CN217517043U - Structure for preventing harmful metal ions from entering electrolytic bath in metal hydrometallurgy electrolysis - Google Patents
Structure for preventing harmful metal ions from entering electrolytic bath in metal hydrometallurgy electrolysis Download PDFInfo
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- CN217517043U CN217517043U CN202220912260.6U CN202220912260U CN217517043U CN 217517043 U CN217517043 U CN 217517043U CN 202220912260 U CN202220912260 U CN 202220912260U CN 217517043 U CN217517043 U CN 217517043U
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- electrolysis
- diversion trench
- electrolytic bath
- metal ions
- hydrometallurgy
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Abstract
The utility model discloses a structure for preventing harmful metal ions from entering an electrolytic bath in metal hydrometallurgy electrolysis, which belongs to the technical field of hydrometallurgy engineering electrolysis. The electrolytic cell comprises a diversion trench, a conductive plate and an insulating tooth-shaped table, wherein the diversion trench is arranged above two adjacent electrolytic cells, the insulating tooth-shaped table is arranged in the diversion trench, and the conductive plate is arranged in the center of the diversion trench. The utility model discloses all can utilize in the hydrometallurgy electrolysis process, harm impurity gets into the electrolysis trough when not only reducing conductive head and washing effectively to reduce system impurity content, improve the grade rate of appearing the product, reduced moreover because of going out the dress groove and vacuum undercutting operation in-process electrolyte along with profile of tooth platform overlap joint gap flows to the electrolysis trough side, edge forms electrically conductive route and the electrolysis trough electric leakage that leads to, electric energy loss above the electrolysis trough to the crystal block that ground formed.
Description
Technical Field
The utility model relates to the technical field of hydrometallurgy engineering electrolysis, in particular to a structure for preventing harmful metal ions from entering an electrolytic bath in metal hydrometallurgy electrolysis.
Background
In the zinc smelting wet electrolysis system, a pure copper conducting rod (conducting plate) is used as a good conducting medium to conduct electricity for a cathode plate and an anode plate, in the actual production process, the zinc sulfate solution contains sulfuric acid and the conducting process generates heat, the surface of the pure copper conducting rod is easy to corrode by the acid and oxidize by air, copper ions and copper oxide can directly flow into an electrolytic bath along with the process of washing the conducting rod (conducting plate) by water, and the concentration of the copper ions in the zinc sulfate solution reaches a certain degree to cause cathode zinc-copper burning or the copper content of cathode zinc is higher to cause disqualification of cathode zinc.
At present, in the original design of electrolytic workshops of some smelting plants, insulating tooth-shaped tables are directly arranged on the upper edges of two adjacent electrolytic tanks in the initial construction stage, the insulating tooth-shaped tables are limited in length (generally 400mm) and are buckled in sections under the influence of the process, the insulating tooth-shaped tables do not have the flow guiding effect, and red copper conducting rods are arranged on the tooth-shaped tables. In order to ensure that the cathode plate and the anode plate are in good contact with the current-conducting plate in actual production, the red copper current-conducting rod and the electrode plate current-conducting head need to be washed by water, copper-containing impurities (copper scraps, copper sulfate and the like) are directly flushed into an electrolytic cell, so that the copper content of electrolyte is increased, the copper burning plate of a long-time system and the copper content of cathode zinc continuously exceed the standard, and the daily production of a workshop and the grade rate of cathode zinc are seriously influenced.
Electrolyte flows to the side face of the electrolytic cell along with the lapping gap of the tooth-shaped table in the processes of discharging, loading and vacuum cutting, and a conductive path is formed from the upper edge of the electrolytic cell to a crystal block formed on the ground, so that electric leakage and electric energy loss of the electrolytic cell are caused. In actual production, leakage of the electrolytic cell can cause the cell voltage to rise as a whole.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a structure that prevents harmful metal ion entering electrolysis trough in the metal hydrometallurgy electrolysis, improved the electrowinning product grade rate, avoid the current conducting plate to wash the harmful metal ion entering electrolysis trough of in-process, and then improve the electrowinning product grade rate. Thereby solving the problems set forth in the background art described above.
The utility model adopts the technical scheme as follows:
prevent structure that harmful metal ion got into electrolysis trough in metal hydrometallurgy electrolysis, including guiding gutter 1, current conducting plate 2, insulating profile of tooth platform 3, guiding gutter 1 sets up the top of two adjacent electrolysis troughs 4, insulating profile of tooth platform 3 sets up in guiding gutter 1, current conducting plate 2 sets up the central authorities at guiding gutter 1.
The width of the diversion trench 1 is larger than the sum of the widths of the two electrolytic cells 4.
The insulating tooth-shaped table 3 comprises a bottom plate and a plurality of bosses which are arranged on two sides of the bottom plate at equal intervals, and the conductive plate 2 is arranged between the bosses on the two sides.
The height of the diversion trench 1 is 40mm, and the width of the diversion trench is 300 mm.
The diversion trench 1 is made of glass fiber reinforced plastic.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
the utility model discloses in process of production, the process that current conducting plate and polar plate conducting head washed, copper-containing impurity flows into positive and negative zero ground along with the liquid guide groove, rather than getting into the electrolysis trough to thoroughly stop copper-containing impurity and got into electrolyte in the electrolysis process production, thereby reduced negative pole zinc copper-containing and system copper and burnt board phenomenon, reduced the production technology accident, improved negative pole zinc grade rate (copper-containing qualification rate is 100%). And basically eradicates the leakage and electric energy loss of the electrolytic cell caused by that the electrolyte flows to the side surface of the electrolytic cell along with the lap joint gap of the toothed table in the processes of discharging, loading and vacuum cutting operation and a conductive path is formed from the upper edge of the electrolytic cell to a crystal block formed on the ground.
