Shear performance testing device for asphalt concrete pavement material
The invention discloses a shear performance testing device for an asphalt concrete pavement material to solve the technical problem that in the prior art, simple operations and low price cannot be considered at the same time. The device comprises a test box. A test piece clamping mechanism and a for...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a shear performance testing device for an asphalt concrete pavement material to solve the technical problem that in the prior art, simple operations and low price cannot be considered at the same time. The device comprises a test box. A test piece clamping mechanism and a force applying mechanism are arranged in the test box, the test piece clamping mechanism comprises a first storage block and a second storage block which are used for fixing a test piece and arranged on two sides of the bottom of the test box separately, a pressure block capable of pushing and extruding the test piece is arranged on the force applying mechanism, a pressure sensor is arranged on the bottom face of the pressure block, and the pressure sensor is electrically connected to a data acquisition card, and the data acquisition card is electrically connected to an outer computer. The device is simple in structure, convenient to operate, low in cost and suitable for being popularized in alarge range.
本发明公开了种沥青混凝土 |
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