CN206915957U - Liquid waste treatment system in cupric electrolysis production - Google Patents
Liquid waste treatment system in cupric electrolysis production Download PDFInfo
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- CN206915957U CN206915957U CN201720768752.1U CN201720768752U CN206915957U CN 206915957 U CN206915957 U CN 206915957U CN 201720768752 U CN201720768752 U CN 201720768752U CN 206915957 U CN206915957 U CN 206915957U
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Abstract
It the utility model is related to liquid waste treatment system in cupric electrolysis production, including aeration tank, sedimentation basin, plate and frame filter press, transfer pond, multitple extraction device, Winning cell.Liquid waste treatment system first passes through aeration tank in cupric electrolysis production, sedimentation basin, the coordinateds such as plate and frame filter press, waste liquid pre-processes in being produced to cupric electrolysis, multitple extraction device is recycled to extract contained waste liquid, remaining waste liquid will finally be extracted and be sent into progress electrodeposition operation in Winning cell, recyclable copper sulphate in above process, nickelous carbonate, the electro deposited copper of zinc carbonate and purity more than 97%, comprehensive resource utilization rate can reach more than 98.7%, recyclable part " being eaten dry bleed " in contained waste liquid, effectively reduce treatment cost of waste liquor, content of beary metal in processed waste water meets national standard, can directly it discharge, it is green, realize economic benefit, ecological benefits win-win.
Description
Technical field
Liquid waste treatment system in a kind of cupric electrolysis production is the utility model is related to, belongs to liquid waste disposal technique field.
Background technology
At present, the technical method both at home and abroad for Treatment of Copper waste liquid mainly has chemical method and ion-exchange.According to clear
The requirement of clean working system, the heavy metal of waste liquid in cupric electrolysis production（Copper, nickel, zinc, lead etc.）Resource utilization and water-saving rate have
It is strict with, while realizing liquid waste processing in cupric electrolysis production, effectively reclaims heavy metal resources therein and waste water circulation profit
With the basic demand for being current cupric electrolysis manufacturing enterprise.
Chemical method：Some cupric electrolysis manufacturing enterprises still use chemical Treatment contained waste liquid at present, and method of chemical treatment is just
It is that sodium hydroxide or milk of lime are added into contained waste liquid（Calcium hydroxide）, the PH of waste liquid is adjusted to 8 ~ 9, adds flocculation
Agent, the metallic copper in waste liquid is set to be settled down in form of a sludge from waste liquid, in order that the content of copper ion in waste liquid enters one
Step reduces, and also needs to add heavy metal chelating agent（Polysulfide）.Therefore copper-contained sludge caused by method of chemical treatment from waste liquid can not
Direct reuse is delivered sludge returned enterprise and handled in follow-up coating bath, due to the management day of the transport of solid dangerous waste, processing
Beneficial strict, the copper cost recovery of the processing method is high.
Ion-exchange：Ion-exchange can directly reclaim the copper in low concentration contained waste liquid, and can ensure
Content of copper ion in water is up to standard, obtains 20 ~ 60g/L of cupric fluid sulphuric acid copper solution by the regeneration to saturated resin, carries
Take the waste liquid after copper to use film or ion exchange resin treatment, obtain pure water and return to production line use.In most cases,
The copper sulphate recovered liquid obtained with ion-exchange still becomes the outer processing of copper-contained sludge or committee with chemical method.Handed in addition with ion
When changing resin treatment contained waste liquid, resin saturation with after acid regeneration, it is necessary to handled with substantial amounts of acid/base, with substantial amounts of
Water cleans resin, therefore processing cost is also higher.
