Schindler escalator with wool rubber head is also called rubber pipe soft joint, flexible rubber joint, soft rubber joint, flexible rubber joint, flexible winding rubber joint, high-pressure rubber joint, rubber shock absorber, compensator, etc. According to the connection method of loose sleeve flange, fixed flange and thread type 3; According to the structure, it can be divided into 5 kinds: single sphere, double sphere, reducer, bent sphere and wind pressure coil. It is composed of inner and outer layer glue, curtain cloth layer and steel wire ring to form tubular rubber parts, which are vulcanized and then combined with metal flange or loose sleeve of parallel joint. This product can reduce vibration and noise, and can compensate for thermal expansion and cold contraction caused by temperature change. It is widely used in various pipe systems.