WO2024050917A1 - 吸塑壳结构 - Google Patents

吸塑壳结构 Download PDF

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Publication number
WO2024050917A1
WO2024050917A1 PCT/CN2022/124936 CN2022124936W WO2024050917A1 WO 2024050917 A1 WO2024050917 A1 WO 2024050917A1 CN 2022124936 W CN2022124936 W CN 2022124936W WO 2024050917 A1 WO2024050917 A1 WO 2024050917A1
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WO
WIPO (PCT)
Prior art keywords
mounting
blister shell
hole
blister
shell structure
Prior art date
Application number
PCT/CN2022/124936
Other languages
English (en)
French (fr)
Inventor
陆君高
Original Assignee
湖北亿纬动力有限公司
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Publication date
Application filed by 湖北亿纬动力有限公司 filed Critical 湖北亿纬动力有限公司
Publication of WO2024050917A1 publication Critical patent/WO2024050917A1/zh

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/244—Secondary casings; Racks; Suspension devices; Carrying devices; Holders characterised by their mounting method
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/249—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders specially adapted for aircraft or vehicles, e.g. cars or trains
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/258—Modular batteries; Casings provided with means for assembling
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/262—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders with fastening means, e.g. locks
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/20—Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders
    • H01M50/271—Lids or covers for the racks or secondary casings
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50—Current conducting connections for cells or batteries
    • H01M50/502—Interconnectors for connecting terminals of adjacent batteries; Interconnectors for connecting cells outside a battery casing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Definitions

