External line connection for a semitrailer of a semitrailer truck

An external line connection for a semitrailer of a semitrailer truck, comprising:

• a frame structure with a skid plate closing off an underside, on which plate a king pin is arranged, and a connector bracket, arranged to be swivelable about the king pin, from which at least one line section is led out and can be connected to a power supply system of the semitrailer, wherein the connector bracket acts upon a turntable which is swivelably received on the skid plate, wherein the at least one line section is led out on a topside of the turntable and rests on both sides of the turntable in subsections, and the subsections run to a prestressing device that always maintains the subsections under tensile stress.

An external line connection for a semitrailer truck, comprising:

• a frame structure with a cargo floor on its top side and with a skid plate closing off an underside, on which a king pin is arranged, and a connector bracket, arranged to be swivelable about the king pin, from which at least one line section is led out and can be connected to a power supply system of the semitrailer, wherein the connector bracket acts upon a turntable which is swivelably received on the skid plate, wherein the at least one line section is led out on a top side of the turntable and rests on both sides of the turntable in subsections, and the subsections are maintained under tensile stress via a prestressing device, wherein the subsections and the prestressing device are arranged in a free space between the skid plate and the cargo floor.