Packaging storage container

A packaging storage container, used for accommodating a sheet-like object, the packaging storage container comprises a container bottom portion, a container cover portion, a ridge member and a tray;

• wherein the container bottom portion and the container cover portion are hinged to the ridge member, the container bottom portion and the container cover portion form a sealed container body with the ridge member, and the tray is configured to hold the sheet-like object;
• wherein the container bottom portion is provided with a pair of articulated shaft-receiving bases, the tray is connected to the pair of articulated shaft-receiving bases through an articulated shaft provided on the tray, so that the tray is turned over around the articulated shaft-receiving bases, an inner space for self-adaptive rotation and shock absorption of the articulated shaft is formed in the articulated shaft-receiving base,
• wherein the articulated shaft-receiving bases comprises a connecting piece and a pair of limiting walls, a lower end of the limiting walls is connected to the container bottom portion, and an upper end of the limiting walls is provided with hook-shaped members which are opposite to each other, the connecting piece is provided between the pair of limiting walls and an upper end surface of the connecting piece is arc-shaped, which is curved upwardly, the articulated shaft is provided with a pair of protruding portions with column shape in axial direction thereof, a longitudinal length portion of the articulated shaft between the pair of protruding portions is configured to correspond to the articulated shaft-receiving base, and the connecting piece is respectively connected with each of the pair of the limiting walls and the inner space is enclosed by the upper end surface of the connecting piece, the pair of the limiting walls and the hook-shaped members for accommodating the longitudinal length portion of the articulated shaft between the pair of protruding portions with the limiting walls,
• wherein a gap is provided between the hook-shaped members of the pair of limiting walls, the longitudinal length portion of the articulated shaft between the pair of protruding portions is able to be inserted between the pair of limiting walls through the gap between the hook-shaped members;
• wherein, the longitudinal length portion of the articulated shaft between the pair of protruding portions is able to be adaptable with the upper end surface of the connecting piece so as to move along the upper end surface of the connecting piece when the tray is turned over, and the longitudinal length portion of the articulated shaft between the pair of protruding portions is kept contacting with the upper end surface of the connecting piece so as to be supported on the upper end surface of the connecting piece,
• wherein the diameter of the pair of protruding portions is greater than the largest lateral width of the limiting walls.