The invention discloses a parking lot. The parking lot comprises parking space, a movable chargeable robot and a robot management system; the chargeable robot comprises a robot body, a walking mechanism, a storage battery pack, a control unit, a fire protection unit and an emergency meeting unit; the walking mechanism is used for driving the robot body to the electric car parking position; the storage battery pack is used for storing electric energy and charging an electric car; the control unit is used for receiving a control command transmitted by the robot management system, controlling the walking mechanism to walk and the storage battery pack to discharge according to the control command, and completing charging of the specified electric car; the fire protection unit is used for conducting extinguishment when the parking lot breaks out of fires; the emergency meeting unit is used for conducting emergent lighting when the parking lot has a power failure.