WO2015100762A1 - 一种柔性穿戴式锂电池 - Google Patents

一种柔性穿戴式锂电池 Download PDF

Info

Publication number
WO2015100762A1
WO2015100762A1 PCT/CN2014/070321 CN2014070321W WO2015100762A1 WO 2015100762 A1 WO2015100762 A1 WO 2015100762A1 CN 2014070321 W CN2014070321 W CN 2014070321W WO 2015100762 A1 WO2015100762 A1 WO 2015100762A1
Authority
WO
WIPO (PCT)
Prior art keywords
battery
flexible
lithium battery
soft body
connection hole
Prior art date
Application number
PCT/CN2014/070321
Other languages
English (en)
French (fr)
Inventor
何安轩
郭兵
Original Assignee
深圳市格瑞普电池有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 深圳市格瑞普电池有限公司 filed Critical 深圳市格瑞普电池有限公司
Publication of WO2015100762A1 publication Critical patent/WO2015100762A1/zh

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • H01M50/514—Methods for interconnecting adjacent batteries or cells
    • H01M50/516—Methods for interconnecting adjacent batteries or cells by welding, soldering or brazing
    • 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
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/058—Construction or manufacture
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/204—Racks, modules or packs for multiple batteries or multiple cells
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/218—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the material
    • H01M50/22—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the material of the casings or racks
    • H01M50/222—Inorganic material
    • H01M50/224—Metals
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/298—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by the wiring of battery packs
    • 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
    • H01M10/04—Construction or manufacture in general
    • H01M10/0445—Multimode batteries, e.g. containing auxiliary cells or electrodes switchable in parallel or series connections
    • 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
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00—Batteries for particular applications
    • H01M2220/30—Batteries in portable systems, e.g. mobile phone, laptop
    • 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

