ELECTRONIC COMBINATION, BATTERY PACK, AND ELECTRIC TOOL AND CHARGING CONTROL METHOD THEREFOR

• Main Authors: HUANG, Cunrong, LI, Ju
• Format: Patent
• Language: Chinese; English; French
• Published: 15.02.2024
• Subjects: BASIC ELECTRIC ELEMENTS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; COMBINATION OR MULTI-PURPOSE TOOLS NOT OTHERWISE PROVIDEDFOR; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; DETAILS OR COMPONENTS OF PORTABLE POWER-DRIVEN TOOLS NOTPARTICULARLY RELATED TO THE OPERATIONS PERFORMED AND NOTOTHERWISE PROVIDED FOR; ELECTRICITY; GENERATION; HAND TOOLS; MANIPULATORS; PERFORMING OPERATIONS; PORTABLE POWER-DRIVEN TOOLS; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY; SYSTEMS FOR STORING ELECTRIC ENERGY; TRANSPORTING

An electronic combination, a battery pack, and an electric tool (100) and a charging control method therefor. The electric tool (100) comprises: a motor (101); a housing (102) configured to at least partially surround the motor (101); a first energy storage device (103) used for driving the motor (101) to rotate, the first energy storage device (103) comprising at least one first energy storage unit (1031), the first energy storage device (103) being detachably mounted to the housing (102), and the first energy storage device (103) being also configured to be detachable from the housing (102) to supply power to another electric tool; a second energy storage device (104) comprising at least one second energy storage unit (1041); a charging circuit (105) electrically connected to the second energy storage device (104) and the first energy storage device (103); and a controller (106) configured to control the charging circuit (105) such that the first energy storage device (103) charges the second energy storage