CN204509009U - The recovery system of nickel in a kind of nickel-plating waste liquid - Google Patents
The recovery system of nickel in a kind of nickel-plating waste liquid Download PDFInfo
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- CN204509009U CN204509009U CN201520162357.XU CN201520162357U CN204509009U CN 204509009 U CN204509009 U CN 204509009U CN 201520162357 U CN201520162357 U CN 201520162357U CN 204509009 U CN204509009 U CN 204509009U
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- nickel
- ion exchange
- waste liquid
- recovery system
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Treatment Of Water By Ion Exchange (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The utility model relates in nickel plating industry, the treatment facility field of nickel-plating waste liquid, particularly relate to the recovery system of nickel in a kind of nickel-plating waste liquid, comprise back washing device, the waste collecting device connected successively, first filtration unit, first ion exchange unit, nanofilter and the second ion exchange unit and the reactive tank be connected successively, second filtration unit and electrolyzer, described first ion exchange unit is also connected with described back washing device respectively with the second ion exchange unit, described nanofilter is also connected with described waste collecting device respectively with described second filtration unit, the equipment record of this system is reasonable, ensure the flowing water technological process that nickel element reclaims, by complete recovery system, nickel-plating waste liquid is successively after corresponding recovery process operation, achieve the high efficiente callback of nickel element, flexible to operation, recovery total cost is low, be conducive to the double shield of economic benefit and environment protection, there is wide market application foreground.
Description
Technical field
The utility model relates in nickel plating industry, and the treatment facility field of nickel-plating waste liquid, particularly relates to the recovery system of nickel in a kind of nickel-plating waste liquid.
Background technology
In chemical nickel plating industry, the materials such as other metals of nickel plating liquid medicine use procedure can pollute liquid medicine, when pollutent reaches finite concentration, nickel plating liquid medicine cannot continue to use, and must discharge aging liquid medicine, again prepare, secondly, after workpiece nickel plating, the liquid of attachment must be washed away with clear water, in production process, contained by rinse water, liquor strength constantly increases, and loses cleaning function, must discharge, during part workpiece cleaning, rinse water needs to inject continuously and discharge.Nickel is a kind of carcinogenic sub-Precious Metals Resources, and therefore, the nickel element reclaimed in chemical nickel plating waste solution is conducive to the double meaning of Economic development and environment protection.
At present, chemical nickel plating waste solution often adopts chemical precipitation mode or ion-exchange method process, and effect is all unsatisfactory, such as, when adopting chemical precipitation, in above-mentioned aging liquid medicine, add pharmaceutical chemicals reaction, the nickel salt that reaction produces reclaims through sedimentation, after sedimentation, discharge of wastewater is to waste water processing station, mixes other waste water, produces mud, solidification treatment again, the rinse water of nickel plating workpiece is then directly disposed to waste water processing station process, and nickel fails to reclaim completely, there is adverse environmental factors; When adopting ion-exchange method, lack the associated processing equipment of system, make nickel element removal process very complicated, efficiency is low, cost is high.
Therefore, for above deficiency, the utility model provides the recovery system of nickel in a kind of nickel-plating waste liquid.
Summary of the invention
(1) technical problem that will solve
The recovery system that the purpose of this utility model is to provide nickel in a kind of nickel-plating waste liquid falls behind to solve nickel element way of recycling in existing nickel-plating waste liquid; complex operation is complicated; organic efficiency is low; lack the recovery system of corresponding system; nickel can not be reclaimed completely, cause the problem being unfavorable for Economic development and environment protection.
(2) technical scheme
In order to solve the problem, the utility model provides the recovery system of nickel in a kind of nickel-plating waste liquid, comprise the waste collecting device, the first filtration unit, the first ion exchange unit, the nanofilter that connect successively, described nanofilter also connects waste collecting device and the second ion exchange unit respectively, described first ion exchange unit is connected with back washing device and reactive tank respectively with the second ion exchange unit, described reactive tank, the second filtration unit are connected successively with electrolyzer, and described second filtration unit is also connected with waste collecting device.
