The invention relates to the field of oilfield profile control and flooding, particularly to a skid-mounted gel dispersion body production device and applications thereof. According to the trend of amaterial flow, the device sequentially comprises a jet flow mixing system, a body gel chemical cross-linking reaction system, a shearing grinding system and a storage system, and the device further comprises an intelligent regulation system for regulating the jet mixing system, the body gel chemical cross-linking reaction system, the shearing grinding system and the storage system, wherein the body gel chemical cross-linking reaction system comprises a reaction tank, and a heating device is further arranged in the reaction tank. According to the invention, the rapid cross-linking reaction of abody gel in medium-high temperature oil reservoir can be realized, the large-scale preparation of multi-scale gel dispersions is realized, and the device is suitable for continuous production in complex environments such as tidal flats, hills, offshore operation platforms and the like.