CN202973875U - Rectangular aluminum liquid thermal insulation furnace suitable for continuous casting and rolling process - Google Patents
Rectangular aluminum liquid thermal insulation furnace suitable for continuous casting and rolling process Download PDFInfo
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- CN202973875U CN202973875U CN 201220679197 CN201220679197U CN202973875U CN 202973875 U CN202973875 U CN 202973875U CN 201220679197 CN201220679197 CN 201220679197 CN 201220679197 U CN201220679197 U CN 201220679197U CN 202973875 U CN202973875 U CN 202973875U
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- rectangular aluminum
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Abstract
The utility model discloses a rectangular aluminum liquid thermal insulation furnace suitable for a continuous casing and rolling process. The rectangular aluminum liquid thermal insulation furnace comprises a furnace body steel structure, a furnace body, a furnace door, a combustion system, a smoke exhaust system and an electric control system and is characterized in that the portion, contacted with aluminum liquid, under a slag line of the furnace is integrally poured by non-sticky aluminum pouring materials, the furnace top is of a lighting brick pouring flat top structure, and the furnace door in electrically lifted. The rectangular aluminum liquid thermal insulation furnace is square in outside, round in inside, attractive in appearance, reasonable in structure, good in clinkering resistance, good in thermal insulation effect, suitable for large-tonnage continuous casting and rolling process requirements, good in aluminum liquid quality, free of slag bonding and long in service life of the furnace body.
Description
Technical field
The utility model relates to aluminium melting production and processing field, and is specifically a kind of for producing aluminium liquid intensification before the castings such as aluminium bar, aluminium sheet, aluminium bar, insulation, refining, standing aluminium liquid holding furnace after the aluminium ingot fusing.
Background technology
Aluminium is the present metal of consumption maximum except iron and steel in the world, and the scope of application of aluminium is quite extensive, comprises all trades and professions such as aluminium bar, aluminium sheet, aluminium bar, aluminium die casting.The equipment that is used in the world at present the insulation of aluminium liquid comprises two kinds of circular aluminum liquid holding furnace and rectangular aluminum liquid holding furnaces, and design form is also varied, and heat insulation effect and performance are also uneven, and major part has the furnace wall to glue aluminium, the weak points such as inconvenient operation.And circular holding furnace is not suitable for the large-tonnage continuous casting and rolling, and general square furnace does not reach requirement yet on structure and technique, and its super large shape furnace roof and super wide fire door refractory material are easy to crack, damage, paralysis are collapsed.
Summary of the invention
The purpose of this utility model is exactly for above-mentioned the deficiencies in the prior art, and a kind of rational in infrastructure, rectangular aluminum liquid holding furnace that is suitable for casting and rolling process that resistive connection slag performance is good is provided.
The technical solution adopted in the utility model is as follows:
A kind of rectangular aluminum liquid holding furnace that is suitable for casting and rolling process, include furnace binding, body of heater, fire door, combustion system, smoke evacuation system and electric control system is characterized in that: the slag line of its body of heater is following adopts not sticking aluminium castable integrated poured with aluminium liquid contact portion, furnace roof adopts hanger brick cast flat-tope structure, and fire door adopts the electric up-down mode.
Described fire door is provided with two.
The angle of skimming of the stove gate of described fire door inboard is 25 °.
Described combustion system adopts four burners, and they are divided into two pairs of two ends that are arranged on body of heater.
The below of described body of heater one side burner is provided with the dewatering outlet, and this wing furnace body sidewall is provided with the temperature measuring equipment that is between burner and dewatering outlet.
The beneficial effects of the utility model have:
Foreign side interior angle circle, good looking appearance, is suitable for the requirement of large-tonnage casting and rolling process at rational in infrastructure, anti-clinkering property, high insulating effect, and aluminium liquid quality is good, not slagging scorification, body of heater long service life.
Description of drawings
Fig. 1 is the cross-sectional view of facing of the present utility model.
Fig. 2 is the cross-sectional view of overlooking of the present utility model.
Fig. 3 is that cross-sectional view is looked on a left side of the present utility model.
In accompanying drawing, 1, integral furnace bottom; 2, hard calcium silicate board; 3, insulating brick; 4, furnace bottom antiseepage castable; 5, not sticking aluminium castable; 6, dewatering outlet; 7, burn right device; 8, burner dedicated pouring material; 9, furnace roof castable; 10, hanger brick; 11, hanging hook; 12, furnace roof crossbeam; 13, pressure sensor; 14, furnace temperature thermocouple; 15, furnace shell steel structure; 16, anchoring hook; 17, steel fiber castable; 18, exhaust opening; 19, skimming gate A; 20, skimming gate B; 21, aluminium liquid temperature thermocouple.
The specific embodiment
The utility model is further described below in conjunction with accompanying drawing:
As Figure 1-3, furnace binding of the present utility model includes integral furnace bottom 1, furnace shell steel structure 15 and furnace roof crossbeam 12.Integral furnace bottom 1 and furnace shell steel structure 15 are welded by the thick steel plate of 10mm (Q235-A) and shaped steel, and better mechanism intensity is arranged, and reinforce steel construction with anti-deformation at key position.Integral furnace bottom 1 adopts 10MM steel plate and No. 20 channel-section steels to be spliced, and better mechanism intensity is arranged.Furnace roof crossbeam 12 is comprised of No. 25 I-steel, is densely covered with No. 10 channel-section steels and No. 10 I-steel, and in order to the hanging hook 11 that top hanging brick 10 and metal are installed, hanging hook 11 is evenly arranged every 300mm, and hanger brick 10 is fixed on furnace roof crossbeam 12.Furnace roof adopts the flat-tope structure can the enhanced rad effect, improves the effect fuel availability, energy savings, and sound construction, the life-span is long.
