DURING TOUCHDOWN ON RUNWAY 23 AT DOYLESTOWN AIRPORT, DOYLESTOWN, PENNSYLVANIA, THE AIRPLANE ENCOUNTERED A TURBULENT GUST OF WIND AND THE RIGHT WING ROSE ABRUPTLY. THE PILOT STATED THAT EVEN THOUGH HE INPUT FULL AILERON AND ALMOST FULL RUDDER, THE AIRPLANE VEERED OFF THE LEFT OF THE RUNWAY AND IMPACTED A WIND SOCK POLE AND WIND TEE. THERE WAS NO REPORTED AIRFRAME OR ENGINE MALFUNCTION PRIOR TO HITTING THE WIND SOCK POLE. THE PILOT WAS NOT INJURED, BUT THE AIRPLANE WAS SUBSTANTIALLY DAMAGED.