CN217655979U - Sampling structure and battery pack - Google Patents

Sampling structure and battery pack Download PDF

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CN217655979U
CN217655979U CN202221673576.0U CN202221673576U CN217655979U CN 217655979 U CN217655979 U CN 217655979U CN 202221673576 U CN202221673576 U CN 202221673576U CN 217655979 U CN217655979 U CN 217655979U
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sampling
battery
battery module
management system
battery management
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刘学文
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Svolt Energy Technology Co Ltd
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    • YGENERAL 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
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Abstract

本申请公开了一种采样结构和电池包。采样结构用于电池包,电池包包括第一电池模组和第二电池模组,采样结构包括电池管理系统和采样连接条,电池管理系统设置在第一电池模组和第二电池模组之间,采样连接条连接电池管理系统,采样连接条位于第一电池模组和第二电池模组之上,并与第一电池模组和第二电池模组的电极连接。如此,采样连接条由两侧向中间汇集与电池管理系统连接,使得采样结构回路长度短,降低了采样成本。

Figure 202221673576

The present application discloses a sampling structure and a battery pack. The sampling structure is used for a battery pack. The battery pack includes a first battery module and a second battery module. The sampling structure includes a battery management system and a sampling connection strip. The battery management system is arranged between the first battery module and the second battery module. During the time, the sampling connecting strip is connected to the battery management system, and the sampling connecting strip is located on the first battery module and the second battery module, and is connected with the electrodes of the first battery module and the second battery module. In this way, the sampling connecting strips are collected from two sides to the middle and connected to the battery management system, so that the length of the sampling structure loop is short and the sampling cost is reduced.

Figure 202221673576

Description

采样结构及电池包Sampling structure and battery pack

技术领域technical field

本申请涉及电池包技术领域,尤其涉及一种采样结构及电池包。The present application relates to the technical field of battery packs, and in particular, to a sampling structure and a battery pack.

背景技术Background technique

目前,电池包为了降低成本以及减少零部件数量,通常使用大模组或无模组的设计方案,电池包的采样电池管理系统多数采用集中式布置或者放置在模组的一端,然而,如此布置的采样电池管理系统的采样回路较长,成本较高。At present, in order to reduce costs and reduce the number of components, battery packs usually use large modules or no-module designs. Most sampling battery management systems for battery packs are centrally arranged or placed at one end of the module. The sampling loop of the sampling battery management system is longer and the cost is higher.

实用新型内容Utility model content

有鉴于此,本申请提供一种采样结构及电池包,解决现有采样结构采样回路较长以及成本较高等问题。In view of this, the present application provides a sampling structure and a battery pack, which solve the problems of long sampling loop and high cost of the existing sampling structure.

本申请提供一种采样结构,用于电池包,所述电池包包括依次排列的第一电池模组和第二电池模组,所述采样结构包括:The application provides a sampling structure for a battery pack, the battery pack includes a first battery module and a second battery module arranged in sequence, and the sampling structure includes:

电池管理系统,设置于所述第一电池模组和所述第二电池模组之间;a battery management system, disposed between the first battery module and the second battery module;

连接所述电池管理系统的采样连接条,所述采样连接条设置于所述第一电池模组和所述第二电池模组顶部以和所述第一电池模组和所述第二电池模组顶部的电极连接。Connect the sampling connecting strip of the battery management system, the sampling connecting strip is arranged on the top of the first battery module and the second battery module to connect with the first battery module and the second battery module Electrode connections at the top of the group.

本申请实施方式的采样结构中,电池包包括第一电池模组和第二电池模组,采样结构包括电池管理系统和采样连接条,电池管理系统设置在第一电池模组和第二电池模组之间,采样连接条连接电池管理系统,采样连接条位于第一电池模组和第二电池模组顶部,并与第一电池模组和第二电池模组的电极连接。如此,采样连接条由两侧向中间汇集与电池管理系统连接,采样回路长度短,降低了采样成本。In the sampling structure of the embodiment of the present application, the battery pack includes a first battery module and a second battery module, the sampling structure includes a battery management system and a sampling connecting strip, and the battery management system is arranged on the first battery module and the second battery module. Between the groups, the sampling connecting strip is connected to the battery management system, and the sampling connecting strip is located on the top of the first battery module and the second battery module, and is connected with the electrodes of the first battery module and the second battery module. In this way, the sampling connecting strip is collected from two sides to the middle and connected to the battery management system, the length of the sampling loop is short, and the sampling cost is reduced.

在某些实施方式中,所述采样结构包括采样连接器,所述采样连接器设置于所述采样连接条下部并与所述电池管理系统连接。In some embodiments, the sampling structure includes a sampling connector, the sampling connector is disposed at the lower part of the sampling connecting bar and connected with the battery management system.

