CN208334092U - A kind of deep rock mass creep impact test apparatus of analog shock vibration - Google Patents
A kind of deep rock mass creep impact test apparatus of analog shock vibration Download PDFInfo
- Publication number
- CN208334092U CN208334092U CN201820682591.9U CN201820682591U CN208334092U CN 208334092 U CN208334092 U CN 208334092U CN 201820682591 U CN201820682591 U CN 201820682591U CN 208334092 U CN208334092 U CN 208334092U
- Authority
- CN
- China
- Prior art keywords
- pressure
- impact
- slideway
- rock mass
- test apparatus
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model relates to a kind of deep rock mass creep impact test apparatus of analog shock vibration, frame body is fixedly mounted on pedestal；Upper piston and lower piston are installed in hydraulic cylinder；Hydraulic oil is filled between upper piston and lower piston；The lower end of pressure rod is fixedly installed with pressure plate；Pressure sensor is installed in screw hole；The lower end of draw-wire displacement sensor vertically passes through lifting rope and is connected with the annulus on testing stand surface；The upper end outlet of air tank is touched with the bottom connection of Pressure-bearing pads after testing stand by impact slideway and is connected；Display is provided on control cabinet；Impact slideway lower side is equipped with solenoid valve, and that impacts slideway is internally provided with impact bar；Pressure sensor, air compressor machine and solenoid valve are wired on control cabinet.The utility model provides a kind of deep rock mass creep impact test apparatus of analog shock vibration structurally reasonable, installation is easy to operate, simulation impact strength is adjustable, the test period is short.
Description
Technical field
The utility model relates to technical field of test equipment, and in particular to a kind of deep rock mass of analog shock vibration is compacted
Become impact test apparatus.
Background technique
Increasingly depleted with China's superficial part coal resources, exploitation of coal resources is gradually shifted to deep, according to statistics, cut-off
The mine that China's mining depth in 2017 reaches 1000m is more than 50, the gradually normalization of deep exploitation of coal resources.Deep highland
Under stress and strong exploitation disturbed conditions, Mechanical property generates large change compared with superficial part, shows strong creep properties, causes
Rheology large deformation destruction easily occurs for roadway surrounding rock.Therefore, carry out deep rock mass creep impact test research, probe into deep rock mass and exist
Creep rupture characteristic under shock vibration effect has important meaning for improving deep laneway surrounding rock stability control effect
Justice.
Creep impact test apparatus provides important skill for the research that shock vibration acts on lower deep rock mass creep properties
Art approach.In the prior art: " creep impact simple loading unit " disclose it is a kind of based on lever principle creep impact plus
It carries and sets, can be used to carry out creep of rock impact test.But by lever-loading principle it is found that when using lever-loading, with
The increase of sample deformation, lever-loading point move down the phenomenon that will lead to load offset, and then cause test result generate it is larger
Error, and above-mentioned utility model patent applies shock loading by the way of drop impact, it is difficult to the intensity (frequency of impact loading
Rate and amplitude etc.) it is accurately controlled.
Utility model content
A kind of structurally reasonable, installation that the utility model aim is for overcome the deficiencies in the prior art and provides operates letter
Just, the deep rock mass creep impact test apparatus for the analog shock vibration that simulation impact strength is adjustable, the test period is short.
In order to achieve the above objectives, the utility model adopts the following technical solution.
A kind of deep rock mass creep impact test apparatus of analog shock vibration of the utility model, including pedestal, frame
Body, hydraulic cylinder, upper piston, lower piston, push rod, pressure rod, hydraulic oil, pressure plate, test specimen, screw hole, pressure sensor, drawstring
Formula displacement sensor, annulus, lifting rope, testing stand, Pressure-bearing pads, impact slideway, air tank, high-pressure air pipe, air compressor machine, control
Cabinet, display, solenoid valve and impact bar, the frame body are fixedly mounted on pedestal；The middle part of the frame body is embedded to be equipped with liquid
Compressing cylinder；Upper piston and lower piston are installed in the hydraulic cylinder；Push rod is connected at the top of the upper piston；The lower work
The bottom of plug is connected with pressure rod；Hydraulic oil is filled between the upper piston and lower piston；The lower end of the pressure rod is fixed
Pressure plate is installed；Testing stand is provided in the susceptor surface below the pressure plate；It is provided in the middle part of the testing stand
Pressure-bearing pads；Test specimen is provided between the Pressure-bearing pads and pressure plate；It is opened up on the side wall of the close lower part of the pressure rod
There is screw hole；Pressure sensor is installed in the screw hole；It is fixed in the frame body lower surface close to the hydraulic cylinder side
Draw-wire displacement sensor is installed；The lower end of the draw-wire displacement sensor vertically passes through lifting rope and the test
The annulus on platform surface is connected；The upper end outlet of the air tank by impact slideway pass through the testing stand after with Pressure-bearing pads
Bottom connection touch connection；The side of the air tank is connected with air compressor machine by high-pressure air pipe；At the bottom of the frame body side
Control cabinet is also equipped on seat；Display is provided on the control cabinet；The impact slideway lower side is equipped with solenoid valve,
The impact slideway is internally provided with impact bar；The pressure sensor, air compressor machine and solenoid valve are wired to
On the control cabinet.
