CN207904381U - A kind of connection structure of aluminum cell cathode steel bar and slot surrounding cathode busbar - Google Patents
A kind of connection structure of aluminum cell cathode steel bar and slot surrounding cathode busbar Download PDFInfo
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- CN207904381U CN207904381U CN201820150740.7U CN201820150740U CN207904381U CN 207904381 U CN207904381 U CN 207904381U CN 201820150740 U CN201820150740 U CN 201820150740U CN 207904381 U CN207904381 U CN 207904381U
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Abstract
The utility model is related to the connection structures of a kind of aluminum cell cathode steel bar and slot surrounding cathode busbar.A kind of connection structure of aluminum cell cathode steel bar and slot surrounding cathode busbar, the soft banding of cathode is equipped between cathode steel bar end face and slot surrounding cathode busbar, explosion welding block is equipped between the soft banding one end of every cathode and cathode steel bar, the welding block that explodes directly is welded with cathode steel bar, and the other end of the soft banding of every cathode is connect with slot surrounding cathode busbar.The utility model has the advantages of：The utility model reduces the workload welded in work progress, while saving raw material；Using the explosion welding block of several fritters, ensures that the sectional area of explosion welding block is identical as the soft banding sectional area of required cathode, improve the utilization rate of explosion welding block, reduce the dosage of explosion welding block；Reduce the investment of ton aluminium；The form of crimping may be used in the soft banding of cathode, when avoiding electrolytic cell overhaul the problem of band electric welding, while improving the operability and convenience of construction.
Description
Technical field
The utility model is related to the connection structures more particularly to a kind of aluminium electrolytic cell cathode steel of a kind of rod iron and negative busbar
The connection structure of stick and slot surrounding cathode busbar.
Background technology
Since the nineties in last century, the development of aluminium cell technology is swift and violent, and large-scale and super-huge prebaked cell becomes industry
The development trend of aluminium electroloysis.While constantly pursuing technical indicator, the cost of investment of ton aluminium, the convenient degree of construction, overhaul
Complexity of constructing when electrolytic cell and with electric welding the problems such as, are increasingly paid close attention to by insider.
Direction of current flow in aluminium cell：Electric current is through upstream slot（Connect busbar）Flow into this slot riser bus bar, column
Busbar induces current into anode unit by anode large bus bar, and anode unit is placed in the electrolyte of electrolytic cell, electric current from anode via
Electrolyte and molten aluminum enter cathode sets, then export to this slot slot surrounding cathode busbar by the rod iron in cathode sets, around slot
Negative busbar imported into the riser bus bar of downstream slot.As shown in Figure 1, 2, at present between cathode steel bar and slot surrounding cathode busbar
There are two types of types of attachment：（a）One is the form of welding, it is integral solder to explode between welding block and the soft band of cathode, and explode welding block
It is integral solder between cathode steel bar；（b）One is the forms of crimping, and steel plate 11 is led at cathode steel bar and is crimped.It adopts
With（a）Welding form connects cathode steel bar and slot surrounding cathode busbar, and the steel connection sheet exploded between welding block and cathode steel bar is welded
Connect and account for this part and construct most of welding job amount, and the face that is connect with explosion welding block of the soft band of cathode have it is largely unwelded
The waste of explosion welding block is caused in part；Using（b）Form connection cathode steel bar and the slot surrounding cathode busbar of crimping, with electricity
The growth of slot run time is solved, the pressure drop at crimping gradually increases, and that causes electric energy wastes loss.The electrolytic series run at present
Substantially all using the form of welding, the type of attachment of this cathode steel bar and busbar is used till today always, is had larger excellent
Change innovative space.
Invention content
To solve upper technical problem, the utility model provides a kind of aluminum cell cathode steel bar and slot surrounding cathode busbar
Connection structure, it is therefore an objective to reduce the workload welded when construction, while save material utilization amount；And electrolytic cell is in the overhaul that do not have a power failure
When avoid the problem that band electric welding, simple operation；Save project investment cost.
The connection structure of a kind of aluminum cell cathode steel bar of the utility model and slot surrounding cathode busbar for the above-mentioned purpose,
The soft banding of cathode, the soft banding one end of every cathode and cathode steel bar are equipped between cathode steel bar end face and slot surrounding cathode busbar
Between be equipped with explosion welding block, explosion welding block is directly welded with cathode steel bar, cloudy around the other end and slot of the soft banding of every cathode
Pole busbar connection.
