A STREETLIGHT DEVICE FOR ADJUSTING AN IRRADIATION ANGLE OF A LAMP

摘要

PURPOSE: A streetlight device for controlling an irradiation angle of a lamp is provided to protect a vehicle or a pedestrian by controlling the illumination angel of an LED lamp within a constant range. CONSTITUTION: A clamp(31) is connected by the medium of a support stand(36). The clamp is fixed and coupled in a pole of streetlight in order to support lamp. An arm(32) is connected with the support stand of clamp. A lamp is installed in one end of arm. A lamp cover(33) is respectively installed in both sides of the tip-end part of the arm. An angle of the lamp cover is controlled. A LED lamp is installed in the inner side of the lamp cover. The LED lamp illuminates the light in down direction. A hinge bracket(35) is respectively attached to one side of the lamp cover. The hinge bracket is fixed and coupled with the arm through groove. The hinge bracket controls the angle of the lamp cover.