PENETRATING ROD BENDING MEASURING JIG AND BENDING MEASURING METHOD OF PENETRATING ROD USING THE SAME

• Main Authors: MAKINO NOBUHISA, ABE MASAOMI, OSHIMA RINTARO, OMAE TAISUKE, MAE TOSHIMORI, SATO KOICHIRO, MIYAGI TAKESHI
• Format: Patent
• Language: English; Japanese
• Published: 01.11.2022
• Subjects: EMBANKMENTS; EXCAVATIONS; FIXED CONSTRUCTIONS; FOUNDATIONS; HYDRAULIC ENGINEERING; SOIL SHIFTING; UNDERGROUND OR UNDERWATER STRUCTURES

To provide a penetrating rod bending measuring jig capable of easily grasping the bending of a rod and a bending measuring method of the penetrating rod using the jig.SOLUTION: A penetrating rod bending measuring jig comprises bases 11 and 12 extending linearly along the longitudinal direction of a cylindrical penetrating rod 100 to be measured, a first contact portion provided at respective one ends of the bases 11 and 12 and having an arc-shaped contact surface capable of contacting the outer peripheral surface of the penetrating rod 100, a second contact portion provided at the other ends opposite to the respective one ends of the bases 11 and 12 and having an arc-shaped contact surface capable of contacting the outer peripheral surface of the penetrating rod 100, and a measuring portion 19 provided on the bases 11 and 12 at a position between the first contact portion and the second contact portion, and capable of measuring the dimension between the bases 11 and 12 and the outer peripheral surface of the penetrating rod 100.SELECTED DRAWING: Figure 4 【課題】ロッドの曲がりを簡単に把握できる貫入ロッド曲がり測定治具及びこれを用いた貫入ロッドの曲がり測定方法を提供する。【解決手段】貫入ロッド曲がり測定治具は、測定対象の円柱形の貫入ロッド１００の長手方向に沿って直線的に延びる基部１１，１２と、前記基部１１，１２の一方の端部に設けられ、前記貫入ロッド１００の外周面に当接可能な円弧状の当接面を有する第１当接部と、前記基部１１，１２の前記一方の端部とは反対側の他方の端部に設けられ、前記貫入ロッド１００の外周面に当接可能な円弧状の当接面を有する第２当接部と、前記第１当接部と前記第２当接部との間の位置で前記基部１１，１２に設けられ、前記基部１１，１２と前記貫入ロッド１００の外周面との間の寸法を測定可能な測定部１９と、を備える。【選択図】図４