The utility model discloses all can utilize in the hydrometallurgy electrolysis process, harm impurity gets into the electrolysis trough when not only reducing the conducting head effectively and washing to reduce system impurity content, improve the grade rate of appearing the product, reduced moreover because of going out the grooving and vacuum undercutting operation in-process electrolyte along with profile of tooth platform overlap joint gap flows to the electrolysis trough side, along forming electrically conductive route and the electrolysis trough electric leakage that leads to the crystal block that ground formed on the edge above the electrolysis trough, electric energy loss.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a voltage fluctuation comparison diagram of the east and west electrolysis baths before and after the diversion trench is additionally arranged in the production process of the utility model;
shown in the figure: a diversion trench 1; a conductive plate 2; an insulating tooth table 3; an electrolytic bath 4.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of the inventive arrangements, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
Referring to fig. 1, the present embodiment provides a structure for preventing harmful metal ions from entering an electrolytic cell in metal hydrometallurgy electrolysis, including a guiding gutter 1, a conductive plate 2, and an insulating toothed table 3, where the guiding gutter 1 is disposed above two adjacent electrolytic cells 4, the insulating toothed table 3 is disposed in the guiding gutter 1, and the conductive plate 2 is disposed in the center of the guiding gutter 1.
The width of the diversion trench 1 is larger than the sum of the widths of the two electrolytic cells 4.
The insulating tooth-shaped table 3 comprises a bottom plate and a plurality of bosses which are arranged on two sides of the bottom plate at equal intervals, and the conductive plate 2 is arranged between the bosses on the two sides.
The height of the diversion trench 1 is 40mm, and the width of the diversion trench is 300 mm. The diversion trench 1 is made of glass fiber reinforced plastic.
The utility model discloses in process of production, the process that conducting rod and polar plate conducting head washed, copper-containing impurity flows into positive and negative zero ground along with the cistern, rather than getting into the electrolysis trough. Thoroughly prevents copper-containing impurities from entering the electrolyte in the production of the electrolysis procedure, thereby reducing the phenomena of cathode zinc copper and system copper plate burning, reducing production process accidents and improving the cathode zinc grade rate (the copper-containing qualified rate is 100%).
The related production data of a new system of a certain factory from 1 month to 15 months 6 to 10 months in 2020 is as follows:
| cathode zinc yield | Copper standard cathode zinc (t) | Percent of pass containing copper (%) | Copper content of reject (%) |
| 13340.25 | 0 | 100 | 0.007 |
The utility model discloses basically stopped because of going out the grooving and flowing to the electrolysis trough side along with the profile of tooth platform overlap joint gap of electrolyte in the vacuum undercutting operation process, the crystallizer block formation electrically conductive path that forms from the edge on the electrolysis trough and lead to electrolysis trough electric leakage, electric energy loss.
The utility model discloses install around the guiding gutter additional in process of production new system east, the west operation district groove voltage variation situation as shown in figure 2.
The utility model discloses all can utilize in the hydrometallurgy electrolysis process, harm impurity gets into the electrolysis trough when not only reducing the conducting head effectively and washing to reduce system impurity content, improve the grade rate of appearing the product, reduced moreover because of going out the grooving and vacuum undercutting operation in-process electrolyte along with profile of tooth platform overlap joint gap flows to the electrolysis trough side, along forming electrically conductive route and the electrolysis trough electric leakage that leads to the crystal block that ground formed on the edge above the electrolysis trough, electric energy loss.
Claims (5)
1. Prevent structure that harmful metal ion got into electrolysis trough in metal hydrometallurgy electrolysis, its characterized in that, including guiding gutter (1), current conducting plate (2), insulating profile of tooth platform (3), guiding gutter (1) sets up the top of two adjacent electrolysis troughs (4), insulating profile of tooth platform (3) set up in guiding gutter (1), current conducting plate (2) set up the central authorities in guiding gutter (1).
2. The structure for preventing harmful metal ions from entering an electrolytic bath in hydrometallurgical electrolysis of metals according to claim 1, wherein: the width of the diversion trench (1) is larger than the sum of the widths of the two electrolytic baths (4).
3. The structure for preventing the entry of harmful metal ions into an electrolytic bath in metal hydrometallurgical electrolysis according to claim 1, wherein: the insulating tooth-shaped table (3) comprises a bottom plate and a plurality of bosses which are arranged on two sides of the bottom plate at equal intervals, and the conductive plate (2) is arranged between the bosses on two sides.
4. The structure for preventing harmful metal ions from entering an electrolytic bath in hydrometallurgical electrolysis of metals according to claim 1, wherein: the height of the diversion trench (1) is 40mm, and the width of the diversion trench is 300 mm.
5. The structure for preventing harmful metal ions from entering an electrolytic bath in hydrometallurgical electrolysis of metals according to claim 1, wherein: the flow guide groove (1) is made of glass fiber reinforced plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220912260.6U CN217517043U (en) | 2022-04-20 | 2022-04-20 | Structure for preventing harmful metal ions from entering electrolytic bath in metal hydrometallurgy electrolysis |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220912260.6U CN217517043U (en) | 2022-04-20 | 2022-04-20 | Structure for preventing harmful metal ions from entering electrolytic bath in metal hydrometallurgy electrolysis |
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| Publication Number | Publication Date |
|---|---|
| CN217517043U true CN217517043U (en) | 2022-09-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220912260.6U Active CN217517043U (en) | 2022-04-20 | 2022-04-20 | Structure for preventing harmful metal ions from entering electrolytic bath in metal hydrometallurgy electrolysis |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217517043U (en) |
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2022
- 2022-04-20 CN CN202220912260.6U patent/CN217517043U/en active Active
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