▎ 摘　　要

NOVELTY - The utility model claims a long service life of the LED street lamp, comprising a lamp rod and a lamp head, the lamp head is fixed on top of the lamp post, wherein the lamp head comprises an upper cover and a base, the base is provided with an LED lamp and a voltage stabilizing power supply seat; the LED lamp holder is provided with an LED lamp, the LED lamp is provided with a heat dissipation device, the heat dissipation device is set outside the graphene coating, said stabilized voltage supply seat is fixed with a stabilized voltage supply; the upper cover and the base are connected through a movable shaft fixedly connected with the fixing device. the base is set with the loophole. Compared with the existing technology, this utility model claims a LED street lamp of long service life, the radiating device is sprayed graphene coating and silicon resin coating, under the condition of the same LED lamp power can reduce the area of the radiating device, the same under the condition that the heat sink area, can improve the service life of the LED lamp by reinforcing radiating LED lamp.