CN105659408B - 电池冷却结构 - Google Patents
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Abstract
本发明涉及电池冷却结构,其用于冷却安装于车辆中的电池。该电池冷却结构包括电池组、送风机和进气管。电池组在内部空间容纳电池。送风机配置为将冷却空气输送至电池组。进气管连接至送风机的入口侧。另外,进气管(60)的入口(62)仅设置在位于座垫(10a)下的空间外缘处的下装饰(12)的门侧的侧表面。
Description
技术领域
本发明涉及电池冷却结构,其用于冷却安装于车辆中的电池。
背景技术
通过使用来自电池的电能驱动发动机来运行车辆,如混合动力车辆(HV)和电动车辆(EV)。因此,保证必要电能的电池安装于车辆中。
当充电和放电时,电池产生热量。具体地,对于具有电池的车辆,经常流过大的电流,从而产生大量的热量。如果电池的温度变高,电池将会劣化,因此有必要提供一种用于冷却电池的结构。JP 2011-031778 A提出一种结构,该结构将空气从后座下面吸入车辆室中,并使用吸入的空气冷却电池。
JP 2011-031778 A描述了设置在后座下的电池。
此处,在JP 2011-031778 A中,电池和类似物设置在后座的座椅靠背的背侧。另外,冷却空气的入口设置在后座的下部侧表面的前表面。乘坐在后座上的乘坐者可容易地接触到后座的下部前表面,且当在底板上放置物体时,很容易会阻挡该后座的下部前表面。
发明内容
鉴于以上问题,本发明的一个方面涉及电池冷却结构,其用于冷却安装于车辆中的电池。该电池冷却结构包括电池组,送风机和进气管。所述电池组将电池容纳在其内部空间内。送风机配置为将冷却空气输送至所述电池组。所述进气管连接至所述送风机的入口侧。同时,所述进气管具有入口,该入口仅设置在下装饰的门侧的侧表面处,且所述下装饰定位于所述车辆的座垫下的空间的外缘处。
另外,在如上所述的电池冷却结构中,所述电池组的入口侧和所述进气管可以设置在所述车辆的所述座垫下的空间内。
本发明的另一方面涉及电池冷却结构,其用于冷却安装于车辆中的电池。该电池冷却结构包括:电池组,送风机和进气管。所述电池组将电池容纳在其内部空间内。所述送风机配置为将冷却空气输送至所述电池组。所述进气管连接至所述送风机的入口侧。所述电池组的入口侧和所述进气管设置在所述车辆的座垫下的空间内。所述进气管的入口仅设置在下装饰的门侧的侧表面处,且所述下装饰定位于所述座垫下的空间的外缘处。
另外,在如上所述的电池冷却结构中,所述进气管的所述入口可以相对于车辆前后方向倾斜,以便更接近所述门侧,进一步朝向所述车辆的后部。
另外,在如上所述的电池冷却结构中,所述进气管的所述入口可以设置在比所述座垫的所述门侧外缘更远离所述门的位置。另外,所述进气管的所述入口可以设置在相对于所述座垫的所述门侧外缘,从所述下装饰的表面凹下的位置。
另外,在如上所述的电池冷却结构中,所述进气管的所述入口可以设置在比所述座垫的所述门侧外缘更远离所述门的位置。而且,所述进气管的所述入口可以设置在相对于所述座垫的所述门侧外缘从所述下装饰的表面凹下的位置。
根据如上所述的本发明的所述电池冷却结构,乘坐者不容易接触所述入口,且能够防止外来物体进入入口或类似物。
附图说明
参考附图,下面将详细描述本发明的示例实施例的特征、优点、技术和工业意义,其中相同的附图标记代表相同的元件,其中:
图1A和1B展示了根据本发明的一个示例实施例的电池冷却结构的进入电池组和来自电池组的供给空气流和排出空气流的图;
图2为根据示例实施例的电池冷却结构的电池组和管的外型图;
图3A、3B和3C为根据示例实施例的电池冷却结构的排气管、送气管、送风机和进气管的外型图;
图4为根据示例实施例的电池冷却结构的进气管的剖视平面图;
