Positive pole lug for cylindrical lithium ion battery

• Main Authors: LI WENKANG, ZHANG BINGXIN
• Format: Patent
• Language: Chinese; English
• Published: 02.02.2024
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY

The utility model relates to a positive pole lug for a cylindrical lithium ion battery, the positive pole lug is made of aluminum, the length of the positive pole lug is about 40-60mm, the width of the positive pole lug is 4-6mm, the thickness of the positive pole lug is 0.1-0.15 mm, the head position of the positive pole lug is provided with a semicircular arc, and the minimum interval of the semicircular arc is smaller than the width of the pole lug by a certain value. And the arc position is covered with a polyimide high-temperature adhesive tape with a certain thickness, so that the positive pole lug disclosed by the utility model is prepared. 本实用涉及一种用于圆柱型锂离子电池的正极极耳，该正极极耳为材质为铝，该正极极耳长度约40-60mm，宽度4-6mm，厚度0.1-0.15mm，正极极耳头部位置带有半圆弧设置，圆弧最小间距比极耳宽度小一定数值，在该圆弧位置覆盖聚一定厚度的聚酰亚胺高温胶带，制成本发明所述正极极耳。