CN116648366A - 用于将电池模块安装到多个电动车辆之一的模块化电池壳 - Google Patents
用于将电池模块安装到多个电动车辆之一的模块化电池壳 Download PDFInfo
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- CN116648366A CN116648366A CN202280008346.9A CN202280008346A CN116648366A CN 116648366 A CN116648366 A CN 116648366A CN 202280008346 A CN202280008346 A CN 202280008346A CN 116648366 A CN116648366 A CN 116648366A
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 9
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Classifications
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- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
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Abstract
本发明提供了一种模块化电池壳,用于将多个电池模块中的至少一个安装到电动车辆。每个电池模块包括电池模块壳体和设置在电池模块壳体内的一个或多个电池单元。模块化电池壳包括可联接到电动车辆的车架。该车架包括一对彼此间隔开的横档和可联接到横档的多个横梁。模块化电池壳还包括一个或多个与车架分离并可联接到车架的电池组外壳。每个电池组外壳限定用于密封地容纳至少一个电池模块的腔室,并且每个电池组外壳与电池模块壳体分离。
Description
技术领域
本公开涉及电动车辆,更具体地涉及一种用于将一个或多个电池安装到多个车辆之一的通用或模块化电池壳。
背景技术
现代电动车辆可以具有铝车体和铝挤出托盘,该铝挤出托盘是铝车体的整体部分,用于提高高级或豪华车辆的刚度和性能。其他现代电动车辆可以主要具有钢车体和冲压钢托盘,冲压钢托盘附接到低成本大规模量产的车辆的钢车体上。每个铝挤出托盘和冲压钢托盘通常被构造为将特定配置的电池模块只安装到需要由相关联的电池模块提供的电力的相应车辆上。每个托盘通常不能集成在其他车辆中。
因此,尽管电池壳达了到其预期目的,仍需要一种新的、改进的模块化电池壳组件来解决这些问题。
发明内容
根据几个方面,提供了一种模块化电池壳,用于将一个或多个电池模块安装到多个电动车辆之一上。每个电池模块包括电池模块壳体和设置在电池模块壳体内的一个或多个电池单元。模块化电池壳包括可联接到电动车辆的车架。车架包括一对彼此间隔开的横档和可联接到横档的多个横梁。模块化电池壳还包括一个或多个与车架分离并可联接到车架的电池组外壳。每个电池组外壳限定用于密封地容纳至少一个电池模块的腔室。每个电池组外壳都与电池模块壳体分离。
在一个方面,横档和至少两个横梁围绕并保护电池组外壳中相关联的一个的周边。
在另一个方面,每个电池组外壳都包括具有外周边缘的基板。每个电池组外壳还包括从外周边缘延伸的多个侧壁。每个侧壁与车架分离并且终止于远离基板的端部。每个电池组外壳还包括可拆卸地接合到侧壁的盖,用于将电池模块密封地容纳在电池组外壳的腔室中。
在另一个方面,电池组外壳包括基板和由弯曲单个面板形成的侧壁。
在另一个方面,电池组外壳由钢、铝或塑料制成。
在另一个方面,电池组外壳还包括塑料材料和嵌入在塑料材料内的多个加强插入件。
