CN104315866B - High-efficiency heat-accumulating aluminium melting furnace - Google Patents
High-efficiency heat-accumulating aluminium melting furnace Download PDFInfo
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- CN104315866B CN104315866B CN201410515390.6A CN201410515390A CN104315866B CN 104315866 B CN104315866 B CN 104315866B CN 201410515390 A CN201410515390 A CN 201410515390A CN 104315866 B CN104315866 B CN 104315866B
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- regenerative chamber
- furnace body
- aluminium melting
- melting furnace
- efficiency heat
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/34—Indirect CO2mitigation, i.e. by acting on non CO2directly related matters of the process, e.g. pre-heating or heat recovery
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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Abstract
The present invention discloses a kind of high-efficiency heat-accumulating aluminium melting furnace, including furnace body and regenerative chamber, the sidewall of the furnace body lay minimum two groups described in regenerative chamber, regenerative chamber described in every two forms one group；Each regenerative chamber is connect by delivery pipe with exhaust uptake, and auxiliary combustion in furnace body is inputted after regenerative chamber Hybrid Heating for reference portion high temperature discharge flue gas and combustion air.The invention has the following advantages: 1. efficiency of combustion is higher: the combustion air of hypoxemia is heated above 100 DEG C, and faster, efficiency of combustion is higher for speed of ignition, and release calorific value also can effectively improve；2. operating cost is low, discharge waste heat is made full use of, accomplishes that waste heat is discharged in effective recycling, has saved a large amount of fuel；3. gross contamination emission is greatly lowered: major pollutants-discharged nitrous oxides total amount is also greatly lowered.
Description
Technical field
The present invention relates to aluminium melting furnace technical field, especially a kind of high-efficiency heat-accumulating aluminium melting furnace.
Background technique
China is energy consumption big country, and in the wastage in bulk or weight of the national energy, coal occupies very big specific gravity, up to 75% with
On.China is also the country that the energy faces shortage simultaneously, and China's Chinese energy demand is more than half all will be by foreign Imported oil
To fill up.It is merely extreme danger by international petroleum market；State is used to suppress the tariff barrier of foreign country's competition gradually in the middle
When disappearance, the growing global implications in the U.S. can be unfavorable to China, and especially the U.S. is to the strategic area Strait of Malacca
Military affairs clamp down on even more let us and feel uneasy, because the most of fortune of China must all pass through this ground from the petroleum shipping in the Persian Gulf
Area.Therefore, enterprises carry out energy-saving and emission-reduction, and reducing energy consumption is the task of top priority.
Aluminium melting furnace is used for the melting and casting of the non-ferrous metals such as aluminium, zinc, silver, lead, tin, copper and hot dip, and use is very wide
It is general.As shown in Figure 1, existing aluminium melting furnace includes furnace body 1 and a regenerative chamber 2, the regenerative chamber 2 is connect with the furnace body 1, in institute
It states and fills heat storage medium 3 in regenerative chamber, for absorbing heat and heating the combustion air of input.Although above structure can be in favor of discharge
Waste-heat combustion air, but one group of regenerative chamber that two regenerative chambers form only is set, when furnace body is bigger, (diameter is more than
When 4m), it will cause combustion-supporting air quantity inadequate, and uneven, cause to burn insufficient, the disposal of pollutants after burning is tighter
Again, it is also had seriously polluted the environment while low efficiency.
Summary of the invention
The purpose of the present invention is simple, the efficiencies of combustion that for deficiency existing for above-mentioned existing aluminium melting furnace, provides a kind of structure
Height, and amount of nitrogen oxides is relatively low after burning, the high-efficiency heat-accumulating aluminium melting furnace to reduce environmental pollution.
The present invention is implemented as follows: high-efficiency heat-accumulating aluminium melting furnace, including furnace body and regenerative chamber, the sidewall of the furnace body are laid
Regenerative chamber described in minimum two groups, regenerative chamber described in every two form one group；Each regenerative chamber passes through delivery pipe and exhaust cigarette
Road connection inputs after regenerative chamber Hybrid Heating for reference portion high temperature discharge flue gas and combustion air and assists firing in furnace body
It burns.The high-temperature low-oxygen combustion air of offer can promote the high-temp combustion of furnace body fuel, while can effectively reduce nitrogen oxidation
The discharge of object, reduces environmental pollution.
