Basket type igniter of rotary solid rocket engine

• Main Authors: LI WENFENG, PANG WEIQIANG, DENG ZHE, ZHANG ZHENGZE, BIAN CHENG, GONG JIANLIANG
• Format: Patent
• Language: Chinese; English
• Published: 10.07.2020
• Subjects: BLASTING; COMBUSTION ENGINES; HEATING; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS; JET-PROPULSION PLANTS; LIGHTING; MECHANICAL ENGINEERING; WEAPONS

The invention provides a basket type igniter of a rotary solid rocket engine. The basket type igniter comprises an ignition top cover, a top cover hard heat insulation layer, a top cover soft heat insulation layer, a front heat insulation sleeve, an O-shaped sealing ring, a rear heat insulation sleeve, an igniter shell and an ignition gunpowder box. The top cover hard heat insulation layer is placed in the ignition top cover, and the top cover soft heat insulation layer adheres to the top cover hard heat insulation layer. The ignition gunpowder box is connected with inner threads of the igniter shell, the igniter shell is provided with the O-shaped sealing ring in a sleeving manner, and the igniter shell is connected with the ignition top cover through outer threads of the igniter shell and is abutted to the top cover soft heat insulation layer. The front heat insulation sleeve adheres to an end face of the ignition top cover, and the rear heat insulation sleeve adheres to the front heat insulation sleeve. Th