With the rapid development of science and technology, internet technology has become mature increasingly. It has become an important part of people's work, life and study. At the same time, the network environment has also brought an impact on the physical and mental health of college students. Nowadays, the quality and level of college students' mental health education has become society topics. College psychological health education work should keep pace with the network environment development and the students' physical and mental development. It is the effective innovation of psychological health education work. The new model of college students' psychological health education development is constructed. It is improve the level of students' physical and mental health development, and the psychological quality of college students is strengthen. Based on this, this paper analyzes the existing problems on the college students' mental health development. Under the network environment, it proposes an effective method to construct a new mode of college students' mental health education.