WO2022116137A1 - 用于电池的降压柔性电路板以及采用该电路板的电池 - Google Patents

用于电池的降压柔性电路板以及采用该电路板的电池 Download PDF

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Publication number
WO2022116137A1
WO2022116137A1 PCT/CN2020/133854 CN2020133854W WO2022116137A1 WO 2022116137 A1 WO2022116137 A1 WO 2022116137A1 CN 2020133854 W CN2020133854 W CN 2020133854W WO 2022116137 A1 WO2022116137 A1 WO 2022116137A1
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WO
WIPO (PCT)
Prior art keywords
circuit
circuit part
circuit board
positive
input terminal
Prior art date
Application number
PCT/CN2020/133854
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English (en)
French (fr)
Inventor
骆耀
陈娟
Original Assignee
深圳市易德能科技有限公司
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
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Application filed by 深圳市易德能科技有限公司 filed Critical 深圳市易德能科技有限公司
Priority to PCT/CN2020/133854 priority Critical patent/WO2022116137A1/zh
Publication of WO2022116137A1 publication Critical patent/WO2022116137A1/zh

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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
    • H01M50/519—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing comprising printed circuit boards [PCB]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • 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 invention relates to a step-down flexible circuit board for batteries, and also relates to a battery with good voltage stability.
  • the technical problem solved by the present invention is as follows: the button battery cannot be charged in the prior art; the button battery voltage will decrease continuously with the prolongation of the use time of the button battery.
  • a step-down flexible circuit board for batteries of the present invention includes a first circuit part, a second circuit part connected to the first circuit part, and a third circuit part connected to the first circuit part a fourth circuit part connected to the first circuit part, the inner side of the first circuit part is provided with a control circuit board, the outer side of the first circuit part is provided with a negative output terminal, and the second circuit part is provided with a negative output terminal.
  • the outer side is provided with a positive output terminal
  • the inner side of the third circuit part is provided with a negative input terminal
  • the fourth circuit part is provided with a positive input terminal, the negative output terminal, the negative input terminal, the positive output terminal
  • the terminal and the positive input terminal are electrically connected with the control circuit board through wires.
  • a first bending part is provided between the first circuit part and the second circuit part, and the first circuit part and the third circuit part are A second bending part is arranged therebetween, and a third bending part is arranged between the first line part and the fourth line part.
  • the first circuit part, the second circuit part, and the third circuit part are in the shape of a disc, and the fourth circuit part is in the shape of a strip.
  • the control circuit board includes a step-down circuit module and a charging protection module
  • the charging protection module includes an overcharge protection module and an overdischarge protection module.
  • the present invention also provides a step-down flexible circuit board for a battery, the flexible circuit board includes a first circuit part, a second circuit part connected to the first circuit part, and a third circuit part connected to the first circuit part a circuit part, a fourth circuit part connected to the first circuit part, the inner side of the first circuit part is provided with a control circuit board, the outer side of the first circuit part is provided with a positive output terminal, the second circuit The outer side of the circuit part is provided with a negative output terminal, the inner side of the third circuit part is provided with a negative input terminal, the fourth circuit part is provided with a positive input terminal, the positive output terminal, the negative input terminal, The negative output terminal and the positive input terminal are electrically connected with the control circuit board through wires.
  • the present invention also provides a step-down flexible circuit board for a battery, the flexible circuit board includes a first circuit part, a second circuit part connected to the first circuit part, and a third circuit part connected to the first circuit part a circuit part, a fourth circuit part connected to the first circuit part, the inner side of the first circuit part is provided with a control circuit board, the outer side of the first circuit part is provided with a positive output terminal, the second circuit The outer side of the circuit part is provided with a negative output terminal, the inner side of the third circuit part is provided with a positive input terminal, the fourth circuit part is provided with a negative input terminal, the positive output terminal, the positive input terminal, The negative output terminal and the negative input terminal are electrically connected with the control circuit board through wires.
