Nasobiliary duct connector

The utility model discloses a nasobiliary duct connector, including rubber hose and cleaning branch tube, the bottom of rubber hose is provided with connecting part and fastening component, the bottom end of rubber hose is connected with drainage bag joint, drainage bag joint includes rubber joint and hard tube joint, connecting part includes connecting tube and extrusion groove, and the connecting tube includes the rubber joint and the hard tube joint. The top end of the hard pipe joint penetrates through the fastening assembly and extends into the extrusion groove, the fastening assembly comprises a connecting ring, a screw hole and a stud, and the inner end of the stud is in contact with the hard pipe joint; through the designed connecting part and the fastening assembly, connection between the rubber hose and the drainage bag connector can be completed, and compared with an existing connection mode through an expansion clamp, the connection mode has the advantages that the stability of connection between