CN204550296U - A kind of UV-light nickel-contained wastewater treatment device - Google Patents
A kind of UV-light nickel-contained wastewater treatment device Download PDFInfo
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- CN204550296U CN204550296U CN201520129270.2U CN201520129270U CN204550296U CN 204550296 U CN204550296 U CN 204550296U CN 201520129270 U CN201520129270 U CN 201520129270U CN 204550296 U CN204550296 U CN 204550296U
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Abstract
The utility model provides a kind of UV-light nickel-contained wastewater treatment device, comprise nickel-containing waste water PH make-up tank, electrolyzer and control device, described electrolyzer comprises odd-side and electrolyzer, installs electrolytic zinc-coated steel sheet in electrolyzer, and ultra violet light emitter is installed in the bottom of electrolyzer; Described nickel-containing waste water PH make-up tank is attached to the water-in of electrolyzer by interpolation pumping and pipeline, electrolyzer is provided with the water outlet flowing to odd-side, nickel-containing waste water in odd-side is back to electrolyzer by circulation pumping, the water port of odd-side connects discharge pumping, and control device controls nickel-containing waste water PH make-up tank, pumping system and electrolyzer.It can reclaim nickel by Direct Electrolysis, and in electrolysis nickel-containing waste water circulation constantly, uses ultraviolet radiation to improve electrolytic efficiency and production capacity.
Description
Technical field
The utility model relates to a kind of wastewater treatment equipment, particularly relates to a kind of device reclaiming metallic nickel in PCB waste water.
Background technology
The operation that heavy nickel Jin Shiyige company is important, but chemical nickel-plating solution uses several all after dates, because of aging, becomes chemical nickel plating waste solution.Ni containing 4 ~ 5g/L in waste liquid
2+, confirmed that heavy metal nickel has carcinogenic and sensitization, skin carcinoma, lung cancer and CARCINOMA OF THE NASAL CAVITY etc. can have been caused.Also find in addition, various soluble nickel compound also has obvious toxic action for the biology in environment.Heavy metal nickel and compound are classified as priority pollutants by " in water priority pollutants Black List " already.Meanwhile, nickel is again a kind of metals resources costly.Therefore, no matter from ecological view, or from the angle of resource reutilization, the nickel reclaimed in chemical nickel plating solution waste liquid has very important realistic meaning.
Along with environmental protection is more and more strict with, for electroplating industry to the more and more stricter requirement of nickel-containing waste water emission standard.Factory's traditional waste water treatment process cannot meet environmental requirement, can not be by oneself.If entrust outgoing to have the environmental administration of qualification to contract, outgoing is contracted and is not singly had not a particle of economic benefit and also will pay trust Contract cost, creates extra production cost.
Process nickel-containing waste water method conventional is at present chemical precipitation method, namely regulates nickel-containing waste water pH value value with lime, and adds neutralization, coagulation, flocculation, the precipitations such as the agent of metal supplementary set.In addition ion exchange method, absorption method, electroosmose process, evaporation concentration method and reverse osmosis method etc. are also had.What disclosed in CN201310706434.9, a kind of electroplating waste water treatment system adopted is chemical precipitation method, CN200920250749.6 discloses a kind of nickel-contained wastewater treatment device adopting ultrafiltration and osmose process to combine, CN201110260753.2 discloses the treatment method of chemical nickel-plating wastewater adopting anionite-exchange resin absorbed Ni ion, but directly can not reclaim nickel through these methods or device, still need to adopt the nickeliferous throw out of subsequent technique process or process anionite-exchange resin regenerative wastewater, and the equipment that whole treating processes needs is many, take up an area space large, and after being difficult to guarantee wastewater treatment, reach national grade one discharge standard (nickel ion concentration < 0.1ppm), both environmental pollution can be caused, and also cause the waste of resource.
Summary of the invention
The purpose of this utility model is to provide a kind of UV-light nickel-contained wastewater treatment device, adopts and adopts ultraviolet radiation when electrolysis, improves electrolytic efficiency, reclaims the nickel in PCB waste water and makes recycle-water reach recycle standard or emission standard.
