Upper hanging wheel of elevator car door hanging plate

The utility model discloses an upper hanging wheel of an elevator car door hanging plate. The wheel comprises a bearing, a bearing mounting groove and a wheel body, the bearing mounting groove is provided with a bearing mounting notch; a bearing positioning wall is formed at the bottom of the bearing mounting groove, the bearing is inserted into the bearing mounting groove through a bearing mounting groove opening and positioned through the bearing positioning wall, the wheel body is concavely formed with a trapezoidal concave surface wall along the middle shaft ring, a first rail groove is formed in the outer side of the trapezoidal concave surface wall, and a polyether polyurethane coating is arranged along the upper surface of the first rail groove. The upper hanging wheel can achieve horizontal sliding, buffering and decelerating of the elevator car door and has the advantages of being capable of reducing noise, resistant to abrasion and capable of absorbing shock. 本实用新型公开了一种电梯轿门挂板的上吊轮，包括轴承、轴承安装槽和轮体，轴承安装槽