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.