WO2022041004A1 - 电池及应用所述电池的电子装置 - Google Patents

电池及应用所述电池的电子装置 Download PDF

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Publication number
WO2022041004A1
WO2022041004A1 PCT/CN2020/111517 CN2020111517W WO2022041004A1 WO 2022041004 A1 WO2022041004 A1 WO 2022041004A1 CN 2020111517 W CN2020111517 W CN 2020111517W WO 2022041004 A1 WO2022041004 A1 WO 2022041004A1
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WO
WIPO (PCT)
Prior art keywords
battery
protruding portion
casing
protruding
bottom wall
Prior art date
Application number
PCT/CN2020/111517
Other languages
English (en)
French (fr)
Inventor
王辉
林礼清
Original Assignee
宁德新能源科技有限公司
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Publication date
Application filed by 宁德新能源科技有限公司 filed Critical 宁德新能源科技有限公司
Priority to PCT/CN2020/111517 priority Critical patent/WO2022041004A1/zh
Publication of WO2022041004A1 publication Critical patent/WO2022041004A1/zh

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10—Primary casings; Jackets or wrappings
    • 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
    • H01M50/10—Primary casings; Jackets or wrappings
    • H01M50/102—Primary casings; Jackets or wrappings characterised by their shape or physical structure
    • H01M50/109—Primary casings; Jackets or wrappings characterised by their shape or physical structure of button or coin shape
    • 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
    • H01M50/202—Casings or frames around the primary casing of a single cell or a single battery
    • 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
    • H01M50/207—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape
    • H01M50/216—Racks, modules or packs for multiple batteries or multiple cells characterised by their shape adapted for button or coin cells
    • 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 application relates to batteries and electronic devices using the same.
  • a battery of the present application includes a cell and a case, the case includes a first case and a second case, the first case includes a bottom wall and a side wall, the side wall surrounds the The bottom wall is arranged to cooperate with the enclosure to form an accommodating slot, the second shell is arranged on the end of the side wall away from the bottom wall so as to accommodate the battery cell in the accommodating slot, and the battery further includes a protruding part, the protruding part protrudes from the outer surface of the side wall, the outer peripheral edge of the bottom wall or the outer peripheral edge of the second shell in a direction away from the center line of the receiving groove.
  • the protruding parts include a plurality of and are distributed on the casing at equal or non-equidistant intervals.
  • the protruding portion includes a first protruding portion and a second protruding portion, the first protruding portion is provided on the second housing, and the second protruding portion arranged on the first casing.
  • the projection of the first protruding portion on the bottom wall coincides with or is spaced apart from the projection of the second protruding portion on the bottom wall.
  • the battery is a circular button battery, and the protruding portion protrudes from the casing in a radial direction of the battery.
  • the first casing and the second casing are stacked along a first direction, the thickness of the protruding portion along the first direction is 0.05 mm to 0.5 mm, and the protruding portion has a thickness of 0.05 mm to 0.5 mm.
  • the protruding length of the protruding portion in the radial direction is 0.5 mm to 5 mm, and the straight line width of the connection between the protruding portion and the housing is 0.5 mm to 3 mm.
  • the protruding portion is formed by extending from the housing, or the protruding portion is disposed on the housing by welding or bonding.
  • the material of the protruding portion is the same as or different from the material of the casing or the second casing.
  • the protruding portion is bonded to the housing through an adhesive layer, wherein the thickness of the adhesive layer is 0.005 mm to 0.1 mm.
  • An electronic device of the present application includes the above-mentioned battery.
  • the protruding portion protrudes from the outer surface of the side wall, the outer peripheral edge of the bottom wall or the outer peripheral edge of the second casing in a direction away from the center line of the receiving groove,
  • the protruding portion avoids the situation that the external positioning piece occupies the space on the top of the battery, thereby facilitating the lifting of the battery Space utilization, reduce energy loss.