Definitions

  • the present invention relates to the field of lithium battery application technologies, and in particular, to a flexible wearable lithium battery.
  • wearable electronic devices With the advancement of technology, a wide variety of wearable electronic devices have been developed, which has greatly improved the convenience of people's lives. Since today's wearable electronic devices need to be portable, they must be considered for portability. The battery of the wearable electronic device also has higher requirements, and the existing battery is not flexible and cannot be applied to fields such as wearable devices.
  • a flexible wearable lithium battery comprising a battery module, the battery module comprising a bendable soft body and a battery cell, the battery cell unit being composed of two or more single cells and a conductor for connecting the single cells,
  • the bendable soft body and the cell unit are integrally injection molded by silica gel or flexible plastic.
  • the single cell is provided with two tabs, which are a positive pole and a negative pole, respectively, and the single cell is connected to the conductor through a tab, and the direction of the single cell is two tabs. direction.
  • the positive electrode tab and the negative electrode tab are disposed at the same end of the single cell;
  • the positive electrode tab and the negative electrode tab are respectively disposed at opposite ends of the single cell.
  • the bendable soft body is provided with a groove matched with the cell unit, the cell unit is disposed in the groove, and a gap is disposed between two adjacent single cells.
  • the flexible body has a long shape including a long side, and the flexible body is provided with a flexible body which is an aluminum wire or an aluminum foil which penetrates the bendable soft body in the longitudinal direction.
  • all of the single cells are perpendicular to the long sides and are arranged in parallel in the flexible body.
  • all of the single cells are arranged in a line parallel to the long side and in a direction along the long side in the flexible body.
  • the two ends of the flexible body are respectively provided with three connecting holes, which are respectively a first connecting hole, a second connecting hole and a third connecting hole, wherein the connecting holes are equally arranged, and the connecting hole is provided with a buckle
  • the charging and discharging wires include a positive charging and discharging wire and a negative charging and discharging wire, and the positive charging and discharging wire is connected to the positive electrode of the battery unit, and the negative electrode The charge and discharge wires are connected to the negative electrode of the cell unit.
  • the two ends of the bendable soft body are respectively a first end and a second end, and the positive and negative charge and discharge wires of the first end are integrally molded with the first connection hole of the first end, the first end
  • the negative charging and discharging wire is integrally molded with the second connecting hole of the first end; the positive charging and discharging wire of the second end is integrally molded with the second connecting hole of the second end, and the negative electrode of the second end is filled.
  • the discharge wire is integrally molded with the third connection hole of the second end; when the first end and the first end of the two battery modules are connected together through the snap structure of the connection hole, the two battery modules are connected in parallel; When one first end and one second end of the two battery modules are connected together through a snap structure of the connection hole, the two battery modules are connected in series.
  • a flexible wearable lithium battery comprising a battery module, the battery module comprising a bendable soft body and a battery cell, the battery cell comprising two or more single cells and for connecting the battery
  • the conductor assembly of a single cell, the bendable soft body and the cell unit are integrally injection molded by silicone or flexible plastic.
  • the invention encapsulates two or more small cells in a flexible software body through a silicone or flexible plastic.
  • the battery module can be arbitrarily assembled by series or parallel connection, the battery module can be bent, and one or more battery modules can conveniently form a flexible wearable lithium. Battery.
  • FIG. 1 is a view showing the internal structure of a battery module according to Embodiment 1 of the present invention.
  • FIG. 2 is a diagram showing the external structure of a flexible wearable lithium battery according to Embodiment 1 of the present invention.
  • FIG. 3 is a diagram showing the internal structure of a battery module according to Embodiment 2 of the present invention.
  • FIG. 4 is a diagram showing the internal structure of a battery module according to Embodiment 3 of the present invention.
  • FIG. 5 is a diagram showing the internal structure of a battery module according to Embodiment 4 of the present invention.
  • FIG. 6 is a structural view showing the integral casting of the connecting hole and the charging and discharging wire according to the first embodiment of the present invention.
  • 1-bendable soft body 2-single cell, 3-groove, 4-conductor, 5-pole, 6-long side, 7-connection hole, 8-charge and discharge wire, 9-protection device.
  • Embodiment 1 The technical solution of the present invention will be further described below with reference to FIGS. 1 to 6 and by specific embodiments.
  • Embodiment 1
  • FIG. 1 is a diagram showing the internal structure of a flexible wearable lithium battery according to a first embodiment of the present invention.
  • a flexible wearable lithium battery comprising a battery module, the battery module comprising a bendable soft body 1 and a battery cell, the battery cell unit comprising two or more single cells 2 and a connection for connecting the single cells 2
  • the conductor 4 is composed, and the bendable soft body 1 and the battery unit are integrally injection molded by silicone or flexible plastic.
  • the single cells are arbitrarily assembled into a battery module by series or parallel connection.
  • the battery module can be bent, and one or more battery modules can conveniently constitute a flexible wearable lithium battery.
  • the conductor 4 is used to connect a plurality of single cells 2 in parallel or in series.
  • the connection between the single cell 2 and the conductor 4 is a tin-free connection, and the single cell 2 is a lithium battery cell.
  • the output voltage of the single cell 2 is 3.7V, and the charging voltage is 4.2V.
  • the single cell 2 length, width, and thickness reduction principle are adopted, and the volume of the single cell 2 is reduced as much as possible, or one or two of the three parameters of length, width, and thickness are reduced, so as to facilitate It is technically achievable to reduce the volume or weight to facilitate the wearing of the finished flexible wearable lithium battery.
