Air duct structure and range hood

The utility model relates to the technical field of kitchen appliances, and discloses an air duct structure and a range hood. The air duct structure comprises a volute, a motor and a fixing assembly, a mounting lug plate is arranged on the peripheral side of the motor, a mounting clamping groove is formed in the mounting lug plate, the fixing assembly comprises a vertical support, an anti-vibration pad and a fastener, and the anti-vibration pad comprises a first buffering part, an embedded part and a second buffering part which are sequentially connected. The embedded part can be embedded into the mounting clamping groove from a groove opening of the mounting clamping groove, the first buffering part and the second buffering part are attached to the two sides of the mounting lug plate respectively, the fastener sequentially penetrates through the first buffering part, the embedded part and the second buffering part and is connected with one end of the vertical support, and the other end of the vertical suppor