Scuba that has back fender for alongside suitable for long piled wharf

The utility model discloses a scuba that has back fender for alongside suitable for long piled wharf, this long piled wharf includes the upper portion pier, the vertical side of the being provided with stake of upper portion pier below, upper portion pier top is provided with the dolphin, fixed cable chain has been fastened on the dolphin, fixed cable chain end is connected with vertical suspending in midair at upper portion pier outside braced frame, the braced frame inboard is connected with the crossbeam, crossbeam both ends and sliding connection about in the of square, the braced frame surface is provided with vertical buffer board, the buffer board outside is provided with the fender body, fender body top is connected with braced frame through last chain, fender body bottom is connected with the counter weight through lower chain. The beneficial effects of the utility model are that: when scuba alongside under water, intensity can have been guaranteed for the scuba provides the strong point to the part