Flexible display device

A flexible display device, comprising:

• a flexible display screen;
• a supporting frame disposed at a rollable side of the flexible display screen;
• and
• a housing for accommodating the flexible display screen and the supporting frame,
• wherein the supporting frame is configured to prevent the flexible display screen from being rolled when the flexible display screen is drawn from the housing,
• wherein the supporting frame has a second recess, the second recess has an opening for accommodating and holding an edge of the flexible display screen, and the supporting frame comprises a shoulder located at two sides of the second recess and a bottom connected to the shoulder,
• wherein the supporting frame is provided with one sheet-shaped anti-roll bar disposed at the bottom of the second recess with a length extended along an entire length of the supporting frame, and
• wherein the anti-roll bar has a width and a thickness, and the width is larger than the thickness and smaller than the length of the anti-roll bar, and is perpendicular to a display surface of the flexible display screen when the opening of the second recess accommodates and holds the edge of the flexible display screen,
• wherein the housing comprises a first roller for winding the flexible display screen, and a second roller for winding the supporting frame and provided at two ends of the first roller, wherein the first roller has an axis perpendicular to that of the second roller.