CN204787795U - Aluminium stove device is melted in two heat accumulations - Google Patents

Aluminium stove device is melted in two heat accumulations Download PDF

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Publication number
CN204787795U
CN204787795U CN201520485962.0U CN201520485962U CN204787795U CN 204787795 U CN204787795 U CN 204787795U CN 201520485962 U CN201520485962 U CN 201520485962U CN 204787795 U CN204787795 U CN 204787795U
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China
Prior art keywords
heat storage
coal gas
air
storage tank
tank body
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CN201520485962.0U
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Chinese (zh)
Inventor
石为华
王东方
吴道洪
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Shenwu Technology Group Corp Co Ltd
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Beijing Shenwu Environmental and Energy Technology Co Ltd
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Abstract

The utility model provides an aluminium stove device is melted in two heat accumulations, including melting aluminium furnace body, first combustor, second combustor, first combustor and second combustor symmetry setting are respectively melting aluminium furnace body both sides, the combustor includes air cavity, coal gas cavity, air jet, air heat accumulation case body, coal gas heat accumulation case body, some picker bar, air heat accumulation case body with the air chamber body coupling, coal gas heat accumulation case body with the coal gas cavity is connected, the coal gas cavity connects gradually the air cavity air jet melt the aluminium furnace body, the setting of some picker bar is in air cavity upper end. The utility model has the advantages of high -efficient, energy -conserving, environmental protection.

