Friction torque transmission structure

The utility model belongs to the technical field of impact type water-turbine generator sets, and particularly relates to a friction torque transmission structure. According to the technical scheme, the friction torque transmission structure comprises a friction plate, an annular groove is formed in a rotating wheel, the friction plate is arranged in the annular groove of the rotating wheel, a flange of a main shaft is connected with the rotating wheel through a coupling bolt, the friction plate is located between the rotating wheel and the flange of the main shaft, and the coupling bolt penetrates through the friction plate; the base material of the friction plate is spring steel, and a carborundum coating is arranged on the surface of the friction plate. The utility model provides a structure for improving friction torque transmission capability. 本实用新型属于冲击式水轮发电机组技术领域，特别涉及一种摩擦传扭结构。其技术方案为：一种摩擦传扭结构，包括摩擦片，转轮上设置有环形槽，摩擦片设置于转轮的环形槽内，主轴的法兰与转轮通过联轴螺栓连接，摩擦片位于转轮与主轴的法兰之间，联轴螺栓穿过摩擦片；所述摩擦片的基材为弹簧钢，摩擦片的表面设置金刚砂涂层。本实用新型提供了一种提高摩