| 摘要 |
The present invention relates to a pipe expansion apparatus and, more specifically, to a pipe expansion apparatus for a wind generator in order to expand a cooling pipe to be mounted on the wind generator. The pipe expansion apparatus for the wind generator according to the present invention comprises: a support roller unit in which a rotatable roller is separated in a horizontal direction and arranged in a pair and which supports the outer periphery of the cylindrical wind generator; a rotating handle unit which is coupled in the roller of the one direction of a rotation maintenance roller unit to rotate the roller in the one direction; and a diameter expanding rod unit which is installed in the front of the support roller unit at intervals, is inserted into the cooling pipe to be mounted along the outer periphery of the wind generator with the operation of going ahead towards the support roller unit, and on which the front end is formed in a spindle type and the external diameter of the center is formed larger than the internal diameter thereof. |
