CN204079661U - A kind of resource recovering system of the chemical nickel plating waste solution containing nitric acid - Google Patents
A kind of resource recovering system of the chemical nickel plating waste solution containing nitric acid Download PDFInfo
- Publication number
- CN204079661U CN204079661U CN201420649412.3U CN201420649412U CN204079661U CN 204079661 U CN204079661 U CN 204079661U CN 201420649412 U CN201420649412 U CN 201420649412U CN 204079661 U CN204079661 U CN 204079661U
- Authority
- CN
- China
- Prior art keywords
- outlet
- nitric acid
- diffusion dialysis
- liquid
- diffusion
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Landscapes
- Treatment Of Water By Ion Exchange (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a kind of resource recovering system of the chemical nickel plating waste solution containing nitric acid, it is the comprehensive utilization device for the nitric acid in waste liquid, nickel and phosphorus, and this appliance arrangement is simple, easy to operate, has higher environmental benefit and economic benefit.It comprises effluent purifying device, diffusion dialysis device, ion exchange column, oxidizing reactor and flocculation settling tank, and described diffusion dialysis device comprises tap water high-level storage groove, diffusion dialysis film and reclaims nitric acid storage tank; Liquid waste tank connects the import of described effluent purifying device, the outlet of described effluent purifying device connects the stoste import of described diffusion dialysis film, tap water high-level storage groove connects the diffusion liquid import of described diffusion dialysis film, the diffusion liquid outlet of described diffusion dialysis film is connected to described recovery nitric acid storage tank, the stoste outlet of described diffusion dialysis film is connected to enamel reactor, and the outlet of described enamel reactor is to 1# flame filter press.
Description
Technical field
The utility model relates to the technical field of liquid waste disposal, is specially a kind of resource recovering system of the chemical nickel plating waste solution containing nitric acid.
Background technology
Chemical nickel plating owing to having the features such as the homogeneity of excellent solidity to corrosion, wear resistance and thickness of coating, and is widely used in the fields such as Aeronautics and Astronautics, electronics, petrochemical complex, machinery, weaving and automobile.But in the process of nickel plating, can constantly accumulate orthophosphite ions, sodium ion, sulfate ion etc., cause plating solution performance to worsen, quality of coating declines, the several all after dates of general use can be scrapped, and produce chemical nickel plating waste solution.General containing nickel ion 2 ~ 7g/L, phosphorus 80 ~ 200g/L in chemical nickel plating waste solution, in addition, also containing a large amount of complexing agent, stablizer, buffer reagent etc., chemical oxygen demand (COD) (COD) is high.Nickel is a kind of short metals resources of costliness, and nickel ion has been proved and has strong carcinogenesis, enrichment can affect crop growth, in water, affect fish production in soil.Phosphorus is one of main pollution factor causing body eutrophication.Strict restriction is had to the concentration of nickel and phosphorus in China's sewage drainage standard; up-to-date plating pollutant emission standard GB21900-2008 requires Ni < 0.5mg/L, total phosphorus < 1.0mg/L in water outlet, and Taihu Lake basin etc. take regional requirements Ni < 0.1mg/L, the total phosphorus < 0.5mg/L of special protection measure.So chemical nickel plating waste solution could discharge after having to pass through process.Because the composition of chemical nickel plating waste solution is complicated, process is difficulty quite.Therefore, in chemical nickel plating waste solution, in the recycling of nickel and waste liquid, the up to standard of other objectionable constituent is treated as the problem being badly in need of solving.Be mixed into the nitric acid waste of high density in the chemical nickel plating waste solution of some producers, a large amount of nitrogenous effluents can have been produced in neutralization precipitation process, not only can cause serious environmental problem, especially a kind of wasting of resources.So how realizing the resource recycling of the chemical nickel plating waste solution being mixed with nitric acid, is an extremely difficult problem.