在某些实施方式中,所述电池管理系统包括:In some embodiments, the battery management system includes:

电路板;circuit board;

采样接口,所述采样接口设置于所述电路板靠近所述采样连接条一侧的长边。A sampling interface, the sampling interface is arranged on the long side of the circuit board near the sampling connecting strip.

在某些实施方式中,所述采样连接条包括多个,多个所述采样连接条沿所述采样连接条长度垂直方向间隔排列,每个所述采样连接条通过一个所述采样连接器连接一个对应设置的所述采样接口。In some embodiments, the sampling connecting strips include a plurality of sampling connecting strips, the sampling connecting strips are arranged at intervals along the vertical direction of the length of the sampling connecting strips, and each sampling connecting strip is connected by one of the sampling connectors A corresponding setting of the sampling interface.

在某些实施方式中,所述采样连接条包括4条,第一采样连接条与第二采样连接条的第一间隔等于第三采样连接条与第四采样连接条的第二间隔,所述第二采样连接条与所述第三采样连接条的第三间隔大于所述第一间隔。In some embodiments, the sampling connection strips include 4, the first interval between the first sampling connection strip and the second sampling connection strip is equal to the second interval between the third sampling connection strip and the fourth sampling connection strip, and the The third interval between the second sampling connection bar and the third sampling connection bar is greater than the first interval.

在某些实施方式中,所述电池管理系统还包括:In certain embodiments, the battery management system further includes:

通信接口,所述通信接口设置于所述电路板的短边。A communication interface, the communication interface is arranged on the short side of the circuit board.

本申请提供一种电池包,所述电池包包括第一电池模组、第二电池模组以及上述任意一项所述的采样结构,所述采样结构设置于所述第一电池模组和所述第二电池模组之间。The present application provides a battery pack, the battery pack includes a first battery module, a second battery module and the sampling structure described in any one of the above, wherein the sampling structure is arranged on the first battery module and the sampling structure. between the second battery modules.

在某些实施方式中,所述电池包还包括:In certain embodiments, the battery pack further includes:

金属壳体,所述金属壳体位于所述第一电池模组和所述第二电池模组之间,所述电池管理系统位于所述金属壳体内。A metal casing, the metal casing is located between the first battery module and the second battery module, and the battery management system is located in the metal casing.

在某些实施方式中,所述金属壳体包括:In certain embodiments, the metal housing includes:

多个第一面,多个所述第一面分别贴合所述第一电池模组和所述第二电池模组;a plurality of first surfaces, wherein the plurality of first surfaces are respectively attached to the first battery module and the second battery module;

多个第二面,其中一个所述第二面开设有多个第一通孔,多个所述第一面和多个第二面合围形成容纳空间,所述电池管理系统位于所述容纳空间内且所述电池管理系统的采样接口与所述第一通孔对齐;a plurality of second surfaces, wherein one of the second surfaces is provided with a plurality of first through holes, a plurality of the first surfaces and a plurality of the second surfaces enclose a receiving space, and the battery management system is located in the receiving space inside and the sampling interface of the battery management system is aligned with the first through hole;

多个第三面,所述第三面上具有多个第二通孔,所述电池管理系统的通信接口朝向所述第三面。A plurality of third surfaces, the third surfaces are provided with a plurality of second through holes, and the communication interface of the battery management system faces the third surfaces.

在某些实施方式中,所述金属壳体还包括:In certain embodiments, the metal housing further comprises:

横板,所述横板位于所述容纳空间内并将所述容纳空间分割成多个,所述电池管理系统位于其中一个所述容纳空间内。A horizontal plate, the horizontal plate is located in the accommodating space and divided into a plurality of the accommodating spaces, and the battery management system is located in one of the accommodating spaces.

本申请的附加方面和优点将在下面的描述中部分给出,部分将从下面的描述中变得明显,或通过本申请的实践了解到。Additional aspects and advantages of the present application will be set forth, in part, from the following description, and in part will become apparent from the following description, or may be learned by practice of the present application.

附图说明Description of drawings

本申请的上述和/或附加的方面和优点从结合下面附图对实施方式的描述中将变得明显和容易理解,其中:The above and/or additional aspects and advantages of the present application will become apparent and readily understood from the following description of embodiments taken in conjunction with the accompanying drawings, wherein:

图1是本申请实施方式的采样结构的结构示意图;1 is a schematic structural diagram of a sampling structure according to an embodiment of the present application;

图2是本申请实施方式的电池管理系统的结构示意图;2 is a schematic structural diagram of a battery management system according to an embodiment of the present application;

图3是本申请实施方式的电池包的结构示意图;3 is a schematic structural diagram of a battery pack according to an embodiment of the present application;

图4是本申请实施方式的金属壳体的结构示意图。FIG. 4 is a schematic structural diagram of a metal case according to an embodiment of the present application.