Utility model content
The utility model is in view of the deficienciess of the prior art, provide liquid waste treatment system in cupric electrolysis production, specifically
Technical scheme is as follows：
Liquid waste treatment system in cupric electrolysis production, including aeration tank, sedimentation basin, plate and frame filter press, transfer pond, multitple extraction
Device, Winning cell, the water pump being connected with water source, air blower, the discharge ends and aeration of the water pump are provided with outside the aeration tank
Pond connects, and more aeration tubes is provided between the air blower and aeration tank, one end of aeration tube connects with air blower, aeration tube
The other end connected with aeration tank；Draining valve, one end and aeration tank of draining valve are provided between the aeration tank and sedimentation basin
Connection, the other end of draining valve connect with sedimentation basin；Centrifugal pump, centrifugal pump are provided between the plate and frame filter press and sedimentation basin
Input connected with sedimentation basin, the output end of centrifugal pump connects with the liquid feeding end of plate and frame filter press, the discharge opeing of plate and frame filter press
End is connected with transfer pond, and dehvery pump, feeding valve, the input of dehvery pump are provided between the multitple extraction device and transfer pond
Connected with transfer pond, the output end of dehvery pump is connected with the input of feeding valve, and the multitple extraction device is clarified including one-level
Room, mixing chamber, secondary clarifier, the one-level clarifying chamber are internally provided with the first vertical clapboard, the top of first partition and one-level
Interval is provided between the top of clarifying chamber, one-level clarifying chamber is divided into the first extraction cell, the first surge chamber, institute by first partition
The top for stating the first extraction cell connects with the top of the first surge chamber, the output end of the feeding valve and the bottom of the first extraction cell
Connection, the outside of first extraction cell is provided with dosing room, overfall, dosing is provided between dosing room and the first extraction cell
Connected between room and the top of the first extraction cell by overfall；The mixing chamber is arranged on one-level clarifying chamber and secondary clarifier
Between, horizontal baffle is provided with mixing chamber, mixing chamber is divided into the second surge chamber, teeter chamber by horizontal baffle, and teeter chamber is set
Put in the top of the second surge chamber, teeter chamber is internally provided with the first agitating paddle, and the center of horizontal baffle is provided with draining hole, stirred
Mix and connected between room and the second surge chamber by draining hole, it is logical that first is provided between second surge chamber and the first surge chamber
The mouth of a river, connected between second surge chamber and the first surge chamber by the first outlet pass；Set inside the secondary clarifier
There is the second vertical clapboard, interval is provided between the top of the second vertical clapboard and the top of secondary clarifier, secondary clarifier is by
Two vertical clapboards are divided into the second extraction cell, the 3rd surge chamber, and the top of second extraction cell connects with the top of the 3rd surge chamber
It is logical, the second outlet pass is provided between the 3rd surge chamber and the second surge chamber, between the 3rd surge chamber and the second surge chamber
Connected by the second outlet pass；Discharge pump, blow-off valve, the discharge pump are provided between Winning cell and the multitple extraction device
Input connected with the bottom of the second extraction cell, the output end of discharge pump connects with the input of blow-off valve, blow-off valve it is defeated
Go out end to connect with Winning cell.
As the improvement of above-mentioned technical proposal, the outside of the aeration tank is additionally provided with collecting-tank, collecting-tank and aeration tank
Between be provided with water-delivery pump, the input of water-delivery pump connects with collecting-tank, and the output end of water-delivery pump connects with aeration tank.
As the improvement of above-mentioned technical proposal, circulatory stirring pool is provided between the Winning cell and transfer pond, circulation is stirred
Mix pond and be internally provided with the second agitating paddle, be provided with first circulation pump, circulating valve between the circulatory stirring pool and Winning cell, follow
The input of ring valve connects with Winning cell, and the output end of circulating valve connects with the input of first circulation pump, first circulation pump
Output end connects with circulatory stirring pool；Second circulation pump, second circulation pump are provided between the circulatory stirring pool and transfer pond
Input connected with circulatory stirring pool, the output end of second circulation pump connects with transfer pond.
Liquid waste treatment system first passes through aeration tank, sedimentation basin, plate and frame filter press in cupric electrolysis production described in the utility model
Etc. coordinated, waste liquid is pre-processed in being produced to cupric electrolysis, and then contained waste liquid is extracted using multitple extraction device
Take, then will extract remaining waste liquid and be sent into progress electrodeposition operation in Winning cell, in above process recyclable copper sulphate, carbonic acid
The electro deposited copper of nickel, zinc carbonate and purity more than 97%, comprehensive resource utilization rate can reach more than 98.7%, in contained waste liquid
Recyclable part " being eaten dry bleed ", effectively reduces treatment cost of waste liquor, and the content of beary metal in processed waste water meets state
Family's standard, can directly be discharged, green, realize economic benefit, ecological benefits win-win.
