The utility model provides a portable dryer of intelligence, including couple, support, drying apparatus, ultrasonic oscillator, operating panel, water storage district and inside casing, the inside casing is the triangle -shaped structure, and the couple passes through extending structure and connects the inside casing, and the support passes through the left and right sides of rolling bearing connection inside casing, and the drying apparatus is installed and with between the inside casing is connected through the activity telescopic link at the lower extreme with the inside casing, and operating panel and rear panel are installed around the inside casing dually respectively, and the inboard both sides of controlling of installing at the inside casing are distinguished to the water storage, and the portable equipment into triangle -shaped can be taken in after folding with the drying apparatus to the support. Can energy -concerving and environment -protective theory have been incorporated simultaneously for people bring convenience, swift, healthy life. The collapsible triangle -shaped that accomodates into of support and drying apparatus conveniently carries, deployablely during the use props up different types of clothing. Secondly, adopt the response to shift up futilely the speed that dry clothing has been accelerated to the clothing mode, still practiced thrift the electric energy, the moisture condensable cyclic utilization once more of evaporation.