CN109374369A - A kind of device and method for realizing the rock joint charges difference degree of consolidation - Google Patents
A kind of device and method for realizing the rock joint charges difference degree of consolidation Download PDFInfo
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- CN109374369A CN109374369A CN201811006082.5A CN201811006082A CN109374369A CN 109374369 A CN109374369 A CN 109374369A CN 201811006082 A CN201811006082 A CN 201811006082A CN 109374369 A CN109374369 A CN 109374369A
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- top board
- hydraulic system
- rock joint
- control device
- normal force
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
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- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The invention discloses a kind of devices for realizing the rock joint charges difference degree of consolidation, including top plate and bottom plate, it is connected between the top plate and bottom plate by support rod, the top of the top plate is equipped with hydraulic system, the hydraulic system connects top board, the top board is in the lower section of top plate, the lower section of the top board is opposite to be equipped with a lower platen, the lower platen connecting bottom board, and the lower platen is above bottom plate, the rock joint test specimen is placed on lower platen, the top board passes through the load and unloading for moving up and down and realizing to rock joint test specimen normal force, the top board move up and down and the load of normal force and unloading by hydraulic system driving, the hydraulic system connects control device, and it is controlled by control device.The filling rock joint of certain size can be realized different overconsolidation degree by changing load/unload normal force by the present invention, the influence convenient for research charges overconsolidation degree to different size rock joint shear mechanical properties.
Description
Technical field
The invention belongs to rock mechanics and engineering technical fields, and in particular to a kind of realization rock joint charges difference is solid
The device and method of knot degree.
Background technique
Rock joint in nature often contains charges, such as clay, sand and highly weathered rock particle.Filling
The low-intensity and large deformation characteristic of object can change the mechanical property at joint, and then influence the mechanical property of rock mass.By geological structure,
Human dried bloodstains etc. influence, and the occurrence status of charges and original state are usually different in rock joint, as clay is normal
In overconsolidation state.
Currently, there are many reports for the shearing Experimental Study On Mechanical Properties research of filling rock joint.But it is filled about overconsolidation
The preparation method of object applies normal stress (greater than the method during direct shear test also in the stage of fumbling, frequently with staight scissors equipment
To stress) and 30 minutes or 60 minutes are maintained to realize overconsolidation state.In this way, test spent time greatly increases.
Summary of the invention
In view of this, can quickly prepare the rock of charges containing overconsolidation the embodiment provides a kind of easy
The device of the realization rock joint charges difference degree of consolidation at joint.
The embodiment of the present invention provides a kind of device for realizing the rock joint charges difference degree of consolidation, including top plate and bottom
Plate is connected between the top plate and bottom plate by support rod, and the top of the top plate is equipped with hydraulic system, and the hydraulic system connects
Pressing plate is connected, the top board is in the lower section of top plate, and the lower section of the top board is opposite to be equipped with a lower platen, and the lower platen connects
Bottom plate is connect, and the lower platen, above bottom plate, the rock joint test specimen is placed on lower platen, the top board passes through upper
The lower mobile load and unloading realized to rock joint test specimen normal force, moving up and down for the top board and adding for normal force
It carries and unloads and driven by hydraulic system, the hydraulic system connects control device, and is controlled by control device.
Further, the quantity of the support rod is four, and the upper end of four support rods is respectively and fixedly connected to the side on the inside of top plate
At angle, the lower end of four support rods is respectively and fixedly connected to the edge on the inside of bottom plate, and the top plate and bottom plate and support rod surround in one
Portion space, the centre of the top board and the internally positioned space of lower platen.
Further, the hydraulic system by a upper connecting rod connect top board, the upper connecting rod pass through top plate, and on
End connection hydraulic system, lower end connect top board, and the bottom plate connects lower platen by a lower connecting rod, under the lower connecting rod
Connecting bottom board is held, upper end connects lower platen, in the upper connecting rod, top plate, top board, lower platen, lower connecting rod and bottom plate
The heart is on same vertical line.
