CN218435399U - Chemical nickel waste water resourceful treatment device - Google Patents
Chemical nickel waste water resourceful treatment device Download PDFInfo
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- CN218435399U CN218435399U CN202222593929.2U CN202222593929U CN218435399U CN 218435399 U CN218435399 U CN 218435399U CN 202222593929 U CN202222593929 U CN 202222593929U CN 218435399 U CN218435399 U CN 218435399U
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Abstract
The utility model provides a chemical nickel waste water resourceful treatment device belongs to water treatment facilities technical field. The utility model discloses a magnesium ammonium phosphate recovery system and nickel recovery system, magnesium ammonium phosphate recovery system include batch reactor, and batch reactor upper end is through intake pump intercommunication former pond, and the right side is through going out the water pump and connecting outlet conduit, and batch reactor bottom is through charge-in pump intercommunication pressure filter, and the pressure filter passes through former pond pipeline intercommunication former pond, and batch reactor has a plurality of workbin through the pipeline intercommunication, and nickel recovery system includes the ion exchange system and the nickel liquid processing system that are linked together through dense nickel discharge pipe, the utility model discloses effectively realized the recycle to phosphorus and nickel resource in the chemical nickel waste water, improved the recycle rate of chemical nickel waste water.
Description
Technical Field
The utility model relates to a chemical nickel waste water resourceful treatment device belongs to water treatment facilities technical field.
Background
Most of chemical nickel wastewater is not subjected to resource treatment at present, most of chemical nickel wastewater is treated by adopting a Fenton oxidation and lime chemical addition chemical precipitation method, treated phosphorus and nickel are changed into sludge to be treated as hazardous waste, the recovery of phosphorus and nickel resources in the wastewater is difficult to realize, and a large amount of phosphorus resources and nickel resources in the wastewater are wasted.
SUMMERY OF THE UTILITY MODEL
In view of the above shortcoming of prior art, the utility model aims to provide a chemistry nickel waste water resourceful treatment device for solve among the prior art current chemistry nickel effluent treatment plant and be difficult to realize the recovery of phosphorus and nickel resource in the waste water, wasted the problem of a large amount of phosphorus resources and nickel resource in the waste water.
In order to realize the aim and other related aims, the utility model provides a chemical nickel wastewater resource treatment device, which comprises an ammonium magnesium phosphate recovery system and a nickel recovery system;
the magnesium ammonium phosphate recovery system comprises a batch treatment reactor, the upper end of the batch treatment reactor is communicated with a raw water pool through a water inlet pump, the right side of the batch treatment reactor is connected with a water outlet pipeline through a water outlet pump, the bottom of the batch treatment reactor is communicated with a filter press through a feed pump, the filter press is communicated with the raw water pool through a raw water pool pipeline, and the batch treatment reactor is communicated with a plurality of feed boxes through pipelines;
the nickel recovery system comprises an ion exchange system and a nickel liquid treatment system which are communicated through a concentrated nickel discharge pipeline;
the ion exchange system comprises a plurality of ion exchange columns and a plurality of regeneration boxes which are communicated through pipelines, and the water outlet pipeline is communicated with the water inlets of the ion exchange columns;
the nickel liquid treatment system comprises a pretreatment tank, an electrolytic tank and a recovery liquid tank which are sequentially communicated through pipelines, wherein the pretreatment tank is communicated with a concentrated nickel discharge pipeline, and the recovery liquid tank is communicated with a discharge pipeline.
In an embodiment of the present invention, the material box includes an acid box, a catalyst box, an oxidant box and a flocculant box, and the acid box, the catalyst box, the oxidant box and the flocculant box are respectively communicated with the batch processing reactor through pipelines.
In an embodiment of the present invention, the batch reactor is internally provided with a stirrer, a pH detector and an ORP detector.
In an embodiment of the present invention, the feeding pump adopts a compressed air pump, and the feeding pump communicates with the compressed air pipeline.
