CN207134440U - A kind of cable-type lithium ion battery - Google Patents
A kind of cable-type lithium ion battery Download PDFInfo
- Publication number
- CN207134440U CN207134440U CN201721026239.1U CN201721026239U CN207134440U CN 207134440 U CN207134440 U CN 207134440U CN 201721026239 U CN201721026239 U CN 201721026239U CN 207134440 U CN207134440 U CN 207134440U
- Authority
- CN
- China
- Prior art keywords
- lithium ion
- ion battery
- external electrode
- cable
- type lithium
- 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.)
- Expired - Fee Related
Links
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 31
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 31
- 230000004888 barrier function Effects 0.000 claims abstract description 9
- 239000007772 electrode material Substances 0.000 claims abstract description 9
- 150000005846 sugar alcohols Polymers 0.000 claims abstract description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 5
- 239000012528 membrane Substances 0.000 claims abstract description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 239000011253 protective coating Substances 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000003792 electrolyte Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 239000010936 titanium Substances 0.000 claims description 3
- 229910052719 titanium Inorganic materials 0.000 claims description 3
- 239000011149 active material Substances 0.000 claims 1
- 238000005452 bending Methods 0.000 abstract description 2
- 230000006866 deterioration Effects 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 34
- 238000005516 engineering process Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 229920002313 fluoropolymer Polymers 0.000 description 1
- 239000004811 fluoropolymer Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Classifications
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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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
Landscapes
- Cell Electrode Carriers And Collectors (AREA)
Abstract
The utility model discloses a kind of cable-type lithium ion battery, multiple core bodys including being arranged on inside, each core body includes the plug that lithium sill is formed, be coated on mandrel surface wire inner current collector body and formed wire inner current collector body surface face internal electrode active material layer, filled between multiple core bodys by barrier film, multiple core body and barrier film peripheries are coated with external electrode, external electrode is followed successively by the second supporting layer from inside to outside, external electrode collector, external electrode active material layer, conductive layer and the first supporting layer, external electrode is wound on membrane surface outside with sheet form；Lithium ion battery structure of the present utility model is flexible, pliability is stronger, by being provided with polyalcohol stephanoporate supporting layer in electrode structure, it is not only able to suppress the resistance in battery to rise, prevent deterioration of battery, pliability of the battery in bending or distortion can also be improved simultaneously, crack or crack conditions occur when preventing due to being acted on by external force.
Description
Technical field
Field of lithium is the utility model is related to, is related to a kind of cable-type lithium ion battery.
Background technology
Lithium ion battery has the beneficial effects such as high production and high-energy-density, is frequently used for various uses, such as portable
Electronic equipment, energy automobile include hybrid vehicle and electric automobile and fixed electrical storage device.In particular with recent years
Come the growing demand to energy-conservation, it is necessary to the relatively large battery and fixation electrical storage device for vehicle used for a long time
Exploitation.
Existing lithium ion battery is usually cylindrical, prismatic or packed battery, and structure type is relatively more fixed, and installs
When can also be limited by existing battery structure shape, therefore need badly and a kind of limited less lithium-ion electric in itself by battery structure
Pond.
Utility model content
The purpose of this utility model is to provide a kind of cable-type lithium ion battery, the skill of the cable-type lithium ion battery
Art scheme is realized in：
A kind of cable-type lithium ion battery, it is characterised in that：The lithium ion battery includes the multiple cores for being arranged on inside
Body, each core body include plug, the wire inner current collector body for being coated on mandrel surface and the formation of lithium sill composition
Internal electrode active material layer in wire inner current collector body surface face, filled by barrier film between the multiple core body, it is the multiple
Core body and barrier film periphery are coated with external electrode, and the external electrode is followed successively by the second supporting layer, external electrode collector, outer from inside to outside
Electrode active material layers, conductive layer and the first supporting layer, the external electrode are wound on the membrane surface with sheet form
Outside, the external electrode outside also coat one layer of protective coating.
Further, the lithium ion battery also includes the electrolyte being filled between each structure sheaf of battery.
Further, first supporting layer and the second supporting layer are polyalcohol stephanoporate supporting layer.
Preferably, the porosity of the polyalcohol stephanoporate supporting layer is 30~60%.
Preferably, the wire inner current collector body and external electrode collector are wherein the one of stainless steel, aluminium, nickel, titanium or copper
Kind.
Further, the conductive layer includes conductive material and adhesive.
Further, the conductive layer can be that aperture is 0.01~5 μm, and porosity is 25~50% porous layer.
Further, the interior electrode that the inner core is formed can be negative electrode or anode, and the external electrode is and its phase
Corresponding male or female.
Preferably, it is also equipped with supporting layer on the outside of the inner electrode.
Preferably, the width between the wire inner current collector body and external electrode collector is the width of corresponding collector
1~3 times.
Lithium ion battery structure of the present utility model is flexible, and pliability is stronger, by being provided with polymer in electrode structure
Porous support layer, be not only able to suppress battery in resistance rise, prevent deterioration of battery, at the same can also improve battery bending or
Pliability during distortion, crack or crack conditions occur when preventing due to being acted on by external force, there is preferable dissemination.
Brief description of the drawings
Fig. 1 is the sectional schematic diagram that the utility model lithium ion battery is embodiment when having three core bodys；
Fig. 2 is for structural representation when having a core body in the utility model lithium ion battery.
Reference：10- core bodys, 1- plugs, 2- wire inner current collector bodies, 3- internal electrode active material layers, 4- barrier films,
5- external electrodes, 51- external electrode collectors, 52- external electrode active material layers, 53- conductive layers, the supporting layers of 54- first, 55- second
Supporting layer, 6- protective layers.
Embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings.
