CN2802404Y - Stirring type aluminium holding furnace - Google Patents
Stirring type aluminium holding furnace Download PDFInfo
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- CN2802404Y CN2802404Y CN 200520200467 CN200520200467U CN2802404Y CN 2802404 Y CN2802404 Y CN 2802404Y CN 200520200467 CN200520200467 CN 200520200467 CN 200520200467 U CN200520200467 U CN 200520200467U CN 2802404 Y CN2802404 Y CN 2802404Y
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- stirring
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Abstract
The utility model discloses a stirring type aluminium holding furnace of electrolytic aluminium for casting ingot, which comprises an inner lining and a skeleton, wherein the inner lining is connected with the skeleton; a deslagging mouth, a discharging mouth, a hole of a thermocouple sheath, an inlet of an injecting channel, an outlet of a fume eduction tube, a prepared hole of a furnace door and prepared holes of electric heating elements, which are all arranged in the inner lining. The upper end of a hanger is fixed on channel steel which is arranged on the top of the furnace; a hanger brick is hung on the lower end of the hanger, and the hanger brick carries out casting in the refractory castable mode to form a furnace hanging ceiling. The thermocouple sheath, the injecting channel, the fume eduction tube, the electric heating elements and an electric heating device are respectively installed in the corresponding prepared holes of the inner lining; a front protection cover, a back protection cover and a junction box are respectively connected with the skeleton; the furnace door, a deslagging mouth plate and a discharging mouth plate are respectively installed on the prepared hole of the furnace door; on the deslagging mouth and the discharging mouth, a fume valve is connected with the fume eduction tube, and a support frame is connected with the injecting channel; an electromagnetic agitator is installed on the bottom part of the furnace. The utility model can prolong the life of the electric heating elements, enhance the quality of aluminum liquid and reduce oxidizing slag and the frequency of prepurging.
Description
Technical field:
The utility model relates to aluminium electroloysis aluminium production equipment, particularly relates to a kind of aluminium holding furnace.
Background technology:
The main effect of aluminium holding furnace be to the aluminium liquid from aluminium cell before the cast aluminium ingot, clarify, slagging-off, degasification and its chemical composition of adjustment, make aluminium ingot can guarantee castability and meet the standard of commodity aluminium.Inject temperature of aluminum liquid in the stove about 900 ℃ from electrolytic cell aluminium water, and suitable casting temperature is 700～750 ℃.The electric heat supply of stove except that insulation only melted down fixedly aluminium and additional various heat loss as change slag, prepurging, melt portions, to keep the balance of temperature in the production cycle.It is store into the tonnage of aluminium liquid measure as the specification of demarcating with molten bath in the stove, is the main production equipments of foundry, and working system be production continuously.
Aluminium holding furnace in the past mostly exists heating shorter service life, and the inner lining of furnace material is blocked up, the difficulty of skimming, and prepurging all is difficult to reach the requirement of regulation often at the aspects such as its chemical composition of clarification, degasification and adjustment of aluminium liquid.
Summary of the invention:
The purpose of this utility model is: a kind of novel stirring-type aluminium holding furnace is provided, and it can prolong the service life of heating, improves aluminium liquid quality, and can reduce oxidizing slag and prepurging number of times, is convenient to skim.
Formation of the present utility model is:, it comprises liner (1), skeleton (2), it is characterized in that: liner (1) is connected with skeleton (2), on liner (1), have slag tap (14), put boxhole (17), the hole of fire door (3) and the hole of thermocouple sheath (4), the import of material feeding groove (9), the outlet of flue gas fairlead (11), the hole of electrical heating elements (18) are installed, thermocouple sheath (4), material feeding groove (9), flue gas fairlead (11), heating (18), electric heater unit (8) are installed in respectively in the corresponding hole of liner (1)/mouth; Fire door (3) is installed on the firedoor hole of liner (1), slagging oralia (13), puts boxhole plate (16) and is installed in slag tap (14) respectively, puts on the boxhole (17), and gas fume valve (12) is connected with flue gas fairlead (11); The upper end of hanging (7) is fixed on the furnace roof channel-section steel of skeleton (2), and the lower end hangs suspended block, and the suspended block place carries out the cast of whole castable refractory, forms the stove furred ceiling; Preceding protective cover (5), back protective cover (6), terminal box (19) are connected with skeleton (2) respectively, and support (10) is connected with material feeding groove (9), and magnetic stirrer (15) is installed in bottom of furnace body.
In described formation, the material of liner (1) comprises alumina silicate fibre, insulated pouring material and castable refractory, and thickness is 400 millimeters; Heating (18) is arranged in below the top, furnace roof of stove, passes both walls side by side and connects, and is installed separately with furnace roof; Forward and backward both walls is equipped with fire door (3), and the heat-barrier material of fire door (3) adopts alumina silicate fibre; The left end wall is established aluminium liquid material feeding groove (9) and flue gas fairlead (11), and the right-hand member wall is established slag tap (14), put boxhole (17); Magnetic stirrer (15) is made up of isolating transformer, frequency-converting control device, furnace bottom inductor and cooling system; Heating (18) adopts Elema.
