| 摘要 |
PURPOSE: A sliding window frame structure with a dual valve is provided to improve heat insulation and soundproof property by allowing heating and cooling air to flow up and down along the spaces of a double window frame. CONSTITUTION: A sliding window frame structure with a dual valve comprises a ventilator(100) which opens the top of indoor and outdoor side windows and the bottom of the outdoor side window and closes the bottom of the indoor side window(200A). The ventilator comprises an indoor frame which is coupled to the indoor side of a window frame, a flap which opens and closes a vent hole of the indoor frame, a rain shield frame which is coupled to the outdoor side of the indoor frame, a lower outdoor frame which is coupled to the lower part of the outdoor side of the indoor frame, and a filter frame(50) which contains a filter and is coupled to the indoor side of the indoor frame. |
