Display module and display device

A display device comprising a display module, wherein the display module comprises:

• a back plate;
• a light guide plate disposed on a side of the back plate;
• a frame, wherein the frame comprises a first base part and a first bulge extending inward, and the first bulge comprises a first bottom surface, a first end surface, and a second bottom surface jointed in sequence, wherein an end part of the light guide plate is received in a first accommodating cavity formed by the first bottom surface, an inner end surface of the first base part and a surface of the back plate, and there is a first spacing between the first bottom surface and the end part of the light guide plate;
• and
• an optical film layer disposed on a side of the light guide plate facing away from the back plate, wherein an end part of the optical film layer is received in a second accommodating cavity formed by the second bottom surface, the first end surface and a surface of the light guide plate on the side facing away from the back plate, and there is a second spacing between the second bottom surface and the end part of the optical film layer;
• wherein the first spacing is smaller than the second spacing.