CONNECTING STRUCTURE OF DOUBLE CD PIPE MEMBER AND CONSTRUCTING METHOD THEREOF

摘要

The present invention relates to an embedded connecting structure of a double CD pipe for embedding and connecting two CD pipes through a lightweight wall in a floor slab concrete and a construction method thereof. The present invention for achieving the objective is to facilitate connection without the breakage of the CD pipes by rotation of an elbow and to lay the two CD pipes for cold and hot water at one inner hollow inside the lightweight wall simultaneously in order to receive all of various installation directions of the two CD pipes for cold and hot water which is determined of the installation directions thereof towards respective suppliers. The present invention has a technical summary relates to the connecting structure of the double CD pipe with easy fastening and separation of the CD pipe in a minimum workspace incision portion.