The explosive development of technology in the intelligent era has led to the problem of insufficient innovation ability of users. Based on the research framework of grounded theory, to this paper obtains the logical relationship among various categories through literature coding analysis, divides user innovation ability into personal psychological ability, personal technical ability and social institutional ability. Based on this,a structural relationship model of user innovation ability is constructed. Among them, social institutional capacity serves as the non-material basis and institutional guarantee for user innovation,and personal psychological ability and personal technical ability serve as the psychological guarantee and technical guarantee for user innovation,respectively,and jointly drive the occurrence of user innovation. This influence process is also partially mediated by innovation self-efficacy.