  • the present invention also provides a step-down flexible circuit board for a battery, the flexible circuit board includes a first circuit part, a second circuit part connected to the first circuit part, and a third circuit part connected to the first circuit part a circuit part, a fourth circuit part connected to the first circuit part, the inner side of the first circuit part is provided with a control circuit board, the outer side of the first circuit part is provided with a negative output terminal, the second circuit The outer side of the circuit part is provided with a positive output terminal, the inner side of the third circuit part is provided with a positive input terminal, the fourth circuit part is provided with a negative input terminal, the negative output terminal, the positive input terminal, The positive output terminal and the negative input terminal are electrically connected with the control circuit board through wires.
  • the present invention also provides a battery with good voltage stability, the battery includes a rechargeable battery cell and the step-down flexible circuit board according to any one of claims to the above, and the inner side of the first circuit portion passes through
  • the insulating glue is connected to the bottom of the battery cell, the negative input end of the inner side of the third circuit part is connected to the negative electrode of the battery core through conductive glue, and the inner side of the second circuit part is connected to the third circuit part through insulating glue
  • the positive input terminal on the inner side of the fourth circuit portion is connected to the positive electrode of the cell through conductive glue.
  • the battery cell includes a positive electrode shell and a negative electrode shell, the inner side of the first circuit portion is connected to the bottom surface of the positive electrode shell through insulating glue, and the third circuit portion is inside.
  • the negative input end of the side is connected to the negative electrode shell of the cell through conductive glue
  • the inner surface of the second circuit part is connected to the outer surface of the third circuit part through insulating glue
  • the positive input end is connected to the outer surface of the third circuit part through conductive glue. side of the positive case.
  • the battery also includes a casing for wrapping the battery cell and the step-down flexible circuit board in it, the casing is electrically connected to the positive input end, the The shell of the device is provided with a first escape port for avoiding the negative output end and a second escape port for avoiding the positive output end.
  • the step-down flexible circuit board for batteries of the present invention can be used to refit rechargeable cells.
  • the positive input end can be connected to the positive electrode of the battery cell, and the negative input end can be connected to the negative electrode of the battery cell.
  • Step-down the rechargeable battery cell and output the voltage after the step-down through the positive output terminal and the negative output terminal, which can output a stable voltage, which is suitable for accessories of voltage-sensitive equipment such as hearing aids.
  • the step-down flexible circuit board of the present invention can be easily adapted to a button battery, thereby overcoming the disadvantage of a relatively small button battery.
  • the battery with good voltage stability of the present invention can be connected to the positive electrode of the battery cell through the positive input end, and the negative input end can be connected to the negative electrode of the battery cell, which can depressurize the rechargeable battery cell, and the positive output end can be connected to the positive electrode of the battery cell. and the negative output terminal to output the voltage after the step-down, which can output a stable voltage, which is suitable for the power supply of voltage-sensitive devices such as hearing aids, and can be charged at the same time to meet the requirements of environmental protection; the control circuit board has the function of battery discharge protection, When the voltage of the rechargeable battery drops to a certain value, it will automatically power off and no longer supply power.
  • FIG. 1 is a schematic front view of the step-down flexible circuit board according to Embodiment 1 of the present invention.
  • FIG. 2 is a schematic diagram of the backside development of the step-down flexible circuit board according to Embodiment 1 of the present invention
  • FIG. 3 is a three-dimensional cross-sectional view of the step-down flexible circuit board of Embodiment 1 of the present invention after being folded;
  • Example 4 is a schematic structural diagram of the battery of Example 2 of the present invention.
  • Example 5 is a schematic exploded view of the battery of Example 2 of the present invention.
  • Example 6 is a schematic perspective cross-sectional view of the battery of Example 2 of the present invention.
  • Example 7 is a schematic structural diagram of the battery of Example 3 of the present invention.
  • Example 8 is a schematic perspective cross-sectional view of the battery of Example 3 of the present invention.
  • Example 9 is an exploded schematic view of the battery of Example 3 of the present invention.
  • FIG. 10 is a circuit schematic diagram of a battery protection circuit in the present invention.
  • FIG. 11 is a circuit schematic diagram of the step-down circuit in the present invention.
  • the present invention has six specific embodiments; these six embodiments will now be described separately.