图5为根据示例实施例的电池冷却结构的后座侧面的进气管的纵向剖视图;
图6位根据示例实施例的电池冷却结构的后座后面的进气管的纵向剖视图。
具体实施方式
在下文中,参考附图,将描述本发明的示例实施例。本发明不限于本文中描述的示例实施例。
首先,将描述在该示例实施例的电池冷却结构中,涉及供给空气和排出空气的结构。图1A和1B为在该示例实施例中,涉及进入电池组和来自电池组的供给空气流和排出空气流的结构的图。
后座10包括座垫10a,座椅靠背10b和位于座垫10a下面的电池外壳空间10c。电池外壳空间10c的前面和侧面由下装饰12围绕。另外,车辆主体14位于电池外壳空间10c的底表面侧。
电池组20设置在电池外壳空间10c内,电池堆22设置在电池组20内。电池堆22由串联连接在一起的多个电池模块24形成。
通过下壳和上盖密封电池组20的内部。在电池堆22上面形成供给空气流路径,在电池堆22下面形成排出空气流路径。
送气管26连接至电池组20内的电池堆22上面的供给空气流路径的后侧,如图1A所示,且送气管26朝向后方延伸,并连接至送风机28的送风侧。
进气管连接至送风机28的入口侧。进气管配置为从后座10的下装饰12的门侧的侧表面处的入口吸取空气。
排气管30连接至电池组20内的电池堆22下面的排出空气流路径的后侧,如图1B所示,且排气管30朝向后方延伸,具有向上开口的排放口32。
进气管60(见图2),送气管26和排气管30在后座10的座垫10a下面的空间按顺序从门侧向内设置。
后座10的座椅靠背10b的后侧(背侧)空间用作行李箱空间40。行李箱空间40的底板表面通过货架板42形成。放置货架板42,从而使其能够抬起并移除。容纳备用轮胎的备用轮胎空间44设置在货架板42的下面,备用轮胎容纳在此处。另外,配件室46,例如架子设置在货架板42的下面,备用轮胎空间44的前上部。
另外,如上所述的送风机28设置在后座10的后面,备用轮胎空间44的前面。也就是说,在行李箱空间40的下面至后座10的后部,以及备用轮胎空间44的前面存在空间,而送风机28就设置在这个空间内。进气管60(见图2)和送气管26连接至送风机28。另外,还设置有排气管30的后侧部和排放口32。在车辆宽度方向延伸的排放管48设置在该排放口32的上部,排放口板50设置在排放管48的前表面。该排放口板50具有封闭部分和敞开部分。敞开部分为排放口。通过位于货架板42前端和排放口上方的座椅靠背10b的后表面之间的间隙形成排放孔54,其朝向行李箱空间40敞开。座椅部件52设置在排放管48下前端和座椅靠背10b的后表面,从而物体将不会落下。
在本文中,图2为电池组20和管的透视图。以这种方式,进气管60连接至送风机28的入口侧。进气管60从后座10的下装饰的门侧的侧表面处的入口62吸入空气。在图2中,已经去除了如图1A和1B所示的座垫10a和下装饰12等,但是入口62朝向下装饰12的门侧侧表面敞开。将布或格子或类似物放置在入口62的前表面,以阻止外来物体从外部进入。
这样,进气管60,送气管26和排气管30在后座10的座垫10a下面的空间按顺序从门侧朝向内设置。
接下来,将描述该示例实施例的电池冷却结构中的空气流。通过驱动送风机28,从入口62吸取车辆室内的空气。通过进气管60将空气吸入送风机28。将从送风机28排出的空气通过送气管26供给至电池组20的上部空间(即供给空气流路径)。电池堆22设置在电池组20内,但是因为电池堆22的电池模块24之间存在间隙,所以空气向下通过该空隙,从而有效地冷却电池模块24。在本文中,能够通过封闭电池堆22的外周和电池组20的外周内壁之间的区域,使冷却空气通过堆叠的电池模块24之间的间隙。
