This article takes the design and implementation of college physical education courses under the background of the "four new" construction as the perspective, is oriented towards the talent needs of new technologies, new business forms, new models, and new industries, and takes the education paradigm of "learning-centered" as the concept to construct a new model of ideological and political design and implementation of physical education courses in colleges and universities, and systematically proposes the mechanism system for the ideological and political design and implementation of physical education courses in colleges and universities. By using methods such as literature review and dialectical reasoning, it conducts a systematic study on the key teaching problems existing in the construction process of ideological and political demonstration courses for physical education courses. The research holds that there are problems in the construction of ideological and political demonstration courses for physical education courses in aspects such as the evaluation of curriculum goal attainment, the support of ideological and political resources for courses, the embedded integration of teaching models, and the adaptation and innovation of teaching methods. Comprehensively promoting the construction of ideological and political courses is to guide values into knowledge imparting and ability cultivation, and help students shape correct worldviews, outlooks on life, and values. The implementation of ideological and political education in physical education courses helps students achieve comprehensive development in addition to improving physical skills, so as to better adapt to social development. When implementing ideological and political education in physical education courses, it is necessary to highlight the characteristics of the courses, integrate ideological and political elements, clarify the design of teaching elements, optimize the combination of teaching models, and make good use of the evaluation of teaching effects.