Battery cell, battery and power consuming device

The present application relates to a battery cell, a battery and a power consuming device. The battery cell comprises an electrode assembly and a current collecting member. The electrode assembly comprises a main body portion and tabs extending from the main body portion. The current collecting members each comprises a guide section and a tab connecting section, the tab connecting section connected to a respective tab, the guide section located on the side of the main body portion from which the tab extends and connected to the tab connecting section, a fold is provided between the tab connecting section and the guide section and extends in a first direction, and the guide section comprises a first end and a second end opposite to each other in the first direction. The guide section is provided with a reinforcement portion extending from the first end to the second end.