The physical conflicts and technical conflicts of hydrodynamic piston reciprocating seal were defined by analyzing the reciprocating seal problems of hydrodynamic piston.
根据液压缸活塞密封的问题分析,定义了液压缸活塞密封的物理冲突和技术冲突,基于TR IZ技术矛盾解决矩阵的创新原理和解决物理冲突的分离原理,构思出液压缸活塞密封技术中密封与磨损、双向受压与轴向尺寸限制问题的无妥协解决方案,为具体液压缸活塞密封技术实施提供了典型的密封方式和结构形式。
Su-field model of TRIZ and the problems solving flowchart using Su-field models transformation (76 standard solutions) were described,and the dynamic seal principles of hydrodynamic piston shaft sealing were discussed.
阐述了TRIZ的物质场模形及应用物场变换法(76标准解法)求解问题的流程,探讨了液压活塞杆的动态密封机理,根据液压活塞杆O形圈密封、Y形圈密封和聚合体密封几种典型动态密封型式,构建了相应的物场模型,基于物场分析方法和TRIZ标准解法,进行了液压活塞杆密封问题的求解和结构实现研究,为液压活塞杆动态密封的结构创新提供了理论依据。