主要元件符号说明:Description of main component symbols:

电池包1000、采样结构100、电池管理系统110、电路板111、采样接口112、通信接口113、采样连接条120、采样连接器130、第一电池模组200、第二电池模组300、金属壳体400、第一面410、横板420、第二面430、第一通孔431、第三面440、第二通孔441。Battery pack 1000, sampling structure 100, battery management system 110, circuit board 111, sampling interface 112, communication interface 113, sampling connecting strip 120, sampling connector 130, first battery module 200, second battery module 300, metal The casing 400 , the first surface 410 , the horizontal plate 420 , the second surface 430 , the first through hole 431 , the third surface 440 , and the second through hole 441 .

具体实施方式Detailed ways

下面详细描述本申请的实施方式,所述实施方式的示例在附图中示出,其中自始至终相同或类似的标号表示相同或类似的元件或具有相同或类似功能的元件。下面通过参考附图描述的实施方式是示例性的,仅用于解释本申请,而不能理解为对本申请的限制。Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary, only used to explain the present application, and should not be construed as a limitation on the present application.

在本申请的描述中,需要理解的是,术语“中心”、“纵向”、“横向”、“长度”、“宽度”、“厚度”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”、“内”、“外”、“顺时针”、“逆时针”等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为了便于描述本申请和简化描述,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”仅用于描述目的,而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此,限定有“第一”、“第二”的特征可以明示或者隐含地包括一个或者更多个所述特征。在本申请的描述中,“多个”的含义是两个或两个以上,除非另有明确具体的限定。In the description of this application, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", " rear, left, right, vertical, horizontal, top, bottom, inside, outside, clockwise, counterclockwise, etc., or The positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, Therefore, it should not be construed as a limitation on this application. In addition, the terms "first" and "second" are only used for descriptive purposes, and should not be construed as indicating or implying relative importance or implying the number of indicated technical features. Thus, features defined as "first", "second" may expressly or implicitly include one or more of said features. In the description of the present application, "plurality" means two or more, unless otherwise expressly and specifically defined.

在本申请的描述中,需要说明的是,除非另有明确的规定和限定,术语“安装”、“相连”、“连接”应做广义理解,例如,可以是固定连接,也可以是可拆卸连接,或一体地连接;可以是机械连接,也可以是电连接或可以相互通讯;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。In the description of this application, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection or a detachable connection Connection, or integral connection; it can be mechanical connection, electrical connection or can communicate with each other; it can be directly connected or indirectly connected through an intermediate medium, it can be the internal communication of two elements or the interaction of two elements relation. For those of ordinary skill in the art, the specific meanings of the above terms in this application can be understood according to specific situations.

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水平高度高于第二特征。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水平高度小于第二特征。In this application, unless otherwise expressly specified and defined, a first feature "on" or "under" a second feature may include direct contact between the first and second features, or may include the first and second features Not directly but through additional features between them. Also, the first feature being "above", "over" and "above" the second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is level higher than the second feature. The first feature is "below", "below" and "below" the second feature includes the first feature being directly below and diagonally below the second feature, or simply means that the first feature has a lower level than the second feature.

下文的公开提供了许多不同的实施方式或例子用来实现本申请的不同结构。为了简化本申请的公开,下文中对特定例子的部件和设置进行描述。当然,它们仅仅为示例,并且目的不在于限制本申请。此外,本申请可以在不同例子中重复参考数字和/或参考字母,这种重复是为了简化和清楚的目的,其本身不指示所讨论各种实施方式和/或设置之间的关系。此外,本申请提供了的各种特定的工艺和材料的例子,但是本领域普通技术人员可以意识到其他工艺的应用和/或其他材料的使用。The following disclosure provides many different embodiments or examples for implementing different structures of the present application. To simplify the disclosure of the present application, the components and arrangements of specific examples are described below. Of course, they are only examples and are not intended to limit the application. Furthermore, this application may repeat reference numerals and/or reference letters in different instances for the purpose of simplicity and clarity, and does not in itself indicate a relationship between the various embodiments and/or arrangements discussed. In addition, this application provides examples of various specific processes and materials, but one of ordinary skill in the art will recognize the application of other processes and/or the use of other materials.

