Device for utilizing real triaxial testing machine to realize rock biaxial tension test

A testing machine, true triaxial technology, applied to measuring devices, using stable tension/compression to test material strength, instruments, etc., to achieve uniform force, ensure the center, and facilitate installation and disassembly

Inactive Publication Date: 2016-08-17
GUANGXI UNIV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

This device has special requirements for the test piece and is not suitable for the

Method used

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  • Device for utilizing real triaxial testing machine to realize rock biaxial tension test
  • Device for utilizing real triaxial testing machine to realize rock biaxial tension test
  • Device for utilizing real triaxial testing machine to realize rock biaxial tension test

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Embodiment 1

[0037] A device that utilizes a true triaxial testing machine to realize rock biaxial tension and compression tests, including a sample bonding assembly, a tensile assembly and a support assembly,

[0038] The test piece bonding assembly includes an upper slot plate 10 and a lower slot plate 8, and the center of the upper slot plate 10 is provided with a screw hole 13,

[0039] The tensile assembly includes a first top plate 1, a first bottom plate 4, and a connecting rod 2. The first bottom plate 4 is provided with a groove with an inverted T-shaped cross section, and the connecting rods 2 are located on both sides of the groove of the first bottom plate 4. On the groove wall, the upper end of the connecting rod 2 is fixed on the first top plate 1, the lower end of the connecting rod 2 is fixed on the first bottom plate 4, and the first through hole 15 is also opened on the groove walls on both sides of the groove of the first bottom plate 4 ,

[0040] The support assembly inc...

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Abstract

The invention relates to a device for utilizing a real triaxial testing machine to realize a rock biaxial tension test. The device comprises a sample bonding component, a stretching component and a supporting component, wherein the sample bonding component comprises an upper slot plate and a lower slot plate; a screw hole is formed at the center of the upper slot plate; the stretching component comprises a first top plate, a first base plate and a connecting rod; the connecting rod is located on slot walls on the two sides of a slot of the first base plate; first through holes are formed on the slot walls on the two sides of the slot of the first base plate; the supporting component comprises a bolt, a second top plate, a second base plate and a brace; a bolt mounting hole is formed at the center of the second top plate; the brace is mounted in each of the first through holes of the stretching component; a second through hole is formed on the second top plate; the connecting rod of the stretching component is mounted in the second through hole; the bolt is mounted on the bolt mounting hole and the screw hole. The device provided by the invention can utilize the real triaxial testing machine to accurately measure the strength and deformation of the rock material under a biaxial tension condition.

Description

technical field [0001] The invention relates to a rock biaxial tension-compression test device realized by a true triaxial testing machine, which is suitable for research on deformation and failure characteristics of rock under tension-compression stress conditions, and belongs to the technical field of rock mechanics and engineering. Background technique [0002] Rockburst is a geological disaster phenomenon caused by the catapult rupture of the surrounding rock caused by the excavation and unloading of underground engineering in areas with high ground stress. The occurrence of rockburst usually leads to casualties of personnel, destruction of equipment and delay of construction period, resulting in significant economic losses. The mechanism of rockbursts is extremely complex, and there is no unified and clear theory to explain the phenomenon of rockbursts. Therefore, it is of great significance to carry out the indoor rockburst test, reproduce the rockburst phenomenon, an...

Claims

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Application Information

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IPC IPC(8): G01N3/08G01N3/02
CPCG01N3/08G01N3/02G01N2203/0017G01N2203/0019
Inventor 苏国韶蒋剑青陈智勇江山江权
Owner GUANGXI UNIV
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