HEAT DISSIPATION DEVICE, LIGHTING DEVICE, AND LUMINAIRE HAVING SAID LIGHTING DEVICE

摘要

The present invention relates to a heat dissipation device (10), characterized by, comprising a heat dissipation body (1) and a plurality of heat dissipation pipes (2), wherein the heat dissipation body (1) has an accommodating cavity (15) for at least partially accommodating a first heat source, a plurality of vent holes are opened in the surface of the heat dissipation body (1), the heat dissipation pipes (2) are mounted in the accommodating cavity (15) of the heat dissipation body (1) via the vent holes, and one end (21) of the heat dissipation pipe (2) is in air communication with the vent hole. The heat dissipation device according to the present invention has the advantages of having a simple manufacturing process and low cost as well as remarkably improving the heat dissipation capacities.