▎ 摘　　要

NOVELTY - The utility model claims a heat conducting device of light emitting diode, comprising a metal heat conducting plate and a light emitting diode, two sides of the top part of the metal heat conducting plate are fixedly mounted with a mounting block, the light emitting diode is fixedly mounted between the two mounting blocks, the bottom of the metal heat conducting plate is provided with graphene heat conducting layer, the inner part graphene the heat conducting layer is provided with an air cooling cavity, the bottom of the graphene conducting layer is provided with a liquid cooling layer, the inner part of the liquid cooling layer is provided with a liquid cooling cavity, the bottom of the graphene conducting layer is densely provided with multiple graphene heat conducting rod, the bottom end of the graphene heat conducting rod extends to the inner part of the liquid cooling cavity, the bottom of the liquid cooling layer is provided with a heat exchange water tank, the inner part of the heat exchange water tank is fixedly installed with a curved pipe, one end of the curved pipe is connected with a liquid guide pipe. The utility model is provided with a series of structure so that the utility model has fast heat conducting speed and good characteristics.