CN104359770B - Rock structural face direct shear apparatus plane shear head corollary apparatus and direct shear test method for circular configuration interview sample - Google Patents
Rock structural face direct shear apparatus plane shear head corollary apparatus and direct shear test method for circular configuration interview sample Download PDFInfo
- Publication number
- CN104359770B CN104359770B CN201410524226.1A CN201410524226A CN104359770B CN 104359770 B CN104359770 B CN 104359770B CN 201410524226 A CN201410524226 A CN 201410524226A CN 104359770 B CN104359770 B CN 104359770B
- Authority
- CN
- China
- Prior art keywords
- structural face
- fixed frame
- rock structural
- shear
- sample
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
A kind of rock structural face direct shear apparatus plane shear head corollary apparatus for circular rock structural face sample, including plane shear head and shearing oil cylinder, shear mounting plane cutting head on the motion end of oil cylinder, direct shear apparatus plane shear head corollary apparatus includes square fixed frame and clamp device, square fixed frame includes the square fixed frame of the square fixed frame of lower floor and upper strata, the square fixed frame of lower floor is positioned at the top of the square fixed frame in upper strata and is mutually permanently connected, the inside of upper strata fixed frame and lower floor's fixed frame is the station cavity for placing circular rock structural face sample to be tested；The centre position on four limits of the square fixed frame in upper strata has bolt hole, and clamp device is fastening bolt, and fastening bolt is supported on circular rock structural face sample to be tested through bolt hole.And the direct shear test method of a kind of circular rock structural face.The present invention can test circular rock structural face sample, and has feature easy to operate, that expense is low, speed is fast, test result precision is high.
Description
Technical field
The present invention relates to the rock structural face direct shear apparatus supporting dress of plane shear head for circular rock structural face sample
Put and direct shear test method, it is adaptable to circular rock structural face sample direct shear test.The invention belongs to engineering
Field.
Background technology
Direct shear test is the main experimental means obtaining Shear Strength along Rock Stratum Plane mechanical index.Due to existing rock
The cutting head of stone structure face direct shear apparatus is plane, and therefore, conventional rock structural face direct shear apparatus is primarily adapted for use in flat
Face is shaped as the square or rock structural face of rectangle, and is that circular configuration interview sample cannot utilize for profile
Existing cutting head side is that the rock structural face direct shear apparatus of plane carries out direct shear test.In order to test circular configuration face
Sample shearing strength, Normal practice is to use cutting machine that circular configuration interview sample is cut into square or rectangle
The rock structural face direct shear apparatus with plane shear head of routine can be used for, so process the most expensive, the duration
Long, operating difficulties, and owing to structural plane has anisotropic properties, square or rectangular configuration face can only be surveyed
Examination is paralleled or the shearing strength of vertical direction with sample lateral surface, and cannot obtain structural plane all directions
Shearing strength, the most just cannot obtain the anisotropic properties of Shear Strength along Rock Stratum Plane, also cannot obtain
To the glide direction that rock mass discontinuity is the weakest.
Summary of the invention
In order to solve the existing rock structural face direct shear apparatus with plane shear head can only test profile be square or
The shearing strength in rectangular configuration face, and the deficiency that flat shape is circular configuration face shearing strength cannot be measured, this
Invention provides a kind of plane shear head corollary apparatus for circular configuration interview sample and direct shear test method, should
Device matches with the plane shear head of rock structural face direct shear apparatus, can solve to utilize existing conventional rock structural face
Direct shear apparatus carries out the shearing strength direct shear test of circular configuration interview sample, not only can test multiple yardstick
(100mm-1000mm) circular configuration interview sample, and have easy to operate, expense is low, speed is fast,
The feature that test result precision is high.
The technical solution adopted for the present invention to solve the technical problems is:
A kind of rock structural face direct shear apparatus plane shear head corollary apparatus for circular configuration interview sample, described rock
Stone structure face direct shear apparatus includes plane shear head and shears oil cylinder, the motion end of described shearing oil cylinder is installed described
Plane shear head, described direct shear apparatus plane shear head corollary apparatus includes square fixed frame and clamp device, institute
State square fixed frame and include the square fixed frame of the square fixed frame of lower floor and upper strata, described lower floor square fixed frame position
The lower section of square fixed frame and being mutually permanently connected in upper strata, the square fixed frame in described upper strata and lower floor are square fixing
The inside of frame is the station cavity for placing circular rock structural face sample to be tested；Described upper strata is square fixing
The centre position on four limits of frame has bolt hole, and described clamp device is fastening bolt, and described fastening bolt passes
Described bolt hole is supported on circular rock structural face sample to be tested.