  • the flexible circuit board 1 includes a first circuit part 11 and a second circuit connected to the first circuit part 11 . part 12, a third circuit part 13 connected to the first circuit part 11, a fourth circuit part 14 connected to the first circuit part 11, the inner side of the first circuit part 11 is provided with a control circuit board 15, the The outer side of the first circuit portion 11 is provided with a negative output terminal 101, the outer side of the second circuit portion 12 is provided with a positive output terminal 102, and the inner side of the third circuit portion 13 is provided with a negative input terminal 103, so The fourth circuit portion 14 is provided with a positive input terminal 104, and the negative output terminal 101, negative input terminal 103, positive output terminal 102, and positive input terminal 104 are electrically connected to the control circuit board 15 through wires.
  • the step-down flexible circuit board for batteries of the present invention can be used to refit rechargeable cells, the positive input end can be connected to the positive electrode of the battery cell, the negative input end can be connected to the negative electrode of the battery cell, and can The charged cell is stepped down, and the voltage after the step-down is output through the positive output terminal and the negative output terminal, which can output a stable voltage, which is suitable for accessories of voltage-sensitive equipment such as hearing aids.
  • a first bending portion 1001 is provided between the first circuit portion 11 and the second circuit portion 12
  • a second bending portion is provided between the first circuit portion 11 and the third circuit portion 13 1002
  • a third bending portion 1003 is provided between the first circuit portion 11 and the fourth circuit portion 14 .
  • the first circuit portion 11 , the second circuit portion 12 and the third circuit portion 13 are in the shape of a disc, and the fourth circuit portion 14 is long Bar-shaped; of course, the first line portion, the second line portion, the third line portion, and the fourth line portion may also adopt other shapes.
  • the control circuit board 15 includes a step-down circuit module and a battery protection module.
  • the charging protection module includes an overcharge protection module and an overdischarge protection module. If the control circuit board has a battery discharge protection function, when the voltage of the rechargeable battery drops to a certain value , it will automatically power off and no longer supply power; the step-down circuit module and the battery protection module are not the design points of the present invention, and the step-down circuit module and the battery protection module are currently mature technologies; as shown in Figure 10, the circuit shown in The schematic diagram is a feasible solution for the battery protection module.
  • the battery protection circuit adopts the "single-cell Li-ion/Li-polymer rechargeable battery protection IC AT2020"; as shown in Figure 11, the circuit schematic shown is a step-down circuit module.
  • the step-down circuit adopts the UM3015 series step-down voltage regulator chip, which will not be repeated here.
  • a battery with good voltage stability in this embodiment includes a rechargeable battery cell 2 and the step-down flexible circuit board 1 described in Embodiment 1.
  • the inner side of a circuit portion 11 is connected to the bottom of the cell 2 through insulating glue
  • the negative input terminal 103 of the inner side of the third circuit portion 13 is connected to the negative electrode of the battery cell 2 through conductive glue
  • the second circuit portion 12 The inner side of the battery is connected to the outer side of the third circuit portion 13 by insulating glue
  • the positive input terminal 104 of the inner side of the fourth circuit portion 14 is connected to the positive electrode of the cell 2 by conductive adhesive.
  • the positive input terminal can be connected to the positive electrode of the battery cell, and the negative input terminal can be connected to the negative electrode of the battery cell, which can reduce the voltage of the rechargeable battery cell, and output the voltage after the step-down through the positive output terminal and the negative output terminal. , can output stable voltage, suitable for power supply of voltage-sensitive devices such as hearing aids, and can be charged at the same time to meet the requirements of environmental protection.
  • the cell 2 includes a positive electrode case 21 and a negative electrode case 22 , the inner side of the first circuit portion 11 is connected to the bottom surface of the positive electrode case 21 through insulating glue, and the negative electrode input on the inner side of the third circuit portion 13
  • the terminal 103 is connected to the negative electrode shell 22 of the battery core 2 through conductive glue
  • the inner side of the second circuit portion 12 is connected to the outer side of the third circuit portion 13 through insulating glue
  • the positive input terminal 104 is connected through the conductive glue. Connected to the side of the positive electrode case 21 .