Description

A kind of Two-cuff Technique melts aluminium furnace apparatus
Technical field
The utility model relates to a kind of molten aluminium stove accumulation of heat and arranges, and especially a kind of Two-cuff Technique melts aluminium stove and arranges.
Background technology
Molten aluminium stove is topmost combustion apparatus in the production process of aluminum and its alloy melting, in fusion process, molten aluminium stove burning produces the high-temperature flue gas up to about 1000 DEG C, fluoride and various salinity is created containing during refining aluminium melt in these high-temperature flue gas, also be mingled with a large amount of dust in raw material simultaneously, make flue gas aggressivity very big, and the low efficiency of the molten aluminium stove about 30% of great majority is also provided to the transformation of molten aluminium stove combustion system the possibility remembered.
The thermal efficiency that the application of heat storage type combustion on molten aluminium stove can improve molten aluminium stove reaches more than 50%, moreover due to the periodic reverse of regenerative combustion technology with better solve the technical barrier such as the attachment of dust and the vigorous erosion of flue gas to the periodic replacement of heat storage.Regenerative combustion technology makes that molten aluminium stove is more efficient, energy-saving and environmental protection.
The air honeycomb regenerator developed according to own characteristic and the regenerative combustion technology combined together of molten aluminium stove melts aluminium stove and arises at the historic moment, single accumulation of heat melt aluminium stove and accessory have meet efficient, energy-saving and environmental protection regenerative combustion technology advantage while its structure simpler, install and overhaul convenient.
Utility model content
The utility model is directed to already present single accumulation of heat and melts aluminium stove and improve, the waste heat recovery mode of air and gas double accumulation of heat can be adopted to improve the rate of recovery of fume afterheat when fuel gas with low heat value melting, be issued to and further raise the efficiency having performance indications that are efficient, energy-saving and environmental protection, economize energy, reduces the object of operating cost.
The Two-cuff Technique realizing the utility model object melts aluminium stove and arranges, and comprise molten aluminium body of heater, the first burner, the second burner, described first burner and the second burner are symmetricly set on molten aluminium body of heater both sides respectively; Described burner comprises air cavity, coal gas cavity, air nozzle, air heat storage tank body, coal gas heat storage tank body, spark lever, described air heat storage tank body is connected with air cavity, described coal gas heat storage tank body is connected with coal gas cavity, and described coal gas cavity connects air cavity, air nozzle, molten aluminium body of heater successively; Described spark lever is arranged on air cavity upper end.
Preferably, connector body is provided with between described air heat storage tank body and described air cavity.
Preferably, connector body is provided with between described coal gas heat storage tank body and coal gas main body.
Preferably, described air heat storage tank body adpting flange is provided with triple valve, and described triple valve second connector is connected with smoke evacuation house steward, and the 3rd connector connects air header.
Preferably, described coal gas heat storage tank body adpting flange is provided with triple valve, and described triple valve second connector is connected with smoke evacuation house steward, and the 3rd connector connects gas main.
Preferably, described air heat storage tank body lower end is provided with ash removing opening cover plate, and upper end is provided with heat storage handling hole cover plate.
Preferably, described coal gas heat storage tank body lower end is provided with ash removing opening cover plate, and upper end is provided with heat storage handling hole cover plate.
Preferably, described first burner and described second burner can use by cyclic switching.
The utility model, owing to adopting above technical scheme, can bring following obvious beneficial effect:
(1) the utility model adopts the combustion system of Two-cuff Technique, make Cryogenic air and coal gas through heat storage preheating, it is made to reach the temperature of nearlyer furnace temperature, burner hearth quick heating, uniformity of temperature profile, is reduced to less than 200 DEG C by exhaust gas temperature, the near limit realizing smoke pre-heating reclaims, the smoke pre-heating rate of recovery significantly improves, and reduces the cost of the comprehensive method of investment, improves the stability of a system.
(2) the utility model uses low-heat value gas to be at a low price combustion medium, and the low-heat value gas through heat storage absorbs smoke pre-heating, makes it reach the suitable temperature of gas-fired, improves the utilization rate of the energy, decrease energy cost simultaneously.
(3) the utility model makes furnace atmosphere carry out blending more efficiently, improves burning due to blending inequality the localized hyperthermia's phenomenon produced and the growing amount decreasing nitrogen oxide, effective protection of the environment.
Accompanying drawing explanation
Fig. 1 is that the utility model Two-cuff Technique melts aluminium furnace apparatus overall structure figure;
Fig. 2 is that the utility model Two-cuff Technique melts aluminium furnace apparatus heat storage unit separation structure figure;
Fig. 3 is the side view of accumulation of heat part;
1, molten aluminium body of heater 2, first burner 3, second burner 4, coal gas cavity 5, heat storage handling hole cover plate 6, connector body 7, air heat storage tank body 8, coal gas heat storage tank body 9, ash removing opening cover plate 10, air nozzle 11, spark lever 12, air cavity 13, air triple valve 14, gas three-way valve.
Detailed description of the invention
In order to better the utility model is described, below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described.
As shown in Fig. 1 to Fig. 3, Two-cuff Technique of the present utility model melts aluminium furnace apparatus and mainly comprises molten aluminium body of heater 1, first burner 2, second burner 3; Described first burner 2 and the second burner 3 are symmetricly set on molten aluminium body of heater both sides respectively by air nozzle 10; Described first burner 2 is identical with the second burner 3 structure; Described first burner 2 and described second burner 3 can use by cyclic switching.
Described burner comprises air cavity 12, coal gas cavity 4, air heat storage tank body 7, coal gas heat storage tank body 8, spark lever 11, connector body 6, ash removing opening cover plate 9, heat storage handling hole cover plate 5.Described air heat storage tank body 7 is connected with air cavity 12 by connector body 6, described coal gas heat storage tank body 8 is connected with coal gas cavity 4 by connector body 6, and described coal gas cavity 4 connects described air cavity 12, air nozzle 10, molten aluminium body of heater 1 successively; Described spark lever 11 is arranged on air cavity 12 upper end.
Described air heat storage tank body 7 adpting flange is provided with air triple valve 13, and described air triple valve 13 second connector is connected with smoke evacuation house steward, and the 3rd connector connects air header.
Described coal gas heat storage tank body 8 adpting flange is provided with gas three-way valve 14, and described gas three-way valve 14 second connector is connected with smoke evacuation house steward, and the 3rd connector connects gas main.
Described air heat storage tank body 7 and described coal gas heat storage tank body 8 lower end are provided with ash removing opening cover plate 9, and upper end is provided with heat storage handling hole cover plate 5.
The operation principle that Two-cuff Technique of the present utility model melts aluminium furnace apparatus is as follows:
During work, first spark lever 11 is lighted, after its smooth combustion, open the air heat storage tank body 7 of the first burner 2 and the early gate of coal gas heat storage tank body 8, first burner combustion, flame is propagated vertically upward along furnace wall inwall, now the air triple valve 13 of the first burner and gas three-way valve 14 are all started working, the air pipe line of the first burner is communicated with gaspipe line, air triple valve and the gas three-way valve of second burner on body of heater opposite then perform contrary work, be communicated with by smoke-exhaust pipeline, now whole combustion system is normally run; Air triple valve and gas three-way valve perform inverse operation after one cycle, and make whole combustion system periodically reversing combustion, the first burner is discharged fume, and the second burner takes fire.In each periodic duty process, air and coal gas all pass through the heat storage after high-temperature flue gas preheating, are reclaimed by the waste heat in flue gas.The utility model, to utilize low calorie fuels, improves fuel utilization efficiency, reduces stove energy consumption, improves in-furnace temperature uniformity, improves melting efficiency.
The above; be only the better detailed description of the invention of the utility model; but protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope disclosed by the utility model; the change that can expect easily or alternative, all should be encompassed within protection domain of the present utility model.

