| 主权项 |
1. A frame height adjusting mechanism adapted for a frame, the frame comprising an inner pipe and an outer pipe sheathing on the inner pipe, a fixing hole being formed on one of the inner pipe and the outer pipe, a plurality of positioning holes being formed on the other one of the inner pipe and the outer pipe along a vertical direction, and the frame height adjusting mechanism comprising:
a driving member slidably disposed on the inner pipe or the outer pipe where the fixing hole is formed, the driving member comprising at least one first inclined surface; and at least one engaging member slidably disposed on the driving member and passing through the fixing hole to insert into one of the plurality of positioning holes, the at least one first inclined surface pushing the at least one engaging member to disengage from the corresponded positioning hole when the driving member slides upwardly. |
