Top cover assembly of battery and battery with top cover assembly

• Main Author: XU TONGLI
• Format: Patent
• Language: Chinese; English
• Published: 22.08.2023
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The utility model discloses a top cover assembly of a battery and the battery with the top cover assembly, and the top cover assembly of the battery comprises a cover body and a top cover, the pole comprises an upper pole and a lower pole, the lower pole comprises a first section and a second section which are sequentially connected in the thickness direction of the cover body, the first section is arranged in the mounting hole in a penetrating mode, the second section is located on one side of the cover body, and a threaded hole is formed in the side, away from the second section, of the first section; the upper pole comprises a third section and a fourth section which are sequentially connected in the thickness direction of the cover body, the cross section area of the fourth section in the direction perpendicular to the thickness direction of the cover body is larger than that of the third section in the direction perpendicular to the thickness direction of the cover body, and the third section is located