In an embodiment of the present invention, the ion exchange column includes a first ion exchange column, a second ion exchange column and a third ion exchange column, the regeneration box includes a first regeneration box, a second regeneration box, a third regeneration box and a fourth regeneration box, the first ion exchange column, the second ion exchange column and the third ion exchange column are respectively communicated with the water outlet pipeline, the first regeneration box, the second regeneration box, the third regeneration box and the fourth regeneration box are communicated with the first ion exchange column, the second ion exchange column, the third ion exchange column and the discharge pipeline through the regeneration pipeline, and the first ion exchange column, the second ion exchange column and the third ion exchange column are communicated with the first regeneration box, the regeneration waste liquid pipeline and the concentrated nickel discharge pipeline through the regeneration backflow pipeline on one side of the first ion exchange column, the second ion exchange column and the third ion exchange column.
In an embodiment of the utility model, the pretreatment tank is communicated with the pretreatment filter water inlet through the filter pump, and the pretreatment filter water outlet is communicated with the pretreatment tank and the electrolytic bath through the pipeline respectively.
In an embodiment of the utility model, the recycling liquid tank is communicated with the recycling filter water inlet through the recycling pump, the recycling filter water outlet is communicated with the return pipe and the discharge pipe, and the return pipe is communicated with the electrolytic bath.
In an embodiment of the utility model, the bottom surfaces in the pretreatment tank, the electrolytic tank and the recovery liquid tank are all provided with air pipelines which are communicated with compressed air.
In an embodiment of the present invention, the pretreatment tank and the recycling tank are all provided with heating coils.
As mentioned above, the utility model discloses a chemical nickel waste water resourceful treatment device has following beneficial effect:
the utility model discloses in set up magnesium ammonium phosphate recovery system and nickel recovery system, magnesium ammonium phosphate recovery system can form magnesium ammonium phosphate with the phosphorus treatment in the chemical nickel waste water and carry out recycle, and nickel recovery system carries out recycle with the nickel in the chemical nickel waste water, has effectively realized the recycle to phosphorus and nickel resource in the chemical nickel waste water, has improved the recycle ratio of chemical nickel waste water, and installs simple structure, uses portably.
Drawings
FIG. 1 is a schematic view of the overall structure of a chemical nickel wastewater recycling device according to an embodiment of the present invention.
FIG. 2 is a schematic diagram of a magnesium ammonium phosphate recycling system of a chemical nickel wastewater recycling device according to an embodiment of the present invention.
FIG. 3 is a schematic structural view of a nickel recycling ion exchange system of a chemical nickel wastewater recycling device according to an embodiment of the present invention.
FIG. 4 is a schematic structural view of a nickel liquid treatment system of a chemical nickel wastewater recycling device according to an embodiment of the present invention.
Wherein, 1, an ammonium magnesium phosphate recovery system; 10. a batch reactor; 11. a feed pump; 12. discharging the water pump; 13. a filter press; 14. a water inlet pump; 15. a raw water tank pipeline; 16. a raw water pool; 17. acid box; 18. a catalyst case; 19. an oxidant tank; 110. A flocculant box; 111. a stirrer; 112. a pH detector; 113. an ORP detector; 114. a compressed air conduit; 2. A nickel recovery system; 3. an ion exchange system; 30. a first ion exchange column; 31. a second ion exchange column; 32. a third ion exchange column; 33. a discharge conduit; 34. a regeneration waste liquid pipeline; 35. a concentrated nickel discharge pipe; 36. a regeneration pipeline; 37. regenerating a return line; 38. a first regeneration tank; 39. a second regeneration tank; 310. a third regeneration tank; 311. a fourth regeneration tank; 4. a nickel liquor treatment system; 40. a pretreatment tank; 41. a filter pump; 42. pre-treating a filter; 43. an electrolytic cell; 44. a recovery liquid tank; 45. a recycling pump; 46. a recycling filter; 47. a return line; 48. a discharge conduit; 49. an air duct; 410. a heating coil; 5. a water outlet pipeline.
Detailed Description
The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.
