Disclosed are a locking mechanism, a battery bracket, an electric vehicle, and a method for locking and unlocking a battery pack. The locking mechanism comprises a lock base and a lock tongue; the lock tongue is rotatably mounted on the lock base around a ...

A locking mechanism (100) for use in a battery pack, comprising: a lock base (110), the lock base (110) being provided with an opening and a cavity (112) extending from the opening (111), the opening (111) being used for allowing a lock shaft (200) mounted...