CN106929882A - Electrolysis unit - Google Patents
Electrolysis unit Download PDFInfo
- Publication number
- CN106929882A CN106929882A CN201511030343.3A CN201511030343A CN106929882A CN 106929882 A CN106929882 A CN 106929882A CN 201511030343 A CN201511030343 A CN 201511030343A CN 106929882 A CN106929882 A CN 106929882A
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- CN
- China
- Prior art keywords
- cell body
- electrolysis unit
- cell
- electrolytic
- opening
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- C25C3/26—Electrolytic production, recovery or refining of metals by electrolysis of melts of titanium, zirconium, hafnium, tantalum or vanadium
- C25C3/28—Electrolytic production, recovery or refining of metals by electrolysis of melts of titanium, zirconium, hafnium, tantalum or vanadium of titanium
-
- 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
A kind of electrolysis unit, including：Electrolytic cell, including cell body and cell body opening, the cell body are used to accommodate electrolytic medium；Electrode, including anode and negative electrode, for being powered to the electrolytic medium being positioned in cell body；Getter device, is placed in the cell body and is contacted not with the electrolytic medium, for the gaseous impurity in adsorption tank body.The present invention in the cell body of electrolytic cell by setting a getter device, during cell reaction, air plankton (such as oxygen, nitrogen or water vapour) in the getter device absorption electrolytic cell, so as to reduce the air plankton in the electrolytic cell, avoid the air plankton that influence is produced on electrolysate, and then improve the purity and performance of the electrolysate.
Description
Technical field
The present invention relates to field of metallurgy and chemical engineering, more particularly to a kind of electrolysis unit.
Background technology
Molten-salt electrolysis, is a kind of salt using molten condition as medium, using the electricity in metal recovery process
The technique that potential difference carries out electrochemistry purification or separation to crude metal or alloy.
In molten-salt electrolysis technique, one end of electrode is used to be connected with additional power source；The other end of electrode is needed
To be electrolysed again in the fusion electrolysis medium inserted in electrolytic cell before starting.Wherein, electrode include negative electrode and
Anode, negative electrode is connected with power cathode, and anode is connected with positive source, and in electrolytic process, negative electrode is stretched
Enter the one end into the electrolytic cell and gradually assemble solid state electrolysis product, such as molten-salt electrolysis prepares high purity titanium
Technique, using titanium rod as anode, for discharging titanium ion, titanium ion is in fusion electrolysis medium
Negative electrode near obtain electronics, become titanium and be attached on negative electrode.After electrolysis terminates, electrode is needed
It is raised and removes down the solid state electrolysis product being attached on negative electrode.
But, the purity and poor-performing of the electrolysate that existing electrolysis process is formed.
The content of the invention
The problem that the present invention is solved is to provide a kind of electrolysis unit, improves the purity and performance of electrolysate.
To solve the above problems, the present invention provides a kind of electrolysis unit, including：Electrolytic cell, including cell body
With cell body opening, the cell body is for accommodating electrolytic medium；Electrode, including anode and negative electrode, for right
The electrolytic medium being positioned in cell body is powered；Getter device, be placed in the cell body and not with the electrolysis
Medium is contacted, for the gaseous impurity in adsorption tank body.
Optionally, the electrolysis unit is used to produce high pure metal；The electrolysis unit is used to produce high-purity
Titanium.
Optionally, the material of the anode is titanium sponge.
Optionally, also the electrolytic cell is passed in and out for moving the electrode including fixed structure.
Optionally, the fixed structure is hoist cable structure；Described hoist cable structure one end and the electrolysis unit
Top is fixedly connected, and one end that the other end does not extend into the electrolytic medium with the negative electrode is fixedly connected, and uses
The electrolytic cell is passed in and out in the movement negative electrode.
Optionally, the getter device is fixed on the fixed structure.
Optionally, the getter device includes：Shelf；Getter material on the shelf,
For being reacted with the gaseous impurity in cell body.
Optionally, the shelf is included towards the first face of cell body and relative with first face second
Face, sets fluted in the second face of the shelf；The getter material is positioned in the groove.
Optionally, the getter material is titanium sponge.
Optionally, the electrolysis unit also includes opening valve, the opening valve and the cell body opening
Connection, the opening valve is used for being turned on and off for the cell body opening.
