CN203440466U - Anode structure of aluminum electrolytic cell - Google Patents
Anode structure of aluminum electrolytic cell Download PDFInfo
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- CN203440466U CN203440466U CN201320501976.8U CN201320501976U CN203440466U CN 203440466 U CN203440466 U CN 203440466U CN 201320501976 U CN201320501976 U CN 201320501976U CN 203440466 U CN203440466 U CN 203440466U
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- anode
- exhaust
- groove
- duct
- carbon blocks
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Abstract
The utility model relates to an anode structure of an aluminum electrolytic cell. The anode structure of the aluminum electrolytic cell comprises an anode body, wherein the anode body comprises at least two anode carbon blocks; corresponding grooves are formed in binding surfaces of two adjacent anode carbon blocks and penetrate through the top surfaces and the bottom surfaces of the anode carbon blocks; and the corresponding grooves in the two adjacent anode carbon blocks form an exhaust duct. When the anode structure of the aluminum electrolytic cell is used, gas generated by anode reaction can be exhausted, and an exhaust function is realized; the exhaust ducts are formed by the grooves in the at least two anode carbon blocks and can be integrally formed when the anode carbon blocks are formed, so that demolding is facilitated when a mold is used, and an exhaust duct processed through machining after an anode is formed, so that influences brought on the anode strength are prevented; and by the aid of the structure, corner angles on the edge of a notch can be smoothened, and slag can be prevented from coming off the anode.
Description
Technical field
The utility model relates to a kind of aluminium cell anode, is specifically related to a kind of anode structure of aluminum electrolysis cell.
Background technology
In the process of aluminum production by fused-salt electrolysis, anode is to make with carbon materials at present, and it not only conducts electricity, and participates in redox reaction, and during electrolysis, anodic oxidation generates CO
2, simultaneous oxidation aluminium is reduced to metallic aluminium.The CO generating
2be a kind of oxidizing gas, can generate CO with C secondary reaction, cause the extra consumption of anode.So CO
2discharge extremely important, CO
2from electrolyzer, discharge and not only can accelerate to generate the reaction of metallic aluminium fast, improve current efficiency, can also reduce the extra consumption of anode, otherwise will bring degradation problem under the increase of anode air film resistance, anode consumption increase, current efficiency.
In prior art, a kind of structure of anodes used in aluminum electrolysis as depicted in figs. 1 and 2, comprise anode body 90 and exhaust-duct, anode body 90 is rectangular parallelepiped, the side with end face, bottom surface and surrounding, exhaust-duct comprises the horizontal through hole 92 communicating with described blind hole 91 arranging in the blind hole that extends to along the vertical direction anode top 91 that arranges on bottom surface and top, the gas that anodic reaction produces enters blind hole 91 from anode bottom, finally by horizontal through hole 92, is discharged.The another kind of structure of prior art Anodic as shown in Figure 3 and Figure 4, exhaust-duct is that the groove 93 of anode laterally or is longitudinally run through on the edge in the horizontal direction that is arranged on bottom, groove 93 degree of depth are less than the height of anode, the gas that anodic reaction produces enters groove 93 from anode bottom, finally by the lateral openings of groove 93, is discharged.But, because anode material is special, above-mentioned blind hole 91, horizontal through hole 92 and groove 93 need anode in corresponding die for molding, after roasting kiln roasting, adopt again mach mode to process, so not only caused the decline of anode construction intensity, and difficultly during the lower material recycling of cutting after machining by pitch, infiltrated, strengthened selective oxidation reaction when groove is used on anode, and groove 93 can increase anode and O
2, CO
2contact surface, aggravated the extra consumption of anode and fallen slag.The problems referred to above are in the situation that continuous increase, the anode dimension of aluminium cell capacity are increasing more outstanding.
Utility model content
The purpose of this utility model is the problem and shortage for above-mentioned existence, provides a kind of and can discharge fast the gas of reaction generation, the reaction that quickening generates metallic aluminium, improves current efficiency, can also reduce the anode structure of aluminum electrolysis cell of the extra consumption of anode.