Brief description of the drawings
Fig. 1 is liquid waste treatment system structural representation in cupric electrolysis described in the utility model production；
Fig. 2 is multitple extraction apparatus structure schematic diagram described in the utility model.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
As shown in Figure 1 and 2, liquid waste treatment system in the cupric electrolysis production, including aeration tank 1, sedimentation basin 2, plate compression
Machine 3, transfer pond 4, multitple extraction device 5, Winning cell 6, the aeration tank 1 are provided with the water pump 11 being connected with water source, air blast outside
Machine 12, the discharge ends of the water pump 11 are connected with aeration tank 1, and more aerations are provided between the air blower 12 and aeration tank 1
Pipe 13, one end of aeration tube 13 connect with air blower 12, and the other end of aeration tube 13 connects with aeration tank 1；The aeration tank 1 with
Draining valve 21 is provided between sedimentation basin 2, one end of draining valve 21 connects with aeration tank 1, the other end and precipitation of draining valve 21
Pond 2 connects；Centrifugal pump 31, input and the sedimentation basin 2 of centrifugal pump 31 are provided between the plate and frame filter press 3 and sedimentation basin 2
Connection, the output end of centrifugal pump 31 connect with the liquid feeding end of plate and frame filter press 3, and drain side and the transfer pond 4 of plate and frame filter press 3 connect
It is logical, dehvery pump 41, feeding valve 42 are provided between the multitple extraction device 5 and transfer pond 4, the input of dehvery pump 41 is with
Turn pond 4 to connect, the output end of dehvery pump 41 connects with the input of feeding valve 42, and it is clear that the multitple extraction device 5 includes one-level
Clear room, mixing chamber, secondary clarifier, the one-level clarifying chamber is internally provided with the first vertical clapboard 51, the top of first partition 51
Interval is provided between the top of one-level clarifying chamber, one-level clarifying chamber is divided into the first extraction cell 52, by first partition 51
One surge chamber 53, the top of first extraction cell 52 connect with the top of the first surge chamber 53, the output of the feeding valve 42
End connects with the bottom of the first extraction cell 52, and the outside of first extraction cell 52 is provided with dosing room 510, dosing room 510 and
Overfall 511 is provided between first extraction cell 52, passes through overfall between the top of the extraction cell 52 of dosing room 510 and first
511 connections；The mixing chamber is arranged between one-level clarifying chamber and secondary clarifier, and horizontal baffle 54 is provided with mixing chamber,
Mixing chamber is divided into the second surge chamber 55, teeter chamber 56 by horizontal baffle 54, and teeter chamber 56 is arranged on the upper of the second surge chamber 55
Side, teeter chamber 56 are internally provided with the first agitating paddle 561, and the center of horizontal baffle 54 is provided with draining hole 541, teeter chamber 56 with
Connected between second surge chamber 55 by draining hole 541, is provided between the surge chamber 53 of the second surge chamber 55 and first
One outlet pass 531, connected between second surge chamber 55 and the first surge chamber 53 by the first outlet pass 531；The two level
Clarifying chamber is internally provided with the second vertical clapboard 57, between being provided between the top of the second vertical clapboard 57 and the top of secondary clarifier
Every secondary clarifier is divided into the second extraction cell 58, the 3rd surge chamber 59 by the second vertical clapboard 57, second extraction cell 58
Top is connected with the top of the 3rd surge chamber 59, and the second water flowing is provided between the 3rd surge chamber 59 and the second surge chamber 55
Mouth 591, is connected between the 3rd surge chamber 59 and the second surge chamber 55 by the second outlet pass 591；The Winning cell 6 extracts with multistage
Take and discharge pump 62, blow-off valve 61 are provided between device 5, the bottom of the input of the discharge pump 62 and the second extraction cell 58 connects
Logical, the output end of discharge pump 62 connects with the input of blow-off valve 61, and the output end of blow-off valve 61 connects with Winning cell 6.