At present, chemical precipitation method, catalytic reduction method, electrolytic process, ion exchange method, electroosmose process, absorption method, solvent extration etc. are mainly contained to the treatment process of chemical nickel plating waste solution.Waste water after single disposal methods cannot reach national grade one discharge standard (nickel ion concentration < 0.1ppm), both can cause environmental pollution, and cause the waste of resource.At present about the documents and materials of chemical nickel plating waste solution, be mostly the individual curing for nickel or phosphorus, comprehensive treating process nickel and phosphorus less, do not have document to relate to the process of the chemical nickel plating waste solution containing nitric acid.
Summary of the invention
For the problems referred to above, the utility model provides a kind of resource recovering system of the chemical nickel plating waste solution containing nitric acid, it is the comprehensive utilization device for the nitric acid in waste liquid, nickel and phosphorus, and this appliance arrangement is simple, easy to operate, has higher environmental benefit and economic benefit.
A kind of resource recovering system of the chemical nickel plating waste solution containing nitric acid, it is characterized in that: it comprises effluent purifying device, diffusion dialysis device, ion exchange column, oxidizing reactor and flocculation settling tank, described diffusion dialysis device comprises tap water high-level storage groove, diffusion dialysis film and reclaims nitric acid storage tank, liquid waste tank connects the import of described effluent purifying device, the outlet of described effluent purifying device connects the stoste import of described diffusion dialysis film, tap water high-level storage groove connects the diffusion liquid import of described diffusion dialysis film, the diffusion liquid outlet of described diffusion dialysis film is connected to described recovery nitric acid storage tank, the stoste outlet of described diffusion dialysis film is connected to enamel reactor, the outlet of described enamel reactor is to 1# flame filter press, the filtrate outlet of described 1# flame filter press is connected to the entrance of ion exchange column, resin is furnished with in described ion exchange column, the outlet of described ion exchange column is connected to the entrance of described oxidizing reactor, the outlet of described oxidizing reactor is to 2# flame filter press, the outlet of described 2# flame filter press is connected to described flocculation settling tank, heavy metal capturing agent is added in described flocculation settling tank, PAC and PAM carries out flocculating settling.
It is further characterized in that: described effluent purifying device comprises 1# fresh feed pump and sand core filter, and described liquid waste tank connects described 1# fresh feed pump, sand core filter in turn, and the outlet of described sand core filter is connected to the stoste import of described diffusion dialysis film;
Preferably, the outlet of described sand core filter is connected to waste liquid high-level storage groove, and the outlet of described waste liquid high-level storage groove is connected to the stoste import of described diffusion dialysis film;
The filtrate outlet of described 1# flame filter press is connected to the entrance of dialysis raffinate storage tank by 2# fresh feed pump, the outlet of described dialysis raffinate storage tank is connected to the entrance of described ion exchange column.
After adopting the utility model, the chemical nickel plating waste solution containing nitric acid in liquid waste tank is filtered by effluent purifying device and removes mechanical impurity, filtrate enters diffusion dialysis film, tap water in tap water high-level storage groove enters diffusion dialysis film, by controlling the relative velocity of waste liquid and tap water, utilize liquid level official post chemical nickel plating waste solution and tap water simultaneously by diffusion dialysis film, through diffusion dialysis, most of nitric acid in chemical nickel plating waste solution enters in water, reach the object being separated nitric acid, the nitric acid reclaimed enters to reclaim in nitric acid storage tank and keeps in, part water enters in chemical nickel plating waste solution and produces dialysis raffinate, dialysis raffinate enters in enamel reactor, pH to 3.5 ~ 4.0 that liquid caustic soda regulates dialysis raffinate are added in enamel reactor, then through the press filtration of 1# flame filter press, filtrate carries out ion-exchange through ion exchange column, nickel in raffinate is adsorbed onto on resin, raffinate after ion exchange column enters in oxidizing reactor, in oxidizing reactor, add Losantin carry out oxidation contact break and generate calcium phosphate precipitation, press filtration is carried out afterwards by 2# plate-and-frame filter press, filtrate enters flocculation settling tank 15, heavy metal capturing agent is added in flocculation settling tank, PAC and PAM carries out flocculating settling, should containing the resource recovering system of the chemical nickel plating waste solution of nitric acid, required equipment is simple, operation is simple, the recycling of more than 90% nitric acid can be realized, good to the treatment effect of nickel, national grade one discharge standard can be reached, and the recovery of more than 99.9% phosphor resource can be realized, there is good economic benefit, achieve energy-conserving and environment-protective.
