CN218050304U

CN218050304U - Electrolytic aluminum discharging device

Info

Publication number: CN218050304U
Application number: CN202220740850.5U
Authority: CN
Inventors: 江双均
Original assignee: Sichuan Xinhengyuan Machinery Equipment Co ltd
Current assignee: Sichuan Xinhengyuan Machinery Equipment Co ltd
Priority date: 2022-03-30
Filing date: 2022-03-30
Publication date: 2022-12-16
Anticipated expiration: 2032-03-30

Abstract

The utility model provides an electrolytic aluminum discharging device, relating to the technical field of electrolytic equipment. The utility model discloses an electrolytic aluminum discharging device is through adopting the two-man ladle main part and the two-man ladle lid including the sealed lock of each other, the bottom of two-man ladle main part is provided with heating element, the inner wall of two-man ladle main part is provided with the heat-resisting layer, two-man ladle main part is provided with the row aluminum pipe, two-man ladle lid is provided with the vacuum nozzle and inhales the aluminum pipe, it still is provided with the stirring subassembly to lift the ladle lid, the stirring subassembly includes the power pump, transfer line and stirring leaf, the power pump is installed in the top of lifting the ladle lid, the upper end and the power pump of transfer line are connected, the lower extreme of transfer line stretches into the inner space of two-man ladle main part, the technical scheme that stirring leaf and transfer line are connected, heating aluminium liquid has, reduce extravagant beneficial effect.

Description

Electrolytic aluminum discharging device

Technical Field

The utility model relates to an electrolysis equipment technical field particularly, relates to an electrolytic aluminum discharging device.

Background

Electrolytic aluminum is aluminum obtained by electrolysis. The modern electrolytic aluminum industry adopts cryolite-alumina molten salt electrolytic method. Molten cryolite is used as a solvent, alumina is used as a solute, a carbon body is used as an anode, aluminum liquid is used as a cathode, and after strong direct current is introduced, electrochemical reaction is carried out on two poles in an electrolytic cell at 950-970 ℃, namely electrolysis. The aluminum electrolysis production can be divided into three categories, namely a side-inserted anode bar self-baking tank, an upper-inserted anode bar self-baking tank and a pre-baked anode tank. The aluminum electrolysis process flow comprises the following steps: the modern aluminum industry adopts cryolite-alumina molten salt electrolysis method. The chemical reaction proceeds mainly through this equation: 2Al2O3+3C = =4Al +3CO2 ← k. Anode: 2O 2-C-4 e- = CO2 ≠ and the cathode is Al3+ +3 e- = Al. The anode product is mainly carbon dioxide and a small amount of carbon monoxide gas, and contains a certain amount of solid dust.

In the industrial production of electrolytic aluminum, the prior art of aluminum liquid discharge is generally transported by vacuum ladle, the aluminum liquid is sucked from an electrolytic cell, and then the material is transported to a casting shop to be made into aluminum ingots or processed into aluminum materials. Two-man ladle extraction aluminium liquid operation in with aluminium liquid in the transfer process, aluminium liquid is drawn and has broken away from the electrolysis trough after, receives the influence of transfer environment, cools off easily at the intracavity of two-man ladle, causes the condensation of aluminium congealing liquid, not only causes the material extravagant, and the aluminium pig adhesion of condensation is difficult for clearing up at two-man ladle inner wall, delays industrial process, increases the running cost. Therefore, the prior art is in need of improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an electrolytic aluminum discharging device, it can be to the problem that exists among the prior art, proposes corresponding solution, has the heating aluminium liquid, reduces extravagant beneficial effect.

The embodiment of the utility model is realized like this:

the embodiment of the application provides an electrolytic aluminum discharging device, including the two-man ladle main part and the two-man ladle lid of sealed lock of each other, the bottom of two-man ladle main part is provided with heating element, the inner wall of two-man ladle main part is provided with the heat-resisting layer, two-man ladle main part is provided with the row aluminum pipe, two-man ladle lid is provided with the vacuum nozzle and inhales the aluminum pipe, it still is provided with stirring assembly to lift the ladle lid, stirring assembly includes power pump, transfer line and stirring leaf, the power pump install in the top of lifting the ladle lid, the upper end of transfer line with the power pump is connected, the lower extreme of transfer line stretches into the inner space of two-man ladle main part, the stirring leaf with the transfer line is connected.

