CN212620061U - Multi-functional frequency conversion response aluminum alloy smelting furnace of large capacity - Google Patents

Multi-functional frequency conversion response aluminum alloy smelting furnace of large capacity Download PDF

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Publication number
CN212620061U
CN212620061U CN202021333451.4U CN202021333451U CN212620061U CN 212620061 U CN212620061 U CN 212620061U CN 202021333451 U CN202021333451 U CN 202021333451U CN 212620061 U CN212620061 U CN 212620061U
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smelting furnace
water outlet
aluminum alloy
furnace
capacity
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CN202021333451.4U
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朱兴发
朱卫星
侯利明
丁彬
陈紫瑶
鲍文慧
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SUZHOU ZHENWU ELECTRIC FURNACE CO Ltd
SUZHOU ZHENHU ELECTRIC FURNACE CO Ltd
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SUZHOU ZHENWU ELECTRIC FURNACE CO Ltd
SUZHOU ZHENHU ELECTRIC FURNACE CO Ltd
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Abstract

The utility model discloses a large-capacity multifunctional variable-frequency induction aluminum alloy smelting furnace, which comprises a smelting furnace, wherein the side wall of the smelting furnace is provided with a water outlet device, the water outlet device is provided with a filtering device, the filtering device comprises a sedimentation tank, a filter is arranged in the sedimentation tank, a submerged heater is arranged between the filtering device and the water outlet of the water outlet device, the water outlet device comprises a flow guide port, the flow guide port is connected with an aluminum liquid flow channel, the water outlet of the water outlet device is provided with a sliding water outlet valve, one side of the sliding water outlet valve is provided with a flow control switch, the utility model has the advantages that compared with the existing smelting furnace, the provided smelting furnace has lower cost, larger capacity of molten aluminum, higher purity of the aluminum liquid, and can melt and preserve heat of aluminum and aluminum alloy through electromagnetic stirring, the production efficiency is improved, the energy consumption is reduced, and the pollutant emission is reduced.