请一并参阅图1-4,本申请实施方式提供了一种采样结构100,采样结构100用于电池包1000,电池包1000包括依次排列的第一电池模组200和第二电池模组300,采样结构100包括电池管理系统110和采样连接条120。电池管理系统110设置于第一电池模组200和第二电池模组300之间,采样连接条120连接电池管理系统110,采样连接条120设置于第一电池模组200和第二电池模组300顶部,并和第一电池模组200和第二电池模组300顶部的电极连接。Please refer to FIGS. 1-4 together. The embodiment of the present application provides a sampling structure 100. The sampling structure 100 is used for a battery pack 1000. The battery pack 1000 includes a first battery module 200 and a second battery module 300 arranged in sequence. , the sampling structure 100 includes a battery management system 110 and a sampling connection bar 120 . The battery management system 110 is arranged between the first battery module 200 and the second battery module 300 , the sampling connection bar 120 is connected to the battery management system 110 , and the sampling connection bar 120 is arranged between the first battery module 200 and the second battery module 300, and connected to the electrodes on the tops of the first battery module 200 and the second battery module 300.

本申请实施方式的采样结构100中,通过将采样连接条120设置在第一电池模组200和第二电池模组300顶部,使得采样连接条120能够将第一电池模组200和第二电池模组300上采样得到的电压或温度等信号汇总至电池管理系统110。通过将电池管理系统110设置于第一电池模组200和第二电池模组300之间,且电池管理系统110与采样连接条120连接,如此,采样连接条120由两侧向中间汇集与电池管理系统110连接,使得采样结构100回路长度短,成本低。In the sampling structure 100 of the embodiment of the present application, by disposing the sampling connecting bar 120 on top of the first battery module 200 and the second battery module 300 , the sampling connecting bar 120 can connect the first battery module 200 and the second battery Signals such as voltage or temperature sampled on the module 300 are aggregated to the battery management system 110 . By arranging the battery management system 110 between the first battery module 200 and the second battery module 300, and connecting the battery management system 110 to the sampling connecting bar 120, the sampling connecting bar 120 is collected from both sides to the middle to the battery The management system 110 is connected, so that the loop length of the sampling structure 100 is short and the cost is low.

具体地,电池管理系统110位于第一电池模组200和第二电池模组300之间,电池管理系统110可以是矩形,电池管理系统110用于将采样连接条120收集到关于电池模组的采样信息传递给其他模块。Specifically, the battery management system 110 is located between the first battery module 200 and the second battery module 300 , the battery management system 110 may be a rectangle, and the battery management system 110 is used to collect the sampling connection strips 120 into data about the battery modules. Sampling information is passed to other modules.

采样连接条120可以为柔性线路板(Flexible Printed Circuit,FPC)或柔性扁平电缆(Flexible Flat Cable,FFC)等导电金属材质制成,采样连接条120位于第一电池模组200和第二电池模组300顶部,采样连接条120用于连接第一电池模组200和第二电池模组300顶部的电极,从而可采集电池模组的电压或温度等信号,进一步的,采样连接条120将采集到的信号传递给电池管理系统110。采样连接条120的数量可以是一个也可以为多个,在此不做限定。The sampling connection bar 120 may be made of a conductive metal material such as a flexible printed circuit (Flexible Printed Circuit, FPC) or a flexible flat cable (Flexible Flat Cable, FFC). The sampling connection bar 120 is located on the first battery module 200 and the second battery module On the top of the group 300, the sampling connection bar 120 is used to connect the electrodes on the top of the first battery module 200 and the second battery module 300, so that the voltage or temperature of the battery module can be collected. Further, the sampling connection bar 120 will collect The received signal is passed to the battery management system 110 . The number of sampling connection bars 120 may be one or more, which is not limited herein.

如此,采样连接条120由两侧向中间汇集与电池管理系统110连接,使得采样结构100回路长度短,降低了采样成本。In this way, the sampling connecting bars 120 are collected from both sides to the middle and connected to the battery management system 110 , so that the loop length of the sampling structure 100 is short and the sampling cost is reduced.

请参阅图1,在某些实施方式中,采样结构100包括采样连接器130,采样连接器130设置于采样连接条120下部并与电池管理系统110连接。Referring to FIG. 1 , in some embodiments, the sampling structure 100 includes a sampling connector 130 , and the sampling connector 130 is disposed at the lower part of the sampling connecting bar 120 and connected to the battery management system 110 .

