CN212198837U - Treatment and recycling device for nickel-ion-containing electroplating wastewater - Google Patents
Treatment and recycling device for nickel-ion-containing electroplating wastewater Download PDFInfo
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- CN212198837U CN212198837U CN202020717180.6U CN202020717180U CN212198837U CN 212198837 U CN212198837 U CN 212198837U CN 202020717180 U CN202020717180 U CN 202020717180U CN 212198837 U CN212198837 U CN 212198837U
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Abstract
The utility model discloses a nickel ion containing electroplating effluent's processing retrieval and utilization device, including electroplating waste water jar, regeneration concentrate buffer tank, regeneration concentrate finished product jar, handle the back water jar, regeneration elution fluid reservoir, pure water jar, first ion exchange resin post, second ion exchange resin post, third ion exchange resin post, simple structure, with the nickel ion recycle in the waste water, output with nickel ion solution's form, can directly be used for joining in marriage liquid base fluid of plating solution, reduce the use of the nickel salt that the plating solution joined in marriage the liquid in-process, reduce use cost. Meanwhile, most of nickel ions in the wastewater are recovered, the content of nickel ions in the effluent is less than 0.1PPM, the effluent can be directly discharged, the use of traditional chemical precipitation methods for preparing the medicament is reduced, and the treatment cost is reduced.
Description
Technical Field
The utility model relates to a nickeliferous electroplating wastewater treatment technical field of traditional electroplating trade and buddha's warrior attendant line manufacture trade electroplating process section specifically is a nickeliferous ion electroplating wastewater's processing retrieval and utilization device.
Background
Nickel is an important production material in economic production in China and is widely applied to the fields of aerospace, chemical engineering, military, hardware, metal materials and the like. The consumption of China is in an increasing situation in recent years, but the productivity is in a decreasing trend, so that the gap of nickel demand is known to be larger and larger.
In the electroplating industry, the consumption of nickel is very high. Meanwhile, the waste water in the nickel plating process section contains a large amount of nickel ions, and the nickel ions are treated in a chemical precipitation mode according to the traditional treatment mode, so that a large amount of medicament cost is required to be invested, and the waste of resources is caused.
At present, the electroplating industry in China has high energy consumption and large pollution, and the state adopts forced management on the electroplating industry from 2002. In the face of increasingly tightening environmental management requirements of China and objective requirements of energy conservation and emission reduction, new requirements are provided for the treatment of electroplating wastewater containing nickel ions.
The nickel-containing electroplating wastewater mainly comprises scrapped electroplating waste liquid, stripping liquid, plated part cleaning water and the like. Besides nickel ions, the wastewater may also contain other organic chemical components such as brightening agent, leveling agent, wetting agent and the like, and may also contain complexing agent.
Based on this, the utility model designs a processing retrieval and utilization device who contains nickel ion electroplating effluent to solve the above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a nickel ion containing electroplating effluent's processing retrieval and utilization device, simple structure can be with the nickel ion recycle in the waste water to nickel ion solution's form output can directly regard as the joining in marriage liquid base fluid of plating solution, reduces the use of the nickel salt that the plating solution joined in marriage the liquid in-process, reduces use cost. Meanwhile, most of nickel ions in the wastewater are recovered, the content of nickel ions in the effluent is less than 0.1PPM, the effluent can be directly discharged, the use of traditional chemical precipitation methods for preparing the medicament is reduced, and the treatment cost is reduced.