  • the difference between the battery with good voltage stability in this embodiment and Embodiment 2 is:
  • the second escape port of the output terminal 102 is:
  • a step-down flexible circuit board for a battery in this embodiment includes a first circuit part, a second circuit part connected to the first circuit part, and a third circuit part connected to the first circuit part , a fourth circuit part connected to the first circuit part, the inner side of the first circuit part is provided with a control circuit board, the outer side of the first circuit part is provided with a positive output terminal, and the second circuit part is provided with a control circuit board.
  • the outer side is provided with a negative output terminal
  • the inner side of the third circuit part is provided with a negative input terminal
  • the fourth circuit part is provided with a positive input terminal
  • the positive output terminal, the negative input terminal, and the negative output terminal The terminal and the positive input terminal are electrically connected with the control circuit board through wires.
  • a step-down flexible circuit board for a battery in this embodiment The flexible circuit board includes a first circuit part, a second circuit part connected to the first circuit part, and a third circuit part connected to the first circuit part , a fourth circuit part connected to the first circuit part, the inner side of the first circuit part is provided with a control circuit board, the outer side of the first circuit part is provided with a positive output terminal, and the second circuit part is provided with a control circuit board.
  • the outer side is provided with a negative output terminal
  • the inner side of the third circuit portion is provided with a positive input terminal
  • the fourth circuit portion is provided with a negative input terminal
  • the positive output terminal, the positive input terminal, and the negative output terminal The terminal and the negative input terminal are electrically connected with the control circuit board through wires.