The side of the explosion welding block and cathode steel bar welding is groove, and groove length is explosion welding block face height
Half, groove is using steel-steel weldering, and the cross sectional shape of steel-steel welding block is triangle, explode welding block groove face and cathode steel bar end face
Respectively two sides of triangle.
It is welded using aluminium-aluminium between the soft banding of the cathode and explosion welding block, the cross sectional shape of aluminium-aluminium welding block is triangle
Shape, the end face of the soft banding of cathode and two sides that the end face of explosion welding block is triangle.
The soft banding of the cathode is welded with slot surrounding cathode busbar using aluminium-aluminium, and the cross sectional shape of aluminium-aluminium welding block is triangle
Shape, the end face of the soft banding of cathode and the end face of slot surrounding cathode busbar are two sides of triangle.
The quantity of the soft banding of the cathode is 6 ~ 20 beams.
It is that two pieces of crimp block are crimped together in the middle part of the soft banding of the cathode.
Block-shaped every piece of crimping is square, and two pieces of crimp block snap together, and crimp block is equipped with pressing plate, tightly
Pressing plate and two pieces of crimp block are fixed together by firmware.
Explosion welding block is aluminium-steel explosion welding block.
The utility model has the advantages of：The explosion welding block that the utility model is crossed using groove processing is directly and cathode steel bar
Then welding is welded between the soft banding of cathode and explosion welding block, slot surrounding cathode busbar, cathode steel bar and slot surrounding cathode is female
Line connects, and greatly reduces the workload welded in work progress, while saving raw material；Using the quick-fried of several fritters
Fried welding block ensures that the sectional area of explosion welding block is identical as the soft banding sectional area of required cathode, improves the utilization of explosion welding block
Rate reduces the dosage of explosion welding block；Reduce the investment of ton aluminium；The form of crimping may be used in the soft banding of cathode, avoids electrolytic cell
When overhaul the problem of band electric welding, while improving the operability and convenience of construction.To produce 500000 tons of electrolytic series per year
For, it can reduce investment outlay about 6,000,000 yuan（Welding expense not comprising saving）.
The utility model is suitable for the electrolytic cell that current strength is 160 ~ 800kA.
Description of the drawings
Fig. 1 is the schematic diagram of prior art weld.
Fig. 2 is the schematic diagram of prior art crimping.
Fig. 3 is the structural schematic diagram of the utility model embodiment 1.
Fig. 4 is the structural schematic diagram of the utility model embodiment 2.
In figure：1, explode welding block；2, the soft banding of cathode；3, crimp block；4, fastener；5, pressing plate；6, cathode steel bar；7, slot
Surrounding cathode busbar；8, groove；9, steel-steel welding block；10, aluminium-aluminium welding block；11, steel plate.
Specific implementation mode
The embodiments of the present invention combination attached drawing is described in detail below, but the scope of protection of the utility model is not
It is limited by embodiment.
Embodiment 1
As shown in figure 3, the connection structure of a kind of aluminum cell cathode steel bar of the utility model and slot surrounding cathode busbar,
The soft banding 2 of cathode, soft 2 one end of banding of every cathode and cathode steel are equipped between 6 end face of cathode steel bar and slot surrounding cathode busbar 7
Explosion welding block 1 is equipped between stick 6, explosion welding block 1 is directly welded with cathode steel bar 6, the other end and slot of the soft banding of every cathode 2
Surrounding cathode busbar 7 connects.
Explosion welding block 1 is groove 8 with the side that cathode steel bar 6 welds, and 8 length of groove is explosion 1 face height of welding block
Half, groove 8 is using steel-steel weldering, and the cross sectional shape of steel-steel welding block 9 is triangle, and explode 1 groove face of welding block and cathode steel bar 6
End face is respectively two sides of triangle；It is welded using aluminium-aluminium between the soft banding 2 of cathode and explosion welding block 1, aluminium-aluminium welding block 10
Cross sectional shape is triangle, the end face of the soft banding of cathode 2 and two sides that the end face of explosion welding block 1 is triangle.Explode welding block 1
It explodes welding block for aluminium-steel, the number for the welding block that explodes is identical as the soft banding quantity of cathode.
The soft banding 2 of the cathode is welded with slot surrounding cathode busbar 7 using aluminium-aluminium, and the cross sectional shape of aluminium-aluminium welding block 10 is
Triangle, the end face of the soft banding of cathode 2 and two sides that the end face of slot surrounding cathode busbar 7 is triangle.
