CN114375526A - 电池模块,包括电池模块的电池组和车辆 - Google Patents
电池模块,包括电池模块的电池组和车辆 Download PDFInfo
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Abstract
根据本发明的一个实施方式的电池模块包括:电池单元;容纳电池单元的模块壳体;以及电连接到电池单元的电极引线的汇流条组件,其中,所述汇流条组件包括:汇流条框架,该汇流条框架布置在所述电池单元的至少一侧;引线槽,该引线槽使电池单元的电极引线穿过;感测汇流条,该感测汇流条连接到所述电池单元的电极引线;以及短路防止构件,该短路防止构件安装在所述感测汇流条的至少一端并且围绕所述感测汇流条的所述至少一端。
Description
技术领域
本公开涉及电池模块以及包括所述电池模块的电池组和车辆。
本申请要求于2020年2月17日在韩国提交的韩国专利申请10-2020-0019307的优先权,其公开内容在此引入作为参考。
背景技术
高度适用于各种产品并表现出优异电性能如高能量密度等的二次电池通常不仅用于便携式装置中,而且用于由电源驱动的电动车辆(EV)或混合电动车辆(HEV)中。二次电池作为用于提高环境友好性和能量效率的新能源正在引起注意,因为化石燃料的使用可以极大地减少并且在能量消耗期间不产生副产物。
目前广泛使用的二次电池包括锂离子电池、锂聚合物电池、镍镉电池、镍氢电池、镍锌电池等。单元式二次电池单元即单元式电池单元的工作电压为约2.5V至4.5V。因此,如果需要更高的输出电压,则多个电池单元可以串联连接以构成电池组。此外,根据电池组所需的充电/放电容量,多个电池单元可并联连接以构成电池组。因此,可以根据所需的输出电压或所需的充电/放电容量来不同地设置包括在电池组中的电池单元的数量。
同时,当多个电池单元串联或并联连接以配置电池组时,通常首先配置包括至少一个电池单元的电池模块,然后通过使用至少一个电池模块并添加其他部件来配置电池组。
如果常规电池模块暴露于诸如温度变化的环境变化,则在电池模块内可能发生结露。由结露现象产生的水可能会填充到电池模块内部的预定高度。此外,存在由于结露产生的水而在电池模块内的感测汇流条之间发生短路的风险。
因此,需要找到一种方法来防止内发生结露时防止感测汇流条短路的方法。
发明内容
技术问题
因此,本发明旨在提供一种电池模块以及包括所述电池模块的电池组和车辆,当在所述电池模块中发生结露时,所述电池模块可以防止感测汇流条短路。
技术方案
在本公开的一个方面中,提供一种电池模块,所述电池模块包括:多个电池单元;模块壳体,所述模块壳体被配置成容纳所述多个电池单元;以及汇流条组件,所述汇流条组件被设置在所述模块壳体的内部并且电连接到所述多个电池单元的电极引线,其中,所述汇流条组件包括:汇流条框架,所述汇流条框架设置到所述多个电池单元的至少一侧;多个引线槽,所述多个引线槽设置在所述汇流条框架中,使得所述多个电池单元的所述电极引线穿过所述多个引线槽;多个感测汇流条,所述多个感测汇流条被布置成面向所述多个引线槽并且连接至所述多个电池单元的所述电极引线;以及多个短路防止单元,所述多个短路防止单元被配置成覆盖所述多个感测汇流条的至少一端,并且被配置成围绕所述多个感测汇流条的所述至少一端。
所述多个短路防止单元可以设置到所述汇流条框架以覆盖所述多个感测汇流条的下端。
所述多个短路防止单元可以具有形成为容纳每个感测汇流条的下端的预定容纳空间。
所述多个感测汇流条可以在从所述汇流条框架的顶部滑动到底部的同时插入到所述短路防止单元中。
所述多个短路防止单元可以与所述汇流条框架一体地形成。
所述多个短路防止单元可以设置在所述汇流条框架的下端和所述多个引线槽之间。
所述多个短路防止单元可以具有绝缘材料。
所述多个短路防止单元可以由橡胶材料制成。
此外,本公开还提供了一种电池组,包括:至少一个根据上述实施方式的电池模块;以及电池组壳体,其被配置成封装所述至少一个电池模块。
此外,本发明还提供了一种车辆,其包括至少一个根据上述实施方式的电池组。
有利效果
根据如上所述的各种实施方式,可以提供一种电池模块以及包括所述电池模块的电池组和车辆,当在所述电池模块中发生结露时,所述电池模块可以防止感测汇流条短路。