Further, four angles of the square fixed frame in described upper strata also have bolt hole.Spiro keyhole position is in upper strata side
The inside of shape fixed frame, bolt length rationally can select according to the size of circular rock structural face sample.
The direct shear test method of a kind of circular rock structural face sample, said method comprising the steps of:
What a () selection was to be tested has the circular rock structural face sample being sized；
B () measures the height of direct shear apparatus plane shear head, and at the identical height and position of rock structural face sample
Place makes marks；
C () utilizes boom hoisting that the square fixed frame of square for upper strata fixed frame and lower floor is placed from sample top
Mark in rock structural face sample；
D (), according to the size of sample, selects corresponding fastening bolt length；
E () is each passed through bolt hole until the end of bolt and circular rock structural face sample by fastening bolt
Outer surface contacts and tightens；
F () is positioned over rock knot circular rock structural face sample together with the corollary apparatus of plane shear head
In the direct shear apparatus of structure face, carry out direct shear test according to rock structural face direct shear test code, it is thus achieved that circle
The shearing strength of shape rock structural face.
Further, described method is further comprising the steps of: (g) in order to obtain the shearing strength of multiple shear direction,
Fastening bolt is loosened, and the position of rotational structure interview sample, to the shear direction of needs test, is repeated several times step
B () to (f) just obtains the shearing strength of the multiple shear direction of this rock structural face, it is thus achieved that this rock structural face
Anisotropic properties.
Beneficial effects of the present invention is mainly manifested in: The present invention gives the rock structural face of circular configuration interview sample
Direct shear apparatus plane shear head corollary apparatus, it is possible to coordinate the plane shear multiple dimensioned circle of head test series of direct shear apparatus
The shearing strength of rock structural face sample.This corollary apparatus and direct shear test method have the advantage that (1) grasps
Make convenience, low cost, duration short；(2) testable circular configuration interview sample size range be 100mm～
1000mm；(3) direction, rotational structure face is had only to, so that it may the anisotropy of test structural face shear strength is special
Property, and this device is without sample preparation evolution, stringency of test is high.
Accompanying drawing explanation
Fig. 1 is the structure chart of the plane shear head corollary apparatus for circular configuration interview sample.
Fig. 2 is the front view of Fig. 1.
Detailed description of the invention
The invention will be further described below in conjunction with the accompanying drawings.
Embodiment 1
Seeing figures.1.and.2, a kind of rock structural face direct shear apparatus plane for circular rock structural face sample is cut
Crop corollary apparatus, described rock structural face direct shear apparatus includes plane shear head 5 and shears oil cylinder 6, described in cut
Cut and described plane shear head 5 is installed on the motion end of oil cylinder 6, described direct shear apparatus plane shear head corollary apparatus bag
Including square fixed frame and clamp device, described square fixed frame includes the square fixed frame of lower floor 1 and upper strata side
Shape fixed frame 2, the square fixed frame of described lower floor 1 is positioned at lower section and the company of interfixing of the square fixed frame in upper strata 2
Connecing, the inside of described upper strata fixed frame 2 and lower floor's fixed frame 1 is for being used for placing circular rock structural face to be tested
The station cavity of sample 7；The centre position on four limits of the square fixed frame in described upper strata 2 has bolt hole 3, institute
Stating clamp device is fastening bolt 4, and described fastening bolt 4 is supported on circle to be tested through described bolt hole 3
On rock structural face sample 7.
Further, four angles of the square fixed frame in described upper strata 2 also have bolt hole.Spiro keyhole position is in upper strata
The inside of square fixed frame, the length of bolt rationally can select according to the size of circular rock structural face sample.
The square fixed frame of levels is fixed together by welding, it would however also be possible to employ other fixed forms.
