CN105543904A - Cathode plate for electrolysis, forming method of cathode plate and electrolytic cell - Google Patents
Cathode plate for electrolysis, forming method of cathode plate and electrolytic cell Download PDFInfo
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- CN105543904A CN105543904A CN201610095564.7A CN201610095564A CN105543904A CN 105543904 A CN105543904 A CN 105543904A CN 201610095564 A CN201610095564 A CN 201610095564A CN 105543904 A CN105543904 A CN 105543904A
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- plate
- plate body
- cathode
- liquid interface
- insulated enclosure
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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
-
- 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
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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)
Abstract
The invention discloses a cathode plate for electrolysis, a forming method of the cathode plate and an electrolytic cell. The cathode plate comprises a plate body and a conductive beam connected to the top of the plate body, and a circle of insulating sealed protective layer integrated with the plate body in a fusion casting mode is arranged on the liquid interface of the plate body. The forming method of the cathode plate includes the steps of S1, manufacturing; S2, fusion casting; S3, forming. The electrolytic cell comprises a cell body, electrolyte, anode plates and the cathode plates used for electrolysis, the electrolyte is contained in the cell body, the anode plates and the cathode plates are hung on the cell body in a rectangular array mode and soaked in the electrolyte, the cathode plates in the same column and the anode plates in the same column are arranged at intervals, the cathode plates in the same row and the anode plates in the same row are connected in an arched mode, and after the plate bodies of the cathode plates are soaked in the electrolyte, the insulating sealed protective layers of the cathode plates make contact with the liquid face of the electrolyte. The advantages of being simple in structure, easy to operate, good in corrosion resistance, long in service life, capable of saving energy, environmentally friendly, and capable of improving electrolysis efficiency and forming efficiency are achieved.
Description
Technical field
The present invention relates generally to hydrometallurgical technology, particularly relates to a kind of cathode for electrolyzing plate, the forming method of negative plate and electrolyzer.
Background technology
Hydrometallurgy production high purity non-ferrous metal mainly adopts the method for electrolysis or electrodeposition.Negative plate is as an integral part in operation, and it introduces negative charge by electrode, and metal ion reduces deposition on negative plate, then by the metal-stripping that the equipment of delaminating will negative plate deposit, obtains highly purified metal.
Because negative plate needs long period of soaking in the electrolytic solution, therefore the raising in negative plate erosion resistance and work-ing life is the long-term proposition of those skilled in the art.Actually use and facts have proved, the liquid interface (electrolytic solution and external environment intersection) of negative plate is the most corrosion-prone place, the problem why existing negative plate ubiquity work-ing life is short is mostly make it lose use properties because corrosion occurs in the liquid interface of negative plate; In addition, the sheet material top of negative plate adopts with Conductive beam welds, and in welding process, often there is a kind of welding destruction or welding damage, this welding destruction or welding damage are very near the liquid interface of negative plate, and this reduce further the corrosion resistance nature of the liquid interface of negative plate undoubtedly.
In prior art, also there is not a kind of negative plate that can carry out self-shield to liquid interface, therefore to improve the erosion resistance at negative plate liquid interface and work-ing life be this area technical problem urgently to be resolved hurrily.
Summary of the invention
The technical problem to be solved in the present invention overcomes the deficiencies in the prior art, provides a kind of simple for structure, corrosion resistance and good, long service life, energy-conserving and environment-protective, can improve the cathode for electrolyzing plate of electrolytic efficiency and shaping efficiency, the forming method of negative plate and electrolyzer.
For solving the problems of the technologies described above, the present invention by the following technical solutions:
A kind of cathode for electrolyzing plate, comprises plate body and is connected to the Conductive beam at plate body top, and the liquid interface of described plate body is provided with the insulated enclosure protective layer that a circle and plate body founding are integrated.
Further improvement as technique scheme:
Described plate body offers multiple liquid interface maintenance through hole arranged in entanglement along its liquid interface, on the liquid interface that described insulated enclosure protective layer is coated on plate body and the inner side of insulated enclosure protective layer is fused in the maintenance through hole of each liquid interface.
Described plate body is provided with the insulated enclosure edge strip be integrated with the founding of plate body dual-side.
Described insulated enclosure edge strip and described insulated enclosure protective layer one fusion cast process.
Described plate body offers multiple avris maintenance through hole along its avris, and each avris maintenance through hole is linearly arranged.
Described liquid interface maintenance through hole and avris maintenance through hole are provided with threaded hole.