Optionally, the opening valve is plate valve arrangement.
Optionally, the electrolysis unit also includes the epicoele above the cell body, the epicoele direction
One end of the cell body opening has epicoele opening；The opening valve is located between the cell body and epicoele
And be also connected with the epicoele opening, for isolating or turning on the cell body and epicoele.
Compared with prior art, technical scheme has advantages below：
The present invention by setting a getter device in the cell body of electrolytic cell, during cell reaction, institute
The air plankton (such as oxygen, nitrogen or water vapour) in getter device absorption electrolytic cell is stated, so as to reduce
Air plankton in the electrolytic cell, it is to avoid the air plankton reacts to electrolysate, Jin Erti
The purity and performance of the electrolysate high.
Brief description of the drawings
Fig. 1 is the structural representation of the embodiment of electrolysis unit of the present invention；
Fig. 2 is the partial enlarged drawing of Fig. 1.
Specific embodiment
From background technology, the poor-performing of the electrolysate that prior art electrolysis process is formed.Point
Analysing its reason is：
During cell reaction, solid material need to be added in electrolytic cell.During addition,
Air inevitably enters in the electrolytic cell, so that air plankton is introduced, additionally, cell reaction
Hot conditions easily make to form steam in electrolysis unit, so as to cause oxygen content or water in electrolytic cell to be steamed
Gas content increases.Under the hot conditions of electrolysis process, some of described air plankton composition (such as oxygen
Gas, nitrogen or water vapour etc.) metal ion the flowing to up to negative electrode with electrolytic medium that is discharged with anode
And be attached on negative electrode, or the electrolysate for directly being separated out with negative electrode reacts, so that electrolysis
The purity of product is lowered, and then influences the various performances of electrolysate, such as：Physical property, chemically
Energy, mechanical performance or decay resistance etc..In addition, during the electrolysate is shifted, electrolysis
The exposure of groove inside in atmosphere, can pollute the atmosphere of the electrolytic cell, receive follow-up cell reaction process
To air pollution.
In order to solve the technical problem, the present invention provides a kind of electrolysis unit, including：Electrolytic cell, bag
Cell body and cell body opening are included, the cell body is used to accommodate electrolytic medium；Electrode, including anode and negative electrode,
For being powered to the electrolytic medium being positioned in cell body；Getter device, be placed in the cell body and not with institute
Electrolytic medium contact is stated, for the gaseous impurity in adsorption tank body.
The present invention by setting a getter device in the cell body of electrolytic cell, during cell reaction, institute
The air plankton (such as oxygen, nitrogen or water vapour) in getter device absorption electrolytic cell is stated, so as to reduce
Air plankton in the electrolytic cell, it is to avoid the air plankton reacts to electrolysate, Jin Erti
The purity and performance of the electrolysate high.
It is understandable to enable the above objects, features and advantages of the present invention to become apparent, below in conjunction with the accompanying drawings
Specific embodiment of the invention is described in detail.
Fig. 1 shows the structural representation of the embodiment of electrolysis unit of the present invention.
In the present embodiment, the electrolysis unit is used for molten-salt electrolysis technique.Specifically, it is described with reference to Fig. 1
Electrolysis unit includes：
Electrolytic cell 100, the electrolytic cell 100 includes cell body 101 and cell body opening (sign), described
Cell body 101 is used to accommodate electrolytic medium 102；
Electrode, including anode 300 and negative electrode 200, for the electrolytic medium to being positioned in cell body 101
102 are powered；
Getter device 500, is placed in the cell body 101 and is contacted not with the electrolytic medium 102, is used for
Gaseous impurity in absorption cell body 101.
The electrolysis unit can carry out electrochemistry purification or separation to crude metal or alloy, for producing height
Simple metal.In the present embodiment, the electrolysis unit is used to produce high purity titanium.Accordingly, the anode 300
Material be titanium sponge, for generating titanium ion during cell reaction.
In other embodiments, the electrolysis unit can be also used for purification high purity tungsten, high purity gallium or high-purity
The metals such as molybdenum, accordingly, the material of the anode need to purify the different and selected of material according to molten-salt electrolysis.
