Shockproof pneumatic element

The utility model provides a shockproof pneumatic element which comprises a base, a sliding frame assembly is arranged at the top of the base and comprises an inner frame, the inner frame is fixed to the base, an outer frame is connected to the outer surface of the inner frame in a sliding and sleeved mode, and buffering assemblies are arranged on the inner walls of the peripheries of the inner frame and the outer frame. The four edges of the top of the pneumatic element body are locked through screws after being buckled through the buckle plates, the stability of installation and buffering protection of the pneumatic element is kept, under the action of the inner side notches and the outer side notches, adjusting bolts and sliding rods on the back faces of the upper plate and the lower plate can penetrate out conveniently, and movement interference is avoided. The sliding frame assembly can be unfolded or contracted according to the length of the pneumatic element body, the buffering assemblies are divided i