Shock wave receiver, the impact are also equipped in the pressure plate as a further improvement of the utility model,
Wave receiver is mutually electrically connected by conducting wire with the control cabinet.
The Pressure-bearing pads are process as a further improvement of the utility model, for high rigidity special steel material, and
The upper and lower surfaces of the pressure-bearing cushion block are carved with circles mark and cross mark.
Angle is between impact slideway and the bottom surface of the Pressure-bearing pads as a further improvement of the utility model,
90 degree.
The impact slideway is cylindrical bore as a further improvement of the utility model, and the impact slideway
Inner wall does polishing treatment and coating butter lubrication.
The impact bar is cylindrical high-strength special type steel pole body as a further improvement of the utility model, and described
The diameter of impact bar is slightly less than the internal diameter of the impact slideway.
Due to the application of the above technical scheme, the effective effect of the utility model bring:
(1) push rod of the technical program not acts directly on load on test specimen, but passes through hydraulic loading device, benefit
The hydraulic oil in upper piston compressing hydrocylinder first is pushed with push rod, hydraulic oil pushes the pressurized bar of lower piston to be applied to examination again
On part, setting can reduce excessive to test specimen moment extruding force when pressurization to a certain extent and generate interference to test in this way,
Improve the accuracy of test；
(2) the technical program is uniformly applied on test specimen by stable pressure, and with the shock vibration device being arranged
The shock loading collective effect of generation realizes the coupled static-dynamic loadingi to test specimen, is research deep rock mass in impact loading
Under creep properties provide technological approaches；
(3) the shock vibration system of the technical program being composed using impact slideway, impact bar, solenoid valve and air tank
System is embedded in the experiment porch of test specimen decentralization, on the one hand can simulate the true bottom plate impact loading in underground, another party
After face impact bar completes one-shot, it can automatically reset under gravity, the impact set in advance by controller
Time interval completely automatic can be repeatedly performed repeat impact, allow the rock mass long-term creep attack time in unmanned value
It is completed in the case where keeping, simplifies the cumbersome process of creep impact test, so that test operation is more convenient；
(4) the technical program also passes through setting pressure sensor and shock wave transducer, may be implemented to during test
The pressure size that presses and the data of the shock wave of generation carry out real-time collecting, and with test controllability, strong, test parameters is received
Collect accurately and conveniently advantageous effects；
(5) the technical program is also provided with draw-wire displacement sensor between testing stand and the lower surface of frame body, has
It may be implemented to observe and collect in real time test specimen to be compressed the amount of moving down, avoid the low and cumbersome Advantageous effect of efficiency of manual measurement
Fruit；
(6) also by the way that circle and cross mark is arranged in Pressure-bearing pads upper and lower surface, have may be implemented the technical program
The observation of visual pattern may accurately be impacted because of impact position drift condition caused by vibration convenient for finding and being adjusted in time
Position, the advantageous effects for improving test accurate reliability.
Detailed description of the invention
Technical solutions of the utility model are described further with reference to the accompanying drawing.
Attached drawing 1 is the overall structure diagram of the utility model.
Attached drawing 2 is the Pressure-bearing pads surface texture schematic diagram of the utility model.
In figure: 1. pedestals；2. frame body；3. hydraulic cylinder；4. upper piston；5. lower piston；6. push rod；7. pressure rod；8. liquid
Pressure oil；9. pressure plate；10. test specimen；11. screw hole；12. pressure sensor；13. draw-wire displacement sensor；14. annulus；15. hanging
Rope；16. testing stand；17. Pressure-bearing pads；18. impacting slideway；19. air tank；20. high-pressure air pipe；21. air compressor machine；22. control
Cabinet processed；23. display；24. solenoid valve；25. impact bar；26. shock wave receiver；27. circles mark；28. cross mark.
