CN209963125U - Flexible battery pack - Google Patents
Flexible battery pack Download PDFInfo
- Publication number
- CN209963125U CN209963125U CN201921152602.3U CN201921152602U CN209963125U CN 209963125 U CN209963125 U CN 209963125U CN 201921152602 U CN201921152602 U CN 201921152602U CN 209963125 U CN209963125 U CN 209963125U
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- China
- Prior art keywords
- flexible
- management module
- battery
- battery pack
- battery management
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- 239000012785 packaging film Substances 0.000 claims description 10
- 229920006280 packaging film Polymers 0.000 claims description 10
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 239000003990 capacitor Substances 0.000 claims description 3
- 229910001416 lithium ion Inorganic materials 0.000 claims description 3
- 239000002985 plastic film Substances 0.000 claims description 3
- 229920006255 plastic film Polymers 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims 2
- 229910052987 metal hydride Inorganic materials 0.000 claims 1
- 229910052759 nickel Inorganic materials 0.000 claims 1
- 230000009286 beneficial effect Effects 0.000 description 7
- 238000005452 bending Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005538 encapsulation Methods 0.000 description 3
- 238000007731 hot pressing Methods 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- CIWBSHSKHKDKBQ-JLAZNSOCSA-N Ascorbic acid Chemical compound OC[C@H](O)[C@H]1OC(=O)C(O)=C1O CIWBSHSKHKDKBQ-JLAZNSOCSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 229920001721 polyimide Polymers 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
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
Abstract
The utility model discloses a flexible battery pack, including flexible circuit board, electric core and battery management module, electric core with battery management module equipartition is put on the flexible circuit board, electric core passes through circuit on the flexible circuit board with battery management module links to each other, the last current output interface that has arranged of battery management module. The battery cell and the battery management module are arranged on the flexible circuit board, so that the whole power supply consisting of the flexible circuit board, the battery cell and the battery management module can be bent or folded to a certain degree, and the battery cell can be a small rigid battery cell or a flexible battery cell.
Description
Technical Field
The utility model relates to a battery, especially a flexible battery group.
Background
With the development of science and technology and the improvement of the living standard of people, a large number of various electronic products appear, and a certain portable power supply is needed for many electronic products. Since these electronic products have various shapes, some electronic products need to satisfy the requirement of being bendable and foldable, and batteries to be carried are bendable and foldable, or a power supply composed of a plurality of battery packs and a management module is required to be bendable or foldable to some extent. The existing flexible circuit board is generally a circuit board composed of copper foil, epoxy resin thermosetting adhesive and PI (polyimide film), has the advantages of lightness, flexibility, bending, flexible appearance and the like, can not be damaged after being bent and folded for thousands of times, and has extremely wide application in production and life. After small rigid batteries or flexible batteries are arranged on the flexible circuit board at intervals, the flexible circuit board can be bent and folded to a certain degree so as to meet various technical requirements.
However, with the development of new technologies, the functions of electronic equipment products are more and more concentrated, and different functions also put complicated demands on the output condition of the battery pack. For example, the 3D projection function of cell-phone or wearing intelligent wrist-watch needs the group battery to provide the operating mode of high voltage heavy current, need provide the operating mode of the big pulse current of little voltage when the wearing product of for example the set medical massage function uses again, therefore the electronic equipment product that possesses the complex function not only needs the power to have the flexibility, still needs a portable group battery that can switch output parameter at any time according to the operating mode at any time.
SUMMERY OF THE UTILITY MODEL
The invention of the utility model aims to: aiming at the requirements of the current flexible battery and the portable battery pack which can switch the output parameters at any time according to the use working conditions, the flexible battery pack with the functions is provided.
In order to realize the purpose, the utility model discloses a technical scheme be:
the utility model provides a flexible battery pack, includes flexible printed circuit board, electric core and battery management module, electric core with battery management module equipartition is in on the flexible printed circuit board, electric core pass through circuit on the flexible printed circuit board with battery management module links to each other, the last electric current output interface that has arranged of battery management module. The battery cell and the battery management module are arranged on the flexible circuit board, so that the whole power supply consisting of the flexible circuit board, the battery cell and the battery management module can be bent or folded to a certain degree, and the battery cell can be a small rigid battery cell or a flexible battery cell.
Furthermore, an external working condition input interface is further arranged on the battery management module, the battery management module controls the connection of the single or multiple battery cores according to the received external working condition signals, and controls the magnitude of current output values of the single or multiple battery cores through programs. The battery management module has the beneficial effects that the whole flexible battery pack can output current meeting different working condition requirements through the processing of a built-in program of the battery management module according to received external working condition signals.