In order to achieve the above object, the utility model provides a following technical scheme: a treatment recycling device for nickel-ion-containing electroplating wastewater comprises an electroplating wastewater tank, a regenerated concentrated solution buffer tank, a regenerated concentrated solution finished product tank, a treated water tank, a regenerated eluent tank, a pure water tank, a first ion exchange resin column, a second ion exchange resin column and a third ion exchange resin column, wherein the electroplating wastewater tank is connected with the first ion exchange resin column through a feeding input pipeline, and a first feeding pump, a quartz sand filter, a first activated carbon filter, a first safety filter and a first three-way valve are arranged on the feeding input pipeline; the electroplating wastewater tank is connected with the first ion exchange resin column through a pure water backwashing return pipeline, and a first three-way valve and a second three-way valve are arranged on the pure water backwashing return pipeline; the electroplating wastewater tank is connected with the treated water tank through a treated water return pipeline, and a circulation output pump and a third three-way valve are arranged on the treated water return pipeline; the first ion exchange resin column is connected with a regenerated concentrated solution buffer tank through a regenerated concentrated solution pipeline, and a first three-way valve and a second three-way valve are arranged on the regenerated concentrated solution pipeline; the first ion exchange resin column is connected with the second ion exchange resin column through a first ion exchange pipeline; the second ion exchange resin column is connected with a third ion exchange resin column through a second ion exchange pipeline; the third ion exchange resin column is connected with the treated water tank through a liquid outlet pipeline, and a fourth three-way valve and a fifth three-way valve are arranged on the liquid outlet pipeline; the third ion exchange resin column is connected with a regenerated eluent tank through a regenerated eluent pipeline, and a fourth three-way valve and a third feed pump are arranged on the regenerated eluent pipeline; the third ion exchange resin column is connected with a pure water tank through a pure water backwashing pipeline, and a fourth feed pump and a fifth three-way valve are arranged on the pure water backwashing pipeline; the lower part and the upper part of the treated water tank are connected through a nickel ion monitoring circulation pipeline, and a circulation output pump, a third three-way valve and a nickel ion online monitor are arranged on the nickel ion monitoring circulation pipeline; the regenerated concentrated solution buffer tank is connected with the regenerated concentrated solution finished product tank through a regenerated concentrated solution filtering pipeline, and a second feeding pump, a second activated carbon filter and a second security filter are arranged on the regenerated concentrated solution filtering pipeline.
Preferably, the first feeding pump, the second feeding pump, the third feeding pump, the fourth feeding pump, the circulating output pump, the first three-way valve, the second three-way valve, the third three-way valve, the fourth three-way valve, the fifth three-way valve and the nickel ion online monitor are all connected with an external PLC control panel.
Preferably, the first ion exchange resin column, the second ion exchange resin column and the third ion exchange resin column contain CR-90 chelating resin.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a CR-90 chelating resin carries out ion exchange and adsorbs, and application scope is wide, need not to break the vein to nickeliferous waste water and handle, and adsorption efficiency is high.
2. The utility model discloses directly use nickel ion with the state retrieval and utilization of solution, reduce nickel ion's emission and the medicament that is used for chemical precipitation.
3. The utility model discloses take multistage filtration and pure water washing process to the in-process of ion exchange and regeneration, reduce the pollution that causes nickel ion regeneration concentrate, the nickel salt solution of exportable high-purity.
4. The utility model discloses take online retrieval and utilization mode, directly return high concentration, high-purity nickel ion solution, can directly regard as the joining in marriage liquid base liquid of plating solution, reduce the nickel salt use of joining in marriage the liquid in-process.