Specific embodiment
With reference to the accompanying drawing and specific embodiment is described in further detail the utility model.
As shown in Figure 1, 2, the deep rock mass creep impact test apparatus of a kind of analog shock vibration of the utility model,
Including pedestal 1, frame body 2, hydraulic cylinder 3, upper piston 4, lower piston 5, push rod 6, pressure rod 7, hydraulic oil 8, pressure plate 9, test specimen
10, screw hole 11, pressure sensor 12, draw-wire displacement sensor 13, annulus 14, lifting rope 15, testing stand 16, Pressure-bearing pads 17,
Slideway 18, air tank 19, high-pressure air pipe 20, air compressor machine 21, control cabinet 22, display 23, solenoid valve 24 and impact bar 25 are impacted,
The frame body 2 is fixedly mounted on pedestal 1；The middle part of the frame body 2 is embedded to be equipped with hydraulic cylinder 3；The hydraulic cylinder 3
Upper piston 4 and lower piston 5 are inside installed；The top of the upper piston 4 is connected with push rod 6；The bottom of the lower piston 5 is connected with
Pressure rod 7；Hydraulic oil 8 is filled between the upper piston 4 and lower piston 5；The lower end of the pressure rod 7, which is fixedly installed with, applies
Pressing plate 9；Testing stand 16 is provided on 1 surface of pedestal below the pressure plate 9；The middle part of the testing stand 16, which is provided with, holds
Pressure pad plate 17；Test specimen 10 is provided between the Pressure-bearing pads 17 and pressure plate 9；The side wall of the close lower part of the pressure rod 7
On offer screw hole 11；Pressure sensor 12 is installed in the screw hole 11.
Draw-wire displacement sensor 13 is fixedly installed in 2 lower surface of the frame body close to 3 side of hydraulic cylinder；
The lower end of the draw-wire displacement sensor 13 vertically passes through 14 phase of annulus of lifting rope 15 with 16 surface of testing stand
Connection.
The upper end outlet of the air tank 19 by impact slideway 18 pass through the testing stand 16 after with Pressure-bearing pads 17
Bottom connection touching connection；The side of the air tank 19 is connected with air compressor machine 21 by high-pressure air pipe 20；In 2 side of frame body
Pedestal 1 on be also equipped with control cabinet 22；Display 23 is provided on the control cabinet 22；18 lower side of impact slideway
Solenoid valve 24 is installed, the impact slideway 18 is internally provided with impact bar 25；The pressure sensor 12,21 and of air compressor machine
Solenoid valve 24 is wired on the control cabinet 22.
Be also equipped with shock wave receiver 26 in the pressure plate 9, the shock wave receiver 26 by conducting wire with it is described
22 phase of control cabinet is electrically connected.
The Pressure-bearing pads 17 are that high rigidity special steel material is process, and the upper and lower surfaces of the pressure-bearing cushion block are equal
It is carved with circles mark 27 and cross mark 28.
Angle is 90 degree between impact slideway 18 and the bottom surface of the Pressure-bearing pads 17.
The impact slideway 18 is cylindrical bore, and the inner wall of the impact slideway 18 does polishing treatment and coating butter
Lubrication.
The impact bar 25 is cylindrical high-strength special type steel pole body as a further improvement of the utility model, and institute
The diameter for stating impact bar 25 is slightly less than the internal diameter of the impact slideway 18.
The above is only the specific application examples of the utility model, do not constitute any limit to the protection scope of the utility model
System；Any technical scheme formed by adopting equivalent transformation or equivalent replacement, all fall within the utility model rights protection scope it
It is interior.
Claims (6)
1. a kind of deep rock mass creep impact test apparatus of analog shock vibration, it is characterised in that: including pedestal (1), frame
Body (2), hydraulic cylinder (3), upper piston (4), lower piston (5), push rod (6), pressure rod (7), hydraulic oil (8), pressure plate (9),
Test specimen (10), screw hole (11), pressure sensor (12), draw-wire displacement sensor (13), annulus (14), lifting rope (15), test
Platform (16), Pressure-bearing pads (17), impact slideway (18), air tank (19), high-pressure air pipe (20), air compressor machine (21), control cabinet
(22), display (23), solenoid valve (24) and impact bar (25), the frame body (2) are fixedly mounted on pedestal (1)；The frame
The middle part of body (2) is embedded to be equipped with hydraulic cylinder (3)；Upper piston (4) and lower piston (5) are installed in the hydraulic cylinder (3)；
Push rod (6) are connected at the top of the upper piston (4)；The bottom of the lower piston (5) is connected with pressure rod (7)；The upper work
Hydraulic oil (8) are filled between plug (4) and lower piston (5)；The lower end of the pressure rod (7) is fixedly installed with pressure plate (9)；?
