The invention discloses an intelligent toothbrush sleeve system. The intelligent toothbrush sleeve system comprises a toothbrush sleeve, an intelligent device in communication with the toothbrush sleeve and a cloud server in communication with at least one intelligent device. The toothbrush sleeve is arranged on the periphery of one end of a toothbrush handle in a sleeving mode and comprises a sleeve body, a control chip, a timer, an acceleration sensor, a pressure sensor, a gyro, a first Bluetooth module and an indicator lamp, wherein the control chip, the timer, the acceleration sensor, the pressure sensor, the gyro and the first Bluetooth module are arranged in the sleeve body, and the indicator lamp is arranged on the outer surface of the sleeve body. The acceleration sensor, the timer, the gyro, the pressure sensor, the first Bluetooth module and the indicator lamp are connected with the control chip. By means of the intelligent toothbrush sleeve system, tooth brushing behaviors can be monitored, and users can be reminded to healthily brush teeth; in addition, use is convenient, and cost is low.