A flexible base, which is appliable to a self-driven robot, comprising: a chassis, wherein a bottom of the chassis is provided with at least one second driven wheel and at least two driving wheels (3; 3-1; 3-2), and a disposing position of the second driven wheel does not coincide with disposing positions of the driving wheels(3; 3-1; 3-2); a carrying plate, wherein a bottom of the carrying plate is provided with at least one first driven wheel, and a disposing position of the first driven wheel does not coincide with disposing positions of the second driven and the driving wheels (3; 3-1; 3-2); and an adjusting mechanism, wherein the adjusting mechanism is configured to be connected to the carrying plate and the chassis, and when the ground is uneven, the adjusting mechanism is configured to dynamically adjust the second driven wheel in such a manner that the first driven wheel, the second driven wheel and the driving wheels (3; 3-1; 3-2) are in contact with the ground, characterized in that the adjusting mechanism comprises a plurality of telescopic members, the plurality of telescopic members are evenly disposed between the carrying plate and the chassis, each of the plurality of telescopic members comprises a shaft barrel and a rotating shaft disposed in the shaft barrel, the rotating shaft is telescopically disposed in the shaft barrel and the plurality of telescopic members are configured in annular arrangements respectively on a surface of the chassis and a surface of the carrying plate, and the surface of the chassis and the surface of the carrying plate face to each other; and a first end of the adjusting mechanism is hinged to the chassis and a second end of the adjusting mechanism is fixedly connected to the carrying plate or the first end of the adjusting mechanism is fixedly connected to the chassis and the second end of the adjusting mechanism is hinged to the carrying plate. a chassis, wherein a bottom of the chassis is provided with at least one second driven wheel and at least two driving wheels (3; 3-1; 3-2), and a disposing position of the second driven wheel does not coincide with disposing positions of the driving wheels(3; 3-1; 3-2); a carrying plate, wherein a bottom of the carrying plate is provided with at least one first driven wheel, and a disposing position of the first driven wheel does not coincide with disposing positions of the second driven and the driving wheels (3; 3-1; 3-2); and an adjusting mechanism, wherein the adjusting mechanism is configured to be connected to the carrying plate and the chassis, and when the ground is uneven, the adjusting mechanism is configured to dynamically adjust the second driven wheel in such a manner that the first driven wheel, the second driven wheel and the driving wheels (3; 3-1; 3-2) are in contact with the ground, characterized in that the adjusting mechanism comprises a plurality of telescopic members, the plurality of telescopic members are evenly disposed between the carrying plate and the chassis, each of the plurality of telescopic members comprises a shaft barrel and a rotating shaft disposed in the shaft barrel, the rotating shaft is telescopically disposed in the shaft barrel and the plurality of telescopic members are configured in annular arrangements respectively on a surface of the chassis and a surface of the carrying plate, and the surface of the chassis and the surface of the carrying plate face to each other; and a first end of the adjusting mechanism is hinged to the chassis and a second end of the adjusting mechanism is fixedly connected to the carrying plate or the first end of the adjusting mechanism is fixedly connected to the chassis and the second end of the adjusting mechanism is hinged to the carrying plate.