Description

Multi-functional frequency conversion response aluminum alloy smelting furnace of large capacity
Technical Field
The utility model relates to a smelting furnace technical field, especially a multi-functional variable frequency response aluminum alloy smelting furnace of large capacity.
Background
The quality of the aluminum processing product depends on the quality of the molten aluminum to a great extent; the quality of the molten aluminum needs to be supported by advanced aluminum smelting technology and equipment. The influence of the aluminum melting furnace and the aluminum heat-preservation tempering furnace on the quality of aluminum products is mainly shown in the aspects of hydrogen, impurity elements, burning loss, slag inclusion and the like, so advanced, reliable and mature aluminum smelting equipment and technology are important guarantees for producing high-quality aluminum processing products.
At present, the smelting equipment for aluminum melt at home and abroad mainly comprises a melting furnace, a double-chamber furnace, a side shaft furnace, a mixing furnace, a shaft furnace, a rotary furnace, a crucible furnace and the like; according to different characteristics, the purposes are respectively emphasized: the double-chamber furnace and the side shaft furnace are generally used for remelting waste materials or scrap materials with complex components and paint skins, the burning loss is small, and the equipment investment is large; the shaft furnace has high melting efficiency, but has large burning loss and serious pollution, and the current new project is rarely used; rotary furnaces and crucible furnaces are generally used for melting aluminum slag and the like with complex raw material conditions and low aluminum content; the mixing furnace is generally used for aluminum and aluminum alloy with single product variety, single component of mass production project and product alloy and short component adjustment time; the melting furnace and the heat preservation furnace are matched for use, so that the method is suitable for producing products with single alloy marks in large scale, but the equipment size is huge, and the investment is also huge; most of the furnace types adopt flame heating to melt and preserve heat of aluminum materials, and utilize convection effect and high-temperature radiation generated by combustion to heat melts, along with the expansion and new construction of a large-scale modern aluminum processing project in China, resource integration and specialized production of the aluminum processing industry are required, backward technologies and equipment are gradually eliminated, and energy-saving, environment-friendly and safe process technologies and equipment become the main competitive focus of various enterprises.
Through scientific analysis and comparison, the method for melting aluminum and aluminum alloy by adopting flame heating has the following defects: 1. the production efficiency is low; 2. the heat efficiency is low, and the energy consumption is high; 3. the environmental pollution is large; 4. the functions are single, the consistency of the components and the temperature is poor, and the product quality is difficult to ensure; 5. the aluminum element is burnt and consumed greatly, and the material recovery rate is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem and designing a large-capacity multifunctional variable-frequency induction aluminum alloy smelting furnace.
Realize above-mentioned purpose the technical scheme of the utility model be, a multi-functional variable frequency response aluminum alloy smelting furnace of large capacity, including the smelting furnace, the lateral wall of smelting furnace is provided with the delivery port device, be provided with filter equipment on the delivery port device, filter equipment includes the sedimentation tank, be provided with the filter in the sedimentation tank, filter equipment with be provided with the submerged heater between the delivery port of delivery port device.
Furthermore, the water outlet device comprises a flow guide port, the flow guide port is connected with an aluminum liquid flow channel, a sliding water outlet valve is arranged at the water outlet of the water outlet device, and a flow control switch is arranged on one side of the sliding water outlet valve.
Further, the smelting furnace includes the crucible, crucible bottom and outside lateral wall are provided with the firebrick layer, the firebrick layer outside is provided with induction coil.
Further, a degasser is arranged at the upper part of the smelting furnace, and the degasser is a vacuum degasser.
Further, a magnetic yoke for improving the induction heating function is arranged on the outer side of the induction coil, and a supporting sleeve is sleeved on the outer side of the magnetic yoke.
Furthermore, a smelting furnace shell is arranged on the outer side of the supporting sleeve, a plurality of rows of mounting holes are formed in the smelting furnace shell, and the distance between every two adjacent rows of mounting holes is consistent.
Furthermore, the distance between two adjacent mounting holes in each row of mounting holes is consistent, a support screw is correspondingly arranged in each mounting hole, and one end of each support screw is in contact with the support sleeve.
Furthermore, a furnace mouth brick layer is arranged at the furnace mouth of the smelting furnace, and an auxiliary supporting plate for supporting the vacuum degassing device is fixedly arranged on the outer side of the furnace mouth brick layer.
Furthermore, an inversion capacitor box is arranged on one side of the smelting furnace, a rectifier cabinet is arranged on one side of the inversion capacitor box, and a rectifier transformer is arranged on one side of the rectifier cabinet.
Furthermore, a vacuum unit is arranged on one side, away from the inverter capacitor cabinet, of the smelting furnace.
The aluminum alloy smelting furnace has the advantages that the upper part of the smelting furnace is provided with the vacuum degassing device, the side wall of the smelting furnace is provided with the water outlet, the water outlet is provided with the filtering device to facilitate filtering out precipitates, the smelting furnace comprises a crucible, the bottom and the outer side of the crucible are provided with the refractory brick layer, the outer side of the refractory brick layer is provided with the induction coil, in order to improve the induction heating function, the outer side of the coil is provided with the magnet yoke, the outer side of the magnet yoke is sleeved with the supporting sleeve, the outer side of the supporting sleeve is provided with the smelting furnace shell, when in use, an aluminum ingot is placed into the crucible, the induction coil generates a magnetic field to provide an eddy current source for the solid aluminum ingot, the eddy current enables the aluminum ingot to generate a large amount of heat, so that the aluminum ingot is melted and is melted into an aluminum water state, the aluminum ingot flows out from the water outlet device after vacuum degassing, and the precipitates in the, compared with the existing smelting furnace, the smelting furnace provided by the invention has the advantages that the cost is lower, the capacity of molten aluminum is larger, the aluminum and the aluminum alloy are melted and insulated through electromagnetic induction, the production efficiency is improved, the energy consumption is reduced, and the pollutant emission is reduced.
Drawings
Fig. 1 is a schematic view of the overall structure of a melting furnace of the present invention;
fig. 2 is a schematic view of the internal structure of the melting furnace of the present invention;
