CN108896468A - A kind of rock sample seepage detector - Google Patents
A kind of rock sample seepage detector Download PDFInfo
- Publication number
- CN108896468A CN108896468A CN201811119857.XA CN201811119857A CN108896468A CN 108896468 A CN108896468 A CN 108896468A CN 201811119857 A CN201811119857 A CN 201811119857A CN 108896468 A CN108896468 A CN 108896468A
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- sealing plate
- plate
- seepage
- monitor station
- sealing
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- 239000011435 rock Substances 0.000 title claims abstract description 35
- 238000007789 sealing Methods 0.000 claims abstract description 160
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000012546 transfer Methods 0.000 claims description 6
- 238000011084 recovery Methods 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000007246 mechanism Effects 0.000 description 10
- 238000012360 testing method Methods 0.000 description 9
- 238000010586 diagram Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 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 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/082—Investigating permeability by forcing a fluid through a sample
Abstract
The present invention relates to a kind of rock sample seepage detector, including chassis, monitor station, the first sealing plate and the second sealing plate are fixed on monitor station；It further include loading device, loading device includes third sealing plate and the 4th sealing plate；Also support frame, support frame is located at the outside of monitor station, support frame is equipped with drive seat, top plate is fixed in drive seat by the way that it is adjusted with respect to the first attachment device of monitor station height, third sealing plate and the 4th sealing plate are fixed on top plate by the second attachment device, when top plate is in extreme lower position, closed sample accommodating chamber is collectively formed in monitor station, the first sealing plate, the second sealing plate, third sealing plate, the 4th sealing plate and top plate；The side of third sealing plate and the 4th sealing plate towards sample accommodating chamber is fixed with load elastic sack body, and load elastic sack body is connected with pressurization seepage apparatus.It realizes and links for the device of Vertical loading and horizontal addload, the overall structure of equipment can be simplified, structure is simple, manufacturing cost is low.
Description
Technical field
The present invention relates to geotechnical engineering measuring instrument field more particularly to a kind of rock sample seepage detectors.
Background technique
In recent years, with the heavy constructions such as utilize of energy extraction, nuclear waste disposal, hydraulic engineering and the underground space
A large amount of to build, rock Seepage problems are increasingly paid close attention to, in geotechnical engineerings such as mining, water conservancy and hydropower, tunnel, slope reinforcements
In, fracture seepage has an important influence the stability of rock mass engineering project.One side rock cranny leads to underground engineering water damage
The presence of one of the major reasons, another aspect crack has been greatly reduced rock mass strength.It is well known that because the compressibility of water
Very little is easy transmitting pressure, can change the stress state in rock mass containing the Fluid pressure in water voids.But the deformation of rock mass
Property and the deformation property of fluid have apparent difference, so the change of stress field caused by Fluid pressure, and flowing
The consecutive variations of fluid stress caused by groundwater dynamic property all play very important shadow to the deformation behavior of geologic body
It rings.Therefore, the failure mechanism and strength characteristics for studying crack rock will stablize Hydroelectric Engineering Geology subject and rock mass engineering project
Subject has highly important theory significance and practical engineering application value.For rock material, failure by shear is that it is main
Damage -form, therefore the research of lithosome shear-seepage coupling failure mechanism has great significance to solving the above problems.
Application No. is 201511024868.6 patents of invention to disclose a kind of two-dimentional rock sample Fracture Networks seepage flow examination
Experiment device includes：Chassis, top are divided into sample introduction region and test zone, have between the sample introduction region and test zone and slide
Rail；Sealing mechanism opens up permeable region for sealing two-dimentional rock sample respectively on four sides；Rock sample pedestal,
It can be free to slide on the slide rail, for the two-dimentional rock sample being horizontally arranged to be transported to test zone by sample introduction region；It is vertical
To loading mechanism, it is fixed on the top of the test zone of chassis, generally liftable structure；Lateral loading mechanism, is fixed on bottom
The top of the test zone of frame, generally liftable structure are mutually staggered with longitudinal loading mechanism.Wherein, two-dimentional rock examination
Sample is square, and has Fracture Networks thereon；When transporting two-dimentional rock sample, longitudinal loading mechanism and lateral loading mechanism liter
It rises；After two-dimentional rock sample is transported to test zone, longitudinal loading mechanism and lateral loading mechanism are fallen, respectively to transport
Two-dimentional rock sample to test zone applies longitudinally and laterally power.Although above-mentioned experimental provision can carry out the seepage flow of extension
Test, but structure is complicated, manufacturing cost is high.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of simple and reasonable rock sample seepage detectors.