Please refer to fig. 1 to 4. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. Meanwhile, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are for convenience of description, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof may be made without substantial technical changes, and the present invention is also regarded as the scope of the present invention.
Referring to fig. 1, the utility model provides a chemical nickel wastewater resource treatment device, which comprises an ammonium magnesium phosphate recovery system 1 and a nickel recovery system 2, wherein the nickel recovery system 2 comprises an ion exchange system 3 and a nickel liquid treatment system 4 which are communicated with each other through a concentrated nickel discharge pipeline 35;
referring to fig. 2, an ammonium magnesium phosphate recovery system 1 includes a batch reactor 10, a stirrer 111, a pH detector 112 and an ORP detector 113 are disposed inside the batch reactor 10, the upper end of the batch reactor 10 is connected to a raw water tank 16 through a water inlet pump 14, the right side is connected to a water outlet pipe 5 through a water outlet pump 12, the bottom of the batch reactor 10 is connected to a filter press 13 through a feed pump 11, the feed pump 11 employs a compressed air pump, the feed pump 11 is connected to a compressed air pipe 114, the filter press 13 is connected to the raw water tank 16 through a raw water tank pipe 15, and the batch reactor 10 is connected to a plurality of bins through pipes; the material box comprises an acid box 17, a catalyst box 18, an oxidant box 19 and a flocculant box 110, wherein the acid box 17, the catalyst box 18, the oxidant box 19 and the flocculant box 110 are respectively communicated with the batch treatment reactor 10 through pipelines;
referring to fig. 3, the ion exchange system 3 includes a plurality of ion exchange columns and a plurality of regeneration boxes which are communicated with each other through a pipeline, and a water outlet pipeline 5 is communicated with a water inlet of the ion exchange columns; the ion exchange columns comprise a first ion exchange column 30, a second ion exchange column 31 and a third ion exchange column 32, the regeneration tanks comprise a first regeneration tank 38, a second regeneration tank 39, a third regeneration tank 310 and a fourth regeneration tank 311, the first ion exchange column 30, the second ion exchange column 31 and the third ion exchange column 32 are respectively communicated with a water outlet pipeline 5, the first regeneration tank 38, the second regeneration tank 39, the third regeneration tank 310 and the fourth regeneration tank 311 are communicated with the first ion exchange column 30, the second ion exchange column 31, the third ion exchange column 32 and a discharge pipeline 33 through a regeneration pipeline 36, and one sides of the first ion exchange column 30, the second ion exchange column 31 and the third ion exchange column 32 are communicated with the first regeneration tank 38, a regeneration waste liquid pipeline 34 and a concentrated nickel discharge pipeline 35 through a regeneration return pipeline 37;
referring to fig. 4, the nickel liquid treatment system 4 includes a pretreatment tank 40, an electrolytic tank 43 and a recovery liquid tank 44 which are sequentially communicated through a pipeline, wherein the pretreatment tank 40 is communicated with the concentrated nickel discharge pipeline 35, and the recovery liquid tank 44 is communicated with a discharge pipeline 48; the pretreatment tank 40 is communicated with a water inlet of a pretreatment filter 42 through a filter pump 42, and a water outlet of the pretreatment filter 42 is respectively communicated with the pretreatment tank 40 and an electrolytic tank 43 through pipelines; the recycling liquid tank 44 is communicated with a water inlet of a recycling filter 46 through a recycling pump 45, a water outlet of the recycling filter 46 is communicated with a return pipeline 47 and a discharge pipeline 48, and the return pipeline 47 is communicated with the electrolytic tank 43; air pipelines 49 are respectively arranged on the bottom surfaces of the interior of the pretreatment tank 40, the interior of the electrolysis tank 43 and the interior of the recovery liquid tank 44, and the air pipelines 49 are communicated with compressed air; the heating coils 410 are provided inside both the pretreatment tank 40 and the recovery liquid tank 44.
