CN110760893A - Continuous suspension type electrolysis device - Google Patents
Continuous suspension type electrolysis device Download PDFInfo
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- CN110760893A CN110760893A CN201911159464.6A CN201911159464A CN110760893A CN 110760893 A CN110760893 A CN 110760893A CN 201911159464 A CN201911159464 A CN 201911159464A CN 110760893 A CN110760893 A CN 110760893A
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- 238000005868 electrolysis reaction Methods 0.000 title claims abstract description 29
- 239000000725 suspension Substances 0.000 title claims abstract description 17
- 239000007788 liquid Substances 0.000 claims abstract description 48
- 239000000956 alloy Substances 0.000 claims abstract description 35
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 35
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 25
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 25
- 239000010439 graphite Substances 0.000 claims abstract description 25
- 238000010438 heat treatment Methods 0.000 claims abstract description 21
- 238000007599 discharging Methods 0.000 claims abstract description 20
- 238000012545 processing Methods 0.000 claims abstract description 7
- 239000002184 metal Substances 0.000 claims description 30
- 230000007246 mechanism Effects 0.000 claims description 16
- 150000003839 salts Chemical class 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 7
- 238000002844 melting Methods 0.000 claims description 5
- 230000008018 melting Effects 0.000 claims description 5
- 238000009529 body temperature measurement Methods 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 238000010924 continuous production Methods 0.000 abstract description 3
- 238000001802 infusion Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 239000000523 sample Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000005275 alloying Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
- C25C7/005—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells of cells for the electrolysis of melts
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C3/00—Electrolytic production, recovery or refining of metals by electrolysis of melts
- C25C3/36—Alloys obtained by cathodic reduction of all their ions
-
- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25C—PROCESSES FOR THE ELECTROLYTIC PRODUCTION, RECOVERY OR REFINING OF METALS; APPARATUS THEREFOR
- C25C7/00—Constructional parts, or assemblies thereof, of cells; Servicing or operating of cells
- C25C7/06—Operating or servicing
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electrolytic Production Of Metals (AREA)
Abstract
The invention provides a continuous suspension type electrolysis device, which comprises a furnace body, a graphite tank, a cathode, a wire feeding machine, a liquid conveying pipe, a discharging device, a temperature measuring device, a resistivity measuring device and a control system, wherein the furnace body is provided with a plurality of heating units; the temperature measuring device is at least used for obtaining the temperature information of the alloy liquid, and the resistivity measuring device is used for obtaining the resistance information of the alloy liquid; the wire feeding machine, the discharging device, the temperature measuring device and the resistivity measuring device are all connected with the control system, and the control system is at least used for acquiring and processing the temperature information and the resistance information and feeding back control instructions to the wire feeding machine, the feeding machine and the discharging device. The invention has the advantages of simple operation, accurate control, continuous production, automation degree and the like.
Description
Technical Field
The invention relates to a metallurgical device, in particular to a continuous suspension type electrolytic device.
Background
The existing metallurgical industry can use the alloy mixed by metal with smaller density and metal with larger density, and the existing production mode mainly comprises two production modes, wherein the first production mode is to produce the metal with smaller density and the metal with larger density, then add the metal into a furnace according to a certain proportion to be melted, stirred and cast into ingots, and then use the ingots. The other is electrolysis production by adopting a suspension method, namely, in a square or round graphite groove, firstly melting a molten salt system, then adding a metal with lighter density into the molten salt system to be melted and suspended on the molten salt system, then contacting a cathode with a suspended metal liquid to form a liquid cathode, simultaneously adding an oxide of the other metal into the graphite groove, electrifying and electrolyzing, after the required proportion of the process is achieved, lifting the cathode, scooping out the alloy to cast into an ingot, and then repeating the operation for electrolysis production again.
In view of the above, there is a need for an electrolysis apparatus that can be produced continuously.