Preferably, the cross section of the furnace body is circle, and the regenerative chamber is mounted on the furnace body, and is stored described in two groups
The perpendicular intersection shape of straight line where hot cell can effectively improve boiler efficiency in this way, reduce pollutant emission.
Preferably, the furnace body inside wall coating has the coating of roughness, for improving heat reflection efficiency,
Preferably, the coating outer surface is irregularly arranged hemisphere jut, and the hemisphere jut is relative to inboard wall of furnace body
Height can effectively improve heat reflection efficiency, to improve gross efficiency in furnace body in 3-8mm.
Preferably, the diameter of the furnace body is greater than 4m.
Preferably, heat transferring medium is filled in the regenerative chamber, and gas equipartition device, institute are set in regenerator bottom
It states delivery pipe to connect with the gas equipartition device, for dispersing flue gas, improves the degree of mixing of flue gas and air, while making combustion-supporting
Gas temperature is more uniform.Preferably, screen layer is set in the regenerative chamber, and the heat transferring medium is set to the screen layer
On, it is used for ash discharge.
Preferably, impeller is set on the regenerative chamber and the furnace body interface channel, for stirring combustion air and flue gas
It has moved and has got, improved Combination.
Preferably, assistant reflection device is arranged in the furnace body center.
The assistant reflection device can be by forming with two, parabola face baffle is arranged in a crossed manner.
The assistant reflection device, which can be, installs four pieces of reflecting plates compositions with parabola face in the outside of an axis body.
And the axis body is rotatably to be mounted on the furnace interior.
The invention has the following advantages: 1. efficiency of combustion is higher: the combustion-supporting mixed gas of hypoxemia is heated above 100
DEG C, faster, efficiency of combustion is higher for speed of ignition, and release calorific value also can effectively improve；2. operating cost is low, discharge is made full use of
Waste heat accomplishes that waste heat is discharged in effective recycling, has saved a large amount of fuel；3. gross contamination emission is greatly lowered: main
Pollutant (nitrogen oxides) total emission volumn is also greatly lowered.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of existing aluminium melting furnace；
Fig. 2 is structural representation Fig. 1 of high-efficiency heat-accumulating aluminium melting furnace of the present invention；
Fig. 3 is structural representation Fig. 2 of high-efficiency heat-accumulating aluminium melting furnace of the present invention.
Specific embodiment
Below in conjunction with the drawings and specific embodiments, the present invention will be described in detail.
High-efficiency heat-accumulating aluminium melting furnace, as shown in Figures 2 and 3 comprising furnace body 1 and regenerative chamber 2, the side wall of the furnace body 1
Regenerative chamber 2 described in laying minimum two groups.Four regenerative chambers 2 can be uniformly distributed in the 1 side wall surrounding of furnace body.Every two
A regenerative chamber 2 forms one group, and one group is used to input auxiliary combustion gas, and another set is for exporting burning waste gas, simultaneously
Heat the heat transferring medium 3 in the regenerative chamber 2.Wherein, regenerative chamber 2 described in every group is connect by delivery pipe 6 with exhaust uptake,
Blower 61 is installed in delivery pipe 6, mixes and adds in the regenerative chamber 2 with combustion air for reference portion high temperature discharge flue gas
Auxiliary combustion in furnace body is inputted after heat.The high-temperature low-oxygen combustion-supporting gas of offer, can promote the high-temp combustion of furnace body fuel, together
When can effectively reduce the discharge of nitrogen oxides, reduce environmental pollution.When use, regenerative chamber 2 described in one group is for spraying
Combustion-supporting gas, regenerative chamber 2 described in another group is for being discharged exhaust gas and carrying out heat exchange.The cross section of the furnace body 1 is round, and four
A regenerative chamber 2 is evenly mounted on outside the side wall of the round furnace body.Air-vent is also set up in the furnace body 1, is gone out
Cinder notch, discharge port, feed inlet and oil circuit interface etc..Gas gun 5 is set on the furnace body 1, for spraying fuel into furnace body
It burns.Wherein, the diameter of the furnace body 1 is the large-scale furnace body greater than 4m.