FIG. 3 is a schematic view of the installation position structure of the smelting furnace of the present invention;
fig. 4 is a schematic structural view of a filtering device of the smelting furnace of the present invention.
In the figure, 1, a smelting furnace; 2. a crucible; 3. a refractory brick layer; 4. an induction coil; 5. a magnetic yoke; 6. A support sleeve; 7. a smelting furnace shell; 8. mounting holes; 9. a support screw; 10. a layer of furnace mouth bricks; 11. an auxiliary support plate; 12. a water outlet device; 13. an inverter capacitor cabinet; 14. a rectifier cabinet; 15. a rectifier transformer; 16. a vacuum unit; 17. a filtration device; 18. a degasser; 19. a flow guide port; 20. an aluminum liquid flow channel; 21. a filter; 22. a sedimentation tank; 23. a submerged heater; 24. sliding the water outlet valve; 25. and a flow control switch.
Detailed Description
First, the utility model discloses an original purpose of design, the smelting of aluminium ingot mainly adopts the smelting furnace, and current smelting furnace mainly has following shortcoming: 1. the production efficiency is low; 2. the heat efficiency is low, and the energy consumption is high; 3. the environmental pollution is large; 4. the functions are single, the consistency of the components and the temperature is poor, and the product quality is difficult to ensure; 5. the aluminium element burns and consumes greatly, and the material rate of recovery is low, for this reason, the utility model provides high multi-functional variable frequency response aluminum alloy smelting furnace of large capacity.
The utility model discloses going on specifically describing below with the accompanying drawing, as shown in fig. 1-4, a multi-functional variable frequency induction aluminum alloy smelting furnace 1 of large capacity, including smelting furnace 1, this smelting furnace 1 is including depositing the crucible 2 of aluminium ingot, for the convenience of the fixed of crucible 2, is provided with firebrick layer 3 in the bottom of crucible 2 and outside lateral wall, and this firebrick layer 3 is built through a plurality of resistant firebricks and is formed.
The existing smelting furnace 1 adopts natural gas heating to melt aluminum ingots, the pollution to the environment is large, electromagnetic induction heating is adopted, an induction coil 4 is arranged on the outer side of a refractory brick layer 3, a magnetic field is generated by electrifying the induction coil 4, and a large amount of heat is generated in the process to melt the aluminum ingots into molten aluminum.
In order to improve the induction heating function, a magnetic yoke 5 is arranged on the outer side of the induction coil 4, a support sleeve 6 is arranged on the outer layer of the magnetic yoke 5, and the magnetic yoke 5 and the induction coil 4 are fixedly attached to the outer side of the refractory brick layer 3 through the support sleeve 6.
A smelting furnace shell 7 is arranged outside the supporting sleeve 6, and in order to facilitate the fixation of the smelting furnace shell 7, a plurality of rows of mounting holes 8 are punched on the smelting furnace shell 7, wherein the distance between two adjacent holes in each row of mounting holes 8 is equal, and the positions of two adjacent rows of mounting holes 8 are also equal.
In order to fix the smelting furnace shell 7 conveniently, a supporting screw 9 is correspondingly arranged in each mounting hole 8, the fixed end of each supporting screw 9 is in contact with the outer surface of the supporting sleeve 6, the smelting furnace 1 shell can be fixed through the supporting screws 9, and the induction coil 4 and the magnetic yoke 5 between the fixed refractory brick layer 3 and the supporting sleeve 6 can be further strengthened.
Degassing of molten aluminum is a key technology for improving the quality of aluminum products, wherein a degassing device 18 is arranged at the upper part of a smelting furnace 1, in order to ensure the degassing efficiency of the smelting furnace 1, the degassing device 18 adopted by people is a vacuum degassing device, a vacuum unit 16 is arranged at one side of the smelting furnace 1, and a power source is provided for the vacuum degassing device 18 through the vacuum unit 16.
The temperature at the furnace mouth of the smelting furnace 1 is generally higher, a furnace mouth brick layer 10 is adopted at the furnace mouth of the smelting furnace 1, and in order to support a vacuum degasser 18, an auxiliary support plate 11 and a sealing flange are arranged on the outer side of the furnace mouth brick layer 10 to be conveniently connected with the degasser 18.
Aluminium ingot melts into aluminium water, in order to make things convenient for the outflow of aluminium water, set up water outlet device 12 at the outside lateral wall of smelting furnace 1, the aluminium water melts and can accompany the appearance of precipitate, the precipitate causes the purity of aluminium water lower in the aluminium water, in order to improve the purity of aluminium water, set up filter equipment 17 in water outlet device 12 department, water outlet device 12 includes water conservancy diversion mouth 19, water conservancy diversion mouth 19 is connected with aluminium liquid runner 20, filter equipment 17 includes sedimentation tank 22, be provided with filter 21 in sedimentation tank 22, aluminium water passes through filter equipment 17 before discharging, filter out the precipitate in the aluminium water.
A sliding water outlet valve 24 is arranged at the water outlet of the water outlet device 12, a flow control switch 25 is arranged on one side of the sliding water outlet valve 24 in order to adjust the outflow flow of the aluminum liquid, the temperature of the aluminum liquid needs to be ensured before the aluminum liquid flows out, and a submerged heater 23 is arranged between the filtering device 17 and the water outlet of the water outlet device 12.
The whole device needs electricity during operation, an inversion capacitor cabinet 13 is arranged on one side of the smelting furnace 1 away from a vacuum unit 16, a rectifier cabinet 14 is arranged on the other side of the inversion capacitor cabinet 13, and a rectifier transformer 15 is arranged on the other side of the rectifier cabinet 14.
The above detailed description explains the concrete structure of the present invention, and the following description explains the working principle of the present invention: during the use, transport the aluminium ingot to crucible 2 in through the machine, the circular telegram makes induction coil 4 produce the magnetic field and carry out electromagnetic induction to the aluminium ingot, can produce a large amount of vortexes among this induction process, makes the aluminium ingot melt into the aluminium water state, and the aluminium water flows out from delivery port device 12, before the outflow, the filtration of sediment impurity in the aluminium water through filter equipment 17 makes the purity of the aluminium water of outflow higher, the utility model provides a smelting furnace 1 compares with current smelting furnace 1, and the cost is lower, and the capacity of melting aluminium is bigger, melts and keeps warm to aluminium and aluminum alloy through electromagnetic stirring, improves production efficiency, reduces energy consumption, and the emission of reduction pollutant can obtain temperature and composition uniformity moreover.
Above-mentioned technical scheme has only embodied the utility model discloses technical scheme's preferred technical scheme, some changes that this technical field's technical personnel probably made to some parts wherein have all embodied the utility model discloses a principle belongs to within the protection scope of the utility model.