在另一个方面,电池组外壳通过面板弯曲工艺、冲压工艺、拉制工艺、成型工艺和铸造工艺中的至少一种形成。
在另一个方面,每个横梁和横档通过挤出工艺、铸造工艺、辊压成型工艺或冲压工艺形成。
在另一个方面,电池组外壳还包括补充基板,该补充基板限定一个或多个冷却剂通道,该冷却剂通道用于使冷却剂流过电池组外壳并冷却电池模块。
在另一个方面,电池组外壳还包括多个连接件,该连接件将冷却剂通道流体地连接到泵。
根据几个方面,用于电动车辆的模块化电池壳包括与相关车辆相对应的多个电池模块。每个电池模块包括电池模块壳体和设置在电池模块壳体内的一个或多个电池单元。电池壳还包括可联接到电动车辆的车架。车架包括一对彼此间隔开的横档和可联接到横档的多个横梁。横档和横梁限定多个车架部分。电池壳还包括与车架分离并可联接到车架的多个电池组外壳。每个电池组外壳设置在车架部分中相关联的一个内,并限定用于密封地容纳电池模块中相关联的一个的腔室。每个电池组外壳与相关联的电池模块壳体分离。每个电池组外壳包括具有外周边缘的基板和从外周边缘延伸的多个侧壁。每个侧壁终止于远离基板的端部。每个电池组外壳还包括可拆卸地接合到侧壁的盖,用于将一个或多个电池模块密封地容纳在相关联的电池组外壳的腔室中。
在一个方面,横档和两个或多个横梁围绕并保护电池组外壳中相关联的一个的周边。
在另一个方面,每个电池组外壳包括具有外周边缘的基板和从外周边缘延伸的多个侧壁。每个侧壁与车架分离并且终止于远离基板的端部。每个电池组外壳还包括可拆卸地接合到侧壁的盖,用于将电池模块密封地容纳在电池组外壳的腔室中。
在另一个方面,电池组外壳包括基板和由弯曲单个面板形成的侧壁。
在另一个方面,电池组外壳由钢、铝或塑料制成。
根据几个方面,提供了一种制造模块化电池壳的方法。该方法包括确定用于向多个电动车辆之一提供电力的多个电池模块。每个电池模块包括电池模块壳体和设置在电池模块壳体内的一个或多个电池单元。该方法还包括形成一对横档,其中每个横档的长度对应于相应电动车辆的底层地板长度和电池模块的总长度中的至少一个。该方法还包括形成多个横梁,其中每个横梁的长度对应于相应电动车辆的底层地板宽度和电池模块的总宽度中的至少一个。该方法还包括将横梁附接到横档,以及形成与车架和电池模块分离的多个电池组外壳。该方法还包括将电池模块密封地容纳在电池组外壳中相关联的一个中,以及将电池组外壳附接到车架。
在一个方面,该方法还包括使用横档和至少两个横梁来限定与电池组外壳分离的多个车架部分。该方法还包括将电池模块设置在车架部分中相关联的一个内,使得每个车架部分围绕相关联的电池组外壳的周边。
在另一个方面,该方法还包括通过形成基板来形成每个电池组外壳,该基板具有外周边缘,该外周边缘与设置在电池组外壳中的相关联电池模块的电池模块宽度和电池模块长度相对应。该方法还包括通过形成多个侧壁来形成每个电池组外壳,该多个侧墙从外周边缘延伸并且与相关联的电池模块的电池模块高度相对应。每个侧壁终止于远离基板的端部。该方法还包括将盖可拆卸地接合到侧壁的远端,用于密封地容纳相关联的电池模块。
在另一个方面,该方法还包括通过将工件弯曲、冲压、拉制、成型或铸造到电池组外壳中来形成每个电池组外壳。
在另一个方面,车架通过挤出横档形成,以使其长度对应于相应电动车辆的底层地板长度和电池模块的总长度中的至少一个。该方法还包括将横梁挤出为具有与相应电动车辆的底层地板宽度和电池模块的总宽度中的至少一个相对应的长度。然后将横梁联接到横档上。
进一步的适用领域将从本文提供的描述中变得显而易见。应当理解,说明书和具体实施例仅旨在用于说明的目的,而非旨在限制本公开的范围。
附图说明
图1是用于电动车辆的模块化电池壳的一个实施例的上部透视图。
图2是图1的模块化电池壳的下部透视图。