  • This application relates to the field of battery technology, for example, to a blister shell structure.
  • a blister shell structure is usually used to fix the electrical connection component.
  • the blister shell structure includes an upper cover and a blister shell body, and the electrical connection component is installed on the blister shell body. After the electrical connection components are installed, fasteners are usually used to pass through the upper cover and the blister shell body in sequence to fasten them as a whole.
  • fasteners are usually used to pass through the upper cover and the blister shell body in sequence to fasten them as a whole.
  • Cooperation and connection lead to poor overall stability of the battery module.
  • This application provides a highly integrated blister shell structure with a stable structure, which can prevent the blister shell body from being dented during assembly and ensure the overall stability of the battery module.
  • the embodiment of the present application provides a blister shell structure, including:
  • the blister shell body is used to install electrical connection components.
  • the blister shell body is provided with a receiving hole, and a mounting portion is provided in the receiving hole.
  • the mounting portion is provided with a second mounting hole, and the receiving hole is A support member is connected between the hole wall and the side wall of the mounting part;
  • Fasteners pass through the first mounting hole and the second mounting hole in order to fix the upper cover to the blister shell body.
  • the number of the supporting members is provided to be multiple, and the plurality of supporting members are radially distributed with the mounting portion as the center.
  • the mounting part is a truncated cone structure formed by drafting.
  • the number of the first mounting holes is set to multiple, and the plurality of first mounting holes are arranged at intervals;
  • the number of the receiving holes is set to be multiple, the mounting part is connected to each of the receiving holes through the support member, and the second mounting hole is opened on each of the mounting parts, and a plurality of The second mounting holes are arranged in one-to-one correspondence with the plurality of first mounting holes, and the fasteners are inserted into each of the second mounting holes and the corresponding first mounting holes.
  • a plurality of the first mounting holes are arranged in a staggered manner, a plurality of the second mounting holes are staggered, and each of the second mounting holes is connected to the corresponding first mounting hole. Align the mounting holes.
  • the fastener is an expansion nail.
  • a first accommodation groove is opened on the blister shell body, and the first accommodation groove is used to accommodate the aluminum row.
  • two spaced-apart limit holes are opened on the wall of the first accommodation groove, and the limit holes are used to accommodate the poles of the battery core.
  • a positioning post is provided in the first accommodation groove, and the positioning post can cooperate with the hole position on the aluminum row.
  • the number of the positioning posts is set to be multiple, and the plurality of positioning posts are arranged at intervals.
  • a plurality of the positioning posts are arranged in a staggered position.
  • the blister shell body is provided with an exhaust hole.
  • the blister shell structure provided by this application is highly integrated with the electrical connection components, reducing the number and cost of battery module components, reducing the weight of the battery module, and improving the energy density and electrical safety performance of the battery system. Secondly, by arranging supports around the mounting part, the blister shell structure is made more stable, preventing the blister shell body from being dented when the fasteners are pressed, which will not affect the fixation of the electrical connection components and ensure the overall stability of the battery module.
  • Figure 1 is an exploded view of the blister shell provided by the embodiment of the present application.
  • Figure 2 is a partial enlarged view of position A in Figure 1;
  • Figure 3 is a bottom view of the blister shell provided by the embodiment of the present application.
  • Blister shell body 21. Accommodation hole; 22. Installation part; 221. Second installation hole; 23. Support member; 24. First accommodation slot; 25. Limiting hole; 26. Positioning column; 27. Exhaust hole; 28. Second accommodation tank;
  • connection should be understood in a broad sense.
  • it can be a fixed connection, a detachable connection, or an integral body.
  • It can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be an internal connection between two elements or an interaction between two elements.
  • connection can be a fixed connection, a detachable connection, or an integral body.
  • It can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium; it can be an internal connection between two elements or an interaction between two elements.
  • the term “above” or “below” a first feature on a second feature may include direct contact between the first and second features, or may also include the first and second features. Not in direct contact but through additional characteristic contact between them.
  • the terms “above”, “above” and “above” a first feature on a second feature include the first feature being directly above and diagonally above the second feature, or simply mean that the level of the first feature is higher than that of the second feature.
  • Horizontal height. “Below”, “under” and “under” the first feature is the second feature includes the first feature being directly below and diagonally below the second feature, or simply means that the horizontal height of the first feature is less than the horizontal height of the second feature.
  • this embodiment provides a blister shell structure.
  • the blister shell structure includes an upper cover 1, a blister shell body 2, a fastener 3, and an electrical connection component (not shown in the figure). ) is fixed on the blister shell body 2, and the upper cover 1 is covered on the blister shell body 2.
  • the electrical connection components are aluminum rows and flexible printed circuit boards (Flexible Printed Circuit, FPC), or aluminum rows and flexible flat cables (Flexible Flat Cable, FFC).
