Battery pack

• Main Author: ZHANG CHENDONG
• Format: Patent
• Language: Chinese; English
• Published: 16.08.2022
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The utility model relates to a battery pack with an electric quantity display technology. A battery pack comprises: an electric quantity display assembly configured to display the current electric quantity of the battery pack; the lock catch assembly is configured to drive the battery pack to be connected with or separated from the electric tool; the electric quantity display assembly comprises an indicator lamp (11), a light guide column (32) and an electric quantity display key (31); a battery pack control board (1); the indicating lamp (11) is fixed on the upper surface of the battery pack control panel (1), the lock catch assembly comprises a lock catch (21), the lock catch (21) is provided with a key part (211), a connecting part (212) and a spring bolt part (213), the connecting part (212) is connected with the key part (211) and the spring bolt part (213), the connecting part (212) is provided with a through hole (212a), and the electric quantity display key (31) and the light guide column (32) penetra