Patent ID: 9222662
Filing Date: 2015-12-29
Classification: F21K,F21V,F21Y

Abstract:
1. A modular lighting device comprising a heat dissipation module, a lamp body, a circuit board, a LED illumination module and a transparent lamp cover, the lamp body comprising a receiving chamber and a middle sleeve within the receiving chamber, the circuit board comprising at least one electronic component and a part of the circuit board being accommodated within the middle sleeve, the LED illumination module being disposed on the lamp body, the transparent lamp cover covering the LED illumination module and being coupled with the lamp body, the heat dissipation module comprising: at least one heat dissipation block contacted with the electronic component, wherein the heat dissipation block penetrates through a sidewall of the middle sleeve, so that at least one part of the heat dissipation block is exposed outside the sidewall of the middle sleeve; and a ring-shaped heat dissipation structure contacted with the exposed part of the heat dissipation block, sheathed around the sidewall of the middle sleeve and disposed within the receiving chamber.