  • a step-down flexible circuit board for a battery in this embodiment The flexible circuit board includes a first circuit part, a second circuit part connected to the first circuit part, a third circuit part connected to the first circuit part, A fourth circuit part connected to the first circuit part, the inner side of the first circuit part is provided with a control circuit board, the outer side of the first circuit part is provided with a negative output terminal, and the outer side of the second circuit part is provided with a negative output terminal.
  • a positive output terminal is arranged on the side, a positive input terminal is arranged on the inner side of the third circuit part, a negative input terminal is arranged on the fourth circuit part, the negative output terminal, the positive input terminal and the positive output terminal are arranged ,
  • the negative input terminal is electrically connected with the control circuit board through a wire.

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

一种用于电池的降压柔性电路板（1），该降压柔性电路板（1）可以用于可充电的电芯（2）的改装，正极输入端（104）和负极输入端（103）可以与电芯（2）的正负极连接，能对可充电的电芯（2）进行降压，能输出稳定的电压，适用于助听器等对电压敏感的设备的配件，还公开了一种电压稳定性好的电池，由现有的可充电电芯（2）的基础上配上降压柔性电路板（1）配合而成，通过能对可充电的电芯（2）进行降压，能输出稳定的电压，适用于助听器等对电压敏感的设备的供电，同时能够充电，满足环保的要求。

Description

用于电池的降压柔性电路板以及采用该电路板的电池 技术领域
本发明涉及一种用于电池的降压柔性电路板，本发明还涉及一种电压稳定性好的电池。
 背景技术
现有的助听器（例如西门子型号为FAST P）采用可更换的13号纽扣电池进行供电，但是13号纽扣电池不能进行充电，人们使用完之后不方便处理，甚至随意丢弃，造成环境污染；此外随着纽扣电池使用时间的延长，纽扣电池电压会不断降低，造成助听器使用不稳定，影响助听效果。本发明即是针对现有技术的不足而研究提出。
 技术问题
本发明解决的技术问题是：解决现有技术中纽扣电池不能充电；纽扣电池随着使用时间的延长，纽扣电池电压会不断降低。
 技术解决方案
本发明的一种用于电池的降压柔性电路板，所述的柔性电路板包含第一线路部、与第一线路部相连的第二线路部、与第一线路部相连的第三线路部、与第一线路部相连的第四线路部，所述第一线路部的内侧面设有控制电路板，所述第一线路部的外侧面设有负极输出端，所述第二线路部的外侧面设有正极输出端，所述第三线路部的内侧面设有负极输入端，所述的第四线路部上设有正极输入端，所述的负极输出端、负极输入端、正极输出端、正极输入端通过导线与控制电路板电连接。
如上所述的一种用于电池的降压柔性电路板，所述的第一线路部和第二线路部之间设有第一弯折部，所述的第一线路部和第三线路部之间设有第二弯折部，所述的第一线路部和第四线路部之间设有第三弯折部。
如上所述的一种用于电池的降压柔性电路板，所述的第一线路部、第二线路部、第三线路部呈圆片状，所述的第四线路部呈长条形。
如上所述的一种用于电池的降压柔性电路板，所述的控制电路板包含降压电路模块和充电保护模块，充电保护模块包含过充保护模块和过放保护模块。