Wherein, heat transferring medium 3 is filled in the regenerative chamber 2, and gas equipartition device 4 is set in 2 bottom of regenerative chamber,
The delivery pipe 6 is connect with the gas equipartition device 4, for dispersing flue gas, is improved the degree of mixing of flue gas and air, is made simultaneously
Combustion-supporting gas temperature is more uniform.The heat transferring medium 5 that fills can be Ceramic Balls, can efficiently absorb the heat by flue gas
Amount, and can effectively heat the air passed through.The gas equipartition device 4 can be a box for being covered with through-hole, be used for
Hot fume is branched away and carries out contact with the air after heating and mixes.Screen layer 23 is set in the regenerative chamber 2, it is described to change
Thermal medium 3 is set on the screen layer 23, is used for ash discharge.Ash discharge funnel 22 is arranged in 2 low side of regenerative chamber, is used for ash discharge.
The regenerative chamber 2 and setting impeller 10 on 1 interface channel 21 of furnace body, get for having stirred combustion air and flue gas,
It is that air mixes more evenly with flue gas.
1 inner sidewall of the furnace body coating has the coating 8 of roughness, for improving heat reflection efficiency, it is preferred that the painting
8 outer surface of layer are irregularly arranged hemisphere jut, the hemisphere jut relative to inboard wall of furnace body height in 3-8mm, can be effective
Raising heat reflection efficiency, to improve gross efficiency in furnace body.In addition, the hemisphere jut is in 1 interior side-wall surface of furnace body
Be distributed as that 20-120 is every square centimeter, and such reflecting effect is best.In the 1 center setting assistant reflection device 9 of furnace body.
The assistant reflection device can be by forming with two, parabola face baffle is arranged in a crossed manner.The assistant reflection device can be with
It is that four pieces of reflecting plates 91 with parabola face are installed in the outside of an axis body to form.And the axis body is rotatably to be mounted on
Inside the furnace body 1.Such structure can at least improve efficiency 15% or more, and realize and be easy to.
Above-described embodiment is not limitation of the present invention, and those of ordinary skill in related technical field are not departing from this
, can be with various changes can be made and modification in the case where the spirit and scope of invention, therefore all equivalent technical solutions are also answered
Belong to scope of the invention, scope of patent protection of the invention should be limited by each claim.
Claims (7)
1. high-efficiency heat-accumulating aluminium melting furnace, including furnace body and regenerative chamber, it is characterised in that: the sidewall of the furnace body lays minimum two groups of institutes
Regenerative chamber is stated, regenerative chamber described in every two forms one group；Each regenerative chamber is connect by delivery pipe with exhaust uptake；It is described
The cross section of furnace body is circle, and the regenerative chamber is mounted on the furnace body, and the straight line where regenerative chamber described in two groups is in vertical
Straight intersection shape: the furnace body inside wall coating has a coating of roughness, and the coating outer surface is irregularly arranged hemisphere jut,
The hemisphere jut relative to inboard wall of furnace body height in 3-8mm, point of the hemisphere jut in the furnace body inside wall surface
Cloth is 20-120 every square centimeter.
2. high-efficiency heat-accumulating aluminium melting furnace described in accordance with the claim 1, it is characterised in that: filling heat exchange is situated between in the regenerative chamber
Matter, and gas equipartition device is set in regenerator bottom, the delivery pipe is connect with the gas equipartition device.
3. high-efficiency heat-accumulating aluminium melting furnace according to claim 2, it is characterised in that: screen layer is set in the regenerative chamber,
The heat transferring medium is set on the screen layer, is used for ash discharge.
4. high-efficiency heat-accumulating aluminium melting furnace described in accordance with the claim 3, it is characterised in that: the regenerative chamber is connect with the furnace body
Impeller is set on channel, is got for having stirred combustion air and flue gas, Combination is improved.
5. high-efficiency heat-accumulating aluminium melting furnace described in accordance with the claim 1, it is characterised in that: the furnace body center setting auxiliary reflection
Device.
6. high-efficiency heat-accumulating aluminium melting furnace according to claim 5, it is characterised in that: the assistant reflection device is by having
Two, parabola face baffle composition arranged in a crossed manner.
