CN201826022U - Aluminum electrolysis cell gas roasting device - Google Patents
Aluminum electrolysis cell gas roasting device Download PDFInfo
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- CN201826022U CN201826022U CN2010205502139U CN201020550213U CN201826022U CN 201826022 U CN201826022 U CN 201826022U CN 2010205502139 U CN2010205502139 U CN 2010205502139U CN 201020550213 U CN201020550213 U CN 201020550213U CN 201826022 U CN201826022 U CN 201826022U
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Abstract
The utility model discloses an aluminum electrolysis cell gas roasting device comprising a temperature monitoring unit, a combustion unit, a combustion blending unit, a gas supply unit and a combustion control unit; the temperature monitoring unit is provided with more than two groups of temperature measuring appliances; the combustion unit is provided with more than two groups of combustors; the combustion blending unit is provided with more than two groups of gas-air proportional controllers; the combustion control unit comprises a temperature control module, a temperature analyzing and regulating module, and a gas blending module; and the two groups of combustors are respectively connected with the gas-air proportional controllers by gas supply pipelines, the two groups of gas-air proportional controllers are respectively connected with the gas blending module and the gas supply unit, and the two groups of temperature measuring appliances of the temperature monitoring unit are respectively connected to the temperature control module through temperature signal transmission leads. The aluminum electrolysis cell gas roasting device has reasonable structure and reliable performance, and is energy-saving in roasting, labor-saving and material-saving, and the final roasting temperature is high.
Description
Technical field
The utility model relates to a kind of roasting aluminum electrolytic bath device, is specifically related to a kind of gas baking device of aluminum electrolysis bath.
Background technology
Large-scale aluminum electrolytic cell generally adopts burnt grain to carry out preheating and baking as heating resistor, a large-scale aluminum electrolytic cell is finished roasting needs nearly 100,000 degree of consumed power, nearly 400 of large-scale aluminium manufacturer roasting in average a year, power consumption is worth 2,000 ten thousand yuan, and adopt burnt grain to carry out roasting also will to consume a large amount of carbon materials, and roasting effect is not fine.External large-scale aluminum electrolytic cell has the technology that adopts the combustion gas roasting, but its equipment and complex process, structure is not suitable for the aluminium cell of China yet.Chinese patent application " a kind of roasting method of aluminium cell ", application number is 200910306854.1, disclose a kind of method of gas flame roasting, but it was roasting 10 ~ 12 hours, need stops to carry out baking coke particles again after the roasting, the outlet temperature of gas roast is low, do not reach the requirement of electrobath start, also need carry out baking coke particles, not only increased the consumption of manpower, material, and power consumption is bigger, and roasting effect is bad.
The utility model content
In view of this, the purpose of this utility model provides a kind of gas baking device of aluminum electrolysis bath, has overcome the deficiencies in the prior art, rational in infrastructure, dependable performance, and roasting is energy-conservation, save manpower and material, final calcination temperature height.
To achieve these goals, the utility model is by the following technical solutions:
A kind of gas baking device of aluminum electrolysis bath comprises fuel element, wherein, also comprises the temperature monitoring unit, burning deployment unit, air supply unit and burning control unit; Described temperature monitoring unit is provided with two groups of above temperature meters, fuel element is provided with two groups of above burners, the burning deployment unit is provided with two groups of above combustion gas-AIR Proportional setters, and the burning control unit comprises temperature-control device, temperature analysis and regulation device and combustion gas deployment device; Described two groups of above burners are connected with combustion gas-AIR Proportional setter respectively by steam line, two groups of above combustion gas-AIR Proportional setters connect combustion gas deployment device and air supply unit respectively, and the unitary two groups of above temperature meters of temperature monitoring are connected on the temperature-control device by the temperature signal transfer wire respectively.
Further, described air supply unit comprises air supply device and fuel gas supply equipment, and described air supply device is connected combustion gas-AIR Proportional setter through air intake pipe respectively with fuel gas supply equipment with the gas inlet pipe road.
Further, described burning control unit is provided with power supply, gives the power supply of burning control unit.
The beneficial effects of the utility model are:
The utility model has been realized not electricity consumption, need not have been carried out roasting by burnt grain, and energy-saving effect is remarkable; The automatic controlling level height has replaced loaded down with trivial details operating process, and is simple to operate, and practicality is good; To the control accuracy of temperature height, final calcination temperature can reach the startup requirement, and roasting effect is good; Structure is simple relatively, and is easy and simple to handle, the reliability height.
Other advantages of the present utility model, target and feature will be set forth to a certain extent in the following description, and to a certain extent, based on being conspicuous to those skilled in the art, perhaps can from practice of the present utility model, obtain instruction to investigating hereinafter.Target of the present utility model and other advantages can realize and obtain by specifically noted structure in following specification sheets or the accompanying drawing.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
As shown in Figure 1, this device comprises temperature monitoring unit 1, fuel element 2, burning deployment unit 3, air supply unit and burning control unit, so that four groups of temperature meters 10, four groups of burners 12 and four groups of combustion gas-AIR Proportional setters 14 to be set respectively on temperature monitoring unit 1, fuel element 2 and the burning deployment unit 3 is example, between the negative electrode of aluminium cell and anode, divide 4 zones that burner 12 is set, form fuel element 2; On aluminium cell or a side combustion gas deployment unit 3 and air supply unit are set, air supply unit comprises air supply device 4 and fuel gas supply equipment 5, burner 12 is connected with the combustion gas-AIR Proportional setter 14 of combustion gas deployment unit 3 by steam line 13, establish four groups of combustion gas-AIR Proportional setter 14 altogether on the burning deployment unit, the air outlet of combustion gas-AIR Proportional setter 14 is communicated with burner 12, two inlet mouths are respectively by air intake pipe 15, gas inlet pipe road 16 is connected with fuel gas supply equipment 5 with air supply device 4, air intake pipe 15 connects air supply device 4, gas inlet pipe road 16 connects 5, four groups of combustion gas of fuel gas supply equipment-AIR Proportional setter 14 and is connected with combustion gas deployment device 8 by lead respectively.