5. The utility model discloses a nickel ion on-line monitoring appearance carries out real-time supervision to handling back water, once appear the condition that ionic resin is punctured, in time will handle back water and carry to the waste water jar, circulate and handle to regenerate the resin.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1, the utility model provides a nickel ion-containing electroplating wastewater treatment and recycling device, including electroplating wastewater tank 1, regeneration concentrate buffer tank 9, regeneration concentrate finished product tank 14, treated water tank 20, regeneration eluent tank 22, pure water tank 34, first ion exchange resin column 30, second ion exchange resin column 28, third ion exchange resin column 26, electroplating wastewater tank 1 is connected with first ion exchange resin column 30 through feeding input pipeline 2, feeding input pipeline 2 is provided with first feed pump 35, quartz sand filter 3, first active carbon filter 4, first safety filter 5, first three-way valve 6; the electroplating wastewater tank 1 is connected with a first ion exchange resin column 30 through a pure water backwashing return pipeline 36, and a first three-way valve 6 and a second three-way valve 7 are arranged on the pure water backwashing return pipeline 36; the electroplating wastewater tank 1 is connected with a treated water tank 20 through a treated water return pipeline 33, and a circulation output pump 19 and a third three-way valve 18 are arranged on the treated water return pipeline 33; the first ion exchange resin column 30 is connected with a regenerated concentrated solution buffer tank 9 through a regenerated concentrated solution pipeline 8, and a first three-way valve 6 and a second three-way valve 7 are configured on the regenerated concentrated solution pipeline 8; the first ion exchange resin column 30 is connected with the second ion exchange resin column 28 through a first ion exchange pipeline 29; the second ion exchange resin column 28 is connected with the third ion exchange resin column 26 through a second ion exchange pipeline 27; the third ion exchange resin column 26 is connected with the treated water tank 20 through a liquid outlet pipeline 15, and a fourth three-way valve 21 and a fifth three-way valve 25 are configured on the liquid outlet pipeline 15; the third ion exchange resin column 26 is connected with a regenerated eluent tank 22 through a regenerated eluent pipeline 24, and a fourth three-way valve 21 and a third feed pump 23 are arranged on the regenerated eluent pipeline 24; the third ion exchange resin column 26 is connected with a pure water tank 34 through a pure water backwashing pipeline 31, and a fourth feed pump 32 and a fifth three-way valve 25 are arranged on the pure water backwashing pipeline 31; the lower part and the upper part of the treated water tank 20 are connected through a nickel ion monitoring circulation pipeline 16, and a circulation output pump 19, a third three-way valve 18 and a nickel ion online monitor 17 are configured on the nickel ion monitoring circulation pipeline 16; the regenerated concentrated solution buffer tank 9 is connected with a regenerated concentrated solution finished product tank 14 through a regenerated concentrated solution filtering pipeline 13, and a second feeding pump 10, a second activated carbon filter 11 and a second security filter 12 are arranged on the regenerated concentrated solution filtering pipeline 13.
The first feeding pump 35, the second feeding pump 10, the third feeding pump 23, the fourth feeding pump 32, the circulating output pump 19, the first three-way valve 6, the second three-way valve 7, the third three-way valve 18, the fourth three-way valve 21, the fifth three-way valve 25 and the nickel ion online monitor 17 are all connected with an external PLC control panel. The specific working principle is as follows:
electroplating wastewater is contained in the electroplating wastewater tank 1, and then the electroplating wastewater in the electroplating wastewater tank 1 is introduced to a first ion exchange resin column 30 through a first feeding pump 35, a quartz sand filter 3, a first activated carbon filter 4, a first safety filter 5 and a first three-way valve 6 which are arranged on a feeding input pipeline 2, wherein the quartz sand filter 3 performs coarse filtration on the electroplating wastewater; the first active carbon filter 4 is used for absorbing and filtering the electroplating wastewater; the first safety filter 5 is used for finely filtering the electroplating wastewater; the first three-way valve 6 is a selection valve for the feeding direction and the back washing direction.
After the filtered wastewater is subjected to ion exchange adsorption in the first ion exchange resin column 30, the filtered wastewater is conveyed into the second ion exchange resin column 28 through the first ion exchange pipeline 29 connected between the first ion exchange resin column 30 and the second ion exchange resin column 28 for secondary ion exchange adsorption, and finally is conveyed into the third ion exchange resin column 26 through the second ion exchange pipeline 27 connected between the second ion exchange resin column 28 and the third ion exchange resin column 26 for final ion exchange adsorption, wherein CR-90 chelating resin is contained in the first ion exchange resin column 30, the second ion exchange resin column 28 and the third ion exchange resin column 26 for ion exchange adsorption, so that the application range is wide, the nickel-containing wastewater does not need to be subjected to decomplexing treatment, and the adsorption efficiency is high.
