| 摘要 |
PURPOSE: A pitch bearing of a wind power generator is provided to improve durability by distributing loads which is applied to a pitch bearing. CONSTITUTION: A pitch bearing of a wind power generator comprises an outer ring(110), an inner ring(120), and a rotation support member(140). The outer ring is fixed to the herb(210) by a first blade bolt(111). The inner ring is rotatably positioned on the inner peripheral surface of the outer ring by equipping a plurality of first balls(130) in between and is fixed to a blade root(220) through a second blade bolt(121). The rotation support member rotatably supports on the inner peripheral surface of the inner ring by equipping a plurality of second balls(150) in between and is fixed to the hub through a third blade bolt(141). |