Wherein, described first ion exchange unit and the second ion exchange unit form by two ion exchange resin tank, and described ion exchange resin tank adopts chelating type divalent ion exchange resin, and import and the outlet of described ion exchange resin tank are equipped with control valve.
Wherein, described nanofilter adopts selectivity divalent ion exchange membrane, and fenestra is about 1 nanometer, for stopping the ion of more than divalence.
Wherein, described back washing device is built with dilute sulphuric acid liquid medicine, and the outlet of described back washing device is provided with electric pump and control valve.
Wherein, described reactive tank reacts liquid medicine by sodium hydroxide liquid medicine device provisioning.
Wherein, the outlet of described sodium hydroxide liquid medicine device is provided with electric pump and control valve.
Wherein, electric pump and control valve is provided with between described reactive tank and the second filtration unit.
Wherein, electric pump and control valve is provided with between described waste collecting device and filtration unit.
(3) beneficial effect
Technique scheme tool of the present utility model has the following advantages: the recovery system of nickel in a kind of nickel-plating waste liquid that the utility model provides, nickel-plating waste liquid successively after filtration, ion-exchange, after backwash displacement and reaction precipitation are collected with drying, obtain nickeliferous solid matter, to be adsorbed between reaction precipitation process at nickel ion and constantly solution is filtered and adsorb further, nickel element is reclaimed more abundant, the efficient of nickel element can be realized by complete system fully to reclaim, flexible to operation, wherein, nanofilter is adopted to filter out nickel ion further, the solution of high concentration of nickel returns waste liquid device again, filtrate containing a small amount of residual nickel ion enters in the second nanofilter adsorbs further, by coordinating of nanofilter and the second ion exchange unit, improve the recovery of nickel element greatly, wherein, ion exchange unit adopts chelating type divalent ion exchange resin absorbed Ni ion, nickel element is displaced again by backwash liquor, carry out corresponding reaction precipitation, equipment record is reasonable, ensure the flowing water operational process of craft that nickel element reclaims, each structure composition rationally effectively, nickel element organic efficiency is high, total cost is low, be conducive to economic benefit and the environment protection of nickel plating industry, there is wide market application foreground.
Accompanying drawing explanation
Fig. 1 is system of the present utility model composition schematic diagram.
In figure, 1: waste collecting device; 2: the first filtration units; 3: the first ion exchange units; 4: nanofilter; 5: the second ion exchange units; 6: back washing device; 7: reactive tank; 8: the second filtration units; 9: electrolyzer; 10: sodium hydroxide liquid medicine device; 11: electric pump; 12: control valve.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples for illustration of the utility model, but are not used for limiting scope of the present utility model.
As shown in Figure 1, the recovery system of nickel in a kind of nickel-plating waste liquid, comprise waste collecting device 1, first filtration unit 2, first ion exchange unit 3 and nanofilter 4 that connect successively, nanofilter 4 also connects waste collecting device 1 and the second ion exchange unit 5 respectively, first ion exchange unit 3 is connected with back washing device 6 and reactive tank 7 respectively with the second ion exchange unit 5, reactive tank 7, second filtration unit 8 is connected successively with electrolyzer 9, and the second filtration unit 8 is also connected with waste collecting device 1.
During operation, first provide waste liquid by waste collecting device 1, nickel-plating waste liquid is filtered out residue through the first filtration unit 2, the nickel ion in waste liquid is adsorbed by the first ion exchange unit 3, enter nanofilter 4 again to filter further, ion exchange unit 1 is entered again after making the nickeliferous waste liquid of high density turn back to waste collecting device 1 mixing, wherein filter out the water liquid of nickel ion in nanofilter 4, enter the nickel ion in further planar water liquid in the second ion exchange unit 5, and water liquid is discharged, like this, ensure that the abundant absorption displacement of nickel ion in waste liquid, dilute sulphuric acid in back washing device 6 is passed in the first ion exchange unit 3 and the second ion exchange unit 5 and react, the solution generating single nickel salt compound passes in reactive tank 7, after reaction, solution is containing nickel salt precipitation, through the second filtration devices, obtain solid-state nickel salt to collect.
