Geogrid strain measuring device
The utility model relates to a geogrid strain measuring device, which comprises a rigid shell, a flexible sealing body, a sensitive element, and an electrode connected with a data line, wherein the side face of the shell is provided with a wire outgoing hole for leading out the data line, the bottom...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model relates to a geogrid strain measuring device, which comprises a rigid shell, a flexible sealing body, a sensitive element, and an electrode connected with a data line, wherein the side face of the shell is provided with a wire outgoing hole for leading out the data line, the bottom of the shell is provided with a base buckled with the same, and the middle of the base is provided with a groove clamped and sleeved on the geogrid. The strain of the geogrid is tested by utilizing the tension-sensitive property of an electric conductive rubber composite material; when in test, the sensitive element is pasted together with the geogrid; and when the geogrid is deformed, the resistance value of the sensitive element changes, and the strain of the geogrid can be obtained by testing the resistance changes. |
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