Accompanying drawing explanation
Fig. 1 is structural schematic block diagram of the present utility model;
Sequence number in accompanying drawing and corresponding title as follows:
Liquid waste tank 1,1# fresh feed pump 2, sand core filter 3, waste liquid high-level storage groove 4, tap water high-level storage groove 5, recovery nitric acid storage tank 6, diffusion dialysis film 7, enamel reactor 8,1# plate-and-frame filter press 9,2# fresh feed pump 10, dialysis raffinate storage tank 11, ion exchange column 12, oxidizing reactor 13,2# plate-and-frame filter press 14, flocculation settling tank 15.
Embodiment
A kind of resource recovering system of the chemical nickel plating waste solution containing nitric acid, see Fig. 1: it comprises effluent purifying device, diffusion dialysis device, ion exchange column 12, oxidizing reactor 13 and flocculation settling tank 15, described diffusion dialysis device comprises tap water high-level storage groove 5, diffusion dialysis film 7 and reclaims nitric acid storage tank 8, described effluent purifying device comprises fresh feed pump 2 and sand core filter 3, described liquid waste tank 1 connects described fresh feed pump 2, sand core filter 3 in turn, the outlet of described sand core filter 3 is connected to waste liquid high-level storage groove 4, and the outlet of described waste liquid high-level storage groove 4 is connected to the stoste import of described diffusion dialysis film 7, tap water high-level storage groove 5 connects the diffusion liquid import of described diffusion dialysis film 7, the diffusion liquid outlet of described diffusion dialysis film 7 is connected to described recovery nitric acid storage tank 6, the stoste outlet of described diffusion dialysis film 7 is connected to enamel reactor 8, the outlet of described enamel reactor 8 is to 1# flame filter press 9, the filtrate outlet of described 1# flame filter press 9 is connected to the entrance of dialysis raffinate storage tank 11 by 2# fresh feed pump 10, the outlet of described dialysis raffinate storage tank 11 is connected to the entrance of described ion exchange column 12, resin is furnished with in described ion exchange column 12, the outlet of described ion exchange column 12 is connected to the entrance of described oxidizing reactor 13, the outlet of described oxidizing reactor 13 is to 2# flame filter press 14, the outlet of described 2# flame filter press 14 is connected to described flocculation settling tank 15, heavy metal capturing agent is added in described flocculation settling tank 15, PAC and PAM carries out flocculating settling.
Wherein said diffusion dialysis film 7 is specially the dark haustorium of anionresin membrane diffusion, it is currently available products, it has the import of diffusion liquid and the diffusion liquid outlet of flowing out for diffusion liquid, the stoste import supplying stoste to flow into and the stoste outlet of flowing out for stoste of the inflow of diffusion liquid, its inside is arranged by some anionresin diaphragms and baffle interval and is divided into multiple stoste chamber, multiple diffusion sap cavity room, and namely the both sides of each diaphragm are stoste chamber and diffusion sap cavity room respectively; The two ends of stoste chamber respectively with stoste import, stoste outlet, the two ends of diffusion sap cavity room respectively with the import of diffusion liquid, spread liquid outlet.
