New energy automobile power battery safety protection system

The utility model discloses a new energy automobile power battery safety protection system which is characterized in that the lower surface of an automobile chassis is provided with a battery bin which is sunken upwards and is used for placing a battery pack module, the edge of the battery pack module is provided with a circle of fixing plate, and the fixing plate and the edge of the battery bin are provided with mounting holes which correspond to each other in position. And a gunpowder type bolt is arranged in each mounting hole, and the battery pack module is fixed in the chassis through the gunpowder type bolts. The utility model solves the thermal runaway event of the power battery caused by extrusion impact, collision impact, overcharge/overdischarge and the like of the power battery in daily use of a user, can effectively avoid the thermal runaway event of the power battery, also can actively disconnect high-voltage input and output of the power battery at the first time, also can actively separate from