The utility model belongs to the technical field of key protection shells, and particularly relates to an anti-falling type automobile intelligent key shell which comprises a protection sleeve and a key area on the protection sleeve, a square groove is formed in one side of the protection sleeve, a protection pad is fixedly connected to the protection sleeve, a female buckle is installed at one end of the protection pad, and a male buckle is installed at the other end of the protection pad. A male buckle is fixedly installed on the protective sleeve, and the protective pad covers the square groove through the female buckle and the male buckle. According to the automobile intelligent key protection sleeve, the protection pad is arranged to protect a spare key, the spare key on one side of an automobile intelligent key is located in the square groove, then the female buckle is pulled to be separated from the male buckle, shielding of the protection pad on the square groove is removed, the spare key is exposed, and then the spare key is popped out of the protection sleeve through the pressing head to be used. After use, the spare key is taken back, the protective pad shields the spare key through connection of the female buckle and the male buckle, operation is easy and convenient, the spare key is prevented from being abraded and collided, and meanwhile the overall attractiveness is improved.