Patent attributes
A sofa armrest structure and a sofa are provided. A connection pipe is provided with a connection through hole. A first connection hole is formed in a first fixing frame and corresponds to the connection through hole. A second connection hole is formed in a second fixing frame and corresponds to the connection through hole, and an internal thread structure is formed in the second connection hole. One end of a connection rod is provided with a nut, and the other end of the connection rod is provided with an external thread structure. The end with the external thread structure of the connection rod passes through the connection through hole and the first connection hole and is connected to the internal thread structure in the second connection hole through the external thread structure. An inner chamber protection layer is detachably arranged on a fixing frame body through hook-and-loop fasteners.
