Patent ID: 8578676

Claim:
A tower barrel for wind electric power generation, characterized by comprising: a barrel wall for supporting a wind turbine generator system, a torsion cable direction-changing device which is placed in the tower barrel and fixed on the barrel wall for holding the cable from the wind turbine generator system and restraining the torsion of the cable, and cable clamps which are placed under the torsion cable direction-changing device and connected to the barrel wall for securing the cable, the torsion cable direction-changing device comprising a beam and two supports for supporting the beam, and the supports are fixed on the barrel wall, wherein the beam comprises a metal pipe and screw rods, a metal plate having a connecting hole is provided at both ends of the metal pipe, the metal pipe is sleeved on the screw rods, and the both ends of the screw rods are respectively fixed on the supports through the connecting holes.