CN108548727A - A kind of portable multi-function compression test of rock instrument for in-situ test - Google Patents
A kind of portable multi-function compression test of rock instrument for in-situ test Download PDFInfo
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- CN108548727A CN108548727A CN201810585519.9A CN201810585519A CN108548727A CN 108548727 A CN108548727 A CN 108548727A CN 201810585519 A CN201810585519 A CN 201810585519A CN 108548727 A CN108548727 A CN 108548727A
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- 238000012360 testing method Methods 0.000 title claims abstract description 53
- 239000011435 rock Substances 0.000 title claims abstract description 48
- 238000012669 compression test Methods 0.000 title claims abstract description 22
- 238000011065 in-situ storage Methods 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 30
- 239000010959 steel Substances 0.000 claims abstract description 30
- 238000002474 experimental method Methods 0.000 claims abstract description 15
- 238000010276 construction Methods 0.000 claims abstract description 10
- 238000006243 chemical reaction Methods 0.000 claims abstract description 8
- 238000009434 installation Methods 0.000 claims abstract description 4
- 239000003921 oil Substances 0.000 claims description 35
- 239000002828 fuel tank Substances 0.000 claims description 16
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 15
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 6
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000008676 import Effects 0.000 claims description 3
- 239000010720 hydraulic oil Substances 0.000 claims description 2
- 239000004973 liquid crystal related substance Substances 0.000 claims description 2
- 230000005540 biological transmission Effects 0.000 description 7
- 238000005259 measurement Methods 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/025—Geometry of the test
- G01N2203/0256—Triaxial, i.e. the forces being applied along three normal axes of the specimen
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
A kind of portable multi-function compression test of rock instrument for in-situ test, hydraulic jack is mounted on the top of support construction, pressure warehouse is located at the lower part of braced frame as absolute construction, by connecting conversion head connection between the output end and pressure actuation axis of hydraulic jack, pressure actuation axis is passed through with the cylinder for being inserted into hole, it is mounted on the top plate of pressure warehouse with the cylinder for being inserted into hole, the cylinder on the pressure actuation the tip of the axis setting steel of pressure warehouse, the bottom of pressure warehouse is equipped with cylinder under steel, it is test station between cylinder under cylinder and steel on steel, installation axle pressure sensor on cylinder under steel, the top plate of pressure warehouse is equipped with hydraulic tube, hydraulic tube is connected to chamber in Pressure chamber room, confining pressure sensor is disposed at hydraulic tube.The present invention is simply portable, easy to use, multiple functional, can carry out axial pressure to experiment test specimen and realize that confining pressure is pressurizeed.
Description
Technical field
The present invention relates to that can realize the device for adding confining pressure and axial pressure to rock sample with engineering site in the wild, especially
It is a kind of portable multi-function compression test of rock instrument can be used for in-situ test.
Background technology
The uniaxial compressive strength and triaxial shear strength of rock are to the Engineering classification of rock mass and obtain rock strength parameter and have
Important role, and the cohesive force of rock and the parameter of internal friction angle can be obtained by serial triaxial test data processing,
This supporting of mine and large-scale rock mass engineering project and encloses large-scale rock mass engineering project, especially Rock Slope Stability Analysis
Rock stability analysis has important reference role.
Current rock triaxial shear strength tests the test specimen that can only be carried out indoors using large-scale instrument, and be tested
Difficult processing is cumbersome, keeps experimentation cost high and troublesome in poeration, and it is required to obtain to carry out quick in-situ test
Rock engineering parameter be current engineering present situation.And the dimensional effect of our research and utilization rocks, small specimen core is utilized
Portable tester carries out uniaxial and triaxial test to core, not only can be cost-effective, but also can obtain live rock rapidly
Intensity reference value.This plays an important role to project planning.
Classical triaxial compression test is completed from Italian Feng Kamen in 1911 so far, and triaxial test is still can only
The experiment of large-scale instrument is carried out indoors, and big Kubo city Jie of Tokyo Univ Japan in 2002 has developed miniaturization visually
The pressure warehouse of triaxial compression test can be carried out, but the experiment needs the digital control type in 500kN to try to take to carry out on testing machine.