The waste liquid adsorbed by the third ion exchange resin column 26 is conveyed to the treated water tank 20 through the liquid outlet pipeline 15, the fourth three-way valve 21 and the fifth three-way valve 25, the treated water tank 20 is used for containing treated wastewater which can reach the standard and is discharged, the nickel ion monitoring circulation pipeline 16 for connecting the high position and the low position of the treated water tank 20, the third three-way valve 18 and the circulation output pump 19 connected to the nickel ion monitoring circulation pipeline 16 are circularly flowed, so that the nickel ion content in the treated water tank is monitored on line in real time by the nickel ion on-line monitor 17, if the nickel ion content exceeds the standard, the ion resin is punctured, and then the detected waste liquid is converged into the electroplating waste water tank 1 through the treated water return pipeline 33 for circular treatment, wherein. The third three-way valve 18 has the function of on-line monitoring and circulation of the treated water and the function of the flow direction of the water flowing back to the electroplating wastewater tank 1, and the circulation output pump 19 has the function of supplying water to the nickel ion on-line monitor 17 and the function of outputting the water flowing back to the electroplating wastewater tank 1.
The pure water tank 34 holds pure water, the pure water for backwashing is supplied through the fifth three-way valve 25 and the fourth feed pump 32, and the pure water is sequentially supplied to the third ion exchange resin column 26, the second ion exchange resin column 28, and the first ion exchange resin column 30 through the pure water backwashing line 31 connected between the pure water tank 34 and the third ion exchange resin column 26, and then the backwashing return water is returned to the electroplating wastewater tank 1 through the second three-way valve 7 and the pure water backwashing return line 36 connected between the first ion exchange resin column 30 and the electroplating wastewater tank 1.
And finally, the regenerated eluent is contained in a regenerated eluent tank 22, the regenerated eluent is conveyed by a third feeding pump 23, the eluent is conveyed to a third ion exchange resin column 26 through a regenerated eluent pipeline 24 connected between the regenerated eluent tank 22 and the third ion exchange resin column 26 for elution, the concentrated solution generated by the first ion exchange resin column 30 is conveyed to a regenerated concentrated solution buffer tank 9 through a regenerated concentrated solution pipeline 8 by controlling a second three-way valve 7 through a second ion exchange resin column 28 and a first ion exchange resin column 30 for storage, the regenerated concentrated solution is conveyed by a second feeding pump 10 to be adsorbed and filtered and finely filtered through a second activated carbon filter and a second security filter, and then the regenerated concentrated solution is conveyed to a regenerated concentrated solution finished product tank 14 to be contained and filtered through a regenerated concentrated solution filtering pipeline 13 connected between the regenerated concentrated solution buffer tank 9 and the regenerated concentrated solution finished product tank 14.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (3)
1. The utility model provides a processing retrieval and utilization device of nickeliferous ion electroplating effluent, includes electroplating effluent jar (1), regeneration concentrate buffer tank (9), regeneration concentrate finished product jar (14), handles back water jar (20), regeneration eluent jar (22), pure water jar (34), first ion exchange resin post (30), second ion exchange resin post (28), third ion exchange resin post (26), its characterized in that: the electroplating wastewater tank (1) is connected with a first ion exchange resin column (30) through a feeding input pipeline (2), and a first feeding pump (35), a quartz sand filter (3), a first activated carbon filter (4), a first safety filter (5) and a first three-way valve (6) are arranged on the feeding input pipeline (2); the electroplating wastewater tank (1) is connected with a first ion exchange resin column (30) through a pure water backwashing return pipeline (36), and a first three-way valve (6) and a second three-way valve (7) are arranged on the pure water backwashing return pipeline (36); the electroplating wastewater tank (1) is connected with a treated water