  • the upper cover 1 is provided with a first mounting hole 11, and the blister shell body 2 is provided with a second mounting hole 221.
  • the fastener 3 passes through the first mounting hole 11 and the second mounting hole 221 in order to fix the upper cover 1.
  • the upper cover 1, the electrical connection components and the blister shell body 2 are highly integrated, reducing the number and cost of battery module components, reducing the weight of the battery module, and thereby reducing the cost and cost of the battery system. weight, improving the energy density and electrical safety performance of the battery system.
  • the fastener 3 can be an expansion nail, which ensures a stable connection and facilitates disassembly.
  • the fasteners 3 can also be rivets or screws, as long as the fastening connection between the upper cover 1 and the blister body can be achieved.
  • the blister shell body 2 in order to prevent the blister shell body 2 from collapsing when the fastener 3 is pressed, the blister shell body 2 is provided with a receiving hole 21, and a mounting portion 22 is provided in the receiving hole 21.
  • the mounting portion 22 is provided with a second In the mounting hole 221, a plurality of supporting members 23 are connected between the hole wall of the receiving hole 21 and the side wall of the mounting part 22.
  • the plurality of supporting members 23 are radially distributed with the mounting part 22 as the center.
  • the number of supporting members 23 is not limited here, and can be selected adaptively according to actual needs. Exemplarily, the number of supports 23 is set to three.
  • the mounting part 22 is a truncated cone structure formed by drafting, and the drafting angle is 15°, so that the longitudinal section of the mounting part 22 is a trapezoid with a narrow top and a wide bottom, thereby increasing the support capacity of the mounting part 22. Avoid collapsing the mounting portion 22 when pressing the fastener 3 .
  • the blister shell body 2 and the mounting portion 22 and the support 23 thereon are an integrally formed structure processed through a blister process, and the structure is more stable.
  • the blister process has the advantages of low mold cost, short production period and short mold development time, which greatly reduces product cost and development cycle.
  • the number of first mounting holes 11 is set to multiple, and the plurality of first mounting holes 11 are set at intervals; correspondingly, the number of receiving holes 21 is set to multiple, and each receiving hole 21 is provided with a support member.
  • 23 is connected to a mounting portion 22, each mounting portion 22 is provided with a second mounting hole 221, a plurality of second mounting holes 221 are provided in one-to-one correspondence with the plurality of first mounting holes 11, and each second mounting hole 221 is connected with the plurality of first mounting holes 11.
  • Fasteners 3 are provided in the corresponding first mounting holes 11 to achieve a stable connection between the upper cover 1 and the blister shell body 2 .
  • the number of the first mounting holes 11 and the second mounting holes 221 is set to six, distributed in two rows, and each row is provided with three mounting holes.
  • first mounting holes 11 are staggered
  • six second mounting holes 221 are staggered
  • each second mounting hole 221 is in a different position from the corresponding first mounting hole 11 . Alignment. This setting can prevent workers from making mistakes during installation and improve product production efficiency.
  • the blister shell body 2 is provided with a first accommodating groove 24.
  • the shape of the first accommodating groove 24 matches the shape of the aluminum row and is used to accommodate the aluminum row.
  • the aluminum discharge is placed in the first accommodating groove 24, and the first accommodating groove 24 can play a role in limiting the aluminum discharge, which can increase the strength of the entire blister shell structure.
  • the number of the first accommodating grooves 24 is set to be multiple.
  • the plurality of first accommodating grooves 24 are evenly distributed on both sides of the blister shell body 2. Their number is not limited here, and can be based on the aluminum Adaptive selection is made based on the actual number of platoons.
  • each first accommodation groove 24 is provided with two spaced apart limiting holes 25.
  • the limiting holes 25 are rectangular and are used to accommodate the poles of the battery core. During installation, it can pre-position the entire blister shell structure to facilitate installation by the operator.
  • a positioning post 26 is provided in the first receiving groove 24 , and the positioning post 26 can cooperate with the hole position on the aluminum row.
  • the number of positioning posts 26 is set to multiple, and the multiple positioning posts 26 are arranged at intervals, so that the aluminum row and the blister shell body 2 are further fixed, which greatly improves the stability and reliability of the connection.
  • two positioning posts 26 are provided in the first receiving grooves 24 on the lower left and upper right sides of the blister shell body 2, and four positioning posts 26 are provided on the rest.
  • the four positioning posts 26 are arranged in a staggered manner, which not only can
  • the pre-positioned aluminum row also has a mistake-proof function, which facilitates installation by workers, reduces the error rate, and improves production efficiency.
  • the blister shell body 2 is provided with a plurality of exhaust holes 27 for accommodating the battery core explosion-proof valve to facilitate pressure relief from the exhaust holes 27 when the battery core thermally runs out of control. , eliminate the air pressure inside the battery system, avoid battery system explosion, and reduce risks.
  • the blister shell body 2 is also provided with a second accommodating groove 28.
  • the second accommodating groove 28 is a strip channel and is connected with the first accommodating groove 24 for pre-positioning the FPC. Or FFC, which facilitates the welding and fixing of FPC or FFC.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Battery Mounting, Suspending (AREA)

