Flat panel display device and support base thereof

A flat-panel display device, comprising a display panel, wherein the flat-panel display device further comprises a supporting base seat, the supporting base seat comprises a first structure member and a second structure member;

• shapes of the first structure member and the second structure member are symmetrical, and the first structure member is hinged to the second structure member in an axial symmetrical mode;
• a first hinging portion is arranged on a bottom rear side of the first structure member and a bottom rear side of the second structure member;
• a second hinging portion is arranged at a top end of the first structure member and a top end of the second structure member, and a maximum hinged included angle is smaller than 180 degrees;
• the supporting base seat is a triangular cone-shaped frame structure when unfolded;
• a first clamping hook extends out of a bottom front side of the first structure member, and a second clamping hook extends out of a bottom front side of the second structure member;
• wherein, the first hinging portion comprises a door pivot that is an elastic mechanism, a first lantern ring arranged on of the bottom rear side of the first structure member, and a third lantern ring arranged on the bottom rear side of the second structure member;
• the third lantern ring engages with the first lantern ring, and the door pivot extends through the first lantern ring and the third lantern ring;
• the second hinging portion comprises a screw, a second lantern ring arranged on the top end of the first structure member, and a forth lantern ring arranged on the top end of the second structure member;
• the forth lantern ring engages with the second lantern ring, the screw is in clearance fit with the fourth lantern ring after being connected to threads of the second lantern ring.