CN210420103U - Rotary type anode furnace safe casting system - Google Patents
Rotary type anode furnace safe casting system Download PDFInfo
- Publication number
- CN210420103U CN210420103U CN201921424775.6U CN201921424775U CN210420103U CN 210420103 U CN210420103 U CN 210420103U CN 201921424775 U CN201921424775 U CN 201921424775U CN 210420103 U CN210420103 U CN 210420103U
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- CN
- China
- Prior art keywords
- casting
- emergency
- anode furnace
- chute
- copper
- Prior art date
- 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.)
- Withdrawn - After Issue
Links
- 238000005266 casting Methods 0.000 title claims abstract description 66
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 48
- 229910052802 copper Inorganic materials 0.000 claims abstract description 46
- 239000010949 copper Substances 0.000 claims abstract description 46
- 239000011449 brick Substances 0.000 claims abstract description 14
- 239000007788 liquid Substances 0.000 claims abstract description 14
- 238000002955 isolation Methods 0.000 claims abstract description 6
- PTVDYARBVCBHSL-UHFFFAOYSA-N copper;hydrate Chemical compound O.[Cu] PTVDYARBVCBHSL-UHFFFAOYSA-N 0.000 claims description 20
- 239000004576 sand Substances 0.000 claims description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000007670 refining Methods 0.000 description 5
- 238000003723 Smelting Methods 0.000 description 4
- 239000004927 clay Substances 0.000 description 4
- 230000006378 damage Effects 0.000 description 4
- 241001424392 Lucia limbaria Species 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Vertical, Hearth, Or Arc Furnaces (AREA)
Abstract
A furnace body (11) of a rotary anode furnace is driven by a driving system (12) to rotate, a copper outlet of the anode furnace is externally connected with a molten copper casting chute (22), the bottom end of the molten copper casting chute is provided with a casting motor (29), a pouring gate of the casting motor faces a disc casting machine (30), the bottom of the anode furnace is provided with a semi-closed liquid guide chute (21) with an opening on one side and an emergency accident pit (25) communicated with the liquid guide chute, the middle part of the molten copper casting chute is provided with a downward-inclined emergency fork groove (23), and the emergency fork groove is positioned above the emergency accident pit; a refractory brick isolation wall (13) is built at the periphery of the driving system; an alternating current power supply (26) and a direct current emergency power supply (27) are arranged to alternately supply power to the motor of the drive system. The utility model can cope with any major or general accidents such as copper leakage and the like of the rotary anode furnace system, protect all equipment and facilities in the area of the rotary anode furnace system and protect the personal safety of operators.
Description
Technical Field
The utility model relates to a copper smelting and casting system technical field, concretely relates to casting system of concise rotation anode furnace of copper.
Background
The rotary anode furnace for copper refining is one of important devices of a copper smelting system, and is mainly used for refining low-grade crude copper and casting anode copper after oxidation desulfurization and reduction deoxidation. At present, the refining production operation of the blister copper is basically carried out by adopting a rotary anode furnace in the same lines at home and abroad. However, during the refining production operation of the rotary anode furnace, accidents such as the control system failure of the rotary anode furnace, the accidental leakage of the gas brick of the furnace body, or the direct leakage of the furnace shell and the like are inevitable, which causes the dangerous accidents of 'copper leakage' and the damage to the related configuration devices in the furnace body area after the 'copper leakage' accident occurs, even causes the casualties of the operators. In addition, the rotary anode furnace system also comprises a disc casting machine area, and when the control system of the casting machine fails and the control system of the rotary anode furnace fails, the copper water continuously flows to the disc casting machine area. After the copper water up to about 1200 ℃ overflows, casting control system equipment and the like are burnt, so that huge economic loss is caused, the repair period of a subsequent casting control system device is long, the repair difficulty is high, and great difficulty is brought to the recovery of normal production of an enterprise.
However, domestic copper smelting and refining production enterprises rarely set safety systems or emergency safety disposal measures for rotary anode furnace systems, and have no effective preventive measures for accidents, but only passively dispose accidents.