In some embodiments of the utility model, above-mentioned heating element includes iron nickel aluminium electric heater and heat-conducting layer, iron nickel aluminium electric heater lays in the bottom the top of heat-resistant layer, the heat-conducting layer lays in the top of iron nickel aluminium electric heater.

In some embodiments of the present invention, the above-mentioned iron-nickel-aluminum electric heating wire is connected to a high temperature resistant cable, and the high temperature resistant cable is connected to an external power source.

In some embodiments of the present invention, the heat conducting layer is a graphite layer.

In some embodiments of the utility model, the liquid outlet of the aluminum absorbing pipe faces vertically downwards, the bottom in the ladle body is provided with the anti-impact brushing block aligned with the liquid outlet.

In some embodiments of the present invention, the top of the anti-impact block is an arc surface, and the center of the arc surface is aligned with the center of the liquid outlet.

In some embodiments of the present invention, the size of the anti-impact block is larger than the size of the liquid outlet.

In some embodiments of the present invention, the ladle body is provided with an aerogel insulating layer between the heat-resistant layer and the ladle body.

In some embodiments of the present invention, the heat-resistant layer is made of arc-shaped refractory bricks.

The utility model discloses an in some embodiments, above-mentioned heating element electric connection has accuse temperature subassembly, accuse temperature subassembly includes electric connection's temperature measurement spare, PLC module and power adjusting device in proper order, power adjusting device with heating element electric connection.

Compared with the prior art, the embodiment of the utility model has following advantage or beneficial effect at least:

the embodiment of the utility model provides an electrolytic aluminum discharging device mainly includes two ladle main parts and lifts ladle cover two parts, and two ladle main parts adopt the metal material, constitute by flat and the lateral wall around flat round, and whole similar drum shape, two ladle cover seal two ladle main part top's opening. The inner wall of the ladle main body is provided with the heat-resistant layer, so that the metal material of the ladle main body is prevented from being melted and thermally corroded. The heating assembly is arranged at the bottom in the ladle body, is fixed on the upper surface of the heat-resistant layer at the bottom and is used for heating the aluminum liquid and preventing the aluminum liquid from being solidified due to temperature reduction. The aluminum discharging pipe is arranged on the left side of the ladle main body, the right end of the aluminum discharging pipe is connected with the ladle main body, the inner space of the aluminum discharging pipe is communicated with the inner space of the ladle main body, and the left end of the aluminum discharging pipe extends upwards in an inclined mode, so that the risk of leakage during carrying is avoided. The vacuum nozzle is arranged on the left side of the ladle cover, the aluminum suction pipe is arranged on the right side of the ladle cover, and the vacuum nozzle is used for being connected with a vacuum pumping pump to vacuumize the interior of the ladle main body; the aluminum suction pipe is used for extending into the electrolytic cell and sucking aluminum liquid generated by electrolysis. The stirring assembly mainly comprises a power pump, a transmission rod and a stirring blade, wherein an opening with the same size as the power pump is formed in the ladle cover, the power pump is arranged at the opening, the side face of the power pump and a gap of the wall of the opening are welded, fixed and sealed, the main shaft of the power pump faces downwards, the top end of the transmission rod made of high-temperature-resistant metal is fixedly connected with the main shaft of the power pump, and the stirring blade is a spiral stirring blade fixedly connected with the transmission rod.

When the ladle is actually used, the vacuumizing pump is connected with the vacuum nozzle, then the gas in the ladle body is pumped out to form a vacuum environment, and aluminum liquid in the electrolytic cell is sucked into the ladle body through the aluminum suction pipe. The heating assembly and the stirring assembly are both in a working state, the heating assembly generates heat to heat the aluminum liquid in the ladle body, and the condensation caused by the temperature reduction of the aluminum liquid is avoided. The power pump drives the transmission rod to rotate, the transmission rod drives the stirring blades to rotate, and then the stirring blade continuously stirs the aluminum liquid, so that all the aluminum liquid is uniformly heated by the heating assembly, and the heating effect is better. And discharging the aluminum liquid in the ladle body from the aluminum discharging pipe after reaching the casting workshop. Therefore, the embodiment of the utility model provides an electrolytic aluminum discharging device has the beneficial effect of heating aluminium liquid, reducing waste.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic structural view of an electrolytic aluminum discharging device provided by an embodiment of the present invention;

fig. 2 is an installation schematic diagram of an iron-nickel-aluminum electric heating wire provided by the embodiment of the present invention.

