CN203454747U - Crucible aluminum melting furnace - Google Patents

Crucible aluminum melting furnace Download PDF

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Publication number
CN203454747U
CN203454747U CN201320358735.2U CN201320358735U CN203454747U CN 203454747 U CN203454747 U CN 203454747U CN 201320358735 U CN201320358735 U CN 201320358735U CN 203454747 U CN203454747 U CN 203454747U
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CN
China
Prior art keywords
crucible
burner
heater
blower fan
recovery pipe
Prior art date
Application number
CN201320358735.2U
Other languages
Chinese (zh)
Inventor
王有全
Original Assignee
成都赛德立热能科技有限公司
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Publication date
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Priority to CN201320358735.2U priority Critical patent/CN203454747U/en
Application granted granted Critical
Publication of CN203454747U publication Critical patent/CN203454747U/en

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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E20/00Combustion technologies with mitigation potential
    • Y02E20/34Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00Technologies related to metal processing
    • Y02P10/25Process efficiency

Abstract

The utility model discloses a crucible aluminum melting furnace which comprises a furnace body, a crucible, a burner, an exhaust channel, a chimney, a heat exchanger, a blower fan and a waste heat recovery pipe, wherein the crucible is sleeved in the furnace body to form a combustion chamber, one end of the waste heat recovery pipe communicates with the burner, the other end of the waste heat recovery pipe is connected with the blower fan. The burner and the exhaust channel are arranged on the bottom of the furnace body, and the exhaust channel is connected with the chimney through the heat exchanger. The heat exchanger cooperates with the blower fan to send heat energy of flue gas into the burner through the waste heat recovery pipe. Heat energy of high temperature flue gas can be recovered and used for combustion air for heating and combusting. When the smoke evacuation temperature is lowered, the melting efficiency of alloy ingot can be improved.

