Abstract: A solar rechargeable vehicle refrigerator with plug-in battery, comprising a refrigerator body (1), wherein one side of the refrigerator body (1) is provided with a battery compartment (7) and a battery pack (2) is inserted into the battery compartment (7); the front end of the battery pack (2) is centrally and symmetrically provided with a pair of unlocking buttons (3) which can relatively and transversely move, and a spring (4) is connected between two unlocking buttons (3) which are correspondingly connected with side lock rods (5), the outer ends (51) of the side lock rods (5) are inserted into the lock holes (71) on sides of the battery compartment (7). The invention has simple structure, and the battery pack can be easily taken out and fixed in place.