The working principle of the chemical nickel wastewater resourceful treatment device is as follows: chemical nickel wastewater is pumped into a batch treatment reactor 10 through a water inlet pump 14 in a raw water tank 16, a catalyst, an oxidant, a flocculant and acid liquor are respectively added into the batch treatment reactor 10 through a pipeline by an acid tank 17, a catalyst tank 18, an oxidant tank 19 and a flocculant tank 110, the liquid in the batch treatment reactor 10 is uniformly mixed by a stirrer 111, meanwhile, the solution is monitored by a pH detector 112 and an ORP detector 113, precipitates after the chemical nickel wastewater reacts in the batch treatment reactor 10 are pumped into a filter press 13 through a feed pump 11, the filter press 13 performs dry-wet separation on the precipitates, the separated magnesium ammonium phosphate is recovered, the separated wastewater is pumped into the raw water tank 16 through a raw water tank pipeline 15 for circular treatment, the nickel-containing wastewater treated by the batch treatment reactor 10 enters an ion exchange system 3 through a water outlet pipeline 5, the nickel-containing wastewater is subjected to ion exchange through a first ion exchange column 30, a second ion exchange column 31 and a third ion exchange column 32 in an ion exchange system 3, so that the nickel concentration in the nickel-containing wastewater is improved, a concentrated nickel solution is obtained, in the process of ion exchange, the ion exchange columns are regenerated by a first regeneration box 38, a second regeneration box 39, a third regeneration box 310 and a fourth regeneration box 311, the concentrated nickel solution obtained after treatment by the ion exchange system is conveyed into a pretreatment tank 40 in a nickel recovery system 2 through a concentrated nickel discharge pipeline 35, a heating coil 410 in the pretreatment tank 40 heats the concentrated nickel solution, the heated concentrated nickel solution is pumped into a pretreatment filter 42 through a filter pump 41, is pumped into the pretreatment tank 40 after filtration through the pretreatment filter 42, is circulated repeatedly until the concentrated nickel solution is sufficiently pretreated and filtered, the filtered concentrated nickel solution is conveyed into an electrolytic tank 43, and the electrolytic tank 43 electrolyzes the concentrated nickel solution, the electrolyzed concentrated nickel solution is conveyed to a recycling liquid tank 44 through a pipeline, the concentrated nickel solution is heated in the recycling liquid tank 44 through a heating coil 410, the heated nickel recycling solution is pumped into a recycling filter 46 through a recycling pump 45 for filtering, the filtered nickel recycling solution is conveyed into an electrolytic tank 43 through a return pipeline 47 for electrolysis and circulation repeatedly until the final nickel recycling solution is formed and then is discharged through a discharge pipeline 48.
To sum up, the utility model discloses in set up magnesium ammonium phosphate recovery system and nickel recovery system, magnesium ammonium phosphate recovery system can form magnesium ammonium phosphate with the phosphorus treatment in the chemistry nickel waste water and carry out recycle, and nickel recovery system carries out recycle with the nickel in the chemistry nickel waste water, has effectively realized the recycle to phosphorus and nickel resource in the chemistry nickel waste water, has improved the recycle ratio of chemistry nickel waste water, and installs simple structure, and it is simple and convenient to use. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.
The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Any person skilled in the art can modify or change the above embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (9)
1. A chemical nickel wastewater resourceful treatment device is characterized by comprising an ammonium magnesium phosphate recovery system (1) and a nickel recovery system (2);
the magnesium ammonium phosphate recovery system (1) comprises a batch treatment reactor (10), the upper end of the batch treatment reactor (10) is communicated with a raw water pool (16) through a water inlet pump (14), the right side of the batch treatment reactor is connected with a water outlet pipeline (5) through a water outlet pump (12), the bottom of the batch treatment reactor (10) is communicated with a filter press (13) through a feed pump (11), the filter press (13) is communicated with the raw water pool (16) through a raw water pool pipeline (15), and the batch treatment reactor (10) is communicated with a plurality of feed boxes through pipelines;
the nickel recovery system (2) comprises an ion exchange system (3) and a nickel liquid treatment system (4) which are communicated through a concentrated nickel discharge pipeline (35);
the ion exchange system (3) comprises a plurality of ion exchange columns and a plurality of regeneration boxes which are communicated through pipelines, and the water outlet pipeline (5) is communicated with water inlets of the ion exchange columns;
nickel liquid processing system (4) include pretreatment tank (40), electrolysis trough (43) and recovery cistern (44) that communicate in proper order through the pipeline, pretreatment tank (40) intercommunication concentrated nickel discharge tube (35), recovery cistern (44) intercommunication discharge tube (48).