Disclosure of Invention
The invention aims to provide the electrolysis device which is simple to operate, accurate to control, capable of realizing continuous production and high in automation degree.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a continuous suspension type electrolysis device comprises a furnace body, a graphite tank, a cathode, a wire feeding machine, a feeding machine and a discharging device, and is characterized by further comprising a temperature measuring device, a resistivity measuring device and a control system;
the discharging device is used for taking out the alloy liquid formed in the containing cavity of the graphite tank through electrolysis;
the temperature measuring device is at least used for obtaining the temperature information of the alloy liquid, and the resistivity measuring device is used for obtaining the resistance information of the alloy liquid;
the wire feeding machine, the discharging device, the temperature measuring device and the resistivity measuring device are all connected with the control system, and the control system is at least used for acquiring and processing the temperature information and the resistance information and feeding back control instructions to the wire feeding machine, the feeding machine and the discharging device. A control system such as a PLC or an industrial microcomputer.
Further, the resistivity measuring device is a probe type resistivity measuring instrument.
Further, the graphite groove is arranged in the furnace body and connected with the positive electrode of the power supply, the graphite groove is provided with a side wall and a bottom wall, and the side wall and the bottom wall are surrounded to form a containing cavity.
Preferably, the cathode is arranged on the upper side of the accommodating cavity and connected with a negative electrode of a power supply, and the cathode is connected with the lifting mechanism and controls the lifting of the cathode according to a command of a control system.
Further, the wire feeding machine is arranged on one side of the furnace body and used for feeding metal wires into the accommodating cavity.
Preferably, the feeder is arranged adjacent to the furnace body and used for feeding the material into the accommodating cavity.
Furthermore, the electrolysis device also comprises a lifting mechanism, the lifting mechanism is connected with the control system, the cathode is connected with the lifting mechanism, and the cathode can move up and down under the action of the lifting mechanism.
Further, the electrolysis device also comprises a voltage measuring device, wherein the voltage measuring device is used for acquiring voltage information between the cathode and the alloy liquid and feeding the voltage information back to the control system, and the control system controls and adjusts the lifting mechanism to keep the voltage between the cathode and the alloy liquid consistent.
Further, still be equipped with the defeated spool on the wire feeding machine, the one end of defeated spool is connected with the outlet of wire feeding machine, and the other end extends to and accepts the intracavity, the metal wire passes through the defeated spool is leading-in to be acceptd the intracavity.
Furthermore, be equipped with first heating device on the transmission pipe, first heating device with control system connects, and be used for heating the transmission pipe.
Further, the temperature measuring device is also used for acquiring the temperature information of the transmission pipe.
Furthermore, the electrolysis device also comprises a liquid conveying pipe, one end of the liquid conveying pipe is arranged in the graphite groove, the other end of the liquid conveying pipe is connected with the discharging device, and the alloy liquid is discharged through the liquid conveying pipe via the discharging device.
Furthermore, a second heating device is further arranged on the infusion tube, and the second heating device is connected with the control system and used for heating the infusion tube.
Further, the temperature measuring device is also used for acquiring temperature information of the infusion tube.
The temperature measuring devices may be temperature sensors, etc. for acquiring the temperature information.
Furthermore, the cathode is plate-shaped, so that the contact area between the cathode and the alloy liquid is increased, the local overlarge current between the cathode and the alloy liquid is avoided to influence the electrolysis, the distance between the metal liquid and the graphite anode is uniform, and the electrolysis efficiency and the product quality are ensured.
Further, the density of the molten salt formed after the materials are melted is larger than that of the alloy liquid.
Further, the control system can be arranged on the furnace body, and can also be arranged in the control box and electrically connected with other subsystems.
The invention has the beneficial effects that:
the method keeps the temperature of the alloy liquid constant through real-time adjustment of a control system, judges whether the quality of the alloy liquid is qualified or not through comparison of the resistance of the alloy liquid measured in real time with preset parameters, and then further adjusts the adding amount and the adding speed of raw materials for producing the alloy liquid through the control system in real time so that the alloy liquid can be continuously produced; the electrolysis device provided by the invention also has the advantages of simple operation, accurate control and the like.
