CN102615256A - Aluminum liquid intrusive type heating heat insulation system - Google Patents
Aluminum liquid intrusive type heating heat insulation system Download PDFInfo
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- CN102615256A CN102615256A CN2012101134930A CN201210113493A CN102615256A CN 102615256 A CN102615256 A CN 102615256A CN 2012101134930 A CN2012101134930 A CN 2012101134930A CN 201210113493 A CN201210113493 A CN 201210113493A CN 102615256 A CN102615256 A CN 102615256A
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- intrusive mood
- aluminium liquid
- heater
- thermocouple
- getter
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Abstract
The invention discloses an aluminum liquid intrusive type heating heat insulation system, which comprises a degassing machine and a tundish for containing aluminum liquid, wherein a thermocouple and an intrusive type heater are arranged on the degassing machine, one end of the thermocouple and one end of the intrusive type heater are in arrangement of being connected with a control panel of the degassing machine through a compensation conducting wire, and the other end of the thermocouple and the other end of the intrusive type heater are inserted into the aluminum liquid in the tundish along with the descending of a degassing machine rotor. Through adopting the mode, the aluminum liquid intrusive type heating heat insulation system provided by the invention has the advantages that the installation and the use are convenient, the fuel gas consumption can be reduced, no waste gas is generated, the environment is protected, and in addition, the temperature control is precise.
Description
Technical field
The present invention relates to the aluminium alloy casting field, particularly relate to the intrusive mood heat tracing system of a kind of melting aluminium liquid at getter aluminium liquid.
Background technology
In alloy product was produced, casting (comprising low pressure casting, gravitational casting etc.) was very current a kind of production method.In Foundry Production, for reaching best casting effect, reduce product defects, its control to temperature of aluminum liquid is very strict, generally is controlled to require to overrun then can not join in the casting machine and produce in temperature ± 10 ℃.
In existing production technology, generally be the temperature of control aluminium liquid in smelting furnace, reach the temperature requirement that changes in the low pressure holding furnace, but its technology there are a lot of shortcomings:
1, aluminium liquid can cause aluminium liquid thermal loss in degasification and transport process, and this just requires, and temperature of aluminum liquid is than the high 50-60 of temperature in the low pressure machine holding furnace ℃ in the smelting furnace, and the burning cost is higher;
2, in degasification of aluminium liquid and transport process owing to smelting furnace, go out othernesses such as water speed, tundish, getter, transhipment distance, make aluminium liquid get into the low pressure holding furnace after temperature contrast also very big, and then production technology instability;
3, in actual production, because a variety of causes causes temperature of aluminum liquid can not satisfy technological requirement, melt down fusing again after can only watering ingot, waste energy;
4, smelting furnace aluminium liquid is the natural gas mode of heating in the process of heating, and promptly area of heating surface temperature of aluminum liquid is transmitted to bottom aluminium liquid through heat, and aluminium liquid differs greatly and inefficiency up and down;
5, when the smelting furnace heating system breaks down, there are not other stand-by heat systems, can only stop to produce.
Summary of the invention
The technical problem that the present invention mainly solves provides a kind of aluminium liquid intrusive mood heat tracing system, and is easy to install, can reduce gas consumption, and no waste gas produces, the protection environment, and temperature control is accurately.
For solving the problems of the technologies described above; The technical scheme that the present invention adopts is: a kind of aluminium liquid intrusive mood heat tracing system is provided; Comprise getter and the tundish that holds aluminium liquid, described getter is provided with thermocouple and intrusive mood heater, and an end of thermocouple and intrusive mood heater is connected setting through compensating wire with the control panel of getter; The other end of thermocouple and intrusive mood heater is with the decline of getter rotor, and is inserted in the aluminium liquid of tundish.
In preferred embodiment of the present invention, described thermocouple is arranged on protecting tube inside.
In preferred embodiment of the present invention, described protecting tube and intrusive mood heater are arranged on the getter through fastener.
In preferred embodiment of the present invention, described fastener is a ring flange.
In preferred embodiment of the present invention, described control panel is provided with temperature controller.
In preferred embodiment of the present invention, described intrusive mood heater is electrical heating, adopts the nickel-chromium alloy heating resistor.
In preferred embodiment of the present invention, the shell of described intrusive mood heater adopts sialon.
The invention has the beneficial effects as follows: aluminium liquid intrusive mood heat tracing of the present invention system, comprise getter, getter is provided with thermocouple and intrusive mood heater; Easy to install, can reduce gas consumption, no waste gas produces; The protection environment, and temperature control is accurately.
