CN202339101U - Heat accumulating type aluminum melting furnace - Google Patents
Heat accumulating type aluminum melting furnace Download PDFInfo
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- CN202339101U CN202339101U CN2011203626184U CN201120362618U CN202339101U CN 202339101 U CN202339101 U CN 202339101U CN 2011203626184 U CN2011203626184 U CN 2011203626184U CN 201120362618 U CN201120362618 U CN 201120362618U CN 202339101 U CN202339101 U CN 202339101U
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- burner
- air
- accumulating type
- heat accumulating
- burner hearth
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Abstract
The utility model discloses a heat accumulating type aluminum melting furnace, belongs to an aluminum melting furnace, and mainly aims to solve the problem that the traditional heat accumulating type aluminum melting furnace can not accurately control the inner temperature of the furnace wall. The heat accumulating type aluminum melting furnace comprises a hearth, first burner, a second burner, an air blower and an induced draft fan, wherein the first burner and the second burner are arranged on two sides of the hearth and are communicated with the hearth; the air blower is used for supplying air; the induced draft fan is used for discharging air; a temperature sensor is arranged in the hearth; the first burner and the second burner are respectively communicated with the air blower and the induced draft fan by a reversing valve; the temperature sensor is connected with a pulse width modulator; the pulse width modulator is connected with the air blower for controlling the air inlet amount of the air blower; temperature in the hearth is accurately controlled; greenhouse gas emission is lowered; and NOx generation amount in the furnace is greatly reduced.
Description
Technical field
The utility model relates to a kind of molten aluminium stove, is specifically related to a kind of molten aluminium stove of using in metallurgical industry of heat accumulating type.
Background technology
At present, molten aluminium stove is a key equipment in the aluminium melting industry, and its performance indications quality will greatly have influence on the development from now on of aluminium industry.So energy saving policy and environmental protection standard relevant according to country; And for fear of of the shutoff of external green barrier to this product; Superiority such as the development of the molten aluminium stove in China's aluminium industry will be a main flow with efficient, energy-conservation and environmental protection, possess the small investment instant effect that meets China's fundamental realities of the country simultaneously, and floor space is little; Promoting the development of middle-size and small-size private enterprise better, and the market of developing regions such as developing Southeast Asia and Eastern Europe.The R and D of novel molten aluminium furnace apparatus will be to combine the state-of-the-art technology in the world today; Promotion is on this technical foundation; Have to ground is supporting and design dust-removal and desulfurizing equipment efficient, low consumption, detect energy-conservation, data and the Gas Parameters that obtains meeting the National Environmental standard efficiently that is embodying novel molten aluminium stove so that molten aluminium stove can both be followed the tracks of in the effective operation of stablizing of the final enterprise of dispatching from the factory.
China environmental pollution improvement investment rate is well below economic growth rate; The proportion that accounts for GDP as from 1% and 2005 year of calendar year 2001 1.3% rise to nearly 1.5% in 2007, these data show really that all it has been instant thing that the enterprise of the high consumption of China, high pollution carries out technological innovation.
Existing molten aluminium stove generally comes energy-saving and emission-reduction through heat storage body structure is set; In order to produce evil gas as few as possible; Need accurately control fire box temperature well, and existing molten aluminium stove is generally controlled fire box temperature by experience, can not accurately do according to the molten aluminium furnaceman of fire box temperature control.
Summary of the invention
The main purpose of the utility model is to provide a kind of heat accumulating type to melt the aluminium stove; It mainly solves the molten aluminium stove of existing heat accumulating type can not accurately control temperature in the furnace wall; The utility model is through being provided with temperature sensor in burner hearth; And temperature signal is transferred to air blast or air-introduced machine variable-frequency motor through temperature sensor, come accurately to regulate temperature in the burner hearth through variable-frequency motor control air blast or air-introduced machine then.
The utility model provides a kind of heat accumulating type to melt the aluminium stove; Comprise burner hearth; And be arranged on burner hearth both sides and first burner that is communicated with burner hearth and second burner, be used for air feed air blast be used for the air-introduced machine of air draft, be provided with temperature sensor in the described burner hearth; Described first burner and second burner are communicated with said air blast and air-introduced machine respectively through reversal valve; Described temperature sensor connects first variable-frequency motor of air blast or second variable-frequency motor of air-introduced machine.
Wherein, first variable-frequency motor comprises: the first motor frequency conversion device that connects temperature sensor; And, connect the blower motor of the said first motor frequency conversion device;
Described second variable-frequency motor comprises: the second motor frequency conversion device that connects temperature sensor; And the id-motor that connects the said second motor frequency conversion device.
