Testing device and method for compression deformation modulus and strength of soil body in deep hole
A technology of compression deformation and testing equipment, which is applied in the direction of measuring equipment, using stable tension/pressure to test material strength, strength characteristics, etc., can solve the problems of long cycle, high cost, small depth, etc., and achieve low test cost and test The effect of accurate and accurate description of the data
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[0036] The present invention will be described in detail below in conjunction with specific embodiments.
[0037] The testing device for the compressive deformation modulus and strength of the soil in the deep hole involved in the present invention includes a pneumatic reaction force system, a hydraulic load plate system and a testing system:
[0038] The air pressure reaction system is provided with a cylindrical upper core tube 7, the outer ring of the upper core tube 7 is sleeved with a pneumatic rubber film 6; the top of the upper core tube 7 is fixed with an upper cover plate 5 through a threaded connection, and the upper cover plate 5 is set on the top There is a lifting ring 4; the bottom end of the upper core tube 7 is welded and fixed with a lower cover plate 20.
[0039] The hydraulic load plate system is provided with a cylindrical lower core tube 12; the top of the lower core tube 12 is fixed with a pressure sensor 11 through a threaded connection, and the top surface of ...
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