COVER STRUCTURE AND CATCH BASIN

• Main Authors: FUJIWARA TSUTOMU, SAITO TOMOE
• Format: Patent
• Language: English; Japanese
• Published: 12.12.2019
• Subjects: CESSPOOLS; FIXED CONSTRUCTIONS; SEWERAGE; SEWERS; WATER SUPPLY

To provide a cover structure capable of collecting rain and snowmelt water efficiently while minimizing the processing on a catch basin body and having good workability, and a catch basin having the cover structure.SOLUTION: A cover structure is provided with a cover frame installed on the upper end face of a catch basin body, and a cover body housed in the cover frame and covering an upper end opening of the catch basin body. The cover frame has, at the inner peripheral side thereof, a cylindrical rising portion provided with a cover height adjusting member on which the cover body is placed, and a projection portion extending from the rising portion and facing the upper end face of the catch basin body. The projection portion is provided with a cover frame support member capable of supporting the cover frame with a gap between the cover frame and the upper end face of the catch basin body.SELECTED DRAWING: Figure 2 【課題】集水桝本体への加工を最小限に抑えつつ、施工性が良く、また、降雨や融雪水等を効率よく集水することの可能な蓋構造、および蓋構造を備える集水桝を提供する。【解決手段】集水桝本体の上部小口面に設置される蓋枠と、該蓋枠に収納されて前記集水桝本体の上端開口を覆う蓋本体とを備える蓋構造であって、前記蓋枠が、内周側に前記蓋本体が載置される蓋高調整材を備えた筒状の立上がり部と、該立上り部から張り出すとともに、前記集水桝本体の上部小口面と対向する張出し部とを備え、前記張出し部に、前記集水桝本体の上部小口面との間に隙間を設けて前記蓋枠を支持することの可能な蓋枠支持材が設置されることを特徴とする。【選択図】図２