CN206467301U - A kind of aluminum electrolyzing cell used anode cladding system - Google Patents
A kind of aluminum electrolyzing cell used anode cladding system Download PDFInfo
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- CN206467301U CN206467301U CN201720101353.XU CN201720101353U CN206467301U CN 206467301 U CN206467301 U CN 206467301U CN 201720101353 U CN201720101353 U CN 201720101353U CN 206467301 U CN206467301 U CN 206467301U
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- anode
- cladding system
- girder steel
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- 238000005253 cladding Methods 0.000 title claims abstract description 87
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 17
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 19
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 13
- 239000010959 steel Substances 0.000 claims abstract description 13
- 239000012774 insulation material Substances 0.000 claims abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 13
- 239000002362 mulch Substances 0.000 abstract description 12
- 239000003963 antioxidant agent Substances 0.000 abstract description 9
- 230000003078 antioxidant effect Effects 0.000 abstract description 8
- 239000011449 brick Substances 0.000 abstract description 4
- 238000010276 construction Methods 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 abstract description 2
- 238000009413 insulation Methods 0.000 description 13
- 230000008859 change Effects 0.000 description 11
- 239000007789 gas Substances 0.000 description 10
- 238000000034 method Methods 0.000 description 10
- 239000000843 powder Substances 0.000 description 9
- 239000003792 electrolyte Substances 0.000 description 8
- 239000004411 aluminium Substances 0.000 description 6
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 6
- 230000003064 anti-oxidating effect Effects 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 238000005868 electrolysis reaction Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000004513 sizing Methods 0.000 description 4
- 229920000742 Cotton Polymers 0.000 description 3
- 239000010425 asbestos Substances 0.000 description 3
- 239000000919 ceramic Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 229910052895 riebeckite Inorganic materials 0.000 description 3
- 210000003625 skull Anatomy 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 150000001875 compounds Chemical group 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Electrolytic Production Of Metals (AREA)
Abstract
The utility model discloses a kind of aluminum electrolyzing cell used anode cladding system, including antioxidant layer (4), gas blanket and the anode cladding system (2) set gradually upwards from anode (1) top surface；The anode cladding system (2) and the distance of anode (1) top surface are adjusted by height adjuster (9)；The anode cladding system (2), which is provided with, to be used to avoid the hole (10) that it is interfered between anode rod (11) or anode girder steel (12) when in use, is filled between the hole (10) and anode girder steel (12) with flexible flame-proof thermal insulation material material.The utility model can reduce the construction investment for building the systems such as the broken of existing mulch, conveying, charging and operating cost；The crust breaking for maintaining existing mulch production, the workload built by laying bricks or stones, receive the operations such as side and time can be reduced；Mulch circular treatment expense and raw material fund can be reduced to overstock etc..
Description
Technical field
The utility model belongs to technical field of aluminum electrolysis, and in particular to a kind of reduction aluminium electroloysis being applied in production run
Production cost and energy-saving anode covering method and complexes.
Background technology
Aluminium electroloysis equipment technology level is improved in production run, is to realize energy saving of electrolytic production of aluminium, consumption reduction, the pass of emission reduction
Key.Existing aluminium cell is in production run, and the composition of anode-covered material layer is the electrolyte granular and oxygen of different grain size size
Change the mixed material of alumina particles, coating material layer mainly plays a part of to be incubated and prevent anode surface from aoxidizing, and mulch is mainly by day
Car is added and artificial build by laying bricks or stones forms.
In electrolysis production link now, operational sequence necessary to change poles almost turns into every electrolytic cell daily, and from
Change poles prepares to start, and covers discharge position to addition, takes about 30min.During change poles, there are some such steps, such as：It is accurate
The loosening mulch of anode surface is raked off, mulch etc. is added on newly extremely by standby change before anode scrap.
Meanwhile, electrolytic cell production run requires fine-grained management further, in the addition of anode-covered material, and each factory accordingly advises
The model proportioning of mulch each component, the requirement of particle diameter, management of thickness etc..However, more artificial participations make actually to hold
Row process is difficult to the monitoring of quantification of targets with implementing, and each workshop section, the presentation attributes of each electrolytic cell in each area are difficult to mark
Standardization.