  • FIG. 1 is a schematic three-dimensional structure diagram of a battery according to an embodiment of the present application.
  • FIG. 2 is a plan view of the battery shown in FIG. 1 .
  • FIG. 3 is a schematic cross-sectional view of the battery shown in FIG. 2 along the III-III direction.
  • FIG. 4 is a schematic structural diagram of the second casing according to the first embodiment of the application.
  • FIG. 5 is a schematic structural diagram of a second casing according to a second embodiment of the present application.
  • FIG. 6 is a schematic structural diagram of a first casing according to a third embodiment of the present application.
  • FIG. 7 is a schematic cross-sectional view of a first casing according to a third embodiment of the present application.
  • FIG. 8 is a schematic structural diagram of a first casing according to a fourth embodiment of the present application.
  • FIG. 9 is a schematic structural diagram of a first casing according to a fifth embodiment of the present application.
  • FIG. 10 is a schematic cross-sectional view of a battery according to a sixth embodiment of the present application.
  • FIG. 11 is a schematic cross-sectional view of a battery according to a seventh embodiment of the present application.
  • FIG. 12 is a schematic structural diagram of a casing according to an eighth embodiment of the present application.
  • FIG. 13 is a schematic structural diagram of a second casing according to a ninth embodiment of the present application.
  • FIG. 14 is a schematic structural diagram of a first casing according to a tenth embodiment of the present application.
  • FIG. 15 is a schematic structural diagram of an electronic device according to an embodiment of the present application.
  • the first protrusion 35a The first protrusion 35a
  • the battery 100 includes a cell 10 and a case 30 .
  • the casing 30 includes a first casing 31 and a second casing 33 .
  • the first casing 31 includes a bottom wall 312 and a side wall 313, the side wall 313 is arranged around the bottom wall 312 to form a receiving groove 310, and the second casing 33 is arranged on the side wall 313 is away from the end of the bottom wall 312 so as to accommodate the battery cell 10 in the accommodating slot 310 .
  • the battery cell 10 is put into the receiving groove 310 from the opening 311 .
  • the battery 100 further includes a protruding portion 35 , the protruding portion 35 faces away from the outer surface of the side wall 313 , the outer peripheral edge of the bottom wall 312 or the outer peripheral edge of the second casing 33 .
  • the direction of the center line of the receiving groove 310 protrudes.
  • the side wall 313 includes a first end portion 313a and a second end portion 313b that are opposite to each other.
  • the first end portion 313 a is combined with the bottom wall 312
  • the second end portion 313 b is combined with the second casing 33 .
  • the number of the protruding parts 35 may be one or more. When there are a plurality of the protruding parts 35 , the plurality of the protruding parts 35 may be distributed on the casing 30 at equal or unequal intervals.
  • the battery 100 may be a circular button battery, wherein the protruding portion 35 protrudes from the casing 30 along the radial direction of the battery 100 .
  • the protruding portion 35 is rectangular.
  • the first casing 31 and the second casing 33 are stacked along the first direction X, and each protruding portion 35 is along the first direction X.
  • the thickness T in the direction X can be 0.05mm-0.5mm
  • the length L of each protruding part 35 in the radial direction can be 0.5mm-5mm
  • each protruding part 35 and the casing 30 The straight line width W at the connection can be 0.5mm to 3mm.
  • the protruding portion 35 may not protrude along the radial direction of the battery 100 .
  • the battery 100 may also have other shapes, such as regular shapes such as rectangles, triangles, hexagons, etc., or other irregular shapes.
  • the protruding portion 35 may also have other shapes, such as regular shapes such as triangles and circular arcs, and may also be other irregular shapes.
  • the protruding portion 35 can be directly formed by extending from the casing 30 .
  • the material of the protruding portion 35 is the same as the material of the first casing 31 or the second casing 33 connected thereto.
  • the protruding portion 35 may also be disposed on the housing 30 by welding or bonding. At this time, the material of the protruding portion 35 is the same as or different from the material of the first casing 31 or the second casing 33 connected thereto.