Testing stand (16) are provided on pedestal (1) surface below the pressure plate (9)；It is provided with and holds in the middle part of the testing stand (16)
Pressure pad plate (17)；Test specimen (10) are provided between the Pressure-bearing pads (17) and pressure plate (9)；The pressure rod (7) it is close
Screw hole (11) are offered on the side wall of lower part；Pressure sensor (12) are installed in the screw hole (11)；Close to described hydraulic
The frame body (2) lower surface of oil cylinder (3) side is fixedly installed with draw-wire displacement sensor (13)；The dragline type displacement passes
The lower end of sensor (13) vertically passes through lifting rope (15) and is connected with the annulus (14) on the testing stand (16) surface；It is described
The upper end outlet of air tank (19) passes through the testing stand (16) bottom with Pressure-bearing pads (17) afterwards by impact slideway (18)
Be in contact connection；The side of the air tank (19) is connected with air compressor machine (21) by high-pressure air pipe (20)；In the frame body (2)
Control cabinet (22) are also equipped on the pedestal (1) of side；Display (23) are provided on the control cabinet (22)；The impact is slided
Road (18) lower side is equipped with solenoid valve (24), and impact slideway (18) is internally provided with impact bar (25)；The pressure
Force snesor (12), air compressor machine (21) and solenoid valve (24) are wired on the control cabinet (22).
2. a kind of deep rock mass creep impact test apparatus of analog shock vibration according to claim 1, feature
It is: is also equipped with shock wave receiver (26) on the pressure plate (9), the shock wave receiver (26) passes through conducting wire and institute
Control cabinet (22) is stated mutually to be electrically connected.
3. a kind of deep rock mass creep impact test apparatus of analog shock vibration according to claim 1, feature
Be: the Pressure-bearing pads (17) are that high rigidity special steel material is process, and the upper and lower surfaces of the pressure-bearing cushion block are carved
There are circles mark (27) and cross mark (28).
4. a kind of deep rock mass creep impact test apparatus of analog shock vibration according to claim 1, feature
Be: angle is 90 degree between impact slideway (18) and the bottom surface of the Pressure-bearing pads (17).
5. a kind of deep rock mass creep impact test apparatus of analog shock vibration according to claim 1, feature
Be: the impact slideway (18) is cylindrical bore, and the inner wall of impact slideway (18) does polishing treatment and smears Huang
Oil lubrication.
6. a kind of deep rock mass creep impact test apparatus of analog shock vibration according to claim 1, feature
Be: the impact bar (25) is cylindrical high-strength special type steel pole body, and the diameter of the impact bar (25) be slightly less than it is described
Impact the internal diameter of slideway (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820682591.9U CN208334092U (en) | 2018-05-03 | 2018-05-03 | A kind of deep rock mass creep impact test apparatus of analog shock vibration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820682591.9U CN208334092U (en) | 2018-05-03 | 2018-05-03 | A kind of deep rock mass creep impact test apparatus of analog shock vibration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208334092U true CN208334092U (en) | 2019-01-04 |
Family
ID=64776425
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820682591.9U Expired - Fee Related CN208334092U (en) | 2018-05-03 | 2018-05-03 | A kind of deep rock mass creep impact test apparatus of analog shock vibration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208334092U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108732043A (en) * | 2018-05-03 | 2018-11-02 | 山东科技大学 | A kind of deep rock mass creep impact test apparatus for simulating shock vibration |
| CN110082234A (en) * | 2019-04-24 | 2019-08-02 | 莱州市蔚仪试验器械制造有限公司 | A kind of Rockwell apparatus just test force load is anti-to cross punching method |
| CN110907290A (en) * | 2019-12-06 | 2020-03-24 | 中国科学院武汉岩土力学研究所 | Single-direction uniform force applying device under action of eccentric load and shear testing machine |
| CN111811943A (en) * | 2020-06-08 | 2020-10-23 | 山东科技大学 | Pressure maintaining device and experimental method in rock creep impact and microcrack scanning experiment |