Characteristics of the present utility model are: liner (1) becomes 400 millimeters by more than 700 millimeter of former usual thickness, reduces materials more than 40%, has reduced construction cost; Forward and backward both walls is equipped with fire door (3), and fire door also is a skimming gate and put into the mouth that melts down solid ingot aluminium, make skim etc. easy to operate; The left end wall is established aluminium liquid material feeding groove (9) and flue gas fairlead (11), and the right-hand member wall is established slag tap (14), put boxhole (17); Heating (18) replaces resistance wire or resistive band with Elema, does not put into the suspended block preformed hole, but is placed on separately below the furnace roof, passes both walls side by side and connects, and is installed separately with furnace roof, and it is convenient to change, and has solved the problem of changing the heating difficulty; The heat insulation employing alumina silicate fibre of fire door has alleviated weight, and high insulating effect is opened light again; Magnetic stirrer (15) design is at furnace bottom, it is made up of isolating transformer, frequency-converting control device, furnace bottom inductor and cooling system, it is pasting drop-bottom substantially and is moving back and forth along furnace length, by electromagnetic force aluminum solutions in the stove is carried out contactless stirring, fast, fully, do not pollute aluminum solutions, can significantly improve the quality of aluminium alloy.
This aluminium holding furnace has following advantage:
1, the use amount that increases alumina silicate fibre can significantly reduce the use amount of lightening casting material, has reduced cost, high insulating effect; Its thickness has also satisfied the requirement of stove bottom electrical magnetic stirrer (15) simultaneously;
2, heating (18) separates separately with the stove furred ceiling to be installed, and is convenient for changing, and the element radiating surface is big, and is also beneficial to the stove furred ceiling;
3, the thermal insulation layer insulation material of fire door contact flame all adopts alumina silicate fibre, has alleviated weight and high insulating effect, opens light;
4, magnetic stirrer (15) is installed on furnace bottom, and the aluminium liquid quality in the stove is improved significant role.Its effect is: stir aluminum solutions by electromagnetic force (1), makes the chemical composition of melt even, and the deviation of whole stove alloying component is not more than 3 ‰; (2) do not pollute aluminum melt, significant when producing rafifinal and aluminium alloy; (3) temperature is even, and the temperature difference of solution is not more than 10 ℃, can reduce by 50 ℃ of smelting temperatures, shortens smelting time about 10%～20%; (4) can reduce scaling loss about 0.5%, only this item can make the time of making an investment in about 1 year of magnetic stirrer regain; (5) can reduce oxidizing slag and prepurging number of times, prolong the service life of smelting furnace; (6) can make the oxidizing slag orientation move to fire door, be convenient to skim; (7) can alleviate working strength of workers.
This aluminium holding furnace is fixed resistance furnace, and regular size is 16 tons, also can be designed to other specification according to user's needs.
Description of drawings:
Fig. 1 is a front view of the present utility model;
Fig. 2 is a vertical view of the present utility model;
Fig. 3 is a left view of the present utility model.
The specific embodiment:
Embodiment of the present utility model: the specification of determining the aluminium holding furnace according to the aluminium output of fluid of aluminium cell.
During construction, earlier with material welded case skeletons 2 such as steel plate, angle steel and channel-section steels, begin the lining construction of liner 1 from drop-bottom, use alumina silicate fibre, insulated pouring material, castable refractory, the thickness of liner 1 is 400 millimeters; Along with the end of liner 1, when perimeter walls raises, the outlet of the hole of relevant slag tap 14, the hole of putting boxhole 17, thermocouple sheath 4, fire door 3, the import of material feeding groove 9, flue gas fairlead 11, the preformed hole of electrical heating elements 18 have promptly been located formation; Install when reaching design height etc. perimeter walls and hang 7, hang 7 upper end and be fixed on the furnace roof channel-section steel of skeleton 2, hang the lower end and hang suspended block, the suspended block place carries out the cast of whole castable refractory, forms the stove furred ceiling; Subsequently thermocouple sheath 4, material feeding groove 9, flue gas fairlead 11, heating 18, electric heater unit 8 are installed in respectively in the corresponding preformed hole of liner 1, when heating 18 is installed, make it pass the hole of the wall and the suspended block of two sidelinings 1 side by side, be installed separately with furnace roof, to solve the problem of changing the heating difficulty; Preceding protective cover 5, back protective cover 6, terminal box 19 are connected with skeleton 2 respectively, and fire door 3 is installed on the firedoor hole of liner 1, and the heat-barrier material of fire door 3 adopts alumina silicate fibre, and in light weight, high insulating effect is opened light; Slagging oralia 13, put boxhole plate 16 and be installed in slag tap 14 respectively, put boxhole 17 and be in below the top, furnace roof of stove, on, gas fume valve 12 is connected with flue gas fairlead 11, and support 10 is connected with material feeding groove 9; At last magnetic stirrer 15 is installed in furnace bottom, promptly forms the stirring-type aluminium holding furnace of complete one.This magnetic stirrer 15 is made up of isolating transformer, frequency-converting control device, furnace bottom inductor and cooling system; It is pasting drop-bottom and is moving back and forth along furnace length, and its electromagnetic force is carried out contactless stirring to aluminum solutions in the stove, and is quick, abundant, does not pollute aluminum solutions, thereby significantly improves the quality of aluminium alloy.
