New forms of energy braking system combined sealing packing ring

The utility model discloses a new forms of energy braking system combined sealing packing ring, establish hole, spacing step, guide cambered surface including metal foundation ring, elasticity inner circle, cover, the inside of metal foundation ring is provided with the cover and establishes the hole, the cover is established the hole top and is provided with spacing step, the inboard of spacing step is connected with the guide cambered surface, the elasticity inner circle sets up on spacing step. The utility model discloses can make seal ring have higher sealed effect, sealed effect is stable lasting, and simple structure is practical, and low in production cost does benefit to popularization and application. 本实用新型公开了种新能源制动系统组合式密封垫圈，包括金属底圈、弹性内圈、套设内孔、限位台阶、引导弧面，所述金属底圈的内部设置有套设内孔，所述套设内孔上方设置有限位台阶，所述限位台阶的内侧连接有引导弧面，所述弹性内圈设置在限位台阶上。本实用新型能够使密封垫圈具有更高的密封效果，密封效果稳定持久，结构简单实用，生产成本低，利于推广应用。