| 摘要 |
PURPOSE: A strain factor measuring device is provided to increase durability in the installation of a sensor by preventing the affecting of unnecessary external force. CONSTITUTION: A strain factor measuring device comprises a fixture piece(6), a protective tube(1), a fiber optic grating sensor, a ball, a fixing plate top(4), a fixing plate bottom(5) and a fastening bolt(2). A fixture piece locates at both ends of a measuring distance with maintaining a measuring distance from a measurement object. The protective tube is located between the fixture pieces and fixes a screw(3) for protecting and setting the fiber optic grating sensor. The fiber optic grating sensor is fixed in the fixture piece located at both ends of the measuring distance.
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