CN211455900U - 一种动力电池包液冷系统结构 - Google Patents

一种动力电池包液冷系统结构 Download PDF

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CN211455900U
CN211455900U CN202020054171.3U CN202020054171U CN211455900U CN 211455900 U CN211455900 U CN 211455900U CN 202020054171 U CN202020054171 U CN 202020054171U CN 211455900 U CN211455900 U CN 211455900U
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cold drawing
liquid
liquid cold
liquid cooling
cooling system
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程振醒
王中玉
刘滕
谢刚
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Nanjing Chuangyuan Tiandi Power Technology Co ltd
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Nanjing Chuangyuan Tiandi Power Technology Co ltd
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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
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/613—Cooling or keeping cold
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/61—Types of temperature control
    • H01M10/617—Types of temperature control for achieving uniformity or desired distribution of temperature
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/62—Heating or cooling; Temperature control specially adapted for specific applications
    • H01M10/625—Vehicles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/653—Means for temperature control structurally associated with the cells characterised by electrically insulating or thermally conductive materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6554—Rods or plates
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/655—Solid structures for heat exchange or heat conduction
    • H01M10/6556—Solid parts with flow channel passages or pipes for heat exchange
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6567—Liquids
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/60—Heating or cooling; Temperature control
    • H01M10/65—Means for temperature control structurally associated with the cells
    • H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
    • H01M10/6567—Liquids
    • H01M10/6568—Liquids characterised by flow circuits, e.g. loops, located externally to the cells or cell casings
    • 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

Abstract

本实用新型公开了一种动力电池包液冷系统结构，包括第一液冷板、第二液冷板、第三液冷板、缓冲垫和水管，所述第一液冷板、第二液冷板和第三液冷板在同一平面内并列设置，且第一液冷板、第二液冷板和第三液冷板均与水管相连通，缓冲垫设置在第一液冷板、第二液冷板和第三液冷板的底面上，所述第一液冷板、第二液冷板和第三液冷板的横截面均为口琴管结构。本实用新型结构简单，使用效果好。

Description

一种动力电池包液冷系统结构
技术领域：
本实用新型涉及一种动力电池包液冷系统结构。
背景技术：
新能源汽车的电池发热是影响电池寿命一大主要因素，有效地对电池散热可以延长电池的使用寿命，减少安全隐患，现有液冷方式散热是通过在电池外侧设有液冷散热板，液冷散热板的结构的合理会直接影响散热性能，本实用新型提供一种散热结构，可以，提高液冷系统热交换的均匀性，缩小电芯间温差提高电池包的使用性能。
实用新型内容：
本实用新型是为了解决上述现有技术存在的问题而提供一种动力电池包液冷系统结构。
本实用新型所采用的技术方案有：一种动力电池包液冷系统结构，包括第一液冷板、第二液冷板、第三液冷板、缓冲垫和水管，所述第一液冷板、第二液冷板和第三液冷板在同一平面内并列设置，且第一液冷板、第二液冷板和第三液冷板均与水管相连通，缓冲垫设置在第一液冷板、第二液冷板和第三液冷板的底面上，所述第一液冷板、第二液冷板和第三液冷板的横截面均为口琴管结构。
进一步地，所述第一液冷板、第二液冷板和第三液冷板的上表面设有导热硅胶垫。
进一步地，所述第一液冷板上进出液孔径为5cm，第二液冷板上进出液孔径为8.5cm，第三液冷板上进出液孔径为10cm。
进一步地，所述缓冲垫采用硅橡胶发泡成型。
本实用新型具有如下有益效果：
采用口琴管液冷板便于液冷系统采用的并联的方式，提高液冷系统热交换的均匀性，缩小电芯间温差提高电池包的使用性能。
导热硅胶垫可以更好的与电芯和液冷板接触起到热传的作用；缓冲垫采用硅橡胶发泡成型即能起到缓冲作用也能起到支撑和保温的作用。
通过控制液冷板上进出液孔径降低压降，以保证液冷系统的换热均匀性，从而提高电池包的使用寿命。
附图说明：
图1为本实用新型爆炸图。
图2为本实用新型平面图。
图3为本实用新型中液冷板的剖视图。
具体实施方式：
下面结合附图对本实用新型作进一步的说明。
如图1至图3，本实用新型一种动力电池包液冷系统结构，包括第一液冷板1、第二液冷板2、第三液冷板3、缓冲垫4和水管5，第一液冷板1、第二液冷板2和第三液冷板3在同一平面内并列设置，且第一液冷板1、第二液冷板2和第三液冷板3均与水管5相连通，缓冲垫4设置在第一液冷板1、第二液冷板2和第三液冷板3的底面上，第一液冷板1、第二液冷板2和第三液冷板3的横截面均为口琴管结构。采用口琴管液冷板便于液冷系统采用的并联的方式，提高液冷系统热交换的均匀性，缩小电芯间温差提高电池包的使用性能。
第一液冷板1、第二液冷板2和第三液冷板3的上表面设有导热硅胶垫6。导热硅胶垫可以更好的与电芯和液冷板接触起到热传的作用；缓冲垫采用硅橡胶发泡成型即能起到缓冲作用也能起到支撑和保温的作用。
第一液冷板1上进出液孔径为5cm，第二液冷板2上进出液孔径为8.5cm，第三液冷板3上进出液孔径为10cm。通过控制液冷板上进出液孔径降低压降，以保证液冷系统的换热均匀性，从而提高电池包的使用寿命。
以上所述仅是本实用新型的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本实用新型原理的前提下还可以作出若干改进，这些改进也应视为本实用新型的保护范围。

