CN103633280A - 四极耳极板、极群及四极耳蓄电池 - Google Patents
四极耳极板、极群及四极耳蓄电池 Download PDFInfo
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Abstract
本发明公开一种四极耳极板、极群及四极耳蓄电池,四极耳极板,包括板体和极耳,板体四周侧壁上固定有四个极耳,极耳间沿板体边沿的距离均相等;四极耳极群,由正、负极板交替排列层叠多层构成,正、负极板间设有隔板,汇流排形成四组正、负汇流排分布在极群四周,所述极群的每个侧壁上分布有一组所述正、负汇流排;四极耳蓄电池,包括密封的电池外壳和电解液,外壳四周侧壁上开设有八个端子孔,正、负端子分别从所述端子孔中引出形成四组正、负端子,所述电池外壳的每个侧壁上分别设置一组正、负端子。本发明延长电池充放电循环寿命,避免电池失水鼓胀,提高使用安全性和大电流放电性能。
Description
技术领域
本发明涉及一种四极耳极板、极群及四极耳蓄电池,属于铅酸蓄电池领域。
背景技术
目前常用的铅酸蓄电池为单极电池,该电池外观有一个正极和一个负极,内部对应连接的是一个正端子和一个负端子,分别连接到正汇流排和负汇流排,再分别连接到正极板和负极板,极板结构只有一个极耳,整片极板的电流分散和汇集都是经过极导入和导出(参见图1至图3)。现有技术单极电池存在如下缺点:一、由于距离远近存在欧姆电阻特性,离板耳近的电阻小,分担的电流多,离板耳远的电阻大,分担的电流少,这样,离板耳近的活性物质充电和过放电长期存在,所以活性物质容易疏松软化,甚至内部铅筋条都被腐蚀断;离板耳远的活性物质长期欠充电,放电也不得力,所以活性物质容易形成较多的硫酸铅,最后硫化,活物导电性差,甚至失效;二、由于现有技术单极电池的安全阀阀孔设置在电池外壳的侧面,电池必须直立放置,电池上部酸密度低,下部酸密度高等现象,导致内部酸与铅活物反应不一致情况,导致电池失效,且由于电池直立防止,会导致电池上下温度累积,产生热量重叠效应,从而导致失水鼓胀。
发明内容
本发明的目的在于克服现有技术存在的不足和缺陷,提供一种四极耳极板、极群及四极耳蓄电池。
本发明的技术方案是:一种四极耳极板,包括板体和极耳,所述板体四周侧壁上固定连接有四个极耳,所述极耳间沿板体边沿的距离均相等。
所述的极板分为正极板和负极板。
一种含有上述四极耳极板的四极耳极群,由正、负极板交替排列层叠多层构成,正、负极板间设有隔板,所述正、负极板分别通过正、负汇流排连接接在一起,所述正、负汇流排上分别固定有正、负端子,所述汇流排的数量为八个,该汇流排形成四组正、负汇流排分布在极群四周,所述极群的每个侧壁上分布有一组所述正、负汇流排。
一种含有上述结构的极群的四极耳蓄电池,包括密封的电池外壳和电解液,所述电池外壳的上表面上设有安全阀,所述电解液通过所述安全阀的阀孔填充到电池外壳内部,所述电池外壳四周侧壁上开设有八个端子孔,正、负端子分别从所述端子孔中引出形成四组正、负端子,所述电池外壳的每个侧壁上分别设置一组正、负端子。
所述电池外壳的侧壁外表面上的正、负端子对应处分别标注有“﹢”、“﹣”标识。
所述的电池外壳由塑料注塑而成。
本发明的有益效果是:
1、本发明四极耳极板上设有四个极耳,且极耳间沿板体边沿的距离均相等,这样正极板交叉重叠后就会引出两组正负极,这样原来一个板耳导入或者导出电量的电阻就减小四倍,极板上的活物离板耳距离就减小四倍,极板四边活物反应一致,活物软化和硫化减小四倍,电池的充放电循环寿命延长了一倍(参见表1)。
2、本发明四极耳蓄电池的安全阀阀孔设置在电池外壳的上表面上,该电池可以横平放置,电池高度降低,所以硫酸分层现象得到缓解,从而活物分配硫酸密度均匀,所以内部激化电阻也会减小很多;且由于本发明电池横平放置,避免由于高度问题带来的热量重叠效应,避免电池失水鼓胀。
3、本发明四极耳蓄电池引出四组正、负端子,外接线更牢固,完全避免电流断路现象,100%提高使用安全性。
4、本发明四极耳极群和四极耳蓄电池的四周侧壁四组正、负端子,利于大电流充电和放电,活物反应及时性得到大力提高,大电流放电性能提高了43%(参见表二),电动自行车行驶速度快且爬坡性能好。
