Intrinsically safe emergency lighting device based on tunnel piston effect

• Main Authors: DU ZHANGDING, NOH SUNG-WON, HU CAIXIA, LIAO HAOMING, HE RUNCHENG, ZHAO TIANJI, SUN JUNJIE, LIAO DAQI, ZHANG WENKANG
• Format: Patent
• Language: Chinese; English
• Published: 05.07.2022
• Subjects: BLASTING; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTINGELECTRIC POWER; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER; ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR; ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR; ELECTRICITY; FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMSTHEREOF; GENERATION; HEATING; LIGHTING; MACHINES OR ENGINES FOR LIQUIDS; MECHANICAL ENGINEERING; NON-PORTABLE LIGHTING DEVICES; OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR; PRODUCING MECHANICAL POWER; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHERARTICLES, NOT OTHERWISE PROVIDED FOR; SYSTEMS FOR STORING ELECTRIC ENERGY; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLEEXTERIORS; WEAPONS; WIND MOTORS; WIND, SPRING WEIGHT AND MISCELLANEOUS MOTORS

The invention discloses an intrinsic safety emergency lighting device based on a tunnel piston effect, which comprises a lamp bead, an electric power system and a switching system, the switching system is connected in series between the lamp bead and the electric power system, and the electric power...