Miniature circuit breaker electrically -operated apparatus improves structure

The utility model provides a miniature circuit breaker electrically -operated apparatus improves structure, it includes shell (1), install motor (2) in shell (1), its characterized in that: the output shaft of motor (2) is connected with reducing gear box (3), is equipped with worm (4) on the output shaft of reducing gear box (3), and mesh with gear (5) mutually worm (4), transmission shaft (6) and electrically -operated apparatus handle (7) are equipped with on gear (5). The utility model provides a miniature circuit breaker electrically -operated apparatus improves structure to current drive mechanism improvement, reduces the transmission moment of torsion, has improved electrically -operated apparatus's reliability and stability, has reduced the volume that electrically -operated apparatus occupy. 种小型断路器电动操作装置改良结构，它包括外壳(1)，所述外壳(1)内安装有电机(2)，其特征在于：所述电机(2)的输出轴与减速箱(3)相连接，减速箱(3)的输出轴上设有蜗杆(4)，蜗杆(4)与齿轮(5)相啮合，所述齿轮(5)上装有传动轴(6)和电动操作装置手柄(7)。本实用新型提供的小型断路器电动操作装置改良结构，对现有传动机构改良，减小传动扭矩，提高了电动操作装置的可靠性和稳定性，缩小了电动操作装置占用的体积。