CN106757178A - Positive plate superficial treatment system and method - Google Patents
Positive plate superficial treatment system and method Download PDFInfo
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- CN106757178A CN106757178A CN201611147884.9A CN201611147884A CN106757178A CN 106757178 A CN106757178 A CN 106757178A CN 201611147884 A CN201611147884 A CN 201611147884A CN 106757178 A CN106757178 A CN 106757178A
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- 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
- C25C7/02—Electrodes; Connections thereof
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- 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
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Chemical Kinetics & Catalysis (AREA)
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- Organic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
Abstract
The invention provides a kind of positive plate superficial treatment system, including：Electrolyte circulating slot；The heater that entrance is connected with electrolyte circulating slot outlet；The foam washing groove that entrance is connected with the heating means exit；The device for storing liquid that entrance is connected with foam washing groove outlet；The filter-pressing device that entrance is connected with device for storing liquid outlet；The filter that entrance is connected with filter-pressing device outlet；The outlet of the filter is connected with electrolyte circulating slot entrance；The foam washing groove sidewall is provided with blow device；Nozzle is provided with the blow device；The foam washing trench bottom is provided with floss hole.The present invention provide nozzle drive foam washing liquid positive plate is purged, foam washing liquid in foam washing groove convection current, do iterative motion so that foam washing liquid can act on the plate face of whole positive plate, and various impurity that can be farthest to anode plate surface are removed.It is electrolysed using the positive plate after present invention treatment, it is good that Cathode Copper Quality is produced in electrolysis.
Description
Technical field
The present invention relates to electrorefining technical field, more particularly to a kind of positive plate superficial treatment system and method.
Background technology
Copper electrolyzing refining often does anode with the anode copper coin of pyro-refining, and during positive plate casting, plate face can produce cupric oxide
Harmful powdery impurity such as powder and releasing agent (mainly barium sulfate), when anode shaping unit is processed, releasing agent in plate face and
Cupric oxide powder cannot be removed effectively.
After positive plate tankage, with the dissolving of anode, the objectionable impurities such as the cuprous oxide and releasing agent on its surface can come off,
Partial impurities suspend and form impurity suspension in the electrolytic solution, and partial impurities are settled down to cell bottom and form the earth of positive pole.It is suspended in
Impurity in electrolyte, can be attached in tough cathode plate face in electrolysis, start to be powdery, point-like particle, and circle is formed after growing up
Head, cauliflower-shaped or dendritic dense particles, and then the quality of tough cathode is had influence on, yield and current efficiency are reduced, increase ton
Copper power consumption etc..The impurity in the earth of positive pole is deposited in, the content of copper and barium sulfate in the earth of positive pole can be increased, it is to the follow-up earth of positive pole
Treatment brings adverse effect：Increasing for copper content can increase the cost that the earth of positive pole leaches decopper(ing), and increasing for barium sulfate content can be carried
High anode mud pyrogenic process extracts the difficulty of gold and silver, reduces rate of recovery of gold and silver etc..
The surface treatment method of positive plate disclosed in prior art mostly removes above-mentioned impurity using foam washing groove, specially steeps
Washing trough is directly connected with the electrolyte for producing big system, participates in the circulation of electrolyte, and subsequent filter can increase production filtering system
The pressure of system, not only flow is complicated, and foam washing liquid clean-up effect is bad, and foam washing slag is not separated with the earth of positive pole, is unfavorable for follow-up
The treatment of the earth of positive pole.
The content of the invention
In view of this, the technical problem to be solved in the present invention is to provide a kind of positive plate superficial treatment system, the present invention
, to positive plate treatment, the Cathode Copper Quality of the positive plate institute output after treatment is good, output for the positive plate superficial treatment system of offer
Byproduct anode sludge impurities amount reduce, foam washing liquid good purification.
