The widespread popularity of new media has prompted almost all people to be “accompanied” by it day by day, profoundly affecting people’s way of thinking, way of life and way of communication, and also influencing the realization of various functions of ideological and political education. This paper centers on new media technology, analyzes new media and its environment in depth, and explores the categories and entire landscape of new media. It outlines the connotation of ideological and political education, analyzes the ideological and political education from the mechanism of educating people, and lays a theoretical foundation for the innovation of the mode of ideological and political education. Based on the actual investigation, combining the problems of ideological and political education with the results of theoretical research, an innovative model of ideological and political education in the new media environment is constructed. For the evaluation of effects, this paper combines the hierarchical analysis method with the fuzzy comprehensive evaluation method and constructs the evaluation system. From the comprehensive evaluation results, the impact assessment of the ideological and political education model constructed in this paper is in the middle, close to good, and the overall effect meets the actual teaching needs. This study not only enriches the basic theory of the ideological and political education mechanism of joint efforts to educate people, but also has certain practical significance in guiding the further improvement of ideological and political education in colleges and universities.