Energy-saving LED (light-emitting diode) illuminating device for railway carriages

• Main Authors: WANG TAO, ZHANG DAPENG, PIAO DONGLIANG, XIA YU, LI BO, DU JIYUAN, XU ZHENHAO, YU CHAOWEI, ZHENG TIANFU, YAN SHICHAO, SUN BO, MA LANXIAO, XIAO QIN, HAO MINGLIANG, ZHENG ZHICUI
• Format: Patent
• Language: Chinese; English
• Published: 28.09.2011
• 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 relates to an energy-saving LED (light-emitting diode) illuminating device for railway carriages, which belongs to an LED illuminating device for carriages. An LED constant-current drive circuit device is firmly connected with a lamp holder, a wire holder is firmly connected with the lamp holder, a lamp cover is firmly connected with the lamp holder, a hinge and one side of a light source board are fixed together by bolts, the other side of the hinge is fixed on the lamp holder, a bracket and the other side of the light source board are firmly connected through bolts, and the other side of the bracket is fixed on the lamp holder by bolts. The LED illuminating device has the advantages of novel and simple structure and reasonable layout, and organically integrates the characteristics of energy saving, safety, low temperature, miniaturization, environment-friendliness, safety, long service life, high brightness, low consumption, shock resistance and simple maintenance together.