| 摘要 |
Provided is a backlight module back plate, comprising a frame (200) and a sheet (400). The frame (200) comprises a first side wall (210), a top wall (220), a second side wall (230) and a bottom wall (240) which are connected end to end in sequence, wherein the first side wall (210) and the second side wall (230) are in straight plate structures, and the top wall (220) and the bottom wall (240) are in bent plate structures. The four sides of the sheet (400) are respectively fitted and fixed to the first side wall (210), the top wall (220), the second side wall (230) and the bottom wall (240), and the frame (200) limits the sheet (400) to be in a shape of curved surface. The backlight module back plate is reliable in curvature accuracy, light in weight and low in cost. Also provided are a backlight module and a liquid crystal display device. |