As shown in Figure 1, first ion exchange unit 3 and the second ion exchange unit 5 form by two ion exchange resin tank, ion exchange resin tank adopts chelating type divalent ion exchange resin, import and the outlet of ion exchange resin tank are equipped with control valve, resin adsorptive power is strong, due to the Grasping skill of its pair of carboxyl, rather good to the selective adsorption capacity of divalent metal nickel ion, can better nickel element in Recycling of waste liquid, entered by two groups of ion exchange resin tank, the control valve that outlet is arranged, the break-make situation of different path can be controlled, to meet each corresponding technical operation flow.
Nanofilter 4 adopts selectivity divalent ion exchange membrane, fenestra is about 1 nanometer, for stopping the ion of more than divalence, by the effect of nanofilter 4, the water liquid after processing through the first ion exchange unit 3 is filtered further, obtain high density solution containing nickel, turn back to pre-treating technology, the water liquid after nanofilter 4 is filtered enters in the second ion exchange unit 5, continue absorption, which enhance the organic efficiency of nickel.
Back washing device 6 is built with dilute sulphuric acid liquid medicine, the outlet of back washing device 6 is provided with electric pump 11 and control valve 12, by electric pump dilute sulphuric acid is fed in two ion exchange units and carries out chemical reaction, obtain the compound of single nickel salt, during concrete operations, realize corresponding processing step by the corresponding control valve controlling each path.
Reactive tank 7 supplies reaction liquid medicine by sodium hydroxide liquid medicine device 10, and sodium hydroxide and single nickel salt are reacted at operation, generates the precipitation of nickel hydroxide, and the collection being convenient to nickel element stores.
As shown in Figure 1, the outlet of sodium hydroxide liquid medicine device 10 is provided with electric pump 11 and control valve 12, by electric pump 11, sodium hydroxide liquid medicine can be pumped to reactive tank, improve operation efficiency, have control valve 12 control the break-make of this path and control the on off state of the circulation of liquid medicine.
Be provided with electric pump 11 and control valve 12 between reactive tank 7 and the second filtration unit 8, after reaction in reactive tank 7, containing the solution of nickel hydroxide precipitate by electric pump and control valve effect, be pumped to the second filtration unit 8 and carry out filtration drying.
Be provided with electric pump 11 and control valve 12 between waste collecting device 1 and filtration unit 2, conveniently can supply waste liquid, reclaimer operation efficiency is improved.
It should be noted that, when specifically doing exercises, can according to each corresponding processing requirement, respective channels arranges control valve, to reach the on off state controlling different elements and path, the mode that control valve can adopt motorized valve or motorized valve jointly to coordinate with manual valve, all in thought range of the present utility model.
It should be noted that, when practical application, each respective element in native system and the specification of equipment can need to carry out corresponding configuration according to scene.
In sum; the recovery system of nickel in a kind of nickel-plating waste liquid that the utility model provides; fully nickel element in nickel-plating waste liquid can be reclaimed; convenient to operation, element organic efficiency is high, and this system architecture composition rationally effectively; ensure the streamlined operation of element recovery process process; saved the recovery total cost of nickel element in nickel-plating waste liquid, be conducive to the harmonious relationships of economic benefit and environment protection in nickel plating industry, the utility model has wide market application foreground.
Below be only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.
Claims (8)
1. the recovery system of nickel in a nickel-plating waste liquid, it is characterized in that, comprise back washing device (6), the waste collecting device (1) connected successively, first filtration unit (2), first ion exchange unit (3), nanofilter (4) and the second ion exchange unit (5) and the reactive tank (7) be connected successively, second filtration unit (8) and electrolyzer (9), described first ion exchange unit (3) is also connected with described back washing device (6) respectively with the second ion exchange unit (5), described nanofilter (4) is also connected with described waste collecting device (1) respectively with described second filtration unit (8).
