A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
HOLE INNER CARGO LOAD TESTING DEVICE AND HOLE INNER CARGO LOAD TESTING METHOD
PROBLEM TO BE SOLVED: To provide a hole inner cargo load testing device and a hole inner cargo load testing method capable of inexpensively and easily evaluating a compression characteristic of the ground.SOLUTION: A hole inner cargo load testing device A for measuring stress in the ground, comprises a pressurized fluid supply pipe 2 inserted-arranged into an investigation hole 1 bored in the ground and a balloon-shaped bag body 3 provided on the tip of the pressurized fluid supply pipe 2, supplying a pressurized fluid 4 via the pressurized fluid supply pipe 2 and expanding so as to present a substantially spherical shape, and the bag body 3 is expanded in the investigation hole 1, and pressure of the bag body 3 and a supply quantity of the pressurized fluid 4 are measured.SELECTED DRAWING: Figure 1
【課題】安価で簡便に地盤の圧縮特性などを評価することを可能にする孔内載荷試験装置及び孔内載荷試験方法を提供する。【解決手段】地中の応力を計測するための孔内載荷試験装置Ａであって、地中に穿設した調査孔１に挿入配置される加圧流体供給管２と、加圧流体供給管２の先端に設けられ、加圧流体供給管２を通じて加圧流体４が供給されるとともに略球形を呈するように膨張する風船状の袋体３とを備え、調査孔１内で袋体３を膨張させ、袋体３の圧力と加圧流体４の供給量を計測する。【選択図】図１
HOLE INNER CARGO LOAD TESTING DEVICE AND HOLE INNER CARGO LOAD TESTING METHOD
PROBLEM TO BE SOLVED: To provide a hole inner cargo load testing device and a hole inner cargo load testing method capable of inexpensively and easily evaluating a compression characteristic of the ground.SOLUTION: A hole inner cargo load testing device A for measuring stress in the ground, comprises a pressurized fluid supply pipe 2 inserted-arranged into an investigation hole 1 bored in the ground and a balloon-shaped bag body 3 provided on the tip of the pressurized fluid supply pipe 2, supplying a pressurized fluid 4 via the pressurized fluid supply pipe 2 and expanding so as to present a substantially spherical shape, and the bag body 3 is expanded in the investigation hole 1, and pressure of the bag body 3 and a supply quantity of the pressurized fluid 4 are measured.SELECTED DRAWING: Figure 1
【課題】安価で簡便に地盤の圧縮特性などを評価することを可能にする孔内載荷試験装置及び孔内載荷試験方法を提供する。【解決手段】地中の応力を計測するための孔内載荷試験装置Ａであって、地中に穿設した調査孔１に挿入配置される加圧流体供給管２と、加圧流体供給管２の先端に設けられ、加圧流体供給管２を通じて加圧流体４が供給されるとともに略球形を呈するように膨張する風船状の袋体３とを備え、調査孔１内で袋体３を膨張させ、袋体３の圧力と加圧流体４の供給量を計測する。【選択図】図１
HOLE INNER CARGO LOAD TESTING DEVICE AND HOLE INNER CARGO LOAD TESTING METHOD
孔内載荷試験装置及び孔内載荷試験方法
SUEMASA NAOAKI (author) / TANAKA TAKESHI (author) / MAEDA YUSUKE (author) / SAKAI TAKESHI (author) / SUGANO YASUO (author)
2017-02-09
Patent
Electronic Resource
Japanese