The invention provides a kind of positive plate superficial treatment system, including：
Electrolyte circulating slot；
The heater that entrance is connected with electrolyte circulating slot outlet；
The foam washing groove that entrance is connected with the heating means exit；
The device for storing liquid that entrance is connected with foam washing groove outlet；
The filter-pressing device that entrance is connected with device for storing liquid outlet；
The filter that entrance is connected with filter-pressing device outlet；
The outlet of the filter is connected with electrolyte circulating slot entrance；
The foam washing flute length side wall is provided with blow device；Nozzle is provided with the blow device；The foam washing bottom land
Portion is provided with floss hole.
Preferably, the blow device is arranged on two relative side walls long of foam washing groove；The blow device and anode
Plate is vertically arranged.
Preferably, the blow device is apart from foam washing groove sidewall top 550mm~650mm.
Preferably, the quantity of the nozzle is 50~60；A diameter of 6~12mm of the nozzle.
Preferably, the blow device is connected with foam washing groove external feed stream system；The gas is inert gas；It is described enter
The gas pressure of gas system is 6~10 kilograms.
Preferably, the foam washing groove bottom is V-type guiding surface；A height of 20~40cm of the V-type guiding surface.
Preferably, the floss hole is arranged at the extreme lower position of V-type guiding surface.
Preferably, the heater is steam heater；The device for storing liquid is melt pit；The filter-pressing device is van-type
Filter press；The filter is purification filter.
The invention provides the positive plate superficial treatment system described in a kind of use above-mentioned technical proposal to anode plate surface
The method for the treatment of, including：
Foam washing liquid is by the heated device heated transportation of electrolyte circulating slot to foam washing groove；
Positive plate foam washing in foam washing liquid in the presence of foam washing groove blow device；
After foam washing terminates, after foam washing liquid is filtered by device for storing liquid through filter-pressing device press filtration, filter, electrolyte is back to
Circulating slot.
Preferably, the heating-up temperature of the heater is 55~65 DEG C；The foam washing liquid acidity f (H2SO4) for 160~
170g/L；The foam washing time is 30~50min.
Compared with prior art, the invention provides a kind of positive plate superficial treatment system, including：Electrolyte circulating slot；
The heater that entrance is connected with electrolyte circulating slot outlet；The foam washing groove that entrance is connected with the heating means exit；
The device for storing liquid that entrance is connected with foam washing groove outlet；The filter-pressing device that entrance is connected with device for storing liquid outlet；Entrance
The filter being connected with filter-pressing device outlet；The outlet of the filter is connected with electrolyte circulating slot entrance；Institute
State foam washing flute length side wall and be provided with blow device；Nozzle is provided with the blow device；The foam washing trench bottom is provided with row
Put mouth.The positive plate superficial treatment system that the present invention is provided includes foam washing groove, and foam washing groove includes blow device, set on blow device
Be equipped with nozzle, nozzle drives foam washing liquid to purge positive plate, foam washing liquid in foam washing groove convection current, do iterative motion,
So that foam washing liquid can act on the plate face of whole positive plate, the various impurity to anode plate surface that can be more are removed.
Positive plate after being processed using foam washing of the present invention is electrolysed, and the Cathode Copper Quality for being electrolysed output is good, in the electrolysis gained earth of positive pole
The content that impurity level reduces especially barium sulfate and copper is greatly reduced, hence it is evident that reduces the production cost that the earth of positive pole leaches decopper(ing), carries
The rate of recovery of gold and silver in high anode mud.Meanwhile, after foam washing is finished, foam washing liquid returns electricity through filter and filter print filters
Solution liquid circulating slot, cleanliness factor is high, will not produce influence to producing big system.
Brief description of the drawings
Fig. 1 is foam washing groove front view shown in the embodiment of the present invention；
Fig. 2 is foam washing groove side view shown in the embodiment of the present invention；
Fig. 3 is positive plate superficial treatment system shown in the embodiment of the present invention.
Specific embodiment
The invention provides a kind of positive plate superficial treatment system, including：
Electrolyte circulating slot；
The heater that entrance is connected with electrolyte circulating slot outlet；
The foam washing groove that entrance is connected with the heating means exit；
The device for storing liquid that entrance is connected with foam washing groove outlet；
The filter-pressing device that entrance is connected with device for storing liquid outlet；
The filter that entrance is connected with filter-pressing device outlet；
The outlet of the filter is connected with electrolyte circulating slot entrance；
The foam washing flute length side wall is provided with blow device；Nozzle is provided with the blow device；The foam washing bottom land
Portion is provided with floss hole.
