CN102296326A - Magnetic shielding aluminum electrolytic cell - Google Patents
Magnetic shielding aluminum electrolytic cell Download PDFInfo
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- CN102296326A CN102296326A CN2011101508031A CN201110150803A CN102296326A CN 102296326 A CN102296326 A CN 102296326A CN 2011101508031 A CN2011101508031 A CN 2011101508031A CN 201110150803 A CN201110150803 A CN 201110150803A CN 102296326 A CN102296326 A CN 102296326A
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- cover plate
- bus bar
- riser bus
- aluminium cell
- electrolytic cell
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Abstract
The invention discloses a magnetic shielding aluminum electrolytic cell, which comprises an aluminum electrolytic cell, an anode carbon block is provided on the aluminum electrolytic cell, an anode guide rod is provided on the anode carbon block, an anode bus is provided on the anode guide rod, the anode bus is connected with a column bus, wherein, a cover plate of a shielding groove is provided between a groove shell of the aluminum electrolytic cell and an upper structure of the aluminum electrolytic cell, a cover plate of the column bus is provided outside the column bus. According to the invention, an enclosed magnetic shielding circuit is formed by connecting the upper structure and the aluminum electrolytic cell by using a ferromagnetic material between the upper structure and the groove shell of the aluminum electrolytic cell, simultaneously, the cover plate of the column bus is provided outside the column bus which has a simple structure and small occupation space without influencing a original structure of the aluminum electrolytic cell, the operation of the aluminum electrolytic cell is stable and the shielding effect is good.
Description
Technical field
The present invention relates to a kind of aluminium cell, belong to the non-ferrous metal metallurgy industry, be specifically related to a kind of aluminium cell of magnetic shielding.
Background technology
The mode that large-scale aluminum electrolytic cell all adopts big face multiple spot to advance electricity is given electrolyzer with electricity, because the electric current by electrolyzer is powerful, reach hundreds thousand of amperes, can produce powerful magnetic field in the power supply buses, this magnetic field is to producing electromagnetic force as the negative electrode and the aluminium liquid of leading super-high-current in the electrolyzer, make aluminium liquid layer fluctuation of service, thereby increase the power consumption of electrolytic aluminum, reduce current efficiency.At present,, adopted complicated magnetic compensation measure for reducing the influence of magnetic field that bus produces to aluminium liquid, the electrolyzer bus large usage quantity, a platform trough reaches nearly hundred tons, and effect is not really desirable.The bus of electrolyzer divides riser bus bar, bath circumference bus and positive bar, bath circumference bus is in pot shell (the airtight steel plate that the end is arranged) all around all around, pot shell has shielding effect to it, positive bar is in superstructure (mainly being made up of steel) top, steel have certain shielding effect to it, and the main channel of riser bus bar to be electrolyzer advance electricity, current concentration, and it is on the limit of electrolyzer machined surface, and industry has generally acknowledged that it produces maximum root for electrolyzer magnetic field.Though by complicated compensation, its detrimentally affect is still comparatively obvious, feasible solution is not also arranged at present.
Summary of the invention
By Given this, the aluminium cell that the purpose of this invention is to provide a kind of magnetic shielding, the deficiencies in the prior art have been overcome, between the pot shell and superstructure of aluminium cell, connect aluminum cell casing and superstructure with ferromagnetic substance, form enclosed magnetic loop, aluminium cell inside is in this space by the ferromagnetic substance encirclement, simultaneously at riser bus bar outer setting riser bus bar cover plate, simple in structure, it is little to take up room, and does not influence the aluminium cell original structure, aluminium cell is stable, and shield effectiveness is good.
To achieve these goals, the present invention is by the following technical solutions:
A kind of aluminium cell of magnetic shielding, comprise aluminium cell, on described aluminium cell, anode carbon block is set, anode carbon block is provided with anode rod, anode rod is provided with positive bar, and positive bar connects riser bus bar, wherein, between described aluminum cell casing and aluminium cell superstructure, the shielding trench cover plate is set, at described riser bus bar outer setting riser bus bar cover plate.
Further, described shielding trench cover plate is made by ferromagnetic substance, is combined to form an integral body by polylith, and every all can freely be moved, and described shielding trench cover plate is airtight or grid-like.
Further, described riser bus bar cover plate is made by ferromagnetic substance, comprises riser bus bar top cover plate and riser bus bar bottom cover plate, and riser bus bar top cover plate one end is arranged on the column, and the other end is connected with riser bus bar bottom cover plate.
Further, described riser bus bar cover plate is airtight or grid-like.
Further, the short-circuit block cover plate is set outside the short-circuit block of aluminium cell.