  • connection between the single cell 2, the conductor 4, the charging and discharging line and the protection device 9 is a Wuxi connection, because the connection of the solder is active, cracked or disconnected after long-term use. Especially when it is used for wearing products, it is easier to move. Therefore, in this embodiment, a Wuxi connection is used.
  • the single cell 2 is provided with two tabs 5, which are a positive pole and a negative pole, respectively, and the single cell 2 is connected to the conductor 4 through the tab 5, the single battery
  • the direction of the core 2 is the orientation of the two tabs 5.
  • the flexible body 1 is provided with a groove 3 matched with the battery unit, the battery unit is disposed in the groove 3, and two adjacent single cells are disposed. There is a gap between 2 sets.
  • the single cell 2 can be placed in any direction in the bendable soft body 1, and correspondingly, the groove 3 changes as the direction of the single cell 2 changes.
  • the flexible body 1 is elongated, including a long side 6, and the flexible body 1 is provided with a flexible body, and the flexible body is inserted in the direction of the long side 6.
  • the aluminum wire or aluminum foil of the bending software 1 is used to increase the flexibility of the battery module so that the battery module can maintain a curved shape.
  • all of the single cells 2 are perpendicular to the long sides 6 and are arranged in parallel in the bendable software 1.
  • all of the single cells 2 are arranged in line with the long side 6 and linearly in the direction of the long side 6 in the flexible body 1.
  • the two ends of the flexible body 1 are respectively provided with three connecting holes 7, which are respectively a first connecting hole, a second connecting hole and a third connecting hole, and the three connecting holes 7 are equally arranged.
  • Connection The hole 7 is provided with a snap structure (not shown), and the two battery modules can be conveniently connected together by a snap structure without any other auxiliary connecting means.
  • the two ends of the bendable soft body 1 are provided with a charge and discharge wire 8 including a positive charge and discharge wire and a negative charge and discharge wire, and the positive charge and discharge wire and the battery cell
  • a charge and discharge wire 8 including a positive charge and discharge wire and a negative charge and discharge wire
  • the positive charge and discharge wire and the battery cell The positive electrode is connected, the negative electrode charging and discharging wire is connected to the negative electrode of the battery cell unit, and the positive electrode charging and discharging wire at both ends of the bendable soft body 1 is connected through the positive electrode of the battery cell unit, and can be selected at the time of use, both ends are
  • the charge and discharge wires 8 are provided for series or parallel connection of the battery modules.
  • the two ends of the bendable soft body 1 are respectively a first end and a second end, and the positive and negative charge and discharge wires of the first end are integrally molded with the first connection hole of the first end,
  • the anode charging/discharging wire of the first end is integrally molded with the second connecting hole of the first end;
  • the positive charging and discharging wire of the second end is integrally molded with the second connecting hole of the second end,
  • the second end of the negative charging and discharging wire is integrally molded with the third connecting hole of the second end; when the first end and the first end of the two battery modules are connected together through the snap structure of the connecting hole 7, the two The battery modules are connected in parallel; when one first end and one second end of the two battery modules are connected together through the snap structure of the connecting hole 7, the two battery modules are connected in series.
  • the flexible unit 1 is provided with a cell unit protection device 9 having an overcharge, over discharge, short circuit, over current, over temperature, and antistatic function.
  • the flexible body 1 is made of a flexible plastic material such as silica gel or flexible plastic.
  • the bendable soft body 1 is integrally injection molded with the battery unit to form a lithium battery module.
  • the one or more battery modules constitute a flexible wearable lithium battery, and the lithium battery has a rectangular sheet shape and is bendable along the long side 6 of the rectangle, and is suitable for wearing.
  • the connecting holes 7 are provided at both ends of the lithium battery.
  • the charging and discharging wire 8 is convenient for connecting and supplying power to the wearable electronic device.
  • the flexible wearable lithium battery may also be connected in series or in parallel to increase the supply voltage or the second embodiment.
  • the positive electrode tab and the negative electrode tab are respectively disposed at opposite ends of the single cell 2, and the single cell 2 is a rectangular chip package, and two tabs 5 are provided. They are respectively disposed on the shorter two sides of the rectangle.
  • This arrangement increases the width of the bendable software 1, but also increases the number of single cells 2 placed per unit length of the bendable software 1, in this embodiment.
  • Flexible wearable lithium batteries are more suitable for wearing on smaller circumferences, such as the wrist.
  • the cell unit comprises six 4.2V single cells 2, which are connected in series and then connected in parallel to form a 8.4V flexible wearable lithium battery, which has three times the capacity of the single cell 2.
  • the positive electrode tab and the negative electrode tab are disposed at the same end of the single cell 2, and the single cell 2 is in the shape of a rectangular plate, and the two tabs 5 are disposed at On the longer side of the rectangle, such an arrangement reduces the width of the single cell 2, thereby correspondingly reducing the width of the flexible body 1.
  • the flexible wearable lithium battery in this embodiment is more suitable for wearing in a narrow The part, such as attached to the belt.
  • the cell unit comprises six 4.2V single cells 2, all of which are connected in parallel to form a 4.2V flexible wearable lithium battery with a capacity six times that of the single cell 2.
  • the positive electrode tab and the negative electrode tab are disposed on the single cell 2
  • the single cell 2 is in the shape of a rectangular sheet, and both of the tabs 5 are disposed on the longer side of the rectangle.
  • This arrangement reduces the width of the single cell 2, thereby correspondingly reducing the bendability.
  • the width of the soft body 1, the flexible wearable lithium battery in this embodiment is more suitable for being worn on a narrow portion, such as attached to a belt.
  • the cell unit comprises six 4.2V single cells 2, which are connected in series and then connected in parallel to form a 8.4V flexible wearable lithium battery, which has three times the capacity of the single cell 2.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Connection Of Batteries Or Terminals (AREA)
  • Secondary Cells (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

