The present invention discloses a mobile phone protective sleeve capable of blowing and cooling. The main characteristics comprise: an integrated structure and a square frame projected towards to the right are arranged at the upper portion of a sleeve base plate of a mobile phone protective sleeve body, the square shrinkage pool at the upper end of the square frame is internally provided with a mini-size axial flow fan capable of blowing and cooling, a rectangular shrinkage pool at the lower end of the square frame is internally provided with a 5V ni-mh charging battery; the right end of the square shrinkage pool is provided with a communicated square mounting hole, and the bottom of the square hole arranged at the left end of the square mounting hole and instantaneous adhesive 920 used for the left end face of the square mounting seat place of an integration structure located at the right end of the cylinder engine body of the mini-size axial flow fan are firmly glued together. Through adoption of the structure, the mobile phone protective sleeve capable of blowing and cooling can maintain the functions of a current mobile phone protective sleeve, can perform blowing and cooling at hot weather or in a muggy environment and can perform exhausting and heat radiation of the mobile phone so as to allow the mobile phone to cool, prolong the service life of the mobile phone and realize one object with multifunction.