LED street lamp shell assembly

The utility model discloses an LED street lamp shell assembly which comprises a main shell, an adjusting screw rod is rotationally connected in the main shell, a positioning sleeve is fixedly connected to the top wall in the main shell, the adjusting screw rod is movably arranged in the positioning sleeve, a plurality of strip-shaped holes are formed in the side wall of the main shell, a sliding sleeve is connected to the adjusting screw rod in a threaded mode, and sliding blocks are connected to the two sides of the sliding sleeve. A sliding groove matched with the sliding block is formed in the inner wall of the main shell. A plurality of first connecting rods hidden in the strip-shaped holes are hinged to the outer wall of the positioning sleeve, a plurality of second connecting rods are hinged to the outer wall of the sliding sleeve, and the ends, away from the sliding sleeve, of the second connecting rods are movably connected with the first connecting rods; the upper end of the main shell is fixedly con