It should be noted that the outside of the cell body 101 is provided with cell body and vacuumizes interface (not shown), institute
State cell body and vacuumize interface and turned on the cell body 101, the cell body vacuumizes the external vacuum means of interface
Put.Before cell reaction, interface and external vacuum extractor are vacuumized by the cell body, to the groove
Body 101 is vacuumized, and the air in the cell body 101 is discharged, such that it is able to further improve the cell body
Vacuum in 101；Additionally, the cell body vacuumizes interface to can be also used for being passed through protective gas, such as argon
Gas etc., the protective gas is the inert gas not reacted with the electrolytic medium 102, the guarantor
Shield gas can make the pressure in the cell body 101 suitable with the pressure of external environment, it is to avoid due to described
The pressure of pure Altitude in cell body 101 and the electrolysis unit is born excessive excessive pressure.
As shown in Fig. 2 Fig. 2 shows the partial enlarged drawing of region A in Fig. 1.In the present embodiment, institute
Stating getter device 500 includes：Shelf 510；Getter material 520 on the shelf 510,
For being reacted with the gaseous impurity in cell body 101.
Specifically, the shelf 510 include towards the first face 511 of the cell body 101 and with it is described
The second relative face 512 of first face 511, sets fluted in the second face 512 of the shelf 510
513；The getter material 520 is positioned in the groove 513.
It should be noted that taken out from electrolytic cell 100 by electrode importing electrolytic cell 100, by electrode,
Or by electrolysis material added to during the electrolytic cell 100, air is easily accessible the electrolytic cell
In 100 cell body 101, so that air plankton is introduced, additionally, the hot conditions of cell reaction easily make electricity
Steam is formed in solution device, so as to cause oxygen content or water vapour content in electrolytic cell 100 to increase.
Under the hot conditions of electrolysis process, (such as oxygen, nitrogen or water steam some of described air plankton composition
Vapour etc.) reacted with electrolysate (not shown) so that the purity of electrolysate is lowered, so that
Reduce the performance of electrolysate.The getter device 500 is placed in the cell body 101, the air-breathing
Material 520 can react during cell reaction with the air plankton in cell body 101, that is to say, that
The getter material 520 can adsorb the air plankton in the cell body 101, so as to reduce the cell body
Air plankton in 101, it is to avoid air plankton reacts with electrolysate, and then improve the electrolysis product
The purity and performance of thing.
In the present embodiment, the getter material 520 is oxyphie, close nitrogen material.In a specific embodiment
In, the material titanium sponge of the getter material 520.
Using titanium sponge as the getter material 520 material, the material of the getter material 520 with
The material of the anode 300 is identical, can avoid introducing impurity element in the cell body 101, additionally,
Titanium sponge is sparse porous material, therefore larger with the contact area of air plankton in the cell body 101,
And it is larger with the affinity of air plankton, air plankton can be preferably adsorbed, in the high temperature of cell reaction
Under environment, titanium sponge is easier to adsorb air plankton.
It should be noted that the material of the getter material 520 need to purify material not according to molten-salt electrolysis
Select together.In other embodiments, the electrolysis unit can be also used for purification high purity tungsten, high purity gallium
Or the metal such as High-Purity Molybdenum, accordingly, the material of the getter material 520 be with purify metals it is corresponding
Metal material.The present invention is not limited the material of the getter material 520.
With continued reference to Fig. 1, the electrolysis unit also includes fixed structure 400, enters for moving the electrode
Go out the electrolytic cell 100.
In the present embodiment, the fixed structure 400 is hoist cable structure；Described one end of hoist cable structure 400 with
The electrolysis unit top is fixedly connected, and the other end does not extend into the electrolytic medium 102 with the negative electrode 200
One end be fixedly connected, pass in and out the electrolytic cell 100 for moving the negative electrode 200.
In the present embodiment, the getter device 500 is fixed on the fixed structure 400.
In a specific embodiment, in order to improve the degree of balance of the shelf 510, the shelf
The two ends of 510 (as shown in Figure 2) are fixed on hoist cable 530 (as shown in Figure 2), by the hoist cable
530 one end 531 (as shown in Figure 2), is fixed on the fixed structure 400 with the electrolysis unit top
On one end that portion is fixedly connected, so as to the negative electrode 200 is placed in by the fixed structure 400 described
When in the cell body 101 of electrolytic cell 100, the getter device 500 can also be placed in the cell body 101
It is interior, and then the air plankton in the cell body 101 is adsorbed by the getter device 500, to improve
State the cleanliness factor in cell body 101.
