The utility model relates to the technical field of LED colorful street lamps, in particular to an LED colorful street lamp convenient to maintain, which comprises a main body, an
assembly hole is formed in the front surface of the main body, the right side of the main body is fixedly connected with two first connecting wires, the right side of each first connecting wire is fixedly connected with a first connector, the number of the first connecting wires is two, and the right side of each first connector is fixedly connected with a second connector. According to the
LED lamp, the lamp holder, the
light guide column upper cover, the lamp bead PCB and the like are arranged, the lamp bead PCB is clamped between the
light guide column and the
light guide column upper cover to form an independently detachable structure, and when the lamp bead PCB is damaged, the light guide column can be pulled, so that the light guide column upper cover and the lamp holder are in a clamped state; when the
LED lamp is connected in series, the light guide column can be pulled out of the lamp holder, the light guide column upper cover can be opened to replace the lamp bead PCB, the lamp bead PCB can be conveniently and rapidly disassembled, meanwhile, when the lamp bead PCB is disassembled and replaced, use of the whole
LED lamp connected in series is not affected, and the problem that after the lamp bead PCB is damaged, the whole LED lamp needs to be replaced, and waste is caused is solved.