One kind of river port ship shore-based power supply means

The invention relates to a river and harbour ship shore power supply device, which comprises a power supply, a shore power connecting box, a cable reel operating box, a cable reel, cables and a ship powered system, wherein the power supply is connected with the shore power connecting box, one of the two cables from the shore power connecting box is connected into the cable reel operating box, andis then connected with the cable reel, the other one of the two cables from the shore power connecting box bypasses the reel of the cable reel, and is then connected with the ship powered system through a plug, the power supply device also comprises a cable guide device, the cable guide device is arranged between the cable reel and the ship powered system, and the cable wound on the reel passes through the cable guide device, and is connected with the ship powered system through another plug. The invention has the beneficial effects that: 1, the emission reduction effect is remarkable; 2, thestructure is simple, safe and reliable; 3, as a sliding rail and a cable guide trolley are arranged, the cables can be conveniently arranged on the ship, and the operability, the visuality and safetyare stronger; and 4, the social benefit and the economic benefit are very considerable.