Embodiment 2
Seeing figures.1.and.2, the direct shear test method of a kind of circular rock structural face sample, described method includes
Following steps:
A () selects the to be tested circular rock structural face sample 7 being sized；
B () measures the height of direct shear apparatus plane shear head 5, and in the identical height position of rock structural face sample
The place of putting makes marks；
C () utilizes boom hoisting square for upper strata fixed frame 2 and lower floor's square fixed frame 1 from rock structural face
Sample top is positioned over the mark in (b) outside sample；
D (), according to the size of sample, selects corresponding fastening bolt 4 length；
E () is each passed through bolt hole 3 by fastening bolt 4 until the end of bolt is interviewed with circular rock texture
Sample 7 outer surface contacts and tightens；
F () is positioned over rock knot circular rock structural face sample together with the corollary apparatus of plane shear head
In the direct shear apparatus of structure face, carry out direct shear test according to direct shear test code, it is thus achieved that circular rock texture
The shearing strength in face.
Further, described method is further comprising the steps of: (g), in order to obtain the shearing strength of multiple shear direction,
Fastening bolt is loosened, and the position in rotational structure face, to the shear direction of needs test, is repeated several times step (b)
Just obtain the shearing strength of the multiple shear direction of this rock structural face to (f), it is thus achieved that this rock structural face each to
Images generated.
Certain rock mass engineering project, in order to obtain the anisotropic properties of Shear Strength along Rock Stratum Plane, has made circular configuration
Interview sample, but the cutting head of existing direct shear apparatus is plane, it is impossible to carry out the shearing resistance of circular rock structural face sample
Intensity direct shear test, is therefore accomplished by using the direct shear apparatus supporting dress of plane shear head of circular rock structural face sample
Put.
As a example by obtaining the circular Shear Strength along Rock Stratum Plane in different tests direction that diameter is 300mm, this
The embodiment of invention is:
A () selects the rock structural face sample of a diameter of 300mm to be tested.
B () measures the height of rock structural face direct shear apparatus plane shear head 5, and at rock structural face sample 7
Identical height and position at make marks.
C () utilizes boom hoisting square for upper strata fixed frame 1 and lower floor's square fixed frame 2 from rock structural face
Sample top is positioned over the mark that sample in (b) is done.
D (), according to the size of sample, selects corresponding 8 fastening bolt length.
E () is each passed through corresponding bolt hole 3 by 8 fastening bolts 4 until the end of bolt and sample
Outer surface contacts and tightens.
F () is just positioned over circular configuration interview sample in direct shear apparatus together with the corollary apparatus of plane shear head
Direct shear test can be carried out, it is thus achieved that resisting of circular rock structural face according to corresponding direct shear test code
Cut intensity.
G () to obtain the shearing strength of multiple shear direction, only bolt 4 need to be loosened, rotational structure face
Position, to the shear direction of needs test, is repeated several times step (b) to (f) and can obtain this rock
The shearing strength of the multiple shear direction in stone structure face, so can analyze this rock structural face each to
Images generated.
Claims (4)
1., for a rock structural face direct shear apparatus plane shear head corollary apparatus for circular rock structural face sample, it is special
Levy and be: described rock structural face direct shear apparatus includes plane shear head and shears oil cylinder, moving of described shearing oil cylinder
Making to install described plane shear head on end, described direct shear apparatus plane shear head corollary apparatus includes square fixed frame
And clamp device, described square fixed frame includes the square fixed frame of the square fixed frame of lower floor and upper strata, described under
The square fixed frame of layer is positioned at the lower section of the square fixed frame in upper strata and is mutually permanently connected, the square fixed frame in described upper strata
The inside of fixed frame square with lower floor is the station cavity for placing circular rock structural face sample to be tested；Institute
The centre position on four limits stating the square fixed frame in upper strata has bolt hole, and described clamp device is fastening bolt, institute
State fastening bolt to be supported on circular rock structural face sample to be tested through described bolt hole.
2. the direct shear apparatus plane shear head corollary apparatus for circular rock structural face sample as claimed in claim 1,
It is characterized in that: on four angles of the square fixed frame in described upper strata, also have bolt hole.
3. one kind by the rock structural face direct shear apparatus plane for circular rock structural face sample as claimed in claim 1
The direct shear test method that cutting head corollary apparatus realizes, it is characterised in that: said method comprising the steps of::
What a () selection was to be tested has the circular rock structural face sample being sized；
B () measures the height of direct shear apparatus plane shear head, and at the identical height and position of rock structural face sample
Place makes marks；
C () utilizes boom hoisting that the square fixed frame of square for upper strata fixed frame and lower floor is placed from sample top
Mark in rock structural face sample；
D (), according to the size of sample, selects corresponding fastening bolt length；
E () is each passed through bolt hole until the end of bolt and circular rock structural face sample by fastening bolt
Outer surface contacts and tightens；
F () is positioned over rock knot circular rock structural face sample together with the corollary apparatus of plane shear head
In the direct shear apparatus of structure face, carry out direct shear test according to rock structural face direct shear test code, it is thus achieved that circle
The shearing strength of shape rock structural face.