Offer slot bottom described Conductive beam, described plate body top to insert in described slot and with slot shrink-fit, described Conductive beam and plate body are welded to connect.
A forming method for negative plate, comprises the following steps:
S1: make: make plate body and Conductive beam;
S2: founding: enclose insulated enclosure protective layer in the liquid interface founding one of plate body by injection moulding machine;
S3: shaping: the plate body of tape insulation sealing protection layer and Conductive beam are connected to form negative plate.
Further improvement as aforesaid method technical scheme:
In step sl, multiple liquid interface maintenance through hole arranged in entanglement is offered at the liquid interface along plate body, and the avris along plate body offers multiple avris maintenance through hole, bottom Conductive beam, offer slot; In step s 2, by injection moulding machine at the insulated enclosure protective layer of the liquid interface of plate body and dual-side founding integral structure and insulated enclosure edge strip; In step s3, plate body top to be inserted in slot and with slot shrink-fit, then Conductive beam and plate body to be welded to connect.
A kind of electrolyzer, comprise cell body, electrolytic solution, positive plate and cathode for electrolyzing plate described above, described electrolytic solution is loaded in described cell body, described positive plate and the rectangular array of negative plate to be hung on cell body and to immerse in electrolytic solution, the negative plate of same row and positive plate interval are arranged, mutually encircle with the negative plate of a line and positive plate and connect, after the plate body of described negative plate immerses electrolytic solution, its insulated enclosure protective layer contacts with the liquid level of electrolytic solution.
Compared with prior art, the invention has the advantages that:
Cathode for electrolyzing plate of the present invention, insulated enclosure protective layer is coated on the liquid interface of plate body by injection moulding machine once shaped, it is simple for structure, the most perishable place (liquid interface) of insulated enclosure protective layer energy anticathode plate well insulate, seals and protects, and, this insulated enclosure protective layer can make up the welding destruction or welding damage of bringing at welding process feeding interface, substantially increase the corrosion resistance nature at negative plate liquid interface, extend the work-ing life of negative plate, thus improve electrolytic efficiency, use also energy-conserving and environment-protective more.The forming method of negative plate of the present invention, does not need the later stage to assemble insulated enclosure protective layer, by the liquid interface once shaped of injection moulding machine at plate body, substantially increases shaping efficiency; Possesses the corresponding technique effect of above-mentioned negative plate simultaneously.Electrolyzer of the present invention, owing to being equipped with above-mentioned negative plate, therefore possesses the corresponding technique effect of above-mentioned negative plate.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of Conductive beam in cathode for electrolyzing plate of the present invention.
Fig. 2 be in cathode for electrolyzing plate of the present invention Conductive beam look up structural representation.
Fig. 3 is the perspective view of Conductive beam in cathode for electrolyzing plate of the present invention.
Fig. 4 is the perspective view (band sealing protection layer and insulated enclosure edge strip) of plate body in cathode for electrolyzing plate of the present invention.
Fig. 5 is the perspective view of plate body in cathode for electrolyzing plate of the present invention.
Fig. 6 is the perspective view of cathode for electrolyzing plate of the present invention.
Fig. 7 is the schema of the forming method of negative plate of the present invention.
Fig. 8 is the structural representation of electrolyzer of the present invention.
In figure, each label represents:
1, plate body; 11, liquid interface maintenance through hole; 12, avris maintenance through hole; 2, Conductive beam; 21, slot; 3, insulated enclosure protective layer; 4, insulated enclosure edge strip; 5, cell body; 6, electrolytic solution; 7, positive plate.
Embodiment
Below with reference to Figure of description and specific embodiment, the present invention is described in further details.
Fig. 1 to Fig. 6 shows a kind of embodiment of cathode for electrolyzing plate of the present invention, and this negative plate comprises plate body 1 and is connected to the Conductive beam 2 at plate body 1 top, and the liquid interface of plate body 1 is provided with the insulated enclosure protective layer 3 that a circle and plate body 1 founding are integrated.Insulated enclosure protective layer 3 of the present invention is coated on the liquid interface of plate body 1 by injection moulding machine once shaped, it is simple for structure, the most perishable place (liquid interface) of insulated enclosure protective layer 3 energy anticathode plate well insulate, seals and protects, and, this insulated enclosure protective layer 3 can make up the welding destruction or welding damage of bringing at welding process feeding interface, substantially increase the corrosion resistance nature at negative plate liquid interface, extend the work-ing life of negative plate, thus improve electrolytic efficiency, use also energy-conserving and environment-protective more.