本发明涉及锂电池应用技术领域，公开了一种柔性穿戴式锂电池，该柔性穿戴式锂电池包括电池模块，所述电池模块包括可弯曲软体和电芯单元，所述电芯单元由两个以上单电芯及用于连接所述单电芯的导体组成，所述可弯曲软体与电芯单元通过硅胶或柔性塑料一体注塑成型，本发明通过将两个以上体积较小的单电芯通过硅胶或柔性塑料封装在一个可弯曲软体中，单电芯之间通过串联或并联的方式，任意组装成电池模块，该电池模块可以弯曲，一个或多个电池模块又可方便的组成柔性穿戴式锂电池。

Description

一种柔性穿戴式锂电池 技术领域
本发明涉及锂电池应用技术领域， 尤其涉及一种柔性穿戴式锂电池。
背景技术
随着科技日益进步， 各式各样的可穿戴式电子设备因此发展， 使得人们生 活的便利性大幅提升， 由于现今的可穿戴式电子设备于使用时需考虑到便于携 带的目的， 因此对于可穿戴式电子设备的电池也有更高的要求， 现有的电池没 有柔性， 无法应用到穿戴设备等领域。
发明内容
本发明的目的在于提出一种柔性穿戴式锂电池， 能够在保证锂电池的电压 及容量的前提下， 可以弯曲以方便穿戴。
为达此目的， 本发明采用以下技术方案：
一种柔性穿戴式锂电池， 包括电池模块， 所述电池模块包括可弯曲软体和 电芯单元， 所述电芯单元由两个以上单电芯及用于连接所述单电芯的导体组成， 所述可弯曲软体与电芯单元通过硅胶或柔性塑料一体注塑成型。
其中， 所述单电芯上设置有两个极耳， 分别为正极极耳和负极极耳， 所述 单电芯通过极耳与导体连接， 所述单电芯的方向为两个极耳的指向。
其中， 所述正极极耳和负极极耳设置在单电芯的同一端； 或
所述正极极耳和负极极耳分别设置在单电芯的相对的两端。
其中， 所述可弯曲软体内设置有与电芯单元相配合的凹槽， 所述电芯单元 设置于所述凹槽内， 两个相邻的所述单电芯之间设置有间隙。
其中， 所述可弯曲软体为长条状， 包括长边， 所述可弯曲软体上设置有挠 性体， 所述挠性体为沿长边的方向贯穿于可弯曲软体的铝丝或铝箔。 其中， 所有单电芯垂直于所述长边并平行排列在可弯曲软体内。 其中， 所有单电芯平行于所述长边并沿长边的方向呈直线排列在可弯曲软 体内。
其中， 所述可弯曲软体的两端分别设置有三个连接孔， 分别为第一连接孔、 第二连接孔和第三连接孔， 所述连接孔等间距排列， 所述连接孔设置有卡扣结 其中， 所述可弯曲软体的两端设置有充放电导线， 所述充放电导线包括正 极充放电导线和负极充放电导线， 所述正极充放电导线与电芯单元的正极相连， 所述负极充放电导线与电芯单元的负极相连。
其中， 所述可弯曲软体的两端分别为第一端和第二端， 所述第一端的正极 充放电导线与所述第一端的第一连接孔一体铸造成型， 所述第一端的负极充放 电导线与所述第一端的第二连接孔一体铸造成型； 所述第二端的正极充放电导 线与所述第二端的第二连接孔一体铸造成型， 所述第二端的负极充放电导线与 所述第二端的第三连接孔一体铸造成型； 当两个电池模块的第一端和第一端通 过连接孔的卡扣结构连接在一起时， 所述两个电池模块为并联； 当两个电池模 块的一个第一端和一个第二端通过连接孔的卡扣结构连接在一起时， 所述两个 电池模块为串联。
本发明的有益效果为： 一种柔性穿戴式锂电池， 包括电池模块， 所述电池 模块包括可弯曲软体和电芯单元， 所述电芯单元由两个以上单电芯及用于连接 所述单电芯的导体组成， 所述可弯曲软体与电芯单元通过硅胶或柔性塑料一体 注塑成型， 本发明通过将两个以上体积较小的单电芯通过硅胶或柔性塑料封装 在一个可弯曲软体中， 单电芯之间通过串联或并联的方式， 任意组装成电池模 块， 该电池模块可以弯曲， 一个或多个电池模块又可方便的组成柔性穿戴式锂 电池。
附图说明
图 1是本发明实施例一提供的电池模块内部结构图。
图 2是本发明实施例一提供的柔性穿戴式锂电池外部结构图。
图 3是本发明实施例二提供的电池模块内部结构图。
图 4是本发明实施例三提供的电池模块内部结构图。
图 5是本发明实施例四提供的电池模块内部结构图。
图 6是本发明实施例一提供的连接孔与充放电导线一体铸造结构图。
其中， 1-可弯曲软体， 2-单电芯， 3-凹槽， 4-导体， 5-极耳， 6-长边， 7-连接 孔， 8-充放电导线， 9-保护装置。
具体实 J ^r式
下面结合图 1-图 6并通过具体实施方式来进一步说明本发明的技术方案。 实施例一
图 1是本发明实施例一提供的柔性穿戴式锂电池内部结构图。
一种柔性穿戴式锂电池， 包括电池模块， 所述电池模块包括可弯曲软体 1 和电芯单元， 所述电芯单元由两个以上单电芯 2及用于连接所述单电芯 2的导 体 4组成， 所述可弯曲软体 1与电芯单元通过硅胶或柔性塑料一体注塑成型。
在本实施例中， 通过将两个以上体积较小的单电芯通过硅胶或柔性塑料封 装在一个可弯曲软体中， 单电芯之间通过串联或并联的方式， 任意组装成电池 模块， 该电池模块可以弯曲， 一个或多个电池模块又可方便的组成柔性穿戴式 锂电池。
在本实施例中， 所述导体 4用于将若干个单电芯 2并联或串联起来， 所述 单电芯 2与导体 4的连接为无锡连接， 所述单电芯 2为锂电池电芯， 在本实施 例中， 单电芯 2的输出额定电压是 3.7V， 充电电压是 4.2V。
在本实施例中， 采用单电芯 2长、 宽、 厚小化原理， 将单电芯 2的体积尽 量缩小， 或缩小长、 宽、 厚三种参数中的一种或两种， 以便于减小体积或重量， 便于其组成的柔性穿戴式锂电池成品的穿戴， 这在工艺上是可以实现的。
