Patent ID: 11484745

Abstract:
The present invention discloses a weight adjustable dumbbell, which includes a dumbbell assembly, a dumbbell seat and a plurality of dumbbell pieces placed on two sides of the dumbbell seat, wherein the dumbbell assembly includes a handle tube, tailstock assemblies provided on two sides of the handle tube, a fixed shaft provided throughout inside the handle tube and the tailstock assembly and two telescopic tubes symmetrically sleeved outside the fixed shaft, wherein the handle tube is rotatably connected between the two tailstock assemblies, the handle tube is a hollow tube pieces, with an inner wall thereof being provided with two guide grooves with opposite screw directions, one end of the telescopic tube close to the center of the handle tube is provided with a guide block, and the other end thereof is symmetrically provided with an anti-rotation block , the tailstock assembly includes a tailstock body.