| 摘要 |
<p>PROBLEM TO BE SOLVED: To acquire a ventilation device which does not cause the increase in the number of components for installing a wind direction adjustment plate and for preventing rainwater infiltration.SOLUTION: A ventilation device has: a pipe guide installed at a penetration port for communicating indoor and outdoor sides from an indoor side; and a panel unit mounted on the indoor side of the pipe guide. The panel unit has: a unit box 39 inserted in the pipe guide; a panel 7 for covering an indoor side opening of the pipe guide; an opening/closing mechanism 8a which is arranged at a shaft center of the unit box 39, which supports the panel 7 and which opens/closes the indoor side opening of the pipe guide by advancing/retreating the supported panel 7 along the penetration port; and a wind direction adjustment plate 11 for adjusting the direction of an airflow flowing indoors from the panel unit by closing a part of the indoor side opening of the pipe guide. At an indoor side tip of the opening/closing mechanism 8a, a locking part is provided for detachably locking the wind direction adjustment plate 11.</p> |