Abstract

本申请提供了一种吸塑壳结构。该吸塑壳结构包括上盖、吸塑壳本体和紧固件，上盖开设有第一安装孔，吸塑壳本体用于安装电连接组件，吸塑壳本体上开设有容纳孔，容纳孔内设置有安装部，安装部上开设有第二安装孔，容纳孔的孔壁与安装部的侧壁之间连接有支撑件；紧固件依次穿设第一安装孔和第二安装孔，以将上盖盖设并固定于吸塑壳本体上。该吸塑壳结构与电连接组件高度集成，降低了电池模组零部件数量和成本，提高了电池系统的能量密度和电气安全性能。其次，通过设置支撑件，使得吸塑壳结构更加稳定，防止按压紧固件时吸塑壳本体凹陷，保证电池模组整体的稳定性。

Description

吸塑壳结构
本申请要求在2022年09月06日提交中国专利局、申请号为202222366192.0的中国专利申请的优先权，该申请的全部内容通过引用结合在本申请中。
技术领域
本申请涉及电池技术领域，例如涉及一种吸塑壳结构。
背景技术
新能源汽车市场发展迅速，电池模组作为新能源汽车的动力来源，其安全可靠性对整个汽车系统至关重要。
相关技术中，通常采用吸塑壳结构来固定电连接组件，吸塑壳结构包括上盖和吸塑壳本体，电连接组件安装在吸塑壳本体上。在安装完电连接组件后，通常利用紧固件依次穿设上盖和吸塑壳本体，将其紧固为一体。但是，由于吸塑壳本体较薄和材质的原因，在按压紧固件时，容易将吸塑壳本体按塌陷，使得吸塑壳本体存在凹陷，影响电连接组件与吸塑壳本体之间的配合和连接，导致电池模组整体稳定性较差。
因此，亟需提供一种吸塑壳结构，以解决上述问题。
发明内容
本申请提供了一种高度集成的吸塑壳结构，结构稳定，能够防止组装时吸塑壳本体凹陷，保证电池模组整体的稳定性。
本申请实施例提供一种吸塑壳结构，包括：
上盖，所述上盖开设有第一安装孔；
吸塑壳本体，用于安装电连接组件，所述吸塑壳本体上开设有容纳孔，所述容纳孔内设置有安装部，所述安装部上开设有第二安装孔，所述容纳孔的孔壁与安装部的侧壁之间连接有支撑件；
紧固件，依次穿设所述第一安装孔和所述第二安装孔，以将所述上盖固定于所述吸塑壳本体上。
作为一种吸塑壳结构的示例性的方案，所述支撑件的数量设置为多个，多个所述支撑件以所述安装部为中心呈放射状分布。
作为一种吸塑壳结构的示例性的方案，所述安装部为通过拔模所形成的圆 台结构。
作为一种吸塑壳结构的示例性的方案，所述第一安装孔的数量设置为多个，多个所述第一安装孔间隔设置；
所述容纳孔的数量设置为多个，每个所述容纳孔内均通过所述支撑件连接有所述安装部，每个所述安装部上均开设有所述第二安装孔，多个所述第二安装孔与多个所述第一安装孔一一对应设置，每个所述第二安装孔与对应的所述第一安装孔内均穿设有所述紧固件。
作为一种吸塑壳结构的示例性的方案，多个所述第一安装孔错位设置，多个所述第二安装孔错位设置，且每个所述第二安装孔与对应的所述第一安装孔位置对齐。
作为一种吸塑壳结构的示例性的方案，所述紧固件为膨胀钉。
作为一种吸塑壳结构的示例性的方案，所述吸塑壳本体上开设有第一容置槽，所述第一容置槽用于容置铝排。
作为一种吸塑壳结构的示例性的方案，所述第一容置槽的槽壁上开设有两个间隔设置的限位孔，所述限位孔用于容置电芯的极柱。
作为一种吸塑壳结构的示例性的方案，所述第一容置槽内设置有定位柱，所述定位柱能与所述铝排上的孔位配合。
作为一种吸塑壳结构的示例性的方案，所述定位柱的数量设置为多个，多个所述定位柱间隔设置。
作为一种吸塑壳结构的示例性的方案，多个所述定位柱错位设置。
