Shutdown device and anti-dryout protection device

The utility model provides a shutdown device and an anti-dryout protection device, and relates to the technical field of anti-dryout devices. A shutdown device comprises a supporting seat, a trigger switch, a motor and a power module, the trigger switch, the motor and the power module are sequentially and electrically connected in a closed loop mode, the motor is connected with the supporting seat, and an output shaft of the motor is provided with a shutdown piece connected with a gas stove switch. In emergency, after the trigger switch is triggered to be closed, the motor is started, and the output shaft of the motor can drive the closing piece to close the gas stove, so that the safety is ensured. An anti-dryout protection device comprises a weighing sensing mechanism used for supporting a cooker and a shutdown device shown in any one of the above items, and a trigger switch is connected with the weighing sensing mechanism. When the liquid level in the cooking utensil drops, the total weight of the cooking