CN114592217A - Device for reducing aluminum cell alumina feed box dead material level - Google Patents
Device for reducing aluminum cell alumina feed box dead material level Download PDFInfo
- Publication number
- CN114592217A CN114592217A CN202011397764.0A CN202011397764A CN114592217A CN 114592217 A CN114592217 A CN 114592217A CN 202011397764 A CN202011397764 A CN 202011397764A CN 114592217 A CN114592217 A CN 114592217A
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- China
- Prior art keywords
- material level
- cell
- reducing
- dead
- valve
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000000463 material Substances 0.000 title claims abstract description 53
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 title claims abstract description 30
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 25
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 title claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 21
- 230000009467 reduction Effects 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 5
- 239000004411 aluminium Substances 0.000 claims description 2
- 238000005868 electrolysis reaction Methods 0.000 abstract description 16
- 238000007664 blowing Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 7
- 210000001503 joint Anatomy 0.000 abstract description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 21
- 238000007599 discharging Methods 0.000 description 5
- 238000000746 purification Methods 0.000 description 3
- 238000010009 beating Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
- C25C3/06—Electrolytic production, recovery or refining of metals by electrolysis of melts of aluminium
- C25C3/14—Devices for feeding or crust breaking
-
- 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
Abstract
A device for reducing the dead material level of an alumina feed box of an aluminum electrolysis cell comprises a component formed by connecting a plurality of sets of DN15 galvanized pipes and a DN15 tee joint through screw threads, wherein a back-blowing interface is arranged on the DN15 tee joint, one end of the component is connected with a DN15 elbow through the screw threads, the other end of the component is connected with a direct-acting electromagnetic valve, and the direct-acting electromagnetic valve is connected with an air source interface through a DN15 manual valve; compared with the prior art, through with original aluminium oxide workbin blowback butt joint, cause the cell voltage to reach the settlement magnitude of voltage (judge that workbin aluminium oxide is close to the material level of dying promptly) by the cell accuse machine according to electrolysis trough aluminium oxide concentration is low partially, the work of on-line control solenoid valve realizes handling the material level of dying of workbin, has reduced the dead material level of electrolysis trough aluminium oxide workbin, has improved the stability of glassware unloading volume under the electrolysis trough, has reduced the clean system feed and has beaten the material number, reduces electrolysis trough anode effect coefficient, improves electrolysis system material balance.
Description
Technical Field
The invention relates to a device for reducing the aluminum electrolysis cell alumina feed box dead material level, in particular to a device for reducing the aluminum electrolysis cell alumina feed box dead material level.
Background
In the prior art, a blowback device is designed on an aluminum oxide material box and a feeder of an electrolytic cell, but the material box and the feeder are frequently subjected to high-pressure blowing (1300-times and 1500-times crust breaking every day, and the blowback action is 1300-times and 1500-times), the material leakage phenomenon caused by damage to the material box and the feeder is serious, the maintenance is difficult, and the functions are completely removed or closed.
Along with the continuous development of electrolytic aluminum, the aluminum oxide resource is gradually deficient, the aluminum oxide cost is increased, the price is increased, low-grade aluminum oxide occupies the leading position of the Chinese market, the low-grade aluminum oxide is unstable in physical property, the shape of the low-grade aluminum oxide is easy to damage in the conveying process, the fluidity and the activity are greatly reduced, the dead material level of an electrolytic tank box is high, a discharging device cannot be filled in time, the voltage is increased due to the reduction of the aluminum oxide concentration of the electrolytic tank, the anode effect frequently occurs, the technical condition and the smooth operation of the electrolytic tank are damaged, the material unbalance is caused, and the energy consumption is increased.
Therefore, there is a particular need for a device for reducing the dead level of an alumina feed box in an aluminum electrolysis cell to address the above-mentioned existing problems.
Disclosure of Invention
The invention aims to provide a device for reducing the dead material level of an aluminum oxide material box of an aluminum electrolysis cell, which solves the problem that the material box and a feeder are damaged by back blowing aiming at the defects of the prior art, can reduce the problem that the dead material level of the aluminum oxide material box of the aluminum electrolysis cell is high, reduces the feeding and material beating times of a purification system, reduces the anode effect coefficient of the aluminum electrolysis cell and achieves the purpose of stable operation of the aluminum electrolysis cell.
The technical problem solved by the invention can be realized by adopting the following technical scheme:
the utility model provides a reduce device of dead material level of aluminium cell aluminium oxide workbin, its characterized in that, it includes and passes through the screw thread by many sets of DN15 galvanized pipe and DN15 tee bend and connect the subassembly that forms, be provided with the blowback interface on the DN15 tee bend the one end of subassembly is connected with DN15 elbow through the screw thread, the other end of subassembly is connected with direct action formula solenoid valve, direct action formula solenoid valve is connected with the wind source interface through DN15 hand-operated valve.
