Brake pad for wind turbine generator

The utility model relates to a brake pad for a wind turbine generator. The brake pad comprises a steel backing, a brake pad body and a limiting rod. The top face of the steel backing is sunken downwards to form a groove, symmetrical first clamping strips are arranged on the left side face and the right side face of the groove, the first clamping strip on the left side is a cylinder with the narrow left end, the wide right end and the isosceles trapezoid longitudinal section, and the front end and the rear end of the first clamping strip are spaced from the front end and the rear end of the groove respectively. The brake pad is located in the groove, the upper end of the brake pad is higher than the top face of the steel back, first clamping grooves clamped outside the first clamping strips on the same side are formed in the left end and the right end of the brake pad correspondingly, limiting rods are arranged in the grooves in the front side and the rear side of the brake pad correspondingly, and the left en