CN111891513A - Feeding device and feeding method for aluminum electrolytic cell integral lining furnace building - Google Patents
Feeding device and feeding method for aluminum electrolytic cell integral lining furnace building Download PDFInfo
- Publication number
- CN111891513A CN111891513A CN202010641374.7A CN202010641374A CN111891513A CN 111891513 A CN111891513 A CN 111891513A CN 202010641374 A CN202010641374 A CN 202010641374A CN 111891513 A CN111891513 A CN 111891513A
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- China
- Prior art keywords
- bin
- feeding
- electrolytic cell
- furnace building
- storage bin
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B69/00—Unpacking of articles or materials, not otherwise provided for
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65G—TRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
- B65G65/00—Loading or unloading
- B65G65/30—Methods or devices for filling or emptying bunkers, hoppers, tanks, or like containers, of interest apart from their use in particular chemical or physical processes or their application in particular machines, e.g. not covered by a single other subclass
- B65G65/34—Emptying devices
- B65G65/40—Devices for emptying otherwise than from the top
- B65G65/46—Devices for emptying otherwise than from the top using screw conveyors
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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
- 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
- C25C3/08—Cell construction, e.g. bottoms, walls, cathodes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (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 feeding device and a feeding method for an integral lining furnace building of an aluminum electrolytic cell, wherein the device comprises the electrolytic cell, a fixed frame is arranged right above the electrolytic cell, a moving frame which runs along a track is arranged on the tracks on two main beams of the fixed frame, and a moving platform which runs along the track is arranged on the tracks on the two main beams of the moving frame; the mobile platform is connected with the stock bin bracket and the control device; the bin bracket is connected with a bin; a stirring device is arranged in the bin; the top of the storage bin is provided with a bag opening tooth; the bottom of the storage bin is connected with a reducer pipe. Compared with the prior art, the scheme of the invention can greatly improve the furnace building efficiency, reduce the manual labor intensity and fill up the blank of the industry.
Description
Technical Field
The invention belongs to the technical field of aluminum electrolysis, and particularly relates to a feeding device and a feeding method for an integral lining furnace of an electrolytic cell.
Background
The invention discloses a furnace building process for an integral lining of an aluminum electrolytic cell, which is a novel furnace building process for the lining, for example, a cold ramming paste for the integral furnace building technology of an electrolytic aluminum cathode cell is disclosed in an invention patent with the publication number of CN107557813A applied by the university of Ridgeman in Lanzhou. The cold ramming paste comprises the following components in percentage by weight: 0 to 50 percent of electrically-forged anthracite or metallurgical coke, 0 to 25 percent of artificial stone powdered ink, 16 to 23 percent of modified asphalt binder, 11.4 to 68.5 percent of andalusite and 3.6 to 21.5 percent of alumina. The technical advantages are as follows: the problems of insufficient expansion rate during sintering, low resistivity after sintering and poor erosion resistance in the cold ramming paste integral furnace building process are solved. Andalusite and alumina are added into the cold ramming paste, a side wall furnace lining is integrally constructed according to different proportions, after roasting, a gradient change that the body resistance is gradually increased when roasting is formed from the bottom of the electrolytic cell to the liquid level of molten salt from bottom to top is formed, the amount of side wall and transverse current is reduced, the electrolysis current efficiency is increased, and the energy consumption is effectively reduced; the volume expansion generated in the roasting process makes up the shrinkage of other materials, reduces cracks and improves the density; a network structure with staggered graphite and mullite is generated in the roasting body, so that the electrolyte corrosion resistance of the furnace lining is improved, and the risk of furnace leakage and furnace penetration is reduced.
However, the existing aluminum electrolytic cell integral lining furnace building is manually operated, related process flows, technical equipment and supporting facilities refer to the previous lining furnace building specifications, corresponding process flows and operating specifications are not established, the defects of poor furnace building quality, low efficiency, high labor intensity and the like exist, and various technical equipment and supporting facilities need to be updated urgently.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the invention discloses a feeding device and a feeding method for an integral lining furnace of an aluminum electrolytic cell, aiming at the defects of complicated flow, high manual blanking strength and the like in a novel integral lining furnace building process in the aluminum industry.
The invention is realized by the following steps:
a kind of aluminum cell whole lining build the stove feedway, including the electrolytic cell, there are fixed mounts directly above the electrolytic cell, there are moving stands that move along the orbit on two main girders of the fixed mount, there are moving platforms that move along the orbit on two main girders of the moving stand; the mobile platform is connected with the stock bin bracket and the control device; the bin bracket is connected with a bin; a stirring device is arranged in the bin; the top of the storage bin is provided with a bag opening tooth; the bottom of the storage bin is connected with a reducer pipe.
Furthermore, the reducer pipe is small at the top and big at the bottom.
Further, a spiral conveying device is arranged in the reducer pipe.
Further, the screw pitch of the screw conveyer is increased gradually, and the control of the blanking amount is realized through the control of the rotating speed.
The method for feeding the whole lining of the aluminum electrolytic cell by adopting the feeding device comprises the following steps: firstly, feeding operation is carried out, an electrolytic crown block lifts a ton bag filled with furnace building paste above a storage bin and slowly releases the ton bag, the ton bag is damaged under the action of bag opening teeth, and the paste is automatically loaded into the storage bin; the control device sends a feeding instruction, the moving frame and the moving platform receive the instruction to convey the spiral conveying device to a specified position for feeding operation, and the stirring device operates to keep the paste materials loose.