通过排气管30、排放口32、排放管48、排放口板50和排放孔54(是位于货架板42前端和座椅靠背10b的后表面之间的间隙),将排出空气从电池组20的下部空间(即排出空气流路径)排出至行李箱空间40。在该实施例中,排放孔54几乎沿着车辆宽度方向的整个宽度定位,但是它也可以仅限定在特定部分。
接下来,将描述该示例实施例的电池冷却结构的个别结构。在图1A和1B中,仅展示了一个后座10,但是通常有两个后座10,和两个电池组20,以及用于冷却电池组20的机构以相同的配置设置在后座10下面,如图1A和1B中所示。
在本文中,图3A、4B和4C分别为排气管30、送气管26和进气管60的外型图。如图3A所示,排气管30从形成电池组20的下表面的下壳的后端向后部延伸。如图所示,排气管30的前端为扁平开口,其是垂直窄(即在车辆高度方向)宽(在车辆宽度方向)。来自位于电池堆22下方的整个排放流路径的空气从该开口排出。排气管30的宽度在朝向排放口32的方向逐渐变窄,排放口32通常为矩形开口。
另外,通过凸缘部分30b加强排气管30的前端的开口部分30a的外周。通过将凸缘部分30b的下侧紧密地抵靠下壳放置,并将凸缘部分30b的上侧固定至电池堆22的后侧端部,从而以密封的方式将开口部分30a连接至排放流路径。凸缘部分30b的侧部以密封的方式连接至上盖的内壁,该上盖覆盖电池组20的侧部和上部。通过将密封剂设置在凸缘部分30b周围,获得气密性密封。
通过在凸缘部分30b的上凸缘部分设置凹陷部分,并相应调整电池堆22的后端下表面的形状来获得更可靠的密封,其中凹陷部分在如图3A所示的两个位置向下凹陷。另外,使凹陷部分直接接触凸缘部分的下边缘部分给予凸缘部分30b足够的强度。
送气管26的前端是扁平开口部分26a,其在宽度方向上窄而在垂直方向上宽,与电池组20的上部空间(即供给空气流路径)的形状匹配,如图3B所示。另外,凸缘部分26b在开口部分26a周围形成,通过电池堆22的后上端部与电池组20的上盖之间的密封剂密封盖凸缘部分26b的外周。送气管26朝向后部延伸,其宽度逐渐变窄。送气管26连接至送风机28周围的出气口28a。送风机28具有圆柱形,并将从侧进气口28b吸入的空气在径向方向从出气口28a吹出,出气口28a设置在环形送风室的部分中。
进气管60具有从前向后延伸的管形,且进气管60的后端连接至送风机28的进气口28b,如图3C所示。前端为矩形入口62。
接下来,将描述该示例实施例的电池冷却结构的涉及进气的结构。在此处,将参考图4至6描述进气管60和入口62的结构。
如图2所示,进气管60通过从入口62延伸的进气管60连接至送风机28的入口侧,入口62在后座10的侧表面处敞开。
图4为沿图1A的A-A线的剖视图。以这种方式,作为位于后座10的座垫10a下面的空间的进气管60设置在电池组20的门70侧。进气管60从后座10的侧部向后部延伸。入口62设置在后座10的门70侧的侧表面的下装饰12处。因此,当门70关闭时,入口62与门70的内表面相对,从而乘坐者不容易接触到入口。另外,物体放置在该空间的可能性很低,从而入口62被阻塞的可能性也很低。
另外,如图所示,入口62形状设计为更加靠近门侧进一步朝向车辆的后部,从而可以从前部看到。结果,不管入口62是否设置为与门70相对,都更容易吸入空气。
另外,可以将保护表面60a,如格子或布放置在入口62的前侧,这阻止外来物体或类似物进入,同时不会过大增加空气阻力。
图5为沿图1A中的线B-B的剖视图。以这样的方式,进气管60定位在后座10的座垫10a的下面的空间的门侧,入口62定位在后座10的下装饰12的门侧侧面。
在本文中,与入口62的垂直方向上的表面相比,入口62上方的下装饰12在门70的方向突出,且入口62定位为从下装饰的表面凹下。结果,入口62被上面物体阻塞的可能性很低。
图6为沿图1A中的线C-C的剖视图。以这样的方式,进气管60的后端连接至送风机28的进气口。送风机28绕图中横轴转动叶轮(未示出),并将从侧面吸入的空气排出至外部空间。然后将空气输送至连接至送风机28外部空间的送气管26,并通过送气管26将空气供给至电池组20上面的空间。
