Patent ID: 11965646
Assignee: XIAMEN PVTECH CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC F | IPC F

Claim 0:
1. An ultra-thin downlight with enhanced thermal dissipation performance, comprising:
a housing comprising a first ring portion, a cylindrical portion and a second ring portion connected to each other, wherein the cylindrical portion is disposed between the first ring portion and the second ring portion, whereby an accommodating space is formed between the first ring portion, the cylindrical portion and the second ring portion;
a light source board fixed on an inner surface of the second ring portion and disposed in the accommodating space, wherein a portion of the light source board is covered by the second ring portion and the other portion of the light source board is exposed from the second ring portion;
a light cover disposed on an inner surface of the first ring portion;
a spring fixation plate fixed on an outer surface of the second ring portion, and comprising a fixation base and a fixation portion, wherein the fixation base and the fixation portion are connected to each other, and the fixation base is fixed on the outer surface of the second ring portion and one end of the spring buckle is pivotally connected to the fixation portion, wherein the fixation base has a positioning slot and the outer surface of the second ring portion has a positioning block inserted into the positioning slot; and
a spring buckle, wherein one end of the spring buckle is pivotally connected to the spring fixation plate, and the other end of the spring buckle is disposed on a peripheral area of the first ring portion.