CN101191160A - Device for extracting high pure aluminum - Google Patents
Device for extracting high pure aluminum Download PDFInfo
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- CN101191160A CN101191160A CNA2006101343894A CN200610134389A CN101191160A CN 101191160 A CN101191160 A CN 101191160A CN A2006101343894 A CNA2006101343894 A CN A2006101343894A CN 200610134389 A CN200610134389 A CN 200610134389A CN 101191160 A CN101191160 A CN 101191160A
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- flue
- lining
- boiler clothing
- furnace jacket
- crucible
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- Manufacture And Refinement Of Metals (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Abstract
The invention discloses an extraction device for high purity aluminum. The structural characteristics of the invention are that: a vertical blade cylindrical furnace jacket, a vertical conical lining and a lifting mechanism of the lining are adopted; three-phase current which is supplied to the furnace jacket flows along the axial direction of the furnace jacket, and then the furnace jacket becomes a stator of a three-phase asynchronous motor and generates alternating rotating magnetic field; after aluminum raw materials in a lining crucible in the furnace jacket are melted down, aluminum liquor becomes a rotor; under the effect of alternating magnetic field force, the rotor can rotate and stir along an axial line of the lining at high speed, and impurities are separated and pushed to the bottom; the lining is slowly lifted out of the furnace jacket by using the lifting mechanism, and the high purity aluminum is extracted after gradual cooling of the lining. The invention has the advantages of reasonable structural design, energy saving, high efficiency and high purity of products.
Description
One, technical field
The invention belongs to technical field of casting and metallurgy, be specifically related to a kind of device for extracting high pure aluminum.
Two, background technology
China is aspect the smelting purification of non-ferrous metal at present, general all adopt vacuum technique and electromagnetic induction heating stirring and induction areas and melting pot relative to two kinds of methods that slowly move, be so-called directional solidification method and zone melting method, and in these two kinds of Technologies, mostly adopt the structure of horizontal electromagnetic induction furnace again.And the electromagnetic induction boiler clothing of this kind horizontal chamber oven is a spirrillum, and thermo-efficiency is lower.Liquid aluminium in the crucible is half full state, stir insufficiently, inhomogeneous, purification degree is low to be 99.996% only, in extractive process, refined aluminium back and forth need be drawn through electromagnetic induction furnace and move 3-10 time, even more, the also difficult rafifinal of producing more than 99.9995%, its efficient is low, power consumption is high, yield poorly, cause the production cost height, this has just limited applying of rafifinal.
Three, summary of the invention
The purpose of this invention is to provide a kind of product purity height, power consumption is low, production efficiency is high and rational in infrastructure device for extracting high pure aluminum.
For achieving the above object, the present invention adopts following technical scheme: comprise flue, support and the lifting mechanism be made up of metal shell and plumbago crucible in electromagnetic induction boiler clothing, the boiler clothing, be characterized in adopting vertical blade round shape boiler clothing and Qi Nei that the flue of vertical truncated cone-shaped is installed; The top of the blade round shape boiler clothing outwards blade end of turnover is the terminals of three-phase electricity, is equipped with thermal insulation layer in the outside of boiler clothing, is equipped with insulation, heat insulation ring washer respectively at upper and lower end; Vertical truncated cone-shaped flue is upper coarse and lower fine structure, and the upper end has the feed inlet and outlet of flange seal; Lifting mechanism is installed in the top of flue.
The present invention is owing to adopted the columnar electromagnetic induction boiler clothing of vertical blade, the blade end on its top inserts three-phase alternating current, this has just changed the sense of current, the electric current of originally horizontal boiler clothing is mobile along the tangential direction of boiler clothing cylinder, and the electric current of present vertical electromagnetic induction boiler clothing is mobile along the axis direction of boiler clothing, and this just makes boiler clothing become the stator of asynchronous motor.After refined aluminium in the boiler clothing in the truncated cone-shaped flue is heated by boiler clothing, being fused into liquid state is filled in the flue, aluminium liquid in the flue crucible just becomes rotor like this, when feeding three-phase alternating current, boiler clothing just forms rotatingfield, make aluminium liquid rotor in the flue crucible, all the time rotate around the flue axis, make the high speed circumferential motion, aluminium liquid is stirred, under centrifugal action, flue is upper coarse and lower fine vertical frustum cone structure in addition, slowly promotes flue this moment, because the liquidus temperature Gradient Effect of pure metal and its impurity at first freezes solidly on the truncated cone-shaped crucible wall on top the liquidus temperature metallic aluminium high than impurity.And liquidus temperature is lower than the impurity of metallic aluminium, and it still keeps liquid under criticality, and is being rotated and pushes the enrichment of flue lower end to, thereby isolates the impurity in the refined aluminium effectively, has obtained rafifinal.Owing to reasonably utilize the complex art effect of aspects such as gravity, electric field, electric heating, hydromeehanics and metallography, make when in fusion process, promoting flue, the freezing interface does not have tomography, and disposable melting was purified more horizontal purifying plant shortening of time more than 3 hours; The purity of disposable melting rafifinal reaches more than 99.9995%, is equivalent to horizontal purifying plant and draws the purity of moving melting 5-15 time; The refined aluminium utilization ratio of raw materials improves 5%; Utilize lifting mechanism that flue is pulled out boiler clothing and cool off outward, energy-conservation, structure is also simplified, and power consumption reduces 1600Kwh/t.
