The utility model relates to a voice alarm device for running states of middle- and large-sized production lines and aims at providing the voice alarm device that can transmit fault information to equipment management and maintenance personnel in real time. The voice alarm device comprises a sensor, a control unit and an execution unit; the sensor is connected with the control unit; and the control unit is connected with the execution unit. Besides, the execution unit includes a voice alarm unit that is used for broadcasting information like an equipment fault station, a fault component, the sudden stop of the station, and the station rescue and the like; and the voice alarm unit is connected with the control unit. According to the utility model, the beneficial effects of the voice alarm device are as follows: the fault information can be transmitted to the equipment management and maintenance personnel in real time; there is no time different; and relevant information can be obtained at the first time. Therefore, the exception handling time can be reduced; and the secure performance is good.