接下来,将描述示例实施例的效果。通过该示例实施例的电池冷却结构,用于冷却电池的送风机的入口62设置在后座10的侧部,即位于座垫10a下面、与门70相对的下装饰12的部分。因此,乘坐者不容易接触到入口62,从而外来物体进入入口62或入口62被物体或类似阻塞的可能性较低。
另外,电池组20和进气管60设置在后座10内部,从而可以改善空间的有效利用。另外,送风机28定位在后座10的后面,从而对乘坐者的影响较小。
此外,将来自电池组20的排出空气排放至行李箱空间,从而排出空气对乘坐者的影响较小。
Claims (6)
1.电池冷却结构,其用于冷却安装于车辆中的电池,该电池冷却结构的特征在于包括:
电池组,所述电池容纳在所述电池组的内部空间内;
送风机,其配置为将冷却空气递送至所述电池组;和
进气管,其连接至所述送风机的入口侧,所述进气管具有入口,该入口仅设置在下装饰的门侧的侧表面上,且所述下装饰被置于所述车辆的座垫下的空间的外缘上,
送气管,其连接至所述送风机周围的出气口,
其中,所述电池组置于所述车辆的坐垫下的空间内,
其中,所述送气管的前端是扁平开口部分,其在竖直方向上窄而在宽度方向上宽,与所述电池组的上部空间的形状匹配,并且
所述电池冷却结构还包括排气管,该排气管从形成所述电池组的下表面的下壳的后端向后部延伸,所述排气管的前端为扁平开口部分,其在竖直方向上窄而在宽度方向上宽。
2.根据权利要求1所述的电池冷却结构,其中,所述电池组的入口侧和所述进气管设置在所述车辆的所述座垫下的空间内。
3.根据权利要求1或2所述的电池冷却结构,其中,所述进气管的所述入口相对于车辆前后方向倾斜,以便更接近所述门侧,进一步朝向所述车辆的后部。
4.根据权利要求1或2所述的电池冷却结构,其中,所述进气管的所述入口设置在比所述座垫的所述门侧外缘更远离所述门的位置。
5.根据权利要求1或2所述的电池冷却结构,其中,所述进气管的所述入口设置在相对于所述座垫的所述门侧外缘从所述下装饰的表面凹下的位置。
6.根据权利要求1或2所述的电池冷却结构,其中,所述进气管的所述入口设置在比所述座垫的所述门侧外缘更远离所述门的位置,且所述进气管的所述入口设置在相对于所述座垫的所述门侧外缘从所述下装饰的表面凹下的位置。
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JP2016153279A (ja) * | 2015-02-20 | 2016-08-25 | トヨタ自動車株式会社 | 車両用電池パックの冷却ユニット |
US20200127345A2 (en) * | 2015-07-24 | 2020-04-23 | Panasonic Intellectual Property Management Co., Ltd. | Temperature conditioning unit, temperature conditioning system, and vehicle |
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US20180105062A1 (en) * | 2016-10-14 | 2018-04-19 | Inevit, Inc. | Battery module compartment chamber and battery module mounting area of an energy storage system and method thereof |
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