tank (20) through a treated water return pipeline (33), and a circulation output pump (19) and a third three-way valve (18) are arranged on the treated water return pipeline (33); the first ion exchange resin column (30) is connected with a regenerated concentrated solution buffer tank (9) through a regenerated concentrated solution pipeline (8), and a first three-way valve (6) and a second three-way valve (7) are arranged on the regenerated concentrated solution pipeline (8); the first ion exchange resin column (30) is connected with the second ion exchange resin column (28) through a first ion exchange pipeline (29); the second ion exchange resin column (28) is connected with a third ion exchange resin column (26) through a second ion exchange pipeline (27); the third ion exchange resin column (26) is connected with a treated water tank (20) through a liquid outlet pipeline (15), and a fourth three-way valve (21) and a fifth three-way valve (25) are arranged on the liquid outlet pipeline (15); the third ion exchange resin column (26) is connected with a regenerated eluent tank (22) through a regenerated eluent pipeline (24), and a fourth three-way valve (21) and a third feed pump (23) are arranged on the regenerated eluent pipeline (24); the third ion exchange resin column (26) is connected with a pure water tank (34) through a pure water backwashing pipeline (31), and a fourth feed pump (32) and a fifth three-way valve (25) are arranged on the pure water backwashing pipeline (31); the lower part and the upper part of the treated water tank (20) are connected through a nickel ion monitoring circulation pipeline (16), and a circulation output pump (19), a third three-way valve (18) and a nickel ion online monitor (17) are arranged on the nickel ion monitoring circulation pipeline (16); regenerated concentrate buffer tank (9) are connected with regenerated concentrate finished product jar (14) through regenerated concentrate filtration pipeline (13), dispose second charge pump (10), second active carbon filter (11), second cartridge filter (12) on regenerated concentrate filtration pipeline (13).
2. The device for treating and recycling nickel ion-containing electroplating wastewater according to claim 1, wherein the device comprises: the first feeding pump (35), the second feeding pump (10), the third feeding pump (23), the fourth feeding pump (32), the circulating output pump (19), the first three-way valve (6), the second three-way valve (7), the third three-way valve (18), the fourth three-way valve (21), the fifth three-way valve (25) and the nickel ion online monitor (17) are all connected with an external PLC control panel.
3. The device for treating and recycling nickel ion-containing electroplating wastewater according to claim 1, wherein the device comprises: the first ion exchange resin column (30), the second ion exchange resin column (28) and the third ion exchange resin column (26) contain CR-90 chelating resin.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020717180.6U CN212198837U (en) | 2020-05-07 | 2020-05-07 | Treatment and recycling device for nickel-ion-containing electroplating wastewater |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020717180.6U CN212198837U (en) | 2020-05-07 | 2020-05-07 | Treatment and recycling device for nickel-ion-containing electroplating wastewater |
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| CN212198837U true CN212198837U (en) | 2020-12-22 |
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| CN202020717180.6U Active CN212198837U (en) | 2020-05-07 | 2020-05-07 | Treatment and recycling device for nickel-ion-containing electroplating wastewater |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115215470A (en) * | 2022-06-28 | 2022-10-21 | 盐城吉瓦新材料科技有限公司 | High-concentration electroplating diamond wire wastewater treatment method |
| CN115710644A (en) * | 2022-12-02 | 2023-02-24 | 南通柏源汽车零部件有限公司 | Recovery method of plastic electroplating multilayer nickel |
-
2020
- 2020-05-07 CN CN202020717180.6U patent/CN212198837U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115215470A (en) * | 2022-06-28 | 2022-10-21 | 盐城吉瓦新材料科技有限公司 | High-concentration electroplating diamond wire wastewater treatment method |
| CN115215470B (en) * | 2022-06-28 | 2024-01-12 | 盐城吉瓦新材料科技有限公司 | High-concentration electroplating diamond wire wastewater treatment method |
| CN115710644A (en) * | 2022-12-02 | 2023-02-24 | 南通柏源汽车零部件有限公司 | Recovery method of plastic electroplating multilayer nickel |
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