Improved stair handrail

The utility model belongs to the field of architecture decoration, and particularly relates to an improved stair handrail, comprising a handrail and standing rods, wherein each standing rod comprises an upper connecting section fixedly connected with the handrail, and a lower connecting section of which one end is connected with the upper connecting section, and of which the other end is fixedly connected with a stair step; each lower connecting section consists of a vertical connecting part arranged on two ends, and a fold line type protective part at the middle; one end, close to the corresponding vertical connecting part, of each of the upper connecting sections is provided with a vertical insertion groove; the vertical connecting parts are respectively inserted into the vertical insertion grooves, and are respectively and fixedly connected with the upper connecting sections. According to the improved stair handrail, the structure is simple; the installation is convenient and firm; the height of the stair