The utility model relates to a pair of ice skate blade type roller skates. Each roller skate of the utility model is mainly composed of a shoe, a plane plate, a bottom frame, shafts and wheels, wherein, the plane plate is fixed at the bottom part of the roller skate, and the bottom frame the section of which forms an n shape is fixed below the plane plate. Three or four shafts are arranged at the middle of two sides of the bottom frame, and wheels are respectively arranged on the shafts. The wheels at the lower part of the roller skate form straight line distribution, the utility model has small friction drag and high speed during the sliding time, and the sliding effect approaches that of water ice when the utility model is used for sliding on land.