Automobile battery exhaust system and automobile

The utility model relates to an automobile battery exhaust system and an automobile. The automobile battery exhaust system comprises a lithium battery, an exhaust pipe and an exhaust cavity. One end of the exhaust pipe communicates with the lithium battery, and the other end of the exhaust pipe communicates with the exhaust cavity; the exhaust cavity is provided with an exhaust hole communicated with the outside of the automobile. By arranging the exhaust cavity, gas generated by the lithium battery can be exhausted out of the automobile from the exhaust cavity through the exhaust pipe, and it is guaranteed that passengers in an automobile cabin and the high-voltage battery are not affected by the gas exhausted by the lithium battery. 本申请是关于一种汽车电池排气系统及汽车。汽车电池排气系统包括锂电池、排气管及排气腔；排气管一端与锂电池连通，排气管的另一端与排气腔连通；排气腔具有与车外相连通的排气孔。本申请通过设置排气腔，使得锂电池产生的气体能够经过排气管从排气腔排出至车外，保证了汽车座舱内的乘员及高压电池不会受到锂电池排出的气体的影响。