作为一种吸塑壳结构的示例性的方案，所述吸塑壳本体上开设有排气孔。
本申请的有益效果为：
本申请提供的吸塑壳结构，与电连接组件高度集成，降低了电池模组零部件数量和成本，减轻了电池模组重量，提高了电池系统的能量密度和电气安全性能。其次，通过在安装部的四周设置支撑件，使得吸塑壳结构更加稳定，防止按压紧固件时吸塑壳本体凹陷，不会影响电连接组件的固定，保证电池模组整体的稳定性。
附图说明
为了更明显易懂的说明本申请的实施例或相关技术中的技术方案，下面将对实施例或相关技术描述中所需要使用的附图做一简单介绍，下面描述的附图是本申请的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动 的前提下，还可以根据这些附图获得其它的附图。
图1是本申请实施例提供的吸塑壳的爆炸图；
图2是图1中A处的局部放大图；
图3是本申请实施例提供的吸塑壳的仰视图。
图中：
1、上盖；11、第一安装孔；
2、吸塑壳本体；21、容纳孔；22、安装部；221、第二安装孔；23、支撑件；24、第一容置槽；25、限位孔；26、定位柱；27、排气孔；28、第二容置槽；
3、紧固件。
具体实施方式
在本申请的描述中，除非另有明确的规定和限定，术语“相连”、“连接”、“固定”应做广义理解，例如，可以是固定连接，也可以是可拆卸连接，或成一体；可以是机械连接，也可以是电连接；可以是直接相连，也可以通过中间媒介间接相连，可以是两个元件内部的连通或两个元件的相互作用关系。对于本领域的普通技术人员而言，可以根据具体情况理解上述术语在本申请中的具体含义。
在本申请中，除非另有明确的规定和限定，第一特征在第二特征之“上”或之“下”可以包括第一和第二特征直接接触，也可以包括第一和第二特征不是直接接触而是通过它们之间的另外的特征接触。而且，第一特征在第二特征“之上”、“上方”和“上面”包括第一特征在第二特征正上方和斜上方，或仅仅表示第一特征的水平高度高于第二特征的水平高度。第一特征在第二特征“之下”、“下方”和“下面”包括第一特征在第二特征正下方和斜下方，或仅仅表示第一特征的水平高度小于第二特征的水平高度。
在本实施例的描述中，术语“上”、“下”、“左”、“右”等方位或位置关系为基于附图所示的方位或位置关系，仅是为了便于描述和简化操作，而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作，因此不能理解为对本申请的限制。此外，术语“第一”、“第二”仅仅用于在描述上加以区分，并没有特殊的含义。
如图1和图2所示，本实施例提供一种吸塑壳结构，该吸塑壳结构包括上盖1、吸塑壳本体2和紧固件3，电连接组件(图中未示出)固定于吸塑壳本体 2上，上盖1盖设于吸塑壳本体2上。电连接组件为铝排和柔性电路板(Flexible Printed Circuit，FPC)，或者铝排和柔性扁平电缆(Flexible Flat Cable，FFC)。上盖1开设有第一安装孔11，吸塑壳本体2上开设有第二安装孔221，紧固件3依次穿设第一安装孔11和第二安装孔221，以将上盖1固定于吸塑壳本体2上，使得上盖1、电连接组件和吸塑壳本体2高度集成，降低了电池模组零部件数量和成本，减轻了电池模组重量，进而降低电池系统的成本和重量，提高了电池系统的能量密度和电气安全性能。
