One end of the shaft is fixed with the blade wheel.

在所述的泵轴一端固 定有叶轮；

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Ventilation device includes fan frame, blade and driving mechanism. The blade wheel and driving mechanism are all set in fan frame.

通风装置包括扇框、叶轮以及驱动机构，叶轮与驱动机构均容设于扇框内，且驱动机构与叶轮连结并驱动叶轮转动。

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Vibration generating device is arranged on blade wheel and composed of at least one stator, at least one movable unit and at least one sliding track.

固定子被固定在滑行轨道上， 而可动子位于滑行轨道上且可沿滑行轨道移动，借以使震动发生装置具有 震动提醒功能。

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