Compared with the prior art, the scheme of the invention can greatly improve the furnace building efficiency, reduce the manual labor intensity and fill up the blank of the industry.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the storage bin of the invention.
FIG. 2 is a schematic view showing the internal configuration of the stirring apparatus of the present invention;
fig. 3 is a schematic overall plan layout of the present invention.
The labels in the figures are: the method comprises the following steps of 1-moving platform, 2-bin support, 3-bin, 4-reducer pipe, 5-spiral conveying device, 6-stirring device, 7-bag opening teeth, 8-electrolytic cell, 9-fixing frame, 10-moving frame and 11-control device.
Detailed Description
The technical solution in 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.
As shown in fig. 1-3, the present invention comprises the following components: moving platform 1, feed bin support 2, feed bin 3, reducing pipe 4, spiral delivery mechanism 5, agitating unit 6, open a bag tooth 7, electrolysis trough 8, mount 9, remove frame 10, controlling means 11.
Wherein, the fixed mount 9 is erected right above the electrolytic bath 8. The mobile frame 10 runs on rails on the two main beams of the fixed frame 9. The mobile platform 1 runs on tracks on two main beams of the mobile frame 10. The mobile platform 1 is connected with the bin support 2 and the control device 11. The silo support 2 is connected to a silo 3. The bin 3 is internally provided with a stirring device 6. The top of the silo 3 is provided with a bag opening tooth 7. The bottom of the silo 3 is connected with a reducer pipe 4.
Preferably, the reducer pipe 4 is small at the top and big at the bottom. The reducer pipe 4 is internally provided with a spiral conveying device 5. The pitch of the screw conveyor 5 is preferably increased, and the amount of material removed is controlled by controlling the speed of rotation.
The feeding method of the invention is as follows: before work, the feeding operation is needed, the electrolytic crown block lifts the ton bag filled with the furnace building paste above the storage bin 3 to be slowly put down, the ton bag is damaged under the action of the bag opening teeth 7, and the paste is automatically loaded into the storage bin 3. During operation, the control device 11 sends a feeding instruction, the moving frame 10 and the moving platform 1 receive the instruction to convey the spiral conveying device 6 to a specified position for feeding operation, the feeding amount is adjusted through the rotating speed, and the stirring device 6 runs in the whole process during the feeding operation, so that the paste is kept loose.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (5)
1. The utility model provides a whole inside lining of aluminium cell builds stove feedway which characterized in that: the electrolytic cell comprises an electrolytic cell (8), wherein a fixed frame (9) is arranged right above the electrolytic cell (8), a moving frame (10) which runs along a track is arranged on tracks on two main beams of the fixed frame (9), and a moving platform (1) which runs along the track is arranged on tracks on two main beams of the moving frame (10); the mobile platform (1) is connected with the stock bin bracket (2) and the control device (11); the bin support (2) is connected with the bin (3); a stirring device (6) is arranged in the bin (3); the top of the storage bin (3) is provided with a bag opening tooth (7); the bottom of the storage bin (3) is connected with a reducer pipe (4).
2. The aluminum electrolysis cell integral lining furnace building feeding device according to claim 1, characterized in that: the reducer pipe (4) is small in upper part and large in lower part.
3. The aluminum electrolysis cell integral lining furnace building feeding device according to claim 1, characterized in that: the reducer pipe (4) is internally provided with a spiral conveying device (5).
4. The aluminum electrolysis cell integral lining furnace building feeding device according to claim 3, characterized in that: the screw pitch of the screw conveyor (5) is increased, and the control of the blanking amount is realized by controlling the rotating speed.
5. A method for feeding the whole lining of an aluminum electrolysis cell into a furnace by using the feeding device of any one of claims 1 to 4, which is characterized by comprising the following steps: firstly, feeding operation is carried out, an electrolytic crown block lifts a ton bag filled with furnace building paste above a storage bin (3) and slowly releases the ton bag, the ton bag is damaged under the action of a bag opening tooth (7), and the paste is automatically loaded into the storage bin (3); the control device (11) sends a feeding instruction, the moving frame (10) and the moving platform (1) receive the instruction to convey the spiral conveying device (6) to a specified position for feeding operation, and the stirring device (6) operates to keep the paste loose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010641374.7A CN111891513A (en) | 2020-07-06 | 2020-07-06 | Feeding device and feeding method for aluminum electrolytic cell integral lining furnace building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010641374.7A CN111891513A (en) | 2020-07-06 | 2020-07-06 | Feeding device and feeding method for aluminum electrolytic cell integral lining furnace building |
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| Publication Number | Publication Date |
|---|---|
| CN111891513A true CN111891513A (en) | 2020-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010641374.7A Pending CN111891513A (en) | 2020-07-06 | 2020-07-06 | Feeding device and feeding method for aluminum electrolytic cell integral lining furnace building |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112725836A (en) * | 2020-12-18 | 2021-04-30 | 贵阳铝镁设计研究院有限公司 | Aluminum cell lining integral forming and strickling device |
-
2020
- 2020-07-06 CN CN202010641374.7A patent/CN111891513A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112725836A (en) * | 2020-12-18 | 2021-04-30 | 贵阳铝镁设计研究院有限公司 | Aluminum cell lining integral forming and strickling device |
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