Patent ID: 8757859
Filing Date: 2014-06-24
Classification: F16F,F21S,F21V

Abstract:
1. A light bar fixing device, comprising a light bar and a heat dissipation mechanism, wherein the light bar is formed with a through-hole, and the heat dissipation mechanism is formed with a threaded hole at a location corresponding to the through-hole, and the light bar fixing device further comprises a helical spring having a pitch identical to that of the threaded hole, a columnar body of the helical spring is adapted to be threaded into the threaded hole, the helical spring comprises a columnar body and a stop end, the columnar body is tapered and comprises a front end and a tail end opposite to the front end, an outer diameter of the columnar body gradually increases from the front end to the tail end, and a starting portion of the front end is bent inward to form a straight turning-force applying portion; the stop end is connected to the tail end and has an outer diameter greater than that of the columnar body.