Description

Crucible melts aluminium stove
Technical field
The utility model relates to a kind of smelting non-ferrous metal equipment, particularly a kind ofly take the molten aluminium stove of crucible that combustion gas is fuel.
Background technology
Traditional aluminium alloy smelting equipment mainly be take Fuel Furnace class crucible furnace as main, as China Patent No. " 200920023874.3 " discloses a kind of thermal cycle environmental protection and energy saving smelting furnace, its open day is on 01 06th, 2010, its technical scheme be described thermal cycle environmental protection and energy saving smelting furnace comprise body of heater and with the supporting crucible of body of heater, described bottom of furnace body is provided with air inlet, the middle and upper part of described body of heater is provided with coal feed point, the top of described body of heater is provided with a UTILIZATION OF VESIDUAL HEAT IN pipe, the bottom of described UTILIZATION OF VESIDUAL HEAT IN pipe communicates with burner hearth, the other end of described UTILIZATION OF VESIDUAL HEAT IN pipe is aimed at crucible, on described body of heater along and crucible this be provided with capping.
But the prior art that the above-mentioned patent document of take is representative, in actual use, still exist following defect: one, the flue gas after burning returns to burner hearth through UTILIZATION OF VESIDUAL HEAT IN pipe, flue gas be unfavorable for coal-fired fully, evenly burning, cause the coal-fired heat producing inhomogeneous, the burn-off rate of alloy pig is slow, and coal-fired burn incompletely, also causes production cost to increase; Two, the unprocessed direct discharge of high-temperature flue gas producing after fired coal combustion, is unfavorable for environmental protection, and also causes thermal waste; Three, can not accurately control the temperature in burner hearth.
Summary of the invention
The purpose of this utility model is to solve the above-mentioned problems in the prior art, a kind of molten aluminium stove of crucible that combustion gas is fuel of take is provided, the utility model can be by the energy recovery in high-temperature flue gas, and required combustion air during for heating flame, when reducing exhaust gas temperature, can also improve the melting efficiency of alloy pig.
For achieving the above object, the technical solution adopted in the utility model is as follows:
A kind of crucible melts aluminium stove, it is characterized in that: comprise body of heater, crucible, burner, exhaust passage, chimney, heat exchanger, blower fan and waste heat recovery pipe, described crucible sleeve is contained in body of heater, and form combustion chamber, one end of described waste heat recovery pipe is communicated with burner, and the other end is connected with blower fan, and described burner and exhaust passage are arranged on bottom of furnace body, exhaust passage is connected with chimney by heat exchanger, and heat exchanger coordinates the heat energy in flue gas is sent in burner through waste heat recovery pipe with blower fan.
The molten aluminium stove of described crucible also comprises control cabinet, and described control cabinet is connected with burner by control line.
In described body of heater, be provided with temperature sensor, described temperature sensor is connected with control cabinet.
Described exhaust passage is tapered channel, and its small-caliber end is arranged in body of heater.
In described furnace body wall, be evenly provided with a plurality of incubation cavities.
Employing the utility model has the advantage of:
One, the utility model coordinates with blower fan by heat exchanger, the most of heat energy containing in flue gas is sent in burner with hot gas form, this structure has not only reduced the exhaust temperature of flue gas, can also improve the ignition success rate of combustion gas and accelerate to improve the temperature in body of heater; Owing to adopting combustion gas as fuel, the heat that burning produces is more even, is conducive to improve the melting efficiency of alloy pig simultaneously; Compare for the prior art of representative with China Patent No. " 200920023874.3 ", the utility model, to the heat energy recycling of discharging, is not only saved the energy, has reduced production cost, also helps environmental protection.
Two, in the utility model, the molten aluminium stove of described crucible also comprises the control cabinet being connected with burner, and the temperature producing during due to burner combustion is very high, so control cabinet and blower fan and burner are divided and be arranged, make control cabinet and blower fan be not easy to be burned, reduced the spoilage of equipment.
Three, in the utility model, in described body of heater, be provided with the temperature sensor being connected with control cabinet, this structure makes operating personnel to adjust in real time the gas quantity that enters burner according to the temperature height in combustion chamber, accurate control combustion temperature, so that keep best alloy pig burn-off rate, be conducive to reduce energy resource consumption simultaneously.
Four, in the utility model, described exhaust passage is tapered channel, and its small-caliber end is arranged in body of heater, and this structure makes the more abundant of fuel gas buring, can prevent that not clean-burning combustion gas from overflowing from exhaust passage.
Five, in the utility model, be evenly provided with a plurality of incubation cavities in described furnace body wall, the setting of incubation cavity can reduce the loss speed of temperature in body of heater, further reduces energy resource consumption, is conducive to save production cost.
Accompanying drawing explanation
Fig. 1 is main TV structure schematic diagram of the present utility model.
Fig. 2 is plan structure schematic diagram of the present utility model.
In figure, be labeled as: 1, body of heater, 2, crucible, 3, burner, 4, exhaust passage, 5, chimney, 6, heat exchanger, 7, blower fan, 8, waste heat recovery pipe, 9, combustion chamber, 10, incubation cavity, 11, fuel gas inlet, 12, control cabinet.
The specific embodiment
Embodiment 1
A kind of crucible melts aluminium stove, it comprises body of heater 1, crucible 2, burner 3, exhaust passage 4, chimney 5, heat exchanger 6, blower fan 7 and waste heat recovery pipe 8, described crucible 2 is sleeved in body of heater 1, and form combustion chamber 9, one end of described waste heat recovery pipe 8 is communicated with burner 3, the other end is connected with blower fan 7, described burner 3 and exhaust passage 4 are arranged on body of heater 1 bottom, exhaust passage 4 is connected with chimney 5 by heat exchanger 6, and heat exchanger 6 coordinates the heat energy in flue gas is sent in burner 3 through waste heat recovery pipe 8 with blower fan 7.
In the present embodiment, one end of described burner 3 is stretched in body of heater 1, and the other end is set to fuel gas inlet 11, and combustion gas, after fuel gas inlet 11 enters burner 3, mixes burner 3 is interior with the combustion air after heating.
In the present embodiment, the molten aluminium stove of described crucible also comprises control cabinet 12, and described control cabinet 12 can be arranged on the place far away apart from burner 3 by control line, avoids the burner 3 of high temperature to burn out control cabinet 12;
Further, described control cabinet 12 can control point ignition system at the interior automatic ignition of burner 3, replaced traditional manual firing's mode, security is higher;
In the present embodiment, the temperature sensor being preferably connected with control cabinet 12 in the interior setting of described body of heater 1, according to the temperature height of temperature sensor monitors, operating personnel can adjust the size of gas quantity at any time by control cabinet 12, thereby reach the object of accurate control combustion chamber 9 interior temperature, so that keep best alloy pig melting efficiency.
In the present embodiment, described exhaust passage 4 is set to tapered channel, and in order to guarantee the abundant burning of combustion gas in combustion chamber 9, preferably the small-caliber end of taper exhaust passage 4 is arranged in body of heater 1.
Embodiment 2
A kind of crucible melts aluminium stove, comprise body of heater 1, crucible 2, burner 3, exhaust passage 4, chimney 5, heat exchanger 6, blower fan 7 and waste heat recovery pipe 8, described crucible 2 is sleeved in body of heater 1, and form combustion chamber 9, one end of described waste heat recovery pipe 8 is communicated with burner 3, the other end is connected with blower fan 7, described burner 3 and exhaust passage 4 are arranged on body of heater 1 bottom, exhaust passage 4 is connected with chimney 5 by heat exchanger 6, and heat exchanger 6 coordinates the heat energy in flue gas is sent in burner 3 through waste heat recovery pipe 8 with blower fan 7.
The preferred embodiment of the present embodiment is, in described body of heater 1 wall, a plurality of incubation cavities 10 is evenly set, and described incubation cavity 10 is preferably set to cylinder-like structure, and arranges in body of heater 1 wall in transversely arranged mode; Meanwhile, can also, at body of heater 1 outer wall or the interior heat-insulation layer that arranges of incubation cavity 10, further improve heat insulation effect.

