| 摘要 |
PROBLEM TO BE SOLVED: To provide an LED lighting device provided with an electric source BOX corresponding to moisture proof, rain proof, salt damage, powder dust, oil mist and the like.SOLUTION: A lighting device comprises: a main body; and a light source having a heat sink on the upper part, having an LED on the lower part, and the light source and the main body being attached such that the heat sink is exposed from the upper end of the main body. Therein, an arm of channel shape which traverses to a groove of the heat sink in the vertical direction is provided, a power source BOX which houses a power source substrate on a middle inner side of the up and down direction of the arm is provided, the power source BOX includes a cylindrical member having at least one opening part, a resin cover and a power source circuit substrate, a rib for retaining the power source circuit substrate is provided on an inner part of the cylindrical member, a resin cover for pressing the end part of the power source circuit substrate is provided on the opening part of the cylindrical member, a groove is disposed on the resin cover or the cylindrical member, and the resin cover and the cylindrical member are fixed to the groove via a packing. |