Its principle of work is as follows: the chemical nickel plating waste solution containing nitric acid in liquid waste tank 1 is pumped into sand core filter 3 by 1# fresh feed pump 2, filter and remove mechanical impurity, it is for subsequent use that filtrate enters waste liquid high-level storage groove 4, tap water is added for subsequent use in tap water high-level storage groove 5, control the relative velocity of waste liquid and tap water, utilize liquid level official post chemical nickel plating waste solution and tap water simultaneously by diffusion dialysis film 7, through diffusion dialysis, most of nitric acid in chemical nickel plating waste solution enters in water, reach the object being separated nitric acid, the nitric acid reclaimed enters to reclaim in nitric acid storage tank 6 and keeps in, part water enters in chemical nickel plating waste solution and produces dialysis raffinate, dialysis raffinate enters in enamel reactor 8, pH to 3.5 ~ 4.5 that liquid caustic soda regulates dialysis raffinate are added in enamel reactor 8, then through 1# flame filter press 9 press filtration, filtrate collection also pumps in dialysis raffinate storage tank 11 by 2# fresh feed pump 10, dialysis raffinate carries out ion-exchange through ion exchange column 12, nickel in raffinate is adsorbed onto on resin, raffinate after ion exchange column 12 enters in oxidizing reactor 13, in oxidizing reactor 13, add Losantin carry out oxidation contact break and generate calcium phosphate precipitation, press filtration is carried out afterwards by 2# plate-and-frame filter press 14, filtrate enters flocculation settling tank 15, heavy metal capturing agent is added in flocculation settling tank, PAC and PAM carries out flocculating settling.
Above embodiment only for technical conceive of the present utility model and feature are described, can not limit protection domain of the present utility model with this, and all changes of the equivalence according to the many works of the utility model spirit or modification, all should be encompassed in protection domain of the present utility model.
Claims (4)
1. the resource recovering system containing the chemical nickel plating waste solution of nitric acid, it is characterized in that: it comprises effluent purifying device, diffusion dialysis device, ion exchange column, oxidizing reactor and flocculation settling tank, described diffusion dialysis device comprises tap water high-level storage groove, diffusion dialysis film and reclaims nitric acid storage tank, liquid waste tank connects the import of described effluent purifying device, the outlet of described effluent purifying device connects the stoste import of described diffusion dialysis film, tap water high-level storage groove connects the diffusion liquid import of described diffusion dialysis film, the diffusion liquid outlet of described diffusion dialysis film is connected to described recovery nitric acid storage tank, the stoste outlet of described diffusion dialysis film is connected to enamel reactor, the outlet of described enamel reactor is to 1# flame filter press, the filtrate outlet of described 1# flame filter press is connected to the entrance of ion exchange column, resin is furnished with in described ion exchange column, the outlet of described ion exchange column is connected to the entrance of described oxidizing reactor, the outlet of described oxidizing reactor is to 2# flame filter press, the outlet of described 2# flame filter press is connected to described flocculation settling tank, heavy metal capturing agent is added in described flocculation settling tank, PAC and PAM carries out flocculating settling.
2. the resource recovering system of a kind of chemical nickel plating waste solution containing nitric acid as claimed in claim 1, it is characterized in that: described effluent purifying device comprises 1# fresh feed pump and sand core filter, described liquid waste tank connects described 1# fresh feed pump, sand core filter in turn, and the outlet of described sand core filter is connected to the stoste import of described diffusion dialysis film.
3. the resource recovering system of a kind of chemical nickel plating waste solution containing nitric acid as claimed in claim 2, it is characterized in that: the outlet of described sand core filter is connected to waste liquid high-level storage groove, the outlet of described waste liquid high-level storage groove is connected to the stoste import of described diffusion dialysis film.