Further, the control device includes top board rack and rinion adjustment and instrument control device, the top board coarse adjustment dress
It sets and hydraulic system is independently controlled with instrument control device, the top board rack and rinion adjustment is driven by hydraulic system and pressed
Plate is moved downward to rock joint test specimen and starts loading position, or is moved upward to top board and restores initial position;The instrument
Control device drives top board to move down and loads normal force to rock joint test specimen by hydraulic system, or moves up unloading
Normal force.
Further, the instrument control device includes parameter setting module, display screen and parameter set button, the parameter
Setup module connects display screen and parameter set button, and the parameter of setting is inputted parameter setting module by parameter set button, if
Fixed parameter is shown on a display screen.
A method of realizing the rock joint charges difference degree of consolidation, comprising the following steps:
(1) power on, start control device and hydraulic system;
(2) rock joint test specimen is placed on lower platen, is controlled by the top board rack and rinion adjustment in control device hydraulic
System makes hydraulic system driving top board be moved downward to rock joint test specimen and starts loading position;
(3) normal force and load speed to rock joint test specimen are set by parameter set button to parameter setting module
Rate is precisely controlled hydraulic system by the instrument control device in control device, moves down hydraulic system driving top board
Load the normal force of normal force to setting;
(4) normal force and unloading speed to rock joint test specimen are set by parameter set button to parameter setting module
Rate is precisely controlled hydraulic system by the instrument control device in control device, moves up hydraulic system driving top board
The normal force of normal force to setting is unloaded, and is kept for a period of time;
(5) load terminates, and controls hydraulic system by top board rack and rinion adjustment, hydraulic system is made to drive top board to moving up
It moves to top board and restores initial position, take out rock joint test specimen;
(6) repeat the above steps (2)-(5), can repeatedly be tested.
Compared with prior art, the invention has the following advantages: the filling rock joint of certain size can be led to
It crosses change load/unload normal force and realizes different overconsolidation degree, equipment operation is simple, convenient for research charges overconsolidation degree pair
The influence of different size rock joint shear mechanical properties;In addition, can pressurize various sizes of examination by replacing with lower platen
Part, it is applied widely.
Detailed description of the invention
Fig. 1 is an a kind of schematic diagram of the device for realizing the rock joint charges difference degree of consolidation of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is further described.
Referring to FIG. 1, the embodiment provides a kind of device for realizing the rock joint charges difference degree of consolidation,
Including top plate 1, bottom plate 2, support rod 3, hydraulic system 4, top board 5, upper connecting rod 6, lower platen 7, lower connecting rod 8 and control dress
Set 9.
It is connected between top plate 1 and bottom plate 2 by support rod 3, top plate 1 and bottom plate 2 are the compatible rectangle of size, support
The quantity of bar 3 is four, and the upper end of four support rods 3 is respectively and fixedly connected to the edge of the inside of top plate 1, under four support rods 3
End is respectively and fixedly connected to the edge of 2 inside of bottom plate, and the top plate 1, bottom plate 2 and support rod 3 surround an inner space, the upper pressure
The centre of plate 5 and the internally positioned space of lower platen 7.
The top of top plate 1 is equipped with hydraulic system 4, and the hydraulic system 4 connects top board 5, and the top board 5 is in top plate 1
Lower section, it is preferable that hydraulic system 4 by a upper connecting rod 6 connect top board 5, the upper connecting rod 6 pass through top plate 1, and on
End connection hydraulic system 4, lower end connect top board 5, and hydraulic system 4 drives upper connecting rod 6 to move up and down, upper connecting rod 6 and upper
Pressing plate 5 moves together, and then top board 5 is driven to move up and down, when original state, outside the internally positioned space of upper connecting rod 6
Height is greater than top board 5 and is moved to the distance that rock joint test specimen starts loading position.
The lower section of top board 5 is opposite to be equipped with a lower platen 7, and the size of top board 5 and lower platen 7 is adapted, and and rock
The size of joint test specimen is adapted, 7 connecting bottom board 2 of lower platen, and side, bottom plate 2 pass through the lower platen 7 on a base plate 2
One lower connecting rod 8 connects lower platen 7, the 8 lower end connecting bottom board 2 of lower connecting rod, and upper end connects lower platen 7.
