Shock absorber suitable for cast iron platform

The shock absorber suitable for the cast iron platform comprises a plurality of pipe sleeve mechanisms, each pipe sleeve mechanism comprises a pipe sleeve body, a rubber sleeve, a corrugated telescopic pipe and an inflation groove, the top of each rubber sleeve is fixedly connected with the top of the inner wall of the corresponding pipe sleeve body, and the rubber sleeves are sleeved with the corrugated telescopic pipes; the inflation groove is formed in the top of the inner wall of the corrugated telescopic pipe. The multiple vibration reduction supporting mechanisms are arranged at the bottom of the inner wall of the pipe sleeve body; and the inflation mechanism is connected with the tops of the multiple pipe sleeve mechanisms, and an air pump is arranged in the middle of the inflation mechanism. Through the arrangement mode that the pipe sleeve mechanism, the vibration reduction supporting mechanism, the inflation mechanism and the air pump are matched, the corrugated telescopic pipe and the rubber sleeve