Waste liquid, which is first poured into aeration tank 1, in cupric electrolysis production is cleaned, is diluted, and utilizes air blower 12 and the source of aeration tube 13
Source is constantly aerated into aeration tank 1, and aeration causes water and air fully to contact to exchange gaseous material and go in water removal to volatilize
Property material method for treating water, gas is escaped from water, such as go water removal stink or carbon dioxide and the harmful gas of hydrogen sulfide
Body；Oxygen is dissolved in water, to improve dissolved oxygen concentration, reach iron removaling, demanganization or promote aerobe degradation of organic substances
Purpose.The pH regulations of calcium hydroxide powder regulation waste liquid can be also added in aeration tank 1 to 7 ~ 8, aeration additionally aids calcium hydroxide
Rate of dissolution of the powder in waste liquid, improve operating efficiency.
After waste liquid aeration in aeration tank 1, draining valve 21 is opened, the waste liquid in aeration tank 1 is flowed into sedimentation basin 2
Sedimentation removal of impurities, primary water of the upper strata of sedimentation basin 2 by sedimentation removal of impurities are transported to primary water in plate and frame filter press 3 by centrifugal pump 31
In some insoluble impurity carry out forced filtrations, the filter water being filtrated to get is transported in transfer pond 4, then by dehvery pump 41
The first extraction cell 52 being transported in multitple extraction device 5 carries out extraction operation, and extractant, extractant are added to dosing room 510
Hydroxyl-ketoxime+aldol oxime may be selected, diluent is made using the small organic solvent of volatility such as sulfonated kerosene, extractant concentration 8% to
Between 30%.Because the density of extractant is less than water, therefore when extractant flows to the first extraction cell 52 by overfall 511, extraction
Agent on upper strata, the survivable follow-up fluid layer of extractant is added by way of overflow, helps subsequently to be separated all the time.With
The rotation of the first agitating paddle 561, negative pressure produced inside teeter chamber 56 so that filter water, extractant first pass through first it is perpendicular every
The top of plate 51 is flowed in the first surge chamber 53, then flows to the second surge chamber 55 by the first outlet pass 531, then pass through drainage
Mouth 541, which flows in teeter chamber 56 mix, completes extractive reaction；Extractive reaction terminates, and stops stirring, stands so that have
Machine phase and inorganic phase layering, the hydroxyl oxime compound of chelating type is during extractive reaction, 1 copper ion and 2 chelating agents point
Son is combined into 1 chelate molecule, and by multitple extraction, after reaching balance, the copper ion concentration in saturated organic phase is reachable
More than 2.6g/L, now the extraction yield of copper is 90%.Now, the organic phase on upper strata is extracted out and then separated again and can obtain sulfuric acid
Copper, nickelous carbonate, zinc carbonate etc..Because the heavy phase after extractive reaction is located at the bottom of the second extraction cell 58, mainly remain
The abstraction waste liquor of copper ions, zinc ion, nickel ion etc. is delivered to formation electrodeposition stoste, electrodeposition in Winning cell 6 by discharge pump 62
Groove 6 is exactly common electrolytic cell, imposes direct current to the cupric electrodeposition stoste in Winning cell 6, copper ion is deposited on negative electrode
For the electrodeposition of the process of metallic copper, referred to as copper；Anode in the process is silver-colored for the lead of insolubility（Antimony）Alloy sheets.Strictly
The concentration of copper ion in control electrodeposition tail washings makes it be not less than 10g/L, because when copper ion concentration is less than 10g/L, its electrode
Current potential reduces, and now hydrogen ion, zinc ion, nickel ion etc. may separate out together with copper ion on negative electrode, will have a strong impact on the moon
Pole copper mass.The purity of the electro deposited copper deposited on minus plate reaches more than 97%.Wherein, the multitple extraction device 5 can be right
Contained waste liquid carries out multitple extraction, and one-level clarifying chamber, mixing chamber, secondary clarifier are more independent between each other so that extracted
Organic phase and inorganic phase in journey are not likely to produce the influence that liquidates before extraction, and follow-up light phase, heavy phase are easily separated, extraction efficiency
It is high.
