CN206583691U - A kind of cylinder component for rock true triaxial test - Google Patents
A kind of cylinder component for rock true triaxial test Download PDFInfo
- Publication number
- CN206583691U CN206583691U CN201720255683.4U CN201720255683U CN206583691U CN 206583691 U CN206583691 U CN 206583691U CN 201720255683 U CN201720255683 U CN 201720255683U CN 206583691 U CN206583691 U CN 206583691U
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- sensor
- piston rod
- oil cylinder
- connecting plate
- component
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Abstract
The utility model discloses a kind of cylinder component for rock true triaxial test, cylinder component includes the oil cylinder body of one end open and installed in the intrinsic piston of oil cylinder, piston includes piston rod, and the openend of oil cylinder body is provided with end cap, the through hole that end cap passes through provided with receiving piston rod；Piston rod outboard end connects one end of sensor, and sensor connecting plate is provided between sensor and piston rod outboard end, and alignment pin is provided between sensor connecting plate and piston rod outboard end；The other end connected ball pressure pad component of sensor, provided with direct selling between ball pressure pad component and sensor；The utility model adds ball pressure pad component between load cylinder and sample, and available for preventing sample injustice, or installation from there is error, bulb can be finely adjusted, to ensure that straight line is loaded, it is ensured that loading is accurate；Ensure that oil cylinder, not by unbalance loading, protects oil cylinder simultaneously.
Description
Technical field
The utility model belongs to rock triaxial test apparatus field, particularly a kind of oil cylinder for rock true triaxial test
Component.
Background technology
Under natural endowment, the earth's crust and engineering rock mass are deformed and destroyed under complicated combined stress state.
Rock mass is a kind of complicated geologic body, in complicated 3-D stree field, and rock mass damage is often as answering for its preservation
Caused by power state changes.Normal triaxial rock mechanics experiment is typically all to apply certain confined pressure, Ran Houbao to rock
Holding confined pressure constant (i.e. σ 2=σ 3) increase maximum principal stress σ 1 destroys rock, and this test method can only study axial symmetry
Stress state, be not suitable for intermediate principal stress to rock mass strength and deformation influence.True triaxial test can solve conventional three
The evolution problem for the complicated stress environment that shaft experiment can not reflect, by principal stress σ 1, σ 2, σ 3 independent change can embody
The actual load-bearing situation of rock mass.
Utility model content
Technical problem to be solved in the utility model is to overcome the shortcoming of prior art true for rock there is provided one kind
The cylinder component of triaxial test, the utility model adds ball pressure pad component and sensor between load cylinder and sample, can use
In preventing sample injustice, or installation from there is error, bulb can be finely adjusted, to ensure that straight line is loaded, it is ensured that loading is accurate；
Ensure that oil cylinder, not by unbalance loading, protects oil cylinder simultaneously.
In order to solve the above technical problems, the utility model provides a kind of cylinder component for rock true triaxial test,
Cylinder component includes the oil cylinder body of one end open and installed in the intrinsic piston of oil cylinder, and piston includes piston rod, oil cylinder
The openend of body is provided with end cap, the through hole that end cap passes through provided with receiving piston rod, piston outer ring edge and oil cylinder sheet
Provided with guidance tape and Glais ring between the inwall of body, the junction of oil cylinder body and end cap is provided with O-ring, and end cap and piston rod connect
Place is met provided with this spy's envelope and dust ring；
Piston rod outboard end connects one end of sensor, connects between sensor and piston rod outboard end provided with sensor
Fishplate bar, is provided with alignment pin between sensor connecting plate and piston rod outboard end；The other end connected ball pressure pad component of sensor,
Provided with direct selling between ball pressure pad component and sensor；
Ball pressure pad component includes the connecting plate and round clamp being oppositely arranged, and connecting plate is provided with pin-and-hole and mounting hole（508）,
Between connecting plate and round clamp by least three fastening bolt install fix, fastening bolt be provided with compression spring, connecting plate and
Bulb is installed, the curved surface of bulb is provided with bulb back-up ring between round clamp.
