摘要：【中文】本实用新型涉及一种天然气管道维修防泄漏装置，包括左夹具，所述左夹具的一侧外壁通过铰链转动连接有右夹具，所述右夹具的一侧外壁设置有螺纹孔，且螺纹孔的内壁螺纹连接有第一螺纹杆，所述第一螺纹杆的一端外壁设置有第一调节轮，且第一螺纹杆的另一端外壁设置有转盘，所述转盘的外壁转动连接有抵板，所述左夹具的一侧外壁设置有限位孔，且限位孔的内壁螺纹连接有第二螺纹杆，所述第二螺纹杆的一端外壁设置有第二调节轮。本实用新型有效提高了装置使用时的灵活性，极大节省了堵漏的时间，使用效果更佳，并有效实现了泄漏管道的应急快速封堵，在不影响天然气输送的情况下为维修人员的到来争取了时间，更具实用性。 【EN】The utility model relates to a device is prevented leaking in natural gas line maintenance, including left anchor clamps, one side outer wall of left side anchor clamps is connected with right anchor clamps through the hinge rotation, one side outer wall of right side anchor clamps is provided with the screw hole, and the inner wall threaded connection of screw hole has first threaded rod, the one end outer wall of first threaded rod is provided with first regulating wheel, and the other end outer wall of first threaded rod is provided with the carousel, the outer wall of carousel rotates and is connected with the support board, one side outer wall of left side anchor clamps is provided with spacing hole, and the inner wall threaded connection in spacing hole has the second threaded rod, the one end outer wall of second threaded rod is provided with the second regulating wheel. The utility model discloses flexibility when effectively having improved the device use has greatly saved the time of leaking stoppage, and the result of use is better to effectively realized the emergent quick shutoff of leakage pipeline, for maintenance personal's arrival time under the circumstances that does not influence natural gas and carry, more the practicality.