Lateral entrance type backlight source structure

The utility model discloses a side-in type backlight source structure which comprises a back plate with a backlight cavity, a light reflecting piece arranged in the backlight cavity of the back plate, a light guide plate arranged on the light reflecting piece, an LED lamp arranged on one side of the light guide plate, an LED lamp arranged on the other side of the light guide plate, the light guide plate is provided with an extension portion, the upper side portion of the extension portion extends towards the LED lamps on the two sides, and the extension portion covers the LED lamps. The side-in type backlight source structure can solve the problem that a non-light-emitting area exists on the upper surface of the LED, and the ultra-narrow frame is achieved. 本实用新型公开一种侧入式背光源结构，包括具有背光腔的背板，在背板背光腔内设置反光片，在反光片上设置导光板，在导光板一侧设置LED灯，在导光板的另一侧也设置LED灯，导光板具有上侧部向两侧LED灯方向延伸的延伸部，延伸部覆盖LED灯。本实用新型的侧入式背光源结构能够解决在LED上表面存在不发光区域的问题并实现边框超窄。