Modular assistance device for users for walking up and down stairs, stair structure and method

The invention relates to a modular assistance device for users for walking up and down stairs, a stair structure and a method. The device comprises a step plate, the two ends of the step plate are each connected with one end of an elastic part, the other ends of the elastic parts are connected with an adjusting mechanism used for adjusting spring pre-tightening force, the pre-tightening force adjusting mechanism is mounted on a supporting frame, the step plate and the supporting frame are in sliding connection, a locking part is arranged at the bottom of the supporting frame, and the locking part and the step plate can be locked and fixed. The stair assistance device is simple in structure, low in cost and wide in application range. 本发明涉及一种模块化上下楼梯辅助装置、楼梯结构及方法，包括台阶板，所述台阶板两端分别与弹性件的一端连接，弹性件的另一端与用于调节弹簧预紧力的调节机构连接，预紧力调节机构安装在支撑架上，所述台阶板与支撑架滑动连接，支撑架的底部设置有锁紧件，锁紧件能够与台阶板锁紧固定，本发明的楼梯辅助装置结构简单，成本低，适用范围广。