Description of drawings
Fig. 1 is the structural representation of aluminium liquid intrusive mood heat tracing of the present invention system one preferred embodiment;
The mark of each parts is following in the accompanying drawing: 1, getter, 2, tundish, 3, aluminium liquid, 4, thermocouple well, 5, thermocouple, 6, compensating wire, 7, temperature controller, 8, control panel, 9, the intrusive mood heater.
The specific embodiment
Below in conjunction with accompanying drawing preferred embodiment of the present invention is set forth in detail, thereby protection scope of the present invention is made more explicit defining so that advantage of the present invention and characteristic can be easier to it will be appreciated by those skilled in the art that.
See also Fig. 1, a kind of aluminium liquid intrusive mood heat tracing provided by the invention system comprises getter 1 and the tundish 2 that holds aluminium liquid 3.Getter 1 among the present invention is provided with thermocouple 5 and intrusive mood heater 9; Thermocouple 5 is arranged on protecting tube 4 inside; One end of this thermocouple 5 and intrusive mood heater 9 is connected setting through compensating wire 6 with the control panel 8 of getter 1; The other end of thermocouple 5 and intrusive mood heater 9 is with the decline of getter 1 rotor, and is inserted in the aluminium liquid 3 of tundish 2.
Adopt anti-Quench to swash titanium alloy material among the present invention and make protecting tube 4, corrosion-resistant, long service life.Intrusive mood heater 9 is electrical heating, adopts the nickel-chromium alloy heating resistor, and programming rate is fast, and temperature control is accurate, and no waste gas produces, the protection environment.Wherein, the shell of intrusive mood heater 9 adopts sialon, and long service life is easy to install.
Protecting tube 4 in above-mentioned is arranged on the getter 1 through fastener with intrusive mood heater 9, and this fastener is a ring flange, also can be other fasteners, and it is installed firmly, does not come off.Protecting tube 4 and the decline of intrusive mood heater 9 along with getter 1 rotor, and be inserted in the aluminium liquid in the time of degasification, begin to detect and the control temperature of aluminum liquid, and temperature of aluminum liquid begins to finish to degasification that whole process can both be monitored in real time and accurately control from degasification; Because intrusive mood heater 9 can suitably reduce smelting temperature, reduce melting scaling loss and oxide.
Wherein, thermocouple 5 is drawn control panel 8 temperature control systems that compensating wire 6 is received getter 1 with intrusive mood heater 9, thus the temperature of aluminium liquid 3 in the control tundish 2.This control panel 8 is provided with temperature controller 7, can directly read the temperature and the record of aluminium liquid.
The aluminium liquid intrusive mood heat tracing system that the present invention discloses compared with prior art comprises following advantage:
1, because the temperature loss in degassing procedure can be by 9 compensation of intrusive mood heater and control, the smelting furnace leaving water temperature can suitably reduce, and reduces gas consumption;
2, the aluminium liquid 3 in the tundish 2 can be eliminated out the temperature difference opposite sex influence that water flow velocity, tundish, getter and the parameter difference opposite sex are brought behind intrusive mood heater 9 heat tracings;
3, aluminium liquid 3 goes out when temperature is low behind the smelting furnace can not satisfy technological requirement, can heat to require temperature after, be transported to again in the low pressure holding furnace;
4, because of intrusive mood heater 9 is insertion aluminium liquid deep, the heating at aluminium liquid center, programming rate is very fast and temperature of aluminum liquid is even, and heat loss is very little;
5, smelting temperature and process temperature reduce, and can not produce superheated aluminum liquid, reduce the oxidation and the scaling loss of aluminium liquid 3;
When 6, the smelting furnace heating system broke down, the aluminium liquid 3 of lower temperature was come out of the stove the back in the intensification of 2 degasification stages of tundish, reaches technological requirement, guarantees ordinary production;
7, intrusive mood heater 9 is electrical heating, and temperature control accurately, and is easy to install, and no waste gas produces, the protection environment.
The above is merely embodiments of the invention; Be not so limit claim of the present invention; Every equivalent structure or equivalent flow process conversion that utilizes specification of the present invention and accompanying drawing content to be done; Or directly or indirectly be used in other relevant technical fields, all in like manner be included in the scope of patent protection of the present invention.
