| 摘要 |
The present invention relates to a cable tray connection device. Provided is the cable tray connection device capable of easily installing a cable tray without a separate cover. The cable tray connection device comprises: a main body and a pair of upper extension members. The main body includes a pair of short width walls and a pair of long width walls which are faced to each other, is buried in a bottom slab, and forms a height directional cable penetration path. The pair of upper extension members are rotated based on a rotation axis in parallel to the short width walls on the upper part of the main body; and are rotated between an extension position which is extended to the height direction, and a folding position extended in a horizontal direction. The pair of the upper extension members include a hook folding unit to be faced to the outer wall of one side of the long width wall at the folding position. |