Claims (8)
1. stirring-type aluminium holding furnace, it comprises liner (1), skeleton (2), it is characterized in that: liner (1) is connected with skeleton (2), on liner (1), have slag tap (14), put boxhole (17), the hole of fire door (3) and the hole of thermocouple sheath (4), the import of material feeding groove (9), the outlet of flue gas fairlead (11), the hole of electrical heating elements (18) are installed, thermocouple sheath (4), material feeding groove (9), flue gas fairlead (11), heating (18), electric heater unit (8) are installed in respectively in the corresponding hole of liner (1)/mouth; Fire door (3) is installed on the firedoor hole of liner (1), slagging oralia (13), puts boxhole plate (16) and is installed in slag tap (14) respectively, puts on the boxhole (17), and gas fume valve (12) is connected with flue gas fairlead (11); The upper end of hanging (7) is fixed on the furnace roof channel-section steel of skeleton (2), and the lower end hangs suspended block, and the suspended block place carries out the cast of whole castable refractory, forms the stove furred ceiling; Preceding protective cover (5), back protective cover (6), terminal box (19) are connected with skeleton (2) respectively, and support (10) is connected with material feeding groove (9), and magnetic stirrer (15) is installed in bottom of furnace body.
2. stirring-type aluminium holding furnace according to claim 1 is characterized in that: the material of liner (1) comprises alumina silicate fibre, insulated pouring material and castable refractory, and thickness is 400 millimeters.
3. stirring-type aluminium holding furnace according to claim 1 is characterized in that: heating (18) adopts Elema.
4. according to claim 1 or 3 described stirring-type aluminium holding furnaces, it is characterized in that: heating (18) is arranged in below the top, furnace roof of stove, passes both walls side by side and connects, and is installed separately with furnace roof.
5. stirring-type aluminium holding furnace according to claim 1 is characterized in that: the heat-barrier material of fire door (3) adopts alumina silicate fibre.
6. stirring-type aluminium holding furnace according to claim 1 is characterized in that: magnetic stirrer (15) is made up of isolating transformer, frequency-converting control device, furnace bottom inductor and cooling system.
7. stirring-type aluminium holding furnace according to claim 1 is characterized in that: forward and backward both walls is equipped with fire door (3).
8. stirring-type aluminium holding furnace according to claim 1 is characterized in that: the left end wall is established aluminium liquid material feeding groove (9) and flue gas fairlead (11), and the right-hand member wall is established slag tap (14), put boxhole (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520200467 CN2802404Y (en) | 2005-07-01 | 2005-07-01 | Stirring type aluminium holding furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520200467 CN2802404Y (en) | 2005-07-01 | 2005-07-01 | Stirring type aluminium holding furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2802404Y true CN2802404Y (en) | 2006-08-02 |
Family
ID=36847114
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520200467 Expired - Fee Related CN2802404Y (en) | 2005-07-01 | 2005-07-01 | Stirring type aluminium holding furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2802404Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009006775A1 (en) * | 2007-07-10 | 2009-01-15 | Shandong Huate Magnet Technology Co., Ltd | A stirring molten bath, an online stirring apparatus and the method of laying out the apparatus |
| CN105716420A (en) * | 2016-03-08 | 2016-06-29 | 焦伟丽 | Agitated reaction kettle for preparing novel aluminum product |
-
2005
- 2005-07-01 CN CN 200520200467 patent/CN2802404Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2009006775A1 (en) * | 2007-07-10 | 2009-01-15 | Shandong Huate Magnet Technology Co., Ltd | A stirring molten bath, an online stirring apparatus and the method of laying out the apparatus |
| CN105716420A (en) * | 2016-03-08 | 2016-06-29 | 焦伟丽 | Agitated reaction kettle for preparing novel aluminum product |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: GUIYANG ALUMINUM AND MAGNESIUM DESIGN INSTITUTE CO Free format text: FORMER NAME: GUIYANG ALUMINIUM AND MAGNESIUM DESIGN INST. |
|
| CP03 | Change of name, title or address |
Address after: 550081 Guiyang Province, Jinyang New District, Zhu Zhu Road, No. 2 Patentee after: Guiyang Aluminum & Magnesium Design Institute Co., Ltd. Address before: 550004 No. 208, Beijing Road, Guiyang, Guizhou Patentee before: Guiyang Aluminium and Magnesium Design Inst. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060802 Termination date: 20140701 |
|
| EXPY | Termination of patent right or utility model |