The electrolysis unit also includes opening valve 600, and the opening valve 600 connects with the cell body opening
Connect, the opening valve 600 is used for being turned on and off for the cell body opening.
In the present embodiment, the opening valve 600 is plate valve arrangement, so that the cell body opening
It is more convenient to be turned on and off.
When the opening valve 600 turns on the cell body opening, institute can be imported before cell reaction
State negative electrode 200 or the negative electrode 200 is taken out after cell reaction terminates；When the opening valve 600 makes institute
It is in sealing state when stating the closing of cell body opening, in the cell body 101.
In the present embodiment, the electrolysis unit also includes the epicoele 800 above the cell body, it is described on
Chamber 800 has epicoele opening (sign) towards one end of the cell body opening；The opening valve 600
It is connected between the cell body 101 and epicoele 800 and also with the epicoele opening, for isolating or leading
The logical cell body 101 and epicoele 800.
In a specific embodiment, the outside of the epicoele 800 is additionally provided with epicoele and vacuumizes interface (figure
Do not show), the epicoele vacuumizes interface and is turned on the epicoele 800, and it is external that the epicoele vacuumizes interface
Vacuum extractor.Before cell reaction, first by the negative electrode 200 and inhaled by the fixed structure 400
Device of air 500 is imported in the epicoele 800, and now the opening valve 600 is closed mode, described
It is isolation between epicoele 800 and cell body 101, the environment in the epicoele 800 will not be to the groove
Environment in body 101 is impacted；Then interface and external vacuum extractor are vacuumized by the epicoele,
The epicoele 800 is vacuumized, the air in the epicoele 800 is discharged；Then the opening valve is opened
Door 600, makes in conducting state between the epicoele 800 and cell body 101, by the fixed structure 400
The negative electrode 200 and getter device 500 are imported in the cell body 101, wherein, the part negative electrode
During 200 stretch into the electrolytic medium 102 in the cell body 101, the getter device 500 not with the electrolysis
Medium 102 is contacted；Finally turn off the opening valve 600.
The present invention is being electrolysed by setting a getter device 500 in the cell body 101 in the electrolytic cell 100
In course of reaction, air plankton (such as oxygen, nitrogen in the absorption electrolytic cell 100 of the getter device 500
Gas or water vapour etc.), so as to reduce the air plankton in the electrolytic cell 100, it is to avoid the air plankton
Electrolysate is reacted, and then improves the purity and performance of the electrolysate.
Although present disclosure is as above, the present invention is not limited to this.Any those skilled in the art,
Without departing from the spirit and scope of the present invention, can make various changes or modifications, therefore guarantor of the invention
Shield scope should be defined by claim limited range.
Claims (12)
1. a kind of electrolysis unit, it is characterised in that including：
Electrolytic cell, including cell body and cell body opening, the cell body are used to accommodate electrolytic medium；
Electrode, including anode and negative electrode, for being powered to the electrolytic medium being positioned in cell body；
Getter device, is placed in the cell body and is contacted not with the electrolytic medium, in adsorption tank body
Gaseous impurity.
2. electrolysis unit as claimed in claim 1, it is characterised in that the electrolysis unit is used to produce high-purity
Metal；The electrolysis unit is used to produce high purity titanium.
3. electrolysis unit as claimed in claim 2, it is characterised in that the material of the anode is titanium sponge.
4. electrolysis unit as claimed in claim 1, it is characterised in that also including fixed structure, for moving
The electrode passes in and out the electrolytic cell.
5. electrolysis unit as claimed in claim 4, it is characterised in that the fixed structure is hoist cable structure；
Described hoist cable structure one end is fixedly connected with electrolysis unit top, and the other end is with the negative electrode not
The one end for stretching into the electrolytic medium is fixedly connected, and the electrolytic cell is passed in and out for moving the negative electrode.
6. electrolysis unit as claimed in claim 4, it is characterised in that the getter device is fixed on described solid
On fixed structure.