Furthermore, a plurality of the battery cells are arranged on the flexible circuit board. The battery management module has the beneficial effects that a plurality of battery cores can be combined into different circuits, and different currents are output through the control of the battery management module.
Optionally, the battery cell is one of a lithium ion battery cell, a nickel-hydrogen battery cell, a paper capacitor battery cell, and a solid-state battery cell. The battery cell has the characteristics of high cost performance and high reliability.
Optionally, a plurality of the battery cells are arranged on the flexible printed circuit board in a manner of multiple rows and multiple columns. The battery cell has the beneficial effects that the battery cell is regularly distributed, and the bending and folding of the whole flexible battery pack are facilitated.
Preferably, enough distance is reserved among a plurality of the battery cells to realize that the flexible circuit board can be bent and folded. The beneficial effect that produces is that the bending folding effect is better.
Optionally, a plurality of the battery cells are connected to the battery management module in parallel.
Optionally, a plurality of the battery cells are connected to the battery management module in series.
Preferably, the flexible battery pack is packaged with an outer packaging film, and only the external operating condition input interface and the current output interface are exposed to the outside. The battery cell module has the beneficial effects of shaping, positioning and protecting the appearance of a plurality of battery cell units, the BMS module and the flexible circuit substrate.
Optionally, the outer packaging film is an aluminum plastic film or a rubber film. The beneficial effect who produces is favorable to through outside hot pressing, and the mode of whole evacuation is with inside electric core, battery management module, flexible circuit board parcel laminating encapsulation to set shape location and outward appearance protection to a plurality of electric core units, battery management module, flexible circuit base plate.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. has flexibility and can be bent and folded to a certain degree. Because the flexible circuit board is flexible, the assembly formed by the battery cell and the battery management module can be bent and folded to a certain degree no matter whether the battery cell and the battery management module are flexible or not.
2. The voltage and the current of adaptation different operating modes can be intelligently output according to the operating mode. Because the battery management module is provided with the external working condition input interface, after the external working condition is input, the output of different voltages and currents is realized through the processing of an internal program of the battery management module.
Drawings
Fig. 1 is a schematic connection diagram of the components of the present invention.
Fig. 2 is a schematic sectional structure diagram of the present invention.
Fig. 3 is a schematic structural diagram of a wearable watch.
The labels in the figure are: 1-flexible circuit board, 2-battery management module, 31-battery cell A, 32-battery cell B, 33-battery cell C, 34-battery cell D, 4-external working condition input interface, 5-current output interface, 6-outer packaging film and 7-dial plate.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
As shown in fig. 1-2, a flexible battery pack includes a flexible printed circuit board 1, cells, and a battery management module 2, where 4 cells, a cell a31, a cell B32, a cell C33, and a cell D34 are shown, and in an actual layout, one or more cells may be arranged as needed, and the type and model of each cell may be different or the same. All the battery cores and the battery management module 2 are arranged on the flexible circuit board 1, and the battery core a31, the battery core B32, the battery core C33 and the battery core D34 are connected with the battery management module 2 in parallel. According to actual needs, a plurality of battery cores can also be connected with the battery management module 2 in a series or series-parallel mode, the current output interface 5 and the external working condition input interface 4 are arranged on the battery management module 2, the battery management module 2 controls the connection of the 4 battery cores according to received external working condition signals, and the magnitude of the current output value is controlled through a program. The battery management module 2 may detect parameters such as voltage and charge/discharge current of the battery cell, and control the charge/discharge process of the battery according to preset parameter conditions, so as to ensure that the battery clock works under a safe condition. The functions performed by the battery management module include (but are not limited to): monitoring battery parameters, namely monitoring key parameters such as cell voltage, charging and discharging current, temperature and the like in real time and transmitting the parameters to a control decision part of a management module; and in charge and discharge control, the charge and discharge management module manages and controls the charge and discharge process of the battery according to the battery characteristics and the load condition, so that the phenomena of overcharge, overdischarge and overcurrent are prevented. The positive electrode and the negative electrode of each electric core are connected to the battery management module 2 through a circuit on the flexible circuit board 1. The battery cell can be one of a lithium ion battery cell, a nickel-hydrogen battery cell, a paper capacitor battery cell and a solid battery cell, and can also be battery cells with different dimensions, such as rectangular and circular. The positive and negative electrodes of the battery cell are coupled with the flexible circuit board 1, and the current is conducted through a circuit prefabricated on the flexible circuit board 1, and the coupling mode can be welding or connector connection. Enough distance is reserved between the electric cores to realize that the flexible circuit board 1 can be bent and folded. The utility model discloses outer parcel extranal packaging film 6 adopts hot pressing evacuation mode parcel laminating encapsulation, to 4 electric cores, battery management module 2, flexible circuit board 1 setting location and outward appearance protection. The outer packaging film 6 can be made of soft composite materials of different materials, such as an aluminum plastic film, a rubber film and the like, and is wrapped, attached and packaged with the battery core, the battery management module 2 and the flexible circuit board 1 inside in an overall vacuumizing mode through external hot pressing, and only the external working condition input interface 4 and the current output interface 5 are exposed outside.
