Patent ID: 8517576

Claim:
An LED lamp comprising: a lamp body comprising an LED module; and a colorized, translucent envelope detachably connected to the lamp body and covering the LED module, light emitted by the LED module passing through the envelope to outside; wherein a color of the envelope is different from that of the light of the LED module, and the envelope changes the color of the light of the LED module when the light passes through the envelope to the outside; wherein the lamp body comprises a supporting plate and a plurality of first engaging ribs, each of the first engaging ribs is spaced from the supporting plate, the first engaging ribs are spaced from each other with a first guide groove defined between each two neighboring first engaging ribs, the envelope comprises a covering portion and a plurality of second engaging ribs, the second engaging ribs are spaced from each other with a second guide groove defined between each two neighboring second engaging ribs, the first engaging ribs are extended through the second guide grooves and the second engaging ribs are extended through the first guide grooves, and then the envelope is rotated relative to the lamp body to make the second engaging ribs be sandwiched between the first engaging ribs and the supporting plate, whereby the envelope is detachably connected to the lamp body and covers the LED module; wherein the lamp body further comprises an engaging portion extending upwardly from a circumference of the supporting plate, and the first engaging ribs extend inwardly from the engaging portion; and wherein the lamp body further comprises a heat dissipating portion extending downwardly from the circumference of the supporting plate.