CN202736997U - 锂电池封盖 - Google Patents

锂电池封盖 Download PDF

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Publication number
CN202736997U
CN202736997U CN2012204059354U CN201220405935U CN202736997U CN 202736997 U CN202736997 U CN 202736997U CN 2012204059354 U CN2012204059354 U CN 2012204059354U CN 201220405935 U CN201220405935 U CN 201220405935U CN 202736997 U CN202736997 U CN 202736997U
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capping
lithium battery
electrode column
conical surface
surface electrode
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Expired - Fee Related
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CN2012204059354U
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English (en)
Inventor
史磊
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Liaoning thick energy Polytron Technologies Inc
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Suizhong Zg New Energy Science & 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

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Abstract

本实用新型提供的是锂电池封盖。在封盖的四周分别设置有竖直封边,在封盖上设有穿过阴极柱和阳极柱的锥面电极柱孔,在两锥面电极柱孔之间设置有防爆帽。本实用新型在电池封盖上分别设置锥面电极柱孔、防爆帽和竖直封边,因此不但电池封装容易,而且还能够防止电解液渗漏,同时具有抗爆的作用。适宜作为锂电池封盖应用。

Description

锂电池封盖
技术领域
本实用新型提供的是电池领域的锂电池封盖。
背景技术
现有锂电池的封盖上只有接线柱,没有防爆帽,所以当电池内收到温度升高导致压力增大时,容易引起电池壳爆裂,使电解液流出,导致电池的损坏。该种电池封盖没有封边,所以组装焊接困难。
发明内容
为了防止锂电池壳爆裂,本实用新型提供了锂电池封盖。该封盖通过在封盖上设置锥面电极柱孔和防爆帽及竖直封边,解决电池盖封装和防爆的技术问题。
本实用新型解决技术问题所采用的方案是:在封盖的四周分别设置有竖直封边,在封盖上设有穿过阴极柱和阳极柱的锥面电极柱孔,在两锥面电极柱孔之间设置有防爆帽。
积极效果,本实用新型在电池封盖上分别设置锥面电极柱孔、防爆帽和竖直封边,因此不但电池封装容易,而且还能够防止电解液渗漏,同时具有抗爆的作用。适宜作为锂电池封盖应用。
附图说明
图1为本实用新型结构图
图中,1.封盖,1.1.竖直封边,1.2.锥面电极柱孔,2.防爆帽。
具体实施方式
据图所示,在封盖1的四周分别设置有竖直封边1.1,在封盖上设有穿过阴极柱和阳极柱的锥面电极柱孔1.2,在两锥面电极柱孔之间设置有防爆帽2。
锥面电极柱孔的锥面设置在封板的下侧。
防爆帽为薄壁结构,根据电池类型设定厚度和安全压强耐受值。
本实用新型的特点:
1、由于在封盖的四周设置有竖直封边,有利于与电池壳紧密安装,并方便焊接与封装。
2、由于在封盖上设置的锥面电极柱孔具有锥面,有利于电极柱与封盖的密封,防止电解液泄露。
3、由于在封盖上设置有防爆帽,因此当电池内压力升高时,通过防爆帽泄压,防止电池壳爆裂引起电解液的污染。

Claims (1)

1. 锂电池封盖,其特征是:在封盖(1)的四周分别设置有竖直封边(1.1),在封盖上设有穿过阴极柱和阳极柱的锥面电极柱孔(1.2),在两锥面电极柱孔之间设置有防爆帽(2),
锥面电极柱孔的锥面设置在封板的下侧。
CN2012204059354U 2012-08-16 2012-08-16 锂电池封盖 Expired - Fee Related CN202736997U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2012204059354U CN202736997U (zh) 2012-08-16 2012-08-16 锂电池封盖

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2012204059354U CN202736997U (zh) 2012-08-16 2012-08-16 锂电池封盖

Publications (1)

Publication Number Publication Date
CN202736997U true CN202736997U (zh) 2013-02-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2012204059354U Expired - Fee Related CN202736997U (zh) 2012-08-16 2012-08-16 锂电池封盖

Country Status (1)

Country Link
CN (1) CN202736997U (zh)

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C14 Grant of patent or utility model
GR01 Patent grant
C56 Change in the name or address of the patentee
CP03 Change of name, title or address

Address after: 125205, No. 1, west section of Tengda Road, East Dai River New District, Liaoning, Huludao

Patentee after: Liaoning thick energy Polytron Technologies Inc

Address before: 125000 No. 1-44 Binhai Economic Zone, Huludao, Liaoning, 25, Suizhong

Patentee before: Suizhong ZG New Energy Science & Technology Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130213

Termination date: 20200816