Claims (5)

1. a crucible melts aluminium stove, it is characterized in that: comprise body of heater (1), crucible (2), burner (3), exhaust passage (4), chimney (5), heat exchanger (6), blower fan (7) and waste heat recovery pipe (8), described crucible (2) is sleeved in body of heater (1), and form combustion chamber (9), one end of described waste heat recovery pipe (8) is communicated with burner (3), the other end is connected with blower fan (7), described burner (3) and exhaust passage (4) are arranged on body of heater (1) bottom, exhaust passage (4) is connected with chimney (5) by heat exchanger (6), heat exchanger (6) coordinates the heat energy in flue gas is sent in burner (3) through waste heat recovery pipe (8) with blower fan (7).
2. the molten aluminium stove of crucible as claimed in claim 1, is characterized in that: the molten aluminium stove of described crucible also comprises control cabinet (12), and described control cabinet (12) is connected with burner (3) by control line.
3. the molten aluminium stove of crucible as claimed in claim 2, is characterized in that: described body of heater is provided with temperature sensor in (1), and described temperature sensor is connected with control cabinet (12).
4. the molten aluminium stove of crucible as claimed in claim 1 or 2, is characterized in that: described exhaust passage (4) are tapered channel, and its small-caliber end is arranged in body of heater (1).
5. the molten aluminium stove of crucible as claimed in claim 1, is characterized in that: in described body of heater (1) wall, be evenly provided with a plurality of incubation cavities (10).
CN201320358735.2U 2013-06-21 2013-06-21 Crucible aluminum melting furnace CN203454747U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320358735.2U CN203454747U (en) 2013-06-21 2013-06-21 Crucible aluminum melting furnace

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320358735.2U CN203454747U (en) 2013-06-21 2013-06-21 Crucible aluminum melting furnace

Publications (1)

Publication Number Publication Date
CN203454747U true CN203454747U (en) 2014-02-26

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CN201320358735.2U CN203454747U (en) 2013-06-21 2013-06-21 Crucible aluminum melting furnace

Country Status (1)

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CN (1) CN203454747U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103983106A (en) * 2014-04-04 2014-08-13 黄利 Specialized biological alcohol oil aluminum alloy melting thermal insulation furnace
CN104388691A (en) * 2014-10-21 2015-03-04 安徽省华鑫铅业集团有限公司金铅分公司 Regenerated lead smelting waste heat recycling furnace
CN104677106A (en) * 2015-03-13 2015-06-03 苏州圣谱拉新材料科技有限公司 Insulated aluminum melting furnace
CN105021037A (en) * 2015-07-07 2015-11-04 宁波北仑尚鼎工业炉有限公司 Natural gas crucible furnace for flue gas waste heat recovery
CN105167126A (en) * 2015-08-31 2015-12-23 天蓬集团有限公司 Feed heating and energy-saving furnace
CN106679416A (en) * 2016-08-19 2017-05-17 佛山市凯特科科技有限公司 Commercial efficient high-speed-combustion infrared pressure casting crucible aluminum smelting furnace

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103983106A (en) * 2014-04-04 2014-08-13 黄利 Specialized biological alcohol oil aluminum alloy melting thermal insulation furnace
CN104388691A (en) * 2014-10-21 2015-03-04 安徽省华鑫铅业集团有限公司金铅分公司 Regenerated lead smelting waste heat recycling furnace
CN104677106A (en) * 2015-03-13 2015-06-03 苏州圣谱拉新材料科技有限公司 Insulated aluminum melting furnace
CN105021037A (en) * 2015-07-07 2015-11-04 宁波北仑尚鼎工业炉有限公司 Natural gas crucible furnace for flue gas waste heat recovery
CN105167126A (en) * 2015-08-31 2015-12-23 天蓬集团有限公司 Feed heating and energy-saving furnace
CN106679416A (en) * 2016-08-19 2017-05-17 佛山市凯特科科技有限公司 Commercial efficient high-speed-combustion infrared pressure casting crucible aluminum smelting furnace

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140226

Termination date: 20140621

EXPY Termination of patent right or utility model