Double-layer wire arrangement device and server

The utility model belongs to the technical field of servers, and discloses a double-layer wire arrangement device and a server. The double-layer wire arrangement device comprises a first storage body, an upper cover and a second storage body, wherein the first storage body comprises a fixed wall and a mounting wall which are oppositely arranged; one side wall of the upper cover is rotatably connected with the fixed wall, the other end of the upper cover is detachably connected with the mounting wall, and the upper cover and the first storage body define a first accommodating cavity for accommodating a wire harness; the second storage body is connected to any one of the fixing wall and the mounting wall in a sliding mode, and the inner side wall of the second storage body and the bottom wall of the first storage body define a second containing cavity used for containing the wire harness. The double-layer cable arranging device is simple in structure, the containing space is easy to adjust, cables of different