In the present embodiment, plate body 1 offers multiple liquid interface maintenance through hole 11 arranged in entanglement along its liquid interface, and on the liquid interface that insulated enclosure protective layer 3 is coated on the plate body 1 and inner side of insulated enclosure protective layer 3 is fused in each liquid interface maintenance through hole 11.When founding insulated enclosure protective layer 3, insulating material founding can form cylinder connection both sides insulated enclosure protective layer 3 simultaneously in each liquid interface maintenance through hole 11, substantially increases strength of joint, can prevent insulated enclosure protective layer 3 from coming off; And liquid interface maintenance through hole 11 is arranged in entanglement, make connection more reliable and stable.
In the present embodiment, plate body 1 is provided with the insulated enclosure edge strip 4 be integrated with the founding of plate body 1 dual-side.This insulated enclosure edge strip 4 can insulate to the dual-side of plate body 1, seal and protect very much, and can further improve the corrosion resistance nature of negative plate dual-side, extends the work-ing life of negative plate further.
In the present embodiment, insulated enclosure edge strip 4 and insulated enclosure protective layer 3 one fusion cast process.Such setting, can make insulated enclosure edge strip 4 and insulated enclosure protective layer 3 be structure as a whole by means of only a procedure once shaped, ensure that the intensity of whole insulated enclosure safeguard structure, can prevent insulated enclosure edge strip 4 from coming off; And, do not need to assemble insulated enclosure edge strip 4 separately, improve shaping efficiency.
In the present embodiment, plate body 1 offers multiple avris maintenance through hole 12 along its avris, and each avris maintenance through hole 12 is linearly arranged.This maintenance through hole 12 can make insulated enclosure edge strip 4 form cylinder connection equally, improves strength of joint, and linearly arranges the consumptive material can saving insulating material on the one hand, on the other hand, can ensure the reaction area of plate body 1.
In the present embodiment, liquid interface maintenance through hole 11 and avris maintenance through hole 12 are provided with threaded hole.The setting of this threaded hole, can eliminate the gap in insulating material and hole, ensures sealing effectiveness.
In the present embodiment, bottom Conductive beam 2, offer slot 21, plate body 1 top to insert in slot 21 and with slot 21 shrink-fit, Conductive beam 2 and plate body 1 are welded to connect.By the shrink-fit of plate body 1 top and slot 21, relatively can reduce Conductive beam 2 and reach same strength of joint with plate body 1 weld, which reduces the welding destruction or welding damage of bringing at welding process feeding interface, thus ensure that the corrosion resistance nature at plate body 1 liquid interface.
Fig. 1 to Fig. 7 shows the embodiment of the forming method of negative plate of the present invention, comprises the following steps:
S1: make: make plate body 1 and Conductive beam 2;
S2: founding: enclose insulated enclosure protective layer 3 in the liquid interface founding one of plate body 1 by injection moulding machine;
S3: shaping: plate body 1 and the Conductive beam 2 of tape insulation sealing protection layer 3 are connected to form negative plate.
Adopt this forming method, do not need the later stage to assemble insulated enclosure protective layer 3, by the liquid interface once shaped of injection moulding machine at plate body 1, substantially increase shaping efficiency; The shaping negative plate of the method can improve the corrosion resistance nature at negative plate liquid interface, extends the work-ing life of negative plate, thus turn improves electrolytic efficiency, uses also energy-conserving and environment-protective more.
In the present embodiment, in step sl, multiple liquid interface maintenance through hole 11 arranged in entanglement is offered at the liquid interface along plate body 1, and the avris along plate body 1 offers multiple avris maintenance through hole 12, offers slot 21 bottom Conductive beam 2; In step s 2, by injection moulding machine at the insulated enclosure protective layer 3 of the liquid interface of plate body 1 and dual-side founding integral structure and insulated enclosure edge strip 4; In step s3, plate body 1 top to be inserted in slot 21 and with slot 21 shrink-fit, then Conductive beam 2 and plate body 1 to be welded to connect.In this step, do not need to assemble insulated enclosure edge strip 4 separately, improve shaping efficiency, also relatively can reduce Conductive beam 2 and reach same strength of joint with plate body 1 weld, which reduces the welding destruction or welding damage of bringing at welding process feeding interface, thus ensure that the corrosion resistance nature at plate body 1 liquid interface.
