CN106011950A - Waste liquid copper extraction system - Google Patents
Waste liquid copper extraction system Download PDFInfo
- Publication number
- CN106011950A CN106011950A CN201610624843.8A CN201610624843A CN106011950A CN 106011950 A CN106011950 A CN 106011950A CN 201610624843 A CN201610624843 A CN 201610624843A CN 106011950 A CN106011950 A CN 106011950A
- Authority
- CN
- China
- Prior art keywords
- waste liquid
- box
- controller
- outfan
- liquid outlet
- 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.)
- Pending
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
- C25C7/06—Operating or servicing
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C1/00—Electrolytic production, recovery or refining of metals by electrolysis of solutions
- C25C1/12—Electrolytic production, recovery or refining of metals by electrolysis of solutions of copper
-
- 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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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
Belonging to the field of waste liquid metal extraction, the invention provides a waste liquid copper extraction system. The system comprises a waste liquid inlet, a collection box, a control valve, a liquid level meter, a controller, a filter box, an extraction box, an electrolytic tank, a transit box, a liquid return pump, a copper ion detector, a thermostat, a gas collecting device and a waste liquid outlet. The output end of the waste liquid inlet is connected to the collection box; the output end of the collection box is connected to the filter box through the control valve; the output end of the filter box is connected to the extraction box; a lower liquid outlet of the extraction box is connected to the electrolytic tank, an upper liquid outlet of the extraction box is connected to the waste liquid outlet; the output end of the electrolytic tank is connected to the transit box; the output end of the transit box is connected to the waste liquid outlet; one end of the liquid level meter is connected to the collection box, and the other end is connected to the controller; the control end of the control valve is connected to the controller; the input end of the liquid return pump is connected to the transit box, and the output end of the liquid return pump is connected to the electrolytic tank; and the switch control end of the liquid return pump is connected to the controller.
Description
Technical field
The present invention relates to waste liquid METAL EXTRACTION field, specifically relate to waste liquid and put forward copper system.
Background technology
Along with industrialized development, also carry out the most waste liquids and take from factory, in order to be able to prevent waste liquid
Pollute environment and the material that can reuse can be extracted from waste liquid, it would be desirable to waste liquid is carried out
Extract.
Acidic etching liquid is a kind of for the making of printed circuit board fine-line, the making of multi-layer sheet internal layer
Etching solution.The high speed development of modern electronics industry, board production enterprise rapidly increases, this type of enterprise
Industrial wastewater environmental pollution ratio more serious, and in this type of industrial wastewater, content of copper ion is the highest, because of
This waste water produced by wiring board manufacturing enterprise, waste liquid are caused serious environmental pollution and the wasting of resources
Problem is increasingly subject to the common concern of society.
In the manufacture process of printed circuit board, need to consume a large amount of essence copper, the most domestic printing
Board production enterprise essence copper consumption more than 80,000 tons/month, total copper in the copper waste etching solution of output
Amount is more than 60,000 tons/month, and copper is a kind of heavy metal element being present in soil and people and animals' body,
In soil, content is typically at about 0.2ppm, and the copper of excess can precipitate with the enzyme in people and animals' body/
Complex reaction, occurs poisoning by enzyme to lose physiological function.Copper in nature passes through water body, plant etc.
It is transferred in people and animals' body, if intake is too high, is broken making the Equilibrium of Trace Elements in people and animals' body
Bad, cause heavy metal abnormal accumulation in vivo, produce the result such as degeneration, carcinogenecity of causing a disease.This
Sample, a large amount of copper waste etching solutions produced in the manufacture process of printed circuit board, as the most effectively located
Reason, can cause sternly water resource and the soil of environment especially printed circuit board factory surrounding area undoubtedly
Heavily contaminated hidden danger.
Summary of the invention
The problem that in the waste liquid of what the present invention needed to solve is existing acidic etching liquid, copper reclaims, it is provided that useless
Liquid puies forward copper system.