Upper connecting rod 6, top plate 1, top board 5, lower platen 7, lower connecting rod 8 and bottom plate 2 center on same vertical line.
Rock joint test specimen is placed on lower platen 5, and the top board 5 is by moving up and down realization to rock joint test specimen
The load and unloading of normal force, the top board 5 move up and down and the load of normal force and unloading are driven by hydraulic system 4
Dynamic, the hydraulic system 4 connects control device 9, and is controlled by the control device 9.
Control device 9 includes top board rack and rinion adjustment 91 and instrument control device 92,91 He of top board rack and rinion adjustment
Instrument control device 92 independently controls hydraulic system 4.
Top board rack and rinion adjustment 91 is moved downward to rock joint test specimen by the driving top board 5 of hydraulic system 4 and starts to add
Position is carried, or is moved upward to top board 5 and restores initial position.
Instrument control device 92 drives top board 5 to move down and loads normal direction to rock joint test specimen by hydraulic system 4
Power, or move up unloading normal force.
Preferably, instrument control device 92 includes parameter setting module (not shown), display screen 921 and parameter setting
Button 922, parameter setting module is in the inside of instrument control device 92, the parameter setting module connection display screen 921 and ginseng
The parameter of setting is inputted parameter setting module by number setting button 922, parameter set button 922, and the parameter of setting is shown in aobvious
In display screen 921.
A method of realizing the rock joint charges difference degree of consolidation, comprising the following steps:
(1) power on, start control device 9 and hydraulic system 4;
(2) rock joint test specimen is placed on lower platen 5, is controlled by the top board rack and rinion adjustment 91 in control device 9
Hydraulic system 4 makes hydraulic system 4 that top board 5 be driven to be moved downward to rock joint test specimen and starts loading position;
(3) normal force and load to rock joint test specimen are set by parameter set button 922 to parameter setting module
Rate is precisely controlled hydraulic system 4 by the instrument control device 92 in control device 9, and hydraulic system 4 is made to drive top board 5
Move down the normal force σ of load normal force to settingn0;
(4) normal force and unloading to rock joint test specimen are set by parameter set button 922 to parameter setting module
Rate is precisely controlled hydraulic system 4 by the instrument control device 92 in control device 9, and hydraulic system 4 is made to drive top board 5
Move up the normal force σ of unloading normal force to settingn1, and kept for a period of time;
(5) load terminates, and controls hydraulic system 4 by top board rack and rinion adjustment 91, hydraulic system 4 is made to drive top board 5
It is moved upward to top board 5 and restores initial position, take out rock joint test specimen;
(6) repeat the above steps (2)-(5), can repeatedly be tested.
The filling rock joint of certain size can be realized different surpass by changing load/unload normal force by the present invention
The degree of consolidation, equipment operation is simple, convenient for research charges overconsolidation degree to the shadow of different size rock joint shear mechanical properties
It rings;In addition, can pressurize various sizes of test specimen, applied widely by replacing with lower platen.
Herein, the nouns of locality such as related front, rear, top, and bottom are to be located in figure with components in attached drawing and zero
Part mutual position defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the noun of locality
Use should not limit the claimed range of the application.
In the absence of conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (6)
1. a kind of device for realizing the rock joint charges difference degree of consolidation, which is characterized in that including top plate and bottom plate, the top
It being connected between plate and bottom plate by support rod, the top of the top plate is equipped with hydraulic system, and the hydraulic system connects top board,
The top board is in the lower section of top plate, and the lower section of the top board is opposite to be equipped with a lower platen, the lower platen connecting bottom board, and
The lower platen is above bottom plate, and the rock joint test specimen is placed on lower platen, and the top board is by moving up and down reality
Now to the load and unloading of rock joint test specimen normal force, the top board move up and down and the load and unloading of normal force
It is driven by hydraulic system, the hydraulic system connects control device, and is controlled by control device.
