Anode conductive device for aluminum electrolysis

Abstract

The aluminum electrolysis anode conductive device comprises an aluminum guide rod, the bottom surface of the aluminum guide rod is fixedly connected with square steel, the bottom surface of the square steel is uniformly and fixedly connected with a plurality of steel claws, and the surface of the square steel is fixedly connected with a first aluminum bar and a second aluminum bar; the first aluminum bar is fixedly connected with the side wall face of the aluminum guide rod, and an aluminum strip is fixedly installed between the first aluminum bar and the second aluminum bar. And the section of the aluminum strip is V-shaped. And the first aluminum bar is higher than the second aluminum bar. Steel plates are installed on the surfaces of the first aluminum bar and the second aluminum bar. The utility model has the beneficial effects that the structural design is more reasonable, the processing technology is simple and convenient, the manufacturing cost is saved, the shearing force borne by the aluminum-steel welding surface is reduced, and the service life of the aluminum-steel welding surface is prolonged.

Description

Technical Field

[0001] The utility model relates to the technical field of aluminum electrolysis equipment, and specifically relates to an aluminum electrolysis anode conductive device. Background Art

[0002] The anode conductive device currently used in the aluminum electrolysis industry consists of an upper aluminum guide rod and a lower steel anode stub. Since steel and aluminum cannot be directly welded, they are connected by an explosion welding block. The explosion welding block is made by applying explosion welding technology to weld two different materials, steel and aluminum, together. When manufacturing the anode conductive device, the aluminum part of the explosion welding block is welded to the upper aluminum guide rod part of the anode conductive device by argon arc welding, and the steel connecting piece of the explosion welding block is welded to the lower anode stub cross flat steel of the anode conductive device by gas shielded welding.

[0003] The publication number is: CN217651324U, and the name is: An Aluminum Electrolysis Anode Conductive Device and a Steel-Aluminum Connecting Piece. The specific structure includes an aluminum guide rod, a steel beam, and a stub fixed to the bottom surface of the steel beam, and a steel-aluminum connecting piece. The steel-aluminum connecting piece includes aluminum bars symmetrically fixed to both sides of the aluminum guide rod. The bottom surface of the aluminum bar is fixedly connected with a steel piece, and the steel piece is fixed to the top surface of the steel beam; on the surface of the symmetrically arranged aluminum bars, there is a pressing plate, and both sides of the pressing plate penetrate through its surface and are provided with pressing plate fastening bolts, and the pressing plate fastening bolts are fixed to both sides of the aluminum bar by pressing plate fastening nuts. The beneficial effects of the utility model are: reasonable structure design, convenient actual operation, can reduce the expansion amount of the aluminum-steel welding surface, further reduce the shear force of the aluminum-steel welding surface, delay the cracking time, by setting a pressing plate on the surface of the steel-aluminum connecting piece, the tensile force it receives can be converted into the pressure from the side wall, effectively alleviating the tensile force received at the steel-aluminum joint, extending the service life, and being convenient to disassemble and reducing production costs.

[0004] The above-mentioned conductive device and steel-aluminum connecting piece have complex processing technology and high processing and manufacturing costs. Content of the Utility Model

[0005] The purpose of the utility model is to provide an aluminum electrolysis anode conductive device with a more reasonable structure design, simple processing technology, cost-saving in production, reducing the shear force borne by the aluminum-steel welding surface, and at the same time increasing the service life of the aluminum-steel welding surface.

[0006] An aluminum electrolysis anode conductive device of the utility model includes an aluminum guide rod. A square steel is fixedly connected to the bottom surface of the aluminum guide rod. A plurality of stubs are evenly and fixedly connected to the bottom surface of the square steel. A first aluminum bar and a second aluminum bar are fixedly connected to the surface of the square steel; the first aluminum bar is fixedly connected to the side wall surface of the aluminum guide rod, and an aluminum strip is fixedly installed between the first aluminum bar and the second aluminum bar.

[0007] A first aluminum bar and a second aluminum bar are fixedly connected to the surface of the square steel; the first aluminum bar is fixedly connected to the side wall surface of the aluminum guide rod, and the processing and manufacturing process is simple. The first aluminum bar and the second aluminum bar are used to replace the steel-aluminum connector in the prior art, reducing the manufacturing cost, eliminating the steel-steel friction weld seam, and removing the weld voltage drop; compared with the steel-aluminum connector in the prior art, the height of the first aluminum bar and the second aluminum bar is reduced, which is convenient for the use of the steel claw on the electrolytic cell; at the same time, an aluminum conductive layer is formed on the surface of the square steel, which can reduce the steel claw voltage drop by 32 mV and save about 100 degrees of electricity per ton of aluminum; the provided aluminum strip has a simple manufacturing process, can reduce the manufacturing cost, and can bear the gravity load of the conductive device.