Further, the outside of the aeration tank 1 is additionally provided with collecting-tank 7, is provided between collecting-tank 7 and aeration tank 1
Water-delivery pump 71, the input of water-delivery pump 71 connect with collecting-tank 7, and the output end of water-delivery pump 71 connects with aeration tank 1.Using catchmenting
Pond 7 collects substantial amounts of rainwater, can not only reduce enterprise's production cost, and collecting-tank 7 can be additionally used in standby pool, improves continuous
It is turned into the operating efficiency of industry.
Further, circulatory stirring pool 8 is provided between the Winning cell 6 and transfer pond 4, is set inside circulatory stirring pool 8
The second agitating paddle 81 is equipped with, first circulation pump 82, circulating valve 83 are provided between the circulatory stirring pool 8 and Winning cell 6, is circulated
The input of valve 83 connects with Winning cell 6, and the output end of circulating valve 83 connects with the input of first circulation pump 82, first circulation
The output end of pump 82 connects with circulatory stirring pool 8；Second circulation pump 84 is provided between the circulatory stirring pool 8 and transfer pond 4,
The input of second circulation pump 84 connects with circulatory stirring pool 8, and the output end of second circulation pump 84 connects with transfer pond 4.
Caused electrodeposition tail washings, electrodeposition tail washings still contain micro copper ion, a small amount of after electrodeposition in Winning cell 6
Zinc ion, nickel ion etc., electrodeposition tail washings is delivered in circulatory stirring pool 8 using first circulation pump 82, into circulatory stirring pool 8
Addition sulfuric acid is stripped, and sulfuric acid not only can adjust pH, also some metal impurities can dissolve electrodeposition tail washings again, after back extraction
Obtained solution is transported in transfer pond 4 again, and the then filter water merging again with second batch is transported to multitple extraction dress
Put 5 and carry out extraction operation so that copper is enriched more than 22.5 times, significantly improves the utilization rate of copper.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.
Claims (3)
1. liquid waste treatment system in cupric electrolysis production, it is characterised in that：Including aeration tank（1）, sedimentation basin（2）, plate and frame filter press
（3）, transfer pond（4）, multitple extraction device（5）, Winning cell（6）, the aeration tank（1）It is provided with the water pump being connected with water source outside
（11）, air blower（12）, the water pump（11）Discharge ends and aeration tank（1）Connection, the air blower（12）With aeration tank（1）
Between be provided with more aeration tubes（13）, aeration tube（13）One end and air blower（12）Connection, aeration tube（13）The other end
With aeration tank（1）Connection；The aeration tank（1）With sedimentation basin（2）Between be provided with draining valve（21）, draining valve（21）One end
With aeration tank（1）Connection, draining valve（21）The other end and sedimentation basin（2）Connection；The plate and frame filter press（3）With sedimentation basin
（2）Between be provided with centrifugal pump（31）, centrifugal pump（31）Input and sedimentation basin（2）Connection, centrifugal pump（31）Output end
With plate and frame filter press（3）Liquid feeding end connection, plate and frame filter press（3）Drain side and transfer pond（4）Connection, the multitple extraction
Device（5）With transfer pond（4）Between be provided with dehvery pump（41）, feeding valve（42）, dehvery pump（41）Input and transfer pond
（4）Connection, dehvery pump（41）Output end and feeding valve（42）Input connection, the multitple extraction device（5）Including one
Level clarifying chamber, mixing chamber, secondary clarifier, the one-level clarifying chamber is internally provided with the first vertical clapboard（51）, first partition
（51）Top and one-level clarifying chamber top between be provided with interval, one-level clarifying chamber is by first partition（51）It is divided into first
Extraction cell（52）, the first surge chamber（53）, first extraction cell（52）Top and the first surge chamber（53）Top connection,
The feeding valve（42）Output end and the first extraction cell（52）Bottom connection, first extraction cell（52）Outside setting
There is dosing room（510）, dosing room（510）With the first extraction cell（52）Between be provided with overfall（511）, dosing room（510）With
