电池箱体及电池包

Abstract

本申请公开了一种电池箱体及电池包，属于电池技术领域，该电池箱体具有第一容纳腔，第一容纳腔内容置有其他元器件及至少一个电池模组，本电池箱体包括底板、多个第一加强件及加强板，底板用于围成第一容纳腔，多个第一加强件位于第一容纳腔内，并沿第一方向间隔排布在底板上，且多个第一加强件均与底板连接；加强板设置于多个第一加强件背离底板的一侧，并与多个第一加强件连接；本实施例间隔排布的多个第一加强件与加强板形成支撑结构，能有效分散电池模组的载荷，在振动冲击工况下通过支撑结构缓冲降低应力集中，显著提升箱体抗挤压性能。

Claims

1. A battery case characterized by comprising: The battery housing has a first receiving cavity (100), and the battery housing includes: A base plate (200) is used to form the first receiving cavity (100); Multiple first reinforcing members (300) are located in the first receiving cavity (100) and are arranged at intervals along the first direction (X) on the base plate (200), and all of the multiple first reinforcing members (300) are connected to the base plate (200); A reinforcing plate (400) is disposed on the side of the plurality of first reinforcing members (300) opposite to the base plate (200) and is connected to the plurality of first reinforcing members (300).

2. The battery pack of claim 1, wherein, The first reinforcing member (300) includes: The first reinforcing part (310) is housed in the first receiving cavity (100) and is spaced apart from the bottom plate (200); Two second reinforcing parts (320) are arranged at intervals along the first direction (X). The second reinforcing parts (320) are located between the first reinforcing part (310) and the base plate (200), and are respectively connected to the first reinforcing part (310) and the base plate (200).

3. The battery pack of claim 2, wherein, The battery housing includes: Multiple side plates (500) are connected end to end and are all connected to the bottom plate (200). The multiple side plates (500) and the bottom plate (200) together form the first receiving cavity (100). Multiple lifting brackets (600) are provided on at least two oppositely arranged side plates (500), and the lifting brackets (600) are located on the side of the side plate (500) away from the first receiving cavity (100).

4. The battery pack of claim 3, wherein The lifting bracket (600) has a second receiving cavity (610) and at least one lifting hole (660), the second receiving cavity (610) communicating with the lifting hole (660).

5. The battery housing according to claim 4, characterized in that, The hoisting bracket (600) includes: The first plate (620) is connected to the side of the side plate (500) opposite to the first receiving cavity (100); The second plate (630) is vertically connected to the first plate (620); A third plate (640) is disposed on the side of the first plate (620) away from the side plate (500) and connected to the second plate (630); the side of the third plate (640) away from the second plate (630) is recessed towards the second plate (630) to form a clearance space (670), and the clearance space (670) communicates with the second receiving cavity (610); The fourth plate (650) is located between the first plate (620) and the third plate (640), and is connected to the first plate (620), the second plate (630) and the third plate (640) respectively; The first plate (620), the second plate (630), the third plate (640) and the fourth plate (650) together form the second receiving cavity (610), and at least one of the lifting holes (660) is provided on the first plate (620), the second plate (630), the third plate (640) and the fourth plate (650).

6. The battery pack of claim 3, wherein The battery housing also includes a plurality of second reinforcing members (900), which are disposed on one side of the first reinforcing member (300) in the first direction (X), and the second reinforcing member (900) is connected to the second reinforcing part (320) of the two adjacent first reinforcing members (300).

7. The battery pack of claim 3, wherein The battery housing also includes a converter bracket (700), which is housed within the first receiving cavity (100) and connected to the side plate (500).

8. The battery pack of claim 3, wherein, The battery housing also includes a wire tie bracket (800), which is disposed on the side of the reinforcing plate (400) away from the plurality of first reinforcing members (300) and connected to the reinforcing plate (400).

9. The battery pack of claim 3, wherein, The thickness of the first reinforcing member (300) is 2-4 mm.

10. A battery pack, characterized by, include: The battery housing as described in any one of claims 1 to 9; At least one battery module, the battery module being housed within a first receiving cavity (100) of the battery housing.

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