Anode is installed at 20mm above aluminium cell charcoal cathode surface ~ 200mm place, carries out subregion between anticathode and the anode, and four groups of burners 12 are set in each district, and the power of every group of burner is 90KW, to guarantee sufficiently high maturing temperature; In each district temperature meter 10 is installed, temperature meter 10 is connected with temperature-control device 6 respectively by temperature signal transfer wire 11.Temperature-control device 6, temperature analysis and regulation device 7 and combustion gas deployment device 8 are respectively the fast or electronic devices and components of mould.
Before the roasting, the preset data input temp that the maturing temperature that aluminium cell is required rises is analyzed setting device 7, during the beginning roasting, send the instruction of ventilating for combustion gas-AIR Proportional setter 14 by combustion gas setting device 8 to burner 12, and adjustment combustion gas-AIR Proportional, adjust the concentration of mixed gas, make burning be in oxygen debt state, avoid the oxidation of cathode carbon pieces; Regulate combustion gas-AIR Proportional setter 14 and can also adjust the air input of burner 12, thereby adjust combustion power, make maturing temperature adjustable, controlled.Air and combustion gas enter combustion gas-AIR Proportional setter 14 from air supply device 4 and fuel gas supply equipment 5 by air intake pipe 15 and gas inlet pipe road 16 respectively, after in combustion gas-AIR Proportional setter 14, forming inflammable mixture, enter burner 12 through the igniting afterfire by steam line 13, begin aluminium cell is carried out roasting.
Explanation is at last, above embodiment is only unrestricted in order to the explanation the technical solution of the utility model, other modifications that those of ordinary skills make the technical solution of the utility model or be equal to replacement, as change the mode of the configuration of the distributing style of burner and quantity, change temperature meter and quantity, change air feed and kind etc., can form a plurality of embodiment, be common variation of the present utility model, only otherwise break away from the spirit and scope of technical solutions of the utility model, all should be encompassed in the middle of the claim scope of the present utility model.
Claims (3)
1. a gas baking device of aluminum electrolysis bath comprises fuel element (2), it is characterized in that: also comprise temperature monitoring unit (1), burning deployment unit (3), air supply unit and burning control unit; Described temperature monitoring unit (1) is provided with two groups of above temperature meters (10), fuel element (2) is provided with two groups of above burners (12), burning deployment unit (3) is provided with two groups of above combustion gas-AIR Proportional setters (14), and the burning control unit comprises temperature-control device (6), temperature analysis and regulation device (7) and combustion gas deployment device (8); Described two groups of above burners (12) are connected with combustion gas-AIR Proportional setter (14) respectively by steam line (13), two groups of above combustion gas-AIR Proportional setters (14) connect combustion gas deployment device (7) and air supply unit respectively, and two groups of above temperature meters (10) of temperature monitoring unit (1) are connected on the temperature-control device (6) by temperature signal transfer wire (11) respectively.
2. gas baking device of aluminum electrolysis bath according to claim 1, it is characterized in that: described air supply unit comprises air supply device (4) and fuel gas supply equipment (5), and described air supply device (4) is connected combustion gas-AIR Proportional setter (14) through air intake pipe (15) respectively with fuel gas supply equipment (5) with gas inlet pipe road (16).
3. gas baking device of aluminum electrolysis bath according to claim 2 is characterized in that: described burning control unit is provided with power supply (9), gives the power supply of burning control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205502139U CN201826022U (en) | 2010-09-30 | 2010-09-30 | Aluminum electrolysis cell gas roasting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205502139U CN201826022U (en) | 2010-09-30 | 2010-09-30 | Aluminum electrolysis cell gas roasting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201826022U true CN201826022U (en) | 2011-05-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205502139U Expired - Lifetime CN201826022U (en) | 2010-09-30 | 2010-09-30 | Aluminum electrolysis cell gas roasting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201826022U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101928961A (en) * | 2010-09-30 | 2010-12-29 | 郑州中实赛尔科技有限公司 | Gas baking device of aluminum electrolysis bath |
| CN102517610A (en) * | 2011-12-26 | 2012-06-27 | 贵阳铝镁设计研究院有限公司 | On-line monitoring system of furnace edge shape of aluminium electrolytic tank |
-
2010
- 2010-09-30 CN CN2010205502139U patent/CN201826022U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101928961A (en) * | 2010-09-30 | 2010-12-29 | 郑州中实赛尔科技有限公司 | Gas baking device of aluminum electrolysis bath |
| CN102517610A (en) * | 2011-12-26 | 2012-06-27 | 贵阳铝镁设计研究院有限公司 | On-line monitoring system of furnace edge shape of aluminium electrolytic tank |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110511 |