附图说明
附图示出了本公开的优选实施方式,并且与前述公开一起用于提供对本公开的技术特征的进一步理解,因此,本公开不被解释为限于附图。
图1是示出根据本公开的实施方式的电池模块的图。
图2是示出图1的电池模块的分解立体图。
图3是用于说明图1的电池模块的汇流条组件的图。
图4和图5是用于说明图3的汇流条组件的主要部分的图。
图6和图7是用于说明当在图1的电池模块中发生结露时防止感测汇流条短路的过程的图。
图8是示出根据本公开的实施方式的电池组的图。
图9是示出根据本公开的实施方式的车辆的图。
具体实施方式
通过参照附图详细描述本公开的实施方式,本公开将变得更加明显。应了解,本文所公开的实施方式仅为了更好地理解本公开内容而为说明性的,且本公开内容可以各种方式修改。此外,为了便于理解本公开,附图没有按实际比例绘制,但是一些部件的尺寸可能被放大。
图1是示出根据本公开的实施方式的电池模块的图,图2是示出图1的电池模块的分解立体图,图3是示出图1的电池模块的汇流条组件的图,以及图4和图5是示出图3的汇流条组件的主要部分的图。
参照图1至图5,电池模块10可包括电池单元100、模块壳体200、绝缘盖300和汇流条组件500。
电池单元100是二次电池,并且可以是袋型二次电池、矩形二次电池或圆柱形二次电池。在下文中,在本实施方式中,将描述电池单元100是袋型二次电池。
电池单元100可以设置为多个,并且多个电池单元100可以彼此电连接。多个电池单元100中的每一个可包括一对电极引线150。
所述一对电极导线150可设置在电池单元100的两端。所述一对电极导线150可以通过汇流条组件300彼此电连接,这将在后面解释。
模块壳体200可以容纳多个电池单元100。为此,模块壳体200可以具有用于容纳多个电池单元100的容纳空间。
模块壳体200可以包括底板210、端板230、顶板250和侧板270。
底板210形成模块壳体200的底部并且可以支撑多个电池单元100。为此,底板210可以具有能够支撑多个电池单元100的下部的区域。
端板230形成模块壳体200的前侧和后侧并且可以成对设置。端板230可与底板210联接。
顶板250形成模块壳体200的上部并且可以覆盖多个电池单元100的上侧。顶板250可以与一对端板230和一对侧板270中的至少一者连接,这将在后面说明。
侧板270形成模块壳体200的两侧并且可以成对设置。侧板270可与底板210、一对端板230和顶板250联接。
绝缘盖300可以设置在一对端板230和汇流条组件500之间,这将在后面说明。除了绝缘功能之外,绝缘盖300还可以用于缓冲来自外部冲击的多个电池单元100的冲击。
汇流条组件500设置在模块壳体200内,并且可以电连接到多个电池单元100的电极引线150。汇流条组件500可以感测多个电池单元100的电压。
汇流条组件500可以包括汇流条框架510、引线槽530、感测汇流条550和短路防止单元570。
汇流条框架510可以布置在多个电池单元100的至少一侧。具体地,汇流条框架510可以布置在多个电池单元100的前侧和后侧中的至少一侧。
引线槽530设置在汇流条框架510中并且可以设置成多个。多个引线槽530可允许多个电池单元100的电极引线150沿汇流条框架510的前后方向穿过。
感测汇流条550可以设置为多个。多个感测汇流条550被布置成面向多个引线槽530,并且可以连接到多个电池单元100的穿过多个引线槽530的电极引线150。
可以设置多个短路防止单元570。多个短路防止单元570覆盖多个感测汇流条550的至少一端并且可以围绕多个感测汇流条550的所述至少一端。
具体地,多个短路防止单元570可设置到汇流条框架510以覆盖多个感测汇流条550的下端。多个短路防止单元570可以具有能够容纳每个感测汇流条550的下端的预定容纳空间。这里,多个感测汇流条550可以在从汇流条框架510的顶部滑动到底部的同时插入到多个短路防止单元570中。
多个短路防止单元570可以与汇流条框架510一体地形成。多个短路防止单元570可以设置在汇流条框架510的下端和多个引线槽530之间。