The present invention solves the problems referred to above by the following technical programs:
Waste liquid puies forward copper system, including waste liquid import, collecting box, control valve, liquidometer, controller,
Rose Box, extraction box, electrolysis bath, transferring box, return liquid pump, copper ion detection meter, thermostat, gas
Body collection device, wastewater to reach standard testing circuit and waste liquid outlet；
The outfan of waste liquid import is connected with collecting box；The outfan of collecting box is through controlling valve and filtration
Case connects；The outfan of Rose Box is connected with extraction box；The lower liquid outlet of extraction box is connected with electrolysis bath,
The upper liquid outlet of extraction box is connected with waste liquid outlet；The outfan of electrolysis bath is connected with transferring box；Transfer
The outfan of case is connected with waste liquid outlet；One end of liquidometer is connected with collecting box, the other end and control
Device connects；The control end controlling valve is connected with controller；The input returning liquid pump is connected with transferring box,
Return liquid delivery side of pump to be connected with electrolysis bath；The switch control terminal returning liquid pump is connected with controller；Copper from
The input of son detection meter is connected with transferring box, and copper ion detection meter outfan is connected with controller；Permanent
The input of temperature device is connected with controller, and outfan is connected with electrolysis bath；The input of gas collector
End is connected with electrolysis bath；The input of wastewater to reach standard testing circuit is connected with waste liquid outlet, wastewater to reach standard
The outfan of testing circuit is connected with controller.
In such scheme, preferably electrolysis bath includes anode slot, barrier film and cathode can, anode slot with
Cathode can is spaced with barrier film, and barrier film is ion exchange membrane；In anode slot, main use titanium plate is as electricity
Solving plate, cathode can uses carbon-point to be electrolysed, and cathode can is connected with gas collector.
The present invention still further comprises computer, and computer is connected with controller；For display system detection
Data and user input control instruction.
The present invention still further comprises alarm, and the input of alarm is connected with controller.
In such scheme, preferably transferring box and waste liquid outlet seam is provided with controlled valve, opens
Closing valve is connected with controller.
In such scheme, being preferably provided with two-layer filter membrane on Rose Box, one layer is precision Filter element
Film, another layer is activated charcoal membrane, removes the float in waste liquid and ink respectively.
Advantages of the present invention with effect is:
1. by the present invention in that with the copper ion of waste liquid in copper ion detection meter detection transferring box in real time dense
Degree, automatically controls waste liquid circulation by controller and is electrolysed, and makes the concentration of copper ion in waste liquid to meet and wants
Ask；
2. by using thermostat to control the temperature of electrolysis bath further, so that the temperature of electrolysis bath is protected
Hold between 40 DEG C-50 DEG C, improve the electrolysis bath electrolytic efficiency to waste liquid；
3. further, present invention additionally comprises computer, user can carry out inputting control as required
Parameter, it is also possible to the parameter that system of checking processes so that copper ion in the treatment fluid that extraction system is last
Concentration can meet environmental requirement very well, also further increase the response rate of copper.
Accompanying drawing explanation
Fig. 1 is present configuration block diagram.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described.
Waste liquid puies forward copper system, as it is shown in figure 1, include waste liquid import, collecting box, control valve, liquid
Position meter, controller, Rose Box, extraction box, electrolysis bath, transferring box, return liquid pump, copper ion detect
Meter, thermostat, gas collector, wastewater to reach standard testing circuit, computer, alarm and waste liquid go out
Mouthful.Computer facilitates user can carry out input as required and controls parameter, it is also possible to check that system processes
Parameter so that in the treatment fluid that extraction system is last the concentration of copper ion can meet very well environmental protection want
Ask, also further increase the response rate of copper
The outfan of waste liquid import is connected with collecting box；The outfan of collecting box is through controlling valve and filtration
Case connects, and one end of liquidometer is connected with collecting box, and the other end is connected with controller.Collecting box is main
It is used for storing the etching waste liquor flowed in waste liquid import, after the arrival of collecting box waste liquid is a certain amount of, liquid level
Meter induction level data pass to controller, controller can automatically control control valve open releasing waste liquid enter
Enter to Rose Box.