To achieve these goals, the utility model have employed following technical proposals: a kind of UV-light nickel-contained wastewater treatment device, comprise nickel-containing waste water PH make-up tank, pumping system, electrolyzer and control device, described pumping system comprises discharge pumping, adds pumping, circulation pumping, described pumping system also comprises allotment and adds stirring pumping, nickel-containing waste water PH make-up tank connects allocates interpolation stirring pumping, and allotment is added stirring pumping and connected nickeliferous sewage concentration liquid storage tanks and chemical nickel waste liquid storage tanks; Described electrolyzer comprises odd-side and electrolyzer, it is characterized in that, installs electrolytic zinc-coated steel sheet above electrolyzer, one end of electrolytic zinc-coated steel sheet is hinged on electrolyzer on one side, the other end of electrolytic zinc-coated steel sheet is provided with handle, and the electrode of electrolytic zinc-coated steel sheet protrudes downwards, and can stretch in electrolyzer when putting down electrolytic zinc-coated steel sheet; Ultra violet light emitter is installed in the bottom of described electrolyzer, described nickel-containing waste water PH make-up tank is attached to the water-in of electrolyzer by interpolation pumping and pipeline, electrolyzer is provided with the water outlet flowing to odd-side, nickel-containing waste water in odd-side is back to electrolyzer by circulation pumping, the water port of odd-side connects discharge pumping, and control device controls nickel-containing waste water PH make-up tank, pumping system and electrolyzer.
Described control device is by motor-generator set control pump pumping system.
Described control device has display unit, and display unit can show nickel-containing waste water pH value and electrolytic parameter.
Described nickel-containing waste water PH make-up tank is provided with acid/alkali liquid tank.
The beneficial effects of the utility model: electrolyzer is divided into odd-side and electrolyzer, and adopt circulation pumping to make nickel-containing waste water cyclic electrolysis, while guarantee wastewater treatment quality, improve nickel-containing waste water processing power.This device required equipment and place less, can directly PCB plating install this device processes nickel-containing waste water, nickeliferous waste liquid nickel content after treatment not≤0.02g/L.Again after the process of reverse osmosis resins exchange, dispose of sewage and can directly discharge or recycle.Not only alleviate sewage discharge nickel ion to exceed standard pressure, also indirectly reclaimed high-purity metallic nickel and sold off with market value and also create no small value.In electrolyzer, install ultra violet light emitter, adopt ultraviolet radiation during electrolysis, experiment shows to adopt ultraviolet radiation can improve electrolysis speed 10-20%.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model;
Fig. 2 is the schematic diagram of electrolyzer described in the utility model.
1. nickel-containing waste water PH make-up tanks in the drawings; 2. discharge pumping; 3. add pumping; 4. circulation pumping; 5. electrolyzer; 6. control device; 7. motor-generator set; 8. odd-side; 9. electrolyzer; 10. electrolytic zinc-coated steel sheet; 11. nickeliferous sewage concentration liquid storage tankss; 12. chemical nickel waste liquid storage tankss; Stirring pumping is added in 13. allotments; 14. ultra violet light emitters.
Embodiment
The utility model is illustrated in detail further below in conjunction with accompanying drawing and preferred embodiment.
As shown in Figure 1, a kind of UV-light nickel-contained wastewater treatment device, comprise nickel-containing waste water PH make-up tank 1, pumping system, electrolyzer 5 and control device 6, described pumping system comprises discharge pumping 2, interpolation pumping 3, circulation pumping 4 and allotment and adds stirring pumping 13; Described electrolyzer 5 comprises odd-side 8 and electrolyzer 9, install electrolytic zinc-coated steel sheet 10 above electrolyzer 9, one end of electrolytic zinc-coated steel sheet 10 is hinged on electrolyzer 9, and the other end of electrolytic zinc-coated steel sheet 10 is provided with handle, the electrode of electrolytic zinc-coated steel sheet 10 protrudes downwards, and can stretch into when putting down electrolytic zinc-coated steel sheet 10 in electrolyzer 9; Ultra violet light emitter 14 is installed in the bottom of described electrolyzer 9, described nickel-containing waste water PH make-up tank 1 is attached to the water-in of electrolyzer 9 by interpolation pumping 3 and pipeline, electrolyzer 9 is provided with the water outlet flowing to odd-side 8, nickel-containing waste water in odd-side 8 is back to electrolyzer 9 by circulation pumping 4, the water port of odd-side 8 connects discharge pumping 2, and control device 6 controls nickel-containing waste water PH make-up tank 1, pumping system and electrolyzer 5.
