Composite material rear cabin door and design method thereof

• Main Authors: YAN LIZHUAN, ZHANG YUAN, LI JIANLIN, FAN KAI, WANG ZUN
• Format: Patent
• Language: Chinese; English
• Published: 19.03.2019
• Subjects: LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS; MOTOR VEHICLES; PERFORMING OPERATIONS; TRAILERS; TRANSPORTING

Disclosed is a composite material rear cabin door. The composite material rear cabin door comprises a rear cabin door body and is characterized by comprising a skin, a skeleton and a mounting seat inside the skeleton which are integrally formed through RTM (resin transfer molding) technology, wherein the skin is in a sandwich structure composed of two layers of fiber reinforced composite materialsand a foam interlayer between the fiber reinforced composite materials and meanwhile is in an outwards swelled curved structure; the skeleton is composed of aluminum alloy pipes and FRP (fiber reinforced plastics) extruded pipes; the mounting seat is in a sandwich structure composed of two layers of hinged aluminum sheathed plates and a hinged steel plate clamped between the hinged aluminum sheathed plates; foam layers are filled between the mounting seat and the skin. The composite material rear cabin door is high in overall rigidity, improves the connecting reliability of the rear cabin door body, a vehicle body an