本发明还提供了一种用于电池的降压柔性电路板，所述的柔性电路板包含第一线路部、与第一线路部相连的第二线路部、与第一线路部相连的第三线路部、与第一线路部相连的第四线路部，所述第一线路部的内侧面设有控制电路板，所述第一线路部的外侧面设有正极输出端，所述第二线路部的外侧面设有负极输出端，所述第三线路部的内侧面设有负极输入端，所述的第四线路部上设有正极输入端，所述的正极输出端、负极输入端、负极输出端、正极输入端通过导线与控制电路板电连接。
本发明还提供了一种用于电池的降压柔性电路板，所述的柔性电路板包含第一线路部、与第一线路部相连的第二线路部、与第一线路部相连的第三线路部、与第一线路部相连的第四线路部，所述第一线路部的内侧面设有控制电路板，所述第一线路部的外侧面设有正极输出端，所述第二线路部的外侧面设有负极输出端，所述第三线路部的内侧面设有正极输入端，所述的第四线路部上设有负极输入端，所述的正极输出端、正极输入端、负极输出端、负极输入端通过导线与控制电路板电连接。
本发明还提供了一种用于电池的降压柔性电路板，所述的柔性电路板包含第一线路部、与第一线路部相连的第二线路部、与第一线路部相连的第三线路部、与第一线路部相连的第四线路部，所述第一线路部的内侧面设有控制电路板，所述第一线路部的外侧面设有负极输出端，所述第二线路部的外侧面设有正极输出端，所述第三线路部的内侧面设有正极输入端，所述的第四线路部上设有负极输入端，所述的负极输出端、正极输入端、正极输出端、负极输入端通过导线与控制电路板电连接。
本发明还提供了一种电压稳定性好的电池，所述的电池包含可充电的电芯和权利要求至任一项所述的降压柔性电路板，所述第一线路部的内侧面通过绝缘胶连接在电芯的底部，所述第三线路部内侧面的负极输入端通过导电胶连接在电芯的负极，所述第二线路部的内侧面通过绝缘胶连接在所述第三线路部外侧面，所述第四线路部内侧面的正极输入端通过导电胶与电芯的正极连接。
如上所述的一种电压稳定性好的电池，所述的电芯包含正极壳和负极壳，所述第一线路部的内侧面通过绝缘胶连接在正极壳的底面，所述第三线路部内侧面的负极输入端通过导电胶连接在电芯的负极壳，所述第二线路部的内侧面通过绝缘胶连接在所述第三线路部外侧面，所述的正极输入端通过导电胶连接在正极壳的侧面。
如上所述的一种电压稳定性好的电池，所述的电池还包含用于将电芯和降压柔性电路板包裹在其内的外壳，所述的外壳与正极输入端电连接，所述的外壳上设有用于避让负极输出端的第一避让口和用于避让正极输出端的第二避让口。
 有益效果
1、本发明的用于电池的降压柔性电路板可以用于对可充电的电芯的进行改装，正极输入端可以与电芯的正极连接，负极输入端可以与电芯的负极连接，能对可充电的电芯进行降压，通过正极输出端和负极输出端来输出经过降压之后的电压，能输出稳定的电压，适用于助听器等对电压敏感的设备的配件。
2、本发明的降压柔性电路板能够方便的适配纽扣电池，克服纽扣电池比较小的缺点。
3、本发明的电压稳定性好的电池，通过正极输入端可以与电芯的正极连接，负极输入端可以与电芯的负极连接，能对可充电的电芯进行降压，通过正极输出端和负极输出端来输出经过降压之后的电压，能输出稳定的电压，适用于助听器等对电压敏感的设备的供电，同时能够充电，满足环保的要求；控制电路板具有电池放电保护功能的，当可充电电池的电压下降到某个值时，会自动断电，不再供电。
 附图说明
图1为本发明实施例1的降压柔性电路板的正面展开示意图；
图2为本发明实施例1的降压柔性电路板的背面展开示意图；
图3为本发明实施例1的降压柔性电路板折叠之后状态的立体剖视图；
图4为本发明中实施例2的电池的结构示意图；
图5为本发明中实施例2的电池的分解示意图；
图6为本发明中实施例2的电池的立体剖视示意图；
图7为本发明中实施例3的电池的结构示意图；
图8为本发明中实施例3的电池的立体剖视示意图；
图9为本发明中实施例3的电池的分解示意图；
图10为本发明中电池保护电路的电路原理图；
图11为本发明中降压电路的电路原理图。
 本发明的最佳实施方式
本发明有6个具体的实施例；现在分别对这6个实施例进行描述。
实施例1：
如图1至图3所示，本实施例的一种用于电池的降压柔性电路板，所述的柔性电路板1包含第一线路部11、与第一线路部11相连的第二线路部12、与第一线路部11相连的第三线路部13、与第一线路部11相连的第四线路部14，所述第一线路部11的内侧面设有控制电路板15，所述第一线路部11的外侧面设有负极输出端101，所述第二线路部12的外侧面设有正极输出端102，所述第三线路部13的内侧面设有负极输入端103，所述的第四线路部14上设有正极输入端104，所述的负极输出端101、负极输入端103、正极输出端102、正极输入端104通过导线与控制电路板15电连接。本发明的用于电池的降压柔性电路板可以用于对可充电的电芯的进行改装，正极输入端可以与电芯的正极连接，负极输入端可以与电芯的负极连接，能对可充电的电芯进行降压，通过正极输出端和负极输出端来输出经过降压之后的电压，能输出稳定的电压，适用于助听器等对电压敏感的设备的配件。