Claims (10)

1. The utility model provides a multi-functional variable frequency response aluminum alloy smelting furnace of large capacity, includes smelting furnace (1), its characterized in that, the lateral wall of smelting furnace (1) is provided with water outlet device (12), be provided with filter equipment (17) on water outlet device (12), filter equipment (17) include sedimentation tank (22), be provided with filter (21) in sedimentation tank (22), filter equipment (17) with be provided with submerged heater (23) between the delivery port of water outlet device (12).
2. The high-capacity multifunctional variable-frequency induction aluminum alloy smelting furnace according to claim 1, characterized in that the water outlet device (12) comprises a flow guide port (19), the flow guide port (19) is connected with an aluminum liquid flow channel (20), a sliding water outlet valve (24) is arranged at a water outlet of the water outlet device (12), and a flow control switch (25) is arranged on one side of the sliding water outlet valve (24).
3. The high-capacity multifunctional variable-frequency induction aluminum alloy smelting furnace according to claim 1, characterized in that the smelting furnace (1) comprises a crucible (2), the bottom and the outer side wall of the crucible (2) are provided with refractory brick layers (3), and the outer sides of the refractory brick layers (3) are provided with induction coils (4).
4. A high capacity multifunctional variable frequency induction aluminum alloy smelting furnace according to claim 1, characterized by that, the upper part of the smelting furnace (1) is provided with a degasser (18), and the degasser (18) is a vacuum degasser.
5. A high-capacity multifunctional variable-frequency induction aluminum alloy smelting furnace according to claim 3, characterized in that a magnetic yoke (5) for improving induction heating function is arranged outside the induction coil (4), and a support sleeve (6) is sleeved outside the magnetic yoke (5).
6. The high-capacity multifunctional variable-frequency induction aluminum alloy smelting furnace according to claim 5, characterized in that a smelting furnace shell (7) is arranged outside the supporting sleeve (6), a plurality of rows of mounting holes (8) are formed in the smelting furnace shell (7), and the distance between two adjacent rows of mounting holes (8) is consistent.
7. The high-capacity multifunctional variable-frequency induction aluminum alloy smelting furnace according to claim 6, characterized in that the distance between two adjacent mounting holes (8) in each row of the mounting holes (8) is consistent, a support screw (9) is correspondingly arranged in each mounting hole (8), and one end of the support screw (9) is in contact with the support sleeve (6).
8. The high-capacity multifunctional variable-frequency induction aluminum alloy smelting furnace according to claim 1, characterized in that a layer of furnace mouth bricks (10) is arranged at the furnace mouth of the smelting furnace (1), and an auxiliary supporting plate (11) for supporting a vacuum degassing device is fixedly arranged outside the layer of furnace mouth bricks (10).
9. A high-capacity multifunctional variable-frequency induction aluminum alloy smelting furnace according to claim 1, characterized in that one side of the smelting furnace (1) is provided with an inversion capacitor box (13), one side of the inversion capacitor box (13) is provided with a rectifier box (14), and one side of the rectifier box (14) is provided with a rectifier transformer (15).
10. A high-capacity multifunctional variable-frequency induction aluminum alloy smelting furnace according to claim 1, characterized in that a vacuum unit (16) is arranged at one side of the smelting furnace (1) far away from the inverter capacitor cabinet (13).
CN202021333451.4U 2020-07-07 2020-07-07 Multi-functional frequency conversion response aluminum alloy smelting furnace of large capacity Active CN212620061U (en)

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Application Number Priority Date Filing Date Title
CN202021333451.4U CN212620061U (en) 2020-07-07 2020-07-07 Multi-functional frequency conversion response aluminum alloy smelting furnace of large capacity

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Application Number Priority Date Filing Date Title
CN202021333451.4U CN212620061U (en) 2020-07-07 2020-07-07 Multi-functional frequency conversion response aluminum alloy smelting furnace of large capacity

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111780549A (en) * 2020-07-07 2020-10-16 苏州振湖电炉有限公司 Large-capacity multifunctional variable-frequency induction aluminum alloy smelting furnace

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111780549A (en) * 2020-07-07 2020-10-16 苏州振湖电炉有限公司 Large-capacity multifunctional variable-frequency induction aluminum alloy smelting furnace

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