具体地,采样连接器130设置于采样连接条120下部,采样连接器130可以是多个,用于将采样连接条120采集到的电池模组信号传递给电池管理系统110,相较于单个采样连接器130,多个采样连接器130能够传递更多电池模组信号至电池管理系统110。应当理解的,采样连接器130的数量与采样连接条120的数量一致,具体数量在此不做限定。Specifically, the sampling connector 130 is disposed at the lower part of the sampling connecting bar 120, and there may be multiple sampling connectors 130, which are used to transmit the battery module signal collected by the sampling connecting bar 120 to the battery management system 110, compared with a single sampling connector 130 The connector 130 , a plurality of sampling connectors 130 can transmit more battery module signals to the battery management system 110 . It should be understood that the number of sampling connectors 130 is consistent with the number of sampling connecting bars 120, and the specific number is not limited herein.

如此,采样连接器130用于传递采样连接条120采集的电池模组信号,使得电池模组信号能够传递至电池管理系统110。In this way, the sampling connector 130 is used to transmit the battery module signal collected by the sampling connection bar 120 , so that the battery module signal can be transmitted to the battery management system 110 .

请参阅图2,在某些实施方式中,电池管理系统110包括电路板111和采样接口112,采样接口112设置于电路板111靠近采样连接条120一侧的长边上。Referring to FIG. 2 , in some embodiments, the battery management system 110 includes a circuit board 111 and a sampling interface 112 . The sampling interface 112 is disposed on the long side of the circuit board 111 near the sampling connecting bar 120 .

具体地,电路板111可以是柔性电路板(Flexible Printed Circui,FPC),FPC具有配线密度高、重量轻、厚度薄等特点,电路板111能够为电池管理系统110提供电路,从而进行信号传递。采样接口112位于电路板111靠近采样连接条120一侧的长边,采样接口112用于与采样连接器130连接,从而实现信号传递。应当理解的,采样接口112的数量和位置与采样连接器130对应。Specifically, the circuit board 111 may be a flexible printed circuit (FPC), which has the characteristics of high wiring density, light weight, and thin thickness. The circuit board 111 can provide a circuit for the battery management system 110 to transmit signals. . The sampling interface 112 is located on the long side of the circuit board 111 near the sampling connecting strip 120 , and the sampling interface 112 is used for connecting with the sampling connector 130 to realize signal transmission. It should be understood that the number and location of sampling interfaces 112 correspond to sampling connectors 130 .

如此,电池模组信号由采样连接条120进行采集,通过采样连接器130,进入采样接口112从而抵达电池管理系统110,实现信号传递。In this way, the signal of the battery module is collected by the sampling connection bar 120 , enters the sampling interface 112 through the sampling connector 130 , and reaches the battery management system 110 to realize signal transmission.

请参阅图1,在某些实施方式中,采样连接条120包括多个,多个采样连接条120沿采样连接条120长度垂直方向间隔排列,每个采样连接条120通过一个采样连接器130连接一个对应设置的采样接口112。Referring to FIG. 1 , in some embodiments, the sampling connecting bars 120 include a plurality of sampling connecting bars 120 arranged at intervals along the vertical direction of the length of the sampling connecting bars 120 , and each sampling connecting bar 120 is connected by a sampling connector 130 A correspondingly configured sampling interface 112 .

具体地,采样连接条120可以是多个,多个采样连接条120沿采样连接条120的长度垂直方向间隔排列,分布在电池模组上,例如,采样连接条120可以是四条,第一采样连接条120与第二采样连接条120的第一间隔等于第三采样连接条120与第四采样连接条120的第二间隔,第二采样连接条120与第三采样连接条120的第三间隔大于第一间隔。应当理解的,采样连接条120的数量与间隔,可根据实际情况自行配置,在此不做限定。每个采样连接条120上都有一个采样连接器130,采样连接条120通过采样连接器130连接对应的采样接口112,从而实现信号传递。Specifically, there may be multiple sampling connecting bars 120, and the multiple sampling connecting bars 120 are arranged at intervals along the vertical direction of the length of the sampling connecting bars 120, and are distributed on the battery module. For example, there may be four sampling connecting bars 120. The first interval between the connection bar 120 and the second sampling connection bar 120 is equal to the second interval between the third sampling connection bar 120 and the fourth sampling connection bar 120 , and the third interval between the second sampling connection bar 120 and the third sampling connection bar 120 greater than the first interval. It should be understood that the number and interval of the sampling connecting strips 120 can be configured according to the actual situation, which is not limited here. Each sampling connection bar 120 has a sampling connector 130 , and the sampling connection bar 120 is connected to the corresponding sampling interface 112 through the sampling connector 130 , thereby realizing signal transmission.

如此,通过设置多个采样连接条120,可以同时对更多数量的电池模组进行采样,从而提高采样结构100的采样效率。In this way, by arranging a plurality of sampling connecting bars 120 , a larger number of battery modules can be sampled at the same time, thereby improving the sampling efficiency of the sampling structure 100 .