图3是沿线3-3截取的图1的模块化电池壳的截面图,其示出了具有用于支撑多个电池组外壳的车架的模块化电池壳,该多个电池组外壳密封地容纳电池组模块中相关联的一个。
图4是图3的车架的透视图。
图5是图3的电池组外壳的分解图。
图6是沿线6-6截取的图1的模块化电池壳的截面图,其示出了用于将盖和背板附接到车架的多个紧固件。
图7是图1的模块化电池壳的放大透视截面图。
图8是图1的模块化电池壳的局部放大剖面图,其示出了具有补充冷却板的模块化电池壳,该补充冷却板具有冷却剂通道和用于将冷却剂通道流体地连接到泵的连接件。
图9是用于制造图1的模块化电池壳的方法的一个实施例的流程图。
具体实施方式
以下描述本质上只是示例性的,并不旨在限制本公开、应用或用途。尽管附图表示实施例,但是附图不一定是按比例绘制的,并且某些特征可以被放大以便更好地说明和解释说明性实施例的特定方面。这些方面中的任何一个或多个可以单独使用或者彼此组合使用。此外,本文所描述的示例性图示并非旨在穷举或以其他方式限制或局限于附图中所示并在以下详细描述中公开的精确形式和构造。通过参考以下附图来详细描述示例性图示。
参考图1和图2,通常示出了用于附接到多个电动车辆中的任一个的底层地板102的模块化电池托盘或外壳100(“模块化电池壳”)的一个实施例。如下面详细描述的,模块化电池壳100包括一个或多个电池组外壳104(图3),该电池组外壳104用于密封地容纳一个或多个电池模块106,使得每个电池组外壳102可以隔离局部泄漏并防止泄漏扩散到模块化电池壳的其他部分或外部环境。此外,模块化电池壳100还包括围绕和保护电池组外壳104的模块化车架108(图3和图4)。模块化车架108适于将任意数量和构造的电池组外壳104安装到车辆的底层地板或其他合适的部分。
参考图4,车架108包括一对彼此间隔开的横档110和可联接到横档110的多个横梁112,以限定多个车架部分114,其中车架部分114接收并保护相关联的电池组外壳104的周边(图3)。同样,在该实施例中,车架108还包括可联接到横梁112的多个横撑116。车架108提供碰撞侵入防护并便于将电池组外壳安装在车辆内。车架108还便于电池系统的拆卸和重新安装以便维护。虽然车架的这一非限制性实施例包括两个横档110、七个横梁112和六个横撑116,但是可以想到,车架可以具有任意数量的横档、横梁和横撑用于保护任意数量的电池组外壳并将其安装到与电动车辆相对应的位置。在该实施例中,每个横梁112和每个横档110可以通过挤出工艺形成为标称长度。在随后的工艺中,每个横档110可以被切割成与电动车辆和/或电池模块的底层地板长度SFL相对应的长度(图1),并且每个横梁112可以被切割成与电动车辆和/或电池模块的底层地板宽度SFW相对应的长度(图1)。在其他实施例中,横档和横梁可以由铸造工艺、辊压成型工艺、冲压工艺或其他合适的制造工艺形成。
现在参考图5,一个或多个电池组外壳104(图3)密封地包含一个或多个电池模块106,用于为电池模块106提供环境保护,使其免受灰尘、水雾和其他潜在的破坏道路状况的影响,包含来自电池模块106的任何泄漏,并为电池模块106提供电气安全保护。每个电池模块106包括电池模块壳体118和设置在电池模块壳体118内的一个或多个电池单元120。在该非限制性实施例中,模块化电池壳100包括六个电池组外壳104,该六个电池组外壳104包含六个电池模块106中相关联的一个。每个电池组外壳104在车架108的整个宽度上延伸。在其他实施例中,模块化电池壳可以具有多于或少于六个的电池组外壳,并且仅在车架的一部分上延伸。