在本实施例中， 所述单电芯 2、 导体 4、 充放电线及保护装置 9之间的连接 皆为无锡连接， 因为焊锡进行的连接， 在长期使用后会活动、 裂开或断开， 尤 其是用于穿戴产品时， 更容易活动， 故此， 在本实施例中皆采用无锡连接。
在本实施例中， 所述单电芯 2上设置有两个极耳 5， 分别为正极极耳和负极 极耳， 所述单电芯 2通过极耳 5与导体 4连接， 所述单电芯 2的方向为两个极 耳 5的指向。
在本实施例中， 所述可弯曲软体 1内设置有与电芯单元相配合的凹槽 3， 所 述电芯单元设置于所述凹槽 3内， 两个相邻的所述单电芯 2之间设置有间隙。
在本实施例中， 所述单电芯 2在可弯曲软体 1 内可采用任意方向摆放， 相 应地， 所述凹槽 3随着单电芯 2的方向改变而改变。
在本实施例中， 所述可弯曲软体 1为长条状， 包括长边 6， 所述可弯曲软体 1上设置有挠性体，所述挠性体为沿长边 6的方向贯穿于可弯曲软体 1的铝丝或 铝箔， 用于增加电池模块的挠性， 以便于电池模块能保持弯曲形状。
在本实施例中，所有单电芯 2垂直于所述长边 6并平行排列在可弯曲软体 1 内。
在本实施例中， 所有单电芯 2平行于所述长边 6并沿长边 6的方向呈直线 排列在可弯曲软体 1内。
在本实施例中， 所述可弯曲软体 1的两端分别设置有三个连接孔 7， 分别为 第一连接孔、 第二连接孔和第三连接孔， 三个连接孔 7等间距排列， 所述连接 孔 7设置有卡扣结构 （图中未画出）， 两个电池模块之间可以通过卡扣结构方便 地连接在一起， 不需其他辅助连接装置。
在本实施例中， 所述可弯曲软体 1的两端设置有充放电导线 8， 所述充放电 导线 8包括正极充放电导线和负极充放电导线， 所述正极充放电导线与电芯单 元的正极相连， 所述负极充放电导线与电芯单元的负极相连， 可弯曲软体 1 两 端的正极充放电导线是通过电芯单元的正极连通在一起的， 使用时任选以便即 可， 两端都设置有充放电导线 8是为了电池模块的串联或并联。
在本实施例中， 所述可弯曲软体 1 的两端分别为第一端和第二端， 所述第 一端的正极充放电导线与所述第一端的第一连接孔一体铸造成型， 所述第一端 的负极充放电导线与所述第一端的第二连接孔一体铸造成型； 所述第二端的正 极充放电导线与所述第二端的第二连接孔一体铸造成型， 所述第二端的负极充 放电导线与所述第二端的第三连接孔一体铸造成型； 当两个电池模块的第一端 和第一端通过连接孔 7 的卡扣结构连接在一起时， 所述两个电池模块为并联； 当两个电池模块的一个第一端和一个第二端通过连接孔 7 的卡扣结构连接在一 起时， 所述两个电池模块为串联。
如图 6所示， 在本实施例中， 通过将充放电导线 8与不同的连接孔 7铸造 在一起， 使得电池模块之间的串并联变得更为方便， 在图 6中， 标注 " +" 的位 置表示正极充放电导线， 标注 "-" 的位置表示负极充放电导线。
在本实施例中， 所述可弯曲软体 1 上设置具有过充、 过放、 短路、 过流、 过温、 防静电功能的电芯单元保护装置 9。
在本实施例中， 可弯曲软体 1 采用可塑性好的柔性材料， 如硅胶、 柔性塑 料等。
如图 2所示， 可弯曲软体 1与电芯单元一体注塑成型， 形成锂电池模块， 一个或多个电池模块组成柔性穿戴式锂电池， 所述锂电池呈矩形薄片状， 可沿 着所述矩形的长边 6弯曲， 适于穿戴， 在锂电池的两端皆设置有连接孔 7及充 放电导线 8， 便于与穿戴式电子设备连接及供电。
在本实施例中， 柔性穿戴式锂电池也可再次串联或并联以增加供电电压或 实施例二
如图 3所示， 在本实施例中， 所述正极极耳和负极极耳分别设置在单电芯 2 的相对的两端， 所述单电芯 2为矩形薄片装， 两个极耳 5分别设置在矩形的较 短的两个边上， 这样的设置增加了可弯曲软体 1 的宽度， 但也增加了可弯曲软 体 1 的单位长度放置的单电芯 2的数量， 本实施例中的柔性穿戴式锂电池比较 适用于穿戴在周长较小的部位， 如腕部。
在本实施例中， 电芯单元包括 6个 4.2V单电芯 2， 两两串联后又并联在一 起， 组成了一个 8.4V的柔性穿戴式锂电池， 容量是单电芯 2的 3倍。
实施例三
如图 4所示， 在本实施例中， 所述正极极耳和负极极耳设置在单电芯 2的 同一端， 所述单电芯 2为矩形薄片状， 两个极耳 5都设置在矩形的较长的一个 边上， 这样的设置减少了单电芯 2的宽度， 从而相应地减少了可弯曲软体 1 的 宽度， 本实施例中的柔性穿戴式锂电池比较适用于穿戴在狭窄的部位， 如附着 在皮带上。
在本实施例中， 电芯单元包括 6个 4.2V单电芯 2， 所有单电芯 2并联在一 起， 组成了一个 4.2V的柔性穿戴式锂电池， 容量是单电芯 2的 6倍。
实施例四
如图 5所示， 在本实施例中， 所述正极极耳和负极极耳设置在单电芯 2的 同一端， 所述单电芯 2为矩形薄片状， 两个极耳 5都设置在矩形的较长的一个 边上， 这样的设置减少了单电芯 2的宽度， 从而相应地减少了可弯曲软体 1 的 宽度， 本实施例中的柔性穿戴式锂电池比较适用于穿戴在狭窄的部位， 如附着 在皮带上。
在本实施例中， 电芯单元包括 6个 4.2V单电芯 2， 两两串联后又并联在一 起， 组成了一个 8.4V的柔性穿戴式锂电池， 容量是单电芯 2的 3倍。
以上所述仅为本发明的具体实施方式， 这些描述只是为了解释本发明的原 理， 而不能以任何结构解释为对本发明保护范围的限制。 基于此处的解释， 本 领域的技术人员不需要付出创造性的劳动即可联想到本发明的其它具体实施方 法， 这些结构都将落入本发明的保护范围之内。