Four, description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the structural representation of vertical blade round shape electromagnetic induction boiler clothing.
Five, embodiment
As shown in the figure, electromagnetic induction boiler clothing 7 is the blade round shape, and it is terminals of three-phase electricity that there are 6 blades blade upper end 6, and three-phase electricity inserts boiler clothing 7 thus.Be equipped with refractory insulating layer 5 in boiler clothing 7 outsides, wrap up with tinsel on thermal insulation layer 5 surfaces, is equipped with annular asbestos pad 8 respectively at the upper and lower end of boiler clothing 7, in order to insulation, heat insulation; Flue 9 is upper coarse and lower fine truncated cone-shaped structure.The high-intensity stainless steel plate of flue 9 shells, 3 usefulness is made, so that crucible 1 does not have tomography in the shell when being full of aluminium liquid, during high speed rotating, can finish aluminium liquid and separate impurities and crystallization, the feed inlet and outlet of flue 9 upper flange sealing, be with flange 12, blind flange 14 and the sealing-ring between the two 13, with bolt 23 fit sealings, on blind flange 14, be provided with the endoscope 20 of observing crucible 1 internal state, watercooling jacket 21 and watercooling jacket interface 22, be equipped with watercooling jacket 16 and water jacket interface 11 and valve tube interface 24 on these flue 9 tops, the cover plate 25 that prevents that aluminium liquid from spattering outward that is provided with suitable for reading of the crucible 1 of flue 9 has a vacuum pumping hole 26 that communicates with inner chamber 2 on the cover plate 25; The lifting mechanism of flue 9 is made up of metal chain sling 17, fixed pulley 18, wireline 19 and windlass 27, and lifting mechanism also can adopt bridge overhead travelling crane; Boiler clothing 7 and flue 9 all place on the support 4, and the scantlings of the structure of boiler clothing 7 and flue 9 need and be decided according to the user.10 is supporting cup among the figure, and 15 is expanding reach.
Below with example explanation production process.
The electromagnetic induction boiler clothing 7 diameter 0.35m that this example adopts, high 0.9m, the long 0.75m of blade, wide 0.15m, thick 0.012m.Flue 9 high 1.8m, upper diameter 0.28m, lower diameter 0.20m, expanding reach 15 diameter 0.35m, high 0.2m.Working process is: earlier that normal temperature is clean down aluminium ingot, quantitatively drop in the crucible 1 of flue 9, cover graphite cover plate 25 successively, with bolt 23 clamp flanges lid 14, flue 9 is put into boiler clothing 7, the vacuum pump water pump is connected the vacuum mouth of pipe 24 on the flue 9 respectively, water jacket interface 11,22, start the vacuum pump pump working, for boiler clothing 7 send, voltage is 3V, electric current 1600A, when 820 ℃ of crucible 1 Nei Wenduda, constant temperature 40 minutes, aluminium liquid high speed rotating stirring and segregation impurity in this moment crucible 1, start windlass 27 then, flue 9 is promoted with the 0.01m/ component velocity, this moment, voltage was adjusted to 2.5V, electric current 1100A, when flue 9 all shifts out boiler clothing 7, stop to open blind flange 14 for boiler clothing 7 power supplies thereupon, take out aluminium ingot, the aluminium ingot that its bottom small part contains impurity can remove, and all the other major parts are the rafifinal more than 99.9995%.After this device enters next production cycle.This device is through probationary certificate, and the refining time is short, and is energy-conservation, efficient, product purity is high, the aluminium that its purification degree is extracted than horizontal type device improve 6-15 doubly more than.