如图6和图7所示,电池组外壳104与车架108分离并且可联接到车架108,并且每个电池组外壳104被容纳在车架部分114中相关联的一个内,并由车架部分114中相关联的一个进行保护(图3和图4)。每个电池组外壳104限定用于密封地容纳相关联的电池模块106的腔室122,并且每个电池组外壳104包括具有外周边缘126的基板124。每个电池组外壳104还包括从外周边缘126延伸的多个侧壁128,每个侧壁128终止于远离基板124的端部130。在该实施例中,基板124和多个侧壁128由形成为或冲压为箱状的单个金属面板形成。基板124和侧壁128形成用于容纳电池模块106中的一个电池模块的容器。然而,可以想到的是,任意电池组外壳都可以包括多个电池模块。在另一个实施例中,基板124和侧壁128是具有嵌入在车体内的加强插入件的塑料注射成型车体。在又一实施例中,基板和侧壁是彼此附接的独立组件,并且由钢、铝、模制玻璃钢加强塑料或任何其他合适的材料制成。电池组外壳104通过面板弯曲、冲压、拉制、模制、铸造或其他合适的制造工艺中的至少一种形成。电池组外壳可以利用各种制造技术(例如面板弯曲、冲压/拉制、成型或铸造)制造。
如图5-图7最佳所示,每个电池组外壳104还包括公共盖132,该公共盖132可拆卸地接合到每个电池组外壳104的侧壁128上的密封件134,用于将一个或多个电池模块106密封地容纳在电池组外壳104的腔室122中。在该实施例中,盖132是用于所有电池组外壳104的公共盖,并且被配置为接合与每个电池组外壳104相关联的一个或多个密封件134。虽然公共盖可以使电池模块外壳有效地组装,但电池模块外壳的其他实施例可以具有多个单独的盖,该多个单独的盖用于腔室中相关联的一个。
如图8所示,每个电池组外壳104还包括限定一个或多个冷却剂通道138的补充板136,用于使冷却剂流过补充板136并冷却电池模块106。然而,可以想到,基板124、侧壁128、盖132和电池组外壳的任何其他部分中的至少一个可以限定冷却剂通道。如图2所示,模块化电池壳100包括多个连接件140,该多个连接件140安装到每个电池组外壳104并且将每个电池组外壳104的冷却剂通道138流体地连接到泵142,用于使冷却剂流过冷却剂通道138。
与已知的电池壳相比,模块化电池壳通过将电池壳的功能分离为用于密封地容纳电池模块的电池组外壳104和用于支撑电池组外壳并将该电池组外壳安装到底层地板的车架108而降低了设计、制造和组装的复杂性。分离电池壳的功能有助于优化其每个子结构的预期性能,降低制造复杂性,提高密封能力,并使得引入混合材料成为可能以降低重量和成本。
参考图9,示出了制造图1的模块化电池壳的方法的一个实施例的流程图。方法200在方框202开始,以确定用于向多个电动车辆之一提供电力的多个电池模块106的步骤。应当理解,不同的车型年份、装饰和品质可能需要独特配置的电池模块供电。
在方框204处,形成车架108。该步骤可以通过形成横档110来实现,其中每个横档110的长度对应于相应电动车辆的底层地板长度SFL和/或电池模块106的总长度。该步骤可以通过将横梁112被形成为具有与相应电动车辆的底层地板宽度SFW和/或电池模块106的总宽度相对应的长度来进一步实现。
在该实施例中,横档110和横梁112被挤出成具有相关的标称长度。然后,横档110可以被切割成与相应电动车辆的底层地板长度SFL和/或电池模块106的总长度相对应的长度,并且横梁112可以被切割成与相应电动车辆的底层地板宽度SFW和/或电池模块的总宽度相对应的长度。然后将横梁112焊接到横档110上。然而,可以设想的是,横档和横梁可以通过其他合适的制造工艺形成并彼此连接。