  • the protruding portion 35 is directly formed by extending outward from the outer peripheral edge of the second casing 33 , and the protruding portion 35 extends beyond the side wall 313.
  • the battery 100 is a circular button battery, and the protruding portion 35 is disposed along the radial direction of the battery 100 .
  • the thickness of the protruding portion 35 is the same as the thickness of the second casing 33 .
  • the thickness of the protruding portion 35 may also be smaller or larger than the thickness of the second casing 33 .
  • the difference from the first embodiment is that the number of the protruding portions 35 is more than one.
  • the number of the protruding parts 35 is two, and the two protruding parts 35 are spaced apart and located in the same radial direction of the battery 100 .
  • the two protrusions 35 may also be located in two different radial directions of the battery 100 .
  • the number of the protruding parts 35 is not limited to two, but can also be more than two.
  • the difference from the first embodiment is that the protruding portion 35 is directly formed by extending the second end portion 313 b of the side wall 313 along the radial direction of the battery 100 . .
  • the difference from the third embodiment is that the number of the protruding portions 35 is more than one.
  • the number of the protruding parts 35 is two, and the two protruding parts 35 are spaced apart and located in the same radial direction of the battery 100 .
  • the two protrusions 35 may also be located in two different radial directions of the battery 100 .
  • the number of the protruding parts 35 is not limited to two, but can also be more than two.
  • the difference from the first embodiment is that the protruding portion 35 is directly formed by extending outward from the outer periphery of the bottom wall 312 , and the protruding portion 35 extends beyond the side wall 313.
  • the thickness of the protruding portion 35 is the same as the thickness of the bottom wall 312 .
  • the thickness of the protruding portion 35 may also be smaller or larger than the thickness of the bottom wall 312 .
  • the protruding portion 35 includes a first protruding portion 35a and a second protruding portion 35b, wherein the first protruding portion 35a is formed by the The outer periphery of the second casing 33 extends outward, and the first protruding portion 35 a extends beyond the side wall 313 ; the second protruding portion 35 b is formed by the second end portion 313 b of the side wall 313 It is formed by extending along the radial direction of the battery 100 .
  • the difference from the sixth embodiment is that the projections of the first protruding portion 35 a and the second protruding portion 35 b on the plane of the bottom wall 312 are coincident.
  • the protruding portion 35 further includes a third protruding portion 35 c , and the third protruding portion 35 c extends directly from the outer periphery of the bottom wall 312 to the It is formed by extending outward, and the protruding portion 35 extends beyond the side wall 313 .
  • Projections of the first protruding portion 35a and the second protruding portion 35b on the plane where the bottom wall 312 is located are spaced apart from the third protruding portion 35c, respectively.
  • the difference from the first embodiment is that the protruding portion 35 is adhered to the outer periphery of the second casing 33 through an adhesive layer 50 .
  • the thickness of the adhesive layer 50 is 0.005mm ⁇ 0.1mm.
  • the difference from the seventh embodiment is that the protruding portion 35 is adhered to the side wall 313 through the adhesive layer 50 and disposed along the radial direction of the battery 100 .
  • the above-mentioned battery 100 is applied to an electronic device 200 , and the electronic device 200 may be a mobile phone, a tablet computer, an electronic reader, a notebook computer, a vehicle-mounted device, a wearable device, or the like.
  • the protruding portion 35 of the battery 100 is positioned in cooperation with other components/structures of the electronic device.
  • the protruding portion 35 faces away from the center of the receiving groove 310 from the outer surface of the side wall 313 , the outer peripheral edge of the bottom wall 312 or the outer peripheral edge of the second casing 33 .
