LED lighting fixture section bar

The utility model provides a trilateral structure, its characterized in that: that LED lighting fixture section bar, by constituteing in section bar lower part (1), section bar upper portion (2), section bar middle part (3), this section bar adopts the disposable extrusion of aluminium alloy material, and the section bar main part is the bilateral symmetry structure, and (3) form a confined cavitytetrahedral structure in the middle part of section bar lower part (1) and the section bar, and section bar upper portion (2) are upward open with one section bar middle part (3) formation section bar lower part (1) base in the middle of be provided with open T type groove structure (1 1 ). The utility model discloses, simple structure, the outward appearance is good, and the wall thickness is thin, and weight per unit length is light, LED lamp simple to operate, the like product was compared more in the past, had advantages such as the high long service life of intensity. 种LED灯架型材，由型材下部（1）、型材上部（2）、型材中部（3）组成，本型材采用铝合金