在方框206处,形成与用于电动车辆的电池模块106相关联的电池组外壳。该步骤可以通过形成基板124来实现,该基板124具有外周边缘126和从外周边缘126延伸的侧壁128。侧壁128和基板124可以通过弯曲、冲压、拉制、模制和铸造中的至少一种将工件形成为用于电动车辆的电池组外壳104来形成。外周边缘126对应于包含在电池组外壳104内的相关联的电池模块106的电池模块宽度BMW和电池模块长度BML。每个侧壁128终止于远离基板124的端部130,并且侧壁128的高度对应于相关联的电池模块106的电池模块高度BMH。盖132接合到侧壁128,用于将电池模块106密封地容纳在电池组外壳104中。横梁112附接到横档110,使得横档和至少两个横梁限定车架部分,并且横撑116附接到横梁112以加固车架108。横档110、横梁112和横撑116与电池组外壳104分离。
在这个非限制性实施例中,形成了六个电池组外壳104,每个电池组外壳延伸穿过车架108的宽度。在其他实施例中,模块化电池壳可以包括多于或少于六个电池组外壳,该电池组外壳具有相对于车架的其他合适的形状和布置,这取决于向电动车辆供电所需的电池模块。具有冷却剂通道138的补充板136可以设置在腔室122内,用于支撑和冷却电池组外壳104内的电池模块106。
在方框210处,电池组外壳104设置在车架部分114中的相关联的一个内,使得每个车架部分114围绕并保护每个电池组外壳104的周边。连接件140将补充板136的冷却剂通道138流体地连接到泵142。
在方框212处,电池组外壳104被附接到车架108。在该实施例中,公共盖132接合到密封件134,该密封件134由相关联的侧壁128的远侧端部130支撑。螺栓紧固件144可以将盖132附接到横梁112,使得电池组外壳104附接到车架108,并且电池模块106密封地容纳在相关联的电池组外壳104中。螺栓紧固件144可以进一步将背板146附接到车架108,以围绕电池组外壳104并保护电池组外壳104免受灰尘、水雾和其他潜在的破坏性道路状况的影响。然而,可以设想的是,两个或多个电池模块可以设置在任一个电池组外壳中。
本公开的描述本质上只是示例性的,并且不偏离本公开的一般意义的变化旨在落入本公开的范围内。这种变化不应被视为偏离本公开的精神和范围。
Claims (20)
1.一种模块化电池壳,所述模块化电池壳用于将多个电池模块中的至少一个安装到电动车辆上,每个所述电池模块包括电池模块壳体和设置在所述电池模块壳体内的至少一个电池单元,所述模块化电池壳包括:
可联接到所述电动车辆的车架,其中,所述车架包括:
一对彼此间隔开的横档;以及
可联接到所述横档的多个横梁;以及
至少一个与所述车架分离并可联接到所述车架的电池组外壳,其中每个所述电池组外壳限定用于密封地容纳所述至少一个电池模块的腔室,并且每个所述电池组外壳与所述电池模块壳体分离。
2.根据权利要求1所述的模块化电池壳,其中,所述横档和至少两个所述横梁围绕并保护所述电池组外壳中相关联的一个的周边。
3.根据权利要求2所述的模块化电池壳,其中,每个所述电池组外壳包括:
具有外周边缘的基板;
从所述外周边缘延伸的多个侧壁,每个所述侧壁与所述车架分离并且终止于远离所述基板的端部;以及
可拆卸地接合到所述侧壁的盖,用于将所述至少一个电池模块密封地容纳在所述电池组外壳的腔室中。
4.根据权利要求3所述的模块化电池壳,其中,所述电池组外壳包括所述基板和由弯曲单个面板形成的多个侧壁。
5.根据权利要求3所述的模块化电池壳,其中,所述电池组外壳包括钢、铝和塑料中的至少一种。
6.根据权利要求3所述的模块化电池壳,其中,所述电池组外壳还包括塑料材料和嵌入在所述塑料材料内的多个加强插入件。
7.根据权利要求3所述的模块化电池壳,其中,所述电池组外壳通过面板弯曲工艺、冲压工艺、拉制工艺、成型工艺和铸造工艺中的至少一种形成。
8.根据权利要求3所述的模块化电池壳,其中,每个所述横梁和每个所述横档通过挤出工艺、铸造工艺、辊压成型工艺和冲压工艺中的至少一种形成。
9.根据权利要求3所述的模块化电池壳,其中,补充基板限定至少一个冷却剂通道,用于使冷却剂流过所述电池组外壳并冷却所述至少一个电池模块。