2. the device according to claim 1 for realizing the rock joint charges difference degree of consolidation, which is characterized in that the branch
The quantity of strut is four, and the upper end of four support rods is respectively and fixedly connected to the edge on the inside of top plate, the lower end of four support rods
The edge being respectively and fixedly connected on the inside of bottom plate, the top plate and bottom plate and support rod surround an inner space, and the top board is under
The centre in the internally positioned space of pressing plate.
3. the device according to claim 1 for realizing the rock joint charges difference degree of consolidation, which is characterized in that the liquid
Pressure system connects top board by a upper connecting rod, and the upper connecting rod passes through top plate, and upper end connects hydraulic system, and lower end connects
Pressing plate is connected, the bottom plate connects lower platen, lower connecting rod lower end connecting bottom board, under the connection of upper end by a lower connecting rod
Pressing plate, the upper connecting rod, top plate, top board, lower platen, lower connecting rod and bottom plate center on same vertical line.
4. the device according to claim 1 for realizing the rock joint charges difference degree of consolidation, which is characterized in that the control
Device processed includes top board rack and rinion adjustment and instrument control device, and the top board rack and rinion adjustment and instrument control device are to hydraulic
System is independently controlled, and the top board rack and rinion adjustment drives top board to be moved downward to rock joint and tries by hydraulic system
Part starts loading position, or is moved upward to top board and restores initial position;The instrument control device is driven by hydraulic system
Dynamic top board, which is moved down, loads normal force to rock joint test specimen, or moves up unloading normal force.
5. the device according to claim 4 for realizing the rock joint charges difference degree of consolidation, which is characterized in that the instrument
Device control device includes parameter setting module, display screen and parameter set button, the parameter setting module connection display screen and
The parameter of setting is inputted parameter setting module by parameter set button, parameter set button, and the parameter of setting is shown in display screen
On.
6. a kind of method for realizing the rock joint charges difference degree of consolidation such as claim 1-5 described device, which is characterized in that
The following steps are included:
(1) power on, start control device and hydraulic system;
(2) rock joint test specimen is placed on lower platen, hydraulic system is controlled by the top board rack and rinion adjustment in control device,
So that hydraulic system driving top board is moved downward to rock joint test specimen and starts loading position;
(3) normal force and loading speed to rock joint test specimen are arranged to parameter setting module by parameter set button, led to
The instrument control device crossed in control device is precisely controlled hydraulic system, and hydraulic system driving top board is made to move down Loading Method
To the normal force of power extremely setting;
(4) normal force and rate of debarkation to rock joint test specimen are arranged to parameter setting module by parameter set button, led to
The instrument control device crossed in control device is precisely controlled hydraulic system, and hydraulic system driving top board is made to move up unloading method
To the normal force of power extremely setting, and kept for a period of time;
(5) load terminates, and controls hydraulic system by top board rack and rinion adjustment, is moved upward to hydraulic system driving top board
Top board restores initial position, takes out rock joint test specimen;
(6) repeat the above steps (2)-(5), can repeatedly be tested.
Priority Applications (1)
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CN201811006082.5A CN109374369A (en) | 2018-08-30 | 2018-08-30 | A kind of device and method for realizing the rock joint charges difference degree of consolidation |
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CN201811006082.5A CN109374369A (en) | 2018-08-30 | 2018-08-30 | A kind of device and method for realizing the rock joint charges difference degree of consolidation |
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CN201811006082.5A Pending CN109374369A (en) | 2018-08-30 | 2018-08-30 | A kind of device and method for realizing the rock joint charges difference degree of consolidation |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111665105A (en) * | 2019-03-05 | 2020-09-15 | 肖维民 | Testing device and method for realizing accurate control of filling degree of rock-like rough joint test piece |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111665105A (en) * | 2019-03-05 | 2020-09-15 | 肖维民 | Testing device and method for realizing accurate control of filling degree of rock-like rough joint test piece |
CN111665105B (en) * | 2019-03-05 | 2023-10-31 | 肖维民 | Test device and method for realizing accurate control of filling degree of rock-like rough joint test piece |
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Application publication date: 20190222 |