Claims (7)
1. aluminium liquid intrusive mood heat tracing system; Comprise getter and the tundish that holds aluminium liquid; It is characterized in that described getter is provided with thermocouple and intrusive mood heater, an end of thermocouple and intrusive mood heater is connected setting through compensating wire with the control panel of getter; The other end of thermocouple and intrusive mood heater is with the decline of getter rotor, and is inserted in the aluminium liquid of tundish.
2. aluminium liquid intrusive mood heat tracing according to claim 1 system is characterized in that described thermocouple is arranged on protecting tube inside.
3. aluminium liquid intrusive mood heat tracing according to claim 1 and 2 system is characterized in that described protecting tube and intrusive mood heater are arranged on the getter through fastener.
4. aluminium liquid intrusive mood heat tracing according to claim 3 system is characterized in that described fastener is a ring flange.
5. aluminium liquid intrusive mood heat tracing according to claim 1 system is characterized in that described control panel is provided with temperature controller.
6. aluminium liquid intrusive mood heat tracing according to claim 1 system is characterized in that described intrusive mood heater is electrical heating, adopts the nickel-chromium alloy heating resistor.
7. aluminium liquid intrusive mood heat tracing according to claim 1 system is characterized in that, the shell of described intrusive mood heater adopts sialon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101134930A CN102615256A (en) | 2012-04-18 | 2012-04-18 | Aluminum liquid intrusive type heating heat insulation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101134930A CN102615256A (en) | 2012-04-18 | 2012-04-18 | Aluminum liquid intrusive type heating heat insulation system |
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| CN102615256A true CN102615256A (en) | 2012-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012101134930A Pending CN102615256A (en) | 2012-04-18 | 2012-04-18 | Aluminum liquid intrusive type heating heat insulation system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104101403A (en) * | 2014-07-21 | 2014-10-15 | 南通高新工业炉有限公司 | Testing device for lower limit of molten aluminum |
| CN110756750A (en) * | 2019-11-26 | 2020-02-07 | 扬州瑞斯乐复合金属材料有限公司 | Isothermal casting method of wrought aluminum alloy round ingot |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010047011A (en) * | 1999-11-17 | 2001-06-15 | 이구택 | Method for heating molten steel by combution of hydrogen gas |
| CN200946982Y (en) * | 2006-08-11 | 2007-09-12 | 上海埃鲁秘工业炉制造有限公司 | Mixed electrical heating aluminum alloy liquid thermal insulating furnace |
| CN201625777U (en) * | 2010-04-19 | 2010-11-10 | 中信戴卡轮毂制造股份有限公司 | Low pressure casting machine holding furnace |
| CN201704386U (en) * | 2010-04-23 | 2011-01-12 | 福州麦特新高温材料有限公司 | On-line aluminum liquid degassing machine with sealing device |
| CN102337414A (en) * | 2011-07-07 | 2012-02-01 | 大亚科技股份有限公司 | Degassing machine temperature monitoring device |
| CN202571206U (en) * | 2012-04-18 | 2012-12-05 | 大亚车轮制造有限公司 | Molten-aluminium intrusive type heating and insulating system |
-
2012
- 2012-04-18 CN CN2012101134930A patent/CN102615256A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010047011A (en) * | 1999-11-17 | 2001-06-15 | 이구택 | Method for heating molten steel by combution of hydrogen gas |
| CN200946982Y (en) * | 2006-08-11 | 2007-09-12 | 上海埃鲁秘工业炉制造有限公司 | Mixed electrical heating aluminum alloy liquid thermal insulating furnace |
| CN201625777U (en) * | 2010-04-19 | 2010-11-10 | 中信戴卡轮毂制造股份有限公司 | Low pressure casting machine holding furnace |
| CN201704386U (en) * | 2010-04-23 | 2011-01-12 | 福州麦特新高温材料有限公司 | On-line aluminum liquid degassing machine with sealing device |
| CN102337414A (en) * | 2011-07-07 | 2012-02-01 | 大亚科技股份有限公司 | Degassing machine temperature monitoring device |
| CN202571206U (en) * | 2012-04-18 | 2012-12-05 | 大亚车轮制造有限公司 | Molten-aluminium intrusive type heating and insulating system |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104101403A (en) * | 2014-07-21 | 2014-10-15 | 南通高新工业炉有限公司 | Testing device for lower limit of molten aluminum |
| CN110756750A (en) * | 2019-11-26 | 2020-02-07 | 扬州瑞斯乐复合金属材料有限公司 | Isothermal casting method of wrought aluminum alloy round ingot |
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Application publication date: 20120801 |