Polycrystalline substance of the present utility model is that integral furnace bottom 1 top is hard calcium silicate board 2, insulating brick 3, furnace bottom antiseepage castable 4 and sticking aluminium castable 5 successively.The molten bath part adopts the not sticking integrated poured construction of aluminium castable 5, can effectively prevent the bonding phenomenon of aluminium and furnace lining, internal layer is built by laying bricks or stones by the castable of impervious aluminium and insulating brick and is formed, during construction, piecemeal is poured into a mould with advancing, be provided with spill wedge mouth between piece and piece, change and anti-aluminium liquid seepage to adapt to expand with heat and contract with cold, also have simultaneously fabulous heat insulation effect.Side wall more than metal line 300mm is by tonerde brick (or three grades of high-alumina bricks), and light-weight insulating brick and ceramic fiber blanket form, and the top is comprised of quality refractory concrete, ceramic fiber blanket, light thermal-shield refractory concrete.With the heat resisting steel clip, hanger brick is fixed on furnace roof shaped steel all arranging uniformly every stove 300mm on furnace roof.
The utility model adopts two fire doors of skimming, and is respectively skim an A19 and a B20 that skims, and the angle of skimming of stove gate is designed to 25 °, can skim more easily and the deironing operation, and fire door adopts electric up-down, and automaticity is high, and improves the running stability of fire door.The kind of drive of fire door is the chain transmission, and clamping mode is self-weight clamping.
Because stove beam brick overall width above fire door is larger, adopt little shape precast block in design and hang with bolt on the fire door gooseneck through the refractory material prefabricated piece of high temperature sintering, adopt this scheme, guaranteed that all prefabricated sections are abundant sintering on the one hand, on the other hand, due to every block of prefabricated component all very little (only have 300MM long), the swell increment of single-piece is very little, is not prone to cracking phenomena.
The surrounding of fire door, stove gate all adopts the piecemeal heat resisting casting to assembly, material is heat-proof nodular cast iron, the equal mechanical process of all foundry goods faying faces, fitted seal effect is preferably arranged, the fritter cast-iron structure of this piecemeal splicing is conducive to reduce the amount of expanding with heat and contract with cold, the oven door sealing effect be can effectively improve, cracking and local shedding phenomenon avoided occurring.
The utility model has used 7, four angled arrangements of burner 7 of four burners, and flue gas enters preheater by exhaust opening, and the air after preheating enters burner 7 and makes combustion air, further reduces energy consumption.The below of body of heater one side burner 7 is provided with dewatering outlet 6, and this wing furnace body sidewall is provided with the temperature measuring equipment that is between burner and delivery port, and namely the aluminium liquid temperature thermocouple 21 in accompanying drawing 1, can regulate automatically by the temperature of aluminium liquid the large and small fire of burner 7.Burner dedicated pouring material 8 materials are the corundum mullite.
Other undeclared part that the utility model relates to is same as the prior art.
Claims (5)
1. rectangular aluminum liquid holding furnace that is suitable for casting and rolling process, include furnace binding, body of heater, fire door, combustion system, smoke evacuation system and electric control system is characterized in that: the slag line of its body of heater is following adopts not sticking aluminium castable integrated poured with aluminium liquid contact portion, furnace roof adopts hanger brick cast flat-tope structure, and fire door adopts the electric up-down mode.
2. the rectangular aluminum liquid holding furnace that is suitable for casting and rolling process according to claim 1, it is characterized in that: described fire door is provided with two.
3. the rectangular aluminum liquid holding furnace that is suitable for casting and rolling process according to claim 2 is characterized in that: the angle of skimming of the stove gate of described fire door inboard is 25 °.
4. the rectangular aluminum liquid holding furnace that is suitable for casting and rolling process according to claim 1 is characterized in that: described combustion system adopts four burners, and they are divided into two pairs of two ends that are arranged on body of heater.
5. the rectangular aluminum liquid holding furnace that is suitable for casting and rolling process according to claim 4, it is characterized in that: the below of described body of heater one side burner is provided with the dewatering outlet, and this wing furnace body sidewall is provided with the temperature measuring equipment that is between burner and dewatering outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220679197 CN202973875U (en) | 2012-12-11 | 2012-12-11 | Rectangular aluminum liquid thermal insulation furnace suitable for continuous casting and rolling process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220679197 CN202973875U (en) | 2012-12-11 | 2012-12-11 | Rectangular aluminum liquid thermal insulation furnace suitable for continuous casting and rolling process |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202973875U true CN202973875U (en) | 2013-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220679197 Expired - Fee Related CN202973875U (en) | 2012-12-11 | 2012-12-11 | Rectangular aluminum liquid thermal insulation furnace suitable for continuous casting and rolling process |
Country Status (1)
| Country | Link |
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| CN (1) | CN202973875U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102954690A (en) * | 2012-12-11 | 2013-03-06 | 江苏天地龙线材有限公司 | Rectangular molten aluminum maintaining furnace suitable for continuous casting and rolling process |
-
2012
- 2012-12-11 CN CN 201220679197 patent/CN202973875U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102954690A (en) * | 2012-12-11 | 2013-03-06 | 江苏天地龙线材有限公司 | Rectangular molten aluminum maintaining furnace suitable for continuous casting and rolling process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130605 Termination date: 20151211 |
|
| EXPY | Termination of patent right or utility model |