Drawings
FIG. 1 is a schematic view of an embodiment of an electrolyzer having the present invention;
reference numerals: 1. a furnace body; 2. a graphite groove; 3. melting a salt; 4. a wire frame; 5. a wire feeder; 6. a transmission pipe; 7. a feeder; 8. a lifting mechanism; 9. a cathode; 10. a control system; 11. a discharge device; 12. a transfusion tube; 13. and (4) alloy liquid.
Detailed Description
The technical solution of the present invention will be clearly and completely described below with reference to the specific embodiments and the accompanying drawings. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. In the illustrated embodiment, directional references, i.e., up, down, left, right, front, rear, etc., are relative to each other and are used to explain the relative structure and movement of the various components in the present application. These representations are appropriate when the components are in the positions shown in the figures. However, if the description of the location of an element changes, it is believed that these representations will change accordingly.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, the continuous suspension type electrolysis device comprises a furnace body 1, a graphite tank 2, a wire frame 4, a wire feeding machine 5, a feeding machine 7, a lifting mechanism 8, a cathode 9, a control system 10, a discharging device 11, a liquid conveying pipe 12, a temperature measuring device, a resistivity measuring device and a voltage measuring device. The inner wall of the furnace body 1 is surrounded to form an inner cavity with an upper opening, and the shape of the furnace body 1 is not particularly limited, and is preferably a rectangular parallelepiped shape or a cylindrical shape. Furthermore, a cover body can be arranged at the opening of the inner cavity of the furnace body 1, and the arrangement of the cover body can protect the electrolytic atmosphere in the furnace body 1.
The graphite tank 2 is arranged in the inner cavity and connected with the positive electrode of the power supply, the graphite tank 2 is provided with a side wall and a bottom wall, the side wall and the bottom wall are surrounded to form a containing cavity, the shape of the graphite tank 2 is not particularly limited, and is preferably a cuboid shape or a cylindrical shape, and the proper shape can be selected so that the metal wire is extracted by the discharging device 11 for enough time after being melted into metal liquid, namely enough electrolytic alloying time. The wire feeding machine 5 is arranged on the upper side of the furnace body 1, and a wire conveying pipe 6 is arranged on the wire feeding machine 5; one end of the wire transmission pipe 6 is connected with a wire outlet of the wire feeding machine 5, and the other end of the wire transmission pipe extends into the accommodating cavity of the graphite groove 2 and is arranged close to the inner wall of the right side of the graphite groove 2; and a wire frame 4 is also arranged on one side of the wire feeding machine 5, and the wire frame 4 is used for mounting metal wires.
Batcher 7 installs in the upside of furnace body 1, and the discharge gate department of batcher 7 is equipped with the feeding device, the feeding device extends to the intracavity of acceping of graphite trough 2, and batcher 7 can carry the material that needs the electrolysis to the chamber of acceping of graphite trough 2 through the feeding device. One end of the infusion tube 12 is connected with the discharge device 11, and the other end is arranged far away from the infusion tube 6 and close to the inner wall of the left side of the graphite groove 2.
The cathode 9 is arranged on the upper side of the accommodating cavity and is connected with the negative electrode of the power supply, the cathode 9 is connected with the lifting mechanism 8, and the cathode 9 can move up and down in the vertical direction under the driving of the lifting mechanism 8, so that the cathode 9 can extend into the accommodating cavity; the cathode 9 is plate-shaped, can be rectangular plate-shaped, oval plate-shaped or round plate-shaped, and the like, and is arranged into a plate-shaped structure, so that the contact area with the alloy liquid is increased, the local overlarge current between the cathode and the alloy liquid is avoided to influence the electrolysis, the distance between the alloy liquid and the graphite anode is uniform, and the electrolysis efficiency and the product quality are ensured.