Invention content
In order to overcome the shortcomings of that existing rock triaxial shear strength experiment can only indoors be carried out using large-scale instrument, this hair
Bright to provide a kind of portable multi-function compression test of rock instrument, which can be to the column rock of diameter 2-3cm height 4-6cm
Core carries out uniaxial compression test and triaxial shear strength test.Test specimen is obtained in testing ground using miniaturization sampling instrument
It takes, and field test is carried out by portable multi-function compression test of rock instrument.And it can be recorded using cell phone software
The uniaxial compressive strength of rock, the cohesive strength of rock and the reference value of internal friction angle are analyzed, and utilizes the dimensional effect of rock
Analyze the engineering reference value of rock and rock mass.
The technical solution adopted by the present invention to solve the technical problems is：
A kind of portable multi-function compression test of rock instrument for in-situ test, the tester include experiment host,
The experiment host includes braced frame, hydraulic jack, pressure warehouse, pressure actuation axis, the cylinder with insertion hole and company
Conversion head is connect, the hydraulic jack is mounted on the top of the support construction, and the pressure warehouse is located at as absolute construction
The lower part of the braced frame, by connecting conversion head connection between the output end and pressure actuation axis of the hydraulic jack,
The pressure actuation axis passes through the cylinder in band insertion hole, the band to be inserted into the top plate of the cylinder mounted on pressure warehouse in hole
On, it is located at cylinder on the pressure actuation the tip of the axis setting steel of the pressure warehouse, the bottom of the pressure warehouse is equipped with steel
The lower cylinder of system, is test station between cylinder under cylinder and the steel on the steel, installation axle on cylinder under the steel
The top plate of pressure sensor, the pressure warehouse is equipped with hydraulic tube, and the hydraulic tube is connected to chamber in Pressure chamber room, the hydraulic pressure
Confining pressure sensor is disposed at pipe.
Further, the pressure warehouse includes pressure warehouse pedestal, acrylic glass cylinder and Pressure chamber ceiling plate, by steel
Pedestal processed is connect with pressure warehouse pedestal with coupling bar, and cylinder is located on the steel pedestal under the steel, the propylene glass
Glass bottom of cylinder is fixedly connected with pressure warehouse pedestal, and the top of the acrylic glass cylinder is fixed with Pressure chamber ceiling plate to be connected
It connects.
The confining pressure sensor is connect with external oil pressure gauge, and the axis pressure sensor is connect with liquid crystal display apparatus.
The tester further includes control pressurer system, the control pressurer system include manual hydraulic oil pump, accumulator,
Overflow valve, switching valve, shut-off valve and check valve, the fuel tank connect overflow valve, and the fuel tank is connect with Unidirectional manual compression pump,
The import of the Unidirectional manual compression pump and two position three way directional control valve connects, the first outlet of the two position three way directional control valve and thousand
The oil pressure mouth connection on jin top, the second outlet of the jack are connect with the oil pressure mouth of pressure warehouse, the oil of the pressure warehouse
Pressure mouth is connect with check valve, shut-off valve and accumulator successively simultaneously, and the oil return opening of the jack connects fuel tank, the Pressure chamber
The oil return opening of room connects fuel tank by shut-off valve.
The support construction includes that lower base, upper plate and four column loads load pillar, the pressure warehouse are placed on
On the groove of the lower base, the lower end of the column is fixed on lower base, and upper end and the upper plate of the column pass through lock
Tight nut connection, the hydraulic jack are fixed on the upper plate.
The support construction further includes intermediate transverse slat, is fixedly connected in the middle part of the intermediate transverse slat and the column, described
The top plate of pressure warehouse is fixed on the intermediate transverse slat.
The present invention technical concept be：Portable multi-function compression test of rock instrument uses the pressure warehouse of miniaturization, and
Stable confined pressure steady value is provided for pressure warehouse using external pressure circuit, and confined pressure steady is kept during axis pressure applies
Property.And measurement parameter is recorded using electronic system, it is not required to record, locally produces parameter associated picture.Being there is provided for field test can
The test instrument leaned on.