The quantity of the soft banding of cathode 2 is 6 ~ 20 beams.The quantity of the soft banding of the present embodiment cathode 2 is 6 beams.The present embodiment aluminium electricity
The operating current for solving slot is 160 ~ 800kA.
Embodiment 2
As shown in figure 4, soft 2 middle part of banding of cathode is that two pieces of crimp block 3 are crimped together in embodiment 1.Every piece of crimping
3 shape of block is square, and two pieces of crimp block 3 snap together, and crimp block 3 is equipped with pressing plate 5, and fastener 4 is by pressing plate 5 and two pieces
Crimp block 3 is fixed together, and the quantity of the soft banding of cathode 2 is 12 beams.The other the same as in Example 1.
Embodiment 3
The quantity of the soft banding of cathode 2 is 10 beams in embodiment 1.The other the same as in Example 1.
Embodiment 4
The quantity of the soft banding of cathode 2 is 20 beams in example 2.The other the same as in Example 2.
Claims (8)
1. the connection structure of a kind of aluminum cell cathode steel bar and slot surrounding cathode busbar, it is characterised in that in cathode steel bar end face
It is equipped with the soft banding of cathode between slot surrounding cathode busbar, explosion weldering is equipped between the soft banding one end of every cathode and cathode steel bar
Block, explosion welding block are directly welded with cathode steel bar, and the other end of the soft banding of every cathode is connect with slot surrounding cathode busbar.
2. the connection structure of a kind of aluminum cell cathode steel bar according to claim 1 and slot surrounding cathode busbar, special
The side for levying be to explode welding block and cathode steel bar welding is groove, and groove length is the half of explosion welding block face height, slope
Mouth is using steel-steel weldering, and the cross sectional shape of steel-steel welding block is triangle, and explosion welding block groove face and cathode steel bar end face are respectively
Two sides of triangle.
3. the connection structure of a kind of aluminum cell cathode steel bar according to claim 1 and slot surrounding cathode busbar, special
Sign is to weld using aluminium-aluminium between the soft banding of cathode and explosion welding block, and the cross sectional shape of aluminium-aluminium welding block is triangle, and cathode is soft
The end face of banding and two sides that the end face of explosion welding block is triangle.
4. the connection structure of a kind of aluminum cell cathode steel bar according to claim 1 and slot surrounding cathode busbar, special
Sign is that the soft banding of cathode is welded with slot surrounding cathode busbar using aluminium-aluminium, and the cross sectional shape of aluminium-aluminium welding block is triangle, cathode
The end face of soft banding and two sides that the end face of slot surrounding cathode busbar is triangle.
5. the connection structure of a kind of aluminum cell cathode steel bar and slot surrounding cathode busbar according to claim 1,3 or 4,
It is characterized in that the quantity of the soft banding of cathode is 6 ~ 20 beams.
6. the connection structure of a kind of aluminum cell cathode steel bar according to claim 5 and slot surrounding cathode busbar, special
Sign is in the middle part of the soft banding of cathode to be that two pieces of crimp block are crimped together.
7. the connection structure of a kind of aluminum cell cathode steel bar according to claim 6 and slot surrounding cathode busbar, special
Sign be every piece of crimping it is block-shaped be square, two pieces of crimp block snap together, and crimp block is equipped with pressing plate, and fastener will press
Plate and two pieces of crimp block are fixed together.
8. the connection structure of a kind of aluminum cell cathode steel bar according to claim 1,2 or 3 and slot surrounding cathode busbar,
It is characterized in that explosion welding block is aluminium-steel explosion welding block.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820150740.7U CN207904381U (en) | 2018-01-30 | 2018-01-30 | A kind of connection structure of aluminum cell cathode steel bar and slot surrounding cathode busbar |
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| CN201820150740.7U CN207904381U (en) | 2018-01-30 | 2018-01-30 | A kind of connection structure of aluminum cell cathode steel bar and slot surrounding cathode busbar |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114540883A (en) * | 2022-03-18 | 2022-05-27 | 十一冶建设集团有限责任公司 | Pouring method for cathode aluminum soft belt of electrolytic cell |
-
2018
- 2018-01-30 CN CN201820150740.7U patent/CN207904381U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114540883A (en) * | 2022-03-18 | 2022-05-27 | 十一冶建设集团有限责任公司 | Pouring method for cathode aluminum soft belt of electrolytic cell |
| CN114540883B (en) * | 2022-03-18 | 2024-05-28 | 十一冶建设集团有限责任公司 | Casting method for cathode aluminum soft belt of electrolytic tank |
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