Example 2
Fig. 3 shows another embodiment, illustrating the application of the flexible battery pack to a smart watch. The intelligent watch comprises a dial 7, 4 electric cores, a flexible circuit board 1, a battery management module 2 and an outer packaging film 6. The outer packaging film 6 is made of plastic, leather or textile, and 4 battery cores, the flexible circuit board 1 and the battery management module 2 are packaged together by the outer packaging film 6 to form a bendable watchband. This kind of mode with battery and management module encapsulation in the watchband can improve intelligent wrist-watch battery capacity, promotes the time of endurance of equipment.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a flexible battery pack, its characterized in that includes flexible printed circuit board (1), electric core and battery management module (2), the electric core with battery management module (2) equipartition is in on the flexible printed circuit board (1), the electric core pass through circuit on the flexible printed circuit board (1) with battery management module (2) link to each other, battery management module (2) are last to have arranged electric current output interface (5).
2. The flexible battery pack according to claim 1, wherein an external operating condition input interface (4) is further disposed on the battery management module (2), and the battery management module (2) controls the connection of the single or multiple battery cells according to the received external operating condition signal, and controls the magnitude of the current output value of the single or multiple battery cells through a program.
3. The flexible battery pack according to claim 2, wherein a plurality of the cells are arranged on the flexible wiring board (1).
4. The flexible battery pack of claim 3, wherein the cell is one of a lithium ion cell, a nickel metal hydride cell, a paper capacitor cell, and a solid state cell.
5. The flexible battery pack according to claim 3, wherein a plurality of the cells are arranged on the flexible printed circuit (1) in a plurality of rows and columns.
6. The flexible battery pack according to claim 3, characterized in that a sufficient distance remains between a plurality of said cells to enable the flexible circuit board (1) to be bent and folded.
7. The flexible battery pack according to claim 3, characterized in that a plurality of said cells are connected in parallel to said battery management module (2).
8. The flexible battery pack according to claim 3, characterized in that a plurality of said cells are connected in series to said battery management module (2).
9. The flexible battery pack according to claim 2, wherein the flexible battery pack is encapsulated with an outer packaging film (6), and only the external operating condition input interface (4) and the current output interface (5) are exposed.
10. The flexible battery pack according to claim 9, wherein the outer packaging film (6) is an aluminum plastic film or a rubber film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921152602.3U CN209963125U (en) | 2019-07-22 | 2019-07-22 | Flexible battery pack |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921152602.3U CN209963125U (en) | 2019-07-22 | 2019-07-22 | Flexible battery pack |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209963125U true CN209963125U (en) | 2020-01-17 |
Family
ID=69248777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921152602.3U Active CN209963125U (en) | 2019-07-22 | 2019-07-22 | Flexible battery pack |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209963125U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113794010A (en) * | 2021-09-09 | 2021-12-14 | 嘉兴极展科技有限公司 | Flexible battery pack of stretching |
| CN113809453A (en) * | 2021-09-09 | 2021-12-17 | 嘉兴极展科技有限公司 | Manufacturing method of flexible stretchable battery pack |
-
2019
- 2019-07-22 CN CN201921152602.3U patent/CN209963125U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113794010A (en) * | 2021-09-09 | 2021-12-14 | 嘉兴极展科技有限公司 | Flexible battery pack of stretching |
| CN113809453A (en) * | 2021-09-09 | 2021-12-17 | 嘉兴极展科技有限公司 | Manufacturing method of flexible stretchable battery pack |
| CN113794010B (en) * | 2021-09-09 | 2023-09-19 | 嘉兴极展科技有限公司 | Flexible stretchable battery pack |
| CN113809453B (en) * | 2021-09-09 | 2023-11-14 | 嘉兴极展科技有限公司 | Manufacturing method of flexible stretchable battery pack |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231108 Address after: A309, Area AB, 3rd Floor, Building A, Tengfei Industrial Building, No. 6 Taohua Road, Fubao Community, Futian District, Shenzhen City, Guangdong Province, 518000 Patentee after: Shenzhen De Lang Neng Haineng Technology Co.,Ltd. Address before: 518000 zone a, floor 3, building 1, Baoshan fourth industrial zone, Pingshan street, Pingshan District, Shenzhen, Guangdong Patentee before: SHENZHEN CHUANGLIAN ZHIKONG NEW ENERGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |