CN102307742A - 电池容纳设备 - Google Patents
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Abstract
本发明涉及一种电池容纳设备,具有电池容纳舱和至少部分地包围电池容纳舱的壁。电池容纳设备还具有配置到所述壁的可关闭的第一开口。此外,电池容纳设备具有电池保持装置,其设置为用于保持至少一个电池。根据本发明的电池容纳设备的特征在于,其电池保持设备被设置成:在预先确定的条件下解除至少一个电池的约束。
Description
技术领域
本发明涉及一种用于至少一个电池的电池容纳设备。结合可充电的锂离子电池和机动车来描述本发明。应注意,也可以不取决于电池的结构类型、电池的化学特性或者用电方式来应用本发明。
背景技术
在现有技术中,机动车中的具有硬壳体的电池是已知的。紧贴在电池的电化学部件上或者支撑在电化学部件上的薄壁的壳体也是已知的。在猛烈的碰撞时,例如在机动车发生事故时,电池壳体可能破裂,且电池的化学剂可能泄露到环境中。即使杂质进入电池所占据的空间,电池壳体也可能破裂。
发明内容
因此本发明的目的在于,在猛烈的碰撞时或者在杂质进入时降低电池壳体破裂的可能性。
根据本发明,该目的将通过独立权利要求的主题实现。从属权利要求的主题为本发明的优选改进方案。
根据本发明的电池容纳设备具有电池容纳空间和壁,所述壁至少部分地包围所述电池容纳空间。此外,电池容纳设备具有可关闭的第一开口,该第一开口被布置在所述壁上。此外,电池容纳设备具有电池保持装置,电池保持装置设置为用于保持至少一个电池。根据本发明的电池容纳设备的特征在于,其电池保持装置被设置成:在预先确定的条件下解除所述至少一个电池的约束。
本发明意图将电池容纳设备理解为一种至少暂时地容纳至少一个电池的设备。如果需要多个电池电性连接用于驱动负载、特别是用于驱动机动车,则该电池容纳设备优选同时容纳多个电池。优选地,主电池和备用电池同时容纳在电池容纳设备中。
本发明意图将电池容纳空间理解为其中设置有被电池容纳设备所容纳的电池的空间。电池容纳空间的大小和形状由待容纳的电池决定。优选地,电池容纳空间仅略大于待容纳的电池的体积。若电池容纳设备容纳多个电池,电池容纳空间的形状也取决于所容纳的电池相互的空间布置。优选地,电池容纳空间是长的且具有大致棱柱形或者圆柱形的基面。优选地,相比于电池容纳空间的水平尺寸,电池容纳空间被构建成平的,且具有大致棱柱形或者圆柱形的基面。
本发明意图将电池容纳设备的壁理解为特别是薄壁外罩,其包围和限制电池容纳空间。优选地,所述壁仅部分地包围电池容纳空间。优选地,所述壁部分地开孔或者具有窗口。因此,使得冷却剂流过电池容纳空间成为可能。优选地,所述壁具有至少一个连接区域。该连接区域也用于连接机动车。
本发明意图将可关闭的第一开口理解为一设备,该设备使得需要时可将电池放入电池容纳空间或者移除电池。优选地,可关闭的第一开口为所述壁的一部分。优选地,所述开口通过盖、闩或者具有插销的盖封闭,使得例如电池不会意外地脱离电池容纳空间。所述开口至少与应送入电池容纳空间的最大主体的切面一样大。可关闭的第一开口优选被置于电池容纳空间的区域中,可从外部容易进入该区域且该区域使得可以容易地放入或者移除物体、特别是电池。
本发明意图将电池保持装置理解为至少暂时地保持至少一个电池的设备。优选地,电池保持装置同时保持多个电池和/或确保电池不会不按计划地移位。优选地,电池保持装置具有用于引导电池运动的引导机构。优选地,电池保持装置补充于所述壁而用于完全包围电池容纳空间。
本发明意图将保持电池理解为至少一定时间内确保电池不会不按计划地移位。为此定位或者夹紧机构可以用于力配合(kraftschlüssig)或形配合(formschlüssig)地将电池固定到各自指定地点。电池保持装置的该保持机构起的作用为:使得电池在预先确定的条件下解除约束。通过解除约束结束了电池与电池保持装置的力配合和/或形配合的连接。预先确定的条件为存在可以导致损伤电池壳体的情况。最小加速度或最小力、或者杂质进入电池所占据的空间也属于预先确定的情况。
本发明意图将把手、凹口齿、楔齿、凸轮、螺栓、销钉或者夹板选择为定位或者夹紧机构。定位或者夹紧机构优选配置到电池保持装置。几何不确定形状也可以用于施加摩擦力或者分离力,例如确定的表面粗糙度。优选地,具有定位或者夹紧机构的至少一个电池包括机械交互作用的设备。优选地,所述至少一个电池与电池保持装置材料接合地(stoffschlüssig)连接,例如通过粘接。
当所述至少一个电池被解除约束时,通过碰撞导致的电池加速度被减小和/或加速度对于电池的作用时间被减短。电池壳体的机械应力同样被减小。在电池解除约束之后其可以躲开穿入的物体。因此降低了电池壳体破裂的可能性,且实现了上述目的。
下文中,将描述本发明的优选改进方案。
有利地,电池保持装置至少部分地被布置在电池容纳空间中。优选地,电池保持装置至少部分地被所述壁包围。
有利地,电池容纳设备具有避让区域(Ausweichbereich)。优选地,电池保持装置至少部分地延伸进入避让区域。在电池被电池保持装置解除约束之后,电池可以至少部分地移位进入避让区域。该移位例如随着加速度或者随着通过外来物留下的路径而发生。留下的路径可以是通过事故导致的机动车车身变形的结果。优选地,避让区域空间上连接至电池容纳空间。优选地,避让区域被布置在电池容纳空间内。在此,避让区域优选被布置在期望的加速度或者所留下的路径的方向上。避让区域优选也容纳多个电池。
优选地,所述壁具有出入口。出入口的尺寸为使得电池可以通过出入口移位。在电池移位时出现出入口就足够了。例如,出入口在至少一个电池移位时才出现。例如,所述壁具有封闭的线形薄层部分、穿孔或者多个缝隙。在预先确定的力的情况下,线形薄层部分、穿孔或者多个缝隙塌陷。所述壁的一部分与壁的其他部分分离且形成这样的出入口。出入口也可以持久地被构建在所述壁中。优选地,缺少例如方形的壁的分界面。
有利地,电池容纳空间容纳变形体。该变形体在空间上可以被布置在至少一个电池的附近或者接触该电池。通过弹性或者可塑的形变,该变形体也用于容纳能量。产生影响的能量可以作为形状改变能量而作用于变形体。因此,变形体可以吸收在发生事故时释放的能量的至少一部分,且远离所述至少一个电池。该变形体优选是可更换的。关于所述至少一个电池的变形体的布置取决于所期望的加速度或者形变。
有利地,电池容纳设备同时容纳多个电池。这些电池可以相互电连接,例如串联和/或并联。多个电池优选被紧密地包装,且至少部分地被布置在电池容纳空间内。在此,实际布置取决于电池容纳设备的空间的情况。电池容纳空间的主延伸方向可以沿着电池容纳空间的最大尺寸延伸,例如在电池容纳空间的最长边的方向上。主延伸方向可以沿着电池容纳空间的对称轴线或者长轴线延伸。例如,多个电池可以紧密地一个接一个沿着电池容纳设备的主延伸方向被布置,且形成队列。优选地,电池的队列以变形体开始或者结束。
有利地,电池保持装置也用于与所容纳的电池交换热能。优选地,电池保持装置具有用于增大热交换面的设备。优选地,电池容纳设备具有至少一个冷却剂通道,优选地,冷却剂流过该冷却剂通道。优选地,电池保持装置的至少一个散热器被布置在冷却剂的高流动速度区域中。
有利地,机动车装配有根据本发明的电池容纳设备。优选地,电池容纳设备与机动车的底板总成或者车架连接。优选地,材料接合地、例如通过粘接或者焊接形成所述连接。所述连接也可以通过连接部件,如螺栓或者铆钉实现。优选地,电池容纳设备与机动车的足够坚硬的部件连接。电池容纳设备也可以与机动车的底板总成或者车架一体构建。在机动车内的电池容纳设备的实际布置取决于空间情况,且取决于机动车以及电池容纳设备的尺寸。优选地,考虑机动车行驶的稳定来设置机动车内的电池容纳设备。因此,优选地,电池容纳设备相对于机动车而尽可能深地被布置。例如,电池容纳设备被布置在座位之间或者座位之下的目前通常机动车的传动轴通道的区域中。
有利地,以增强聚合物制造机动车的底板总成或者车架和/或电池容纳设备。优选地,聚合物被以纤维增强,特别优选地,使用纺织纤维来增强聚合物。优选地,电池容纳设备与机动车的底板总成或者车架一体地构建。
有利地,机动车内的电池容纳设备被布置成:电池容纳设备的重心与机动车重心仅相互距离很近。这特别对于关于机动车的行驶方向的水平侧距离有效。优选地,机动车的重心至电池容纳设备的重心的水平侧距离短于机动车的长度的十分之一,优选短于机动车的长度的百分之一。
有利地,避让区域被布置在机动车在发生事故时变形很小的区域中。只要电池容纳设备相对于其水平延伸较低地被布置,避让区域例如也可以被布置在后座之下或者后轮之间。避让区域的实际布置取决于机动车的结构类型和机动车的车身、底板总成或者车架的变形特性。
有利地,机动车的空调装置用于控制电池的温度。为此,空调装置与电池保持装置有效地连接。优选地,电池保持装置具有热接触板,该热接触板至少部分地、优选大面积地导热接触电池。例如,该热接触板具有散热器,冷却剂流过散热器。例如,热接触板具有至少一个管路,空调装置的冷却剂至少短时间地流过该管路。优选地,空调装置与电池保持装置的热接触板之间的连接通过柔性管路,例如软管实现。取决于电池和空调装置的冷却剂之间的温度差可以将热能导入或者导出所述电池。
有利地,电池容纳设备以下述方式被驱动:首先所述至少一个电池被电池保持装置保持位置固定。在至少一个电池上的最小力出现时,电池保持装置解除对电池的约束。电池此时不再保持位置固定,且可随作用在其上的力而动。优选地,引导所述至少一个电池的运动。优选地,电池的运动被制动,例如因为摩擦力。在此,电池经过预先确定的路径。在移位之后,电池相对于电池容纳空间再次静止。此时,电池可以在电池保持装置内被转移,或者电池保持装置可以部分地或者完全脱离。电池也可以至少部分地在避让区域中被移位。
有利地,电池容纳设备或者其所容纳的电池也被机动车的车架或者底板总成所保护。在出现事故时,首先,产生影响的能量的一部分被机动车的车架或者底板总成吸收。仅其余部分可有害地影响电池容纳设备或者其所容纳的电池。
附图说明
在下文中结合附图描述本发明的其他优点、特征和应用可能。其中:
图1为机动车与其车架以及根据本发明的电池容纳设备的示意性俯视图,
图2为具有电池容纳设备的机动车的侧视图,
图3为具有电池容纳设备和机动车底板总成的机动车的正视图,
图4为根据本发明的电池容纳设备的切面图,
图5为根据本发明的电池容纳设备的透视图,
图6为一优选实施方式中的根据本发明的电池容纳设备的一部分的透视图,
图7为在事故之后的具有根据本发明的电池容纳设备的机动车的示意性俯视图。
具体实施方式
图1示出从上面看的机动车的车架21的示意图,该机动车装配有根据本发明的电池容纳设备1。该机动车具有带有两个电动机22的电驱动设备。电池容纳设备1被布置在机动车的车架21或者底板总成内。在电池容纳空间2内布置有若干电池3以及变形体9。电池容纳设备1的主延伸方向大致平行于机动车的行驶方向或者纵轴线。避让区域7配置到电池容纳设备1。该避让区域在行驶方向上被布置在电池容纳设备1之后。电池容纳设备1在车架21内被布置成:电池容纳设备的重心至机动车的重心的水平距离尽可能的短。此外,电池容纳设备1在机动车内部被尽可能深地布置。这有利于机动车的行驶稳定性。
图2示出具有根据本发明的电池容纳设备1的机动车的侧视图。壁4在前车的区域中具有可关闭的第一开口5。在可关闭的开口5打开之后,电池3可以装入或者移除。避让区域7在行驶方向上被布置在电池容纳设备1之后。电池容纳设备1在机动车内部被尽可能深地布置。
图3示出具有根据本发明的电池容纳设备1的机动车,电池容纳设备与机动车的底板总成21连接。电池容纳设备1的壁4和机动车的底板总成21具有纺织物增强的聚合物。在电池容纳空间2内布置至少一个电池3。未示出电池保持装置。在该图中,示出竖直的辅助线,辅助线延伸通过电池容纳设备1的重心10和机动车的重心23。
图4示出通过根据本发明的电池容纳设备1的截面。在电池容纳空间2内布置有至少一个电池3以及电池保持装置6。该电池保持装置6具有夹板,所述夹板既用于保持电池3又用于引导电池3的运动。夹板与电池保持装置6螺纹固定。所述至少一个电池3通过法向力被保持在电池保持装置6的基板上。一旦大于摩擦力,电池3可例如按照相应的加速度移位。
图5示出了电池保持装置6部分地延伸出电池容纳空间2。电池容纳空间基本上被壁4包围。壁4具有可关闭的第一开口5。未示出的是避让区域7,电池保持装置6部分地在其中延伸。在相应地移位时,电池3通过出入口8至少部分地进入未示出的避让区域。
图6示出根据本发明的电池容纳设备1的出入口8的另一实施方式。出入口直到电池的移位时才出现。为此,壁4具有环形线或者环形带形状的预设断口。该预设断口在预先确定的条件下失去作用,特别是在作用于该预设断口上的力足够大时开启出入口8。
图7示出在发生事故之后的具有根据本发明的电池容纳设备1的机动车。作为事故的后果,机动车的前车变形。因此,车架21也变形。其表示出由于该事故,电池容纳设备1的壁和变形体9都扭曲了。电池3中的一个通过移位部分地进入避让区域7。剩余的电池也随着该事故移位。通过移位降低了来自事故的力和能量对电池3的有害影响。电池3的壳体未受损,避免了电池的化学剂泄露,且实现了本发明的目的。
Claims (14)
1.一种电池容纳设备(1),具有:
电池容纳空间(2),
至少部分地包围所述电池容纳空间(2)的壁(4),
配置到所述壁(4)的可关闭的第一开口(5),
以及用于保持至少一个电池(3)的电池保持装置(6),
其特征在于,
所述电池保持装置(6)被设置为:所述至少一个电池(3)在预先确定的条件下被解除约束。
2.根据权利要求1所述的电池容纳设备(1),其特征在于,所述电池保持装置(6)至少部分地、特别是完全地被布置在所述电池容纳空间(2)中。
3.根据前述权利要求中至少一项所述的电池容纳设备(1),其特征在于,所述电池容纳设备(1)配置有避让区域(7),该避让区域至少部分地接纳所述至少一个电池(3)。
4.根据前述权利要求中至少一项所述的电池容纳设备(1),其特征在于,所述壁(4)还具有出入口(8),所述出入口使得在预先确定的条件下所述至少一个电池能够至少部分地退出所述电池容纳空间。
5.根据前述权利要求中至少一项所述的电池容纳设备(1),其特征在于,所述电池容纳空间(2)也用于容纳变形体(9)。
6.根据前述权利要求中至少一项所述的电池容纳设备(1),其特征在于,所述电池容纳设备(1)基本上沿着主延伸方向延伸,且所述电池容纳设备同时容纳多个电池(3),特别地所述多个电池沿着所述容纳设备(1)的主延伸方向布置。
7.根据前述权利要求中至少一项所述的电池容纳设备(1),其特征在于,所述电池保持装置(6)用于与所述至少一个电池(3)交换热能。
8.具有根据前述权利要求中至少一项所述的电池容纳设备(1)的机动车,其特征在于,所述电池容纳设备(1)配置到所述机动车的底板总成。
9.具有根据前述权利要求中至少一项所述的电池容纳设备(1)的机动车,其特征在于,所述电池容纳设备(1)的壁(4)和/或所述机动车的底板总成具有增强聚合物。
10.具有根据前述权利要求中至少任一项所述的电池容纳设备(1)的机动车,其特征在于,所述电池容纳设备(1)的重心(10)与所述机动车的重心(22)之间具有预先确定的距离。
11.具有根据前述权利要求中任一项所述的电池容纳设备(1)的机动车,其特征在于,所述电池容纳设备(1)的主延伸方向被布置成基本平行于所述机动车的行驶方向。
12.具有根据前述权利要求中至少一项所述的电池容纳设备(1)的机动车,其特征在于,所述避让区域(7)布置在被保护的区域中,优选在所述机动车的后部区域中,特别优选在所述机动车的行李箱的区域中。
13.具有根据前述权利要求中至少一项所述的电池容纳设备(1)的机动车,其特征在于,所述机动车具有空调装置,该空调装置与所述电池保持装置(6)有效地连接,用于交换热能。
14.用于操作根据前述权利要求中至少一项所述的电池容纳设备(1)的方法,其特征在于,
所述电池保持装置(6)在预先确定的条件下解除对至少一个电池的约束,
然后所述至少一个电池(3)相应于作用在其上的力,特别是在避让空间的方向上运动,
且所述至少一个电池(3)与所述电池容纳空间(2)之间的相对速度在经过预先确定的路径之后再次降低。
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-
2009
- 2009-02-04 DE DE200910007422 patent/DE102009007422A1/de not_active Withdrawn
-
2010
- 2010-02-02 CN CN2010800066846A patent/CN102307742A/zh active Pending
- 2010-02-02 KR KR1020117020745A patent/KR20110138347A/ko not_active Application Discontinuation
- 2010-02-02 JP JP2011548588A patent/JP2012517082A/ja active Pending
- 2010-02-02 US US13/147,657 patent/US20120164496A1/en not_active Abandoned
- 2010-02-02 EP EP10702833.4A patent/EP2393685B1/de not_active Not-in-force
- 2010-02-02 WO PCT/EP2010/000624 patent/WO2010089079A1/de active Application Filing
Cited By (5)
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CN105814709A (zh) * | 2013-10-02 | 2016-07-27 | 科思创德国股份有限公司 | 具有逃逸区的电池组模块、电池包和电动车辆 |
CN110034259A (zh) * | 2019-04-29 | 2019-07-19 | 广州中国科学院工业技术研究院 | 一种电池组防殉爆的方法 |
CN110034259B (zh) * | 2019-04-29 | 2022-08-02 | 广州中国科学院工业技术研究院 | 一种电池组防殉爆的方法 |
CN114365337A (zh) * | 2019-09-09 | 2022-04-15 | 奇昊汽车德国有限责任公司 | 具有距离保持器的电池壳体 |
CN114365337B (zh) * | 2019-09-09 | 2024-05-14 | 奇昊汽车德国有限责任公司 | 具有距离保持器的电池壳体 |
Also Published As
Publication number | Publication date |
---|---|
JP2012517082A (ja) | 2012-07-26 |
EP2393685A1 (de) | 2011-12-14 |
KR20110138347A (ko) | 2011-12-27 |
US20120164496A1 (en) | 2012-06-28 |
WO2010089079A1 (de) | 2010-08-12 |
EP2393685B1 (de) | 2013-05-08 |
DE102009007422A1 (de) | 2010-08-05 |
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