  • the direction of the line protrudes, when the battery is installed in the electronic device, it can effectively cooperate with other components/structures in the electronic device for positioning, and the protruding portion 35 avoids the external positioning piece occupying the top space of the battery. Therefore, it is beneficial to improve the utilization rate of battery space and reduce energy loss.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

一种电池（100），包括电芯（10）和壳体（30），壳体包括第一壳体（31）和第二壳体（33），第一壳体包括底壁（312）和侧壁（313），侧壁围绕底壁设置以配合围设形成收容槽（310），第二壳体设置于侧壁背离底壁的端部从而将电芯收容于收容槽内，电池还包括凸伸部（35），凸伸部自侧壁的外表面、底壁的外周缘或第二壳体的外周缘朝背离收容槽的中心线的方向凸伸，有利于降低电池的能量损失。还提供一种应用电池的电子装置（200）。

Description

电池及应用所述电池的电子装置 技术领域
本申请涉及电池及应用所述电池的电子装置。
背景技术
现有的电池在用电装置内部安装时，如无法有效地固定或定位，那么当电池在用电装置发生转动时，电池与用电装置之间的连接容易中断甚至拉断，导致接触不良甚至短路的风险。
发明内容
鉴于上述情况，有必要提供一种有利于降低能量损失且易于定位的电池。
还有必要提供一种应用上述电池的电子装置。
本申请的一种电池，包括电芯和壳体，所述壳体包括第一壳体和第二壳体，所述第一壳体包括具有底壁和侧壁，所述侧壁围绕所述底壁设置以配合围设形成收容槽，所述第二壳体设置于所述侧壁背离所述底壁的端部从而将所述电芯收容于所述收容槽内，所述电池还包括凸伸部，所述凸伸部自所述侧壁的外表面、所述底壁的外周缘或所述第二壳体的外周缘朝背离所述收容槽的中心线的方向凸伸。
作为本申请的一种方案，所述凸伸部包括多个，且等间距或非等间距分布于所述壳体上。
作为本申请的一种方案，所述凸伸部包括第一凸伸部和第二凸伸部，所述第一凸伸部设置于所述第二壳体上，所述第二凸伸部设置于第一壳体上。
作为本申请的一种方案，所述第一凸伸部在所述底壁上的投影与所述第二凸伸部在所述底壁上的投影重合或间隔。
作为本申请的一种方案，所述电池为圆形纽扣电池，所述凸伸部自所述壳体沿所述电池的径向方向凸伸。
作为本申请的一种方案，所述第一壳体与所述第二壳体沿第一方向层叠，所述凸伸部沿所述第一方向的厚度为0.05mm～0.5mm，所述凸伸部沿所述径向方向凸伸的长度为0.5mm～5mm，所述凸伸部与所述壳体的连接处的直线宽度为0.5mm～3mm。
作为本申请的一种方案，所述凸伸部由所述壳体延伸形成，或者所述凸伸部通过焊接或粘接的方式设置于所述壳体。
作为本申请的一种方案，所述凸伸部的材质与所述壳体或者所述第二壳体的材质相同或者不同。
作为本申请的一种方案，所述凸伸部通过胶粘层与壳体粘接，其中，所述胶粘层的厚度为0.005mm～0.1mm。
本申请的一种电子装置，所述电子装置包括如上所述的电池。
本申请的电池，所述凸伸部自所述侧壁的外表面、所述底壁的外周缘或所述第二壳体的外周缘朝背离所述收容槽的中心线的方向凸伸，在所述电池安装于电子装置中时，能够有效地与电子装置中其他元件/结构配合进行定位，且所述凸伸部避免了外接的定位片占用电池顶部空间的情形，从而有利于提升电池空间的利用率，降低能量损失。
附图说明
图1为本申请一实施方式的电池的立体结构示意图。
图2为图1所示的电池的俯视图。
图3为图2所示的电池沿III-III方向上的剖面示意图。
