RECEIVING FRAME HEIGHT ADJUSTMENT DEVICE FOR UNDERGROUND STRUCTURE

• Main Author: ISHIKAWA MASARU
• Format: Patent
• Language: English; Japanese
• Published: 26.01.2017
• Subjects: EMBANKMENTS; EXCAVATIONS; FIXED CONSTRUCTIONS; FOUNDATIONS; HYDRAULIC ENGINEERING; SOIL SHIFTING; UNDERGROUND OR UNDERWATER STRUCTURES

PROBLEM TO BE SOLVED: To prevent a construction error by illusion and misunderstanding in a construction site in a receiving frame height adjustment for an underground structure.SOLUTION: A receiving frame height adjustment device comprises a height adjustment piece respectively installed on a plurality of anchor bolts 18 implanted in an underground structure as a device for adjusting a height of the receiving frame upper end in response to a height of a road surface, by interposing between a receiving frame 15 for receiving-supporting a cover body for blocking up an opening part of the underground structure and the underground structure, and a height adjustment piece comprises a piece body 32 for supporting the receiving frame 15 and a female screw part integrally provided with the piece body 32 for arranging the piece body 32 in an optional height of an anchor bolt 18 and threadedly engaging with the anchor bolt, and the piece body 32 has in an upper part a support surface 21 composed of a curved surface for contacting with an undersurface of the receiving frame.SELECTED DRAWING: Figure 3 【課題】地下構造物用受枠高さ調整における、施工現場における思い込みや勘違いによる施工ミスを防止する。【解決手段】地下構造物の開口部を塞ぐ蓋体を受け支える受枠１５と地下構造物との間に介在し、受枠上端の高さを路面の高さに合わせて調整するための装置として、地下構造物に植設された複数個のアンカーボルト１８に夫々取り付ける高さ調整駒を具え、高さ調整駒は受枠１５を支える駒本体３２と、駒本体３２をアンカーボルト１８の任意の高さに配置するために駒本体３２と一体に設けられた、アンカーボルトに螺合するメネジ部を有して構成され、駒本体３２は受枠の下面に接する曲面から成る支持面２１を上部に有している。【選択図】図３