CN107482157A - 耐振动型蓄电池及制造方法 - Google Patents

耐振动型蓄电池及制造方法 Download PDF

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CN107482157A
CN107482157A CN201710846936.XA CN201710846936A CN107482157A CN 107482157 A CN107482157 A CN 107482157A CN 201710846936 A CN201710846936 A CN 201710846936A CN 107482157 A CN107482157 A CN 107482157A
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positive terminal
battery
vibration resistance
bus
bar
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陈东
李�真
张明森
王猛
高德明
胡锫
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SAIC Motor Corp Ltd
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/543Terminals
    • CCHEMISTRY; METALLURGY
    • C22METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22CALLOYS
    • C22C11/00Alloys based on lead
    • C22C11/06Alloys based on lead with tin as the next major constituent
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/06Lead-acid accumulators
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/06Lead-acid accumulators
    • H01M10/12Construction or manufacture
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/572Means for preventing undesired use or discharge
    • H01M50/574Devices or arrangements for the interruption of current
    • H01M50/579Devices or arrangements for the interruption of current in response to shock
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2220/00Batteries for particular applications
    • H01M2220/20Batteries in motive systems, e.g. vehicle, ship, plane
    • 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
    • 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
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/50Manufacturing or production processes characterised by the final manufactured product

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Connection Of Batteries Or Terminals (AREA)

Abstract

本发明涉及车辆蓄电池领域,尤其涉及一种AGM蓄电池及制造方法。一种耐振动型蓄电池,该蓄电池的正极柱的材料为锡含量4.2%~4.6%,铅含量95.4%~95.8%,正极柱焊接深度占极柱长度的15.4%~19.2%。一种耐振动型蓄电池制造方法,在蓄电池的各个正极柱相连的汇流排上加热熔胶。本发明耐振动型蓄电池通过降低正极柱的铅含量提高锡含量提高焊接深度,并在正极柱的汇流排上加热熔胶,使汇流排和蓄电池壳体连为一体的方式改善蓄电池的抗振动性能;按振动标准EN50342‑2015等级4振动条件,进行测试表明,改进后的蓄电池耐振动时间提升了2.67倍,大大提高了车辆蓄电池在极端道路上的可靠性,保证了行驶安全。

Description

耐振动型蓄电池及制造方法
技术领域
本发明涉及车辆蓄电池领域,尤其涉及一种AGM蓄电池及制造方法。
背景技术
目前行业内的AGM蓄电池正极由铅锡合金组成,锡的含量在2.1~3.5%,铅的含量96.5%~97.9%,极柱的焊接深度一般为5~7mm,占极柱长度9.6%~13.5%,在一般的车辆上无问题,但是在某些振动条件严苛的车型上,会出现正极柱断裂,危害了行驶安全,需要一种更加抗振的蓄电池。
发明内容
本发明所要解决的技术问题是提供一种耐振动型蓄电池,该蓄电池通过降低正极柱的铅含量提高锡含量提高焊接深度,并在正极柱的汇流排上加热熔胶,使汇流排和蓄电池壳体连为一体的方式改善蓄电池的抗振动性能,改进后的蓄电池耐振动时间提升了2.67倍,大大提高了车辆蓄电池在极端道路上的可靠性,保证了行驶安全。
发明是这样实现的:一种耐振动型蓄电池,该蓄电池的正极柱的材料为锡含量4.2%~4.6%,铅含量95.4%~95.8%,正极柱焊接深度占极柱长度的15.4%~19.2%。
所述正极柱的制造方法为,首先将上述质量百分比含量的纯铅和纯锡放入熔炉,熔炉温度设定450~550℃,并进行搅拌,待铅锡融化为液态,温度维持450~550℃,持续搅拌均匀后将铅锡合金液压入正极柱模腔中,模腔温度控制在200℃±20℃,保温一定时间后,将模腔打开,得到所需要的正极柱。
所述保温一定时间具体为,保持2s±0.5s。
一种耐振动型蓄电池制造方法,在与蓄电池正极柱相连的汇流排上加热熔胶。
所述汇流排上加热熔胶的具体步骤为,
S1.胶条加入热熔胶枪,通电加热至枪头处有胶溢出;
S2.按压枪扣在正极柱汇流排一侧滴加热熔胶;
S3.按压枪扣在正极柱汇流排另一侧滴加热熔胶;
S4.加胶完成,确保汇流排两侧胶体填充饱满,无漏胶,凹坑,填充不实现象。
本发明耐振动型蓄电池通过降低正极柱的铅含量提高锡含量提高焊接深度,并在正极柱的汇流排上加热熔胶,使汇流排和蓄电池壳体连为一体的方式改善蓄电池的抗振动性能;按振动标准EN50342-2015等级4振动条件,进行测试表明,改进后的蓄电池耐振动时间提升了2.67倍,大大提高了车辆蓄电池在极端道路上的可靠性,保证了行驶安全。
附图说明
图1为本发明耐振动型蓄电池中正极柱的加工工艺流程框图;
图2为本法耐振动型蓄电池的加胶工艺流程框图;
图3为本发明耐振动型蓄电池的正极柱焊接工艺流程框图。
具体实施方式
下面结合具体实施例,进一步阐述本发明。应理解,这些实施例仅用于说明本发明而不用于限制本发明的范围。此外应理解,在阅读了本发明表述的内容之后,本领域技术人员可以对本发明作各种改动或修改,这些等价形式同样落于本申请所附权利要求书所限定的范围。
实施例1
如图1,一种耐振动型蓄电池,该蓄电池的正极柱的材料为锡含量4.2%~4.6%,铅含量95.4%~95.8%,正极柱焊接深度占极柱长度的15.4%~19.2%;在加工正极柱时,首先将上述质量百分比含量的纯铅和纯锡放入熔炉,熔炉温度设定450~550℃,并进行搅拌,待铅锡融化为液态,温度维持450~550℃,持续搅拌均匀后将铅锡合金液压入正极柱模腔中,模腔温度控制在200℃±20℃,保持一定时间,在本实施例中,作为优选,保持2s±0.5s后,将模腔打开,得到所需要的正极柱。
如图2所示, 一种耐振动型蓄电池制造方法,在蓄电池的各个正极柱相连的汇流排上加热熔胶,蓄电池在生产过程中,正极柱装配好之后进行该热熔胶的加胶工艺;
在本发明中,所述汇流排上加热熔胶的具体步骤为:
S1.胶条加入热熔胶枪,通电加热至枪头处有胶溢出;
S2.按压枪扣在正极柱汇流排一侧滴加热熔胶;
S3.按压枪扣在正极柱汇流排另一侧滴加热熔胶;
S4.加胶完成,确保汇流排两侧胶体填充饱满,无漏胶,凹坑,填充不实现象,通过热熔胶将汇流排与蓄电池的外壳连在一起,以提高抗振性能。
如图3所示,蓄电池在生产过程中,当蓄电池上盖与蓄电池外壳装配在一起后进行极柱的焊接,对正极柱进行焊接的具体流程为:
步骤一:将焊棒加热;
步骤二:焊接机头下降,焊棒插入正极柱,在本实施例中,插入深度为10mm,焊棒将正极柱融化;
步骤三:正极柱融化后,机头上升,焊棒与正极柱脱离;
步骤四:焊接结束,正极柱与正极极圈融合在一起,焊接深度8~10mm。
最终得到的蓄电池,通过台架试验,振动标准按EN50342-2015等级4振动条件,改进后的工艺的产品在X向耐振动时间是103h35min,改进前的产品在X向耐振动时间为38h46min,改进后的产品为改进前的2.67倍。

