ANTI-SPARK TYPE VENTILATOR

摘要

The present invention relates to an explosion proof ventilator including: a housing comprising an inlet hole and an outlet hole; a ventilation fan which is installed in the inlet hole, absorbs the air and transfers the absorbed air to the outlet hole; a shroud which is installed in the inlet hole, and guides the air flowed in through the inlet hole to the ventilation fan; and a contact prevention part for preventing contact between the shroud and the ventilation fan.