CN103014767A - Center-seam-symmetric aluminum electrolysis tank anode conductive device - Google Patents
Center-seam-symmetric aluminum electrolysis tank anode conductive device Download PDFInfo
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- CN103014767A CN103014767A CN 201110287279 CN201110287279A CN103014767A CN 103014767 A CN103014767 A CN 103014767A CN 201110287279 CN201110287279 CN 201110287279 CN 201110287279 A CN201110287279 A CN 201110287279A CN 103014767 A CN103014767 A CN 103014767A
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- aluminum
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- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 145
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 142
- 238000005868 electrolysis reaction Methods 0.000 title abstract 8
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 140
- 239000010959 steel Substances 0.000 claims abstract description 140
- 239000002131 composite material Substances 0.000 claims abstract description 37
- 238000003466 welding Methods 0.000 claims abstract description 32
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 9
- 239000004411 aluminium Substances 0.000 claims description 59
- 238000004880 explosion Methods 0.000 claims description 26
- 244000261422 Lysimachia clethroides Species 0.000 claims description 24
- AZDRQVAHHNSJOQ-UHFFFAOYSA-N alumane Chemical compound [AlH3] AZDRQVAHHNSJOQ-UHFFFAOYSA-N 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 238000009434 installation Methods 0.000 claims description 3
- 210000000078 claw Anatomy 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 abstract description 3
- 229910000805 Pig iron Inorganic materials 0.000 abstract description 3
- 238000005336 cracking Methods 0.000 abstract description 3
- 229910052698 phosphorus Inorganic materials 0.000 abstract description 3
- 239000011574 phosphorus Substances 0.000 abstract description 3
- 239000002360 explosive Substances 0.000 abstract 2
- 230000002146 bilateral effect Effects 0.000 abstract 1
- 230000008642 heat stress Effects 0.000 abstract 1
- 230000007774 longterm Effects 0.000 abstract 1
- 230000002035 prolonged effect Effects 0.000 abstract 1
- 230000008646 thermal stress Effects 0.000 description 6
- 238000010521 absorption reaction Methods 0.000 description 5
- 238000005266 casting Methods 0.000 description 4
- 238000012423 maintenance Methods 0.000 description 4
- 238000002910 structure generation Methods 0.000 description 4
- VRAIHTAYLFXSJJ-UHFFFAOYSA-N alumane Chemical compound [AlH3].[AlH3] VRAIHTAYLFXSJJ-UHFFFAOYSA-N 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 230000003245 working effect Effects 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 238000001354 calcination Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
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Abstract
The invention relates to a center-seam-symmetric aluminum electrolysis tank anode conductive device which is mainly applied to the production of pre-baked aluminum electrolysis tanks and the product design and manufacture of anode-anode conductive devices. The center-seam-symmetric aluminum electrolysis tank anode conductive device is characterized by being formed in a manner that the lower end of an aluminum guide rod is provided with an adjusting center seam and an anode steel claw is made of two explosive welding lugs and two parts in bilateral symmetry. According to the center-seam-symmetric aluminum electrolysis tank anode conductive device, after cast phosphorus pig iron and an anode carbon block are assembled for electrolysis tank production, the adjusting center seam at the lower end of the aluminum guide rod and a symmetrical center seam of the anode steel claw can absorb or release the horizontal heat stress between the anode carbon block and the anode steel claw, so that the inward-hooking deformation of an anode steel claw head can be reduced or prevented, and the service cycle life of the anode steel claw is further prolonged. The center-seam-symmetric aluminum electrolysis tank anode conductive device has the advantages that the problem that the anode steel claw head of the existing universal aluminum electrolysis tank anode conductive device is subjected to inward hooking during long-term use is solved, and meanwhile, the problem of cracking of aluminum-steel composite explosive welding lugs is solved.
Description
Technical field: centre joint symmetry type aluminum electrolytic tank anode conductive of the present invention is anode electric-conducting device for aluminum electrolytic cell.The main application and the production of pre-calcining electrolytic cell and deisgn product and the manufacturing of anode anode conducting device.
