Patent ID: 8520162

Claim:
A back light module comprising a rear panel, an LGP, a PCB and a plurality of LEDs, the rear panel comprising a base plate and at least one sidewall, the LGP being positioned on the base plate, the PCB being positioned on the sidewall of the rear panel, and the LEDs being positioned on the PCB, wherein the back light module further comprises at least one elastic clamping fastener which successively passes through the rear panel and the PCB to fasten the rear panel and the PCB, the top of the elastic clamping fastener is higher than the surface of the LEDs; wherein at least one first through-hole is arranged on the sidewall of the rear panel, at least one second through-hole corresponding to the first through-hole is arranged on the PCB, and the elastic clamping fastener successively passes through the first through-hole and the second through-hole to fasten the rear panel and the PCB; and wherein the elastic clamping fastener comprises a base plate, a fastener and a long rod connecting the base plate and the fastener, the base plate is positioned on one side of the sidewall of the rear panel, the long rod is positioned in the first through-hole and the second through-hole of the PCB, and the fastener is positioned on one side of the PCB.