图4为本申请第一实施例的第二壳体的结构示意图。
图5为本申请第二实施例的第二壳体的结构示意图。
图6为本申请第三实施例的第一壳体的结构示意图。
图7为本申请第三实施例的第一壳体的剖面示意图。
图8为本申请第四实施例的第一壳体的结构示意图。
图9为本申请第五实施例的第一壳体的结构示意图。
图10为本申请第六实施例的电池的剖面示意图。
图11为本申请第七实施例的电池的剖面示意图。
图12为本申请第八实施例的壳体的结构示意图。
图13为本申请第九实施例的第二壳体的结构示意图。
图14为本申请第十实施例的第一壳体的结构示意图。
图15为本申请一实施方式的电子装置的结构示意图。
主要元件符号说明
电池                      100
电芯                      10
壳体                      30
第一壳体                  31
第二壳体                  33
开口                      311
收容槽                    310
底壁                      312
侧壁                      313
凸伸部                    35
第一端部                  313a
第二端部                  313b
第一方向                  X
第一凸伸部                35a
第二凸伸部                35b
第三凸伸部                35c
胶粘层                    50
电子装置                  200
如下具体实施方式将结合上述附图进一步说明本申请。
具体实施方式
下面将结合本申请实施例中的附图，对本申请实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本申请一部分实施例，而不是全部的实施例。
除非另有定义，本文所使用的所有的技术和科学术语与属于本申请的技术领域的技术人员通常理解的含义相同。本文中在本申请的说明书中所使用的术语只是为了描述具体的实施例的目的，不是旨在于限制本申请。
下面结合附图，对本申请的一些实施方式作详细说明。在不冲突的情况下，下述的实施例及实施例中的特征可以相互组合。
请参阅图1至图3，电池100包括电芯10和壳体30。所述壳体30包括第一壳体31和第二壳体33。所述第一壳体31包括底壁312和侧壁313，所述侧壁313围绕所述底壁312设置以配合围设形成收容槽310，所述第二壳体33设置于所述侧壁313背离所述底壁312的端部从而将所述电芯10收容于所述收容槽310内。具体地，电芯10从开口311放入收容槽310内。所述电池100还包括凸伸部35，所述凸伸部35自所述侧壁313的外表面、所述底壁312的外周缘或所述第二壳体33的外周缘朝背离所述收容槽310的中心线的方向凸伸。所述凸伸部35在所述电池安装于电子装置中时，能够有效地与电子装置中其他元件/结构配合进行定位，且所述凸伸部35避免了外接的定位片占用电池顶部空间的情形，从而有利于提升电池空间的利用率，降低能量损失。
如图3所示，所述侧壁313包括相背的第一端部313a和第二端部313b。所述第一端部313a与所述底壁312结合，所述第二端部313b与所述第二壳体33结合。
所述凸伸部35的数量可为一个或者多个。当所述凸伸部35为多个时，多个所述凸伸部35可等间距的或者非等间距的分布于所述壳体30上。
在本实施方式中，请参阅图2及图4，所述电池100可为圆形纽扣电池，其中，所述凸伸部35自所述壳体30沿所述电池100的径向方向凸伸。在本实施方式中，所述凸伸部35呈矩形。
在本实施方式中，请结合图1、图3和图4，所述第一壳体31与所述第二壳体33沿第一方向X层叠，每一凸伸部35沿所述第一方向X上的厚度T可为0.05mm～0.5mm，每一凸伸部35沿所述径向方向凸伸的长度L可为0.5mm～5mm，每一凸伸部35与所述壳体30的连接处的直线宽度W可为0.5mm～3mm。
