Bidirectional flow hydrogenation break-away valve

The utility model provides a hydrogenation snap valve with bidirectional flow. The hydrogenation snap valve comprises a gas inlet joint, a gas outlet joint, a pair of valve cores, a fixing body and a fixing sleeve, wherein the outer wall of the gas inlet joint is sleeved with a connecting body in a sliding manner; the air outlet connector is fixedly connected with a snapping body, and a clamping groove is formed in the outer wall of the snapping body. The fixing body is provided with a movable through hole in the radial direction of the fixing body, and a clamping jaw is arranged in the movable through hole in a sliding mode and matched with the clamping groove. The fixing sleeve is fixedly arranged on the outer wall of the air inlet connector, a breaking force spring is arranged between the fixing sleeve and the outer wall of the connecting body in the axial direction, the outer wall of the fixing sleeve is sleeved with an outer sleeve base in a sliding mode, a locking piece is arranged between the outer sle