Input device

An input device comprises a supporting plate and a balance rod. The supporting plate comprises a plate body, a limiting clamping hook and an elastic arm. The limiting clamping hook and the elastic arm are connected to the plate body. The balance rod is provided with at least one end part and a stress part; and the end part is limited on the plate body by the limiting clamping hook in a pressing direction. The stress part is suitable for being stressed in the pressing direction so that the balance rod can swing. The elastic arm presses the end portion in the pressing direction. 一种输入装置，包括一支撑板及一平衡杆。支撑板包括一板体、一限位卡勾及一弹性臂。限位卡勾及弹性臂连接于板体。平衡杆具有至少一端部及一受力部。端部在一按压方向上被限位卡勾限位于板体。受力部适于沿按压方向受力而使平衡杆摆动。弹性臂沿按压方向压迫端部。