Background technology: existing general anode electric-conducting device for aluminum electrolytic cell is mainly by anode aluminium guide-bar, and aluminum steel composite explosion welding sheet and anode steel jaw structure form.Its constitutional features is, adopts the compound blast sheet of horizontally disposed aluminum steel in the lower end of aluminium guide bar, carries out bimetal welding conduction with the anode steel jaw crossbeam of an integral body and is connected, and the lower end of anode steel jaw is with the mode of the ferrophosphorus ring of casting.Conduct electricity with anode block and to be connected.
Mainly there is following defective in existing general anode electric-conducting device for aluminum electrolytic cell, the one, the compound blast sheet of horizontally disposed aluminum steel between aluminium guide bar and the anode steel jaw crossbeam self aluminium-steel composite surface and with the aluminium guide bar lower end to get the aluminum annular-shaped weld seam easy to crack.The 2nd, now general anode electric-conducting device for aluminum electrolytic cell is being assembled with anode block, after application is produced with aluminium cell, because hotline expansion coefficient and isothermal distribution are different between anode block and the anode steel claw material, after particularly anode scrap goes out aluminium cell, cooling contraction speed between anode scrap carbon piece and the anode steel jaw crossbeam is different, very easily causes the anode steel jaw head that is arranged on anode steel jaw crossbeam two ends after the cooling inwardly to collude compression deformation (as shown in Figure 1).After the use in several cycles, oversize as colluding distortion in the steel pawl head at anode steel jaw two ends, will cause the anode steel jaw head, because of size offset, can't be assembled in the carbon bowl of the anode block of having finalized the design by design requirements and go, implement the casting phosphorus pig iron and conduct electricity with anode block and be connected.Only have the anode steel jaw head with off-centre to cut maintenance or change the anode steel jaw head, could continue to reuse.Even the anode steel jaw that colludes in the off-centre is used reluctantly, after casting ferrophosphorus ring and anode block conduct electricity and be connected, also can cause the distribution of current inequality of anode block.
Summary of the invention; Owing to collude problem on deformation in anode block and the inconsistent caused anode steel jaw of anode steel jaw crossbeam thermal expansion, and the cracking of the aluminum steel composite explosion welding sheet problem that comes off, it is the hard nut to crack that anode electric-conducting device for aluminum electrolytic cell exists, for the steel pawl head life-time service that solves the anode steel jaw that now general anode electric-conducting device for aluminum electrolytic cell exists produce in collude the problem of Cracking of problem and aluminum steel composite explosion welding sheet, the present invention designs the structural design scheme that proposes a kind of new anode electric-conducting device for aluminum electrolytic cell, i.e. centre joint symmetry type aluminum electrolytic tank anode conductive.
Centre joint symmetry type aluminum electrolytic tank anode conductive is formed by anode aluminium guide-bar, aluminum steel composite sheet, anode steel jaw structure, and anode steel jaw is comprised of steel pawl crossbeam and steel pawl head two portions.
Centre joint symmetry type aluminum electrolytic tank anode conductive is characterized in that: the anode steel jaw of anode conducting device is divided into symmetrical two members, and symmetrical two anode steel jaw members are connected with the lower end of an aluminium guide bar with two aluminum steel composite sheet.
Centre joint symmetry type aluminum electrolytic tank anode conductive is characterized in that: anode steel jaw is two members of left and right horizontal symmetry along carbon block length direction.
Centre joint symmetry type aluminum electrolytic tank anode conductive is characterized in that: the bottom of aluminium guide bar has the centre joint or aluminium guide bar is divided into symmetrical two parts, but causes the aluminium guide bar lower end can produce the centre forward of left and right sides opening and closing distortion.
Centre joint symmetry type aluminum electrolytic tank anode conductive is characterized in that: two members about anode steel jaw is divided into are connected with aluminium guide bar with two aluminum steel composite sheet; Two formed middle hollow joints of Component compositions linked to each other with the bottom centre joint of an aluminium guide bar about anode steel jaw divided.