The placement of the destructive process and test specimen that experiment test specimen can be observed using visual pressure warehouse, miniaturization
Pressure warehouse be can with the basis of field test, and can be provided for small-sized warehouse stable confining pressure and keep Pressure chamber pressure be
Important technological innovation.The breakdown strength value that test specimen is measured using axis pressure sensor measures pressure using confining pressure sensor
The confining pressure value of warehouse simultaneously stops pressurization after confining pressure capable of being made to reach designated value, and sets the pressurize value of accumulator, keeps the steady of confining pressure
It is fixed.Fuel tank composition of the external hydraulic system by overflow valve, switching valve, check valve, shut-off valve and with oil pressure pump, system
Default value carries out system control by sensor information to set the switch of valve using PLC.
Beneficial effects of the present invention are mainly manifested in：This tester has simple portable, and easy to use, multiple functional is excellent
Point.This experimental provision can carry out axial pressure to experiment test specimen and realize the function of confining pressure pressurization.It is primarily implemented in engineering
The two big function of triaxial shear strength of the uniaxial compressive strength of in-site detecting core and core with structural plane.
Description of the drawings
Fig. 1 is the front view of the portable multi-function compression test of rock instrument for in-situ test.
Fig. 2 is the vertical view of the portable multi-function compression test of rock instrument for in-situ test.
Fig. 3 is the complex chart of the portable multi-function compression test of rock instrument for in-situ test.
Fig. 4 is the portable multi-function compression test of rock instrument for in-situ test by external oil hydraulic system figure.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings.
Referring to Fig.1~Fig. 4, a kind of portable multi-function compression test of rock instrument for in-situ test, including experiment master
Machine, control pressurer system and sensing measurement system, the experiment host include lower base (1), column (2), upper plate (3) and
Pressure warehouse is placed on lower base groove (4) by locking nut (20), increases stability, pressure warehouse is by pressure warehouse
Pedestal (5) acrylic glass cylinder (6) and Pressure chamber ceiling plate (7) composition.Steel pedestal (8) and pressure warehouse pedestal (5) are used
Coupling bar (9) connects, and finished core is put into pressure warehouse by when experiment, is placed on lower part steel cylinder (10),
Installation axle pressure sensor (11) on lower part steel cylinder (10) measures axial compressive force.Using transmission shaft (12) by hydraulic jack
The axis pressure that top (13) applies is transmitted to core test specimen, and under conditions of only applying axis pressure, rock sample failing load can reflect rock
The uniaxial compressive strength of stone.Transmission shaft is inserted into hole cylinder (14) by band and is connect with pressure warehouse, and using in Pressure chamber ceiling
The hydraulic tube (15) of plate (7) applies confining pressure to oil pressure pressure warehouse, under conditions of given confining pressure, measures the rock containing structural plane
Axis pressure when core test specimen destroys and confining pressure, and dispose confining pressure sensor (16) at oil pressure pipe and be shown in external oil pressure gauge (17)
On.The internal friction angle and cohesive strength of rock are obtained after a series of experiments.
In hydraulic jack (13) with transmission shaft (12) junction by connecting conversion head (19) connection.
Intermediate transverse slat (21) is while fixation pressure warehouse and can to pass through biography at the trial to allow axis pressure load to stablize
Stability between moving axis.
Hydraulic jack oil pressure mouth (18) connect with Unidirectional manual compression pump (22) with the hydraulic tube (15) of pressure warehouse and carries
For axis pressure and confining pressure.Control pressurer system include fuel tank (23), Unidirectional manual compression pump (22), two position three way directional control valve (24),
Overflow valve (25), check valve (26), shut-off valve (27) and accumulator (28), the fuel tank connect overflow valve, the fuel tank and list
It is connected to hand-operating pressure pump, the import connection of the Unidirectional manual compression pump and two position three way directional control valve, the two-position three way changes
The oil pressure mouth of first outlet and jack to valve connects, and the second outlet of the jack connects with the oil pressure mouth of pressure warehouse
It connects, the oil pressure mouth of the pressure warehouse is connect with check valve, shut-off valve and accumulator successively simultaneously, the oil return opening of the jack
Fuel tank is connected, the oil return opening of the pressure warehouse connects fuel tank by shut-off valve.Control pressurer system provides oil sources by fuel tank, oil
Case (23) is directly connected with Unidirectional manual compression pump (22), first pressure warehouse is given to provide confining pressure, so that rock block is stood and justifies in steel
On column (10), recycles two position three way directional control valve (24) that oil pressure pump is made to provide axis pressure for jack work, utilize in the process
Accumulator (28) ensures that pressure warehouse oil pressure is stablized.Realize confining pressure and the axis pressure load of triaxial test.
