Easily maintainable lamp connection device

Abstract

The present invention relates to an easily-maintainable lamp connection device. The device comprises a lamp body, a front head arranged at an opening end of the lamp body, and a moveable link rod provided between the lamp body and the front head, which is able to slide freely; a stationary ring positioned firmly at the opening end of the lamp body with a gap between said stationary ring and an inside wall of the lamp body; a rod body of the moveable link rod is arranged with going through said gap, after assembling, an upper end of the moveable link rod located inside of the lamp body has a stopper whose size is bigger than that of said gap, and a lower end of the moveable link rod located inside of the front head is hinge jointed with a hinge mechanism inside of the front head.

Dependencies are inferred from the claim text.