Preferably, described temperature sensor is embedded on the burner hearth inner bottom surface.
Wherein, be provided with first heat storage in described first burner, be provided with second heat storage in described second burner.
Preferably, be communicated with first cartridge on described first burner, the described first cartridge import is arranged on the port zone of first burner near burner hearth;
Be communicated with second cartridge on described second burner, the described second cartridge import is arranged on the port zone of second burner near burner hearth.
In addition, described air-introduced machine connects smokejack.
Compared with prior art, the beneficial effect of the utility model is:
1, the utility model is through being provided with temperature sensor in burner hearth; And regulate air intake and air draft in the burner hearth through the variable-frequency motor of temperature sensor control air blast or air-introduced machine; Realize the accurately temperature of control burner hearth, and reduced the discharging of greenhouse gases, NO in the stove widely
xGrowing amount significantly reduces.
2, the utility model can be effectively energy-conservation, reduced the cost of equipment, and the cartridge import is arranged on the port zone of burner near burner hearth, flame is not produced in burner, but in furnace cavity, just begin to burn gradually, has reduced noise pollution.
3, be combustion with meagre oxygen in the burner hearth in the utility model, make the aluminium liquid oxidation scaling loss of molten aluminium stove reduce, desulfuration efficiency improves greatly, and dust removal efficiency also effectively improves, and through air blast and air-introduced machine control fire box temperature, improves fuel availability.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment one;
Fig. 2 is the control principle figure of first variable-frequency motor among the utility model embodiment one;
Fig. 3 is the structural representation of the utility model embodiment two;
Fig. 4 is the control principle figure of second variable-frequency motor among the utility model embodiment two.
Description of reference numerals among the figure: 1, burner hearth; 2, first burner; 21, first heat storage; 22, first cartridge; 221, first gauge tap; 3, second burner; 31, second heat storage; 32, second cartridge; 321, second gauge tap; 4, air blast; 5, reversal valve; 6, air-introduced machine; 7, smokejack; 8, temperature sensor.
The specific embodiment
Be elaborated below in conjunction with the preferred embodiment of accompanying drawing, should be appreciated that following illustrated preferred embodiment only is used for explanation and explains the utility model, and be not used in qualification the utility model the utility model.
Embodiment one:
The utility model relates to the molten aluminium stove of a kind of heat accumulating type; As shown in Figure 1, comprise burner hearth 1, and be arranged on burner hearth 1 both sides and first burner 2 that is communicated with burner hearth and second burner 3; Be used for air feed air blast 4 be used for the air-introduced machine 6 of air draft, be provided with temperature sensor 8 in the burner hearth 1; First burner 2 and second burner 3 are communicated with air-introduced machine 6 with said air blast 4 respectively through reversal valve 5; Temperature sensor 8 connects first variable-frequency motor of air blast 4.
Wherein, as shown in Figure 1, temperature sensor 8 is embedded on burner hearth 1 inner bottom surface; Be used to survey the temperature in the burner hearth; First burner 2 is communicated with burner hearth 1, is provided with first heat storage 21 in first burner, is used for during air intake air intake is carried out preheating; Be used for during air draft air draft cooling and self accumulation of heat are provided with second heat storage 31 in second burner 3.
As shown in Figure 1; First burner, 2 upsides are communicated with first cartridge 22; 22 imports of first cartridge are arranged on the port zone of first burner 2 near burner hearth 1; Preferably from the top of burner hearth 1 near port get into burner hearth 1 burning so that the fuel of first burner, 2 ejections can mix the back with air intake; Be communicated with second cartridge 32 on described second burner 3,32 imports of described second cartridge are arranged on the port zone of second burner 3 near burner hearth 1, and described air-introduced machine 6 connects smokejack 7, is used for the waste gas in the burner hearth is discharged.Be respectively arranged with first gauge tap 221 and second gauge tap 321 that supply pipe switch on first cartridge 22 and second cartridge 32.
Wherein, As shown in Figure 2, the control principle of first variable-frequency motor is to send the temperature signal in the burner hearth 1 to first variable-frequency motor through temperature sensor 8; First variable-frequency motor is according to the rotating speed of burner hearth 1 adjustment blower motor; To regulate the intake in the burner hearth 1, can accurately control the temperature in the burner hearth 1, and can improve fuel availability.
