Novel negative tab

The utility model is applicable to the technical field of batteries. The utility model provides a novel negative tab. The battery comprises a tab and a negative plate, the tab is arranged on the negative plate; wherein the tab is specifically arranged at the front end of the negative plate, the tab is in a vertical state, the upper end of the tab extends to the upper part of the negative plate, the lower end of the tab is attached to and fixedly connected with the negative plate, rectangular grooves are formed in two sides of the upper end of the tab, the corresponding part between the rectangular grooves in two sides of the tab is a bending area, and the upper end of the negative plate is a welding area. According to the utility model, when the tab is welded with the cover plate through the welding area, the bending area is in an S-shaped bending state at the moment, and the bending area is in an S-shaped bending state, so that the welding area between the tab and the cover plate during welding is ensured, a