Centre joint symmetry type aluminum electrolytic tank anode conductive is characterized in that: the aluminum metal face of two aluminum steel composite sheet is connected with two side surface part of aluminium guide bar lower end respectively.
Centre joint symmetry type aluminum electrolytic tank anode conductive is characterized in that: the steel metal covering of two aluminum steel composite sheet welds conduction with the crossbeam of the anode steel jaw parts of two symmetries respectively and is connected.
Centre joint symmetry type aluminum electrolytic tank anode conductive is characterized in that, two aluminum steel composite sheet and aluminium guide bar can adopt welding or fastened by screw to be connected between mutually.
Adopt the lower end to have the aluminium guide bar of regulating the centre joint, be mixed with the centre joint that anode steel jaw is assembled into to lining formula anode electric-conducting device for aluminum electrolytic cell with two explosion welding sheets and symmetrical two members, after the phosphorus pig iron and the anode block assembling of casting is used for electrolyzer production, because the symmetrical centre joint of the adjusting centre joint of aluminium guide bar lower end and anode steel jaw can absorb or discharge the horizontal thermal stresses between anode block and the anode steel jaw, therefore, can reduce or prevent the anode steel jaw head in collude distortion, improve the life cycle life-span of anode steel jaw, reduce the maintenance cost of anode steel jaw, improve the assembling quality of anode block, balanced anodic current density.
Description of drawings: the centre joint of the present invention is to technical scheme and the constitutional features of lining formula anode electric-conducting device for aluminum electrolytic cell, and statement is then more clear in the specific embodiments and the drawings explanation.
The front view of the anode electric-conducting device for aluminum electrolytic cell that Fig. 1 is existing general.
Fig. 2 centre joint of the present invention is to the front view of lining formula anode electric-conducting device for aluminum electrolytic cell embodiment 1.
Fig. 3 is the vertical view of Fig. 2.
Fig. 4 centre joint of the present invention is to the front view of lining formula anode electric-conducting device for aluminum electrolytic cell embodiment 2.
Fig. 5 centre joint of the present invention is to the front view of lining formula anode electric-conducting device for aluminum electrolytic cell embodiment 3.
Fig. 6 is the vertical view of Fig. 5.
Fig. 7 centre joint of the present invention is to the front view of lining formula anode electric-conducting device for aluminum electrolytic cell embodiment 4.
Fig. 8 centre joint of the present invention is to the front view of lining formula anode electric-conducting device for aluminum electrolytic cell embodiment 5.
Fig. 9 is the vertical view of Fig. 8.
Figure 10 invention centre joint is to the front view of lining formula aluminium cell double anode electric installation embodiment 5.
Figure 11 is the vertical view of Figure 10.
Shown in its figure: 1 aluminium guide bar, the 2 aluminium guide bar lower end centres joint, 3 aluminum steel composite explosion welding sheets, 4 anode steel jaw crossbeams, 5 anode steel jaw heads, 6 conduction stiffening plates, the symmetrical centre joint of 7 crossbeams, 8 bolts, 9 vertical Steel Current Conducting Plate, 10 anode blocks, 11 ferrophosphorus rings, 12 horizontal goosenecks of drawing.
Specific embodiments: the main purpose that the centre joint of the present invention is implemented lining formula anode electric-conducting device for aluminum electrolytic cell be solve existing general anode steel jaw (as shown in Figure 1) in collude distortion and explosion welding sheet the problem that comes off, its concrete technical scheme and structure can be finished with reference to embodiment.
