Novel high -speed gas bearing structure of inside lining formula

The utility model discloses a novel high -speed gas bearing structure of inside lining formula, including stainless steel bearing overcoat, graphite bearing inside lining, stainless steel bearing overcoat and graphite bearing inside lining link together through interference fit, along radially having offered the ring channel on the middle part inner wall of graphite bearing inside lining, the bottom of graphite bearing inside lining along the axial offered one with the communicating inlet port of ring channel, the top of graphite bearing inside lining is along the top of radially having offered venthole one, stainless steel bearing overcoat along radially offering the venthole no. 2 that has a perfect understanding with venthole no. 1. The utility model discloses a gas bearing processing provides new processing way, can simplify processing greatly, the greatly reduced processing degree of difficulty and reduction processing cost.