[0008] The cross-section of the said aluminum strip is arranged in a V shape.

[0009] Setting the cross-section of the aluminum strip as a V-shaped structure can eliminate the expansion force when the aluminum strip expands, reduce the shear force borne by the aluminum-steel welding surface, extend the life of the aluminum-steel welding surface, further extend the service life of the entire conductive device, and save costs.

[0010] The height of the said first aluminum bar is higher than that of the second aluminum bar.

[0011] Setting the height of the first aluminum bar higher than that of the second aluminum bar is convenient for installing the aluminum strip between the first aluminum bar and the second aluminum bar, and can further ensure that when the aluminum strip expands, the shear force borne by the aluminum-steel welding surface is reduced.

[0012] Steel plates are installed on the surfaces of the said first aluminum bar and the second aluminum bar.

[0013] Hexagonal nuts are arranged on the surface of the said steel plate. The hexagonal nuts are fixedly connected to the first bolts. One end of the first bolt passes through the steel plate and is connected to the hexagonal nut, and the other end of the first bolt extends to the side wall surface of the square steel; the first bolts are arranged on the side of the first aluminum bar, and the number is two, symmetrically arranged along the center line of the first aluminum bar; gaskets are installed at the connection between the hexagonal nut and the first bolt.

[0014] Hexagonal nuts are arranged on the surface of the said steel plate. The hexagonal nuts are fixedly connected to the second bolts. One end of the second bolt passes through the steel plate and is connected to the hexagonal nut, and the other end of the second bolt extends to the side wall surface of the square steel; the second bolts are arranged on the side of the second aluminum bar, and the number is two, symmetrically arranged along the center line of the second aluminum bar; gaskets are installed at the connection between the hexagonal nut and the second bolt.

[0015] Steel plates are provided on the surfaces of the first aluminum bar and the second aluminum bar, facilitating the installation of the first bolt and the second bolt, enabling the first bolt and the second bolt to be fixedly connected to the hexagonal nuts. The first bolt and the second bolt are arranged on both sides of the first aluminum bar and the second aluminum bar respectively. Through this structural arrangement of the steel plates, the first bolt and the second bolt, the aluminum-steel welding surface is only subjected to pressure and not to tension, extending the service life of the aluminum-steel welding surface.

[0016] The installation positions of the first aluminum bar and the second aluminum bar correspond to the positions of the steel claws.

[0017] Advantages of the present utility model:

[0018] 1) The first aluminum bar and the second aluminum bar are fixedly connected to the surface of the square steel; the first aluminum bar is fixedly connected to the side wall surface of the aluminum guide rod. The processing and manufacturing process is simple. The first aluminum bar and the second aluminum bar are used to replace the steel-aluminum connector in the prior art, reducing the manufacturing cost, eliminating the steel-steel friction weld seam, and removing the weld voltage drop; compared with the steel-aluminum connector in the prior art, the heights of the first aluminum bar and the second aluminum bar are reduced, facilitating the use of the steel claws on the electrolytic cell; at the same time, an aluminum conductive layer is formed on the surface of the square steel, which can reduce the steel claw voltage drop by 32 mV and save about 100 degrees of electricity per ton of aluminum; the provided aluminum strip has a simple manufacturing process, can reduce the manufacturing cost, and can bear the gravity load of the conductive device.

[0019] 2) The cross-section of the aluminum strip is set as a V-shaped structure, which can eliminate the expansion force when the aluminum strip expands, reduce the shear force borne by the aluminum-steel welding surface, extend the service life of the aluminum-steel welding surface, further extend the service life of the entire conductive device, and save costs.

[0020] 3) The height of the first aluminum bar is set higher than the height of the second aluminum bar, facilitating the installation of the aluminum strip between the first aluminum bar and the second aluminum bar, and can further ensure that when the aluminum strip expands, the shear force borne by the aluminum-steel welding surface is reduced.

[0021] 4) Steel plates are provided on the surfaces of the first aluminum bar and the second aluminum bar, facilitating the installation of the first bolt and the second bolt, enabling the first bolt and the second bolt to be fixedly connected to the hexagonal nuts. The first bolt and the second bolt are arranged on both sides of the first aluminum bar and the second aluminum bar respectively. Through this structural arrangement of the steel plates, the first bolt and the second bolt, the aluminum-steel welding surface is only subjected to pressure and not to tension, extending the service life of the aluminum-steel welding surface.

[0022] 5) The device has a more reasonable structural design, a simple processing technology, saves manufacturing costs, increases the service life, saves costs, and is worthy of wide promotion and application. Description of the drawings

[0023] Figure 1 It is a structural schematic diagram of the present utility model.

