Shutdown: press the shutdown button to immediately stop the operation of the coal feeding equipment at the tail of the machine; the belt conveyor starts to slow down after the raw coal is empty (it is completed by pushing the coupling spoon back to the low position); the coupling spoon is pushed back to the low position and then the brake is turned on; the motor is powered off; the shutdown operation is completed. Emergency stop: press the emergency stop button, the belt conveyor motor will be cut off immediately, the brake brake will be braked accordingly, the push spoon bar will return to the low position, and the ready to start state will be restored.