Claims (4)

1.一种动力电池包液冷系统结构，其特征在于：包括第一液冷板(1)、第二液冷板(2)、第三液冷板(3)、缓冲垫(4)和水管(5)，所述第一液冷板(1)、第二液冷板(2)和第三液冷板(3)在同一平面内并列设置，且第一液冷板(1)、第二液冷板(2)和第三液冷板(3)均与水管(5)相连通，缓冲垫(4)设置在第一液冷板(1)、第二液冷板(2)和第三液冷板(3)的底面上，所述第一液冷板(1)、第二液冷板(2)和第三液冷板(3)的横截面均为口琴管结构。
2.如权利要求1所述的动力电池包液冷系统结构，其特征在于：所述第一液冷板(1)、第二液冷板(2)和第三液冷板(3)的上表面设有导热硅胶垫(6)。
3.如权利要求1所述的动力电池包液冷系统结构，其特征在于：所述第一液冷板(1)上进出液孔径为5cm，第二液冷板(2)上进出液孔径为8.5cm，第三液冷板(3)上进出液孔径为10cm。
4.如权利要求1所述的动力电池包液冷系统结构，其特征在于：所述缓冲垫(4)采用硅橡胶发泡成型。
CN202020054171.3U 2020-01-12 2020-01-12 一种动力电池包液冷系统结构 Active CN211455900U (zh)

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CN202020054171.3U CN211455900U (zh) 2020-01-12 2020-01-12 一种动力电池包液冷系统结构
PCT/CN2020/088257 WO2021139055A1 (zh) 2020-01-12 2020-04-30 一种动力电池包液冷系统结构
DE212020000074.3U DE212020000074U1 (de) 2020-01-12 2020-04-30 Flüssigkeitsgekühlte Systemstruktur für einen Antriebsbatteriepack

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CN114497826B (zh) * 2022-04-18 2022-08-26 宁德时代新能源科技股份有限公司 水冷板组件、水冷系统、电池及其箱体以及用电装置

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CN207587929U (zh) * 2017-12-07 2018-07-06 合肥恒宇新能源有限公司 一种散热均匀的锂电池散热板
CN109950441B (zh) * 2019-03-15 2022-06-21 北京新能源汽车股份有限公司蓝谷动力系统分公司 电池包

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