As shown in Figure 8, the embodiment of electrolyzer of the present invention, comprise cell body 5, electrolytic solution 6, positive plate 7 and cathode for electrolyzing plate described above, electrolytic solution 6 is loaded in cell body 5, positive plate 7 and the rectangular array of negative plate to be hung on cell body 5 and to immerse in electrolytic solution 6, the negative plate of same row and positive plate 7 interval are arranged, with the negative plate of a line and positive plate 7 mutually arch connect, after the plate body 1 of negative plate immerses electrolytic solution 6, its insulated enclosure protective layer 3 contacts with the liquid level of electrolytic solution 6.This insulated enclosure protective layer 3 contacts with the liquid level of electrolytic solution 6, the most perishable place (liquid interface) of energy anticathode plate well insulate, seals and protects, and, this insulated enclosure protective layer 3 can make up the welding destruction or welding damage of bringing at welding process feeding interface, substantially increase the corrosion resistance nature at negative plate liquid interface, extend the work-ing life of negative plate, thus improve electrolytic efficiency, use also energy-conserving and environment-protective more.
Although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention.Any those of ordinary skill in the art, when not departing from technical solution of the present invention scope, can utilize the technology contents of above-mentioned announcement to make many possible variations and modification to technical solution of the present invention, or being revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solution of the present invention, according to the technology of the present invention essence to any simple modification made for any of the above embodiments, equivalent variations and modification, all should drop in the scope of technical solution of the present invention protection.
Claims (10)
1. a cathode for electrolyzing plate, comprises plate body (1) and is connected to the Conductive beam (2) at plate body (1) top, it is characterized in that: the liquid interface of described plate body (1) is provided with the insulated enclosure protective layer (3) that a circle and plate body (1) founding are integrated.
2. cathode for electrolyzing plate according to claim 1, it is characterized in that: described plate body (1) offers multiple liquid interface maintenance through hole (11) arranged in entanglement along its liquid interface, on the liquid interface that described insulated enclosure protective layer (3) is coated on plate body (1) and the inner side of insulated enclosure protective layer (3) is fused in each liquid interface maintenance through hole (11).
3. cathode for electrolyzing plate according to claim 2, is characterized in that: described plate body (1) is provided with the insulated enclosure edge strip (4) be integrated with plate body (1) dual-side founding.
4. cathode for electrolyzing plate according to claim 3, is characterized in that: described insulated enclosure edge strip (4) and described insulated enclosure protective layer (3) one fusion cast process.
5. cathode for electrolyzing plate according to claim 4, is characterized in that: described plate body (1) offers multiple avris maintenance through hole (12) along its avris, and each avris maintenance through hole (12) is linearly arranged.
6. cathode for electrolyzing plate according to claim 5, is characterized in that: described liquid interface maintenance through hole (11) and avris maintenance through hole (12) are provided with threaded hole.
7. cathode for electrolyzing plate according to any one of claim 1 to 6, it is characterized in that: described Conductive beam (2) bottom offers slot (21), described plate body (1) top to insert in described slot (21) and with slot (21) shrink-fit, described Conductive beam (2) and plate body (1) are welded to connect.
8. a forming method for negative plate, is characterized in that, comprises the following steps:
S1: make: make plate body (1) and Conductive beam (2);
S2: founding: enclose insulated enclosure protective layer (3) in the liquid interface founding one of plate body (1) by injection moulding machine;
S3: shaping: the plate body (1) of tape insulation sealing protection layer (3) and Conductive beam (2) are connected to form negative plate.
9. the forming method of negative plate according to claim 8, it is characterized in that: in step sl, multiple liquid interface maintenance through hole (11) arranged in entanglement is offered at liquid interface along plate body (1), avris along plate body (1) offers multiple avris maintenance through hole (12), offers slot (21) in Conductive beam (2) bottom; In step s 2, by injection moulding machine at the insulated enclosure protective layer (3) of the liquid interface of plate body (1) and dual-side founding integral structure and insulated enclosure edge strip (4); In step s3, plate body (1) top to be inserted in slot (21) and with slot (21) shrink-fit, then Conductive beam (2) and plate body (1) to be welded to connect.