Claims

权 利 要 求 书
1、 一种柔性穿戴式锂电池， 其特征在于， 包括电池模块， 所述电池模块包 括可弯曲软体 （1 ) 和电芯单元， 所述电芯单元由两个以上单电芯 （2) 及用于 连接所述单电芯 （2) 的导体 （4) 组成， 所述可弯曲软体 （1 ) 与电芯单元通过 硅胶或柔性塑料一体注塑成型。
2、 根据权利要求 1所述的一种柔性穿戴式锂电池， 其特征在于， 所述单电 芯 （2) 上设置有两个极耳 （5 )， 分别为正极极耳和负极极耳， 所述单电芯 （2) 通过极耳 （5 ) 与导体 （4) 连接， 所述单电芯 （2) 的方向为两个极耳 （5 ) 的 指向。
3、 根据权利要求 2所述的一种柔性穿戴式锂电池， 其特征在于， 所述正极 极耳和负极极耳设置在单电芯 （2) 的同一端； 或
所述正极极耳和负极极耳分别设置在单电芯 （2) 的相对的两端。
4、 根据权利要求 1所述的一种柔性穿戴式锂电池， 其特征在于， 所述可弯 曲软体 （1 ) 内设置有与电芯单元相配合的凹槽 （3 )， 所述电芯单元设置于所述 凹槽 （3 ) 内， 两个相邻的所述单电芯 （2) 之间设置有间隙。
5、 根据权利要求 1所述的一种柔性穿戴式锂电池， 其特征在于， 所述可弯 曲软体 （1 ) 为长条状， 包括长边 （6)， 所述可弯曲软体 （1 ) 上设置有挠性体， 所述挠性体为沿长边 （6) 的方向贯穿于可弯曲软体 （1 ) 的铝丝或铝箔。
6、 根据权利要求 5所述的一种柔性穿戴式锂电池， 其特征在于， 所有单电 芯 （2) 垂直于所述长边 （6) 并平行排列在可弯曲软体 （1 ) 内。
7、 根据权利要求 5所述的一种柔性穿戴式锂电池， 其特征在于， 所有单电 芯（2)平行于所述长边（6)并沿长边（6)的方向呈直线排列在可弯曲软体（1 ) 内。
8、 根据权利要求 1所述的一种柔性穿戴式锂电池， 其特征在于， 所述可弯 曲软体 （1 ) 的两端分别设置有三个连接孔 （7)， 分别为第一连接孔、 第二连接 孔和第三连接孔， 所述连接孔 （7) 等间距排列， 所述连接孔 （7) 设置有卡扣 结构。
9、 根据权利要求 8所述的一种柔性穿戴式锂电池， 其特征在于， 所述可弯 曲软体 （1 ) 的两端设置有充放电导线 （8 )， 所述充放电导线 （8 ) 包括正极充 放电导线和负极充放电导线， 所述正极充放电导线与电芯单元的正极相连， 所 述负极充放电导线与电芯单元的负极相连。
10、 根据权利要求 9所述的一种柔性穿戴式锂电池， 其特征在于， 所述可 弯曲软体 （1 ) 的两端分别为第一端和第二端， 所述第一端的正极充放电导线与 所述第一端的第一连接孔一体铸造成型， 所述第一端的负极充放电导线与所述 第一端的第二连接孔一体铸造成型； 所述第二端的正极充放电导线与所述第二 端的第二连接孔一体铸造成型， 所述第二端的负极充放电导线与所述第二端的 第三连接孔一体铸造成型； 当两个电池模块的第一端和第一端通过连接孔 （7) 的卡扣结构连接在一起时， 所述两个电池模块为并联； 当两个电池模块的一个 第一端和一个第二端通过连接孔 （7) 的卡扣结构连接在一起时， 所述两个电池 模块为串联。
PCT/CN2014/070321 2013-12-30 2014-01-08 一种柔性穿戴式锂电池 WO2015100762A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201310746111.2A CN103715380B (zh) 2013-12-30 2013-12-30 一种柔性穿戴式锂电池
CN201310746111.2 2013-12-30

Publications (1)

Publication Number Publication Date
WO2015100762A1 true WO2015100762A1 (zh) 2015-07-09

Family

ID=50408164

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2014/070321 WO2015100762A1 (zh) 2013-12-30 2014-01-08 一种柔性穿戴式锂电池

Country Status (2)

Country Link
CN (1) CN103715380B (zh)
WO (1) WO2015100762A1 (zh)