在本实施例中，紧固件3可选为膨胀钉，连接稳固，方便拆卸。当然，在其他实施例中，紧固件3还可以是铆接件或者螺钉等，只要能实现上盖1和吸塑件本体之间的紧固连接均可以。
参考图2，为了防止按压紧固件3时将吸塑壳本体2按塌，吸塑壳本体2上开设有容纳孔21，容纳孔21内设置有安装部22，安装部22上开设第二安装孔221，容纳孔21的孔壁与安装部22的侧壁之间连接有多个支撑件23，多个支撑件23以安装部22为中心呈放射状分布。支撑件23的数量在此不做限定，可以根据实际需求进行适应性选择。示例性地，支撑件23的数量设置为三个。通过采用这种设置，使得吸塑壳结构更加稳定，防止按压紧固件3时吸塑壳本体2凹陷，不会影响电连接组件的固定，保证电池模组整体的稳定性。
示例性地，安装部22为通过拔模所形成的圆台结构，拔模倾角为15°，使得安装部22的纵向截面为上窄下宽的梯形，以此来增加安装部22的支撑能力，避免摁压紧固件3时将安装部22按塌。
示例性地，吸塑壳本体2以及其上的安装部22和支撑件23为通过吸塑工艺所加工的一体成型结构，结构更加稳定。吸塑工艺具有模具费用低、生产工期短和模具开发时间短的优点，大大降低了产品成本和开发周期。
示例性地，第一安装孔11的数量设置为多个，多个第一安装孔11间隔设置；相对应地，容纳孔21的数量设置为多个，每个容纳孔21内均通过支撑件23连接有安装部22，每个安装部22上均开设有第二安装孔221，多个第二安装孔221与多个第一安装孔11一一对应设置，每个第二安装孔221与对应的第一安装孔11内均穿设有紧固件3，以实现上盖1与吸塑壳本体2之间的稳固连接。在本实施例中，第一安装孔11和第二安装孔221的数量均设置为六个，呈两排分布，每排设置三个安装孔。
示例性地，如图1和图2所示，六个第一安装孔11错位设置，六个第二安装孔221错位设置，且每个第二安装孔221与对应的第一安装孔11位置对齐。这种设置能够防止工人安装时出错，提高产品的生产效率。
如图2所示，吸塑壳本体2上开设有第一容置槽24，第一容置槽24的形状与铝排的形状相适配，用于容置铝排。铝排放置于第一容置槽24中，第一容置槽24可以起到对铝排的限位作用，这样可以增加整个吸塑壳结构的强度。在本实施例中，第一容置槽24的数量设置为多个，多个第一容置槽24均布于吸塑壳本体2的两侧，其数量在此不做限定，可以根据铝排的实际数量进行适应性选择。
示例性地继续参考图2，每个第一容置槽24的槽壁上开设有两个间隔设置的限位孔25，限位孔25为矩形，用于容置电芯的极柱，在安装时可以对整个吸塑壳结构起到预定位的作用，方便操作人员的安装。
示例性地如图2所示，第一容置槽24内设置有定位柱26，定位柱26能与铝排上的孔位配合。示例性地，定位柱26的数量设置为多个，多个定位柱26间隔设置，使得铝排与吸塑壳本体2进一步固定，大大提高了连接的稳定性以及可靠性。
如图1和图2所示，吸塑壳本体2左下和右上的第一容置槽24内设置两个定位柱26，其余设置四个定位柱26，四个定位柱26错位排列，不仅可以预定位铝排，还有防错功能，便于工人安装，降低出错率，提高了生产效率。
作为示例性地方案，如图3所示，吸塑壳本体2上开设有多个排气孔27，用于容置电芯防爆阀，以方便电芯热失控时从排气孔27泄压，消除电池系统内部的气压，避免电池系统爆炸，降低风险。
参考图2和图3，吸塑壳本体2上还开设有第二容置槽28，第二容置槽28为条形通道，且与第一容置槽24相连通，用于预定位FPC或者FFC，方便FPC或者FFC的焊接固定。

