CN107086330B - Liquid metal cell and preparation method - Google Patents
Liquid metal cell and preparation method Download PDFInfo
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- CN107086330B CN107086330B CN201710243737.XA CN201710243737A CN107086330B CN 107086330 B CN107086330 B CN 107086330B CN 201710243737 A CN201710243737 A CN 201710243737A CN 107086330 B CN107086330 B CN 107086330B
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- liquid metal
- shell
- electrolyte
- electrode
- porous material
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/36—Accumulators not provided for in groups H01M10/05-H01M10/34
- H01M10/39—Accumulators not provided for in groups H01M10/05-H01M10/34 working at high temperature
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The present invention relates to electrochemical energy storage cell field, a kind of liquid metal cell and preparation method are provided.The battery includes shell filled with electrolyte, the porous material for plugging electrode in the electrolytic solution and being filled between shell and electrode, shell is made of the first liquid metal, porous material is made of the second liquid metal, electrode is made of third liquid metal, and the activity of the first liquid metal, the second liquid metal and third liquid metal is sequentially reduced.The present invention using this method by using the liquid metal of different activities as electrode, shell and porous material, can both realize the output of electric energy, in turn, ensure that entire battery has good flexible, deformability and wearable property, have broad application prospects；In addition, not only ensure that coming into full contact between electrolyte and shell and electrode by the way that electrolyte to be filled in the duct of porous material, but also it can avoid electrolyte leakage, so that the conversion between chemical energy and electric energy becomes safe and efficient.
Description
Technical field
The present invention relates to electrochemical energy storage cell field more particularly to a kind of liquid metal cell and preparation methods.
Background technique
With the development of economy, the continuous consumption of fossil energy, energy shortage problem become increasingly conspicuous, and develop renewable energy
Source has become an important solution route, but due to the discontinuity of these energy, needs special energy storage device
Carry out the storage and conversion of energy.Current energy storage technology has the various ways such as Power Flow, phase-change accumulation energy, electrochemical energy storage,
Wherein electrochemical energy storage technology includes nickel-metal hydride battery, lithium ion battery, flow battery, lead-acid battery, sodium-sulphur battery technology etc.
Currently, existing battery all uses rigid structure substantially, shape is fixed and can not be changed, thus is not suitable for
Need to adjust cell shapes to adapt to the occasion of particular space, such as wearable technology, mobile application occasion.
Summary of the invention
The present invention is to solve the technical problem that cell shapes can not change in the prior art, application range is narrow.
To solve the above problems, the present invention provides a kind of liquid metal cell, the battery include shell filled with electrolyte,
The electrode being plugged in the electrolyte and the porous material being filled between the shell and the electrode, the shell by
First liquid metal is constituted, and the porous material is made of the second liquid metal, and the electrode is made of third liquid metal, institute
The activity for stating the first liquid metal, second liquid metal and the third liquid metal is sequentially reduced.
Wherein, first liquid metal, second liquid metal and/or third liquid metal are bismuth, indium, tin, gallium
At least one of indium alloy, gallium-indium-tin alloy and bismuth indium stannum alloy.
Wherein, the electrolyte is the colloid that silica and sulfuric acid solution form.
Wherein, the electrolyte be propene carbonate, acetonitrile, propene carbonate, glycol dimethyl ether, ethylene carbonate,
At least one of dimethyl carbonate, methyl ethyl carbonate or diethyl carbonate.
It wherein, further include the protective film for being packaged in the outside of the shell.
Wherein, the material of the protective film is plastics or paper.
Wherein, the cross section of the shell is round, ellipse, square or polygon.
It wherein, further include the negative outside wire being plugged in the porous material, the bottom end of the negative outside wire is always
The top of holding and electrolyte contacts, the top of the negative outside wire and the electrode is stuck in the shell.
Wherein, the material of the negative outside wire is copper, silver or platinum.
The present invention also provides a kind of preparation methods of liquid metal cell described above, and this method includes following step
It is rapid:
A certain amount of electrolyte is filled in the shell；
The electrode is plugged in the electrolyte；
The porous material is filled between the electrode and the shell；
Seal the shell.
The configuration of the present invention is simple, easy to process, electrode, shell by using the liquid metal of different activities as battery
And porous material, it can both realize the output of electric energy, in turn, ensure that entire battery has good flexible, deformability and wearable
Property, it has broad application prospects；In addition, can both guarantee to be electrolysed by the way that electrolyte to be filled in the duct of porous material
Coming into full contact between liquid and shell and electrode, and electrolyte is avoided to reveal, so that the conversion between chemical energy and electric energy becomes
It is safe and efficient.
Detailed description of the invention
Fig. 1 is a kind of cross-sectional view of liquid metal cell of the embodiment of the present invention 1.
