The utility model discloses a jewelry connecting assembly. The device comprises a first pipe body, a second pipe body and an elastic positioning piece, at least one first positioning hole is formed inthe wall body of the first pipe body in a penetrating manner; a second positioning hole is formed in the wall body of the second pipe body in a penetrating mode, one end of the second pipe body is arranged in one end of the first pipe body in a penetrating mode, and the elastic positioning piece comprises an elastic piece arranged in the second pipe body and positioning protrusions which are fixed to the top of the elastic piece and sequentially arranged in the second positioning hole and one first positioning hole in a penetrating mode. One end of the second pipe body is inserted into one end of the first pipe body, the elastic piece is arranged in the second pipe body, the positioning protrusion sequentially penetrating through the second positioning hole in the second pipe body and thefirst positioning hole in the first pipe body is arranged at the top of the elastic piece, and therefore elastic connection of the first pipe body and the second pipe body is achieved. And when disassembly is required, the positioning bulge is pressed downwards, so that the positioning bulge can be separated from the first positioning hole, and the second pipe body is separated from the first pipe body.