The technical scheme that the utility model is further limited is：
Foregoing dust ring is the exoskeletal dust ring of J-shaped.
Foregoing piston rod is connected by screw with sensor connecting plate.
Sensor as aforementioned connecting plate is connected by screw with sensor.
Sensor as aforementioned is column type sensor.
The beneficial effects of the utility model are：
The cylinder component of the utility model design, which is arranged in rock true triaxial test equipment, to be used to load sample,
This product adds sensor and ball pressure pad component at it between sample, and sensor connects the piston rod of oil cylinder, sensor and examination
Ball pressure pad component is set between sample, and sensor is used for the loading force for measuring oil cylinder, while being fed back, the bulb of ball pressure pad component
It can slightly be rolled according to stressing conditions, play a part of fine setting, it is to avoid the injustice that sample is placed, or be installed in the presence of mistake
Difference, to ensure that straight line is loaded, while ensureing that oil cylinder, not by unbalance loading, protects oil cylinder；Improve oil cylinder loading accuracy while, can pair plus
Carry data to be fed back, managed and stored, be easy to analysis optimization.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the structural representation of ball pressure pad component；
Wherein, 1- oil cylinders body, 2- pistons, 3- end caps, 4- sensor connecting plates, 5- ball pressure pad components, 6- guidance tapes, 7-
Glais ring, 8- Si spy's envelopes, 9-O type circles, 10- dust rings, 11- sensors, 12- is sold directly to households, 501- connecting plates, 502- round clamps,
503- bulb back-up rings, 504- bulbs, 505- fastening bolts, 506- compression springs, 507- pin-and-holes, 508- mounting holes.
Embodiment
Embodiment 1
The present embodiment provides a kind of cylinder component for rock true triaxial test, and structure is as shown in figure 1, cylinder component bag
The oil cylinder body 1 of one end open and the piston 2 in oil cylinder body 1 are included, piston 2 includes piston rod, oil cylinder body 1
Openend is provided with end cap 3, the through hole that end cap 3 passes through provided with receiving piston rod, the outer ring edge of piston 2 and oil cylinder body 1
Inwall between be provided with guidance tape 6 and Glais ring 7, the junction of oil cylinder body 1 and end cap 3 is provided with O-ring 9, end cap 3 and piston
Bar junction is provided with this spy's envelope 8 and dust ring 10；Piston rod outboard end connects one end of sensor 11, sensor 11 and piston
Sensor connecting plate 4 is provided between bar outboard end, alignment pin is provided between sensor connecting plate 4 and piston rod outboard end；
The other end connected ball pressure pad component 5 of sensor 11, provided with direct selling 12 between ball pressure pad component 5 and sensor 11；Such as Fig. 2 institutes
Show, ball pressure pad component 5 includes the connecting plate 501 and round clamp 502 being oppositely arranged, and connecting plate 501 is provided with pin-and-hole 507 and installs
Hole 508, is installed by least three fastening bolt 505 between connecting plate 501 and round clamp 502 and fixed, set in fastening bolt 505
There is compression spring 506, bulb 504 is installed between connecting plate 501 and round clamp 502, the curved surface of bulb 504 is kept off provided with bulb
Circle 503.
Foregoing dust ring 10 is the exoskeletal dust ring of J-shaped.Foregoing piston rod is connected by screw with sensor connecting plate 4.
Sensor as aforementioned connecting plate 4 is connected by screw with sensor 11.Sensor as aforementioned 11 is column type sensor.
The cylinder component of the present embodiment design, which is arranged in rock true triaxial test equipment, to be used to load sample, this
Product adds sensor and ball pressure pad component at it between sample, and sensor connects the piston rod of oil cylinder, sensor and sample
Between ball pressure pad component is set, sensor is used to measure the loading force of oil cylinder, while being fed back, the bulb of ball pressure pad component can
Slightly rolled according to stressing conditions, play a part of fine setting, it is to avoid the injustice that sample is placed, or installation have error,
To ensure that straight line is loaded, while ensureing that oil cylinder, not by unbalance loading, protects oil cylinder；, can be to loading while improving oil cylinder loading accuracy
Data are fed back, managed and stored, and are easy to analysis optimization.