The outfan of Rose Box is connected with extraction box；The lower liquid outlet of extraction box is connected with electrolysis bath, extraction
The upper liquid outlet taking case is connected with waste liquid outlet.Being provided with two-layer filter membrane on Rose Box, one layer is essence
Close filter element film, another layer is activated charcoal membrane, removes the float in waste liquid and ink respectively.Rose Box
Primarily serve the useless material of waste liquid early stage to filter, made liquid waste processing below be easier to make for.
Extraction box is mainly layered copper ions part solution in waste liquid without a small amount of copper ion solution, contains
The solution of a small amount of copper ion is directly over upper liquid outlet and is exhausted directly to waste liquid outlet, it is not necessary to carry out electricity again
Solve.Solution containing more copper ion entered lower liquid outlet and enters into electrolysis bath and be electrolysed.
The outfan of electrolysis bath is connected with transferring box；The outfan of transferring box is connected with waste liquid outlet；Return
The input of liquid pump is connected with transferring box, returns liquid delivery side of pump and is connected with electrolysis bath.Return opening of liquid pump
Close control end to be connected with controller；The input of copper ion detection meter is connected with transferring box, and copper ion is examined
Survey meter outfan to be connected with controller.The input of thermostat is connected with controller, outfan and electrolysis
Groove connects；The input of gas collector is connected with electrolysis bath.Electrolysis bath includes anode slot, barrier film
And cathode can, anode slot is spaced with barrier film with cathode can, and barrier film is ion exchange membrane；In anode slot
Main use titanium plate is as electrolytic zinc-coated steel sheet, and cathode can uses carbon-point to be electrolysed, cathode can and collection and confinement of gases
Device connects.Anode slot is mainly reduced to polluted by copper on titanium plate copper ion, and cathode can is chloride ion
It is oxidized to chlorine absorbed further by gas collector, prevents from polluting environment.Gas collector handle
Chlorine absorption is in water, and chlorine can further be carried out utilizing by the user being.
Transferring box and waste liquid outlet seam are provided with controlled valve, and controlled valve is connected with controller.
When copper ion detection meter detects bigger than user setup of the copper ion concentration of waste liquid in transferring box
Time, controller controls to return liquid pump and opens, and controlled valve is closed, and returns liquid pump and the waste liquid in transferring box is taken out
Get back in electrolysis bath, carry out re-electrolysis.In transferring box, the copper ion concentration of waste liquid compares user setup
Value hour, the waste liquid of transferring box proceeds onto in waste liquid outlet and stores.
Collecting box, Rose Box, extraction box, electrolysis bath, transferring box and waste liquid outlet have one to waste liquid
Determining storage capacity, therefore whole system can meet the recycling of plant produced line waste liquid very well, also
There is certain liquid waste processing flow.
Liquidometer realizes the automatic sensing of waste liquid liquid level, and controls valve by controller, it is achieved
Waste liquid import waste liquid out is carried out certain caching, and the whole processing system being more saves money
Source.
By the present invention in that and detect the copper ion concentration of waste liquid in transferring box in real time with copper ion detection meter,
Automatically control waste liquid circulation by controller to be electrolysed, make the concentration of copper ion in waste liquid can meet requirement.
By using thermostat to control the temperature of electrolysis bath further, so that the temperature of electrolysis bath is maintained at 40
Between DEG C-50 DEG C, improve the electrolysis bath electrolytic efficiency to waste liquid.Computer facilitates the user can be according to need
Carry out input and control parameter, it is also possible to the parameter that system of checking processes so that extraction system is last
In treatment fluid, the concentration of copper ion can meet environmental requirement very well, also further increases the recovery of copper
Rate.
