Patent ID: 11953717
Assignee: HKC CORPORATION LIMITED
Field: Optics (Instruments)
Classification: CPC G  H  Y | IPC F  H

Claim 8:
9. A backlight module, comprising:
a light board;
an optical film; and
a backplane assembly, comprising:
a bottom backplane provided with a bottom wall;
an upper frame arranged above the bottom backplane; wherein the upper frame is provided with a first side and a second side opposite to the first side, and a connecting line from the first side to the second side is parallel to the bottom wall of the bottom backplane; the first side is provided with a rotating shaft, and the rotating shaft extends toward the bottom backplane;
a locking assembly movably arranged on the bottom backplane and opposite to the second side; wherein when the locking assembly moves to a first position, the locking assembly is mutually locked with the second side of the upper frame, so that the upper frame and the bottom backplane are relatively fixed; when the locking assembly moves to a second position, the second side of the upper frame is disengaged from the locking assembly; and
a bearing assembly, comprising:
a bearing body slidably arranged on the bottom backplane and sleeved outside the rotating shaft; and
a first elastic member arranged on the bottom backplane, wherein the first elastic member is configured to elastically support the bearing body away from a side of the upper frame, so as to drive the bearing body to move toward the upper frame;

wherein the bottom backplane is formed with a receiving cavity, and the light board and the optical film are arranged in the receiving cavity.