CN102296326B - Magnetic shielding aluminum electrolytic cell - Google Patents
Magnetic shielding aluminum electrolytic cell Download PDFInfo
- Publication number
- CN102296326B CN102296326B CN201110150803.1A CN201110150803A CN102296326B CN 102296326 B CN102296326 B CN 102296326B CN 201110150803 A CN201110150803 A CN 201110150803A CN 102296326 B CN102296326 B CN 102296326B
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- Prior art keywords
- cover plate
- bus bar
- riser bus
- electrolytic cell
- aluminum electrolytic
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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 non-ferrous metal metallurgy industry, be specifically related to a kind of aluminium cell of magnetic shielding.
Background technology
Large-scale aluminum electrolytic cell all adopts large face multiple spot to enter electric mode to electrolyzer with electricity, because the electric current by electrolyzer is powerful, reach hundreds thousand of amperes, in power supply buses, can produce powerful magnetic field, this magnetic field is to producing electromagnetic force as negative electrode and the aluminium liquid of leading super-high-current in electrolyzer, make aluminium liquid layer fluctuation of service, thereby increase the power consumption of electrolytic aluminum, reduce current efficiency.At present, for reducing the impact on aluminium liquid of magnetic field that bus produces, adopted complicated magnetic compensation measure, electrolyzer bus large usage quantity, a platform trough reaches nearly hundred tons, and effect is not bery 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 has the end of surrounding) surrounding, pot shell has shielding effect to it, positive bar is in superstructure (being mainly comprised of steel) top, steel have certain shielding effect to it, and riser bus bar is electrolyzer, enter electric main channel, current concentration, and on its limit in electrolyzer machined surface, industry has generally acknowledged that it produces maximum root for electrolyzer magnetic field.Although by complicated compensation, its detrimentally affect is still comparatively obvious, also there is not feasible solution at present.
Summary of the invention
By Given this, the aluminium cell that the object 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, with ferromagnetic substance, connect aluminum cell casing and superstructure, form the magnetic loop of sealing, in the space that aluminium cell inside is surrounded by ferromagnetic substance in this, simultaneously at riser bus bar outer setting riser bus bar cover plate, simple in structure, take up room little, do not affect 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, on anode carbon block, be provided with anode rod, on anode rod, be provided with positive bar, positive bar connects riser bus bar, wherein, between described aluminum cell casing and aluminum electrolysis cell upper part structure, 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, by polylith, is combined to form an integral body, 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 cover plate one end, riser bus bar top is arranged on 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 at aluminium cell arranges short-circuit block cover plate outward.
Beneficial effect of the present invention is:
1, simple in structure, take up room little, do not affect aluminium cell original structure;
2, magnetic shielding is located at the key position that magnetic field produces, and shield effectiveness is good;
3, adopt after the present invention, can simplify is the complicated bus-bar system that steady magnetic field arranges originally, saves a large amount of aluminiums, reduces facility investment;
4, adopt after 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 will be apparent to those skilled in the art to investigating below, or can be instructed from the practice of the present invention.Target of the present invention and other advantages can be by below specification sheets or accompanying drawing in specifically noted structure realize and obtain.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of riser bus bar shielding of the present invention;
Fig. 2 is cell cover plate shielding schematic diagram between pot shell of the present invention and aluminum electrolysis cell upper part structure.
Embodiment
Referring to Fig. 1, Fig. 2, on aluminium cell 8, be provided with anode carbon block 7, on anode carbon block 7, be provided with anode rod 2, positive bar 1 is installed on anode rod 2, 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, in the space of aluminium cell 8 inside in being surrounded by ferromagnetic substance, ferromagnetic substance can be steel plate or other magnetically permeable material.Shielding trench cover plate 9 is mainly made by ferromagnetic substance, by polylith, is combined to form an integral body, and every all can freely be moved, and can be airtight, can be also grid-like, and polylith ferromagnetic substance can move, to realize the normal running needs of aluminium cell 8.
At the peripheral riser bus bar cover plate of installing of riser bus bar 4, riser bus bar cover plate is by steel plate or the splicing of other ferromagnetic substance or global formation, its upper end and the column corresponding position that is flexible coupling can be moved with the lifting of column, riser bus bar 4 peripheries are surrounded, make in the enclosed space of riser bus bar 4 in being formed by ferromagnetic substance the magnetic field producing to shield riser bus bar 4 electric currents.Riser bus bar cover plate is divided into riser bus bar top cover plate 3 and riser bus bar bottom cover plate, cover plate 3 one end, riser bus bar top are arranged on column, the other end is connected with riser bus bar bottom cover plate, short-circuit block 5 peripheries arrange 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 comprised 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 polylith ferromagnetic substance, and every all can freely be moved, and can be airtight, can be also grid-like, and polylith ferromagnetic substance can move, handled easily and maintenance.
Finally explanation is, 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 depart from the spirit and scope of technical solution of the present invention, all should be encompassed in the middle of 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, on anode carbon block, be provided with anode rod, on anode rod, be provided with positive bar, positive bar connects riser bus bar, it is characterized in that: between described aluminum cell casing and aluminum electrolysis cell upper part structure, 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, is characterized in that: described shielding trench cover plate is made by ferromagnetic substance, by polylith, is combined to form an integral body, 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, cover plate one end, riser bus bar top is arranged on 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, 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 at aluminium cell arranges short-circuit block cover plate outward.
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 CN102296326A (en) | 2011-12-28 |
| CN102296326B true 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 (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 |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102234817B (en) * | 2011-08-04 | 2013-03-20 | 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 |
| 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 |
| 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 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
Cited By (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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| CN102296326A (en) | 2011-12-28 |
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Granted publication date: 20140312 Termination date: 20200607 |