In addition, with the operation and the continuous consumption of anode of production, the heat condition at diverse location also occurs to change, and
The more difficult adjustment for accomplishing to cover anode of existing anode coverage mode.
Due to the severe corrosive of electrolyte, some existing anode heat-insulation cladding systems can be affected by and be difficult to ensure that
Longer life cycle.
Utility model content
The purpose of this utility model is to provide a kind of aluminum electrolyzing cell used anode cladding system, with overcome it is foregoing in the prior art
The deficiency of presence.
The technical solution of the utility model is such：
The utility model is, using three layers of covering, to be followed successively by upwards from anode top surface above anode：First layer is stacking
Antioxidant layer, the second layer above anode are that gas blanket, third layer are anode cladding system；In between two row's anodes
Seam is filled using anti-oxidation coating material layer is incubated；On the electrolytic cell sidepiece heat-insulation layer with the outside of anode between provided with sidepiece covering
Device.
Wherein, anode cladding system is made up of one layer or more than two layers Material cladding；When using more than two layers Material cladding
During structure, its outside working lining is constituted using sizing refractory material, and its internal and top working lining is resistance to using sizing or indefinite form
Fiery insulation material is constituted；Anode cladding system is single anode cladding system of the single anode of covering or the bianode monoblock sun of covering
Pole cladding system.Gas blanket be located at anode cladding system below, with avoid anode cladding system with electrolytic process melt it is straight
Contact；The height of gas blanket is in 0~200mm scopes.Between anode cladding system and anode cladding system, sidepiece cladding system
Space alumina powder, skull powder, ceramic fiber cotton, asbestos cloth or insulation rope filling between sidepiece cladding system.Sidepiece
Cladding system is similar with anode cladding system, effect is identical, and its material is substantially identical.It is only the position placed that it, which is distinguished,
It is different.Anode cladding system is positioned over directly over anode, and sidepiece cladding system is positioned on electrolytic cell, one week of anode periphery
Circle.
Therefore, aluminum electrolyzing cell used anode cladding system of the present utility model, including set gradually upwards from anode top surface
Antioxidant layer, gas blanket and anode cladding system；When anode antioxidant layer refers to electrolytic cell change poles, paving is dispersed on anode
One layer of graininess or granular material on surface, material are mainly made up of electrolyte broken material, alumina powder.One of its effect is anti-
Only the excessive contact of anode and air and be oxidized.
The distance of anode cladding system and anode top surface is adjusted by height adjuster；This refers to can be with for height adjuster
Make the part moved above and below anode cladding system.Such function is made it have in patent.Its structure can be
An easy structure being made up of bolt, nut, makes it rise or fall by tightening or unclamping；Can also similar jack type
Jacking apparatus；It may also be the modes such as turnbuckle, turnbuckle.
Anode cladding system, which is provided with, to be used to avoid it mutually dry between anode rod or anode girder steel when in use
The hole related to, is filled between the hole and anode girder steel with flexible flame-proof thermal insulation material material.For single anode electrolytic tank, one group of anode can
One piece of complete anode cladding system of correspondence；One group of anode can also be covered by 2 pieces or more than 2 pieces of anode cladding system docking
Lid.
Further, anode cladding system is provided with the hanger for being used for hanging on anode cladding system on anode girder steel.
One side or periphery of anode cladding system are provided with flange.
Principle of the present utility model and technique effect：
The technical solution of the utility model, can on the basis of the insulation of existing electrolytic cell covering, anti-oxidation function is ensured
To reduce the construction investment and the operating cost that build the systems such as the broken of existing mulch, conveying, charging；Maintenance can be reduced existing
There are the mulch crust breaking produced, the workload building by laying bricks or stones, receive the operations such as side and time；Can reduce mulch circular treatment expense and
Raw material fund overstocks；Improve heat recovery and utilization rate, the anodic cladding system on anode scrap can be directly used for it is new extremely on, subtract
Thermal losses is lacked, while new pole can be preheated.