Claims (12)

  1. 一种吸塑壳结构，包括：
    上盖(1)，所述上盖(1)开设有第一安装孔(11)；
    吸塑壳本体(2)，用于安装电连接组件，所述吸塑壳本体(2)上开设有容纳孔(21)，所述容纳孔(21)内设置有安装部(22)，所述安装部(22)上开设有第二安装孔(221)，所述容纳孔(21)的孔壁与所述安装部(22)的侧壁之间连接有支撑件(23)；
    紧固件(3)，依次穿设所述第一安装孔(11)和所述第二安装孔(221)，以将所述上盖(1)固定于所述吸塑壳本体(2)上。
  2. 根据权利要求1所述的吸塑壳结构，其中，所述支撑件(23)的数量设置为多个，多个所述支撑件(23)以所述安装部(22)为中心呈放射状分布。
  3. 根据权利要求1所述的吸塑壳结构，其中，所述安装部(22)为通过拔模所形成的圆台结构。
  4. 根据权利要求1所述的吸塑壳结构，其中，所述第一安装孔(11)的数量设置为多个，多个所述第一安装孔(11)间隔设置；
    所述容纳孔(21)的数量设置为多个，每个所述容纳孔(21)内均通过所述支撑件(23)连接有所述安装部(22)，每个所述安装部(22)上均开设有所述第二安装孔(221)，多个所述第二安装孔(221)与多个所述第一安装孔(11)一一对应设置，每个所述第二安装孔(221)与对应的所述第一安装孔(11)内均穿设有所述紧固件(3)。
  5. 根据权利要求4所述的吸塑壳结构，其中，多个所述第一安装孔(11)错位设置，多个所述第二安装孔(221)错位设置，且每个所述第二安装孔(221)与对应的所述第一安装孔(11)位置对齐。
  6. 根据权利要求1所述的吸塑壳结构，其中，所述紧固件(3)为膨胀钉。
  7. 根据权利要求1所述的吸塑壳结构，其中，所述吸塑壳本体(2)上开设有第一容置槽(24)，所述第一容置槽(24)用于容置铝排。
  8. 根据权利要求7所述的吸塑壳结构，其中，所述第一容置槽(24)的槽壁上开设有两个间隔设置的限位孔(25)，所述限位孔(25)用于容置电芯的极柱。
  9. 根据权利要求7所述的吸塑壳结构，其中，所述第一容置槽(24)内设置有定位柱(26)，所述定位柱(26)能与所述铝排上的孔位配合。
  10. 根据权利要求9所述的吸塑壳结构，其中，所述定位柱(26)的数量设置为多个，多个所述定位柱(26)间隔设置。
  11. 根据权利要求10所述的吸塑壳结构，其中，多个所述定位柱(26)错位设置。
  12. 根据权利要求1-11中任一项所述的吸塑壳结构，其中，所述吸塑壳本体(2)上开设有排气孔(27)。
PCT/CN2022/124936 2022-09-06 2022-10-12 吸塑壳结构 WO2024050917A1 (zh)

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110149777A (zh) * 2019-05-06 2019-08-20 蜂巢能源科技有限公司 集成式bms外壳及具有其的电池包
CN214797570U (zh) * 2021-05-31 2021-11-19 蜂巢能源科技有限公司 电池模组三合一采样总成及电池模组
CN215220934U (zh) * 2021-06-16 2021-12-17 湖北亿纬动力有限公司 一种吸塑壳、ccs组件、电池模组及汽车
CN215451705U (zh) * 2021-08-26 2022-01-07 中航锂电科技有限公司 一种电池包
CN216488417U (zh) * 2021-08-24 2022-05-10 湖北亿纬动力有限公司 一种ffc与吸塑盘集成ccs的采集结构及电池模组
CN216750186U (zh) * 2021-12-27 2022-06-14 深圳市正浩创新科技股份有限公司 电池包及储能电源

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110149777A (zh) * 2019-05-06 2019-08-20 蜂巢能源科技有限公司 集成式bms外壳及具有其的电池包
CN214797570U (zh) * 2021-05-31 2021-11-19 蜂巢能源科技有限公司 电池模组三合一采样总成及电池模组
CN215220934U (zh) * 2021-06-16 2021-12-17 湖北亿纬动力有限公司 一种吸塑壳、ccs组件、电池模组及汽车
CN216488417U (zh) * 2021-08-24 2022-05-10 湖北亿纬动力有限公司 一种ffc与吸塑盘集成ccs的采集结构及电池模组
CN215451705U (zh) * 2021-08-26 2022-01-07 中航锂电科技有限公司 一种电池包
CN216750186U (zh) * 2021-12-27 2022-06-14 深圳市正浩创新科技股份有限公司 电池包及储能电源

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