The positive plate superficial treatment system that the present invention is provided includes electrolyte circulating slot, and the present invention is followed for the electrolyte
Annular groove is not defined, the circulating slot of storage electrolyte well known to those skilled in the art.
The electrolyte circulating slot that the present invention is provided is used for providing electrolyte, that is, foam washing liquid.The present invention is big using production
The electrolyte of system can make full use of resource as foam washing liquid, without being reconfigured at foam washing liquid, reduce work flow.
The positive plate superficial treatment system that the present invention is provided includes entrance with adding that electrolyte circulating slot outlet is connected
Thermal.
In the present invention, the heater is preferably steam heater.Heating of the steam heater to foam washing liquid
Temperature is preferably 55~65 DEG C.
The present invention is not defined for the steam heater, and steam heater well known to those skilled in the art is
Can.Steam heater of the present invention is in order to electrolyte is carried out into heated transportation in foam washing groove.
The positive plate superficial treatment system that the present invention is provided includes the foam washing groove that entrance is connected with the heating means exit.
The foam washing groove sidewall is provided with blow device；Nozzle is provided with the blow device；The foam washing trench bottom
It is provided with floss hole.
In the present invention, the length of the foam washing groove is 5.5~6.5 meters, and width is 1.2~1.5 meters, highly for 1.5~
1.8 meters.
The foam washing groove sidewall is provided with blow device；It is long that the blow device is preferably provided at relative two of foam washing groove
On the wall of side；The blow device includes fixed mount and the nozzle being arranged on fixed mount.The fixed mount is preferably rectangular.It is described
The length of fixed mount and the length ratio preferably 1 of foam washing flute length side wall：(1~1.5)；The fixed mount it is wide short with the foam washing groove
The width ratio preferably 1 of side wall：(8~10)；The blow device is preferably 550mm~650mm apart from foam washing groove sidewall top.
The blow device is vertically arranged with positive plate.Nozzle is provided with the blow device；The quantity of the nozzle
Preferably 50~60；The diameter of the nozzle is preferably 6~12mm.
The blow device is connected with foam washing groove external feed stream system；The gas is inert gas；The inert gas
Preferably nitrogen；The gas pressure of the gas handling system is 6~10 kilograms.
Foam washing flute length side both sides of the present invention are respectively designed with blow device, and blow device is provided with nozzle, make every two pieces of sun
There are two nozzles to purge foam washing liquid between pole plate, foam washing liquid is driven by the gas handling system compress wind of equal pressure
In foam washing groove convection current, do iterative motion, foam washing liquid is can act on whole positive plate plate face, constantly to positive plate table
Face is washed away, and the foam washing liquid that the various impurity of anode plate surface are quickly flowed after dissolving away is washed away, and can at utmost remove sun
The various impurity of polar board surface.
In the present invention, the foam washing groove bottom is preferably V-type guiding surface；The height of the V-type guiding surface is preferably
20~40cm.The floss hole is preferably disposed on the extreme lower position of V-type guiding surface；The floss hole is more preferably arranged at V-type
The centre position of guiding surface.
The above-mentioned setting of floss hole effectively can discharge the slurry of foam washing groove surrounding.
As shown in Figures 1 to 3, Fig. 1 is foam washing groove shown in the embodiment of the present invention to the foam washing groove of a preferred embodiment of the invention
Front view；Fig. 2 is foam washing groove side view shown in the embodiment of the present invention；
Wherein, 7 is foam washing groove；8 is blow device；9 is nozzle；10 is floss hole.
The positive plate superficial treatment system that the present invention is provided includes the device for storing liquid that entrance is connected with foam washing groove outlet；
The present invention is not defined for the device for storing liquid, and the device for storing liquid is preferably melt pit.