Claims (8)

1. Two-cuff Technique melts an aluminium furnace apparatus, it is characterized in that, comprises molten aluminium body of heater, the first burner, the second burner, and described first burner and the second burner are symmetricly set on molten aluminium body of heater both sides respectively; Described burner comprises air cavity, coal gas cavity, air nozzle, air heat storage tank body, coal gas heat storage tank body, spark lever, described air heat storage tank body is connected with described air cavity, described coal gas heat storage tank body is connected with coal gas cavity, and described coal gas cavity connects air cavity, air nozzle, molten aluminium body of heater successively; Described spark lever is arranged on air cavity upper end.
2. Two-cuff Technique according to claim 1 melts aluminium furnace apparatus, it is characterized in that, is provided with connector body between described air heat storage tank body and air cavity.
3. Two-cuff Technique according to claim 1 melts aluminium furnace apparatus, it is characterized in that, is provided with connector body between described coal gas heat storage tank body and coal gas main body.
4. Two-cuff Technique according to claim 1 melts aluminium furnace apparatus, it is characterized in that, described air heat storage tank body adpting flange is provided with triple valve, and described triple valve second connector is connected with smoke evacuation house steward, and the 3rd connector connects air header.
5. Two-cuff Technique according to claim 1 melts aluminium furnace apparatus, it is characterized in that, described coal gas heat storage tank body adpting flange is provided with triple valve, and described triple valve second connector is connected with smoke evacuation house steward, and the 3rd connector connects gas main.
6. Two-cuff Technique according to claim 1 melts aluminium furnace apparatus, it is characterized in that, described air heat storage tank body lower end is provided with ash removing opening cover plate, and upper end is provided with heat storage handling hole cover plate.
7. Two-cuff Technique according to claim 1 melts aluminium furnace apparatus, it is characterized in that, described coal gas heat storage tank body lower end is provided with ash removing opening cover plate, and upper end is provided with heat storage handling hole cover plate.
8. Two-cuff Technique according to claim 1 melts aluminium furnace apparatus, it is characterized in that, described first burner and described second burner can use by cyclic switching.
CN201520485962.0U 2015-07-07 2015-07-07 Aluminium stove device is melted in two heat accumulations Active CN204787795U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201520485962.0U CN204787795U (en) 2015-07-07 2015-07-07 Aluminium stove device is melted in two heat accumulations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201520485962.0U CN204787795U (en) 2015-07-07 2015-07-07 Aluminium stove device is melted in two heat accumulations

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CN204787795U true CN204787795U (en) 2015-11-18

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105402732A (en) * 2015-12-09 2016-03-16 北京神雾环境能源科技集团股份有限公司 Reductive smelting heat-accumulation type combustion system and smelting method using same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105402732A (en) * 2015-12-09 2016-03-16 北京神雾环境能源科技集团股份有限公司 Reductive smelting heat-accumulation type combustion system and smelting method using same

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CP03 Change of name, title or address
CP03 Change of name, title or address

Address after: 102200 Beijing City, Changping District science and Technology Park Chang Huai Lu No. 155

Patentee after: Shenwu science and technology group Limited by Share Ltd

Address before: 102200 Beijing city Changping District Machi Town cow Road No. 18

Patentee before: Beijing Shenwu Environment Energy Technology Group Co., Ltd.

PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: Aluminium stove device is melted in two heat accumulations

Effective date of registration: 20180327

Granted publication date: 20151118

Pledgee: Tianfeng securities Limited by Share Ltd

Pledgor: Shenwu science and technology group Limited by Share Ltd

Registration number: 2018990000230

PP01 Preservation of patent right
PP01 Preservation of patent right

Effective date of registration: 20190121

Granted publication date: 20151118