| 摘要 |
PURPOSE: A device for separating a manhole mold is provided to improve convenience by easily separating an initial inner mold from a manhole without causing damage. CONSTITUTION: A device for separating a manhole mold comprises a main body(20), a rod(45), a cylinder(40), and a pressing unit. The main body has fixing units(30) for fixing the bottom end of an inner mold(10). A mounting hole(25) is formed in the center of the main body toward the opening of the inner mold. The rod is installed in the center of the mounting hole. The cylinder lifts the rod using hydraulic pressure or pneumatic pressure. The pressing unit is coupled to the top end of the rod and lifts up a molded manhole. |