Icon: 1-ladle body, 101-heat-resistant layer, 102-aluminum discharge pipe, 103-impact-resistant brush block, 2-ladle cover, 201-vacuum nozzle, 202-aluminum suction pipe, 2021-liquid outlet, 3-heating component, 301-iron-nickel-aluminum electric heating wire, 302-heat conduction layer, 4-stirring component, 401-power pump, 402-transmission rod, 403-stirring blade and 5-aerogel heat insulation layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.

In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, the description is only for convenience of description of the present invention and simplification, but the indication or suggestion that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and therefore, the present invention should not be construed as being limited thereto.

Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

Furthermore, the terms "horizontal", "vertical" and the like do not require that the components be absolutely horizontal or vertical, but may be slightly inclined. Such as "horizontal" simply means that the direction is more horizontal than "vertical" and does not mean that the structure or component must be perfectly horizontal, but may be slightly inclined.

In the description of the embodiments of the present invention, "a plurality" means at least 2.

In the description of the embodiments of the present invention, it should be further noted that unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Examples

Referring to fig. 1 to 2, an electrolytic aluminum discharging device provided by an embodiment of the present invention is shown, and the specific structure is as follows.

The embodiment of the application provides an electrolytic aluminum discharging device, including ladle body 1 and ladle cover 2 of mutual sealed lock, the bottom of ladle body 1 is provided with heating element 3, the inner wall of ladle body 1 is provided with heat-resistant layer 101, ladle body 1 is provided with row aluminum pipe 102, ladle cover 2 is provided with vacuum nozzle 201 and aluminum absorption pipe 202, ladle cover 2 still is provided with stirring subassembly 4, stirring subassembly 4 includes power pump 401, transfer line 402 and stirring leaf 403, power pump 401 installs in the top of ladle cover 2, the upper end of transfer line 402 is connected with power pump 401, the lower extreme of transfer line 402 stretches into the inner space of ladle body 1, the stirring leaf is connected with transfer line 402. With reference to fig. 1, the electrolytic aluminum discharging device provided by the embodiment of the present invention mainly comprises a ladle body 1 and a ladle cover 2, wherein the ladle body 1 is made of metal, and is composed of a flat bottom and a side wall surrounding the flat bottom, and the whole body is similar to a cylindrical shape, and the ladle cover 2 seals an opening at the top of the ladle body 1.

As shown in fig. 1, a heat-resistant layer 101 is attached to the inner wall of the ladle body 1 to prevent the metal material of the ladle body 1 from being melted and thermally corroded. The heating component 3 is installed at the bottom in the ladle body 1, fixed on the upper surface of the heat-resistant layer 101 at the bottom, and used for heating the aluminum liquid and preventing the aluminum liquid from being solidified due to temperature reduction. The aluminum discharge pipe 102 is arranged on the left side of the ladle body 1, the right end of the aluminum discharge pipe 102 is connected with the ladle body 1, the aluminum discharge pipe 102 is communicated with the inner space of the ladle body 1, and the left end of the aluminum discharge pipe 102 extends upwards in an inclined mode, so that the risk of leakage during carrying is avoided. The vacuum nozzle 201 is arranged on the left side of the ladle cover 2, the aluminum suction pipe 202 is arranged on the right side of the ladle cover 2, and the vacuum nozzle 201 is used for being connected with a vacuum pumping pump to pump the interior of the ladle body 1 to be vacuum; the aluminum suction pipe 202 is used for extending into the electrolytic cell and sucking aluminum liquid generated by electrolysis.

