The invention discloses an intelligent parking lot management system which comprises a control gate machine and a rising and falling rod connected with the control gate machine. A license plate imageacquisition device, a vibration sensor and an alarm device are installed on the rising and falling rod. A license plate recognition main control board is arranged in the rising and falling rod. The license plate image acquisition device, the control gate machine, the vibration sensor and the alarm device are all electrically connected with the license plate recognition main control board in the rising and falling rod. Through simple equipment, a license plate is recognized, the rising and falling rod ascends and descends, the system is used more simply and conveniently in daily use and can bemoved more easily, and manpower is saved. The vibration sensor is adopted, when the rising and falling rod is impacted, the alarm device can send out alarm voice, a worker maintains the rising and falling rod in time, the safety of a parking lot can be effectively guaranteed, a car accident is prevented from happening at a gate of the parking lot, and the safety of personnel is guaranteed.