Described nickel-containing waste water PH make-up tank 1 connects allotment and adds stirring pumping 13, add stirring pumping 13 by allotment and extract nickeliferous sewage concentration liquid and chemical nickel waste liquid from nickeliferous sewage concentration liquid storage tanks 11 and chemical nickel waste liquid storage tanks 12, and detected by control device 6 and regulate nickel-containing waste water pH value.
Described control device 6 is by motor-generator set 7 control pump pumping system.
Described control device 6 has display unit, and display unit can show nickel-containing waste water pH value, electrolytic parameter.
Described nickel-containing waste water PH make-up tank 1 is provided with acid/alkali liquid tank.
During use, control device 6 is according to the pH value detected in nickel-containing waste water PH make-up tank 1, and automatic powder adding acid adding or alkali are to regulate pH value.When electrolysis, ultra violet light emitter 14 emitting ultraviolet light, ultraviolet radiation can increase the electronics liveness of ion surface, and then lifting electrolytic efficiency, this is proven in experiment, and ultraviolet radiation can improve electrolytic efficiency 10-20%, adds speed according to electrolysis capacity adjustment nickel-containing waste water, detect that the nickel ion concentration of waste water regulates the speed of circulation pumping 4 to improve the electrolytic efficiency of electrolyzer 5 according to water port, and then improve nickel-containing waste water processing power.
Claims (1)
1. a UV-light nickel-contained wastewater treatment device, comprise nickel-containing waste water pH make-up tank, pumping system, electrolyzer and control device, described pumping system comprises discharge pumping, adds pumping, circulation pumping, described pumping system also comprises allotment and adds stirring pumping, nickel-containing waste water pH make-up tank connects allocates interpolation stirring pumping, and allotment is added stirring pumping and connected nickeliferous sewage concentration liquid storage tanks and chemical nickel waste liquid storage tanks; Described electrolyzer comprises odd-side and electrolyzer, it is characterized in that, installs electrolytic zinc-coated steel sheet above electrolyzer, one end of electrolytic zinc-coated steel sheet is hinged on electrolyzer on one side, the other end of electrolytic zinc-coated steel sheet is provided with handle, and the electrode of electrolytic zinc-coated steel sheet protrudes downwards, and can stretch in electrolyzer when putting down electrolytic zinc-coated steel sheet; Ultra violet light emitter is installed in the bottom of described electrolyzer, described nickel-containing waste water pH make-up tank is attached to the water-in of electrolyzer by interpolation pumping and pipeline, electrolyzer is provided with the water outlet flowing to odd-side, nickel-containing waste water in odd-side is back to electrolyzer by circulation pumping, the water port of odd-side connects discharge pumping, and control device controls nickel-containing waste water pH make-up tank, pumping system and electrolyzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520129270.2U CN204550296U (en) | 2015-03-06 | 2015-03-06 | A kind of UV-light nickel-contained wastewater treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520129270.2U CN204550296U (en) | 2015-03-06 | 2015-03-06 | A kind of UV-light nickel-contained wastewater treatment device |
Publications (1)
| Publication Number | Publication Date |
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| CN204550296U true CN204550296U (en) | 2015-08-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520129270.2U Expired - Fee Related CN204550296U (en) | 2015-03-06 | 2015-03-06 | A kind of UV-light nickel-contained wastewater treatment device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112979044A (en) * | 2021-03-08 | 2021-06-18 | 南昌航空大学 | Chemical nickel plating wastewater treatment and recovery unit |
| CN112979045A (en) * | 2021-03-08 | 2021-06-18 | 南昌航空大学 | Electrolysis/ultraviolet device for treating chemical nickel plating wastewater |
-
2015
- 2015-03-06 CN CN201520129270.2U patent/CN204550296U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112979044A (en) * | 2021-03-08 | 2021-06-18 | 南昌航空大学 | Chemical nickel plating wastewater treatment and recovery unit |
| CN112979045A (en) * | 2021-03-08 | 2021-06-18 | 南昌航空大学 | Electrolysis/ultraviolet device for treating chemical nickel plating wastewater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| 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: 20150812 Termination date: 20160306 |