Appended drawing reference:
1, shell；2, electrode；3, porous material；4, electrolyte.
Specific embodiment
To keep the purposes, technical schemes and advantages of invention clearer, below in conjunction with the attached drawing in invention, in invention
Technical solution be explicitly described, it is clear that described embodiment is invention a part of the embodiment, rather than whole realities
Apply example.It is obtained by those of ordinary skill in the art without making creative efforts based on the embodiment in invention
Every other embodiment belongs to the range of invention protection.
In the description of the present invention, unless otherwise indicated, the orientation or position of the instructions such as term " on ", "lower", "top", "bottom"
Setting relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description of the present invention and simplification of the description, rather than
The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot
It is interpreted as limitation of the present invention.
It should be noted that unless otherwise clearly defined and limited, term " connection " shall be understood in a broad sense, for example, can
To be to be fixedly connected, may be a detachable connection, or be integrally connected；It can be directly connected, intermediate matchmaker can also be passed through
Jie is indirectly connected.For the ordinary skill in the art, tool of the above-mentioned term in invention can be understood with concrete condition
Body meaning.
As shown in Figure 1, the present invention provides the present invention to provide a kind of liquid metal cell, which includes filled with electrolyte
4 shell 1, the electrode 2 being plugged in electrolyte 4 and the porous material 3 being filled between shell 1 and electrode 2, shell 1 by
First liquid metal is constituted, and porous material 3 is made of the second liquid metal, and electrode 2 is made of third liquid metal, the first liquid
The activity of metal, the second liquid metal and third liquid metal is sequentially reduced.
Since the activity of the first liquid metal, the second liquid metal and third liquid metal is sequentially reduced, i.e. shell 1, more
The reproducibility of Porous materials 3 and electrode 2 successively weakens, therefore shell 1, electrode 2 and electrolyte 4 can collectively form a primary battery.
Wherein, shell 1 is cathode, and shell 1 constantly loses electronics and redox reaction occurs with electrolyte 4；Electrode 2 is positive
Pole is continuously available electronics；Thus chemical energy can be converted to electric energy, for external electric equipment use.In addition, due to electrode 2,
Shell 1 and porous material 3 are made of liquid metal, and liquid metal itself has good flexible and deformability, therefore
The global shape of liquid metal cell can be adjusted, by modes such as extruding, kneadings to adapt to actual application environment.And in electricity
During pond shape changes, support and effect of contraction of the porous material 3 to electrolyte 4 can further avoid electrolyte 4 and let out
Leakage.To which the battery cannot be only used for conventional occasion, it may also be used for some particular space occasions, such as wearable technology, movement
Using etc. special occasions, to have broad application prospects.
Preferably, the first liquid metal, the second liquid metal and/or third liquid metal be bismuth, indium, tin, gallium-indium alloy,
At least one of gallium-indium-tin alloy and bismuth indium stannum alloy.
Preferably, electrolyte 4 is the colloid that silica and sulfuric acid solution form.Since colloidal particle has huge table
Area, adsorption capacity are very strong.Therefore after colloid being filled in porous material 3, colloidal particle can be adsorbed on the duct of porous material 3
In, it not easily runs off, to can avoid the leakage of electrolyte 4.
Preferably, electrolyte 4 is propene carbonate, acetonitrile, propene carbonate, glycol dimethyl ether, ethylene carbonate, carbon
At least one of dimethyl phthalate, methyl ethyl carbonate or diethyl carbonate.
In addition, further include the protective film for being packaged in the outside of shell 1, to avoid shell 1 be chronically exposed to outside be damaged,
Oxidation.
Further, the material of protective film is plastics or paper.Plastics or paper are not only cheap, but also have good
Flexibility can change with the variation of overall battery shape.
Preferably, the cross section of shell 1 is round, ellipse, square or polygon.
Preferably, further include the negative outside wire being plugged in porous material 3, the bottom end of negative outside wire remain with
Electrolyte 4 contacts, and the top of negative outside wire and the top of electrode 2 are stuck in shell 1, in order to connect with external electric equipment
It connects.In use, negative outside wire and the cathode of external electric equipment can be connected, by the top of electrode 2 and external electric equipment
Anode connection.
Further, the material of negative outside wire is copper, silver or platinum.
The present invention also provides a kind of preparation methods of above-mentioned liquid metal cell, method includes the following steps:
Fill a certain amount of electrolyte 4 within the case 1, i.e., the charging amount of electrolyte 4 to guarantee shell 1 and electrode 2 with
Electrolyte 4 comes into full contact with, that is to say, that gap and porous material between the duct of porous material 3, porous material 3 and shell 1
Filled with electrolyte 4 in gap between material 3 and electrode 2.