Claims (5)
1. device for extracting high pure aluminum, comprise electromagnetic induction boiler clothing (7), the flue of forming by metal shell (3) and plumbago crucible (1) in the boiler clothing (7), support (4) and lifting mechanism is characterized in that adopting vertical blade round shape boiler clothing (7) and the flue (9) of vertical truncated cone-shaped have been installed in it; The top of blade round shape boiler clothing (7) the outwards blade end (6) of turnover is the terminals of three-phase electricity, is equipped with thermal insulation layer (5) in the outside of boiler clothing (7), is equipped with insulation, heat insulation ring washer (8) respectively at upper and lower end; Vertical truncated cone-shaped flue (9) is upper coarse and lower fine structure, and the upper end has the feed inlet and outlet of flange seal; Lifting mechanism is installed in the top of flue (9).
2. according to the described purifying plant of claim 1, it is characterized in that the feed inlet and outlet on flue (9) top, is with the flange above it (12), blind flange (14) and the sealing-ring between the two (13), usefulness bolt (23) fit sealing.
3. according to claim 1,2 described purifying plants, it is characterized in that on blind flange (14), being provided with endoscope (20), watercooling jacket (21) and the water coolant interface (22) of observing crucible (1) internal state.
4. according to the described purifying plant of claim 1, it is characterized in that being equipped with watercooling jacket (16), water jacket interface (11) and valve tube interface (24) on flue (9) top.
5. according to the described purifying plant of claim 1, it is characterized in that suitable for reading at the crucible (1) of flue (9) being provided with the cover plate (25) that anti-aluminium liquid spills, have a vacuum pumping hole (26) that communicates with inner chamber (2) on the cover plate (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101343894A CN100497679C (en) | 2006-11-25 | 2006-11-25 | Device for extracting high pure aluminum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101343894A CN100497679C (en) | 2006-11-25 | 2006-11-25 | Device for extracting high pure aluminum |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101191160A true CN101191160A (en) | 2008-06-04 |
| CN100497679C CN100497679C (en) | 2009-06-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101343894A Expired - Fee Related CN100497679C (en) | 2006-11-25 | 2006-11-25 | Device for extracting high pure aluminum |
Country Status (1)
| Country | Link |
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| CN (1) | CN100497679C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102062537A (en) * | 2010-07-16 | 2011-05-18 | 重庆大学 | Composite magnesium alloy smelting experimental device |
| CN104263969A (en) * | 2014-09-09 | 2015-01-07 | 江苏大学 | Furnace pipe device and method for preparing ultra-high purity aluminum |
| CN111850319A (en) * | 2020-09-01 | 2020-10-30 | 南通泰德电子材料科技有限公司 | Water-cooled high-purity aluminum purification device |
| CN112575199A (en) * | 2020-12-07 | 2021-03-30 | 宁波建锡新材料有限公司 | Method for progressively purifying and smelting high-purity copper, nickel and cobalt metals |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102425933A (en) * | 2011-08-25 | 2012-04-25 | 南京邮电大学 | Zone melting device for highly purifying polymer semiconductor and method |
-
2006
- 2006-11-25 CN CNB2006101343894A patent/CN100497679C/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102062537A (en) * | 2010-07-16 | 2011-05-18 | 重庆大学 | Composite magnesium alloy smelting experimental device |
| CN102062537B (en) * | 2010-07-16 | 2012-11-14 | 重庆大学 | Composite magnesium alloy smelting experimental device |
| CN104263969A (en) * | 2014-09-09 | 2015-01-07 | 江苏大学 | Furnace pipe device and method for preparing ultra-high purity aluminum |
| CN104263969B (en) * | 2014-09-09 | 2016-04-27 | 江苏大学 | A kind of flue apparatus and method for the preparation of ultra-pure aluminum |
| CN111850319A (en) * | 2020-09-01 | 2020-10-30 | 南通泰德电子材料科技有限公司 | Water-cooled high-purity aluminum purification device |
| CN112575199A (en) * | 2020-12-07 | 2021-03-30 | 宁波建锡新材料有限公司 | Method for progressively purifying and smelting high-purity copper, nickel and cobalt metals |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100497679C (en) | 2009-06-10 |
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| C06 | Publication | ||
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| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: LIDA OPTOELECTRONICS CO., LTD. Free format text: FORMER NAME: TONG FUBIN |
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| CP03 | Change of name, title or address |
Address after: 508, South Industrial Road, Nanyang, Henan, zip code: 473003 Co-patentee after: Tong Fubin Patentee after: Lida Au Optronics Co Address before: Wanghua District Fushun City Xinmin Street, Liaoning Province Commission of eighteen groups of two Patentee before: Tong Fubin |
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| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090610 Termination date: 20101125 |