7. electrolysis unit as claimed in claim 1, it is characterised in that the getter device includes：
Shelf；
Getter material on the shelf, for being reacted with the gaseous impurity in cell body.
8. electrolysis unit as claimed in claim 7, it is characterised in that the shelf is included towards cell body
First face and second face relative with first face, set fluted in the second face of the shelf；
The getter material is positioned in the groove.
9. electrolysis unit as claimed in claim 7, it is characterised in that the getter material is titanium sponge.
10. electrolysis unit as claimed in claim 1, it is characterised in that the electrolysis unit also includes opening valve
Door, the opening valve is connected with the cell body opening, and the opening valve is used for the cell body opening
Be turned on and off.
11. electrolysis units as claimed in claim 10, it is characterised in that the opening valve is plate valve arrangement.
12. electrolysis units as claimed in claim 10, it is characterised in that the electrolysis unit also includes being located at institute
The epicoele above cell body is stated, the epicoele has epicoele opening towards one end of the cell body opening；
The opening valve is located at and is connected between the cell body and epicoele and also with the epicoele opening, is used for
Isolate or turn on the cell body and epicoele.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511030343.3A CN106929882A (en) | 2015-12-31 | 2015-12-31 | Electrolysis unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511030343.3A CN106929882A (en) | 2015-12-31 | 2015-12-31 | Electrolysis unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106929882A true CN106929882A (en) | 2017-07-07 |
Family
ID=59444202
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511030343.3A Pending CN106929882A (en) | 2015-12-31 | 2015-12-31 | Electrolysis unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106929882A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101812703A (en) * | 2010-01-07 | 2010-08-25 | 冯锦先 | Method for preparing metallic titanium by electrolyzing sodium titanate-sodium hydroxide melt |
| CN102021608A (en) * | 2009-09-11 | 2011-04-20 | 上海太阳能工程技术研究中心有限公司 | Device for manufacturing zinc by ZnCl2 molten salt electrolysis |
| CN102943182A (en) * | 2012-11-30 | 2013-02-27 | 上海大学 | Electrochemical deoxidization method for refining titanium and titanium alloy solution |
| CN103086482A (en) * | 2013-02-22 | 2013-05-08 | 昆山鸿福泰环保科技有限公司 | Electrolytic device |
| CN203006054U (en) * | 2012-12-22 | 2013-06-19 | 天津全达科技有限公司 | Drying anti-oxidization bottle cover sealing gasket |
| CN103834969A (en) * | 2012-11-23 | 2014-06-04 | 宁波创润新材料有限公司 | Molten salt electrolysis apparatus |
| CN204550731U (en) * | 2015-03-05 | 2015-08-12 | 包头市三隆稀有金属材料有限责任公司 | A kind of praseodymium neodymium re metal electrolyzing groove dust suction getter device |
-
2015
- 2015-12-31 CN CN201511030343.3A patent/CN106929882A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102021608A (en) * | 2009-09-11 | 2011-04-20 | 上海太阳能工程技术研究中心有限公司 | Device for manufacturing zinc by ZnCl2 molten salt electrolysis |
| CN101812703A (en) * | 2010-01-07 | 2010-08-25 | 冯锦先 | Method for preparing metallic titanium by electrolyzing sodium titanate-sodium hydroxide melt |
| CN103834969A (en) * | 2012-11-23 | 2014-06-04 | 宁波创润新材料有限公司 | Molten salt electrolysis apparatus |
| CN102943182A (en) * | 2012-11-30 | 2013-02-27 | 上海大学 | Electrochemical deoxidization method for refining titanium and titanium alloy solution |
| CN203006054U (en) * | 2012-12-22 | 2013-06-19 | 天津全达科技有限公司 | Drying anti-oxidization bottle cover sealing gasket |
| CN103086482A (en) * | 2013-02-22 | 2013-05-08 | 昆山鸿福泰环保科技有限公司 | Electrolytic device |
| CN204550731U (en) * | 2015-03-05 | 2015-08-12 | 包头市三隆稀有金属材料有限责任公司 | A kind of praseodymium neodymium re metal electrolyzing groove dust suction getter device |
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Application publication date: 20170707 |
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