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018007606A1 (fr) 2016-07-07 2018-01-11 Commissariat A L'energie Atomique Et Aux Energies Alternatives Accumulateur electrochimique metal-ion, a capacite elevee et dont la souplesse permet une grande conformabilite
CN109004254A (zh) * 2018-06-21 2018-12-14 惠州市德赛电池有限公司 一种在微小空间裹极耳胶纸机构
CN111129408A (zh) * 2019-12-24 2020-05-08 Oppo广东移动通信有限公司 柔性电芯组件及电子设备
US11081684B2 (en) 2017-05-24 2021-08-03 Honda Motor Co., Ltd. Production of carbon nanotube modified battery electrode powders via single step dispersion
US11121358B2 (en) 2017-09-15 2021-09-14 Honda Motor Co., Ltd. Method for embedding a battery tab attachment in a self-standing electrode without current collector or binder
US11171324B2 (en) 2016-03-15 2021-11-09 Honda Motor Co., Ltd. System and method of producing a composite product
US11201318B2 (en) 2017-09-15 2021-12-14 Honda Motor Co., Ltd. Method for battery tab attachment to a self-standing electrode
CN113794010A (zh) * 2021-09-09 2021-12-14 嘉兴极展科技有限公司 一种柔性可拉伸电池组
CN113964432A (zh) * 2021-10-09 2022-01-21 深圳市纳晶云科技有限公司 一种可穿戴型柔性电池
US11325833B2 (en) 2019-03-04 2022-05-10 Honda Motor Co., Ltd. Composite yarn and method of making a carbon nanotube composite yarn
US11352258B2 (en) 2019-03-04 2022-06-07 Honda Motor Co., Ltd. Multifunctional conductive wire and method of making
US11374214B2 (en) 2017-07-31 2022-06-28 Honda Motor Co., Ltd. Self standing electrodes and methods for making thereof
US11383213B2 (en) 2016-03-15 2022-07-12 Honda Motor Co., Ltd. System and method of producing a composite product
US11539042B2 (en) 2019-07-19 2022-12-27 Honda Motor Co., Ltd. Flexible packaging with embedded electrode and method of making
US11535517B2 (en) 2019-01-24 2022-12-27 Honda Motor Co., Ltd. Method of making self-standing electrodes supported by carbon nanostructured filaments
US11569490B2 (en) 2017-07-31 2023-01-31 Honda Motor Co., Ltd. Continuous production of binder and collector-less self-standing electrodes for Li-ion batteries by using carbon nanotubes as an additive

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106159119B (zh) * 2015-04-02 2018-11-09 曙鹏科技（深圳）有限公司 一种软包装锂离子电池及其制造方法
CN105070919B (zh) * 2015-07-10 2017-06-27 中国电子科技集团公司第十八研究所 一种柔性可折叠全有机二次电池的制备方法
KR102587200B1 (ko) * 2017-06-22 2023-10-11 주식회사 아모그린텍 플렉서블 배터리 연결체 및 이를 포함하는 벨트
CN110661035A (zh) * 2018-06-29 2020-01-07 成都市银隆新能源有限公司 一种单体电芯、柔性电池组及其制备方法
CN110797565A (zh) * 2018-08-03 2020-02-14 中兴通讯股份有限公司 一种可折叠的电池及其制备方法
CN109449493A (zh) * 2018-11-02 2019-03-08 深圳市浩然电池有限公司 一种可弯曲穿戴式锂离子电池
CN112103548A (zh) * 2019-06-18 2020-12-18 北京小米移动软件有限公司 电源组件及电子设备
CN112751143A (zh) * 2019-10-31 2021-05-04 Oppo广东移动通信有限公司 电芯组件及电子设备
CN111009689A (zh) * 2019-11-29 2020-04-14 Oppo广东移动通信有限公司 柔性电芯组件及电子设备
CN111653696A (zh) * 2020-06-16 2020-09-11 深圳信达新能源科技有限公司 一种电池的制备方法及制得的电池
CN111653817A (zh) * 2020-06-16 2020-09-11 深圳信达新能源科技有限公司 一种柔性电池组的制备方法及制得的柔性电池组
CN112428307A (zh) * 2020-11-18 2021-03-02 中国船舶重工集团公司第七0七研究所 一种用于可穿戴机器人的柔性供电系统及方法
CN112909404A (zh) * 2021-02-05 2021-06-04 盐城师范学院 一种柔性电池及其制备方法
CN113258175B (zh) * 2021-04-28 2023-06-16 山东金品能源有限公司 一种电池储能模组
CN113437348B (zh) * 2021-07-01 2022-11-04 上海大学 一种双向可弯曲柔性电池及制造方法
CN113809453B (zh) * 2021-09-09 2023-11-14 嘉兴极展科技有限公司 一种柔性可拉伸电池组的制作方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102694136A (zh) * 2011-03-25 2012-09-26 南纬实业股份有限公司 穿戴式电池组
CN103325973A (zh) * 2013-07-10 2013-09-25 电子科技大学 穿戴式设备的可扩展电池组件
US20130260205A1 (en) * 2012-04-03 2013-10-03 Samsung Electronics Co., Ltd. Flexible secondary battery
CN103441306A (zh) * 2013-08-28 2013-12-11 惠州Tcl金能电池有限公司 弯曲电池制造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102694136A (zh) * 2011-03-25 2012-09-26 南纬实业股份有限公司 穿戴式电池组
US20130260205A1 (en) * 2012-04-03 2013-10-03 Samsung Electronics Co., Ltd. Flexible secondary battery
CN103325973A (zh) * 2013-07-10 2013-09-25 电子科技大学 穿戴式设备的可扩展电池组件
CN103441306A (zh) * 2013-08-28 2013-12-11 惠州Tcl金能电池有限公司 弯曲电池制造方法