Referring to fig. 1, the stirring assembly 4 mainly comprises a power pump 401, a transmission rod 402 and a stirring blade 403, the ladle cover 2 is provided with an opening with the same size as the power pump 401, the power pump 401 is installed at the opening and welds, fixes and seals the side of the power pump 401 and the gap of the wall of the opening, the main shaft of the power pump 401 faces downward, the top end of the transmission rod 402 made of high-temperature-resistant metal is fixedly connected with the main shaft of the power pump 401, and the stirring blade 403 is a spiral stirring blade 403, and the spiral stirring blade 403 is fixedly connected with the transmission rod 402.

In practical use, after the vacuum pumping pump is connected with the vacuum nozzle 201, the gas in the ladle body 1 is pumped out to form a vacuum environment, and aluminum liquid in the electrolytic cell is sucked into the ladle body 1 through the aluminum suction pipe 202. The heating assembly 3 and the stirring assembly 4 are both in a working state, the heating assembly 3 generates heat to heat the aluminum liquid in the ladle body 1, and the condensation caused by the temperature reduction of the aluminum liquid is avoided. The power pump 401 drives the transmission rod 402 to rotate, the transmission rod 402 drives the stirring blades 403 to rotate, and then the molten aluminum is continuously stirred, so that all the molten aluminum is uniformly heated by the heating assembly 3, and the heating effect is good. After reaching the foundry, the molten aluminum in the ladle body 1 is discharged from the aluminum discharge pipe 102.

In some embodiments of the present invention, the heating assembly 3 includes an iron-nickel-aluminum electric heating wire 301 and a heat conducting layer 302, the iron-nickel-aluminum electric heating wire 301 is laid above the bottom heat-resistant layer 101, and the heat conducting layer 302 is laid above the iron-nickel-aluminum electric heating wire 301. As shown in fig. 1 and fig. 2, the heating assembly 3 is mainly composed of an iron-nickel-aluminum electric heating wire 301 and a heat conduction layer 302, wherein the iron-nickel-aluminum electric heating wire 301 is bent back and forth in an S shape and is installed on the upper surface of the heat-resistant layer 101, so as to prevent the iron-nickel-aluminum electric heating wire 301 from generating high-temperature thermal corrosion on the ladle body 1, the heat conduction layer 302 is laid above the iron-nickel-aluminum electric heating wire 301, and the heat conduction layer 302 contacts with the iron-nickel-aluminum electric heating wire 301 and is used for transferring heat generated by the iron-nickel-aluminum electric heating wire 301 to aluminum liquid. Through the technical scheme of this embodiment, iron-nickel-aluminum electric heating wire 301 produces a large amount of heats after the circular telegram, and the heat conduction is given heat-conducting layer 302, and heat-conducting layer 302 is giving aluminium liquid in the transmission, avoids aluminium liquid temperature to reduce. The heat conduction layer 302 separates the iron-nickel-aluminum electric heating wire 301 from the aluminum liquid, so that the aluminum liquid is prevented from being attached to the iron-nickel-aluminum electric heating wire 301 to cause material waste, and the iron-nickel-aluminum electric heating wire 301 is prevented from being influenced by heating next time.

In some embodiments of the present invention, the above-mentioned iron-nickel-aluminum electric heating wire 301 is connected to a high temperature resistant cable, and the high temperature resistant cable is connected to an external power source. Referring to fig. 1, a small hole is formed in a side wall of the ladle body 1, the small hole also penetrates through the heat-resistant layer 101, one end of the high-temperature-resistant cable is connected with the iron-nickel-aluminum electric heating wire 301, and the other end of the high-temperature-resistant cable extends out of the small hole and is connected with an external power supply. Through the technical scheme of this embodiment, high temperature resistant cable has certain heat-resisting function, avoids being damaged by high temperature, and external power passes through high temperature resistant cable and switches on simple structure, reasonable in design to indisputable nickel aluminium electric heater 301.

