Patent ID: 11906088
Assignee: SHANGHAI ZHONGYUAN FUEL RAIL MANUFACTURE CO., LTD
Field: Mechanical elements (Mechanical engineering)
Classification: CPC F  B | IPC B  F

Claim 0:
1. A hose and rigid pipe connecting system for a high pressure system, comprising:
a hose made up of connecting a core pipe and a corrugated pipe, an outer side of the corrugated pipe being wound and woven by metal wires; a rigid pipe; a transition joint connecting the hose and the rigid pipe; and a retaining ring buckled on outer sides of the hose and the transition joint,
wherein the metal wires at both ends of the corrugated pipe are sleeved with a sheath, and are tightened and positioned by the sheath,
wherein the corrugated pipe, the metal wires and the sheaths are integrally connected with the core pipe by welding or rolling interference,
wherein the core pipe, the corrugated pipe, the metal wires and the sheaths are inserted into a rubber pipe,
wherein the transition joint is provided with an inwardly concaved annular groove and an annular recess,
wherein the material of the retaining ring is aluminum or stainless steel, one end of the retaining ring is inwardly convexed, and the inwardly convexed end is embedded into the inwardly concaved annular groove of the transition joint when being buckled,
the inner surface of the retaining ring is of a flat structure prior to buckling,
wherein the retaining ring is pressed into the annular recess of the transition joint after being buckled.