Sofa module and assembled sofa

Abstract

The present invention discloses a sofa module, including a sofa seat, where a top surface of the sofa seat is provided with at least two splice slots in a region close to each side edge, and a first splice member and a second splice member corresponding to the splice slots, where the first splice member includes a first insertion rod inserted in the splice slot and a first connection rod that has one end connected to the first insertion rod and the other end connected to a back plate; and the second splice member includes a second insertion rod inserted in the splice slot, a second insertion rod configured to be inserted in an adjacent splice slot of the sofa seat, and a second connection rod connecting the second insertion rod to a third insertion rod.

What is claimed is: 
     
         1 . A sofa module, characterized in that it includes a sofa seat; the top surface of the sofa seat is provided with at least two splicing slots in the area close to each side, and a first splicing piece or a third splicing piece corresponding to the splicing slots. Two splicing pieces; the first splicing piece includes a first plug-in rod and a first connecting rod inserted in the splicing slot. One end of the first connecting rod is connected to the first plug-in rod, and the other end is used to connect the backing plate; The second splicing piece includes a second plug-in rod inserted in the splicing slot, a second plug-in rod inserted into the adjacent sofa seat splicing slot, connecting the second plug-in rod and The second connecting rod of the third plug-in rod. 
     
     
         2 . The sofa module according to  claim 1 , characterized in that the top surface of the sofa seat is provided with a cushion covering the first splicing piece or the second splicing piece. 
     
     
         3 . The sofa module according to  claim 2 , wherein the two ends of the second connecting rod are connected to the top ends of the second plug-in rod and the third plug-in rod. 
     
     
         4 . The sofa module according to  claim 3 , wherein an arc-shaped connection transition is provided between both ends of the second connecting rod and the top ends of the second plug-in rod and the third plug-in rod part. 
     
     
         5 . The sofa module according to  claim 1 , wherein one end of the first connecting rod for connecting to the backing plate is provided with a thread for threaded connection with a threaded hole provided on the backing plate. 
     
     
         6 . The sofa module according to  claim 1 , characterized in that an insert tube is inserted into the top surface of the sofa seat, and the internal space of the insert tube forms the splicing slot. 
     
     
         7 . The sofa module according to  claim 6 , wherein the top end of the insert tube has a flange that protrudes in a radial direction and is attached to the top surface of the sofa seat. 
     
     
         8 . The sofa module according to  claim 7 , characterized in that the diameters of the flange and the lower part of the intubation tube match the outer diameters of the first/second/third insertion rods, the caliber of the upper part of the intubation tube is larger than the outer diameter of the first insertion rod/second insertion rod/third insertion rod. 
     
     
         9 . An assembled sofa, characterized in that it includes a plurality of sofa seats according to any one of  claims 1 to 8 ; any two adjacent sofa seats are connected by the second splicing piece; The backrest boards connected by the first splicing piece constitute the sofa backrest or sofa armrest. 
     
     
         10 . The sofa module according to  claim 9 , wherein the seat cushion is provided with a back cushion leaning against the back panel.