10. an electrolyzer, it is characterized in that: comprise cell body (5), electrolytic solution (6), positive plate (7) and the cathode for electrolyzing plate according to any one of claim 1 to 7, described electrolytic solution (6) is loaded in described cell body (5), described positive plate (7) and the rectangular array of negative plate are hung on cell body (5) and go up and immerse in electrolytic solution (6), the negative plate of same row and positive plate (7) interval are arranged, with the negative plate of a line and positive plate (7) mutually arch connect, the plate body (1) of described negative plate immerse electrolytic solution (6) afterwards its insulated enclosure protective layer (3) contact with the liquid level of electrolytic solution (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610095564.7A CN105543904A (en) | 2016-02-22 | 2016-02-22 | Cathode plate for electrolysis, forming method of cathode plate and electrolytic cell |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610095564.7A CN105543904A (en) | 2016-02-22 | 2016-02-22 | Cathode plate for electrolysis, forming method of cathode plate and electrolytic cell |
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| CN105543904A true CN105543904A (en) | 2016-05-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610095564.7A Pending CN105543904A (en) | 2016-02-22 | 2016-02-22 | Cathode plate for electrolysis, forming method of cathode plate and electrolytic cell |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106119901A (en) * | 2016-08-30 | 2016-11-16 | 南丹县南方有色金属有限责任公司 | A kind of aluminum minus plate of zinc electrolysis |
| CN107620118A (en) * | 2017-11-10 | 2018-01-23 | 中国电器科学研究院有限公司 | A kind of special-shaped cathode for electrolytic deplating process recovery rare precious metal |
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| CN202730273U (en) * | 2012-08-29 | 2013-02-13 | 张家港市江城冶化科技有限公司 | Stainless steel cathode plate |
| CN202730275U (en) * | 2012-08-29 | 2013-02-13 | 张家港市江城冶化科技有限公司 | Stainless steel cathode plate conducting rod component |
| CN203229579U (en) * | 2013-03-26 | 2013-10-09 | 宝鸡市永联稀有金属有限责任公司 | Novel stainless steel cathode starting sheet |
| CN103668341A (en) * | 2013-11-22 | 2014-03-26 | 云南和美佳科贸有限公司 | Negative plate with insulating sealed edge |
| CN203999859U (en) * | 2014-07-30 | 2014-12-10 | 株洲优瑞科有色装备有限公司 | A kind of new type stainless steel. corrosion resistance cathode collector bar |
| CN204401119U (en) * | 2014-12-31 | 2015-06-17 | 重庆有研重冶新材料有限公司 | A kind of electrolytic copper powder negative plate |
| CN205443476U (en) * | 2016-02-22 | 2016-08-10 | 湖南亚宏新材料科技有限公司 | Negative plate and electrolysis trough for electrolysis |
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- 2016-02-22 CN CN201610095564.7A patent/CN105543904A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202730273U (en) * | 2012-08-29 | 2013-02-13 | 张家港市江城冶化科技有限公司 | Stainless steel cathode plate |
| CN202730275U (en) * | 2012-08-29 | 2013-02-13 | 张家港市江城冶化科技有限公司 | Stainless steel cathode plate conducting rod component |
| CN203229579U (en) * | 2013-03-26 | 2013-10-09 | 宝鸡市永联稀有金属有限责任公司 | Novel stainless steel cathode starting sheet |
| CN103668341A (en) * | 2013-11-22 | 2014-03-26 | 云南和美佳科贸有限公司 | Negative plate with insulating sealed edge |
| CN203999859U (en) * | 2014-07-30 | 2014-12-10 | 株洲优瑞科有色装备有限公司 | A kind of new type stainless steel. corrosion resistance cathode collector bar |
| CN204401119U (en) * | 2014-12-31 | 2015-06-17 | 重庆有研重冶新材料有限公司 | A kind of electrolytic copper powder negative plate |
| CN205443476U (en) * | 2016-02-22 | 2016-08-10 | 湖南亚宏新材料科技有限公司 | Negative plate and electrolysis trough for electrolysis |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106119901A (en) * | 2016-08-30 | 2016-11-16 | 南丹县南方有色金属有限责任公司 | A kind of aluminum minus plate of zinc electrolysis |
| CN107620118A (en) * | 2017-11-10 | 2018-01-23 | 中国电器科学研究院有限公司 | A kind of special-shaped cathode for electrolytic deplating process recovery rare precious metal |
| CN107620118B (en) * | 2017-11-10 | 2024-05-28 | 中国电器科学研究院股份有限公司 | Special-shaped cathode for electrolytic stripping and recycling rare noble metals |
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Application publication date: 20160504 |