Beneficial effect of the present invention is:
1, simple in structure, it is little to take up room, and does not influence the aluminium cell original structure;
2, magnetic shielding is located at the key position that magnetic field produces, and shield effectiveness is good;
3, adopt the present invention after, can simplify is the bus-bar system of the complexity that is provided with of steady magnetic field originally, saves a large amount of aluminiums, the reduction facility investment;
4, after the employing magnetic shielding of the present invention, electrolyzer is stable, and production efficiency improves, and energy-saving effect is remarkable.
Other advantages of the present invention, target and feature are set forth in the following description, and to a certain extent, based on being conspicuous to those skilled in the art to investigating hereinafter, perhaps can obtain instruction from the practice of the present invention.Target of the present invention and other advantages can realize and obtain by specifically noted structure in following specification sheets or the accompanying drawing.
Description of drawings
Fig. 1 is the synoptic diagram of riser bus bar shielding of the present invention;
Fig. 2 is a cell cover plate shielding synoptic diagram between pot shell of the present invention and the aluminium cell superstructure.
Embodiment
Referring to Fig. 1, Fig. 2, aluminium cell 8 is provided with anode carbon block 7, and anode carbon block 7 is provided with anode rod 2, and positive bar 1 is installed on the anode rod 2, and positive bar 1 connects riser bus bar 4.Between aluminium cell 8 pot shells and superstructure, shielding trench cover plate 9 is set, shielding trench cover plate 9 connects aluminium cell 8 pot shells and superstructure, form the magnetic shielding loop of sealing, aluminium cell 8 inside are in the space that is surrounded by ferromagnetic substance, and ferromagnetic substance can be steel plate or other magnetically permeable material.Shielding trench cover plate 9 is mainly made by ferromagnetic substance, is combined to form an integral body by polylith, and every all can freely be moved, and can be airtight, also can be grid-like, and the polylith ferromagnetic substance can move, and needs with the normal running that realizes aluminium cell 8.
At the riser bus bar 4 peripheral riser bus bar cover plates of installing, the riser bus bar cover plate is by steel plate or splicing of other ferromagnetic substance or global formation, its upper end can be moved with the lifting of column with the column corresponding position that is flexible coupling, riser bus bar 4 peripheries are surrounded, riser bus bar 4 is in the enclosed space that is made of ferromagnetic substance, with the magnetic field of shielding riser bus bar 4 electric currents generation.The riser bus bar cover plate is divided into riser bus bar top cover plate 3 and riser bus bar bottom cover plate, riser bus bar top cover plate 3 one ends are arranged on the column, the other end is connected with riser bus bar bottom cover plate, short-circuit block 5 peripheries are provided with short-circuit block cover plate 6, short-circuit block cover plate 6 is connected with riser bus bar bottom cover plate, and short-circuit block cover plate 6 is made up of steel plate or other magnetically permeable material.
Riser bus bar cover plate and short-circuit block cover plate 6 are combined to form an integral body by the polylith ferromagnetic substance, and every all can freely be moved, and can be airtight, also can be grid-like, and the polylith ferromagnetic substance can move, handled easily and maintenance.
Explanation is at last, above embodiment is only unrestricted in order to technical scheme of the present invention to be described, other modifications that those of ordinary skills make technical scheme of the present invention or be equal to replacement, be common variation of the present invention, only otherwise break away from the spirit and scope of technical solution of the present invention, all should be encompassed in the middle of the claim scope of the present invention.
Claims (5)
1. the aluminium cell of a magnetic shielding, comprise aluminium cell, on described aluminium cell, anode carbon block is set, anode carbon block is provided with anode rod, anode rod is provided with positive bar, positive bar connects riser bus bar, it is characterized in that: between described aluminum cell casing and aluminium cell superstructure the shielding trench cover plate is set, at described riser bus bar outer setting riser bus bar cover plate.
2. the aluminium cell of a kind of magnetic shielding according to claim 1, it is characterized in that: described shielding trench cover plate is made by ferromagnetic substance, is combined to form an integral body by polylith, and every all can freely be moved, and described shielding trench cover plate is airtight or grid-like.
3. the aluminium cell of a kind of magnetic shielding according to claim 2, it is characterized in that: described riser bus bar cover plate is made by ferromagnetic substance, comprise riser bus bar top cover plate and riser bus bar bottom cover plate, riser bus bar top cover plate one end is arranged on the column, and the other end is connected with riser bus bar bottom cover plate.
4. the aluminium cell of a kind of magnetic shielding according to claim 3, it is characterized in that: described riser bus bar cover plate is airtight or grid-like.