Electrode 2 is plugged in electrolyte 4, electrode 2 is preferably plugged in the middle of shell 1；The bottom end of electrode 2 can
It is adjacent to the bottom of shell 1, certain distance can also be kept with the bottom of shell 1.
Seal casinghousing 1.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of invention, rather than its limitations；Although ginseng
Invention is described in detail according to previous embodiment, those skilled in the art should understand that: it still can be right
Technical solution documented by foregoing embodiments is modified or equivalent replacement of some of the technical features；And this
It modifies or replaces, the spirit and scope for each embodiment technical solution of invention that it does not separate the essence of the corresponding technical solution.
Claims (10)
1. a kind of liquid metal cell, which is characterized in that including the shell filled with electrolyte, the electricity that is plugged in the electrolyte
Pole and the porous material being filled between the shell and the electrode, the shell is made of the first liquid metal, described
Porous material is made of the second liquid metal, and the electrode is made of third liquid metal, first liquid metal, described
The activity of two liquid metals and the third liquid metal is sequentially reduced.
2. liquid metal cell according to claim 1, which is characterized in that first liquid metal, second liquid
State metal and/or third liquid metal are at least one in bismuth, indium, tin, gallium-indium alloy, gallium-indium-tin alloy and bismuth indium stannum alloy
Kind.
3. liquid metal cell according to claim 1, which is characterized in that the electrolyte is that silica and sulfuric acid are molten
The colloid of liquid composition.
4. liquid metal cell according to claim 1, which is characterized in that the electrolyte be propene carbonate, acetonitrile,
At least one of glycol dimethyl ether, ethylene carbonate, dimethyl carbonate, methyl ethyl carbonate or diethyl carbonate.
5. liquid metal cell according to claim 1, which is characterized in that further include the outside for being packaged in the shell
Protective film.
6. liquid metal cell according to claim 5, which is characterized in that the material of the protective film is plastics or paper.
7. liquid metal cell according to claim 1, which is characterized in that the cross section of the shell is round, oval
Shape or polygon.
8. liquid metal cell according to any one of claims 1 to 7, which is characterized in that further include be plugged in it is described more
The bottom end of negative outside wire in Porous materials, the negative outside wire remains and electrolyte contacts, the negative outside wire
Top and the top of the electrode be stuck in the shell.
9. liquid metal cell according to claim 8, which is characterized in that the material of the negative outside wire is copper, silver
Or platinum.
10. a kind of preparation method of liquid metal cell as described in any one of claim 1 to 9, which is characterized in that including with
Lower step:
A certain amount of electrolyte is filled in the shell；
The electrode is plugged in the electrolyte；
The porous material is filled between the electrode and the shell；
Seal the shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710243737.XA CN107086330B (en) | 2017-04-14 | 2017-04-14 | Liquid metal cell and preparation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710243737.XA CN107086330B (en) | 2017-04-14 | 2017-04-14 | Liquid metal cell and preparation method |
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| Publication Number | Publication Date |
|---|---|
| CN107086330A CN107086330A (en) | 2017-08-22 |
| CN107086330B true CN107086330B (en) | 2019-10-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710243737.XA Active CN107086330B (en) | 2017-04-14 | 2017-04-14 | Liquid metal cell and preparation method |
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| TWI752829B (en) * | 2021-02-24 | 2022-01-11 | 南亞塑膠工業股份有限公司 | Decolorization method for dyed fiber cloth |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104124459A (en) * | 2014-07-22 | 2014-10-29 | 西安交通大学 | Square liquid metal battery device and assembling method thereof |
| CN204289603U (en) * | 2014-12-12 | 2015-04-22 | 芶富均 | A kind of liquid metal cell device |
| CN105322240A (en) * | 2015-10-21 | 2016-02-10 | 中国科学院理化技术研究所 | Liquid metal flexible battery and manufacturing method thereof |
| CN206022520U (en) * | 2016-07-20 | 2017-03-15 | 云南科威液态金属谷研发有限公司 | A kind of room temperature liquid metal battery and consisting of set of cells |
-
2017
- 2017-04-14 CN CN201710243737.XA patent/CN107086330B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104124459A (en) * | 2014-07-22 | 2014-10-29 | 西安交通大学 | Square liquid metal battery device and assembling method thereof |
| CN204289603U (en) * | 2014-12-12 | 2015-04-22 | 芶富均 | A kind of liquid metal cell device |
| CN105322240A (en) * | 2015-10-21 | 2016-02-10 | 中国科学院理化技术研究所 | Liquid metal flexible battery and manufacturing method thereof |
| CN206022520U (en) * | 2016-07-20 | 2017-03-15 | 云南科威液态金属谷研发有限公司 | A kind of room temperature liquid metal battery and consisting of set of cells |
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| Publication number | Publication date |
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| CN107086330A (en) | 2017-08-22 |
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