Claims (5)

1.一种耐振动型蓄电池,其特征是:该蓄电池的正极柱的材料为锡含量4.2%~4.6%,铅含量95.4%~95.8%,正极柱焊接深度占极柱长度的15.4%~19.2%。
2.如权利要求1所述的耐振动型蓄电池,其特征是:所述正极柱的制造方法为,首先将上述质量百分比含量的纯铅和纯锡放入熔炉,熔炉温度设定450~550℃,并进行搅拌,待铅锡融化为液态,温度维持450~550℃,持续搅拌均匀后将铅锡合金液压入正极柱模腔中,模腔温度控制在200℃±20℃,保温一定时间后,将模腔打开,得到所需要的正极柱。
3.如权利要求1所述的耐振动型蓄电池,其特征是:所述保温一定时间具体为,保持2s±0.5s。
4.一种耐振动型蓄电池制造方法,其特征是:在与蓄电池正极柱相连的汇流排上加热熔胶。
5.如权利要求4所述的耐振动型蓄电池制造方法,其特征是:所述汇流排上加热熔胶的具体步骤为,
S1.胶条加入热熔胶枪,通电加热至枪头处有胶溢出;
S2.按压枪扣在正极柱汇流排一侧滴加热熔胶;
S3.按压枪扣在正极柱汇流排另一侧滴加热熔胶;
S4.加胶完成,确保汇流排两侧胶体填充饱满,无漏胶,凹坑,填充不实现象。
CN201710846936.XA 2017-09-19 2017-09-19 耐振动型蓄电池及制造方法 Pending CN107482157A (zh)

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020018931A1 (en) * 2000-07-12 2002-02-14 Japan Storage Battery Co., Ltd. Connecting part for connecting internal components of lead acid battery
CN2641841Y (zh) * 2003-08-22 2004-09-15 江苏双登电源有限公司 铅酸蓄电池内部单体跨桥焊接结构
CN202930497U (zh) * 2012-12-05 2013-05-08 卡特彼勒公司 蓄电池及装有该蓄电池的机器
CN103250275A (zh) * 2011-03-09 2013-08-14 松下电器产业株式会社 铅蓄电池
CN104067414A (zh) * 2012-12-21 2014-09-24 松下电器产业株式会社 铅蓄电池

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20020018931A1 (en) * 2000-07-12 2002-02-14 Japan Storage Battery Co., Ltd. Connecting part for connecting internal components of lead acid battery
CN2641841Y (zh) * 2003-08-22 2004-09-15 江苏双登电源有限公司 铅酸蓄电池内部单体跨桥焊接结构
CN103250275A (zh) * 2011-03-09 2013-08-14 松下电器产业株式会社 铅蓄电池
CN202930497U (zh) * 2012-12-05 2013-05-08 卡特彼勒公司 蓄电池及装有该蓄电池的机器
CN104067414A (zh) * 2012-12-21 2014-09-24 松下电器产业株式会社 铅蓄电池

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Application publication date: 20171215