2. the recovery system of nickel in nickel-plating waste liquid according to claim 1, it is characterized in that, described first ion exchange unit (3) and the second ion exchange unit (5) form by two ion exchange resin tank, described ion exchange resin tank adopts chelating type divalent ion exchange resin, and import and the outlet of described ion exchange resin tank are equipped with control valve.
3. the recovery system of nickel in nickel-plating waste liquid according to claim 2, is characterized in that, described nanofilter (4) adopts selectivity divalent ion exchange membrane, and fenestra is about 1 nanometer, for stopping the ion of more than divalence.
4. the recovery system of nickel in nickel-plating waste liquid according to claim 2, it is characterized in that, described back washing device (6) is built with dilute sulphuric acid liquid medicine, and the outlet of described back washing device (6) is provided with electric pump (11) and control valve (12).
5. the recovery system of nickel in nickel-plating waste liquid according to claim 1, it is characterized in that, also comprise sodium hydroxide liquid medicine device (10), described reactive tank (7) supplies sodium hydroxide liquid medicine by this sodium hydroxide liquid medicine device (10).
6. the recovery system of nickel in nickel-plating waste liquid according to claim 5, it is characterized in that, the outlet of described sodium hydroxide liquid medicine device (10) is provided with electric pump (11) and control valve (12).
7. the recovery system of nickel in nickel-plating waste liquid according to claim 1, is characterized in that, be provided with electric pump (11) and control valve (12) between described reactive tank (7) and the second filtration unit (8).
8. the recovery system of nickel in the nickel-plating waste liquid according to any one of claim 1-7, it is characterized in that, between described waste collecting device (1) and the first filtration unit (2), be provided with electric pump (11) and control valve (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520162357.XU CN204509009U (en) | 2015-03-20 | 2015-03-20 | The recovery system of nickel in a kind of nickel-plating waste liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520162357.XU CN204509009U (en) | 2015-03-20 | 2015-03-20 | The recovery system of nickel in a kind of nickel-plating waste liquid |
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| Publication Number | Publication Date |
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| CN204509009U true CN204509009U (en) | 2015-07-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520162357.XU Expired - Fee Related CN204509009U (en) | 2015-03-20 | 2015-03-20 | The recovery system of nickel in a kind of nickel-plating waste liquid |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106045134A (en) * | 2016-08-09 | 2016-10-26 | 成都虹华环保科技股份有限公司 | Nickel recycling system |
| CN106082500A (en) * | 2016-08-09 | 2016-11-09 | 成都虹华环保科技股份有限公司 | A kind of nickel retracting device |
| CN113233696A (en) * | 2021-04-12 | 2021-08-10 | 厦门建霖健康家居股份有限公司 | Plastic electroplating chemical nickel wastewater treatment system and method |
-
2015
- 2015-03-20 CN CN201520162357.XU patent/CN204509009U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106045134A (en) * | 2016-08-09 | 2016-10-26 | 成都虹华环保科技股份有限公司 | Nickel recycling system |
| CN106082500A (en) * | 2016-08-09 | 2016-11-09 | 成都虹华环保科技股份有限公司 | A kind of nickel retracting device |
| CN113233696A (en) * | 2021-04-12 | 2021-08-10 | 厦门建霖健康家居股份有限公司 | Plastic electroplating chemical nickel wastewater treatment system and method |
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Legal Events
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20211027 Address after: Room 2801, No. 289, Qianjin East Road, Kunshan Development Zone, Suzhou, Jiangsu 215300 Patentee after: Kunshan hongshengtang Environmental Protection Technology Co.,Ltd. Address before: Room 2, No. 105, Xinpu Road, Zhoushi Town, Jiangsu 215300 Patentee before: JIANGSU LYUCHEN ENVIRONMENTAL PROTECTION SCIENCE & TECHNOLOGY CO.,LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150729 |