4. direct shear test method as claimed in claim 3, it is characterised in that: described method is further comprising the steps of:
G (), in order to obtain the shearing strength of multiple shear direction, loosens fastening bolt, rotational structure interview sample
Position is to needing the shear direction of test, and step (b) to (f) is repeated several times, and just to obtain this rock structural face many
The shearing strength of individual shear direction, it is thus achieved that the anisotropic properties of this rock structural face.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410524226.1A CN104359770B (en) | 2014-10-08 | 2014-10-08 | Rock structural face direct shear apparatus plane shear head corollary apparatus and direct shear test method for circular configuration interview sample |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410524226.1A CN104359770B (en) | 2014-10-08 | 2014-10-08 | Rock structural face direct shear apparatus plane shear head corollary apparatus and direct shear test method for circular configuration interview sample |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104359770A CN104359770A (en) | 2015-02-18 |
| CN104359770B true CN104359770B (en) | 2016-09-14 |
Family
ID=52527053
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410524226.1A Active CN104359770B (en) | 2014-10-08 | 2014-10-08 | Rock structural face direct shear apparatus plane shear head corollary apparatus and direct shear test method for circular configuration interview sample |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104359770B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104749049B (en) * | 2015-04-21 | 2017-11-17 | 武汉理工大学 | A kind of rock mass discontinuity shearing test method and device |
| CN106959229B (en) * | 2017-03-06 | 2023-07-21 | 浙江科技学院 | Irregular raw rock structural surface sample manufacturing die meeting indoor direct shear test requirements |
| CN106932283B (en) * | 2017-04-25 | 2018-06-05 | 中国地质大学（武汉） | A kind of research structure interviews the anisotropic direct shear apparatus fixing device of sample and its method |
| CN107576561A (en) * | 2017-10-24 | 2018-01-12 | 中水北方勘测设计研究有限责任公司 | Shearing force box for the experiment of rock direct shear strength |
| CN108072574B (en) * | 2017-12-11 | 2024-01-16 | 中国科学院地质与地球物理研究所 | Shear box for testing shear anisotropy of rock mass structural surface |
| CN107976359B (en) * | 2017-12-15 | 2024-04-12 | 浙江科技学院 | Multi-size structural surface shearing box based on standard unit limiting block assembly |
| CN110487617A (en) * | 2019-09-10 | 2019-11-22 | 中国科学院武汉岩土力学研究所 | The auxiliary fabricated device and its application method of structural fece sample in indoor shearing test |
| CN113865968B (en) * | 2021-01-25 | 2024-07-16 | 绍兴文理学院 | Full-angle fixing device for rock mass structural surface shearing experiment and using method thereof |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101509868B (en) * | 2009-02-18 | 2011-05-25 | 西北农林科技大学 | Interface shearing strength test method for adhesive bonding sample of sealant and substrate |
| CN201569604U (en) * | 2009-09-24 | 2010-09-01 | 昆明理工大学 | Auxiliary device for variable angle shear test of cylindrical rock sample |
| CN101706398A (en) * | 2009-12-01 | 2010-05-12 | 杜时贵 | Multi-dimensional transformation system of direct-shear test instrument of large-sized rock mass structure faces |
| CN102419284B (en) * | 2011-12-12 | 2014-04-02 | 四川大学 | Assembled variable-dimension sample box suite |
| CN102435510B (en) * | 2011-12-12 | 2013-06-12 | 四川大学 | Assembled variable dimension direct shearing compression apparatus |
| CN202793887U (en) * | 2012-09-13 | 2013-03-13 | 安徽理工大学 | Fixture for polishing end face of short cylinder rock test piece |
| CN203758854U (en) * | 2014-03-23 | 2014-08-06 | 西安科技大学 | Assembled anti-shearing fatigue tester |
| CN104062189B (en) * | 2014-04-14 | 2016-05-25 | 绍兴文理学院 | Structural face shear strength dimensional effect testing machine |
| CN204255749U (en) * | 2014-10-08 | 2015-04-08 | 绍兴文理学院 | For the rock structural face direct shear apparatus plane shear head corollary apparatus of circular configuration interview sample |
-
2014
- 2014-10-08 CN CN201410524226.1A patent/CN104359770B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN104359770A (en) | 2015-02-18 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104359770B (en) | Rock structural face direct shear apparatus plane shear head corollary apparatus and direct shear test method for circular configuration interview sample | |
