High-acceleration starting device

The utility model relates to the field of tire testing, and particularly discloses a high-acceleration starting device. Comprising a driving shaft, a driving unit and an inertia wheel, the driving unit comprises a power piece and a rotating shaft, the power piece is connected with the rotating shaft and used for driving the rotating shaft to rotate, and the inertia wheel is arranged on the rotating shaft and rotates along with the rotating shaft; a clutch is arranged between the rotating shaft and the driving shaft, and the rotating shaft is connected with the driving shaft through the clutch. According to the utility model, the high-acceleration starting device can keep a relatively high acceleration for a longer time, so that the drum wheel can rapidly reach the speed required by a test. 本实用新型涉及轮胎测试领域，具体公开了一种高加速启动装置。包括驱动轴、驱动单元和惯量轮，驱动单元包括动力件和转轴，动力件与转轴连接并用于驱动转轴转动，惯量轮设于转轴上并随着转轴转动；转轴与驱动轴之间设有离合器，转轴与驱动轴通过离合器连接。本实用新型中的高加速启动装置能够更长时间的保持较大的加速度，使鼓轮快速达到测试要求的速度。