The present invention all equipment contacted with waste liquid be all the equipment of acid corrosion-resistant, therefore can be very
Prevent well the corrosion of waste liquid, extend the service life of processing system further.
Below preferred embodiment to the invention is illustrated, but the present invention does not limit
In embodiment, those of ordinary skill in the art also may be used on the premise of the invention spirit
Making modification or the replacement of all equivalents, modification or the replacement of these equivalents are all contained in the application's
In the range of.
Claims (5)
1. waste liquid puies forward copper system, it is characterised in that: include waste liquid import, collecting box, control valve,
Liquidometer, controller, Rose Box, extraction box, electrolysis bath, transferring box, return liquid pump, copper ion inspection
Survey meter, thermostat, gas collector, wastewater to reach standard testing circuit and waste liquid outlet；
The outfan of waste liquid import is connected with collecting box；The outfan of collecting box is through controlling valve and filtration
Case connects；The outfan of Rose Box is connected with extraction box；The lower liquid outlet of extraction box is connected with electrolysis bath,
The upper liquid outlet of extraction box is connected with waste liquid outlet；The outfan of electrolysis bath is connected with transferring box；Transfer
The outfan of case is connected with waste liquid outlet；One end of liquidometer is connected with collecting box, the other end and control
Device connects；The control end controlling valve is connected with controller；The input returning liquid pump is connected with transferring box,
Return liquid delivery side of pump to be connected with electrolysis bath；The switch control terminal returning liquid pump is connected with controller；Copper from
The input of son detection meter is connected with transferring box, and copper ion detection meter outfan is connected with controller；Permanent
The input of temperature device is connected with controller, and outfan is connected with electrolysis bath；The input of gas collector
End is connected with electrolysis bath；The input of wastewater to reach standard testing circuit is connected with waste liquid outlet, wastewater to reach standard
The outfan of testing circuit is connected with controller；
Described electrolysis bath includes anode slot, barrier film and cathode can, and anode slot is separated by with barrier film with cathode can
Opening, barrier film is ion exchange membrane；In anode slot, main use titanium plate uses as electrolytic zinc-coated steel sheet, cathode can
Carbon-point is electrolysed, and cathode can is connected with gas collector.
Waste liquid the most according to claim 1 puies forward copper system, it is characterised in that: also include computer,
Computer is connected with controller；Data and user for display system detection input control instruction.
Waste liquid the most according to claim 1 puies forward copper system, it is characterised in that: also include alarm,
The input of alarm is connected with controller.
Waste liquid the most according to claim 1 puies forward copper system, it is characterised in that: described transferring box with
Waste liquid outlet seam is provided with controlled valve, and controlled valve is connected with controller.
Waste liquid the most according to claim 1 puies forward copper system, it is characterised in that: on described Rose Box
Being provided with two-layer filter membrane, one layer is precision Filter element film, and another layer is activated charcoal membrane, removes useless respectively
Float in liquid and ink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610624843.8A CN106011950A (en) | 2016-07-29 | 2016-07-29 | Waste liquid copper extraction system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610624843.8A CN106011950A (en) | 2016-07-29 | 2016-07-29 | Waste liquid copper extraction system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106011950A true CN106011950A (en) | 2016-10-12 |