In some embodiments of the present invention, the heat conducting layer 302 is a graphite layer. With reference to fig. 1, the heat conduction layer 302 is a graphite layer in the prior art, the thickness of the heat conduction layer can be 1.5 cm, and the heat conduction layer has good pressure bearing capacity and heat conduction capacity. By the technical scheme of the embodiment, the melting point of the nano-scale graphite layer is over 3000 ℃, the nano-scale graphite layer can be in direct contact with the aluminum liquid and is not melted in the aluminum liquid, and the aluminum liquid is not polluted; meanwhile, the compact nano-scale graphite layer can also prevent the adhesion of aluminum liquid, and the aluminum liquid residue is reduced as much as possible after pouring; the graphite also has excellent heat conductivity, and can uniformly disperse heat generated by the iron-nickel-aluminum electric heating wire 301 into aluminum liquid, so that the aluminum liquid has a better heating effect.

In some embodiments of the present invention, the liquid outlet 2021 of the aluminum absorbing pipe 202 faces vertically downward, and the bottom of the ladle body 1 is provided with an anti-impact block 103 aligned with the liquid outlet 2021. Referring to fig. 1, the aluminum suction pipe 202 is fixedly connected with the ladle cover 2, the right end of the aluminum suction pipe 202 is located at the outside, and the left end of the aluminum suction pipe 202 penetrates through the ladle cover 2 and vertically extends downwards into the ladle body 1. The anti-impact brush block 103 is fixed at the bottom in the ladle body 1, and the anti-impact brush block 103 and the liquid outlet 2021 of the aluminum absorption pipe 202 are on the same vertical line. Through the technical scheme of this embodiment, the anti-scouring block 103 can select heat-resisting bricks, and is fixedly bonded and connected with the graphite layer at the bottom, and molten aluminum directly impacts on the anti-scouring block 103 after flowing out of the liquid outlet 2021 of the aluminum absorbing pipe 202, and then splashes around to fully cover the surface of the whole graphite layer, so that the molten aluminum is prevented from directly scouring the graphite layer, the use frequency of the electrolytic aluminum discharging device of this embodiment is increased, and the maintenance cost is reduced.

In some embodiments of the present invention, the top end of the anti-impact block 103 is an arc surface, and the center of the arc surface is aligned with the center of the liquid outlet 2021. Referring to fig. 1, the top end of the impact-resistant block 103 is configured as a circular arc surface, the shape of the entire impact-resistant block 103 is similar to a hemisphere, and the center of the top of the hemispherical impact-resistant block 103 is aligned with the center of the cross section of the liquid outlet 2021. Through the technical scheme of this embodiment, guarantee after the alignment that aluminium liquid accurately strikes on the arc surface after discharging from liquid outlet 2021, the cambered surface of arc surface guides aluminium liquid downwards, avoids aluminium liquid to splash everywhere, and the result of use is better.

In some embodiments of the present invention, the size of the anti-erosion block 103 is larger than the size of the liquid outlet 2021. With reference to fig. 1, the diameter of the hemispherical anti-impact brush block 103 is at least 20 cm greater than that of the liquid outlet 2021, and by the technical scheme of the embodiment, the size of the anti-impact brush block 103 is larger, so that aluminum liquid discharged from the liquid outlet 2021 completely impacts on the anti-impact brush block 103, and the better the wear effect of the graphite layer is reduced.

In some embodiments of the present invention, an aerogel insulating layer 5 is disposed between the ladle body 1 and the heat-resistant layer 101. As shown in fig. 1, the aerogel insulating layer 5 is installed between the ladle body 1 and the heat-resistant layer 101, so as to perform a heat preservation function, reduce the heat loss of the aluminum liquid, and achieve a better use effect.

In some embodiments of the present invention, the heat-resistant layer 101 is made of arc-shaped refractory bricks. Referring to fig. 1, the heat-resistant layer 101 is made of arc-shaped refractory bricks, and the arc-shaped refractory bricks are bonded to the inner wall of the ladle body 1. Through the technical scheme of this embodiment, resistant firebrick can endure high temperature, can not be melted the heat and corrode, and the result of use is better.