7. high-efficiency heat-accumulating aluminium melting furnace according to claim 6, it is characterised in that: the assistant reflection device is in an axis
The outside of body is installed four pieces of reflecting plates with parabola face and is formed, and the axis body is rotatably to be mounted in the furnace body
Portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410515390.6A CN104315866B (en) | 2014-09-29 | 2014-09-29 | High-efficiency heat-accumulating aluminium melting furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410515390.6A CN104315866B (en) | 2014-09-29 | 2014-09-29 | High-efficiency heat-accumulating aluminium melting furnace |
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| Publication Number | Publication Date |
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| CN104315866A CN104315866A (en) | 2015-01-28 |
| CN104315866B true CN104315866B (en) | 2019-04-26 |
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| CN201410515390.6A Expired - Fee Related CN104315866B (en) | 2014-09-29 | 2014-09-29 | High-efficiency heat-accumulating aluminium melting furnace |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105222585A (en) * | 2015-10-12 | 2016-01-06 | 广东工业大学 | The combustion-supporting energy-saving aluminium-melting furnace of small-sized flue gas |
| CN105300099A (en) * | 2015-11-18 | 2016-02-03 | 北京神雾环境能源科技集团股份有限公司 | Smelting furnace |
| CN105423753A (en) * | 2015-11-19 | 2016-03-23 | 广东工业大学 | Continuous high-temperature low-oxygen combustion aluminum melting furnace with porous spraying pipe heat exchanger |
| CN108968704A (en) * | 2017-06-01 | 2018-12-11 | 佛山市顺德区美的电热电器制造有限公司 | Pot and its manufacturing method and cooking apparatus in ceramic inserts metal |
| CN114349329B (en) * | 2021-11-22 | 2023-11-07 | 山东阳谷电缆集团有限公司 | Longitudinal extension device for optical fiber preform |
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| CN2689064Y (en) * | 2004-03-15 | 2005-03-30 | 中国船舶重工集团公司第七一一研究所 | Separated high air-temperature thermal storing burners |
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| CN102292298A (en) * | 2009-01-23 | 2011-12-21 | 乔治洛德方法研究和开发液化空气有限公司 | Alternating regenerative furnace and process of operating same |
| CN203231655U (en) * | 2013-01-14 | 2013-10-09 | 大连昌荣炉业股份有限公司 | Fire size and control system of regenerative type furnace |
| CN103502734A (en) * | 2011-08-02 | 2014-01-08 | Rozai工业株式会社 | Regenerative burner |
| CN203572224U (en) * | 2013-11-25 | 2014-04-30 | 宝钢集团广东韶关钢铁有限公司 | Convection radiation wall for heat accumulating type industrial furnace and heat accumulating type industrial furnace |
| CN203715478U (en) * | 2014-01-14 | 2014-07-16 | 肖自江 | Longitudinal-flame one-kiln eight-line energy-saving environment-friendly glass wool melting kiln |
| CN204227921U (en) * | 2014-09-29 | 2015-03-25 | 广东工业大学 | High-efficiency heat-accumulating melts aluminium stove |
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2014
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2689064Y (en) * | 2004-03-15 | 2005-03-30 | 中国船舶重工集团公司第七一一研究所 | Separated high air-temperature thermal storing burners |
| CN101057978A (en) * | 2007-01-24 | 2007-10-24 | 郦宏 | Sterilizing and purifying method and device used for central air-conditioning ventilating system |
| CN102292298A (en) * | 2009-01-23 | 2011-12-21 | 乔治洛德方法研究和开发液化空气有限公司 | Alternating regenerative furnace and process of operating same |
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Effective date of registration: 20190327 Address after: 510006 No. 100, West Ring Road, University Town, Panyu District, Guangzhou City, Guangdong Province Applicant after: GUANGDONG University OF TECHNOLOGY Applicant after: GUANGDONG R&D CENTER FOR TECHNOLOGICAL ECONOMY Address before: 510006 Panyu District, Guangzhou, Guangdong, Panyu District, No. 100, West Ring Road, outside the city. Applicant before: Guangdong University of Technology |
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Granted publication date: 20190426 Termination date: 20210929 |