本实施例中，第一线路部11和第二线路部12之间设有第一弯折部1001，所述的第一线路部11和第三线路部13之间设有第二弯折部1002，所述的第一线路部11和第四线路部14之间设有第三弯折部1003。
为了便于降压柔性电路板适配圆柱形充电电芯，所述的第一线路部11、第二线路部12、第三线路部13呈圆片状，所述的第四线路部14呈长条形；当然，第一线路部、第二线路部、第三线路部、第四线路部还可以采用其他的形状。
控制电路板15包含降压电路模块和电池保护模块，充电保护模块包含过充保护模块和过放保护模块，控制电路板具有电池放电保护功能的，当可充电电池的电压下降到某个值时，会自动断电，不再供电；降压电路模块和电池保护模块并不是本发明的设计要点，降压电路模块和电池保护模块是目前成熟的技术；如图10所示，其显示的电路原理图为电池保护模块可行的方案，电池保护电路采用“单节锂离子/锂聚合物可再充电电池保护IC AT2020”；如图11所示，其显示的电路原理图，为降压电路模块可行的方案，降压电路采用UM3015系列降压稳压芯片，此处不再赘述。
实施例2：
如图1至图6所示，本实施例的一种电压稳定性好的电池，所述的电池包含可充电的电芯2和实施例1所述的降压柔性电路板1，所述第一线路部11的内侧面通过绝缘胶连接在电芯2的底部，所述第三线路部13内侧面的负极输入端103通过导电胶连接在电芯2的负极，所述第二线路部12的内侧面通过绝缘胶连接在所述第三线路部13外侧面，所述第四线路部14内侧面的正极输入端104通过导电胶与电芯2的正极连接。通过正极输入端可以与电芯的正极连接，负极输入端可以与电芯的负极连接，能对可充电的电芯进行降压，通过正极输出端和负极输出端来输出经过降压之后的电压，能输出稳定的电压，适用于助听器等对电压敏感的设备的供电，同时能够充电，满足环保的要求。
本实施例中，电芯2包含正极壳21和负极壳22，所述第一线路部11的内侧面通过绝缘胶连接在正极壳21的底面，所述第三线路部13内侧面的负极输入端103通过导电胶连接在电芯2的负极壳22，所述第二线路部12的内侧面通过绝缘胶连接在所述第三线路部13外侧面，所述的正极输入端104通过导电胶连接在正极壳21的侧面。
实施例3：
如图1至图3，图7至图9所示，本实施例的电压稳定性好的电池与实施例2的区别之处在于：本实施例的电池还包含用于将电芯2和降压柔性电路板1包裹在其内的外壳3，所述的外壳3与充电输入端104电连接，所述的外壳3上设有用于避让负极输出端101的第一避让口和用于避让正极输出端102的第二避让口。通过外壳能对降压柔性电路板和电芯进行更好的保护，提高使用寿命。
实施例4：
本实施例与实施例1相比，对调了正极输出端和负极输出端的位置。本实施例的一种用于电池的降压柔性电路板所述的柔性电路板包含第一线路部、与第一线路部相连的第二线路部、与第一线路部相连的第三线路部、与第一线路部相连的第四线路部，所述第一线路部的内侧面设有控制电路板，所述第一线路部的外侧面设有正极输出端，所述第二线路部的外侧面设有负极输出端，所述第三线路部的内侧面设有负极输入端，所述的第四线路部上设有正极输入端，所述的正极输出端、负极输入端、负极输出端、正极输入端通过导线与控制电路板电连接。
实施例5：
本实施例与实施例1相比，对调了正极输出端和负极输出端的位置，对调了正极输入端和负极输入端的位置。本实施例的一种用于电池的降压柔性电路板所述的柔性电路板包含第一线路部、与第一线路部相连的第二线路部、与第一线路部相连的第三线路部、与第一线路部相连的第四线路部，所述第一线路部的内侧面设有控制电路板，所述第一线路部的外侧面设有正极输出端，所述第二线路部的外侧面设有负极输出端，所述第三线路部的内侧面设有正极输入端，所述的第四线路部上设有负极输入端，所述的正极输出端、正极输入端、负极输出端、负极输入端通过导线与控制电路板电连接。
实施例6：
本实施例与实施例1相比，对调了正极输入端和负极输入端的位置。本实施例一种用于电池的降压柔性电路板所述的柔性电路板包含第一线路部、与第一线路部相连的第二线路部、与第一线路部相连的第三线路部、与第一线路部相连的第四线路部，所述第一线路部的内侧面设有控制电路板，所述第一线路部的外侧面设有负极输出端，所述第二线路部的外侧面设有正极输出端，所述第三线路部的内侧面设有正极输入端，所述的第四线路部上设有负极输入端，所述的负极输出端、正极输入端、正极输出端、负极输入端通过导线与控制电路板电连接。
上述仅以实施例来进一步说明本发明的技术内容，以便于读者更容易理解，但不代表本发明的实施方式仅限于此，任何依本发明所做的技术延伸或再创造，均受本发明的保护。本发明的保护范围以权利要求书为准。