Disclosure of Invention
The utility model mainly aims to solve the problems in the prior art, and provides a rotary anode furnace safe pouring system which is simple, convenient, easy to operate and reliable in measures, and avoids huge economic loss and personal injury caused by sudden emergency accidents.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a furnace body of a rotary anode furnace is driven by a driving system to rotate, a copper outlet of the anode furnace is externally connected with a molten copper casting chute, the bottom end of the molten copper casting chute is provided with a casting motor, a pouring gate of the casting motor faces a disc casting machine, the bottom of the furnace body of the anode furnace is provided with a semi-closed liquid guide chute with one side opened, the opening side of the liquid guide chute is provided with an emergency accident pit communicated with the liquid guide chute, the middle part of the molten copper casting chute is provided with a downward inclined emergency fork groove, and the outlet of the emergency fork groove is positioned above the emergency accident pit; building a refractory brick isolation wall at the periphery of the driving system; an alternating current power supply and a direct current emergency power supply are arranged to alternately supply power to a motor of the driving system through a selector switch.
Furthermore, a grid shaped like a Chinese character 'tian' built by using refractory bricks is arranged in the emergency accident pit.
Furthermore, a layer of fine sand is laid at the bottoms of the molten copper casting chute and the emergency pit.
By adopting the utility model, when the disc casting machine breaks down, the rotary anode furnace AC power supply starting motor is used to drive the furnace body to rotate, the copper water casting is suspended, and the copper water is gathered in the liquid guiding chute and flows into the emergency accident pit; when the alternating current power supply of the rotary anode furnace fails, starting an emergency direct current power supply to start a motor to drive the furnace body to rotate, and collecting molten copper into a liquid guide chute and flowing into an emergency accident pit; when the rotary anode furnace and the disc casting machine simultaneously break down, the blocking fire clay for removing the joint between the emergency fork groove and the copper water casting chute is pried, the copper water casting chute is blocked by using standby blank clay, and the high-temperature copper water melt is guided into the emergency accident pit through the emergency fork groove.
The utility model discloses mainly have following beneficial effect:
(1) the utility model protects the driving system by building the refractory brick isolation wall, thereby avoiding the damage of 'copper leakage' accident to the driving system;
(2) the semi-closed liquid guide chute is arranged at the bottom of the rotary furnace so as to guide high-temperature molten copper into an emergency accident pit when a copper leakage accident happens, prevent the molten copper from flowing randomly and prevent the damage of facilities at the bottom of the furnace body;
(3) the furnace body is provided with a direct current emergency power supply system, the furnace body is rotated by only an alternating current power supply in daily life, and after copper water in the furnace is cast, the direct current emergency power supply system is switched to periodically rotate forwards and backwards, so that the discharging/charging function of the direct current emergency power supply system is favorably kept, and the emergency function of the direct current emergency power supply is ensured when an alternating current power supply fault occurs;
(4) an emergency accident pit is arranged, refractory bricks are used for building a grid shaped like a Chinese character tian in the pit, when sudden and serious copper leakage accidents occur passively, the emergency accident pit receives a large amount of high-temperature molten copper, meanwhile, the grid shaped like the Chinese character tian in the refractory bricks built in the pit can divide the molten copper into small blocks, after the molten copper is solidified, the copper blocks in the grid can be conveniently taken out in a very short time, rapidly, efficiently and at low labor intensity, and after the small copper blocks are taken out, the small copper blocks can directly return to a smelting system for disposal; the economic loss of the important fund overstock brought to enterprises due to overstock and difficult treatment of a large amount of copper blocks is avoided;
(5) the side edge of the molten copper casting chute is provided with the emergency fork groove, so that when the disc casting system and the rotary anode furnace system have faults simultaneously, the emergency fork groove is conveniently and directly pried open to block the molten copper casting chute, high-temperature molten copper is guided into an emergency accident pit, and burning loss of key equipment such as a casting motor of the disc casting system is avoided;
(6) the liquid guide chute at the bottom of the furnace and the emergency accident pit are filled with fine river sand, so that after an emergency accident happens, on-site copper blocks are cleaned quickly and efficiently, and intermediate copper blocks can be returned to a production system for disposal.
