Rechargeable battery

The utility model relates to a rechargeable battery. The rechargeable battery comprises a working electrode pole piece, a first isolating membrane, a reference electrode pole piece, a second isolating membrane and a counter electrode pole piece which are connected in sequence. According to the rechargeable battery disclosed by the utility model, the reference electrode and the double-isolation device are introduced, so that the rechargeable battery can be used for monitoring and researching performance characteristics and failure mechanisms of the working electrode and the counter electrode under different working conditions, and compared with a conventional secondary battery, the rechargeable battery disclosed by the utility model has the advantage that the material screening and battery technology development efficiency is remarkably improved. 本实用新型涉及一种可充电电池。所述可充电电池包括依次连接的工作电极极片、第一隔离膜、参比电极极片、第二隔离膜和对电极极片。本实用新型中充电电池，通过引入参比电极及双隔离装置，可以用于监控、研究工作电极与对电极在不同工况下的性能特性与失效机制，与常规二次电池相比，本实用新型中的可充电电池显著提升材料筛选与电池技术的开发效率。