Above example is only explanation technological thought of the present utility model, it is impossible to limit protection model of the present utility model with this
Enclose, it is every according to the utility model proposes technological thought, any change done on the basis of technical scheme each falls within this reality
Within the scope of novel protected.
Claims (5)
1. a kind of cylinder component for rock true triaxial test, the cylinder component includes the oil cylinder body of one end open（1）
And installed in oil cylinder body（1）Interior piston（2）, the piston（2）Including piston rod, the oil cylinder body（1）Opening
End is provided with end cap（3）, the end cap（3）The through hole passed through provided with receiving piston rod, it is characterised in that the piston（2）
Outer ring edge and oil cylinder body（1）Inwall between be provided with guidance tape（6）And Glais ring（7）, the oil cylinder body（1）And end
Lid（3）Junction be provided with O-ring（9）, the end cap（3）With piston rod junction provided with this spy's envelope（8）And dust ring（10）；
The piston rod outboard end connects sensor（11）One end, the sensor（11）Between piston rod outboard end
Provided with sensor connecting plate（4）, the sensor connecting plate（4）Alignment pin is provided between piston rod outboard end；It is described to pass
Sensor（11）Other end connected ball pressure pad component（5）, the ball pressure pad component（5）With sensor（11）Between provided with sell directly to households
（12）；
The ball pressure pad component（5）Including the connecting plate being oppositely arranged（501）And round clamp（502）, the connecting plate（501）On
Provided with pin-and-hole（507）And mounting hole（508）, the connecting plate（501）And round clamp（502）Between spiral shell is fastened by least three
Bolt（505）Install and fix, the fastening bolt（505）It is provided with compression spring（506）, the connecting plate（501）And round clamp
（502）Between bulb is installed（504）, the bulb（504）Curved surface be provided with bulb back-up ring（503）.
2. the cylinder component according to claim 1 for rock true triaxial test, it is characterised in that the dust ring
（10）For the exoskeletal dust ring of J-shaped.
3. the cylinder component according to claim 1 for rock true triaxial test, it is characterised in that the piston rod with
Sensor connecting plate（4）It is connected by screw.
4. the cylinder component according to claim 1 for rock true triaxial test, it is characterised in that the sensor connects
Fishplate bar（4）With sensor（11）It is connected by screw.
5. the cylinder component for rock true triaxial test according to claim 1 or 4, it is characterised in that the sensing
Device（11）For column type sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720255683.4U CN206583691U (en) | 2017-03-16 | 2017-03-16 | A kind of cylinder component for rock true triaxial test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720255683.4U CN206583691U (en) | 2017-03-16 | 2017-03-16 | A kind of cylinder component for rock true triaxial test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206583691U true CN206583691U (en) | 2017-10-24 |
Family
ID=60114511
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720255683.4U Active CN206583691U (en) | 2017-03-16 | 2017-03-16 | A kind of cylinder component for rock true triaxial test |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206583691U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110671385A (en) * | 2019-09-05 | 2020-01-10 | 南京理工大学 | Special dynamic and static combined hydraulic cylinder for rock-soil mechanical test equipment |
| CN112414854A (en) * | 2020-10-27 | 2021-02-26 | 哈尔滨工程大学 | Curved plate withstand voltage test loading mechanism |
-
2017
- 2017-03-16 CN CN201720255683.4U patent/CN206583691U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110671385A (en) * | 2019-09-05 | 2020-01-10 | 南京理工大学 | Special dynamic and static combined hydraulic cylinder for rock-soil mechanical test equipment |
| CN112414854A (en) * | 2020-10-27 | 2021-02-26 | 哈尔滨工程大学 | Curved plate withstand voltage test loading mechanism |
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