The utility model discloses can follow accidents such as reply any great or general "run copper" of rotation anode furnace system, all equipment facilities in the protection rotation anode furnace system area are avoided the equipment facility by the great economic loss who burns out or destroys, effectively protect operating personnel's personal safety, after the unexpected accident takes place, also can quick high efficiency clear up on-the-spot copper billet, avoid the expansion of loss, safe and reliable.
Drawings
FIG. 1 is a top view of the system of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a schematic view of the rotary anode furnace of FIG. 2:
FIG. 4 is a schematic end view of a U-shaped refractory brick;
FIG. 5 is a schematic view of a ready-to-use billet;
fig. 6 is a schematic diagram of a grid shaped like a Chinese character 'tian' in an emergency accident pit.
Detailed Description
In order to make the present invention better understood by those skilled in the art, the present invention will be clearly and completely described below with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
A rotary anode furnace 1 is shown in figure 3, a furnace body 11 of the rotary anode furnace is driven to rotate by a driving system 12, a copper outlet 14 of the anode furnace is externally connected with a molten copper casting chute 22 shown in figures 1 and 2, a casting motor 29 is installed at the bottom end of the molten copper casting chute, and a pouring gate of the casting motor faces a disc casting machine 30. The rotary anode furnace, the casting motor and the disc type casting machine are all the prior art devices. As shown in fig. 1 and 2, the utility model discloses a safe gating system is provided with one side open-ended semi-closed drain chute 21 in 11 bottoms of positive pole stove furnace bodies, is provided with and leads the communicating emergent accident hole 25 of drain chute at drain chute 21 opening side, is provided with down oblique emergent fork pocket 23 at copper water casting chute 22 middle part, emergent fork pocket 23 export is located emergent accident hole 25 top, emergent fork pocket toasts the mode according to copper water casting chute and dries, slope degree is 5 ~ 10 under the emergent fork pocket. And a refractory brick isolation wall 13 is built on the periphery of the driving system 12, and the building height of the isolation wall is more than 500 mm. The utility model discloses be provided with alternating current power supply 26 and direct current emergency power supply 27 and be actuating system's motor power supply in turn. The dc and ac switching is performed by a switch disposed in the control room 28, and the switching is performed manually, and generally 3 gears are set: zero gear (stop gear), direct current gear, alternating current gear. The ac power supply 26 is disposed in the control room 28, while the dc emergency power supply system occupies a large space, and is disposed separately and not disposed in the control room. A grid shaped like a Chinese character tian shown in fig. 6 built by refractory bricks is arranged in the emergency accident pit 25. A layer of fine river sand with the thickness of about 50mm is laid at the bottoms of the molten copper casting chute 22 and the emergency accident pit 25, the granularity of the fine river sand is 5-20 meshes, the water content is not more than 5%, and the content of SiO2 is more than 90%. The volume of the emergency accident pit is 1.5-2.0 times of the loading capacity of all rotary anode furnaces.
The safe operation method of the rotary anode furnace safe casting system comprises the following steps:
referring to fig. 1 and 2, in order to configure 2 rotary anode furnaces for simultaneous casting, if the volume of each rotary anode furnace is 350 tons, the total volume is 700 tons. And if the emergency accident pit 25 is arranged according to the density and volume of the copper water and the loading capacity of the rotary anode furnace is 1.5 times, a 117-cube emergency accident pit is enough.
