Sledge-type conveying device and sledge-type conveying line with the sledge-type conveying device

The utility model relates to a sledge-type conveying device, which comprises a conveying platform, a sledge mechanism and a station gas supplying mechanism, and the station gas supplying mechanism isarranged on the conveying platform. The sledge-type conveying device comprises a sledge lifting mechanism, a sledge locating and supporting mechanism and a sledge conveying mechanism, wherein the sledge lifting mechanism and the sledge locating and supporting mechanism are arranged on the conveying platform, the sledge conveying mechanism is fixed on the sledge lifting mechanism, and lifts and descends under the function of the sledge lifting mechanism, the sledge mechanism is arranged on the sledge conveying mechanism in a sliding mode and can be located on the conveying platform through thesledge locating and supporting mechanism, and the station gas supplying mechanism supplies gas to the sledge mechanism.