5、本发明四极耳蓄电池的极板的活性物二氧化铅均匀性提高,极差有10%压缩到1%(参见表三);该电池化成时间减少一倍,用户每次充电时间减少一倍(参见表四)。
附图说明
图1为现有技术中单极电池的极板的立体结构示意图;
图2为现有技术中单极电池的极群的立体结构示意图;
图3为现有技术中单极电池的结构立体结构示意图;
图4为本发明四极耳蓄电池的极板的结构示意图;
图5为本发明四极耳蓄电池的极板的立体结构示意图;
图6为本发明四极耳蓄电池的极群的立体结构示意图;
图7为本发明四极耳蓄电池的极群的主视结构示意图;
图8为图7的俯视结构示意图;
图9为本发明四极耳蓄电池的主视结构示意图;
图10为图9的俯视结构示意图;
图11为图10的左视结构示意图。
图中,1单极电池极板的板体;2单极电池极板的极耳,3单极电池的正端子;4单极电池的正汇流排;5单极电池的负端子;6单极电池的负汇流排; 7单极电池的安全阀的阀孔;8单极电池的电池外壳;10四极耳极板的板体;11四极耳极板的极耳;B-1、B-3为极耳;B-2极板; B-4负板;B-5隔板;B-6正极板;B-7正汇流排;12、四极耳电池的安全阀阀孔;13四极耳电池的正汇流排;14四极耳电池的正端子;15四极耳电池的负汇流排;16四极耳电池的负端子;17四极耳电池的负极板,18四极耳电池的隔板,19四极耳电池的正极板;20四极耳电池的电池外壳。
具体实施方式
下面结合附图及具体实施方式对本发明作进一步详细说明:
实施例1:参见图4和图5,一种四极耳极板,包括板体和极耳,所述板体四周侧壁上固定连接有四个极耳,所述极耳间沿板体边沿的距离均相等。
所述的极板分为正极板和负极板。
实施例2:参见图6至图8,一种含有上述四极耳极板的四极耳极群,由正、负极板交替排列层叠多层构成,正、负极板间设有隔板,所述正、负极板分别通过正、负汇流排连接接在一起,所述正、负汇流排上分别固定有正、负端子,所述汇流排的数量为八个,该汇流排形成四组正、负汇流排分布在极群四周,所述极群的每个侧壁上分布有一组所述正、负汇流排。
实施例3:参见图9至图11,一种含有上述结构的极群的四极耳蓄电池,包括密封的电池外壳和电解液,所述电池外壳的上表面上设有安全阀,所述电解液通过所述安全阀的阀孔填充到电池外壳内部,所述电池外壳四周侧壁上开设有八个端子孔,正、负端子分别从所述端子孔中引出形成四组正、负端子,所述电池外壳的每个侧壁上分别设置一组正、负端子。
所述电池外壳的侧壁外表面上的正、负端子对应处分别标注有“﹢”、“﹣”标识。
所述的电池外壳由塑料注塑而成。
Claims (6)
1.一种四极耳极板,包括板体和极耳,其特征在于:所述板体四周侧壁上固定连接有四个极耳,所述极耳间沿板体边沿的距离均相等。
2. 根据权利要求1所述的四极耳极板,其特征在于:所述的极板分为正极板和负极板。
3.一种含有权利要求1或2所述的四极耳极板的四极耳极群,由正、负极板交替排列层叠多层构成,正、负极板间设有隔板,所述正、负极板分别通过正、负汇流排连接接在一起,所述正、负汇流排上分别固定有正、负端子,其特征在于:所述汇流排的数量为八个,该汇流排形成四组正、负汇流排分布在极群四周,所述极群的每个侧壁上分布有一组所述正、负汇流排。
4.一种含有权利要求3所述的极群的四极耳蓄电池,包括密封的电池外壳和电解液,所述电池外壳的上表面上设有安全阀,所述电解液通过所述安全阀的阀孔填充到电池外壳内部,其特征在于:所述电池外壳四周侧壁上开设有八个端子孔,正、负端子分别从所述端子孔中引出形成四组正、负端子,所述电池外壳的每个侧壁上分别设置一组正、负端子。
5.根据权利要求4所述的四极耳蓄电池,其特征在于:所述电池外壳的侧壁外表面上的正、负端子对应处分别标注有“﹢”、“﹣”标识。
6.根据权利要求4或5所述的四极耳蓄电池,其特征在于:所述的电池外壳由塑料注塑而成。
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CN108630901A (zh) * | 2017-03-23 | 2018-10-09 | 四川南都国舰新能源股份有限公司 | 铅酸蓄电池基于铅包铜汇流排的极群制造方法 |
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