Axis pressure sensor (11) is connect with steel cylinder (10), is to test the axis that test specimen is subject to press the accurate transmission to display
Device.
Confining pressure sensor (16) is connected with oil pressure warehouse top plate (7), feedback confining pressure value that can be promptly and accurately to oil pressure gauge
(17)。
Countryside portable multifunctional rock compressing tester is by experiment host, control pressurer system and sensing measurement system three
Most of composition.In external environment out of office, we obtain diameter 2-3cm height 4-6cm bases first with the sampling instrument of miniaturization
This meets ratio of height to diameter 2:1 target test specimen.After scabble polishing post-processing to the core of acquisition, with transparent heat-shrink tube by test specimen
It is fixed on steel cylinder (10), is then integrally put into pressure warehouse by base under braced frame, and be placed in underlay
On seat groove, prepare before completing experiment.If the uniaxial compressive strength value of rock is measured, using in oil pressure pump (22) pumping fuel tank
Clean oil so that jack is applied axial compressive force to test specimen, pressure is applied to by transmission shaft on steel cylinder, until core is broken
Bad, axis pressure sensor (11) records the uniaxial compressive strength value of rock by display.If measuring has the sillar of structural plane to try
When part, the same mode for obtaining test specimen after core is fixed on steel cylinder (10), will fill oil in Pressure chamber room
Afterwards, confining pressure is applied to test specimen using oil pressure pump (22), reaches mesh using confining pressure sensor (16) and confining pressure oil pressure gauge (17) confining pressure
After scale value, reversal valve (24) is rotated, axis pressure is applied to test specimen using oil pressure pump (22) and jack (13), while utilizing accumulator
Ensure Pressure chamber chamber pressure force value stabilization, until test specimen destroys, pressure value is transmitted display and records rock over the display by sensor
Confining pressure value when destruction and axial compressive force value.When continuing lower battery of tests, using connection conversion head (19), first by pressure warehouse
It is disconnected with accumulator and carries out confining pressure off-load, then the screw thread on rotation connection conversion head (19) will be made into itself and top jack (13)
Stroke pressure head be detached from, will connection conversion head (19) and the whole pushing of transmission shaft (12), it is then that pressure warehouse is recessed from lower base
It is proposed in slot (4), then connection is converted into head (19), transmission shaft (12), test specimen and transparent heat-shrink tube and the lower part steel destroyed
Cylinder (10) integrally extracts, and repeats above step and carries out lower battery of tests.
Claims (6)
1. a kind of portable multi-function compression test of rock instrument for in-situ test, which is characterized in that the tester includes
Host is tested, the experiment host includes support construction, hydraulic jack, pressure warehouse, pressure actuation axis, the circle with insertion hole
Cylinder and connection conversion head, the hydraulic jack are mounted on the top of the support construction, and the pressure warehouse is as independent
Structure is located at the lower part of the braced frame, is converted between the output end and pressure actuation axis of the hydraulic jack by connecting
Head connection, the pressure actuation axis pass through the cylinder in band insertion hole, the cylinder that the band is inserted into hole to be mounted on pressure warehouse
Top plate on, be located at the pressure warehouse pressure actuation the tip of the axis setting steel on cylinder, the bottom of the pressure warehouse
It is test station between cylinder under cylinder and the steel equipped with cylinder under steel, on the steel, under the steel on cylinder
The top plate of installation axle pressure sensor, the pressure warehouse is equipped with hydraulic tube, and the hydraulic tube is connected to chamber in Pressure chamber room, institute
State placement confining pressure sensor at hydraulic tube.
2. being used for the portable multi-function compression test of rock instrument of in-situ test as described in claim 1, which is characterized in that institute
It includes pressure warehouse pedestal, acrylic glass cylinder and Pressure chamber ceiling plate to state pressure warehouse, by steel pedestal and pressure warehouse bottom
Seat is connected with coupling bar, and cylinder is located on the steel pedestal under the steel, the acrylic glass bottom of cylinder and Pressure chamber
Room pedestal is fixedly connected, and the top of the acrylic glass cylinder is fixedly connected with Pressure chamber ceiling plate.
3. being used for the portable multi-function compression test of rock instrument of in-situ test as claimed in claim 1 or 2, feature exists
In the confining pressure sensor is connect with external oil pressure gauge, and the axis pressure sensor is connect with liquid crystal display apparatus.
