Highly-sealed hose connector

The utility model discloses a highly sealed type hose coupler, which comprises a coupler body and a hose body, a communication port is arranged in the coupler body, an integrally formed extension section is arranged in the coupler body, a groove is arranged between the extension section and the coupler body, a sealing ring is embedded in the end part of the extension section, and the hose body is arranged in the groove. A pressing sleeve is connected to the outer portion of the connector body. According to the utility model, the end part of the hose body is inserted into the groove, then the pressing sleeve is rotated, so that the pressing sleeve moves leftwards in a screwing manner outside the joint body, the inner wall of the conical through hole extrudes the hose body in the moving process of the pressing sleeve, and the sealing ring is matched to realize the sealing connection of the hose body, so that the leakage condition at the joint of the hose body and the joint body is prevented; and the sealing eff