Splicing type water stop belt facilitating local maintenance and replacement

The utility model relates to the technical field of water-stop belts, and provides a spliced water-stop belt convenient for local maintenance and replacement, which is convenient for local replacement after local damage of the water-stop belt, is time-saving and labor-saving, is not easy to cause unnecessary waste, and comprises a water-stop belt body, two fixing blocks and two locking blocks, sliding pipes are slidably connected to the two fixing blocks, supporting mechanisms used for hooking and locking the locking blocks are installed in the sliding pipes, locking mechanisms used for fixing the supporting mechanisms are installed on the sliding pipes, the supporting mechanisms comprise supporting screw rods, the left ends of the supporting screw rods are fixedly connected with driving rods, the supporting screw rods are rotatably connected into the sliding pipes, two through grooves are formed in the sliding pipes, and the driving rods are fixedly connected with the driving rods. A movable block is slidabl