Sealing structure for submersible pump cable

The utility model provides a sealing structure for a submersible pump cable, and aims to solve the technical problem that the existing submersible pump cable is poor in sealing effect. The sealing structure comprises a connecting seat arranged on the pump shell; a through hole for a cable to pass through is formed in the middle position of the pressing piece; wherein the connecting seat is provided with a mounting hole, the upper part of the mounting hole is provided with a stepped hole, the diameter of the stepped hole is larger than that of the mounting hole, a combined sealing ring, a check ring and a rectangular sealing ring are sequentially arranged in the stepped hole from bottom to top, and the combined sealing ring, the check ring and the rectangular sealing ring are tightly pressed in the stepped hole between the connecting seat and the cable by the pressing piece. By means of the multiple sealing structures, the sealing performance between the cable and the connecting base is good, the sealing perfo