Battery buffering, heat-insulating and cooling plate, power battery pack and automobile

• Main Authors: YIN FULI, DENG CHENGHAO, LI ANG
• Format: Patent
• Language: Chinese; English
• Published: 28.07.2020
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The invention provides a battery buffering, heat-insulating and cooling plate, a power battery pack and an automobile, and aims to reduce the possibility of thermal runaway of a battery, avoid the thermal runaway and improve the mechanical safety of the battery pack when the battery pack is mechanically impacted. According to the invention, the battery buffering and cooling plate is bent for multiple times to form a plurality of U-shaped cavities, and the battery buffering, heat-insulating and cooling plate comprises a heat-insulation layer, a buffer support cooling layer and a bottom layer which are connected in sequence; the buffer support cooling layer comprises: a side surrounding frame which is fixed on the bottom layer, and an upper flat plate which is mounted at the top of the sidesurrounding frame; the side surrounding frame and the upper flat plate form a containing space, a plurality of hollow cylinders arranged in a staggered mode are fixedly arranged in the containing space, and an inlet allowing