In the present invention, melt pit is connected with the outlet of foam washing groove, for temporarily storage and transfer foam washing liquid.
The positive plate superficial treatment system that the present invention is provided includes that the press filtration that entrance is connected with device for storing liquid outlet is filled
Put；The filter-pressing device is preferably chamber-type press filter.
Foam washing liquid of the present invention first passes through chamber-type press filter and is tentatively filtered, can effectively realize foam washing liquid and foam washing slag point
From foam washing slag directly send meltshop to process, it is to avoid bring influence to producing big system and ANODE SLIME TREATMENT.Foam washing liquid can enter
One step is purified.
The positive plate superficial treatment system that the present invention is provided includes that the filtering that entrance is connected with filter-pressing device outlet is filled
Put；The filter is preferably purification filter.
The present invention is not defined for the concrete model specification of the chamber-type press filter and purification filter, this area skill
Chamber-type press filter and purification filter known to art personnel.
Foam washing liquid of the present invention is filtered twice by chamber-type press filter and purification filter, in can at utmost removing foam washing liquid
Impurity suspension, greatly improve the cleanliness factor of electrolyte.
In the present invention, the outlet of the filter is connected with electrolyte circulating slot entrance；
In the present invention, connected by pipeline between each device, pipe material is preferably stainless steel tube, glass reinforced plastic pipe
Or one or more in PVC pipeline.
Positive plate superficial treatment system described in the one of embodiment of the present invention is as shown in figure 3, Fig. 3 is implemented for the present invention
Positive plate superficial treatment system shown in example；Wherein：
1st, electrolyte circulating slot；2nd, heater；3rd, foam washing groove；4th, device for storing liquid；5th, filter-pressing device；6th, filter.
The invention provides a kind of positive plate superficial treatment system, including：Electrolyte circulating slot；Entrance and the electrolyte
The connected heater of circulating slot outlet；The foam washing groove that entrance is connected with the heating means exit；Entrance and the foam washing groove
The connected device for storing liquid of outlet；The filter-pressing device that entrance is connected with device for storing liquid outlet；Entrance goes out with the filter-pressing device
The connected filter of mouth；
The outlet of the filter is connected with electrolyte circulating slot entrance；The foam washing flute length side wall is provided with purging dress
Put；Nozzle is provided with the blow device；The foam washing trench bottom is provided with floss hole.The anode plate surface that the present invention is provided
Processing system includes foam washing groove, and foam washing groove includes blow device, and nozzle is provided with blow device, and nozzle drives foam washing liquid to sun
Pole plate is purged, foam washing liquid in foam washing groove convection current, do iterative motion so that foam washing liquid can act on whole anode
The plate face of plate, various impurity that can be farthest to anode plate surface are removed.Use the positive plate after present invention purification
It is electrolysed, especially barium sulfate content is low for impurity in the earth of positive pole.Meanwhile, after foam washing is finished, foam washing liquid is through filter and pressure
Filter device filtering returns electrolyte circulating slot, and cleanliness factor is high, will not produce influence to producing big system.
The invention provides the positive plate superficial treatment system described in a kind of use above-mentioned technical proposal to anode plate surface
The method for the treatment of, including：
Foam washing liquid is by the heated device heated transportation of electrolyte circulating slot to foam washing groove；
Positive plate foam washing in foam washing liquid in the presence of foam washing groove blow device；
After foam washing terminates, after foam washing liquid is filtered by device for storing liquid through filter-pressing device press filtration, filter, electrolyte is back to
Circulating slot.
In the present invention, foam washing liquid is by the heated device heated transportation of electrolyte circulating slot to foam washing groove；Specifically, bubble
Washing lotion is beaten to heater by pump by electrolyte circulating slot and is heated.
The foam washing liquid is the electrolyte of electrolyte circulating slot；The foam washing liquid acidity f (H2SO4) it is preferably 160~
170g/L.The heating-up temperature of the heater is preferably 55~65 DEG C；More preferably 58~63 DEG C.