2. The chemical nickel wastewater resource treatment device according to claim 1, characterized in that: the feed box comprises an acid box (17), a catalyst box (18), an oxidant box (19) and a flocculant box (110), wherein the acid box (17), the catalyst box (18), the oxidant box (19) and the flocculant box (110) are respectively communicated with the batch treatment reactor (10) through pipelines.
3. The chemical nickel wastewater resource treatment device according to claim 1, characterized in that: the batch reactor (10) is internally provided with a stirrer (111), a pH detector (112) and an ORP detector (113).
4. The chemical nickel wastewater resource treatment device according to claim 1, characterized in that: the feeding pump (11) adopts a compressed air pump, and the feeding pump (11) is communicated with a compressed air pipeline (114).
5. The chemical nickel wastewater resource treatment device according to claim 1, characterized in that: the ion exchange columns comprise a first ion exchange column (30), a second ion exchange column (31) and a third ion exchange column (32), the regeneration box comprises a first regeneration box (38), a second regeneration box (39), a third regeneration box (310) and a fourth regeneration box (311), the first ion exchange column (30), the second ion exchange column (31) and the third ion exchange column (32) are respectively communicated with a water outlet pipeline (5), the first regeneration box (38), the second regeneration box (39), the third regeneration box (310) and the fourth regeneration box (311) are communicated with the first ion exchange column (30), the second ion exchange column (31), the third ion exchange column (32) and a discharge pipeline (33) through regeneration pipelines (36), and one sides of the first ion exchange column (30), the second ion exchange column (31) and the third ion exchange column (32) are communicated with the first regeneration box (38), a regeneration pipeline (34) and a concentrated nickel waste liquid discharge pipeline (35) through regeneration backflow pipelines (37).
6. The chemical nickel wastewater resource treatment device according to claim 1, characterized in that: the pretreatment tank (40) is communicated with a water inlet of a pretreatment filter (42) through a filter pump (41), and a water outlet of the pretreatment filter (42) is respectively communicated with the pretreatment tank (40) and the electrolytic tank (43) through pipelines.
7. The chemical nickel wastewater resource treatment device according to claim 1, characterized in that: the recycling liquid tank (44) is communicated with a water inlet of a recycling filter (46) through a recycling pump (45), a water outlet of the recycling filter (46) is communicated with a return pipeline (47) and a discharge pipeline (48), and the return pipeline (47) is communicated with the electrolytic tank (43).
8. The chemical nickel wastewater resource treatment device according to claim 1, characterized in that: the inner bottom surfaces of the pretreatment tank (40), the electrolytic tank (43) and the recovery liquid tank (44) are all provided with air pipelines (49), and the air pipelines (49) are communicated with compressed air.
9. The chemical nickel wastewater resource treatment device according to claim 1, characterized in that: and heating coils (410) are arranged in the pretreatment tank (40) and the recovery liquid tank (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222593929.2U CN218435399U (en) | 2022-09-29 | 2022-09-29 | Chemical nickel waste water resourceful treatment device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222593929.2U CN218435399U (en) | 2022-09-29 | 2022-09-29 | Chemical nickel waste water resourceful treatment device |
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| CN218435399U true CN218435399U (en) | 2023-02-03 |
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| CN202222593929.2U Active CN218435399U (en) | 2022-09-29 | 2022-09-29 | Chemical nickel waste water resourceful treatment device |
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