The invention relates to the technical field of new energy automobiles, and provides a battery pack capable of delaying fire breakout and a new energy automobile. The battery pack comprises an explosion-proof battery pack shell, the explosion-proof battery pack shell wraps the periphery of a lithium battery, the contact area between the lithium battery and external air can be reduced, the explosion-proof battery pack shell is composed of a metal explosion-proof box, a plurality of pressure relief holes are formed in the upper end surface and the lower end surface of the metal explosion-proof box, and the pressure relief holes are communicated with the explosion-proof battery pack shell. A cover plate is mounted on the pressure relief hole; the battery heat dissipation and cooling part comprises a plurality of heat dissipation fins, a plurality of heat dissipation fans and a cooling circulation piece, the battery heat dissipation and cooling part is installed on the periphery of the explosion-proof battery pack shell, and the heat dissipation fins, the heat dissipation fans and the cooling circulation piece can conduct heat dissipation on the explosion-proof battery pack shell. The lithium battery provided by the invention has the effects of inhibiting lithium battery combustion fire and delaying fire.
本申请涉及新能源汽车技术领域,提供了一种可延迟起火的电池包和新能源汽车。该电池包包括:防爆电池包壳体,所述防爆电池包壳体包裹于锂电池外围,并能够减少所述锂电池和外界空气的接触面积,防爆电池包壳体是由金属防爆箱构成,所述金属防爆箱的上端表面和下端表面上均设有若干个泄压孔,所述泄压孔上安装有盖板;电池散热冷却部,包括若干个散热片、若干个散热风扇和冷却循环件,所述电池散热冷却部安装于所述防爆电池包壳体的外围,并且所述散热片、散热风扇和冷却循环件能够对所述防爆电池包壳体进行散热。本申请具有抑制锂电池燃烧起火和延迟起火的效果。
Battery pack capable of delaying fire and new energy automobile
一种可延迟起火的电池包和新能源汽车
2023-12-05
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 / A62C FIRE-FIGHTING , Feuerbekämpfung / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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