In order to free intangible cultural heritage skills from the traditional mode and actively try new development direction, the application research and experience assessment of intelligent virtual reality technology in museum exhibition is proposed. Firstly, the dilemma faced by intangible cultural heritage is outlined, and the prospect and significance of the application of virtual reality technology in the field of intangible cultural heritage are discussed; secondly, virtual reality technology is utilized to enable the audience to understand intangible cultural heritage in an immersive way through digital display, immersive experience and interactive presentation; lastly, the design idea of digital museum of intangible cultural heritage based on virtual reality technology is proposed, and the Finally, the design idea of digital museum of intangible cultural heritage based on virtual reality technology is proposed, and the design practice and feasibility verification are carried out by taking Fragrant Cloud Veil for example. The results show that: however, the Fragrant Cloud Yarn Museum has certain deficiencies in the publicity of Fragrant Cloud Yarn culture, and the inheritance and innovation of Fragrant Cloud Yarn is facing new challenges, and it is crucial to let more young groups understand Fragrant Cloud Yarn culture.