A first heating device is arranged on the outer side of the wire conveying pipe 6 and used for heating the wire conveying pipe 6; a second heating device is arranged on the outer side of the infusion tube 12 and used for heating the infusion tube 12.
The temperature probes of the temperature measuring device are respectively arranged in the containing cavity, the wire conveying pipe 6 and the wire conveying pipe 12 and are used for obtaining the temperature of the molten salt 3 (the molten salt 3 is formed by melting materials needing electrolysis) and the temperature of the alloy liquid 13 in the containing cavity and the temperature information in the wire conveying pipe 6 and the wire conveying pipe 12. And the resistance probes of the resistivity measuring device are arranged at two ends of the infusion tube 12 and in the accommodating cavities of the graphite grooves 2 and are used for acquiring resistance information of the alloy liquid 13. And a voltage probe of the voltage measuring device is arranged in the cathode 9 and the accommodating cavity and is used for acquiring voltage information between the cathode 9 and the alloy liquid 13. The temperature measuring device, the resistivity measuring device, the voltage measuring device, the first heating device, the second heating device, the wire feeding machine, the discharging device, the lifting mechanism and the furnace body are all connected with the control system 10; the control system 10 can be used for acquiring the temperature information, the resistance information and the voltage information, analyzing and processing the acquired information, feeding a control command to the temperature measuring device, the resistivity measuring device, the voltage measuring device, the first heating device, the second heating device, the wire feeding machine 5, the feeding machine 6, the discharging device 11, the lifting mechanism 8 and the furnace body 1 according to the processing structure, and then controlling and adjusting the connection of the control system 10.
When in use, the metal wire is arranged on the wire frame 4, and one end of the metal wire is arranged on the wire feeding machine 5; adding the material to be electrolyzed into the accommodating cavity of the graphite tank 2 through the feeder 6; then, a power supply is switched on to heat and melt the materials in the accommodating cavity to form molten salt 3; starting a control system 10, controlling and adjusting the furnace body 1, the first heating device and the second heating device to enable the temperatures of the molten salt 3, the conveying pipe 6 and the infusion pipe 12 in the accommodating cavity to reach preset temperature parameters respectively and keep the temperatures constant; then starting a wire feeder 5 to feed the metal wire into a wire transmission pipe 6, preheating the wire through the wire transmission pipe 6, and then guiding the metal wire into the molten salt 3, wherein the metal wire is melted into metal liquid under the action of the molten salt 3, and the metal liquid formed after the metal wire is melted is suspended on the molten salt 3 because the density of the used metal wire is less than that of the molten salt 3; then, the cathode 9 is lowered by controlling the elevating mechanism 8 and is inserted into the molten metal formed by melting the wire, so that the cathode 9 is brought into good contact with the molten metal, and electrolysis is started to form an alloy liquid 13. In the electrolysis process, the voltage measuring device monitors the voltage information between the cathode 9 and the alloy liquid 13 in real time and feeds the voltage information back to the control system 10, the control system 10 compares the acquired voltage information with a preset voltage parameter, and the voltage information is kept consistent with the preset voltage parameter by adjusting the contact degree of the cathode 9 and the alloy liquid 13; the resistivity measuring device monitors resistance information of the alloy liquid 13 in real time, the resistance information is fed back to the control system 10 to be compared with preset resistance parameters, when the measured resistance information is consistent with the preset resistance parameters (the resistance is consistent and indicates that the product is qualified, and the resistivity obtained through the real-time test is reacted), the control system 10 sends a control instruction to the discharging device 11, and the discharging device 11 starts to extract the qualified alloy liquid 13; meanwhile, the control system 10 analyzes and processes the resistance information, and adjusts the wire feeding speed of the wire feeding machine 5, the feeding speed of the feeding machine 6 and the extracting speed of the discharging device 11 in real time according to the processing result, so that the whole production process is stable and continuous.
