The invention discloses a CFRP/metal composite paper folding thin wall filled automobile energy absorption box, and relates to the technical field of automobile passive protection safety, the CFRP/metal composite paper folding thin wall filled automobile energy absorption box comprises flange plates, and an energy absorption body is fixedly installed between the opposite faces of the two flange plates; the energy absorption body comprises a paper folding metal square tube, a carbon fiber square tube and polyurethane foam, the paper folding metal square tube is arranged on the peripheral face of the carbon fiber square tube in a sleeving mode, and the paper folding metal square tube is in interference fit with the carbon fiber square tube; and the polyurethane foam is filled in the carbon fiber square tube. According to the CFRP/metal composite paper folding thin wall filled automobile energy absorption box, the problems that a traditional energy absorption box is low in specific energy absorption, large in weight, weak in energy absorption capacity, poor in stability and the like are solved, the structure is simple, the initial peak force is low, the energy absorption performance is high, the stability is high, and injuries to passengers during vehicle collision can be relieved to the maximum extent.
本发明公开了一种CFRP/金属复合折纸薄壁填充汽车吸能盒,涉及汽车被动防护安全技术领域,包括法兰盘,两个法兰盘的相对面间固定安装有吸能体;吸能体包括折纸金属方管、碳纤维方管和聚氨酯泡沫,折纸金属方管套装在碳纤维方管的外周面上,且折纸金属方管与碳纤维方管采用过盈配合;聚氨酯泡沫填充在碳纤维方管的内部。本发明一种CFRP/金属复合折纸薄壁填充汽车吸能盒,克服传统吸能盒比吸能低、重量大、吸能能力弱、稳定性差等问题,结构简单、初始峰值力低、吸能性能强、稳定性高,能够最大程度减轻车辆碰撞时乘员所受到的伤害。
CFRP/metal composite paper folding thin wall filled automobile energy absorption box
一种CFRP/金属复合折纸薄壁填充汽车吸能盒
07.03.2025
Patent
Elektronische Ressource
Chinesisch
IPC: | B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR |
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