Through-wall pipeline waterproof structure and construction method thereof

The invention discloses a through-wall pipeline waterproof structure and a construction method thereof.The through-wall pipeline waterproof structure comprises a wall body and a waterproof sleeve, a mounting hole is formed in the wall body, the waterproof sleeve is connected with the wall body through an arranged mounting mechanism, a pipeline body is inserted into the waterproof sleeve in a penetrating mode, and two movable sleeves are slidably mounted in the waterproof sleeve; auxiliary supporting mechanisms are installed at the ends, away from each other, of the two movable sleeves, and protection mechanisms are installed at the ends, close to each other, of the two movable sleeves. According to the device, through the arranged auxiliary supporting mechanism, the pipeline body can be located in the middle all the time in the process of penetrating through the waterproof sleeve, it is ensured that the distance between the pipeline body and the inner wall of the movable sleeve is the same, and the situation