Embodiment 1: such as Fig. 2, shown in Figure 3, the centre joint to its structure of lining formula anode electric-conducting device for aluminum electrolytic cell is, two sides, lower end at aluminium guide bar (1), be welded with respectively two aluminum steel composite explosion welding sheets (3) with aluminium-aluminium weldering, the lower end of every aluminum steel composite explosion welding sheet (3) respectively is welded with by (5) two anode steel jaws that parts form of anode gooseneck (4) anode steel jaw head; Between two anode steel jaw members the symmetrical crossbeam centre joint (7) that is combined to form is arranged.In order to increase conduction and the strength of joint between aluminum steel composite explosion welding sheet (3) and the anode gooseneck (4), welding structure has conduction connection reinforcement plate (6) between aluminum steel composite explosion welding sheet (3) and anode steel jaw crossbeam (4).
In use, utilizing the symmetrical crossbeam centre joint (7) of structure generation between two anode steel jaw beam parts (4) and aluminium guide bar (1) material on top is aluminium, the thermal stresses that the carbon piece is produced has stronger absorption and the characteristics of release function, collude distortion in the steel pawl head of minimizing anode steel jaw crossbeam lower end, improve simultaneously the conduction strength of joint of aluminum steel composite explosion welding sheet between anode steel jaw crossbeam and the aluminium guide bar (3).
Embodiment 2: such as Fig. 4, shown in Figure 5, the centre joint to lining formula anode electric-conducting device for aluminum electrolytic cell structure is, the lower end of aluminium guide bar (1) has the centre joint (2), two sides, lower end at aluminium guide bar (1), be welded with respectively two aluminum steel composite explosion welding sheets (3) with aluminium-aluminium weldering, the lower end of every aluminum steel composite explosion welding sheet (3) respectively is welded with anode gooseneck (4), and the lower end of anode gooseneck (4) is provided with the anode steel jaw head; The symmetrical crossbeam centre joint (7) is arranged between two anode goosenecks (4).
In use, utilize the symmetrical crossbeam centre joint (7) of structure generation between two anode steel jaw beam parts (4) and the aluminium guide bar lower end centre joint (2) on top, the thermal stresses that the carbon piece is produced has stronger absorption and the characteristics of release function, collude distortion in the steel pawl head (5) of minimizing anode steel jaw crossbeam (4) lower end, if collude phenomenon in anode steel jaw head (5) has occured, can be by adjusting the gap of the aluminium guide bar lower end centre joint (2) and the symmetrical crossbeam centre joint (7), adjust the lateral dimension of anode steel jaw head (5) lower surface of steel pawl crossbeam (4) lower end, prolong the work-ing life of anode steel jaw head, reduce the generation of maintenance load.
Embodiment 3: as shown in Figure 6, the centre joint to lining formula anode electric-conducting device for aluminum electrolytic cell structure is, the lower end of aluminium guide bar (1) has the centre joint (2), two sides, lower end at aluminium guide bar (1), available bolt (8) connects two aluminum steel composite explosion welding sheets (3), the lower end of every aluminum steel composite explosion welding sheet (3) respectively is welded with anode gooseneck (4) member, and the lower end of anode gooseneck (4) is provided with the anode steel jaw head; The symmetrical crossbeam centre joint (7) is arranged between two anode goosenecks (4).
In use, the symmetrical crossbeam centre joint (7) that generates when utilizing assembled configuration between two anode steel jaw beam parts (4) and the aluminium guide bar lower end centre joint (2) on top, thermal stresses had stronger absorption and the characteristics of release function, collude distortion in the steel pawl head (5) of minimizing anode steel jaw crossbeam (4) lower end, if collude phenomenon in anode steel jaw head (5) has occured, can take anode steel jaw crossbeam (4) apart decomposition from aluminum steel composite explosion welding sheet (3) and the junction bolt (8) of aluminium guide bar (1), the anode steel jaw head is keeped in repair.
