A bracket, wherein the bracket comprises a base for external connection and a hooking part connected with the base , wherein a bending portion of the hooking part forms a groove with a groove wall, wherein the groove wall is connected with the base and said groove wall is provided with a mounting hole , the mounting hole being provided with a damping element , and a damping portion of the damping element being located in the groove , wherein the mounting hole penetrates through the surface of the hooking part , the damping element includes a tailstock and a damping head fixedly connected with each other, the tailstock penetrates through the mounting hole , and the tailstock is provided with an anti-detachment structure to prevent the tailstock from falling off the mounting hole , characterized in that surfaces of the damping head close to and away from the tailstock are multi-segment arc surfaces, the arc surfaces of the damping head bulge to a side away from the tailstock ; the arc surfaces of the damping head are divided into a primary arc portion and a secondary arc portion , wherein a connection portion between the groove wall of the groove and the base assumes an arc surface; wherein one end of the primary arc portion abuts against a side wall of the groove , and the end of the primary arc portion connected with the secondary arc portion abuts against the arc surface of the groove wall of the groove connected with the base ; and all the ends of the secondary arc portion abut against the arc surface connected between the groove wall of the groove and the base body , wherein a side wall of the groove away from the base body is provided with a convex portion , and the convex portion faces a connecting portion between the multi-segment arc surfaces of the damping head , and wherein the two opposite side walls of the tailstock are respectively provided with a limiting column , the mounting hole includes a main hole portion for the tailstock to pass through and a branch hole portion for the limiting column to pass through, and the number of the branch holes is the same as that of the limiting columns . wherein the mounting hole penetrates through the surface of the hooking part , the damping element includes a tailstock and a damping head fixedly connected with each other, the tailstock penetrates through the mounting hole , and the tailstock is provided with an anti-detachment structure to prevent the tailstock from falling off the mounting hole , characterized in that surfaces of the damping head close to and away from the tailstock are multi-segment arc surfaces, the arc surfaces of the damping head bulge to a side away from the tailstock ; the arc surfaces of the damping head are divided into a primary arc portion and a secondary arc portion , wherein a connection portion between the groove wall of the groove and the base assumes an arc surface; wherein one end of the primary arc portion abuts against a side wall of the groove , and the end of the primary arc portion connected with the secondary arc portion abuts against the arc surface of the groove wall of the groove connected with the base ; and all the ends of the secondary arc portion abut against the arc surface connected between the groove wall of the groove and the base body , wherein a side wall of the groove away from the base body is provided with a convex portion , and the convex portion faces a connecting portion between the multi-segment arc surfaces of the damping head , and wherein the two opposite side walls of the tailstock are respectively provided with a limiting column , the mounting hole includes a main hole portion for the tailstock to pass through and a branch hole portion for the limiting column to pass through, and the number of the branch holes is the same as that of the limiting columns . <EOS>