Family
ID=57133709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610624843.8A Pending CN106011950A (en) | 2016-07-29 | 2016-07-29 | Waste liquid copper extraction system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106011950A (en) |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07300686A (en) * | 1994-05-02 | 1995-11-14 | Nagai Seiyakushiyo:Kk | Method for restoring and maintaining capacity of liquid etchant |
| TW200844258A (en) * | 2007-05-14 | 2008-11-16 | Boardtek Electronics Corp | Recycling method and apparatus for etching wastewater |
| CN102127765A (en) * | 2011-01-14 | 2011-07-20 | 广州有色金属研究院 | Circularly regenerating system for acidic waste etching solution |
| CN201971895U (en) * | 2011-02-26 | 2011-09-14 | 郑传勇 | Invalid etching solution circulation regeneration-extraction-electrolytic copper device |
| CN102251244A (en) * | 2011-07-13 | 2011-11-23 | 重庆浩康医药化工集团有限公司 | Cyclic regeneration and copper extraction process for printed circuit board etching waste solution |
| CN202272952U (en) * | 2011-09-02 | 2012-06-13 | 广州市天承化工有限公司 | Device for cyclically regenerating micro-etching solution and recovering copper |
| CN202499910U (en) * | 2012-01-12 | 2012-10-24 | 深圳市祺鑫天正环保科技有限公司 | Acid etching liquid regeneration and copper recovery system |
| KR20120131644A (en) * | 2011-05-26 | 2012-12-05 | (주)화백엔지니어링 | Device and method for regeneration of etchant and copper recovery |
| CN202688134U (en) * | 2012-08-17 | 2013-01-23 | 成都虹华环保科技有限公司 | Low copper-containing wastewater comprehensive treatment equipment |
| CN202705485U (en) * | 2012-08-24 | 2013-01-30 | 成都虹华环保科技有限公司 | Cyclic regeneration system for alkaline etching solution |
| CN204039189U (en) * | 2014-08-18 | 2014-12-24 | 台州伟博环保设备科技有限公司 | Micro-etched waste liquid and low copper waste water copper recovery system |
| CN104630825A (en) * | 2015-01-20 | 2015-05-20 | 昆山美源达环保科技有限公司 | Device and process for electrolytically extracting copper in acidic etching liquid |
-
2016
- 2016-07-29 CN CN201610624843.8A patent/CN106011950A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07300686A (en) * | 1994-05-02 | 1995-11-14 | Nagai Seiyakushiyo:Kk | Method for restoring and maintaining capacity of liquid etchant |
| TW200844258A (en) * | 2007-05-14 | 2008-11-16 | Boardtek Electronics Corp | Recycling method and apparatus for etching wastewater |
| CN102127765A (en) * | 2011-01-14 | 2011-07-20 | 广州有色金属研究院 | Circularly regenerating system for acidic waste etching solution |
| CN201971895U (en) * | 2011-02-26 | 2011-09-14 | 郑传勇 | Invalid etching solution circulation regeneration-extraction-electrolytic copper device |
| KR20120131644A (en) * | 2011-05-26 | 2012-12-05 | (주)화백엔지니어링 | Device and method for regeneration of etchant and copper recovery |
| CN102251244A (en) * | 2011-07-13 | 2011-11-23 | 重庆浩康医药化工集团有限公司 | Cyclic regeneration and copper extraction process for printed circuit board etching waste solution |
| CN202272952U (en) * | 2011-09-02 | 2012-06-13 | 广州市天承化工有限公司 | Device for cyclically regenerating micro-etching solution and recovering copper |
| CN202499910U (en) * | 2012-01-12 | 2012-10-24 | 深圳市祺鑫天正环保科技有限公司 | Acid etching liquid regeneration and copper recovery system |
| CN202688134U (en) * | 2012-08-17 | 2013-01-23 | 成都虹华环保科技有限公司 | Low copper-containing wastewater comprehensive treatment equipment |
| CN202705485U (en) * | 2012-08-24 | 2013-01-30 | 成都虹华环保科技有限公司 | Cyclic regeneration system for alkaline etching solution |
| CN204039189U (en) * | 2014-08-18 | 2014-12-24 | 台州伟博环保设备科技有限公司 | Micro-etched waste liquid and low copper waste water copper recovery system |
| CN104630825A (en) * | 2015-01-20 | 2015-05-20 | 昆山美源达环保科技有限公司 | Device and process for electrolytically extracting copper in acidic etching liquid |
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| PB01 | Publication | ||
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Application publication date: 20161012 |