Embodiment 4: as shown in Figure 7, the centre joint to lining formula anode electric-conducting device for aluminum electrolytic cell structure is, the lower end of aluminium guide bar (1) has the centre joint (2), two sides, lower end at aluminium guide bar (1), the weldering of aluminium aluminium connects two aluminum steel composite explosion welding sheets (3), the lower end of every aluminum steel composite explosion welding sheet (3), be connected with anode gooseneck (4) parts by erectting the vertical Steel Current Conducting Plate (9) that draws that arranges, the lower end of anode gooseneck (4) is provided with the anode steel jaw head; The symmetrical crossbeam centre joint (7) is arranged between two anode goosenecks (4),
In use, utilize the symmetrical crossbeam centre joint (7) of structure generation between two anode steel jaw beam parts (4) and the aluminium guide bar lower end centre joint (2) and the vertical symmetrical centre joint of Steel Current Conducting Plate (9) that draws on top that the thermal stresses that the carbon piece produces is had stronger absorption and the characteristics of release function, collude distortion in the steel pawl head (5) of minimizing anode steel jaw crossbeam (4) lower end, if collude phenomenon in anode steel jaw head (5) has occured, can utilize the reversible deformation of aluminium guide bar (1) lower end and Li La Steel Current Conducting Plate (9), collude distortion in the elimination anode steel jaw.
In use, if collude phenomenon in anode steel jaw head (5) has occured, can be by adjusting the gap of the aluminium guide bar lower end centre joint (2) and the symmetrical crossbeam centre joint (7), adjust the lateral dimension of anode steel jaw head (5) lower surface of steel pawl crossbeam (4) lower end, prolong the work-ing life of anode steel jaw head.
In use, utilize the symmetrical crossbeam centre joint (7) of structure generation between two anode steel jaw beam parts of every side (4) and the aluminium guide bar lower end centre joint (2) on top, thermal stresses had stronger absorption and the characteristics of release function, collude distortion in the steel pawl head (5) of minimizing anode steel jaw crossbeam (4) lower end, if collude phenomenon in anode steel jaw head (5) has occured, can be by adjusting the gap of the aluminium guide bar lower end centre joint (2) and the symmetrical crossbeam centre joint (7), adjust the lateral dimension of anode steel jaw head (5) lower surface of steel pawl crossbeam (4) lower end, prolong the work-ing life of anode steel jaw head, reduce the generation of maintenance load.
Claims (7)
1. centre joint symmetry type aluminum electrolytic tank anode conductive is formed by anode aluminium guide-bar (1), aluminum steel composite sheet (3) and anode steel jaw (4) structure, it is characterized in that: two members about the anode steel jaw of anode conducting device (4) is divided into are connected with the both sides, lower end of two aluminum steel composite sheet (3) with an aluminium guide bar (1).
2. according to the described centre joint symmetry type aluminum electrolytic tank anode conductive of claim 1, it is characterized in that: the bottom of aluminium guide bar (1) has the centre joint (2) or aluminium guide bar (1) is divided into symmetrical two parts, causes the aluminium guide bar lower end can produce the centre joint (2) of left and right sides opening and closing distortion.
3. according to the described centre joint symmetry type aluminum electrolytic tank anode conductive of claim 1, it is characterized in that: two parts about anode steel jaw (4) is divided into, be connected with aluminium guide bar (1) with two aluminum steel composite sheet (3), the bottom centre joint (2) of its left-right symmetry centre joint (7) and aluminium guide bar (1) is on a medullary ray.
4. according to the described centre joint symmetry type aluminum electrolytic tank anode conductive of claim 1, it is characterized in that: anode steel jaw (4) is symmetrical two parts along carbon block length direction.
5. according to the described centre joint symmetry type aluminum electrolytic tank anode conductive of claim 1, it is characterized in that: the aluminum metal face of two aluminum steel composite sheet (3) is connected with aluminium guide bar (1) sidepiece, and the centre joint (2) is arranged in the middle of the lower end of aluminium guide bar (1).
6. according to the described centre joint symmetry type aluminum electrolytic tank anode conductive of claim 1, the steel metal covering of two aluminum steel composite sheet (3) welds conduction with the anode steel jaw crossbeam (4) of two symmetries of aluminium guide bar (1) lower end, centre joint both sides respectively and is connected.