[0024] Figure 2 is Figure 1 a side view of

[0025] Figure 3 is Figure 1 a top view of

[0026] In the figure: aluminum guide bar 1, steel plate 2, first aluminum bar 3, aluminum strip 4, hexagonal nut 5, gasket 6, second aluminum bar 7, second bolt 8, first bolt 9, steel claw 10, square steel 11, aluminum-aluminum large cross-section manual weld A, aluminum-aluminum manual weld B, aluminum-steel full cross-section friction weld C, steel-steel manual weld D, steel-steel full cross-section friction weld E. Specific embodiments

[0027] The following will further describe the present utility model in conjunction with the attached Figures 1-3 drawings.

[0028] The present utility model includes an aluminum guide bar 1, a first aluminum bar 3, an aluminum strip 4, a second aluminum bar 7, a steel claw 10, a square steel 11, an aluminum-aluminum large cross-section manual weld A, an aluminum-aluminum manual weld B, an aluminum-steel full cross-section friction weld C, and a steel-steel full cross-section friction weld E. The specific structure includes an aluminum guide bar 1, and a square steel 11 is fixedly connected to the bottom surface of the aluminum guide bar 1. A plurality of steel claws 10 are uniformly and fixedly connected to the bottom surface of the square steel 11. A first aluminum bar 3 and a second aluminum bar 7 are fixedly connected to the surface of the square steel 11; the first aluminum bar 3 is fixedly connected to the side wall surface of the aluminum guide bar 1, and an aluminum strip 4 is fixedly installed between the first aluminum bar 3 and the second aluminum bar 7.

[0029] The cross-section of the aluminum strip 4 is arranged in a V shape.

[0030] The height of the first aluminum bar 3 is higher than the height of the second aluminum bar 7.

[0031] The number of the first aluminum bar 3 and the second aluminum bar 7 is two; the number of the aluminum strips 4 is two; the number of the steel claws 10 is four.

[0032] During use: the first aluminum bar 3 and the second aluminum bar 7 can be welded to the surface of the square steel 11 through the aluminum-steel full cross-section friction weld C; the first aluminum bar 3 can be welded to the side wall surface of the aluminum guide bar 1 through the aluminum-aluminum large cross-section manual weld A; the aluminum strip 4 can be welded between the first aluminum bar 3 and the second aluminum bar 7 through the aluminum-aluminum manual weld B.

[0033] The provided aluminum strip 4 can be formed by stacking multiple aluminum plates. The manufacturing process of the aluminum strip 4 is simple, which can reduce the manufacturing cost and can bear the gravity load of the conductive device. Setting the cross-section of the aluminum strip 4 as a V-shaped structure can eliminate the expansion force during the expansion of the aluminum strip 4, reduce the shear force borne by the aluminum-steel welding surface, extend the service life of the aluminum-steel welding surface, and further extend the service life of the entire conductive device, saving costs.

[0034] Embodiment 2.

[0035] The utility model includes an aluminum guide rod 1, a steel plate 2, a first aluminum rod 3, an aluminum strip 4, a hexagonal nut 5, a gasket 6, a second aluminum rod 7, a second bolt 8, a first bolt 9, a steel claw 10, a square steel 11, aluminum-aluminum large-section manual welding A, aluminum-aluminum manual welding B, aluminum-steel full-section friction welding C, steel-steel manual welding D, and steel-steel full-section friction welding E. The specific structure includes an aluminum guide rod 1. A square steel 11 is fixedly connected to the bottom surface of the aluminum guide rod 1. A plurality of steel claws 10 are evenly and fixedly connected to the bottom surface of the square steel 11. A first aluminum rod 3 and a second aluminum rod 7 are fixedly connected to the surface of the square steel 11. The first aluminum rod 3 is fixedly connected to the side wall surface of the aluminum guide rod 1. An aluminum strip 4 is fixedly installed between the first aluminum rod 3 and the second aluminum rod 7.

[0036] The cross-section of the aluminum strip 4 is arranged in a V shape.

[0037] The height of the first aluminum rod 3 is higher than the height of the second aluminum rod 7.

[0038] Steel plates 2 are installed on the surfaces of the first aluminum rod 3 and the second aluminum rod.

[0039] Hexagonal nuts 5 are arranged on the surface of the steel plate 2. The hexagonal nuts 5 are fixedly connected to the first bolts 9. One end of the first bolt 9 passes through the steel plate 2 to be connected to the hexagonal nut 5, and the other end of the first bolt 9 extends to the side wall surface of the square steel 11. The first bolts 9 are arranged on the sides of the first aluminum rod 3, with a quantity of two, symmetrically arranged along the midline of the first aluminum rod 3. Gaskets 6 are installed at the connection between the hexagonal nuts 5 and the first bolts 9.

