Novel composite door
A composite door, a new type of technology, applied in the direction of fire doors, soundproof doors/windows, wing leaf layout, etc., can solve the problems of opacity, light influence, lack of anti-mosquito, etc., to achieve good heat insulation and heat preservation performance, Increase the overall area, the effect of strong anti-theft performance
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[0020] A novel composite door, as shown in the accompanying drawings, comprises a door frame and a door leaf, and the door leaf is provided with a door lock and a door handle. The door leaves include a main door leaf 3 opened indoors and a screen door leaf 4 opened outdoors. The sum of the thicknesses of the main door leaf 3 and the screen door leaf 4 is less than or equal to the thickness of the door frame. Such a design enables the main door leaf 3 and the screen door leaf 4 to be closed simultaneously, and the sealing performance is good.
[0021] The door frame includes an outer door frame 1 and an inner door frame 2, and the sides of the main door leaf 3 and the screen door leaf 4 are hinged on the inner side of the inner door frame 2. Several frames are arranged between the outer door frame 1 and the inner door frame 2, the upper and middle frames are inlaid with double-layer glass, and the lower frame is inlaid with decorative panels. The main door leaf 3 is provided w...
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