| 摘要 |
<p>A ventilation apparatus is provided, which includes an intake air unit having an external air inhalation hole through which external air is inhaled from one side connected to the outdoor and a plurality of discharge holes through which the external air inhaled via the external air inhalation hole, a exhaust air unit having a number of inhalation holes which are installed opposingly in correspondence to the plurality of discharge holes in the intake air unit and a discharge hole through which indoor air mixed with the external air inhaled via the intake air unit can be discharged, and a discharge unit which is connected with the exhaust air unit for providing an air blowing force so that the external air and the indoor air can be inhaled via the intake air unit and the exhaust air unit, respectively, whereby the indoor air inhaled via the plurality of inhalation holes in the exhaust air unit can be externally discharged together with the external air inhaled into the intake air unit. The intake air unit and the exhaust air unit are installed in opposition to each other on the indoor ceiling, in which an indoor air inhalation portion is provided between the intake air unit and the exhaust air unit, and the intake air unit and the exhaust air unit have an inclined structure so that indoor air can be collected toward the indoor air inhalation portion, respectively. Also, the intake air unit and the exhaust air unit can oppose each other with a top-and-bottom relationship therebetween. The ventilation apparatus can be applied in a kitchen hood provided for discharging various polluted air occurring during cooking foods.</p> |