In one embodiment of the invention, the DN15 manual valve is connected by two sections of DN15 galvanized pipes through threads, one end of the DN15 manual valve is flexibly connected with the direct-acting electromagnetic valve, and the other end of the DN15 manual valve is an air source interface.
In one embodiment of the invention, the blowback interface is connected with blowback pipes of six tanks of the electrolytic cell.
In one embodiment of the invention, the direct-acting solenoid valve is interconnected with a control terminal of the cell controller.
In one embodiment of the invention, the air source interface is interconnected with an electrolyzer grid air source.
Compared with the prior art, the device for reducing the dead material level of the aluminum electrolytic cell aluminum oxide material box realizes the treatment of the dead material level of the material box by back flushing butt joint with the original aluminum oxide material box and on-line control of the work of the electromagnetic valve according to the fact that the cell voltage is higher to reach a set voltage value (namely, the situation that the aluminum oxide of the material box is close to the dead material level) caused by the lower concentration of the aluminum oxide of the electrolytic cell by the cell control machine, thereby reducing the dead material level of the aluminum oxide material box of the electrolytic cell, improving the stability of the discharging amount of a discharging device of the electrolytic cell, reducing the feeding and material beating times of a purification system, reducing the anode effect coefficient of the electrolytic cell, improving the material balance of the electrolytic system, reducing the power consumption and achieving the purpose of the invention.
The features of the present invention will be apparent from the accompanying drawings and from the detailed description of the preferred embodiments which follows.
Drawings
FIG. 1 is a schematic structural diagram of the device for reducing the aluminum oxide material box dead material level of the aluminum electrolysis cell of the invention;
FIG. 2 is a schematic view of the installation of the apparatus for reducing the dead material level of an alumina feed box of an aluminum electrolysis cell of the present invention.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further explained by combining the specific drawings.
Examples
As shown in figures 1 and 2, the device for reducing the aluminum electrolysis cell alumina feed box dead material level comprises a component formed by connecting a plurality of sets of DN15 galvanized pipes 10 and a DN15 tee 20 through screw threads, wherein a back-blowing interface 21 is arranged on the DN15 tee 20, one end of the component is connected with a DN15 elbow 30 through screw threads, the other end of the component is connected with a direct-acting electromagnetic valve 40, and the direct-acting electromagnetic valve 40 is connected with an air source interface 60 through a DN15 manual valve 50.
In the embodiment, the DN15 manual valve 50 is connected by two sections of DN15 galvanized pipes through threads, one end of the DN15 manual valve 50 is in soft connection with the direct-acting solenoid valve 40, and the other end of the DN15 manual valve 50 is provided with an air source interface 60.
In the embodiment, the back-blowing interface 21 is connected with back-blowing pipes of six material boxes of the electrolytic bath; the direct-acting electromagnetic valve 40 is connected with a control terminal of the cell controller; the air source interface 60 is interconnected with the air source of the electrolyzer pipe network.
According to the device for reducing the dead material level of the aluminum electrolytic cell aluminum oxide material box, the aluminum electrolytic cell aluminum oxide material box is additionally provided with the component and is in reverse-blowing butt joint with the original aluminum oxide material box, the cell control machine determines that the cell voltage is higher to reach a set voltage value (namely the aluminum oxide of the material box is close to the dead material level) according to the lower concentration of the aluminum oxide of the electrolytic cell, the electromagnetic valve is controlled to work on line, the dead material level of the material box is treated, the dead material level of the aluminum electrolytic cell aluminum oxide material box is reduced, the stability of the discharging amount of a discharging device of the electrolytic cell is improved, the feeding and material hitting times of a purification system are reduced, the anode effect coefficient of the electrolytic cell is reduced, the material balance of the electrolytic system is improved, and the purpose of reducing the power consumption is finally achieved.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined by the appended claims and their equivalents.
Claims (5)
1. The utility model provides a reduce device of dead material level of aluminium cell aluminium oxide workbin, its characterized in that, it includes and passes through the screw thread by many sets of DN15 galvanized pipe and DN15 tee bend and connect the subassembly that forms, be provided with the blowback interface on the DN15 tee bend the one end of subassembly is connected with DN15 elbow through the screw thread, the other end of subassembly is connected with direct action formula solenoid valve, direct action formula solenoid valve is connected with the wind source interface through DN15 hand-operated valve.