在一些实施方式中，所述凸伸部35也可不沿所述电池100的径向方向凸伸。
在一些实施方式中，所述电池100还可为其他形状，例如矩形、三角形、六边形等规则形状或其他不规则的形状。所述凸伸部35还可为其他形状，例如三角形、圆弧形等规则形状，也可为其他不规则的形状。
在本实施方式中，所述凸伸部35可直接由所述壳体30延伸形成。此时，所述凸伸部35的材质和与其连接的第一壳体31或第二壳体33的材质相同。在一些实施方式中，所述凸伸部35也可通过焊接或粘接的方式设置于所述壳体30上。此时，所述凸伸部35的材质和与其连接的第一壳体31或第二壳体33的材质相同或不同。
下面通过实施例对本申请的电池进行进一步地说明。
第一实施例
在本实施例中，请参阅图3及图4，所述凸伸部35直接由所述第二壳体 33的外周缘向外延伸而成，且所述凸伸部35超出所述侧壁313。在本实施例中，所述电池100为圆形纽扣电池，所述凸伸部35沿所述电池100的径向方向设置。所述凸伸部35的厚度与所述第二壳体33的厚度一致。
在一些实施例中，所述凸伸部35的厚度也可小于或者大于所述第二壳体33的厚度。
第二实施例
请参阅图5，与第一实施例的不同之处在于，所述凸伸部35的数量不止一个。在本实施例中，所述凸伸部35的数量为两个，两个所述凸伸部35间隔且位于所述电池100同一径向方向上。
在一些实施例中，两个所述凸伸部35也可位于所述电池100的两个不同的径向方向上。所述凸伸部35的数量也不仅限于两个，还可为两个以上。
第三实施例
请参阅图6及图7，与第一实施例的不同之处在于，所述凸伸部35直接由所述侧壁313的第二端部313b沿所述电池100的径向方向延伸而成。
第四实施例
请参阅图8，与第三实施例的不同之处在于，所述凸伸部35的数量不止一个。在本实施例中，所述凸伸部35的数量为两个，两个所述凸伸部35间隔且位于所述电池100同一径向方向上。在一些实施例中，两个所述凸伸部35也可位于所述电池100的两个不同的径向方向上。所述凸伸部35的数量也不仅限于两个，还可为两个以上。
第五实施例
请参阅图9，与第一实施例的不同之处在于，所述凸伸部35直接由所述底壁312的外周缘向外延伸而成，且所述凸伸部35超出所述侧壁313。所述凸伸部35的厚度与所述底壁312的厚度一致。
在一些实施例中，所述凸伸部35的厚度也可小于或者大于所述底壁312的厚度。
第六实施例
请参阅图10，与第一实施例的不同之处在于，所述凸伸部35包括第一凸伸部35a和第二凸伸部35b，其中，所述第一凸伸部35a由所述第二壳体33的外周缘向外延伸而成，且所述第一凸伸部35a超出所述侧壁313；所述第二凸伸部35b由所述侧壁313的第二端部313b沿所述电池100的径向方向延伸而成。
所述第一凸伸部35a与所述第二凸伸部35b在底壁312所在平面的投影间隔。
第七实施例
请参阅图11，与第六实施例的不同之处在于，所述第一凸伸部35a与所述第二凸伸部35b在底壁312所在平面的投影重合。
第八实施例
请参阅图12，与第六实施例的不同之处在于，所述凸伸部35还包括第三凸伸部35c，所述第三凸伸部35c直接由所述底壁312的外周缘向外延伸而成，且所述凸伸部35超出所述侧壁313。
所述第一凸伸部35a与所述第二凸伸部35b在底壁312所在平面的投影分别与所述第三凸伸部35c间隔。
第九实施例
请参阅图13，与第一实施例的不同之处在于，所述凸伸部35通过胶粘层50粘接于所述第二壳体33的外周缘。
在本实施例中，所述胶粘层50的厚度为0.005mm～0.1mm。
第十实施例
请参阅图14，与第七实施例的不同之处在于，所述凸伸部35通过胶粘层50粘结于所述侧壁313且沿所述电池100的径向方向设置。
请参阅图15，上述电池100应用于电子装置200中，所述电子装置200可为手机、平板电脑、电子阅读器、笔记本电脑、车载设备、可穿戴设备等。 所述电池100的凸伸部35与所述电子装置的其他元件/结构配合进行定位。
