Patent ID: 7641363

Claim:
A light emitting diode (LED) streetlight structure comprising: a heat-conduction pipe frame, further comprising: a heat-dissipation seat having main heat-dissipation fins and two interspaces at two sides thereof, wherein said interspace has a plurality of insertion rods; two stabilizer boxes, respectively secured in said two interspaces; a plurality of heat-dissipation lamp sets having a plurality of heat-conduction pipes inserting into said insertion rods; and an auxiliary heat-dissipation ventilation device, arranged above said insertion rods and having a plurality of ventilation holes at two sides thereof and a central heat-dissipation hole; an upper casing, having a basin formed on the top thereof and used to receive said heat-conduction pipe frame, wherein said basin has a plurality of first through-holes at two sides thereof and a central through-hole, wherein two blocking strips are formed on two inner sides of said central through-hole, and a pivotal member is installed in the tail end of said upper casing; a lower casing, having an inclined wall thereinside, wherein said inclined wall is joined to a marginal bottom plate, and a concave rim is formed on said marginal bottom plate, and wherein a water-proof rubber ring is arranged between a transparent cover and said lower casing to make the space therebetween more airtight, and wherein said pivotal member is installed in the tail end of said lower casing, and said upper casing and said lower casing are pivotally coupled to each other by said pivotal member; a light concentration plate with two edges thereof secured to said two blocking strips on the inner sides of said upper casing; and the transparent cover, having a rim secured to said concave rim of said lower casing.