Soft-package battery

• Main Authors: LI HONGLEI, FANG HONGXIN, CHEN SHAOYU, DUAN DONG, YOU CONGHUI, CHENG WENQIANG
• Format: Patent
• Language: Chinese; English
• Published: 27.08.2014
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The utility model belongs to the technical field of batteries and in particular relates to a soft-package battery. The soft-package battery comprises a battery cell main body and a packaging film, wherein a lug is arranged at the head of the battery cell main body, a top sealing edge which can be passed through by the lug and a side sealing edge which is intersected with the top sealing edge are formed on the packaging film, the side sealing edge comprises a first folding edge and a second folding edge, the first folding edge comprises a vertical section and an inclined section which is inclined toward the direction close to the battery cell main body, and the inclined section is arranged at the tail close to the battery cell main body. Compared with the prior art, the soft-package battery has the advantages that the inclined section which is inclined toward the direction close to the battery cell main body is arranged on the first folding edge, so that a straight line where the tail end of the inclined secti