本申请的电池100，所述凸伸部35自所述侧壁313的外表面、所述底壁312的外周缘或所述第二壳体33的外周缘朝背离所述收容槽310的中心线的方向凸伸，在所述电池安装于电子装置中时，能够有效地与电子装置中其他元件/结构配合进行定位，且所述凸伸部35避免了外接的定位片占用电池顶部空间的情形，从而有利于提升电池空间的利用率，降低能量损失。
另外，对于本领域的普通技术人员来说，可以根据本申请的技术构思做出其它各种相应的改变与变形，而所有这些改变与变形都应属于本申请权利要求的保护范围。

Claims (10)

  1. 一种电池，包括电芯和壳体，所述壳体包括第一壳体和第二壳体，所述第一壳体包括底壁和侧壁，所述侧壁围绕所述底壁设置以配合围设形成收容槽，所述第二壳体设置于所述侧壁背离所述底壁的端部从而将所述电芯收容于所述收容槽内，其特征在于，
    所述电池还包括凸伸部，所述凸伸部自所述侧壁的外表面、所述底壁的外周缘或所述第二壳体的外周缘朝背离所述收容槽的中心线的方向凸伸。
  2. 如权利要求1所述的电池，其特征在于，所述凸伸部包括多个，且等间距或非等间距分布。
  3. 如权利要求1所述的电池，其特征在于，所述凸伸部包括第一凸伸部和第二凸伸部，所述第一凸伸部设置于所述第二壳体上，所述第二凸伸部设置于第一壳体上。
  4. 如权利要求3所述的电池，其特征在于，所述第一凸伸部在所述底壁所在平面上的投影与所述第二凸伸部在所述底壁所在平面上的投影重合或间隔。
  5. 如权利要求1所述的电池，其特征在于，所述电池为圆形纽扣电池，所述凸伸部自所述壳体沿所述电池的径向方向凸伸。
  6. 如权利要求5所述的电池，其特征在于，所述第一壳体与所述第二壳体沿第一方向层叠，所述凸伸部沿所述第一方向的厚度为0.05mm～0.5mm，所述凸伸部沿所述径向方向凸伸的长度为0.5mm～5mm，所述凸伸部与所述壳体的连接处的直线宽度为0.5mm～3mm。
  7. 如权利要求1所述的电池，其特征在于，所述凸伸部由所述壳体延伸形成，或者所述凸伸部通过焊接或粘接的方式设置于所述壳体。
  8. 如权利要求7所述的电池，其特征在于，所述凸伸部通过胶粘层与所述壳体粘接，所述胶粘层的厚度为0.005mm～0.1mm。
  9. 如权利要求1所述的电池，其特征在于，所述凸伸部的材质与所述壳 体或者所述第二壳体的材质相同或者不同。
  10. 一种电子装置，其特征在于，所述电子装置包括如权利要求1-9任意一项所述的电池。
PCT/CN2020/111517 2020-08-26 2020-08-26 电池及应用所述电池的电子装置 WO2022041004A1 (zh)

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CN103000836A (zh) * 2011-09-15 2013-03-27 三星Sdi株式会社 电池模块
CN104149879A (zh) * 2014-07-31 2014-11-19 宿迁玉笛电动车有限公司 一种电动车电池盒防盗装置
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CN208889716U (zh) * 2018-08-31 2019-05-21 东莞市嘉洋电池有限公司 壳体及充电电池
CN111416068A (zh) * 2020-04-27 2020-07-14 惠州亿纬锂能股份有限公司 一种电子器件及其制作方法
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CN103000836A (zh) * 2011-09-15 2013-03-27 三星Sdi株式会社 电池模块
CN104149879A (zh) * 2014-07-31 2014-11-19 宿迁玉笛电动车有限公司 一种电动车电池盒防盗装置
US20170256816A1 (en) * 2016-03-02 2017-09-07 Seiko Instruments Inc. Electrochemical cell
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