| abstract |
A kind of aluminium alloy out-open window belongs to alloy product field, the gauze fan, including gauze fan frame, Buddha's warrior attendant gauze, locking bar；The fan frame is rectangular frame made of aluminium alloy extrusions, is mounted on Buddha's warrior attendant gauze periphery, the slot of installation Buddha's warrior attendant gauze and locking bar is provided in the middle part of inner circumferential；The Buddha's warrior attendant gauze is mounted in the rectangle frame of gauze fan frame and the internal area full of rectangle frame；The locking bar is mounted in the locking slot of gauze fan frame and compresses Buddha's warrior attendant gauze；With the heat preservation and insulation and sealing performance that can increase aluminium alloy out-open window, material is saved, profile universal is strong, feature easy to install and use. |