Extensible lamp
A technology for lamps and lampshades, applied in lighting devices, cooling/heating devices of lighting devices, light sources, etc., can solve the problems of increased cost, inconvenient disassembly and assembly, heavy weight, etc., and achieves convenient disassembly, cost saving, and convenient stocking Effect
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Embodiment 1
[0023] Please refer to Figure 1-7 , the extendable lamp includes a lamp cap 1, a lamp holder 2, a lampshade end cover 3 and an LED lamp bead 4, the LED lamp bead 4 is electrically connected to the lamp cap through a wire 5, and the upper and lower ends of the lamp holder 2 are respectively equipped with a lamp cap 1 and a lamp bead. A lampshade end cap 3, a lampshade tube 6 is also installed between the lamp holder 2 and the lampshade end cover 3, and a heat dissipation part 7 is arranged in the lampshade cylinder 6. Between the upper end of the lampshade cylinder 6 and the lamp holder 2, the lampshade The lower end of the tube 6 and the end cap 3 of the lampshade are all detachably connected by a screw connection, and the LED lamp bead 4 is installed on the heat dissipation component 7 .
[0024] Specifically, the lampshade barrel 6 and the lampshade end cap 3 are both made of acrylic sheet, which has low cost, good light transmission effect and beautiful appearance. The sc...
Embodiment 2
[0029] Please refer to Figure 8-10 , the difference between this embodiment and the first embodiment is only that: the lampshade cylinder 6 is three ( Figure 8 ), four ( Figure 9 ), five ( Figure 10 ) or more, the common feature of these different numbers of lampshade cylinders 6 is that every two adjacent lampshade cylinders 6 are detachably connected by a screw connection, and between the uppermost lampshade cylinder 6 and the lampshade end cover 3 It is a detachable screw connection, the lowermost lampshade tube 6 and the lampshade end cover 3 are detachable screw connection, each lampshade tube 6 is provided with a heat dissipation part 7, and the LED lamp bead 4 is installed on the On the heat dissipation component 7 in the lowermost lampshade tube 6 . A wire 5 is installed on each heat dissipation component 7 , and the wires 5 on the heat dissipation components 7 in two adjacent lampshade tubes 6 are electrically connected through the shrapnel lamp holder 8 locate...
Embodiment 3
[0031] Please refer to Figure 11 The difference between this embodiment and the above-mentioned first embodiment is only that there is one lampshade cylinder 6, and a heat dissipation component 7 is arranged inside the lampshade cylinder 6. Between the upper end of the lampshade cylinder 6 and the lamp holder 2, the lampshade cylinder 6 The lower end of the lampshade and the lampshade end cover 3 are all detachable screw-on connections, and the LED lamp bead 4 is installed on the lower aluminum substrate 73 of the heat dissipation part 7 in the lampshade tube 6 . There is only one wire 6, the upper end of which is electrically connected to the upper aluminum substrate 71, and the lower end is electrically connected to the lower aluminum substrate 73. A shrapnel lamp holder 8 is installed on the upper side of the upper aluminum substrate 71, and the shrapnel lamp holder 8 is electrically connected to the wire 6 and the lamp holder 1.
[0032] In each of the above-mentioned emb...
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