Brief description of the drawings
Fig. 1 is aluminum electrolyzing cell used anode covering method floor map；
Fig. 2 is aluminum electrolyzing cell used anode covering method schematic diagram；
Fig. 3 is anode cladding system pie graph；
Fig. 4 is anode cladding system structural representation；
Fig. 5 is single anode monoblock type cladding system schematic diagram；
Fig. 6 is single anode monoblock type cladding system figure；
Fig. 7 is the box-like cladding system schematic diagram of single anode unit；
Fig. 8 is the box-like cladding system figure of single anode unit.
Description of reference numerals：1- anodes, 2- anode cladding systems, 3- sidepiece cladding systems, 4- antioxidants layer, 5- is protected
Working lining outside the anti-oxidation coating material layer of temperature, 6- electrolytic cell sidepiece heat-insulation layers, 7-, 8- tops working lining, 9- height adjusters,
10- holes, 11- anode rods, 12- anode girder steels, 13- hangers, 14- flanges.
Embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.
As Figure 1-Figure 8, the technical solution of the utility model is to set three layers of covering in the top of anode 1, for substituting
The mode of production of existing use alumina powder and skull powder mixed powder covering.Covering method is such, from the top surface of anode 1
It is followed successively by upwards：First layer is that to be stacked at antioxidant layer 4, the second layer of the top of anode 1 be that gas blanket, third layer are anode
Cladding system 2；Middle seam between two row's anodes 1 is used is incubated anti-oxidation coating material layer 5 on a small quantity；The covering on anode electrolytic cell periphery
Method be on electrolytic cell sidepiece heat-insulation layer 6 with the outside of anode between configuration sidepiece cladding system 3.
As shown in Figure 1-2, anode cladding system 2 is made up of one or more layers Material cladding.When using multi-layer compound structure
When, the sizing refractory material that high intensity, refractoriness and good corrosion resistance may be selected in its outside working lining 7 is constituted, its it is internal and on
The sizing of good heat preservation performance is may be selected in portion's working lining 8 or indefinite form flame-proof thermal insulation material is constituted；Fig. 1 Anodics cladding system 2 is single
Anode cladding system, can also be designed to cover bianode monoblock anode cladding system.
Gas blanket is located at the lower section of anode cladding system 2, with avoid anode cladding system 2 with electrolytic process melt it is direct
Contact.The height of gas blanket is in 0~200mm scopes.
Sky between anode cladding system 2 and anode cladding system 2, between sidepiece cladding system 3 and sidepiece cladding system 3
Gap can be filled with small amounts aluminium powder or skull powder, it is also possible to which flexible flame-proof thermal insulation material material is such as：Ceramic fiber cotton, asbestos cloth,
The fillings such as insulation rope；
As shown in figure 4, anode cladding system 2 is located at the top of anode 1, its distance with the top surface of anode 1 is in whole anode 1
Upper and lower regulation can be carried out in life cycle.Regulative mode can be realized by configuration height adjuster 9.
As viewed in figures 5-8, for single anode electrolytic tank, one group of anode can correspond to one piece of complete anode cladding system 2；One
Group anode can also be docked by 2 pieces or more than 2 pieces of anode cladding system 2 to be covered.
As shown in figure 5, being provided with hole 10 on anode cladding system 2.Hole 10 can avoid anode cladding system when in use 2,
Interfered with anode rod 11, the beam of anode girder steel 12, between anode cladding system hole and anode girder steel, flexible fire resisting can be used
Insulation material material is such as：The fillings such as ceramic fiber cotton, asbestos cloth, insulation rope.
As shown in figure 4, being provided with hanger 13 on anode cladding system 2.Anode cladding system 2 can be hung on sun by hanger 13
On pole girder steel 12.
As shown in figure 3, one side or periphery of anode cladding system 2 are provided with flange 14.
Principle of the present utility model：
Due to the severe corrosive of electrolyte, anode heat-insulation cladding system 2 should not directly be contacted with electrolyte.And in actual life
In production operation, particularly in change poles a few days ago, because anode height has been reduced, but electrolyte becomes with the melt height that aluminium liquid is constituted
Change less, if anode heat-insulation cladding system 2 is directly placed at the surface of anode 1 or closer to the distance therewith, it will make anode heat-insulation
Cladding system 2 is with electrolyte transition contact so as to corrode anode heat-insulation cladding system and reduce its service life；Secondly, in electrolysis
In production run, the presence of the discharge of water electrolytic gas and melt fluctuation, when the position of anode heat-insulation cladding system 2 is not also easy at that time
Touched with electrolyte and cause the generation of corrosion, therefore, the gas blanket in the utility model is located at the lower section of anode cladding system 2,
Contacted with completely cutting off anode cladding system 2 with the direct of melt in electrolytic process.The height of gas blanket is in 0~200mm scopes.