For achieving the above object, the technical scheme of taking is:
A kind of anode structure of aluminum electrolysis cell, comprise anode body, described anode body adopts at least two anode carbon blocks to form, the binding face of adjacent two anode carbon blocks is provided with corresponding groove, described groove connects end face and the bottom surface of anode carbon block, and groove corresponding on adjacent two anode carbon blocks forms exhaust-duct.
Between the end face of described anode carbon block and side, by fillet surface, be connected, the degree of depth of described groove is less than the width of fillet surface, and groove is vertical with bottom surface with the end face of anode carbon block, groove and anode body integrated molding.
The cross section of described exhaust-duct is rounded, any in Polygons, ellipse.
Described anode carbon block is arranged, the described adjacent anode charcoal piece that is arranged around common incline place be also provided with exhaust-duct, the groove that described exhaust-duct is provided with by the incline of each anode carbon block forms.
On described exhaust-duct, be connected with the carbon tube of same cross-sectional, carbon tube can, for straight, can be also the tilting section at an angle with the Exhaust Gas that can lead, by the gas discharge electrolyzer of anodic reaction generation.
Adopt technique scheme, obtained beneficial effect is:
The utility model adopts technique scheme, the gas that can produce for anodic reaction is in use discharged, there is degassing function, and exhaust-duct is comprised of the groove at least two anode carbon blocks, can be when anode carbon block moulding integrated molding, be convenient to the demoulding when using mould molding, prevent from by machining, the impact that exhaust-duct antianode intensity is brought being set again after anode shaped, and said structure is the corner angle at notch edge gently, thereby reduce the slag that falls of anode.
Accompanying drawing explanation
Fig. 1 is one of structural representation of anode of the prior art.
Fig. 2 is the left TV structure schematic diagram of Fig. 1.
Fig. 3 be anode of the prior art structural representation two.
Fig. 4 is the left TV structure schematic diagram of Fig. 3.
Label in Fig. 1-Fig. 4: 90 is that anode body, 91 is that blind hole, 92 is that horizontal through hole, 93 is groove.
Fig. 5 is one of structural representation of anode carbon block.
Fig. 6 is the structural representation of looking up of Fig. 5.
Fig. 7 be anode carbon block structural representation two.
Fig. 8 be anode carbon block structural representation three.
Fig. 9 be anode carbon block structural representation four.
Figure 10 is one of the structural representation that is the anode body of arranged.
Figure 11 be arranged anode body structural representation two.
Figure 12 be arranged anode body structural representation three.
Figure 13 is one of structural representation of coordinating with anode body of carbon tube.
Figure 14 is two of the structural representation that coordinates with anode body of carbon tube.
Figure 15 is three of the structural representation that coordinates with anode body of carbon tube.
Figure 16 is that cross section, exhaust-duct is polygonal structural representation.
Figure 17 is one of structural representation of seamlessly transitting of cross section, exhaust-duct drift angle.
Figure 18 is two of the structural representation that seamlessly transits of cross section, exhaust-duct drift angle.
Fig. 5-Figure 18, number in the figure: 1 is that anode carbon block, 2 is that groove, 3 is that fillet surface, 4 is that circular exhaust-duct, 5 is that Polygons exhaust-duct, 6 is carbon tube.
Embodiment
Embodiment mono-: referring to Fig. 5, Fig. 6, Figure 10, Figure 13～Figure 15, a kind of anode structure of aluminum electrolysis cell of the utility model, comprise anode body, described anode body is arranged by four anode carbon blocks 1, the binding face of adjacent two anode carbon blocks 1 is provided with corresponding groove 2, described groove 2 connects end face and the bottom surface of anode carbon block 1, between the end face of described anode carbon block 1 and side, by fillet surface 3, be connected, the degree of depth of described groove 2 is less than the width of fillet surface 3, groove corresponding on adjacent two anode carbon blocks 1 forms circular exhaust-duct 4, described four adjacent anode charcoal pieces that are arranged around common incline place be also provided with circular exhaust-duct 4, the groove that described circular exhaust-duct 4 is provided with by the incline of each anode carbon block 1 forms, on described circular exhaust-duct 4, be all connected with the carbon tube 6 of same cross-sectional, the gas that anodic reaction is produced is discharged electrolyzer, carbon tube 6 surroundings are filled with mulch, carbon tube 6 can be for straight, also can be the tilting section at an angle with the Exhaust Gas that can lead.
