Voice sound-light alarming type safety protection fence

The utility model relates to a voice sound-light alarming type safety protection fence. The fence comprises an upper supporting base and supporting rods which are arranged at the upper ends of the supporting base, wherein barriers are arranged among the supporting rods. The fence is characterized in that human-body infrared sensors and flashlights which are connected with the human-body infrared sensors are arranged at the tops of the supporting rods, and loudspeakers are arranged inside the human-body infrared sensors. The fence has the functions of voice, sound and light, is striking, and can achieve important safety effectiveness when a power-system operator enters an electrical danger zone mistakenly. The fence can be used separately, can be installed near to a door of a prohibited area, a channel or an electrical appliance, and can also be matched with a telescopic fence, so that large-area protection is achieved, and the function of the safety fence is perfect. The fence can be applied to different construction sites such as transportation, public security, banks, oil depots, electric power, petroleum, petrifaction, mines and cables widely.