10.根据权利要求9所述的模块化电池壳,其中,所述电池组外壳还包括多个连接件,所述多个连接件将所述至少一个冷却剂通道流体地联接到泵。
11.一种用于电动车辆的模块化电池壳,包括:
多个电池模块,其中,每个所述电池模块包括电池模块壳体和设置在所述电池模块壳体内的至少一个电池单元;
可联接到所述电动车辆的车架,其中,所述车架包括:
一对彼此间隔开的横档;以及
可联接到所述横档的多个横梁,其中,所述横档和所述横梁限定多个车架部分;
多个与所述车架分离并且可联接到所述车架的电池组外壳,其中,每个所述电池组外壳设置在所述车架部分中相关联的一个内,并限定用于密封地容纳至少一个所述电池模块的腔室,每个所述电池组外壳与所述相关联的电池模块壳体分离,并且每个所述电池组外壳包括:
具有外周边缘的基板;
从所述外周边缘延伸的多个侧壁,其中每个所述侧壁终止于远离所述基板的端部;以及
可拆卸地接合到所述侧壁的盖,用于将所述电池模块中的至少一个密封地容纳在所述相关联的电池组外壳的腔室中。
12.根据权利要求11所述的模块化电池壳,其中,所述横档和至少两个所述横梁围绕并保护所述电池组外壳中相关联的一个的周边。
13.根据权利要求12所述的模块化电池壳,其中,每个所述电池组外壳包括:
具有外周边缘的基板;
从所述外周边缘延伸的多个侧壁,每个所述侧壁与所述车架分离并终止于远离所述基板的端部;以及
可拆卸地接合到所述侧壁的盖,用于将所述至少一个电池模块密封地容纳在所述电池组外壳的腔室中。
14.根据权利要求13所述的模块化电池壳,其中,所述电池组外壳包括所述基板和由弯曲单个面板形成的多个侧壁。
15.根据权利要求13所述的模块化电池壳,其中,所述电池组外壳包括钢、铝和塑料中的至少一种。
16.一种制造模块化电池壳的方法,所述方法包括:
确定用于向多个电动车辆之一供电的多个电池模块,其中每个所述电池模块包括电池模块壳体和设置在所述电池模块壳体内的至少一个电池单元;
形成一对横档,其中,每个所述横档的长度对应于所述相应电动车辆的底层地板长度和所述多个电池模块中的至少一个;
形成多个横梁,其中,每个所述横梁的长度对应于所述相应电动车辆的底层地板宽度和所述多个电池模块中的至少一个;
通过将所述横梁附接到所述横档来形成车架;
形成与所述车架和所述电池模块分离的多个电池组外壳;
将所述电池模块密封地容纳在所述电池组外壳中的相关联的一个中;以及
将所述电池组外壳附接到所述车架。
17.根据权利要求16所述的方法,还包括:
使用所述横档和至少两个所述横梁形成与所述电池组外壳分离的多个车架部分;以及
将所述多个电池组外壳设置在所述车架部分中的相关联的一个内,使得每个所述车架部分围绕所述相关联的电池组外壳的周边。
18.根据权利要求17所述的方法,其中,形成每个所述电池组外壳包括:
形成基板,所述基板具有外周边缘,所述外周边缘与设置在所述电池组外壳中的相关联的电池模块的电池模块宽度和电池模块长度相对应;
形成多个侧壁,所述侧壁从所述外周边缘延伸并且与所述相关联的电池模块的电池模块高度相对应,其中每个所述侧壁终止于远离所述基板的端部;以及
将盖可拆卸地接合到所述侧壁的远端,用于密封地容纳所述相关联的电池模块。
19.根据权利要求18所述的方法,其中,形成每个所述电池组外壳包括使用弯曲、冲压、拉制、成型和铸造中的至少一种将工件形成为所述电池组外壳。
20.根据权利要求19所述的方法,其中,形成所述车架包括:
将所述横档挤出成具有与相应的电动车辆的底层地板长度和所述多个电池模块中的至少一个相对应的长度;
将所述横梁挤出成具有与相应电动车辆的底层地板宽度和所述多个电池模块中的至少一个相对应的长度;以及
将所述横梁附接到所述横档。
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