请参阅图2,在某些实施方式中,电池管理系统110还包括通信接口113,通信接口113位于电路板111的短边上。Referring to FIG. 2 , in some embodiments, the battery management system 110 further includes a communication interface 113 , and the communication interface 113 is located on the short side of the circuit board 111 .

具体地,设置在电路板111短边上的通信接口113用于与电池包1000上的其他电子元器件进行通信,通信接口113可以是一个或多个。例如,当通信接口113是两个,采样连接条120为四条时,两个通信接口113位于电路板111两个短边上,第一采样连接条120与第二采样连接条120所采集的信号传递至第一通信接口113。第三采样连接条120与第四采样连接条120所采集的信号传递至第二通信接口113,在电路板111上信号传递进行分流,从而减短采样回路。Specifically, the communication interface 113 disposed on the short side of the circuit board 111 is used to communicate with other electronic components on the battery pack 1000 , and there may be one or more communication interfaces 113 . For example, when there are two communication interfaces 113 and four sampling connection strips 120, the two communication interfaces 113 are located on the two short sides of the circuit board 111, and the signals collected by the first sampling connection strip 120 and the second sampling connection strip 120 Passed to the first communication interface 113 . The signals collected by the third sampling connection bar 120 and the fourth sampling connection bar 120 are transmitted to the second communication interface 113 , and the signal transmission is split on the circuit board 111 , thereby shortening the sampling loop.

如此,电池管理系统110可以通过通信接口113将采集到的信号传递给其他电子元器件,从而实现电池包1000的采样信息传递。多个通信接口113可以减短采样结构100的采样回路。In this way, the battery management system 110 can transmit the collected signals to other electronic components through the communication interface 113 , so as to realize the transmission of the sampling information of the battery pack 1000 . Multiple communication interfaces 113 can shorten the sampling loop of sampling structure 100 .

请参阅图3,本申请实施方式还提供了一种电池包1000,电池包1000包括第一电池模组200、第二电池模组300和上述的采样结构100。采样结构100设置于第一电池模组200和第二电池模组300之间。Referring to FIG. 3 , an embodiment of the present application further provides a battery pack 1000 . The battery pack 1000 includes a first battery module 200 , a second battery module 300 and the above-mentioned sampling structure 100 . The sampling structure 100 is disposed between the first battery module 200 and the second battery module 300 .

具体地,采样结构100位于第一电池模组200和第二电池模组300之间,采样结构100能够采集和传递电池模组的电压或温度等信号。Specifically, the sampling structure 100 is located between the first battery module 200 and the second battery module 300, and the sampling structure 100 can collect and transmit signals such as voltage or temperature of the battery module.

如此,采样结构100设置于第一电池模组200和第二电池模组300之间,能够同时采集第一电池模组200和第二电池模组300,进一步的,采样信息由两侧向中间汇集,使得采样结构100回路长度短,降低了采样成本。In this way, the sampling structure 100 is disposed between the first battery module 200 and the second battery module 300, and can simultaneously collect the first battery module 200 and the second battery module 300. Further, the sampling information is from two sides to the middle. The collection makes the loop length of the sampling structure 100 short and reduces the sampling cost.

请参阅图3,电池包1000还包括金属壳体400,金属壳体400位于第一电池模组200和所述第二电池模组300之间,电池管理系统110位于金属壳体400内。Referring to FIG. 3 , the battery pack 1000 further includes a metal casing 400 , the metal casing 400 is located between the first battery module 200 and the second battery module 300 , and the battery management system 110 is located in the metal casing 400 .

具体地,金属壳体400可以由金属铝采用挤压成型的工艺制成,金属壳体400可以是长方体,金属壳体400的长度和高度与电池模组的长度和高度相同,金属壳体400的宽度与电池管理系统110适配,电池管理系统110设置于金属壳体400内,金属壳体400位于第一电池模组200和所述第二电池模组300之间。Specifically, the metal shell 400 can be made of metal aluminum by extrusion molding process, the metal shell 400 can be a rectangular parallelepiped, the length and height of the metal shell 400 are the same as the length and height of the battery module, the metal shell 400 The width of the battery management system 110 is adapted to the battery management system 110 , and the battery management system 110 is arranged in the metal casing 400 , and the metal casing 400 is located between the first battery module 200 and the second battery module 300 .