7. according to the described centre joint symmetry type aluminum electrolytic tank anode conductive of claim 1, it is characterized in that: the centre joint to lining formula aluminium cell double anode electric installation structure is, the lower end of aluminium guide bar (1) has the centre joint (2), be welded with respectively aluminum steel composite explosion welding sheet (3) in the two sides, lower end of aluminium guide bar (1), the steel metal covering of two aluminum steel composite explosion welding sheets (3) is welded with respectively horizontal gooseneck (12), the two ends of each horizontal gooseneck (12) arrange and are configured with anode gooseneck (4), and the lower end of anode crossbeam steel (4) is provided with the anode steel jaw head.The symmetrical crossbeam centre joint (7) is arranged between two anode goosenecks of every side (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110287279 CN103014767A (en) | 2011-09-23 | 2011-09-23 | Center-seam-symmetric aluminum electrolysis tank anode conductive device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110287279 CN103014767A (en) | 2011-09-23 | 2011-09-23 | Center-seam-symmetric aluminum electrolysis tank anode conductive device |
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| CN103014767A true CN103014767A (en) | 2013-04-03 |
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| CN 201110287279 Pending CN103014767A (en) | 2011-09-23 | 2011-09-23 | Center-seam-symmetric aluminum electrolysis tank anode conductive device |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102330116A (en) * | 2011-10-08 | 2012-01-25 | 高伟 | Anode conductive device of aluminium electrolysis cell |
| CN103510117A (en) * | 2013-10-09 | 2014-01-15 | 毕峰 | Direct electricity conducting type movable steel claw with exchangeable claw head |
| CN104047028A (en) * | 2014-05-28 | 2014-09-17 | 中国一冶集团有限公司 | Manufacturing method and assembly device of anode carbon blocks |
| CN104947149A (en) * | 2015-06-05 | 2015-09-30 | 青海百河铝业有限责任公司 | Vertical explosion block welding structure and vertical explosion block welding technology |
| CN110724974A (en) * | 2019-11-19 | 2020-01-24 | 武汉拓材科技有限公司 | Conductive device for electrolysis |
| CN112593259A (en) * | 2020-10-31 | 2021-04-02 | 师建军 | Aluminum electrolysis anode conducting device and preparation method |
-
2011
- 2011-09-23 CN CN 201110287279 patent/CN103014767A/en active Pending
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102330116A (en) * | 2011-10-08 | 2012-01-25 | 高伟 | Anode conductive device of aluminium electrolysis cell |
| CN103510117A (en) * | 2013-10-09 | 2014-01-15 | 毕峰 | Direct electricity conducting type movable steel claw with exchangeable claw head |
| CN103510117B (en) * | 2013-10-09 | 2017-01-25 | 毕峰 | Direct electricity conducting type movable steel claw with exchangeable claw head |
| CN104047028A (en) * | 2014-05-28 | 2014-09-17 | 中国一冶集团有限公司 | Manufacturing method and assembly device of anode carbon blocks |
| CN104047028B (en) * | 2014-05-28 | 2017-04-12 | 中国一冶集团有限公司 | Manufacturing method and assembly device of anode carbon blocks |
| CN104947149A (en) * | 2015-06-05 | 2015-09-30 | 青海百河铝业有限责任公司 | Vertical explosion block welding structure and vertical explosion block welding technology |
| CN110724974A (en) * | 2019-11-19 | 2020-01-24 | 武汉拓材科技有限公司 | Conductive device for electrolysis |
| CN110724974B (en) * | 2019-11-19 | 2022-03-22 | 武汉拓材科技有限公司 | Conductive device for electrolysis |
| CN112593259A (en) * | 2020-10-31 | 2021-04-02 | 师建军 | Aluminum electrolysis anode conducting device and preparation method |
| CN112593259B (en) * | 2020-10-31 | 2025-04-29 | 师建军 | Aluminum electrolysis anode conductive device and preparation method |
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Application publication date: 20130403 |