断路器的动触头

本发明涉及断路器技术领域，特别是公开了一种断路器的动触头，包括触头系统、触头支持、触头弹簧、触头侧板和连接轴，所述触头弹簧位于触头系统和触头支持之间，所述触头系统包括若干个触头片，所述触头片包括第一触头片和第二触头片，所述触头片包括与触头弹簧抵接的抵接端，抵接端上设置有供触头弹簧抵接的定位槽，第二触头片上的定位槽的深度小于第一触头片上的定位槽的深度，所述第二触头片位于触头系统的两侧，第一触头片位于触头系统的中部。采用上述方案，提供了一种通过两种结构的触头片来补偿产品的终压力，从而提升产品的电寿命和机械寿命，同时也可让断路器有更高的短路分断能力的断路器的动触头。 The invention belongs to the technical field of circuit breakers and l discloses a moving contact of a circuit breaker. The moving contact comprises a contact system, a contact support, contact springs, contact side plates and a connecting shaft; the contact springs are positioned between the contact system and the contact support; the contact system comprises a plurality of contact blades; the contact blades comprise first contact blades and second contact blades; each contact blade comprises an abutting end abutting against the corresponding contact spring; positioning grooves for abutting against the contact springs are formed in the abutting ends respectively; the depth of the positioning grooves in the second contact blades i