Fan blade, fan and blowing equipment

The utility model discloses a fan blade, fan and blowing equipment, the fan blade comprises a hub and a blade, the blade is connected with the hub, the blade comprises a first segment and a second segment, and a hollow area is arranged between the first segment and the second segment; a reference cylindrical surface is formed around the axis of the hub, space intersection lines of the reference cylindrical surface and the blades are defined as blade profiles, the blade profile of the first segment is arranged in a protruding mode in the direction away from the rotating direction of the fan blades, and the blade profile of the second segment is arranged in a protruding mode in the direction away from the rotating direction of the fan blades. According to the technical scheme, the power capability of the fan blades under the condition of the same rotating speed can be improved, and then the air supply amount is increased.