The invention provides a constant-tension suspension device based on a rotary zero-stiffness mechanism, which comprises a magnetic negative-stiffness structure, a spring positive-stiffness structure, a winding structure and a control structure, the winding structure is used for suspending an unloading target, the magnetic negative stiffness structure and the spring positive stiffness structure are both located in the winding structure, and the magnetic negative stiffness structure and the spring positive stiffness structure are combined with the winding structure to achieve constant torque output; the spring positive stiffness structure comprises a torsional spring; the control structure is connected with the winding structure and used for adjusting and controlling the winding structure. According to the constant-tension suspension device based on the rotary zero-stiffness mechanism, ground simulation equipment technical support is provided for researchers to study the operation reliability of a spacecraft in the space environment, the overall structure is stable, high unloading precision can be achieved, long-time stable operation can be conducted, and reliability is high.
本发明提供了一种基于回转式零刚度机构的恒拉力悬吊装置,包括,磁负刚度结构、弹簧正刚度结构、卷扬结构、控制结构;卷扬结构用于悬吊卸载目标,磁负刚度结构和弹簧正刚度结构均位于卷扬结构内部,两者与卷扬结构结合实现恒定力矩输出;弹簧正刚度结构,其组成包括扭簧;控制结构与卷扬结构相连,其用于对卷扬结构进行调节控制。本发明所述的基于回转式零刚度机构的恒拉力悬吊装置,为研究人员研究太空环境下航天器运行可靠性提供了地面模拟装备技术支撑,且整体结构稳定,可以实现较高的卸载精度,进行长时间稳定运行,可靠性高。
Constant-tension suspension device based on rotary zero-stiffness mechanism
一种基于回转式零刚度机构的恒拉力悬吊装置
2024-12-17
Patent
Electronic Resource
Chinese
IPC: | B64G Raumfahrt , COSMONAUTICS |
Constant-tension suspension device based on magnetorheological principle
European Patent Office | 2024
|SAE Technical Papers | 2019
|SAE Technical Papers | 2019
|