Cracking-resistant and foot-abrasion-resistant shoe sole

The utility model discloses a cracking-resistant and foot-abrasion-resistant sole which comprises a shoe top cover, an inflatable sole body arranged at the bottom of the shoe top cover, a sole body arranged at the bottom of the inflatable sole body, a rotary knob arranged on one side of the inflatable sole body, a threaded column fixedly connected to one side of the rotary knob, and a ventilation column arranged on one side of the rotary knob. One end of the ventilation column is fixedly connected with an embedded disc, one side of the embedded disc is fixedly connected with an air valve body, air in the air cushion is under the action of the air pressure valve, the abutting ball can abut against the position of the air inlet under the action of the spring, and therefore air leakage is avoided, at the moment, the threaded column is screwed into the air cushion and firmly abuts against the abutting ball, and the phenomenon that in the movement process, the air cushion is damaged is avoided. The ball body defor