Abdominal cavity drainage tube

The utility model discloses an abdominal cavity drainage tube, which relates to the technical field of drainage tubes and comprises a drainage main tube, one side of the drainage main tube is communicated with a drainage auxiliary tube, sealing mechanisms are arranged at the joints of the drainage main tube and the drainage auxiliary tube, and one end of each sealing mechanism extends to the outer side of the drainage main tube. A leading-in opening is formed in one end of the drainage main pipe, a leading-out opening is formed in the other end of the drainage main pipe, a plurality of side drainage openings are formed in the peripheral side of the drainage main pipe, the side drainage openings are close to the leading-in opening, and the rear end of the drainage main pipe is connected with a balloon. By means of the sealing mechanism, the lifting groove is buckled upwards, the front end hook of the clamping hook is separated from the interior of the clamping hole, the sliding block is pulled towards the auxi