Pneumoelectric double-control high-temperature flameout protection device for electric-control explosion-proof engine

• Main Authors: LIU DENING, YAO ZHIGONG, WANG AILING, YAN KAI, WANG XIAO, GAO DONGLI, YANG JIANYONG, CHEN LIDONG, HE JINGQIANG, ZHAO MEIRONG, GUO PEIYAN, ZHAO RUIPING, FAN RUILONG, MA YANWEI, REN XIAOLI
• Format: Patent
• Language: Chinese; English
• Published: 28.01.2022
• Subjects: BLASTING; COMBUSTION ENGINES; CONTROLLING COMBUSTION ENGINES; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; LIGHTING; MECHANICAL ENGINEERING; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDEDFOR; STARTING OF COMBUSTION ENGINES; WEAPONS

The invention discloses a pneumoelectric double-control high-temperature flameout protection device for an electric-control explosion-proof engine. The pneumoelectric double-control high-temperature flameout protection device comprises a gas storage system and a pneumoelectric double-control system the gas storage system comprises a gas storage tank and a gas outlet control switch. The pneumatic-electric double-control system comprises a main path system, a first branch path system and a second branch path system. The main path system is connected with the gas outlet control switch and comprises a one-way throttle valve. The first branch path system comprises an air door fire extinguishing cylinder and a temperature sensor valve which are connected in parallel. The second branch path system comprises a power supply, an electronic control unit and a pneumatic control electric switch, the electronic control unit is used for controlling a fuel injection system of an explosion-proof engine, the power supply is el