According to the invention, the heating device is arranged on the wire transmission pipe 6, so that the metal wire in the wire transmission pipe can have a preheating process, the metal wire can be rapidly melted after entering the molten salt 3, and the phenomenon that the molten salt 3 has larger temperature change due to the addition of the metal wire is avoided; the heating device is arranged on the infusion tube 12, so that the temperature of the alloy liquid in the infusion tube is not reduced due to the change of the flow, and the pipeline is finally blocked; the whole electrolysis process can be stably and continuously carried out by monitoring the resistivity measuring device and the voltage measuring device in real time and combining the analysis processing function of the control system 10; the improvement enables the invention to have the advantages of simple operation, accurate control, continuous production, automation degree and the like.
It should be understood that although the present description refers to embodiments, not every embodiment contains only a single technical solution, and such description is for clarity only, and those skilled in the art should make the description as a whole, and the technical solutions in the embodiments can also be combined appropriately to form other embodiments understood by those skilled in the art.
The above-listed detailed description is only a specific description of a possible embodiment of the present invention, and they are not intended to limit the scope of the present invention, and equivalent embodiments or modifications made without departing from the technical spirit of the present invention should be included in the scope of the present invention.
Claims (10)
1. A continuous suspension type electrolysis device comprises a furnace body, a graphite tank, a cathode, a wire feeding machine, a feeding machine and a discharging device, and is characterized by further comprising a temperature measuring device, a resistivity measuring device and a control system;
the discharging device is used for taking out the alloy liquid formed in the containing cavity of the graphite tank through electrolysis;
the temperature measuring device is at least used for acquiring temperature information of the alloy liquid;
the resistivity measuring device is used for acquiring resistance information of the alloy liquid;
the wire feeding machine, the discharging device, the temperature measuring device and the resistivity measuring device are all connected with the control system, and the control system is at least used for acquiring and processing the temperature information and the resistance information and feeding back control instructions to the wire feeding machine, the feeding machine and the discharging device.
2. The continuous suspension type electrolyzer of claim 1, further comprising a lifting mechanism moving at least in the direction of extension of the cathode, said lifting mechanism being connected to said control system, said cathode being connected to said lifting mechanism and being controlled to lift in accordance with control system commands.
3. The continuous suspension type electrolysis device according to claim 1, further comprising a voltage measuring device for obtaining voltage information between the cathode and the alloy liquid.
4. The continuous suspension type electrolyzer of claim 1, characterized in that the wire feeder is further provided with a wire conveying pipe, and the metal wire is guided into the accommodating cavity through the wire conveying pipe.
5. The continuous suspension electrolyzer of claim 4 wherein a first heating device is provided on the conduit, the first heating device being connected to the control system and adapted to heat the conduit.
6. The continuous suspension electrolyzer device of claim 5, wherein the temperature measuring device is further configured to obtain temperature information of the transmission tube.
7. The continuous suspension type electrolysis device according to claim 1, further comprising a liquid transfer tube, wherein one end of the liquid transfer tube is arranged in the graphite tank, and the other end of the liquid transfer tube is connected with the discharge device.
8. The continuous suspension electrolysis device of claim 7, wherein the temperature measurement device is further configured to obtain temperature information of the fluid line.
9. The continuous suspension electrolyzer of claims 1-8, characterized in that the cathode is plate-shaped.
10. The continuous suspension electrolysis device of claim 9, wherein the molten salt formed after the melting of the material has a density greater than the density of the metal wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911159464.6A CN110760893A (en) | 2019-11-22 | 2019-11-22 | Continuous suspension type electrolysis device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911159464.6A CN110760893A (en) | 2019-11-22 | 2019-11-22 | Continuous suspension type electrolysis device |
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| CN110760893A true CN110760893A (en) | 2020-02-07 |
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