[0040] Hexagonal nuts 5 are arranged on the surface of the steel plate 2. The hexagonal nuts 5 are fixedly connected to the second bolts 8. One end of the second bolt 8 passes through the steel plate 2 to be connected to the hexagonal nut 5, and the other end of the second bolt 8 extends to the side wall surface of the square steel 11. The second bolts 8 are arranged on the sides of the second aluminum rod 7, with a quantity of two, symmetrically arranged along the midline of the second aluminum rod 7. Gaskets 6 are installed at the connection between the hexagonal nuts 5 and the second bolts 8.

[0041] The quantity of the first aluminum rod 3 and the second aluminum rod 7 is two; the quantity of the aluminum strip 4 is two; the quantity of the steel claws 10 is four; the quantity of the first bolts 9 and the second bolts 8 is eight.

[0042] During use: The first aluminum rod 3 and the second aluminum rod 7 can be welded to the surface of the square steel 11 through aluminum-steel full-section friction welding C; the first aluminum rod 3 can be welded to the side wall surface of the aluminum guide rod 1 through aluminum-aluminum large-section manual welding A; the aluminum strip 4 can be welded between the first aluminum rod 3 and the second aluminum rod 7 through aluminum-aluminum manual welding B; the first bolts 9 and the second bolts 8 can be welded to the side wall surface of the square steel 11 through steel-steel full-section friction welding E.

[0043] The provided aluminum strip 4 can be formed by stacking multiple aluminum plates on top of each other. The manufacturing process of the aluminum strip 4 is simple, which can reduce the manufacturing cost and bear the gravity load of the conductive device. By setting the cross-section of the aluminum strip 4 as a V-shaped structure, the expansion force during the expansion of the aluminum strip 4 can be eliminated, reducing the shear force borne by the aluminum-steel welding surface, extending the lifespan of the aluminum-steel welding surface, further prolonging the service life of the entire conductive device, and saving costs.

[0044] The first bolt 9 and the second bolt 8 are arranged on both sides of the first aluminum rod 3 and the second aluminum rod 7 respectively. Through this structural arrangement of the steel plate 2, the first bolt 9, and the second bolt 8, the aluminum-steel welding surface can be subjected to only pressure and no tensile force, extending the service life of the aluminum-steel welding surface.

Claims

1. An aluminum electrolysis anode conducting device, comprising an aluminum conducting rod (1), a square steel (11) is fixedly connected to the bottom surface of the aluminum conducting rod (1), and a plurality of steel claws (10) are uniformly and fixedly connected to the bottom surface of the square steel (11), characterized in that: The surface of the square steel (11) is fixedly connected with a first aluminum bar (3) and a second aluminum bar (7); the first aluminum bar (3) is fixedly connected with the side wall surface of the aluminum guide rod (1), and an aluminum strip (4) is fixedly installed between the first aluminum bar (3) and the second aluminum bar (7).

2. The aluminum electrolysis anode conductive device according to claim 1, characterized in that: The cross-section of the aluminum strip (4) is arranged in a V shape.

3. The aluminum electrolysis anode conducting device according to claim 2, characterized in that: The height of the first aluminum bar (3) is higher than the height of the second aluminum bar (7).

4. The aluminum electrolysis anode conductive device according to claim 3, characterized in that: Steel plates (2) are installed on the surfaces of the first aluminum bar (3) and the second aluminum bar.

5. The aluminum electrolysis anode conducting device according to claim 4, characterized in that: Hexagonal nuts (5) are arranged on the surface of the steel plate (2), the hexagonal nuts (5) are fixedly connected with first bolts (9), one end of each first bolt (9) passes through the steel plate (2) to be connected with the hexagonal nut (5), and the other end of each first bolt (9) extends to the side wall surface of the square steel (11); the first bolts (9) are arranged on the sides of the first aluminum bar (3), the number of the first bolts (9) is two, and the first bolts are symmetrically arranged along the middle line of the first aluminum bar (3); gaskets (6) are installed at the joints of the hexagonal nuts (5) and the first bolts (9).

6. The aluminum electrolysis anode conductive device according to claim 4, characterized in that: Hexagonal nuts (5) are arranged on the surface of the steel plate (2), the hexagonal nuts (5) are fixedly connected with second bolts (8), one end of each second bolt (8) passes through the steel plate (2) to be connected with the hexagonal nut (5), and the other end of each second bolt (8) extends to the side wall surface of the square steel (11); the second bolts (8) are arranged on the sides of the second aluminum bar (7), the number of the second bolts (8) is two, and the second bolts are symmetrically arranged along the middle line of the second aluminum bar (7); gaskets (6) are installed at the joints of the hexagonal nuts (5) and the second bolts (8).

7. The aluminum electrolysis anode conducting device according to claim 4, characterized in that: The installation positions of the first aluminum bar (3) and the second aluminum bar (7) correspond to the positions of the steel claws (10).

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