Display device and wall-mounted heat dissipation mechanism thereof

A display device, comprising a light guide plate, a LED light bar and a wall-mounted heat dissipation mechanism, wherein the LED light bar is disposed at a light incident end of the light guide plate and opposite to the light guide plate, the wall-mounted heat dissipation mechanism comprises:

• a heat dissipation plate comprising a longitudinal plate and a transverse plate bended to each other, the LED light bar is attached to an inner surface of the longitudinal plate, and the transverse plate is arranged opposite to a back surface of the light guide plate;
• a hanger comprising a first hanger fixed on a hanging wall and two second hangers respectively fixed on two ends of the first hanger at intervals, the two second hangers are configured to detachably connect with the heat dissipation plate;
• and
• a heat dissipation mechanism fixed on the first hanger and disposed between the two second hangers, the heat dissipation mechanism being in surface contact with a back surface of the heat dissipation plate.