2. The device for reducing the dead material level of the alumina feed box of the aluminum reduction cell as claimed in claim 1, wherein the DN15 manual valve is connected by two sections of DN15 galvanized pipes by screw threads, one end of the DN15 manual valve is flexibly connected with the direct-acting electromagnetic valve, and the other end of the DN15 manual valve is an air source interface.
3. The apparatus for reducing the dead-weight level of an alumina feed box of an aluminum reduction cell according to claim 1, wherein the blowback ports are interconnected with blowback pipes of six feed boxes of the aluminum reduction cell.
4. The apparatus for reducing the dead level of an alumina feed box for an aluminum reduction cell according to claim 1 wherein the direct acting solenoid valve is interconnected to a control terminal of the cell controller.
5. The apparatus for reducing the aluminum reduction cell alumina box deadspace level of claim 1 wherein the air source interface is interconnected with the cell grid air source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011397764.0A CN114592217A (en) | 2020-12-03 | 2020-12-03 | Device for reducing aluminum cell alumina feed box dead material level |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011397764.0A CN114592217A (en) | 2020-12-03 | 2020-12-03 | Device for reducing aluminum cell alumina feed box dead material level |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114592217A true CN114592217A (en) | 2022-06-07 |
Family
ID=81803062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011397764.0A Pending CN114592217A (en) | 2020-12-03 | 2020-12-03 | Device for reducing aluminum cell alumina feed box dead material level |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114592217A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1200098A (en) * | 1996-09-05 | 1998-11-25 | 约翰内斯·默勒汉堡工程有限公司 | Process for controlling an installation for feeding pourable goods to a conveyor line |
| CN2804127Y (en) * | 2005-03-23 | 2006-08-09 | 贵阳铝镁设计研究院 | Anti-clogging alumina work bin |
| CN1834298A (en) * | 2005-03-18 | 2006-09-20 | 贵阳铝镁设计研究院 | Method and appts. of preventing blanking clog of aluminium oxide feed box |
| CN200985358Y (en) * | 2006-12-08 | 2007-12-05 | 贵阳铝镁设计研究院 | Boiling gas-supply structure for aluminium oxide material |
| CN101724865A (en) * | 2008-10-13 | 2010-06-09 | 高德金 | Continuous feeding device for alumina |
| CN201560240U (en) * | 2009-11-13 | 2010-08-25 | 新疆众和股份有限公司 | Position controller for bubbling bed of aluminum oxide bunker of electrolytic bath |
| CN203174208U (en) * | 2013-02-03 | 2013-09-04 | 湖南创元铝业有限公司 | Continuous blanking device used for aluminium cell and aluminium cell comprising continuous blanking device |
| WO2019041006A1 (en) * | 2017-08-31 | 2019-03-07 | Caete Engenharia Ltda | Apparatus for feeding and preheating the alumina |
| CN209144279U (en) * | 2018-11-22 | 2019-07-23 | 云南云铝涌鑫铝业有限公司 | Blanking device |
-
2020
- 2020-12-03 CN CN202011397764.0A patent/CN114592217A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1200098A (en) * | 1996-09-05 | 1998-11-25 | 约翰内斯·默勒汉堡工程有限公司 | Process for controlling an installation for feeding pourable goods to a conveyor line |
| CN1834298A (en) * | 2005-03-18 | 2006-09-20 | 贵阳铝镁设计研究院 | Method and appts. of preventing blanking clog of aluminium oxide feed box |
| CN2804127Y (en) * | 2005-03-23 | 2006-08-09 | 贵阳铝镁设计研究院 | Anti-clogging alumina work bin |
| CN200985358Y (en) * | 2006-12-08 | 2007-12-05 | 贵阳铝镁设计研究院 | Boiling gas-supply structure for aluminium oxide material |
| CN101724865A (en) * | 2008-10-13 | 2010-06-09 | 高德金 | Continuous feeding device for alumina |
| CN201560240U (en) * | 2009-11-13 | 2010-08-25 | 新疆众和股份有限公司 | Position controller for bubbling bed of aluminum oxide bunker of electrolytic bath |
| CN203174208U (en) * | 2013-02-03 | 2013-09-04 | 湖南创元铝业有限公司 | Continuous blanking device used for aluminium cell and aluminium cell comprising continuous blanking device |
| WO2019041006A1 (en) * | 2017-08-31 | 2019-03-07 | Caete Engenharia Ltda | Apparatus for feeding and preheating the alumina |
| CN209144279U (en) * | 2018-11-22 | 2019-07-23 | 云南云铝涌鑫铝业有限公司 | Blanking device |
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