Energy storage device packaged by liquid metal and preparation method thereof

The invention discloses a battery packaged by liquid metal and a preparation method, the battery comprises a packaging shell and an energy storage inner core wrapped in the packaging shell, and the packaging shell and the energy storage inner core are flexible and stretchable; a gap between the packaging shell and the energy storage inner core is filled with the liquid metal, the energy storage inner core is sealed, the inner surface of the packaging shell is provided with a supporting array structure facing the energy storage inner core, and/or the outer surface of the energy storage inner core is provided with a supporting array structure facing the packaging shell. The energy storage device packaged by using the liquid metal also has good stability in the stretching process, and has huge development potential as a power assembly of a stretchable electronic device. 本发明公开了使用液态金属封装的电池及制备方法，电池包括：封装外壳和包裹在封装外壳内的储能内芯，封装外壳和储能内芯均柔性可拉伸；液态金属填充入封装外壳与储能内芯间的间隙中，密封储能内芯，封装外壳的内表面设有朝向储能内芯的支撑阵列结构，和/或储能内芯外表面设有朝向封装外壳的支撑阵列结构。使用