| CN114046979A (en) * | 2021-11-16 | 2022-02-15 | 珠海格力电器股份有限公司 | Compressor rotor track testing device and method and compressor system |
-
2018
- 2018-05-03 CN CN201820682591.9U patent/CN208334092U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108732043A (en) * | 2018-05-03 | 2018-11-02 | 山东科技大学 | A kind of deep rock mass creep impact test apparatus for simulating shock vibration |
| CN108732043B (en) * | 2018-05-03 | 2024-01-30 | 山东科技大学 | Deep rock mass creep impact test device capable of simulating impact disturbance |
| CN110082234A (en) * | 2019-04-24 | 2019-08-02 | 莱州市蔚仪试验器械制造有限公司 | A kind of Rockwell apparatus just test force load is anti-to cross punching method |
| CN110082234B (en) * | 2019-04-24 | 2021-07-20 | 莱州市蔚仪试验器械制造有限公司 | Initial test force loading anti-overshoot method for Rockwell hardness tester |
| CN110907290A (en) * | 2019-12-06 | 2020-03-24 | 中国科学院武汉岩土力学研究所 | Single-direction uniform force applying device under action of eccentric load and shear testing machine |
| CN111811943A (en) * | 2020-06-08 | 2020-10-23 | 山东科技大学 | Pressure maintaining device and experimental method in rock creep impact and microcrack scanning experiment |
| CN111811943B (en) * | 2020-06-08 | 2021-03-30 | 山东科技大学 | Pressure maintaining device and experimental method in rock creep impact and microcrack scanning experiment |
| CN114046979A (en) * | 2021-11-16 | 2022-02-15 | 珠海格力电器股份有限公司 | Compressor rotor track testing device and method and compressor system |
| CN114046979B (en) * | 2021-11-16 | 2022-11-18 | 珠海格力电器股份有限公司 | Compressor rotor track testing device and method and compressor system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208334092U (en) | A kind of deep rock mass creep impact test apparatus of analog shock vibration | |
| CN108732043A (en) | A kind of deep rock mass creep impact test apparatus for simulating shock vibration | |
| CN109630084B (en) | Pulsating load temporary plugging fracturing simulation device and method | |
| CN205826479U (en) | Visualization seepage flow test device for the test of rock fracture seepage simulation | |
| CN106525686B (en) | A kind of customization pulsed rock fracture in dynamic indentation imitative experimental appliance and its experimental method | |
| CN105510153A (en) | Large-scale soil interface shear test model and test method | |
| CN102778387A (en) | Testing device and testing method for rock cracked through coupling of dynamic static load and water pressure | |
| CN104458529A (en) | Multifunctional indoor rain water infiltration simulating experiment device for unsaturated soil | |
| CN102704459B (en) | Test device of indoor model for reinforcing soft soil foundation by dynamic compaction | |
| CN102373919B (en) | Experimental apparatus for evaluating coalbed methane cave well completion | |
| CN103674739B (en) | A kind of experimental provision of mud shale embrittlement character and experiment analytical method thereof | |
| CN105910913A (en) | Test system and method for coal and gas outburst induced by impact load under coal sample of raw coal | |
| CN108896415B (en) | Rock mass creep impact test method | |
| CN105699202B (en) | A kind of hydraulic device measuring Mechanics Parameters of Rock Mass | |
| CN105890946A (en) | Preparation method for cohesive soil layer for simulating static pile sinking process | |
| CN106680085A (en) | System and method for testing aging characteristics of bolt system on basis of creep testing machine | |
| CN107807057B (en) | Experimental device suitable for coal rock mass axial vibration loading | |
| CN204903300U (en) | Testing arrangement is cuted in drilling of soil body normal position | |
| CN110672394A (en) | Sample preparation device and method suitable for different cohesive soils | |
| CN202693419U (en) | Multi-load coupling rock breaking device | |
| CN109696324A (en) | The confining pressure experimental provision in situ of Rock And Soil in a kind of drilling of ground | |
| CN205280456U (en) | Soil sample compaction test makes instrument on coarse soil furface layer | |
| CN105738215A (en) | Novel method for testing geostress jointly by acoustic emission and differential strain | |
| CN105134197B (en) | Reservoir pressure change induces the analogue experiment installation and its experimental method of interlayer slip | |
| CN106018753B (en) | Grouting filling flyash slurry compression experiment system and method is isolated in overlying strata |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190104 Termination date: 20200503 |