Patent ID: 7513639

Claim:
An LED illumination apparatus, comprising: an aluminum extrusion lamp housing, having a base, a plurality of heat fins extended upward from the top surface of the base, a heat dissipating channel disposed between any two adjacent heat fins, and a receiving portion formed on the bottom surface of the base; a plurality of LED modules, each having a fixing base, a lampshade mounted onto a side of the fixing base, a plurality of LED lamps installed in the lampshade, and a connecting portion disposed on the fixing base for the LED module being coupled to the base through the receiving portion; a pair of distal covers, for merely sealing and connecting both front and back sides of the base of the lamp housing respectively, the heat fins being exposed for heat dissipation; a light-transmitting hood, coupled to the bottom of the lamp housing, so that a containing space is enclosed by the lamp housing, the distal covers and the light-transmitting hood for installing the LED modules, wherein the receiving portion is formed as a T-shaped groove on an oblique board of the base for a screw bolt being slid therein, and the connecting portion has a through hole for the screw bolt passing through and a screw nut being engaged with the screw bolt to fix the LED modules on the base; and a protrusion extended downward from an interval between two receiving portions, and a wire containing slot disposed at the middle of the protrusion.