As shown in Fig. 1~Fig. 2, a kind of cable-type lithium ion battery, the lithium ion battery includes being arranged on the more of inside
Individual core body 10, each core body 10 include the plug 1 of lithium sill composition, are coated on the wire inner current collector on the surface of plug 1
Body 2 and form internal electrode active material layer 3 on the surface of wire inner current collector body 2, between the multiple core body 10 by every
Film 4 is filled, and the multiple core body 10 and barrier film 4 periphery is coated with external electrode 5, and the external electrode 5 is followed successively by second from inside to outside
Supporting layer 55, external electrode collector 51, external electrode active material layer 52, the supporting layer 54 of conductive layer 53 and first, the dispatch from foreign news agency
Pole 5 is also to coat one layer of protective coating 6 wound on the outer side surface of barrier film 4, the outside of external electrode 5 with sheet form.
Preferably, the protective coating 6 can be made up of fluoropolymer resin.
When it is implemented, the number of the core body 10 inside the lithium ion battery structure can be one, two and its with
On.
When it is implemented, the lithium ion battery also includes the electrolyte being filled between each structure sheaf of battery.
When it is implemented, the supporting layer 55 of the first supporting layer 54 and second is polyalcohol stephanoporate supporting layer.
Preferably, the porosity of the polyalcohol stephanoporate supporting layer is 30~60%.
Preferably, the wire inner current collector body 2 and external electrode collector 51 be stainless steel, aluminium, nickel, titanium or copper wherein
It is a kind of.
When it is implemented, the conductive layer 53 includes conductive material and adhesive.
Preferably, the conductive layer 53 can be that aperture is 0.01~5 μm, and porosity is 25~50% porous layer.
When it is implemented, the interior electrode that the inner core 10 is formed can be negative electrode or anode, the external electrode 5 be with
Its corresponding male or female.
Preferably, it is also equipped with supporting layer on the outside of the inner electrode.
Preferably, the width between the wire inner current collector body 2 and external electrode collector 51 is respective afflux
1~3 times of the width of body.
Technology contents and technical characteristic of the present utility model have revealed that as above those skilled in the art still may base
The replacement and modification without departing substantially from the utility model in essence are made in teaching of the present utility model, therefore, the utility model protection
Scope is not limited to the content disclosed in embodiment, also including various replacements and modification without departing substantially from the utility model in essence.
Claims (9)
- A kind of 1. cable-type lithium ion battery, it is characterised in that：The lithium ion battery includes the multiple core bodys for being arranged on inside, Each core body includes the plug of lithium sill composition, the wire inner current collector body for being coated on mandrel surface and formed online The internal electrode active material layer in shape inner current collector body surface face, filled by barrier film between the multiple core body, the multiple core body And barrier film periphery is coated with external electrode, the external electrode is followed successively by the second supporting layer, external electrode collector, external electrode from inside to outside Active material layer, conductive layer and the first supporting layer, the external electrode be with sheet form on the outside of the membrane surface, One layer of protective coating is also coated on the outside of the external electrode.
- 2. cable-type lithium ion battery according to claim 1, it is characterised in that：The lithium ion battery also includes filling Electrolyte between each structure sheaf of battery.
- 3. cable-type lithium ion battery according to claim 1, it is characterised in that：First supporting layer and the second support Layer is polyalcohol stephanoporate supporting layer.
- 4. cable-type lithium ion battery according to claim 3, it is characterised in that：The hole of the polyalcohol stephanoporate supporting layer Gap rate is 30~60%.
- 5. cable-type lithium ion battery according to claim 1, it is characterised in that：The wire inner current collector body and dispatch from foreign news agency Pole collector is the one of which of stainless steel, aluminium, nickel, titanium or copper.
- 6. cable-type lithium ion battery according to claim 1, it is characterised in that：The conductive layer include conductive material and Adhesive.
- 7. cable-type lithium ion battery according to claim 1, it is characterised in that：The interior electrode that the inner core is formed Can be negative electrode or anode, the external electrode is male or female corresponding thereto.
- 8. cable-type lithium ion battery according to claim 7, it is characterised in that：The outside of the inner electrode is also set It is equipped with supporting layer.
- 9. cable-type lithium ion battery according to claim 1, it is characterised in that：The wire inner current collector body and dispatch from foreign news agency Width between the collector of pole is 1~3 times of the width of corresponding collector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721026239.1U CN207134440U (en) | 2017-08-16 | 2017-08-16 | A kind of cable-type lithium ion battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721026239.1U CN207134440U (en) | 2017-08-16 | 2017-08-16 | A kind of cable-type lithium ion battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207134440U true CN207134440U (en) | 2018-03-23 |
Family
ID=61634998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721026239.1U Expired - Fee Related CN207134440U (en) | 2017-08-16 | 2017-08-16 | A kind of cable-type lithium ion battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207134440U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109037791A (en) * | 2018-08-15 | 2018-12-18 | 江西理工大学 | A kind of flexibility is difunctional and the cable type high energy density cells and preparation method thereof that can weave |
| JP2020529101A (en) * | 2017-12-21 | 2020-10-01 | エルジー・ケム・リミテッド | Flexible rechargeable battery including bipolar electrode |
-
2017
- 2017-08-16 CN CN201721026239.1U patent/CN207134440U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2020529101A (en) * | 2017-12-21 | 2020-10-01 | エルジー・ケム・リミテッド | Flexible rechargeable battery including bipolar electrode |
| JP7047207B2 (en) | 2017-12-21 | 2022-04-05 | エルジー エナジー ソリューション リミテッド | Flexible rechargeable battery including bipolar electrode |
| CN109037791A (en) * | 2018-08-15 | 2018-12-18 | 江西理工大学 | A kind of flexibility is difunctional and the cable type high energy density cells and preparation method thereof that can weave |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180323 |