Battery, vehicle-mounted connecting device, topological architecture and electric equipment

The utility model discloses a battery, a vehicle-mounted connecting device, a topological framework and electric equipment, the battery comprises a battery module and a first control assembly, the first control assembly is electrically connected with the battery module, and the first control assembly comprises a first shell; a bus bar; a first battery management unit; the first voltage sampling module, the bus, the first battery management unit and the first voltage sampling module are located in the first shell, and the first voltage sampling module is electrically connected with the bus and the first battery management unit. According to the embodiment of the invention, the integration level of the battery can be improved, and cost reduction is facilitated. 本申请公开了一种电池、车载连接装置、拓扑架构和用电设备，电池包括电池模组和第一控制组件，第一控制组件与电池模组电连接，第一控制组件包括：第一壳体；母线；第一电池管理单元；第一电压采样模块，母线、第一电池管理单元和第一电压采样模块位于第一壳体内，第一电压采样模块分别与母线和第一电池管理单元电连接。本申请实施例能够提高电池的集成度，有利于降低成本。