Pipeline sealing performance detection device for engineering

The utility model relates to the technical field of pipeline detection, and discloses an engineering pipeline sealing performance detection device, which comprises a mounting rack, a hydraulic cylinder is mounted at the top of the mounting rack, one end of the hydraulic cylinder is fixedly connected with a movable plate, the bottom of the movable plate is fixedly connected with a fixed rack, the outer wall of the fixed rack is fixedly connected with a fixed block, and the fixed block is fixedly connected with the hydraulic cylinder. An air cylinder is installed on the outer wall of the fixing block, and a clamping plate is arranged at one end of the air cylinder. The pipeline sealing performance detection device for engineering is provided with a clamping block, a limiting groove, a mounting block, a clamping groove, a sliding groove, a reset spring, a limiting block, a pull rod, a sealing plug and a positioning block, when test pipes with different inner diameters need to be tested, the mounting block can be