Claims (10)

  1. 一种用于电池的降压柔性电路板，其特征在于，所述的柔性电路板（1）包含第一线路部（11）、与第一线路部（11）相连的第二线路部（12）、与第一线路部（11）相连的第三线路部（13）、与第一线路部（11）相连的第四线路部（14），所述第一线路部（11）的内侧面设有控制电路板（15），所述第一线路部（11）的外侧面设有负极输出端（101），所述第二线路部（12）的外侧面设有正极输出端（102），所述第三线路部（13）的内侧面设有负极输入端（103），所述的第四线路部（14）上设有正极输入端（104），所述的负极输出端（101）、负极输入端（103）、正极输出端（102）、正极输入端（104）通过导线与控制电路板（15）电连接。
  2. 根据权利要求1所述的一种用于电池的降压柔性电路板，其特征在于所述的第一线路部（11）和第二线路部（12）之间设有第一弯折部（1001），所述的第一线路部（11）和第三线路部（13）之间设有第二弯折部（1002），所述的第一线路部（11）和第四线路部（14）之间设有第三弯折部（1003）。
  3. 根据权利要求2所述的一种用于电池的降压柔性电路板，其特征在于所述的第一线路部（11）、第二线路部（12）、第三线路部（13）呈圆片状，所述的第四线路部（14）呈长条形。
  4. 根据权利要求1所述的一种用于电池的降压柔性电路板，其特征在于所述的控制电路板（15）包含降压电路模块和充电保护模块，充电保护模块包含过充保护模块和过放保护模块。
  5. 一种用于电池的降压柔性电路板，其特征在于，所述的柔性电路板包含第一线路部、与第一线路部相连的第二线路部、与第一线路部相连的第三线路部、与第一线路部相连的第四线路部，所述第一线路部的内侧面设有控制电路板，所述第一线路部的外侧面设有正极输出端，所述第二线路部的外侧面设有负极输出端，所述第三线路部的内侧面设有负极输入端，所述的第四线路部上设有正极输入端，所述的正极输出端、负极输入端、负极输出端、正极输入端通过导线与控制电路板电连接。
  6. 一种用于电池的降压柔性电路板，其特征在于，所述的柔性电路板包含第一线路部、与第一线路部相连的第二线路部、与第一线路部相连的第三线路部、与第一线路部相连的第四线路部，所述第一线路部的内侧面设有控制电路板，所述第一线路部的外侧面设有正极输出端，所述第二线路部的外侧面设有负极输出端，所述第三线路部的内侧面设有正极输入端，所述的第四线路部上设有负极输入端，所述的正极输出端、正极输入端、负极输出端、负极输入端通过导线与控制电路板电连接。
  7. 一种用于电池的降压柔性电路板，其特征在于，所述的柔性电路板包含第一线路部、与第一线路部相连的第二线路部、与第一线路部相连的第三线路部、与第一线路部相连的第四线路部，所述第一线路部的内侧面设有控制电路板，所述第一线路部的外侧面设有负极输出端，所述第二线路部的外侧面设有正极输出端，所述第三线路部的内侧面设有正极输入端，所述的第四线路部上设有负极输入端，所述的负极输出端、正极输入端、正极输出端、负极输入端通过导线与控制电路板电连接。
  8. 一种电压稳定性好的电池，所述的电池包含可充电的电芯（2）和权利要求1至4任一项所述的降压柔性电路板（1），所述第一线路部（11）的内侧面通过绝缘胶连接在电芯（2）的底部，所述第三线路部（13）内侧面的负极输入端（103）通过导电胶连接在电芯（2）的负极，所述第二线路部（12）的内侧面通过绝缘胶连接在所述第三线路部（13）外侧面，所述第四线路部（14）内侧面的正极输入端（104）通过导电胶与电芯（2）的正极连接。
  9. 根据权利要求8所述的一种电压稳定性好的电池，其特征在于所述的电芯（2）包含正极壳（21）和负极壳（22），所述第一线路部（11）的内侧面通过绝缘胶连接在正极壳（21）的底面，所述第三线路部（13）内侧面的负极输入端（103）通过导电胶连接在电芯（2）的负极壳（22），所述第二线路部（12）的内侧面通过绝缘胶连接在所述第三线路部（13）外侧面，所述的正极输入端（104）通过导电胶连接在正极壳（21）的侧面。
  10. 根据权利要求8或9所述的一种电压稳定性好的电池，其特征在于所述的电池还包含用于将电芯（2）和降压柔性电路板（1）包裹在其内的外壳（3），所述的外壳（3）与正极输入端（104）电连接，所述的外壳（3）上设有用于避让负极输出端（101）的第一避让口和用于避让正极输出端（102）的第二避让口。
PCT/CN2020/133854 2020-12-04 2020-12-04 用于电池的降压柔性电路板以及采用该电路板的电池 WO2022116137A1 (zh)

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