall of the settling bin (14) is hinged with a bin door (35).

5. The apparatus of claim 1, wherein the apparatus comprises: the utility model discloses a deposit storehouse, including first connecting pipe (11), second connecting pipe (11), fourth connecting pipe (20), sixth connecting pipe (31) and the equal fixedly connected with water valve (36) of mouth of pipe department of fluid-discharge tube (30), the top of fluid-discharge tube (30) is equipped with sixth connecting pipe (31), the one end of sixth connecting pipe (31) communicates in the lateral wall of handling storehouse (24), the one end of sixth connecting pipe (31) is equipped with third water pump (32), the other end fixed connection of sixth connecting pipe (31) is in the input of third water pump (32), the output fixedly connected with seventh connecting pipe (33) of third water pump (32), the inside of depositing storehouse (14) is inserted to the one end that third water pump (32) were kept away from in seventh connecting pipe (33).

6. The apparatus of claim 1, wherein the apparatus comprises: the outer side wall of the treatment bin (24) is provided with a switch group (37), and the electrical output end of the switch group (37) is respectively electrically connected with the electrical input end of the first motor (9), the electrical input end of the second motor (16), the electrical input end of the third motor (26), the electrical input end of the first water pump (12), the electrical input end of the second water pump (21) and the electrical input end of the third water pump (32).