Key structure

A key structure comprises a switch, a shell, an elastic piece, a button and at least one adjustable limiting piece. The elastic piece comprises a fixed part, a pressed part and an elastic part. The fixing part is connected with the shell. The pressed part is configured to abut against the switch. The elastic part is connected between the fixed part and the pressed part, and the elastic part is suitable for deformation. The button is connected with the pressed part, and the pressed part is located between the button and the switch. The adjustable limiting piece is arranged on the button and is configured to abut against the elastic part. And the adjustable limiting piece adjustably protrudes towards the elastic part by a plurality of lengths relative to the button. 一种按键结构包含开关、壳体、弹性件、按钮以及至少一可调限位件。弹性件包含固定部、受压部以及弹性部。固定部连接壳体。受压部配置以抵压开关。弹性部连接于固定部与受压部之间，弹性部适于变形。按钮连接受压部，受压部位于按钮与开关之间。可调限位件设置于按钮，并配置以抵压弹性部。可调限位件相对按钮朝向弹性部可调整地凸出若干长度。