Integrated crankshaft decoupling shock absorber

The utility model discloses an integrated crankshaft decoupling shock absorber which comprises a mandrel, a shock absorption spring and a decoupling spring are installed outside the mandrel, an inertia ring and a belt wheel are sequentially installed outside the shock absorption spring, and a damping ring is installed between the inertia ring and the belt wheel. The belt pulley crankshaft decoupling function and the torsion damping function can be achieved at the same time, performance is stable, occupied space is small, cost is low, and reliability is high. 本实用新型公开了一种一体式曲轴解耦减振器，包括芯轴，所述芯轴外安装有减振弹簧和解耦弹簧，所述减振弹簧外还依次安装有惯性环，所述解耦弹簧外安装有带轮，在所述惯性环和所述带轮之间安装有阻尼环。本实用新型可以同时实现皮带轮曲轴解耦功能和扭转减振功能，且性能稳定、占用空间小、成本低、可靠性高。