DZIII fastener

A type III elastic bar is used to fasten the rail and the iron cushion plate together by T-bolts, and then the iron cushion plate is firmly connected with the concrete foundation by anchoring bolts. The iron cushion plate is provided with a T-bolt base and a shoulder stopper. Tighten the T-bolt nut to tighten the spring bar fastener and fasten the connecting rail to the iron cushion plate