4. being used for the portable multi-function compression test of rock instrument of in-situ test as claimed in claim 1 or 2, feature exists
In the tester further includes control pressurer system, and the control pressurer system includes manual hydraulic oil pump, accumulator, overflow
Valve, switching valve, shut-off valve and check valve, the fuel tank connect overflow valve, and the fuel tank is connect with Unidirectional manual compression pump, described
The import of Unidirectional manual compression pump and two position three way directional control valve connects, the first outlet and jack of the two position three way directional control valve
The connection of oil pressure mouth, the second outlet of the jack connect with the oil pressure mouth of pressure warehouse, the oil pressure mouth of the pressure warehouse
It is connect successively with check valve, shut-off valve and accumulator simultaneously, the oil return opening of the jack connects fuel tank, the pressure warehouse
Oil return opening connects fuel tank by shut-off valve.
5. being used for the portable multi-function compression test of rock instrument of in-situ test as claimed in claim 1 or 2, feature exists
In, the support construction include lower base, upper plate and four column loads load pillar, the pressure warehouse be placed on it is described under
On the groove of backing plate, the lower end of the column is fixed on lower bolster, and upper end and the upper plate of the column pass through locking nut
Connection, the hydraulic jack are fixed on the upper plate.
6. being used for the portable multi-function compression test of rock instrument of in-situ test as claimed in claim 5, which is characterized in that institute
It further includes intermediate transverse slat to state support construction, is fixedly connected in the middle part of the intermediate transverse slat and the column, the pressure warehouse
Top plate is fixed on the intermediate transverse slat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810585519.9A CN108548727A (en) | 2018-06-08 | 2018-06-08 | A kind of portable multi-function compression test of rock instrument for in-situ test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810585519.9A CN108548727A (en) | 2018-06-08 | 2018-06-08 | A kind of portable multi-function compression test of rock instrument for in-situ test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108548727A true CN108548727A (en) | 2018-09-18 |
Family
ID=63492411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810585519.9A Pending CN108548727A (en) | 2018-06-08 | 2018-06-08 | A kind of portable multi-function compression test of rock instrument for in-situ test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108548727A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113358473A (en) * | 2021-06-21 | 2021-09-07 | 重庆交通大学 | Special testing device for rock fracture toughness convenient for direct field work |
| CN113607465A (en) * | 2021-07-23 | 2021-11-05 | 北京科技大学 | Method for rapidly detecting strength of filling body of stope on site |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102435480A (en) * | 2011-09-27 | 2012-05-02 | 三峡大学 | Triaxial test device and test method for simulating wet and dry circulation of rock in fluctuation zone of reservoir |
| CN203785966U (en) * | 2014-04-14 | 2014-08-20 | 北方燕盛工程技术有限公司 | Portable rock triaxial compression tester |
| CN208350526U (en) * | 2018-06-08 | 2019-01-08 | 绍兴文理学院 | A kind of portable multi-function compression test of rock instrument for in-situ test |
-
2018
- 2018-06-08 CN CN201810585519.9A patent/CN108548727A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102435480A (en) * | 2011-09-27 | 2012-05-02 | 三峡大学 | Triaxial test device and test method for simulating wet and dry circulation of rock in fluctuation zone of reservoir |
| CN203785966U (en) * | 2014-04-14 | 2014-08-20 | 北方燕盛工程技术有限公司 | Portable rock triaxial compression tester |
| CN208350526U (en) * | 2018-06-08 | 2019-01-08 | 绍兴文理学院 | A kind of portable multi-function compression test of rock instrument for in-situ test |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113358473A (en) * | 2021-06-21 | 2021-09-07 | 重庆交通大学 | Special testing device for rock fracture toughness convenient for direct field work |
| CN113358473B (en) * | 2021-06-21 | 2023-10-27 | 重庆交通大学 | Special test device of rock fracture toughness convenient to direct field work |
| CN113607465A (en) * | 2021-07-23 | 2021-11-05 | 北京科技大学 | Method for rapidly detecting strength of filling body of stope on site |
| CN113607465B (en) * | 2021-07-23 | 2023-04-28 | 北京科技大学 | On-site rapid detection method for strength of stope filling body |
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