Wind generating set used wind deflector and wind generating set

The utility model disclose a wind generating set used wind deflector and a wind generating set, which relate to the technical field of wind power generation, and are invented for problem that the inside of the wind deflector is dark, and equipment required to be maintained can not be overhauled conveniently. According to the invention, light-permeable mouths are formed in the wind generating set used wind deflector; light-permeable bodies are arranged at the light-permeable mouths in the sealing manner. The wind generating set used wind deflector is used for the wind generating set to protect equipment inside the wind deflector, and conduct the flow guiding for outside air.