Embodiment two
As shown in Figure 3, a kind of heat accumulating type melts the aluminium stove, and its difference with embodiment one is that variable-frequency motor is connected second variable-frequency motor of air-introduced machine 6, is used to promote the circulation of gas in the burner hearth 1, improves the efficiency of combustion of fuel, makes burner hearth 1 adjustment faster.The molten aluminium furnace structure of heat accumulating type is identical among other structures and the embodiment one, repeats no more at this.
As shown in Figure 4; Its operation principle does, temperature sensor 8 sends the temperature signal of burner hearth 1 to second variable-frequency motor, and second variable-frequency motor is according to the rotating speed of the adjustment id-motor of burner hearth 1; With air intake and the air draft in the quick adjustment burner hearth 1, can regulate temperature in the burner hearth 1 quickly and accurately.
Above content is the further explain that combines concrete preferred implementation that the utility model is done, and can not assert that the practical implementation of the utility model is confined to these explanations.For the those of ordinary skill of technical field under the utility model, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be regarded as belonging to the protection domain of the utility model.
Claims (6)
1. the molten aluminium stove of a heat accumulating type comprises burner hearth (1), and first burner (2) and second burner (3) that are arranged on burner hearth (1) both sides and are communicated with burner hearth, be used for air feed air blast (4) and be used for the air-introduced machine (6) of air draft, it is characterized in that:
Be provided with temperature sensor (8) in the described burner hearth (1);
Described first burner (2) and second burner (3) are communicated with said air blast (4) and air-introduced machine (6) respectively through reversal valve (5);
Described temperature sensor (8) connects first variable-frequency motor of air blast (4) or second variable-frequency motor of air-introduced machine (6).
2. heat accumulating type according to claim 1 melts the aluminium stove, it is characterized in that, described first variable-frequency motor comprises:
The first motor frequency conversion device that connects temperature sensor (8); And
The blower motor that connects the said first motor frequency conversion device;
Described second variable-frequency motor comprises:
The second motor frequency conversion device that connects temperature sensor (8); And
The id-motor that connects the said second motor frequency conversion device.
3. heat accumulating type according to claim 1 melts the aluminium stove, it is characterized in that, described temperature sensor (8) is embedded on burner hearth (1) inner bottom surface.
4. heat accumulating type according to claim 1 melts the aluminium stove, it is characterized in that, is provided with first heat storage (21) in described first burner (2), is provided with second heat storage (31) in described second burner (3).
5. heat accumulating type according to claim 1 melts the aluminium stove, it is characterized in that, is communicated with first cartridge (22) on described first burner (2), and described first cartridge (22) import is arranged on the port zone of first burner (2) near burner hearth (1);
Be communicated with second cartridge (32) on described second burner (3), described second cartridge (32) import is arranged on the port zone of second burner (3) near burner hearth (1).
6. heat accumulating type according to claim 1 melts the aluminium stove, it is characterized in that, described air-introduced machine (6) connects smokejack (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203626184U CN202339101U (en) | 2011-09-26 | 2011-09-26 | Heat accumulating type aluminum melting furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203626184U CN202339101U (en) | 2011-09-26 | 2011-09-26 | Heat accumulating type aluminum melting furnace |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202339101U true CN202339101U (en) | 2012-07-18 |
Family
ID=46487792
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203626184U Expired - Fee Related CN202339101U (en) | 2011-09-26 | 2011-09-26 | Heat accumulating type aluminum melting furnace |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202339101U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103206854A (en) * | 2013-03-27 | 2013-07-17 | 成都阳光铝制品有限公司 | Heat storing type energy-saving smelting furnace |
| CN107345764A (en) * | 2016-05-04 | 2017-11-14 | 上海五钢设备工程有限公司 | The trolley type heating furnace in controllable gas flow field |
| CN107588432A (en) * | 2017-08-31 | 2018-01-16 | 上海大众祥源动力供应有限公司 | A kind of air intake equipment of gas fired-boiler |
-
2011
- 2011-09-26 CN CN2011203626184U patent/CN202339101U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103206854A (en) * | 2013-03-27 | 2013-07-17 | 成都阳光铝制品有限公司 | Heat storing type energy-saving smelting furnace |
| CN107345764A (en) * | 2016-05-04 | 2017-11-14 | 上海五钢设备工程有限公司 | The trolley type heating furnace in controllable gas flow field |
| CN107588432A (en) * | 2017-08-31 | 2018-01-16 | 上海大众祥源动力供应有限公司 | A kind of air intake equipment of gas fired-boiler |
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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: 20120718 Termination date: 20160926 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |