Battery cell cooling structure, battery and vehicle

The utility model relates to the field of secondary batteries, in particular to a battery cell cooling structure, a battery and a vehicle, the battery cell cooling structure comprises a cooling piece attached to the side wall and the bottom wall of a battery cell body, a cooling channel is arranged in the cooling piece, and the cooling channel is provided with a liquid inlet and a liquid outlet which are connected with a cooling liquid circulation system. The temperature of the battery cell can be regulated and controlled, so that the consistency of the battery cell in the battery pack is improved, and the purpose of prolonging the service life of the battery pack is achieved. 本实用新型涉及二次电池领域，具体涉及电芯冷却结构、电池及车辆，所述电芯冷却结构包括包括与电芯本体侧壁和底壁贴合的冷却件，所述冷却件内设有冷却通道，该冷却通道设有与冷却液循环系统连接的进液口和出液口。其能够实现对电芯的温度调控，从而提高电池包内电芯一致性，以达到提高电池包使用寿命的目的。