First extraction cell（52）Top between pass through overfall（511）Connection；The mixing chamber is arranged on one-level clarifying chamber and two level
Between clarifying chamber, horizontal baffle is provided with mixing chamber（54）, mixing chamber is by horizontal baffle（54）It is divided into the second surge chamber
（55）, teeter chamber（56）, teeter chamber（56）It is arranged on the second surge chamber（55）Top, teeter chamber（56）It is internally provided with first
Agitating paddle（561）, horizontal baffle（54）Center be provided with draining hole（541）, teeter chamber（56）With the second surge chamber（55）It
Between pass through draining hole（541）Connection, second surge chamber（55）With the first surge chamber（53）Between be provided with the first outlet pass
（531）, second surge chamber（55）With the first surge chamber（53）Between pass through the first outlet pass（531）Connection；The two level
Clarifying chamber is internally provided with the second vertical clapboard（57）, the second vertical clapboard（57）Top and secondary clarifier top between set
There is interval, secondary clarifier is by the second vertical clapboard（57）It is divided into the second extraction cell（58）, the 3rd surge chamber（59）, described second
Extraction cell（58）Top and the 3rd surge chamber（59）Top connection, the 3rd surge chamber（59）With the second surge chamber（55）
Between be provided with the second outlet pass（591）, the 3rd surge chamber（59）With the second surge chamber（55）Between pass through the second outlet pass
（591）Connection；The Winning cell（6）With multitple extraction device（5）Between be provided with discharge pump（62）, blow-off valve（61）, it is described
Discharge pump（62）Input and the second extraction cell（58）Bottom connection, discharge pump（62）Output end and blow-off valve（61）'s
Input connects, blow-off valve（61）Output end and Winning cell（6）Connection.
2. liquid waste treatment system in cupric electrolysis production according to claim 1, it is characterised in that：The aeration tank（1）'s
Outside is additionally provided with collecting-tank（7）, collecting-tank（7）With aeration tank（1）Between be provided with water-delivery pump（71）, water-delivery pump（71）It is defeated
Enter end and collecting-tank（7）Connection, water-delivery pump（71）Output end and aeration tank（1）Connection.
3. liquid waste treatment system in cupric electrolysis production according to claim 1, it is characterised in that：The Winning cell（6）With
Transfer pond（4）Between be provided with circulatory stirring pool（8）, circulatory stirring pool（8）It is internally provided with the second agitating paddle（81）, it is described to follow
Ring stirring pool（8）With Winning cell（6）Between be provided with first circulation pump（82）, circulating valve（83）, circulating valve（83）Input
With Winning cell（6）Connection, circulating valve（83）Output end and first circulation pump（82）Input connection, first circulation pump（82）
Output end and circulatory stirring pool（8）Connection；The circulatory stirring pool（8）With transfer pond（4）Between be provided with second circulation pump
（84）, second circulation pump（84）Input and circulatory stirring pool（8）Connection, second circulation pump（84）Output end and transfer pond
（4）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720768752.1U CN206915957U (en) | 2017-06-29 | 2017-06-29 | Liquid waste treatment system in cupric electrolysis production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720768752.1U CN206915957U (en) | 2017-06-29 | 2017-06-29 | Liquid waste treatment system in cupric electrolysis production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206915957U true CN206915957U (en) | 2018-01-23 |
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ID=61323183
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720768752.1U Expired - Fee Related CN206915957U (en) | 2017-06-29 | 2017-06-29 | Liquid waste treatment system in cupric electrolysis production |
Country Status (1)
| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110724977A (en) * | 2019-11-05 | 2020-01-24 | 杭州美时美刻物联网科技有限公司 | Electrolytic copper waste liquid regeneration and reuse treatment system |
-
2017
- 2017-06-29 CN CN201720768752.1U patent/CN206915957U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110724977A (en) * | 2019-11-05 | 2020-01-24 | 杭州美时美刻物联网科技有限公司 | Electrolytic copper waste liquid regeneration and reuse treatment system |
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