Threaded single-end optical cable connector box

The invention relates to the technical field of cable connector boxes. The threaded single-end optical cable connector box comprises a barrel and a base, one end of the barrel is coaxially provided with a first annular mounting groove, the base is arranged in the first annular mounting groove, the barrel is in threaded connection with the base, and the end, facing the barrel, of the base is provided with a sealing gasket. A bottom plate is arranged at the end, away from the barrel body, of the base, an annular mounting edge is coaxially arranged on the bottom plate, a second annular mounting groove is coaxially formed in the end, facing the base, of the barrel body, a flexible pad is arranged in the second annular mounting groove, and the annular mounting edge is arranged in the second annular mounting groove; the base is provided with a plurality of optical cable inlet and outlet pipes which are communicated with the cylinder body. The connecting device has the advantages that the barrel body and the base ar