多个短路防止单元570可包括绝缘材料,以防止当由于结露预定冷凝水填充在模块壳体200内时多个感测汇流条550短路。
具体地,多个短路防止单元570可以由橡胶材料制成。同时,多个短路防止单元570可以被绝缘涂覆以围绕每个感测汇流条550的下端。
在下文中,将更详细地描述根据本实施方式当发生结露时用于防止感测汇流条550通过短路防止单元570短路的机构。
图6和图7是用于说明当在图1的电池模块中发生结露时防止感测汇流条短路的过程的图。
参照图6和图7,如果电池模块10暴露于诸如温度变化的环境变化,则在电池模块10内可能发生结露。由于结露现象,当内部水蒸气上升时,冷凝水W可以填充到电池模块10的模块壳体200内部的预定高度。
此时,由于根据本实施方式的由绝缘材料制成的短路防止单元570围绕感测汇流条550的下端,所以可以有效地防止感测汇流条550由于冷凝水W而短路。此外,还可以有效地降低电极引线150之间短路的风险。
图8是用于说明根据本公开的实施方式的电池组的图,并且图9是用于说明根据本公开的实施方式的车辆的图。
参照图8和图9,电池组1可包括至少一个根据前一实施方式的电池模块10和用于封装所述至少一个电池模块10的电池组壳体50。
电池组1可以作为车辆的燃料源提供给车辆V。作为示例,电池组1可以被提供给电动车辆、混合电动车辆和能够使用电池组1作为燃料源的各种其他类型的车辆V。
此外,除了车辆V之外,电池组1还可以设置在诸如使用二次电池的能量存储系统的其他装置、仪器或设施中。
如上所述,本实施方式的电池组1和具有电池组1的诸如车辆的装置、仪器或设施包括如上所述的电池模块10,因此可以实现具有上述电池模块10的所有优点的电池组1,或具有电池组1的诸如车辆V的装置、仪器或设施等。
根据如上所述的各种实施方式,可以提供一种电池模块10以及包括所述电池模块10的电池组1和车辆V,当在电池模块10中发生结露时,所述电池模块可以防止感测汇流条550短路。
虽然已经示出和描述了本公开的实施方式,但是应当理解,本公开不限于所描述的特定实施方式,并且本领域技术人员可以在本公开的范围内进行各种改变和修改,并且不应当从本公开的技术思想和观点单独地理解这些修改。
Claims (10)
1.一种电池模块,所述电池模块包括:
多个电池单元;
模块壳体,所述模块壳体被配置成容纳所述多个电池单元;以及
汇流条组件,所述汇流条组件被设置在所述模块壳体的内部并且电连接到所述多个电池单元的电极引线,
其中,所述汇流条组件包括:
汇流条框架,所述汇流条框架设置到所述多个电池单元的至少一侧;
多个引线槽,所述多个引线槽设置在所述汇流条框架中,使得所述多个电池单元的所述电极引线穿过所述多个引线槽;
多个感测汇流条,所述多个感测汇流条被布置成面向所述多个引线槽并且连接至所述多个电池单元的所述电极引线;以及
多个短路防止单元,所述多个短路防止单元被配置成覆盖所述多个感测汇流条的至少一端,并且被配置成围绕所述多个感测汇流条的所述至少一端。
2.根据权利要求1所述的电池模块,
其中,所述多个短路防止单元设置到所述汇流条框架,以覆盖所述多个感测汇流条的下端。
3.根据权利要求2所述的电池模块,
其中,所述多个短路防止单元具有预定容纳空间,所述预定容纳空间形成为容纳每个感测汇流条的下端。
4.根据权利要求3所述的电池模块,
其中,所述多个感测汇流条在从所述汇流条框架的顶部滑动到底部的同时插入到所述短路防止单元中。
5.根据权利要求2所述的电池模块,
其中,所述多个短路防止单元与所述汇流条框架一体地形成。
6.根据权利要求2所述的电池模块,
其中,所述多个短路防止单元设置在所述汇流条框架的下端和所述多个引线槽之间。
7.根据权利要求1所述的电池模块,
其中,所述多个短路防止单元具有绝缘材料。
8.根据权利要求7所述的电池模块,
其中,所述多个短路防止单元由橡胶材料制成。
9.一种电池组,所述电池组包括:
至少一个电池模块,所述电池模块是根据权利要求1所述的电池模块;以及
电池组壳体,所述电池组壳体被配置成封装所述至少一个电池模块。
10.一种车辆,所述车辆包括:
至少一个根据权利要求9所述的电池组。
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