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11383213B2 (en) 2016-03-15 2022-07-12 Honda Motor Co., Ltd. System and method of producing a composite product
US11888152B2 (en) 2016-03-15 2024-01-30 Honda Motor Co., Ltd. System and method of producing a composite product
US11171324B2 (en) 2016-03-15 2021-11-09 Honda Motor Co., Ltd. System and method of producing a composite product
WO2018007606A1 (fr) 2016-07-07 2018-01-11 Commissariat A L'energie Atomique Et Aux Energies Alternatives Accumulateur electrochimique metal-ion, a capacite elevee et dont la souplesse permet une grande conformabilite
US11735705B2 (en) 2017-05-24 2023-08-22 Honda Motor Co., Ltd. Production of carbon nanotube modified battery electrode powders via single step dispersion
US11081684B2 (en) 2017-05-24 2021-08-03 Honda Motor Co., Ltd. Production of carbon nanotube modified battery electrode powders via single step dispersion
US11569490B2 (en) 2017-07-31 2023-01-31 Honda Motor Co., Ltd. Continuous production of binder and collector-less self-standing electrodes for Li-ion batteries by using carbon nanotubes as an additive
US11374214B2 (en) 2017-07-31 2022-06-28 Honda Motor Co., Ltd. Self standing electrodes and methods for making thereof
US11201318B2 (en) 2017-09-15 2021-12-14 Honda Motor Co., Ltd. Method for battery tab attachment to a self-standing electrode
US11616221B2 (en) 2017-09-15 2023-03-28 Honda Motor Co., Ltd. Method for battery tab attachment to a self-standing electrode
US11489147B2 (en) 2017-09-15 2022-11-01 Honda Motor Co., Ltd. Method for embedding a battery tab attachment in a self-standing electrode without current collector or binder
US11121358B2 (en) 2017-09-15 2021-09-14 Honda Motor Co., Ltd. Method for embedding a battery tab attachment in a self-standing electrode without current collector or binder
CN109004254A (zh) * 2018-06-21 2018-12-14 惠州市德赛电池有限公司 一种在微小空间裹极耳胶纸机构
US11535517B2 (en) 2019-01-24 2022-12-27 Honda Motor Co., Ltd. Method of making self-standing electrodes supported by carbon nanostructured filaments
US11352258B2 (en) 2019-03-04 2022-06-07 Honda Motor Co., Ltd. Multifunctional conductive wire and method of making
US11325833B2 (en) 2019-03-04 2022-05-10 Honda Motor Co., Ltd. Composite yarn and method of making a carbon nanotube composite yarn
US11834335B2 (en) 2019-03-04 2023-12-05 Honda Motor Co., Ltd. Article having multifunctional conductive wire
US11539042B2 (en) 2019-07-19 2022-12-27 Honda Motor Co., Ltd. Flexible packaging with embedded electrode and method of making
CN111129408A (zh) * 2019-12-24 2020-05-08 Oppo广东移动通信有限公司 柔性电芯组件及电子设备
CN113794010A (zh) * 2021-09-09 2021-12-14 嘉兴极展科技有限公司 一种柔性可拉伸电池组
CN113794010B (zh) * 2021-09-09 2023-09-19 嘉兴极展科技有限公司 一种柔性可拉伸电池组
CN113964432A (zh) * 2021-10-09 2022-01-21 深圳市纳晶云科技有限公司 一种可穿戴型柔性电池

Also Published As

Publication number Publication date
CN103715380B (zh) 2017-05-17
CN103715380A (zh) 2014-04-09

Similar Documents

Publication Publication Date Title
WO2015100762A1 (zh) 一种柔性穿戴式锂电池
CN105322211B (zh) 电池组和电池操作系统
US11659879B2 (en) Flexible battery connection structure and belt comprising the same
KR101023922B1 (ko) 원통형 이차전지 팩
CN108878717A (zh) 可穿戴设备及其绑带式电池
US20140044995A1 (en) Battery pack
CN111244526A (zh) 柔性电池及电子设备
US9634307B2 (en) Battery pack
JPH0210667A (ja) 光充電電池
JP2013058769A (ja) 太陽電池モジュール
CN112133876B (zh) 电池及终端设备
US20140370345A1 (en) Segmented energy storage assembly
EP2709190A1 (en) Battery Pack
US20150162577A1 (en) Belt with built-in batteries
CN206639852U (zh) 一种动力电池包
CN203733855U (zh) 一种柔性穿戴式锂电池
CN114976504A (zh) 用于终端设备的电池组件和具有其的终端设备
JP2004119043A (ja) 電池パック
CN104835924B (zh) 二次电池
US20190013510A1 (en) Non-rectangular shaped electrodes utilizing complex shaped insulation
CN106602135A (zh) 一种防反接锂离子电池
CN113632311A (zh) 电芯结构及电池
CN110383571A (zh) 线缆型电池
KR20190005646A (ko) 휴대용 충전기
CN202930604U (zh) 接触式电能传导供电板结构

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 14876271

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 14876271

Country of ref document: EP

Kind code of ref document: A1