如此,金属壳体400的长度和高度与电池模组的长度和高度相同,使得第一电池模组200、第二电池模组300和金属壳体400结合成一个更大的长方体,用于稳定电池包1000内部结构。金属壳体400可以保护设置在金属壳体400内部的电池管理系统110,保持电池管理系统110的完整性,使得采样结构100可以正常运行。In this way, the length and height of the metal casing 400 are the same as those of the battery module, so that the first battery module 200 , the second battery module 300 and the metal casing 400 are combined into a larger cuboid for stability Internal structure of battery pack 1000. The metal casing 400 can protect the battery management system 110 disposed inside the metal casing 400 , maintain the integrity of the battery management system 110 , so that the sampling structure 100 can operate normally.

请参阅图4,金属壳体400包括多个第一面410、多个第二面430和多个第三面440,多个第一面410分别贴合第一电池模组200和第二电池模组300,其中一个第二面430开设有多个第一通孔431,多个第一面410和多个第二面430合围形成容纳空间,电池管理系统110位于容纳空间内,电池管理系统110的采样接口112与第一通孔431对齐,多个第三面440开设有多个第二通孔441,多个通信接口113朝向多个第三面440。Please refer to FIG. 4 , the metal case 400 includes a plurality of first surfaces 410 , a plurality of second surfaces 430 and a plurality of third surfaces 440 , and the plurality of first surfaces 410 are respectively attached to the first battery module 200 and the second battery In the module 300, a plurality of first through holes 431 are formed on one of the second surfaces 430, the plurality of first surfaces 410 and the plurality of second surfaces 430 are enclosed to form a receiving space, the battery management system 110 is located in the receiving space, and the battery management system The sampling interface 112 of 110 is aligned with the first through holes 431 , the plurality of third surfaces 440 are provided with a plurality of second through holes 441 , and the plurality of communication interfaces 113 face the plurality of third surfaces 440 .

具体地,金属壳体400包括两个第一面410、两个第二面430和两个第三面440,两个第一面410分别贴合第一电池模组200和第二电池模组300,一个第二面430上开设有多个用于避让采样接口112的第一通孔431,第一通孔431大小与采样连接器130适配,使得采样连接器130能够通过第一通孔431。电池管理系统110位于两个第一面410与两个第二面430合围形成的容纳空间内,两个第三面440开设有两个第二通孔441,第二通孔441为通信接口113与其他模组连接提供通道,例如,当通信接口113为两个时,两个通信接口113分别朝向两个第二通孔441,两个通信接口113可以分别通过两个第二通孔441与其他模组连接。Specifically, the metal casing 400 includes two first surfaces 410 , two second surfaces 430 and two third surfaces 440 , and the two first surfaces 410 are respectively attached to the first battery module 200 and the second battery module 300, a plurality of first through holes 431 for avoiding the sampling interface 112 are opened on a second surface 430, and the size of the first through holes 431 is adapted to the sampling connector 130, so that the sampling connector 130 can pass through the first through holes 431. The battery management system 110 is located in the accommodating space enclosed by the two first surfaces 410 and the two second surfaces 430 . The two third surfaces 440 are provided with two second through holes 441 , and the second through holes 441 are the communication interface 113 A channel is provided for connection with other modules. For example, when there are two communication interfaces 113, the two communication interfaces 113 face the two second through holes 441 respectively, and the two communication interfaces 113 can be connected with each other through the two second through holes 441 respectively. Other mods are connected.

如此,通过让采样连接器130穿过第一通孔431与金属壳体400内部的采样接口112连接,且通过第二通孔441可以使通信接口113连接其他模组,从而实现采样信息传递。容纳空间可以对电池管理系统110进行保护,保持电池管理系统110的完整性,使得采样结构100可以正常运行。In this way, the sampling connector 130 is connected to the sampling interface 112 inside the metal casing 400 through the first through hole 431 , and the communication interface 113 can be connected to other modules through the second through hole 441 , thereby realizing sampling information transmission. The accommodating space can protect the battery management system 110 and maintain the integrity of the battery management system 110, so that the sampling structure 100 can operate normally.

请参阅图4,金属壳体400还包括横板420,横板420位于容纳空间内,并将容纳空间分割成多个,电池管理系统110位于其中一个容纳空间。Referring to FIG. 4 , the metal casing 400 further includes a horizontal plate 420 , the horizontal plate 420 is located in the accommodating space, and divides the accommodating space into a plurality of accommodating spaces, and the battery management system 110 is located in one of the accommodating spaces.

具体地,金属壳体400内部设置至少一个横板420,横板420可以支撑金属壳体400内部的电池管理系统110,限制电池管理系统110在金属壳体400内部移动,横板420将一个容纳空间分割成为两个或两个以上的容纳空间,且横板420可以将单个第二通孔441分隔成两个或两个以上第二通孔441,电池管理系统110位于靠近第一通孔431的一个容纳空间内。Specifically, at least one horizontal plate 420 is disposed inside the metal casing 400 , the horizontal plate 420 can support the battery management system 110 inside the metal casing 400 and restrict the movement of the battery management system 110 inside the metal casing 400 , and the horizontal plate 420 accommodates a battery management system 110 inside the metal casing 400 The space is divided into two or more accommodating spaces, and the horizontal plate 420 can divide a single second through hole 441 into two or more second through holes 441 , and the battery management system 110 is located close to the first through hole 431 in a holding space.