Embodiment bis-: referring to Fig. 5 ~ Fig. 9 and Figure 11, Figure 12, the structure of the present embodiment and embodiment mono-are basic identical, something in common no longer repeats, its difference is: described anode body is arranged by 6 or 9 anode carbon blocks 1, is equipped with groove 2 on the binding face of its adjacent two anode carbon blocks 1.
Embodiment tri-: referring to Figure 16 ~ Figure 18, the structure of the present embodiment and embodiment mono-are basic identical, something in common no longer repeats, its difference is: the exhaust-duct that on described adjacent anode charcoal piece 1, corresponding groove forms is that Polygons exhaust-duct 5 or cross section drift angle are the exhaust-duct seamlessly transitting, said structure is the corner angle at notch edge gently, thereby reduce the slag that falls of anode.
Claims (5)
1. an anode structure of aluminum electrolysis cell, comprise anode body, it is characterized in that, described anode body adopts at least two anode carbon blocks to form, the binding face of adjacent two anode carbon blocks is provided with corresponding groove, described groove connects end face and the bottom surface of anode carbon block, and groove corresponding on adjacent two anode carbon blocks forms exhaust-duct.
2. anode structure of aluminum electrolysis cell according to claim 1, it is characterized in that, between the end face of described anode carbon block and side, by fillet surface, be connected, the degree of depth of described groove is less than the width of fillet surface, groove is vertical with bottom surface with the end face of anode carbon block, groove and anode body integrated molding.
3. anode structure of aluminum electrolysis cell according to claim 1, is characterized in that, the cross section of described exhaust-duct is rounded, any in Polygons, ellipse.
4. anode structure of aluminum electrolysis cell according to claim 1, it is characterized in that, described anode carbon block is arranged, the described adjacent anode charcoal piece that is arranged around common incline place be also provided with exhaust-duct, the groove that described exhaust-duct is provided with by the incline of each anode carbon block forms.
5. according to the arbitrary described anode structure of aluminum electrolysis cell of claim 1 ~ 4, it is characterized in that, on described exhaust-duct, be connected with the carbon tube of same cross-sectional, carbon tube is straight, or be the tilting section at an angle with the Exhaust Gas that can lead, the gas that anodic reaction is produced is discharged electrolyzer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320501976.8U CN203440466U (en) | 2013-08-17 | 2013-08-17 | Anode structure of aluminum electrolytic cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320501976.8U CN203440466U (en) | 2013-08-17 | 2013-08-17 | Anode structure of aluminum electrolytic cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203440466U true CN203440466U (en) | 2014-02-19 |
Family
ID=50091534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320501976.8U Expired - Fee Related CN203440466U (en) | 2013-08-17 | 2013-08-17 | Anode structure of aluminum electrolytic cell |
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| Country | Link |
|---|---|
| CN (1) | CN203440466U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109852999A (en) * | 2019-04-15 | 2019-06-07 | 谢林 | The production method and anode carbon block of a kind of mold, anode carbon block |
| CN112011807A (en) * | 2020-09-02 | 2020-12-01 | 宁夏宁创新材料科技有限公司 | Energy-saving eccentric prebaked anode carbon block |
-
2013
- 2013-08-17 CN CN201320501976.8U patent/CN203440466U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109852999A (en) * | 2019-04-15 | 2019-06-07 | 谢林 | The production method and anode carbon block of a kind of mold, anode carbon block |
| CN112011807A (en) * | 2020-09-02 | 2020-12-01 | 宁夏宁创新材料科技有限公司 | Energy-saving eccentric prebaked anode carbon block |
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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: 20140219 Termination date: 20190817 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |