| 摘要 |
PURPOSE: A concrete sump integrated with an offensive odor preventive trap and a mold thereof are provided to prevent bad smell, freely adjust the inflow direction of a drain pipe, and improve safety against surface load. CONSTITUTION: A concrete sump integrated with an offensive odor preventive trap comprises a lower structure(70), a trap(73), an upper structure(60), and a bond socket. The lower structure is formed of a wall(71), and a lower plate(78). The wall is formed with a sewage inlet(74) and a sewage outlet(75). The lower plate is formed with an offensive odor preventive trap. The trap is embedded in the concrete of the lower plate for connection to a first domestic sewage inlet and a second domestic sewage inlet. The bond socket is installed in the sewage inlet and the sewage outlet. |