Positive plate foam washing in foam washing liquid in the presence of foam washing groove blow device；It is preferred that be specially opening blow device valve
Door, the gas of external feed stream system is passed through in foam washing groove, and positive plate is in the presence of foam washing groove blow device in foam washing liquid
Foam washing.The gas pressure of the gas handling system is preferably 6~10 kilograms.The positive plate is isodistantly spaced arrangement；Every two pieces of anodes
Plate spacing is preferably 80~120mm；More preferably 90~100mm.The foam washing time is preferably 30~50min；More preferably
30~40min.
In the present invention, two nozzles purge foam washing liquid between every two pieces of positive plates, by equal pressure
Compress wind come drive foam washing liquid in foam washing groove convection current, do iterative motion, foam washing liquid may act on whole positive plate plate
Face, the foam washing liquid that the various impurity that anode plate surface is dissolved away can quickly be flowed immediately is washed away；After the positive plate foam washing above-mentioned time,
The cupric oxide powder on its surface, barium sulfate and other various impurity etc. can be removed, and can meet electrolysis production.
The present invention can also successively open multiple foam washing grooves, when positive plate loading foam washing groove below proceeds by foam washing,
Foam washing is finished the positive plate for above loading, and foam washing operation is circulated using multiple foam washing grooves.Because foam washing liquid is utilized
After a period of time, acidity and temperature can decline, and impurity also compares many, and foam washing effect can decline, and can optionally change new foam washing
Liquid proceeds the foam washing operation of positive plate.
After foam washing terminates, after foam washing liquid is filtered by device for storing liquid through filter-pressing device press filtration, filter, electrolyte is back to
Circulating slot.
Foam washing liquid and foam washing slag are bled off by the floss hole of foam washing groove, are flow in the melt pit of foam washing groove bottom by pipeline, so
Getting to chamber-type press filter by pump afterwards carries out press filtration, and foam washing slag is stayed in chamber-type press filter；Open and fall foam washing slag clearly to send after plate molten
The treatment of refining workshop；Foam washing slag does not mix with the earth of positive pole, will not bring harmful effect to the treatment of the earth of positive pole.After Filter Press
Filtrate further purified by purification filter, the cleanliness factor of electrolyte is greatly improved, and electrolysis can be met after complex acid
Produce or proceed foam washing operation.
Earth of positive pole composition is measured present invention preferably employs XRF.In order to further illustrate the present invention, with
Under in conjunction with the embodiments to the present invention provide positive plate superficial treatment system and method be described in detail.
Embodiment 1
By electrolyte circulating slot, heater, foam washing groove, device for storing liquid, filter-pressing device and filter successively with stainless
Fastener for connection.Wherein, the side wall long of foam washing groove two is provided with blow device, apart from top side wall 600mm；Set on blow device
There are 55 nozzles, nozzle diameter is 10mm, and blow device compression wind pressure is 8 kilograms；Foam washing trench bottom is V-type；Middle setting
There is floss hole.
Embodiment 2
Using the system of embodiment 1, the positive plate after being processed through anode unit is in equidistant arrangement, every two pieces on deposit frame
The die opening of positive plate is 100mm, every 55 pieces of groove anode.55 pieces of positive plates are hoisted in foam washing groove with electrolysis Special crane,
Make nozzle just to the centre of every two pieces of positive plates；Then the electrolyte containing acid 165g/L is passed through into sour pump by circulating slot to beat to steam
Heater is heated, and electrolyte is passed into positive plate foam washing groove after being heated to 63 DEG C；The valve of blow device is opened, by nitrogen
Tympanites enters in foam washing groove；There are two nozzles to purge foam washing liquid between every two pieces of positive plates, by 8 kilograms of pressures of pressure
Contracting wind come drive foam washing liquid in foam washing groove convection current, do iterative motion, foam washing liquid may act on whole positive plate plate face.Sun
Pole plate foam washing 40 minutes, obtains the positive plate after foam washing.