The utility model discloses an in some embodiments, above-mentioned 3 electric connection of heating element have accuse temperature subassembly, accuse temperature subassembly including electric connection's temperature measurement spare, PLC module and accent merit ware in proper order, transfer merit ware and 3 electric connection of heating element. Referring to fig. 1, the temperature control assembly mainly comprises a temperature measuring component, a PLC module and a power regulator, wherein the temperature measuring component, the PLC module and the power regulator all adopt electrical components in the prior art, and the temperature measuring component, the PLC module and the power regulator are sequentially connected electrically through electric wires. The temperature measuring part can be a thermocouple in the prior art and is used for detecting the temperature inside the ladle body 1. The power regulator is electrically connected with the iron-nickel-aluminum electric heating wire 301 and is used for controlling the output power of the iron-nickel-aluminum electric heating wire 301. Through the technical scheme of this embodiment, temperature data is gathered to the temperature measurement spare, and the PLC module is compared the processing to data, and through the output of adjusting power ware adjustment iron-nickel-aluminum electric heat silk 301 at last, the automatic control heating condition, it is more convenient to use.

To sum up, the embodiment of the utility model provides an electrolytic aluminum discharging device, ladle main part 1 and ladle cover 2 including the lock of sealing up each other wherein, the bottom of ladle main part 1 is provided with heating element 3, the inner wall of ladle main part 1 is provided with heat-resistant layer 101, ladle main part 1 is provided with row aluminum pipe 102, ladle cover 2 is provided with vacuum nozzle 201 and inhales aluminum pipe 202, ladle cover 2 still is provided with stirring component 4, stirring component 4 includes power pump 401, transfer line 402 and stirring leaf 403, power pump 401 is installed in the top of ladle cover 2, the upper end and the power pump 401 of transfer line 402 are connected, the lower extreme of transfer line 402 stretches into the inner space of ladle main part 1, stirring leaf 403 is connected with transfer line 402, have the heating aluminium liquid, reduce extravagant beneficial effect.

The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The electrolytic aluminum discharging device is characterized by comprising a ladle body and a ladle cover which are sealed and buckled mutually, wherein a heating assembly is arranged at the bottom of the ladle body, a heat-resistant layer is arranged on the inner wall of the ladle body, an aluminum discharging pipe is arranged on the ladle body, a vacuum nozzle and an aluminum sucking pipe are arranged on the ladle cover, a stirring assembly is further arranged on the ladle cover and comprises a power pump, a transmission rod and stirring blades, the power pump is arranged at the top of the ladle cover, the upper end of the transmission rod is connected with the power pump, the lower end of the transmission rod extends into the inner space of the ladle body, and the stirring blades are connected with the transmission rod.

2. The electrolytic aluminum discharging device according to claim 1, wherein the heating assembly comprises an iron-nickel-aluminum electric heating wire and a heat conducting layer, the iron-nickel-aluminum electric heating wire is laid on the bottom and above the heat-resistant layer, and the heat conducting layer is laid on the iron-nickel-aluminum electric heating wire.

3. The electrolytic aluminum discharging device according to claim 2, wherein the iron-nickel-aluminum electric heating wire is connected with a high temperature resistant cable, and the high temperature resistant cable is connected with an external power supply.

4. The electrolytic aluminum discharge device of claim 2, wherein the heat conducting layer is a graphite layer.

5. The electrolytic aluminum discharging device according to claim 1, wherein a liquid outlet of the aluminum absorbing pipe faces vertically downwards, and an impact-resistant brush block aligned with the liquid outlet is arranged at the bottom in the two-man ladle body.

6. The electrolytic aluminum discharging device according to claim 5, wherein the top end of the impact-resistant brush block is a circular arc surface, and the center of the circular arc surface is aligned with the center of the liquid outlet.

7. The electrolytic aluminum discharge device of claim 6, wherein the size of the impact-resistant brush block is larger than the size of the liquid outlet.

8. The electrolytic aluminum discharging device according to claim 1, wherein an aerogel insulating layer is arranged between the ladle body and the heat-resistant layer.

9. The electrolytic aluminum discharge apparatus according to claim 1, wherein the heat-resistant layer is built up using arc-shaped refractory bricks.

10. The electrolytic aluminum discharging device according to any one of claims 1 to 9, wherein the heating assembly is electrically connected with a temperature control assembly, the temperature control assembly comprises a temperature measuring part, a PLC module and a power regulator which are electrically connected in sequence, and the power regulator is electrically connected with the heating assembly.