如此,通过横板420限制电池管理系统110,防止电池管理系统110在金属壳体400内部移动,位于容纳空间内的电池管理系统110可以通过第一通孔431与容纳空间外的采样连接条120连接,实现采样回路。In this way, the battery management system 110 is restricted by the horizontal plate 420 to prevent the battery management system 110 from moving inside the metal casing 400 , and the battery management system 110 located in the accommodating space can be connected to the sampling connection bar 120 outside the accommodating space through the first through hole 431 connection to realize the sampling loop.

在本说明书的描述中,参考术语“一个实施方式”、“某些实施方式”、“示意性实施方式”、“示例”、“具体示例”、或“一些示例”等的描述意指结合所述实施方式或示例描述的具体特征、结构、材料或者特点包含于本申请的至少一个实施方式或示例中。在本说明书中,对上述术语的示意性表述不一定指的是相同的实施方式或示例。而且,描述的具体特征、结构、材料或者特点可以在任何的一个或多个实施方式或示例中以合适的方式结合。In the description of this specification, reference to the terms "one embodiment," "some embodiments," "exemplary embodiment," "example," "specific example," or "some examples", etc. A particular feature, structure, material, or characteristic described in this embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

尽管已经示出和描述了本申请的实施方式,本领域的普通技术人员可以理解:在不脱离本申请的原理和宗旨的情况下可以对这些实施方式进行多种变化、修改、替换和变型,本申请的范围由权利要求及其等同物限定。Although the embodiments of the present application have been shown and described, those of ordinary skill in the art will appreciate that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, The scope of the application is defined by the claims and their equivalents.

Claims (10)

1. The utility model provides a sampling structure for the battery package, its characterized in that, the battery package is including the first battery module and the second battery module that arrange in proper order, sampling structure includes:
the battery management system is arranged between the first battery module and the second battery module;
connect battery management system's sampling connecting strip, the sampling connecting strip set up in first battery module with second battery module top with first battery module with the electrode connection at second battery module top.
2. The sampling structure of claim 1, wherein the sampling structure comprises a sampling connector disposed on a lower portion of the sampling connection strip and connected to the battery management system.
3. The sampling structure of claim 2, wherein the battery management system comprises:
a circuit board;
the sampling interface is arranged on the long edge of one side, close to the sampling connecting strip, of the circuit board.
4. The sampling structure of claim 3, wherein the sampling connecting strip comprises a plurality of sampling connecting strips, the plurality of sampling connecting strips are arranged at intervals along the length direction of the sampling connecting strip, and each sampling connecting strip is connected with a corresponding sampling interface through one sampling connector.
5. The sampling structure according to claim 4, wherein the sampling connection bars comprise 4 sampling connection bars, a first spacing of a first sampling connection bar from a second sampling connection bar being equal to a second spacing of a third sampling connection bar from a fourth sampling connection bar, the third spacing of the second sampling connection bar from the third sampling connection bar being greater than the first spacing.
6. The sampling structure of claim 3, wherein the battery management system further comprises:
and the communication interface is arranged on the short side of the circuit board.
7. A battery pack, comprising a first battery module, a second battery module, and the sampling structure of any one of claims 1-6, wherein the sampling structure is disposed between the first battery module and the second battery module.
8. The battery pack according to claim 7, further comprising:
the metal shell is positioned between the first battery module and the second battery module, and the battery management system is positioned in the metal shell.
9. The battery pack of claim 8, wherein the metal housing comprises:
the first surfaces are respectively attached to the first battery module and the second battery module;
the battery management system comprises a plurality of second surfaces, a plurality of first through holes are formed in one of the second surfaces, the first surfaces and the second surfaces surround to form an accommodating space, the battery management system is located in the accommodating space, and a sampling interface of the battery management system is aligned to the first through holes;
and the third surface is provided with a plurality of second through holes, and the communication interface of the battery management system faces the third surface.
10. The battery pack of claim 9, wherein the metal case further comprises:
the transverse plate is located in the accommodating space and divides the accommodating space into a plurality of parts, and the battery management system is located in one of the accommodating spaces.
CN202221673576.0U 2022-06-29 2022-06-29 Sampling structure and battery pack Active CN217655979U (en)

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