Within whole cycle anode life, with the operation and the continuous consumption of anode of production, anode height is gradually reduced,
Heat condition at difference electrolysis groove location also occurs to change, and the utility model sets height adjuster 9 to adjust different demands
Under the conditions of anode cladding system 2 and the top surface of anode 1 distance.
Implementation steps of the present utility model are as follows：
1st, one layer of antioxidant layer 4,1~5cm of thickness are laid on the new anode that will be changed；
2nd, anode cladding system 2 is positioned over the top of antioxidant layer 4；Meanwhile, covered in antioxidant layer 4 with anode
By height adjuster 9 to retain certain gap between lid arrangement 2；
3rd, with alumina powder fill steel pawl between stitched between seam and extremely upper cladding system；
4th, overhead traveling crane extracts anode scrap (without crust breaking, skim, drag for the operation such as block), by the new handling of anode 1 and installs in place, with few
Seam between the extremely upper cladding system of amount alumina powder filling (without receiving side, building by laying bricks or stones, add mulch etc. and operate), change poles is finished；
5th, after the crust layer that solidifying occurs in the melt in groove to be electrolysed at seam, at middle seam from anode cladding system 2
Landfill is incubated mulch 5；
Certainly, it is above concrete application example of the present utility model, the utility model also has other embodiments, all
Using equivalent substitution or the technical scheme of equivalent transformation formation, all fall within the protection domain required by the utility model.
Claims (3)
1. a kind of aluminum electrolyzing cell used anode cladding system, it is characterised in that：Including preventing for being set gradually upwards from anode (1) top surface
The oxide bed of material (4), gas blanket and anode cladding system (2)；The anode cladding system (2) and the distance of anode (1) top surface
Adjusted by height adjuster (9)；The anode cladding system (2) be provided be used for avoid its when in use with anode rod
(11) hole (10) or between anode girder steel (12) interfered, with flexible fire resisting between the hole (10) and anode girder steel (12)
Insulation material material is filled.
2. aluminum electrolyzing cell used anode cladding system according to claim 1, it is characterised in that：On anode cladding system (2)
Provided with for anode cladding system (2) to be hung on to the hanger (13) on anode girder steel (12).
3. aluminum electrolyzing cell used anode cladding system according to claim 1, it is characterised in that：The anode cladding system
(2) one side or periphery is provided with flange (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720101353.XU CN206467301U (en) | 2017-01-24 | 2017-01-24 | A kind of aluminum electrolyzing cell used anode cladding system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720101353.XU CN206467301U (en) | 2017-01-24 | 2017-01-24 | A kind of aluminum electrolyzing cell used anode cladding system |
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| Publication Number | Publication Date |
|---|---|
| CN206467301U true CN206467301U (en) | 2017-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720101353.XU Withdrawn - After Issue CN206467301U (en) | 2017-01-24 | 2017-01-24 | A kind of aluminum electrolyzing cell used anode cladding system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106757164A (en) * | 2017-01-24 | 2017-05-31 | 贵阳铝镁设计研究院有限公司 | A kind of aluminum electrolyzing cell used anode covering method and device |
-
2017
- 2017-01-24 CN CN201720101353.XU patent/CN206467301U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106757164A (en) * | 2017-01-24 | 2017-05-31 | 贵阳铝镁设计研究院有限公司 | A kind of aluminum electrolyzing cell used anode covering method and device |
| CN106757164B (en) * | 2017-01-24 | 2019-04-02 | 贵阳铝镁设计研究院有限公司 | A kind of aluminum electrolyzing cell used anode covering method and device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170905 Effective date of abandoning: 20190402 |
|
| AV01 | Patent right actively abandoned |