During normal production, the emergency fork groove 23 is connected with the copper water casting chute 22 to form a node 24, and refractory mortar is used for plugging; starting a motor by using an alternating current power supply 26, starting the rotary anode furnace 1, rotating the furnace body 11, casting refined molten copper in the furnace to a disc casting system 30 through a molten copper casting chute 22 and a pouring gate of a casting motor 29, and switching and starting a direct current emergency power supply 27 to start the motor to drive the furnace body once every 7-10 days after the molten copper in the rotary anode furnace is cast, so that the direct current emergency power supply 27 discharges once, and the discharging/charging function of the direct current emergency power supply 27 is excited; when the direct-current emergency power supply 27 is started to rotate the furnace body, the highest rotating speed is controlled within 0.3-0.5 r/min, the furnace body is positively rotated and reversely rotated once respectively, and the total time for rotating the furnace body is not less than 60 s;
when the disc casting machine 30 has a fault, the rotary anode furnace AC power supply 26 is used for starting the motor to drive the furnace body to rotate, copper water casting is suspended, and the copper water is gathered in the liquid guide chute 21 and flows into the emergency accident pit 25; when the alternating current power supply 26 of the rotary anode furnace fails, the emergency direct current power supply 27 is started to start the motor to drive the furnace body to rotate, and the molten copper is gathered in the liquid guide chute 21 and flows into the emergency accident pit 25; when the rotary anode furnace and the disc casting machine simultaneously break down, the plugging fire clay removed from the joint of the emergency fork groove 23 and the copper water casting chute 22 is pried, the U-shaped refractory brick gate shown in figure 4 is used for blocking the copper water casting chute 22, after 1min, the spare blank clay shown in figure 5 is used for plugging the bottom area of the back of the U-shaped refractory brick, and high-temperature copper water melt is guided into the emergency accident pit 25 through the emergency fork groove 23.
Claims (3)
1. A rotary anode furnace safe casting system, the furnace body (11) of the rotary anode furnace (1) is driven by a driving system (12) to rotate, a copper outlet (14) of the anode furnace is externally connected with a copper water casting chute (22), the bottom end of the copper water casting chute is provided with a casting motor (29), and a pouring gate of the casting motor faces a disc casting machine (30), the rotary anode furnace safe casting system is characterized in that the bottom of the furnace body (11) of the anode furnace is provided with a semi-closed liquid guide chute (21) with an opening at one side, an emergency accident pit (25) communicated with the liquid guide chute is arranged at the opening side of the liquid guide chute, a downward inclined emergency fork groove (23) is arranged in the middle of the copper water casting chute, and an outlet of the emergency fork groove is; building a refractory brick isolation wall (13) at the periphery of the driving system; an alternating current power supply (26) and a direct current emergency power supply (27) are arranged to alternately supply power to a motor of the driving system through a selector switch.
2. The rotary anode furnace safety casting system according to claim 1, wherein a grid shaped like a Chinese character tian built by refractory bricks is arranged in the emergency pit (25).
3. A rotary anode furnace safety casting system as claimed in claim 1 or 2, wherein a layer of fine sand is laid on the bottom of the molten copper casting chute (22) and the emergency pit (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921424775.6U CN210420103U (en) | 2019-08-30 | 2019-08-30 | Rotary type anode furnace safe casting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921424775.6U CN210420103U (en) | 2019-08-30 | 2019-08-30 | Rotary type anode furnace safe casting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210420103U true CN210420103U (en) | 2020-04-28 |
Family
ID=70365116
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921424775.6U Withdrawn - After Issue CN210420103U (en) | 2019-08-30 | 2019-08-30 | Rotary type anode furnace safe casting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210420103U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110373554A (en) * | 2019-08-30 | 2019-10-25 | 云南锡业股份有限公司铜业分公司 | A kind of safe casting system of Rotary Anode Furnace and its method for safely carrying out |
-
2019
- 2019-08-30 CN CN201921424775.6U patent/CN210420103U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110373554A (en) * | 2019-08-30 | 2019-10-25 | 云南锡业股份有限公司铜业分公司 | A kind of safe casting system of Rotary Anode Furnace and its method for safely carrying out |
| CN110373554B (en) * | 2019-08-30 | 2024-01-16 | 云南锡业股份有限公司铜业分公司 | Rotary anode furnace safe casting system and safe operation method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200428 Effective date of abandoning: 20240116 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20200428 Effective date of abandoning: 20240116 |