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申请号:201911400487.1 公开号:CN111146509A 主分类号:H01M10/39
申请人:【中文】威胜集团有限公司【EN】WASION GROUP Ltd. 申请日:2019.12.30 公开日:2020.05.12
摘要:【中文】本发明公开一种液态金属电池,包括壳体、顶盖和设置于壳体内的导电坩埚,导电坩埚内盛装有电解质,壳体的一端呈敞口设置,顶盖盖设于敞口处;导电坩埚内设置有正极、负极以及负极引出杆,正极位于导电坩埚的底壁,负极位于电解质内,负极引出杆的一端插设于负极内,负极引出杆的另一端穿设于顶盖,并与顶盖之间通过绝缘件连接并绝缘;导电坩埚的底壁设置有至少一个导电隔板,至少一个导电隔板将正极分割为至少两个分区,任意相邻的两个分区之间相互连通。本发明液态金属电池对正极进行分区限域处理,使得正极化整为零,防止正极与负极直接接触而发生短路的情况,同时可进一步调整电解质的厚度变薄,提升电池能量效率,电池性能良好。 【EN】The invention discloses a liquid metal battery, which comprises a shell, a top cover and a conductive crucible arranged in the shell, wherein electrolyte is contained in the conductive crucible, one end of the shell is arranged in an opening, and the top cover is covered on the opening; the conductive crucible is internally provided with an anode, a cathode and a cathode leading-out rod, the anode is positioned on the bottom wall of the conductive crucible, the cathode is positioned in the electrolyte, one end of the cathode leading-out rod is inserted into the cathode, and the other end of the cathode leading-out rod penetrates through the top cover and is connected and insulated with the top cover through an insulating piece; the bottom wall of the conductive crucible is provided with at least one conductive partition plate, the positive electrode is divided into at least two subareas by the at least one conductive partition plate, and any two adjacent subareas are communicated with each other. The liquid metal battery carries out the partition and confinement treatment on the anode, so that the whole anode is broken into parts, the condition that the anode is in direct contact with the cathode to cause short circuit is prevented, the thickness of the electrolyte can be further adjusted to be thinner, the energy efficiency of the battery is improved, and the battery performance is good.
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