4. the resource recovering system of a kind of chemical nickel plating waste solution containing nitric acid as described in claim arbitrary in claims 1 to 3, it is characterized in that: the filtrate outlet of described 1# flame filter press is connected to the entrance of dialysis raffinate storage tank by 2# fresh feed pump, the outlet of described dialysis raffinate storage tank is connected to the entrance of described ion exchange column.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420649412.3U CN204079661U (en) | 2014-11-03 | 2014-11-03 | A kind of resource recovering system of the chemical nickel plating waste solution containing nitric acid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420649412.3U CN204079661U (en) | 2014-11-03 | 2014-11-03 | A kind of resource recovering system of the chemical nickel plating waste solution containing nitric acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204079661U true CN204079661U (en) | 2015-01-07 |
Family
ID=52172398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420649412.3U Withdrawn - After Issue CN204079661U (en) | 2014-11-03 | 2014-11-03 | A kind of resource recovering system of the chemical nickel plating waste solution containing nitric acid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204079661U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105330080A (en) * | 2015-11-27 | 2016-02-17 | 昆山市千灯三废净化有限公司 | Comprehensive treatment method of nitric acid type tin stripping waste solution and corresponding treatment device |
-
2014
- 2014-11-03 CN CN201420649412.3U patent/CN204079661U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105330080A (en) * | 2015-11-27 | 2016-02-17 | 昆山市千灯三废净化有限公司 | Comprehensive treatment method of nitric acid type tin stripping waste solution and corresponding treatment device |
| CN105330080B (en) * | 2015-11-27 | 2018-06-26 | 昆山市千灯三废净化有限公司 | A kind of integrated conduct method of nitric acid spent solder stripper and corresponding processing unit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103723799B (en) | Electrodialyzer and near-zero-release industrial wastewater recycling technique | |
| CN101269871B (en) | Method for processing chrome wastewater | |
| Xu et al. | Selective recovery of phosphorus from synthetic urine using flow-electrode capacitive deionization (FCDI)-based technology | |
| CN104291498B (en) | A kind for the treatment of process of chemical nickel plating waste solution containing nitric acid and the treatment system of correspondence | |
| CN102126799B (en) | Method for treating fluorine-containing and ammonia nitrogen-containing waste water in electronic industry | |
| CN106927642A (en) | A kind of electroplating wastewater advanced treatment process and system | |
| CN101234828A (en) | Integrated electroplating treatment method for waste water | |
| CN105541036A (en) | Treating system and method for reusing wastewater in printing and dyeing industry | |
| CN104176857B (en) | The treatment process of Mn-bearing waste water in wet method electrolysis manganese production process | |
| CN103482821B (en) | Technology for treating electronic circuit board manufacturing process waste water | |
| CN105439326A (en) | Treatment method of chemical nickel-plating wastewater | |
| CN204848545U (en) | Electroplating effluent retrieves zero discharging equipment | |
| CN107235600B (en) | Electroplating wastewater treatment method, treatment system and application | |
| CN106277590A (en) | A kind of oxidoreduction microbial method processes the method for dangerous waste disposal comprehensive wastewater | |
| CN106219806A (en) | A kind of processing method of heavy metal wastewater thereby | |
| CN203319802U (en) | Water treatment equipment adopting three-dimension electrode-Fenton reactor combination membrane technology | |
| CN204625432U (en) | A kind for the treatment of system of electroplating wastewater | |
| CN103723849B (en) | Process and device for recovering Fe(OH)2 and Na2SO4 from ferric oxide stain material wastewater concentration system | |
| CN209583854U (en) | A kind of chemical nickle-plating wastewater processing equipment | |
| CN203715400U (en) | Low-concentration lead-containing wastewater treatment equipment | |
| CN102503002B (en) | Method for processing coal bed methane (CBM) associated water through iron carbon microelectrolysis-reverse osmosis combination technology | |
| CN112441701B (en) | Shale gas flowback fluid efficient treatment, reuse and zero emission method and system | |
| CN103030199A (en) | Method for filtering water | |
| CN204079661U (en) | A kind of resource recovering system of the chemical nickel plating waste solution containing nitric acid | |
| KR101018636B1 (en) | Sewage and wastewater phosphorus removal system and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150107 Effective date of abandoning: 20160406 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |