The invention provides a foamed aluminum composite explosion-proof structure, an explosion-proof device and a lithium battery, the foamed aluminum composite explosion-proof structure comprises a bottom structure, a top structure and an explosion-proof layer, the explosion-proof layer is arranged between the bottom structure and the top structure, a protected object is arranged over the top structure, and the explosion-proof layer is arranged above the top structure. A cross beam is arranged between the protected objects, the explosion-proof layer is made of variable-density foamed aluminum with different thicknesses, and the thickness range and the density range of the explosion-proof layer are set according to the arrangement positions of the protected objects and the position of the cross beam. According to the foamed aluminum composite explosion-proof structure, the explosion-proof device and the lithium battery provided by the invention, the safety of the bottom of the battery is also improved while light weight is achieved.
本发明提供一种泡沫铝复合防爆结构、防爆装置及锂电池,所述泡沫铝复合防爆结构,包括底部结构、顶部结构和防爆层,所述防爆层设置于所述底部结构和所述顶部结构之间,所述顶部结构上方被设置为用于布置被防护物,所述被防护物之间设置有横梁,所述防爆层由不等厚变密度泡沫铝构成,所述防爆层的厚度范围和密度范围根据被防护物的布置位置和横梁的位置而设定。本发明提供的泡沫铝复合防爆结构、防爆装置及锂电池在达到轻量化的同时,也提升了电池底部的安全性。
Foamed aluminum composite explosion-proof structure, explosion-proof device and lithium battery
一种泡沫铝复合防爆结构、防爆装置及锂电池
2021-01-08
Patent
Elektronische Ressource
Chinesisch
IPC: | H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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