Foam washing liquid and foam washing slag are bled off by the floss hole of foam washing groove, are flow in the melt pit of foam washing groove bottom by pipeline, so
Getting to chamber-type press filter by pump afterwards carries out press filtration, and foam washing slag is stayed in chamber-type press filter；Open and fall foam washing slag clearly to send after plate molten
The treatment of refining workshop；Further purified by purification filter through the filtrate after Filter Press, be back to circulating slot.
Embodiment 3
By the positive plate before the positive plate and foam washing after foam washing, being respectively charged into electrolysis system carries out cupric electrolysis production, passes through
After one anodic cycle (20 days), the byproduct earth of positive pole is respectively obtained.Two kinds of earth of positive pole are sampled measure respectively, are as a result seen
Tables 1 and 2, wherein table 1 are the earth of positive pole that the positive plate before foam washing is produced；Table 2 is the earth of positive pole that the positive plate after foam washing is produced.
Table 1 is the earth of positive pole that the positive plate before foam washing is produced
Table 2 is the earth of positive pole that the positive plate after foam washing is produced
By the table 2 of table 1 as can be seen that the content of barium and copper is substantially reduced in earth of positive pole composition after foam washing, and the content of gold, silver
It is significantly raised.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of positive plate superficial treatment system, including：
Electrolyte circulating slot；
The heater that entrance is connected with electrolyte circulating slot outlet；
The foam washing groove that entrance is connected with the heating means exit；
The device for storing liquid that entrance is connected with foam washing groove outlet；
The filter-pressing device that entrance is connected with device for storing liquid outlet；
The filter that entrance is connected with filter-pressing device outlet；
The outlet of the filter is connected with electrolyte circulating slot entrance；
The foam washing groove sidewall is provided with blow device；Nozzle is provided with the blow device；The foam washing trench bottom is set
There is floss hole.
2. positive plate superficial treatment system according to claim 1, it is characterised in that the blow device is arranged on foam washing
On two relative side walls long of groove；The blow device is vertically arranged with positive plate.
3. positive plate superficial treatment system according to claim 1, it is characterised in that the blow device is apart from foam washing groove
Top side wall 550mm~650mm.
4. positive plate superficial treatment system according to claim 1, it is characterised in that the quantity of the nozzle is 50~60
It is individual；A diameter of 6~12mm of the nozzle.
5. positive plate superficial treatment system according to claim 1, it is characterised in that outside the blow device and foam washing groove
Portion's gas handling system connection；The gas is inert gas；The gas pressure of the gas handling system is 6~10 kilograms.
6. positive plate superficial treatment system according to claim 1, it is characterised in that the foam washing groove bottom is led for V-type
To inclined-plane；A height of 20~40cm of the V-type guiding surface.
7. positive plate superficial treatment system according to claim 6, it is characterised in that the floss hole is arranged at V-type and leads
To the extreme lower position on inclined-plane.
8. positive plate superficial treatment system according to claim 1, it is characterised in that the heater is steam heating
Device；The device for storing liquid is melt pit；The filter-pressing device is chamber-type press filter；The filter is purification filter.
9. the method that the positive plate superficial treatment system described in a kind of use claim 1 is surface-treated to positive plate, its feature
It is, including：
Foam washing liquid is transported in foam washing groove after being heated by the heated device of electrolyte circulating slot；
Positive plate foam washing in foam washing liquid in the presence of foam washing groove blow device；
After foam washing terminates, after foam washing liquid is filtered by device for storing liquid through filter-pressing device press filtration, filter, electrolyte circulation is back to
Groove.
10. processing method according to claim 9, it is characterised in that heating-up temperature of the heater to foam washing liquid
It is 55~65 DEG C；The foam washing liquid acidity f (H2SO4) it is 160~170g/L；The foam washing time is 30~50min.
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|---|---|---|---|
| CN201611147884.9A CN106757178A (en) | 2016-12-13 | 2016-12-13 | Positive plate superficial treatment system and method |
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| CN201611147884.9A CN106757178A (en) | 2016-12-13 | 2016-12-13 | Positive plate superficial treatment system and method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115261875A (en) * | 2022-08-30 | 2022-11-01 | 徐工汉云技术股份有限公司 | Anode copper plate bubble washing and transferring system |
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