| CN103983494A (en) | Test device of model for manufacturing rock masses containing interlayers and test method thereof | |
| CN204007593U (en) | A kind of settlement observer | |
| CN112747972A (en) | In-situ layered water body collecting device and collecting method thereof | |
| CN104316300B (en) | Soil tank test bench | |
| CN204556382U (en) | A kind of sea ice fail in bending test fixture | |
| CN104198312B (en) | A kind of frock for measuring clip-tough | |
| CN204255749U (en) | For the rock structural face direct shear apparatus plane shear head corollary apparatus of circular configuration interview sample | |
| CN207515728U (en) | A kind of lower two water is put down apart from device for accurately measuring | |
| CN205684775U (en) | A kind of foundry goods punching positioner | |
| CN107796551B (en) | Indoor experiment platform of local wall stress relief method instrument and measurement method thereof | |
| CN203271739U (en) | Support for electric coal drill | |
| CN210051526U (en) | Anti-dazzle board anti-wind load testing machine | |
| CN207528137U (en) | Bearing ring with profiling side head seals groove detection apparatus | |
| CN205749052U (en) | A kind of ring type sample preparation device cutting experiment for ring | |
| CN107121272B (en) | Multistation climbers testing machine | |
| CN206670845U (en) | Rotor idling torque detection device | |
| CN206583692U (en) | A kind of Portable reinforcing steel bar tensile strength detection means | |
| CN202794042U (en) | Device for quickly and preliminarily judging soil type through panoramic annulus photographic method | |
| CN104165576A (en) | Deep deformation monitoring device with appearance deformation measuring function | |
| CN105606510A (en) | Contrast test detection method for seepage performance of rock with filled and connected fissures | |
| CN207623097U (en) | Vibratory compaction molding instrument | |
| CN209277215U (en) | A kind of rotary digging drilling hole bored concrete pile anchored pile-testing method detection device | |
| CN205919812U (en) | Water stone roller device is measured in flattening | |
| CN204461570U (en) | Standard length reinforcing bar weighing scale device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information |
Inventor after: Du Shigui Inventor after: Luo Zhanyou Inventor after: Huang Man Inventor after: Lv Yuanjun Inventor after: Zhang Xiaoying Inventor after: Yong Rui Inventor before: Luo Zhanyou Inventor before: Du Shigui Inventor before: Huang Man Inventor before: Lv Yuanjun Inventor before: Zhang Xiaoying Inventor before: Yong Rui |
|
| COR | Change of bibliographic data | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20150218 Assignee: Zhejiang mountain and Sichuan Geological Environment Consulting Co., Ltd. Assignor: Shaoxing University Contract record no.: 2018330000010 Denomination of invention: Supporting device of plane shearing head of rock structural surface direct shear device for circular structural surface samples and direct shear test method Granted publication date: 20160914 License type: Common License Record date: 20180211 Application publication date: 20150218 Assignee: Beijing mining and metallurgy science and Technology Group Co., Ltd. Assignor: Shaoxing University Contract record no.: 2018330000013 Denomination of invention: Supporting device of plane shearing head of rock structural surface direct shear device for circular structural surface samples and direct shear test method Granted publication date: 20160914 License type: Common License Record date: 20180211 Application publication date: 20150218 Assignee: Sinosteel Maanshan Institute of Mining Research Co., Ltd. Assignor: Shaoxing University Contract record no.: 2018330000011 Denomination of invention: Supporting device of plane shearing head of rock structural surface direct shear device for circular structural surface samples and direct shear test method Granted publication date: 20160914 License type: Common License Record date: 20180211 Application publication date: 20150218 Assignee: China Nonferrous Metals Industry Kunming survey design and Research Institute Co Ltd Assignor: Shaoxing University Contract record no.: 2018330000012 Denomination of invention: Supporting device of plane shearing head of rock structural surface direct shear device for circular structural surface samples and direct shear test method Granted publication date: 20160914 License type: Common License Record date: 20180211 |