5. the aluminium cell of a kind of magnetic shielding according to claim 1 is characterized in that: the short-circuit block cover plate is set outside the short-circuit block of aluminium cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110150803.1A CN102296326B (en) | 2011-06-07 | 2011-06-07 | Magnetic shielding aluminum electrolytic cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110150803.1A CN102296326B (en) | 2011-06-07 | 2011-06-07 | Magnetic shielding aluminum electrolytic cell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102296326A true CN102296326A (en) | 2011-12-28 |
| CN102296326B CN102296326B (en) | 2014-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110150803.1A Expired - Fee Related CN102296326B (en) | 2011-06-07 | 2011-06-07 | Magnetic shielding aluminum electrolytic cell |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102234817A (en) * | 2011-08-04 | 2011-11-09 | 中国铝业股份有限公司 | Method for lowering electrolytic cell energy consumption by optimizing aluminium electrolysis magnetic field |
| CN102618886A (en) * | 2012-04-26 | 2012-08-01 | 成都精容电子有限公司 | Magnetically-shielded aluminum electrolytic bath |
| CN103806015A (en) * | 2012-11-06 | 2014-05-21 | 贵阳铝镁设计研究院有限公司 | Charged welding compensation device under aluminium electrolysis cell series total current |
| CN111455409A (en) * | 2020-05-25 | 2020-07-28 | 有研资源环境技术研究院(北京)有限公司 | Coating material of magnetic shielding tank shell for vertical aluminum electrolytic tank and preparation method of magnetic shielding tank shell |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023233190A1 (en) * | 2022-06-03 | 2023-12-07 | Vedanta Limited (Aluminium & Power) | A magnetic shielding assembly for balancing magnetic field in an electrolytic cell assembly |
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| CN101255567A (en) * | 2007-12-17 | 2008-09-03 | 中国铝业股份有限公司 | Method for optimizing aluminium electrolysis slot field |
| CN201158718Y (en) * | 2007-11-30 | 2008-12-03 | 河南中孚实业股份有限公司 | Horizontal electrolytic aluminium electrolytic tank |
| CN201224768Y (en) * | 2008-02-18 | 2009-04-22 | 河南中孚实业股份有限公司 | Middle convergent flow type aluminum cell cathode device |
| CN202139301U (en) * | 2011-06-07 | 2012-02-08 | 河南中孚实业股份有限公司 | Magnetic shielding aluminum electrolytic cell |
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2011
- 2011-06-07 CN CN201110150803.1A patent/CN102296326B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201158718Y (en) * | 2007-11-30 | 2008-12-03 | 河南中孚实业股份有限公司 | Horizontal electrolytic aluminium electrolytic tank |
| CN101255567A (en) * | 2007-12-17 | 2008-09-03 | 中国铝业股份有限公司 | Method for optimizing aluminium electrolysis slot field |
| CN201224768Y (en) * | 2008-02-18 | 2009-04-22 | 河南中孚实业股份有限公司 | Middle convergent flow type aluminum cell cathode device |
| CN202139301U (en) * | 2011-06-07 | 2012-02-08 | 河南中孚实业股份有限公司 | Magnetic shielding aluminum electrolytic cell |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102234817A (en) * | 2011-08-04 | 2011-11-09 | 中国铝业股份有限公司 | Method for lowering electrolytic cell energy consumption by optimizing aluminium electrolysis magnetic field |
| CN102618886A (en) * | 2012-04-26 | 2012-08-01 | 成都精容电子有限公司 | Magnetically-shielded aluminum electrolytic bath |
| CN103806015A (en) * | 2012-11-06 | 2014-05-21 | 贵阳铝镁设计研究院有限公司 | Charged welding compensation device under aluminium electrolysis cell series total current |
| CN103806015B (en) * | 2012-11-06 | 2016-04-13 | 贵阳铝镁设计研究院有限公司 | Electric welding compensation system is with under a kind of potline total current |
| CN111455409A (en) * | 2020-05-25 | 2020-07-28 | 有研资源环境技术研究院(北京)有限公司 | Coating material of magnetic shielding tank shell for vertical aluminum electrolytic tank and preparation method of magnetic shielding tank shell |
| CN111455409B (en) * | 2020-05-25 | 2021-07-30 | 有研资源环境技术研究院(北京)有限公司 | Coating material of magnetic shielding tank shell for vertical aluminum electrolytic tank and preparation method of magnetic shielding tank shell |
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| Publication number | Publication date |
|---|---|
| CN102296326B (en) | 2014-03-12 |
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Granted publication date: 20140312 Termination date: 20200607 |