Three-dimensional curved surface air cushion module and curved surface air cushion product

1 . A three-dimensional curved surface air cushion module, comprising:

a first air cushion portion having a first outer surface, a first curved surface, and a first connecting surface, wherein the first outer surface has a first upper edge and a first lower edge respectively located on two ends of the first outer surface; the first curved surface is connected to the first upper edge of the first outer surface, and the first connecting surface is connected to the first lower edge of the first outer surface; and

a second air cushion portion pivotally connected to the first air cushion portion, wherein the second air cushion portion has a second outer surface, a second curved surface, and a second connecting surface; the second outer surface has a second upper edge and a second lower edge respectively located on two ends of the second outer surface; the second curved surface corresponds to the contour and position of the first curved surface; the second curved surface is connected to the second upper edge of the second outer surface; the second connecting surface is connected to the second lower edge of the second outer surface; the second connecting surface is connected to the first connecting surface; a pivot fold line is defined, corresponding to a junction between the first connecting surface and the second connecting surface;

wherein the first air cushion portion and the second air cushion portion are pivoted along the pivot fold line, so that the first air cushion portion and the second air cushion portion open relative to each other; the first outer surface and the second outer surface tilt relative to each other; a first height is defined between the first upper edge and the first lower edge, wherein the first height is less than a wall height of the first outer surface; a second height is defined between the second upper edge and the second lower edge, wherein the second height is less than a wall height of the second outer surface, wherein a central axis is defined between the first air cushion portion and the second air cushion portion, passing through the pivot fold line; a first reference line is defined, tangent to a first valley reference point of the first curved surface; the first reference line passes through the first outer surface and is perpendicular to the central axis; the first upper edge and the first lower edge of the first outer surface are located on two sides of the first reference line; a second reference line is defined, tangent to a second valley reference point of the second curved surface; the second reference line passes through the second outer surface and is perpendicular to the central axis; the second upper edge and the second lower edge of the second outer surface are located on two sides of the second reference line, the first air cushion portion has a first upper edge distance, which is a distance between the first reference line and the first upper edge; the first air cushion portion has a first lower edge distance, which is a distance between the first reference line and the first lower edge; the first upper edge distance is less than the first lower edge distance; a combination of the first upper edge distance and the first lower edge distance defines the first height; the second air cushion portion has a second upper edge distance, which is a distance between the second reference line and the second upper edge; the second air cushion portion has a second lower edge distance, which is a distance between the second reference line and the second lower edge; the second upper edge distance is less than the second lower edge distance; and a combination of the second upper edge distance and the second lower edge distance defines the second height.

2 . The three-dimensional curved surface air cushion module as claimed in claim 1 , wherein the first air cushion portion has a first inner surface; the first inner surface and the first outer surface are located on two opposite sides of the first air cushion portion; the second air cushion portion has a second inner surface; the second inner surface and the second outer surface are located on two opposite sides of the second air cushion portion; the first inner surface and the second inner surface face each other; the central axis is located between the first inner surface and the second inner surface.

3 . The three-dimensional curved surface air cushion module as claimed in claim 2 , wherein when the first air cushion portion and the second air cushion portion are pivotally opened along the pivot fold line, a first angle and a second angle are provided; the first angle is provided between the first inner surface and the central axis; the second angle is provided between the second inner surface and the central axis; the first angle and the second angle are each greater than or equal to 10 degrees and less than or equal to 45 degrees.

4 . The three-dimensional curved surface air cushion module as claimed in claim 2 , wherein the number of the first air cushion portion and the number of the second air cushion portion are plural; the first air cushion portions are connected to each other and aligned side by side along the pivot fold line, and the second air cushion portions are connected to each other and aligned side by side along the pivot fold line; the first connecting surfaces are coplanar with the first outer surfaces; the second connecting surfaces are coplanar with the second outer surfaces; a first gap is provided between every two adjacent first air cushion portions; a first clamping groove is provided between every two adjacent first air cushion portions; each first clamping groove is recessed from each first curved surface toward each first connecting surface within the corresponding first gap; each first clamping groove is disposed on the first front surface of one of the first air cushion portions and the first rear surface of an adjacent first air cushion portion; a second gap is provided between every two adjacent second air cushion portions; a second clamping groove is provided between every two adjacent second air cushion portions; each second clamping groove is recessed from each second curved surface toward each second connecting surface within the corresponding second gap; each second clamping groove is disposed on the second front surface of one of the second air cushion portions and the second rear surface of an adjacent second air cushion portion.

5 . The three-dimensional curved surface air cushion module as claimed in claim 4 , further comprising a plurality of first axial communication portions, a plurality of second axial communication portions, and a lateral communication portion; each first axial communication portion is disposed in each first gap to communicate with every two adjacent first air cushion portions; each second axial communication portion is disposed in each second gap to communicate with every two adjacent second air cushion portions; the lateral communication portion is disposed between the first inner surface of one of the first air cushion portions and the second inner surface of an adjacent second air cushion portion, enabling the first air cushion portions and the second air cushion portions to communicate with each other through the lateral communication portion.

6 . The three-dimensional curved surface air cushion module as claimed in claim 4 , further comprising a first fluid-filled portion and a second fluid-filled portion; the first fluid-filled portion is disposed on one of the first air cushion portions and is used to controllably fill fluid into the first air cushion portions; the second fluid-filled portion is disposed on one of the second air cushion portions and is used to controllably fill fluid into the second air cushion portions.