Low-light-attenuation semiconductor LED street lamp with high heat dissipation rate

• Main Author: LYU AIMIN
• Format: Patent
• Language: Chinese; English
• Published: 25.11.2022
• Subjects: BLASTING; FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF; HEATING; INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21Sand F21V, RELATING TO THEFORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THELIGHT EMITTED; INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21Sand F21V, RELATING TO USESOR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS; LIGHTING; MECHANICAL ENGINEERING; NON-PORTABLE LIGHTING DEVICES; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLEEXTERIORS; WEAPONS

The utility model provides a high heat dissipation rate low luminous decay semiconductor LED street lamp which comprises a lamp holder, the lamp holder is divided into a first lamp body cavity and a second lamp body cavity through a partition plate, a sliding groove is formed in the partition plate, a driving motor is arranged at the top in the first lamp body cavity, a street lamp controller is arranged on one side of the driving motor, and an output shaft is connected with a threaded rod. A threaded sleeve is installed on the threaded rod, an ejector pin is fixedly connected to one side of the threaded sleeve, penetrates through the sliding groove and extends into the second lamp body cavity, the bottom end of the threaded sleeve is fixed to the top of the first lamp body lampshade, heat dissipation openings are formed in the two opposite sides of the first lamp body lampshade, baffle cavities are formed in the top walls of the heat dissipation openings, and baffles are inserted into the baffle cavities; a