In order to solve the above technical problems, the technical scheme is that：A kind of rock sample seepage detector, including bottom
Frame, the chassis are equipped with monitor station, are fixed with the first sealing plate and the second sealing plate on the monitor station；It further include load
Device, the loading device include putting down with first sealing plate third sealing plate disposed in parallel and with second sealing plate
4th sealing plate of row setting；The support frame being fixed on the chassis is also wrapped, support frame as described above is located at the outer of the monitor station
Side, support frame as described above are equipped with drive seat, further include the horizontal-extending top plate between the drive seat and the monitor station,
The top plate is fixed in the drive seat by the way that the first attachment device of its relatively described monitor station height is adjusted, and described
Three sealing plates and the 4th sealing plate are fixed on the top plate by the second attachment device, when the top plate is in lowest order
When setting, the monitor station, first sealing plate, second sealing plate, the third sealing plate, the 4th sealing plate and
Closed sample accommodating chamber is collectively formed in the top plate；The third sealing plate and the 4th sealing plate hold towards the sample
Receiving the side of chamber is fixed with load elastic sack body, and the load elastic sack body is connected with pressurization seepage apparatus.
The pressurization seepage apparatus includes being connected to the inner cavity of the load elastic sack body as a preferred technical solution,
Stabilized voltage device, the load elastic sack body are equipped with several overflow valves, and the overflow valve is located at the load elastic sack body
Towards on the side wall of the sample accommodating chamber；It further include briquetting, the briquetting is equipped with number corresponding with the overflow valve position
A through-hole, the overflow valve protrude into the through-hole；It further include seepage flow water recovery device.
The seepage flow water recovery device includes being fixed on first sealing plate and described the as a preferred technical solution,
Orifice plate on two sealing plates is equipped with seepage tank with the bottom plate of hole Board position corresponding position, and the seepage tank is connected with
Collecting pipe.
The medial surface of first sealing plate and second sealing plate is equipped with connection as a preferred technical solution,
Slot, the orifice plate are equipped with the connection boss to match with the link slot, and the orifice plate passes through the connection boss and the company
Access slot is slidably arranged on first sealing plate or second sealing plate；Several horizontal extensions are uniformly provided on the orifice plate
Water seepage hole described in water seepage hole run through between the orifice plate and the orifice plate and first sealing plate or second sealing plate
Equipped with passing through gap.
As a preferred technical solution, first attachment device include four be fixed on it is hydraulic in the drive seat
Cylinder, the telescopic rod of the hydraulic cylinder are fixedly connected with the top plate.
Second attachment device includes the driving electricity being fixed in the cover top surface as a preferred technical solution,
Machine, the output shaft of the driving motor are connected with screw rod, and the outer sheath of the screw rod is equipped with thread bush, and the thread bush is equipped with
It is separately connected the first support and second support of the third sealing plate and the 4th sealing plate.
The third sealing plate and the 4th sealing plate are connected the L-shaped and described third as a preferred technical solution,
Sealing plate and the 4th sealing plate are integral type；First sealing plate and second sealing plate linking are L-shaped and described
First sealing plate and second sealing plate are integral type.
One end far from the 4th sealing plate of the third sealing plate and described 4th close as a preferred technical solution,
Sealing plate is equipped with seal member far from one end of the third sealing plate, the seal member is C-shaped and the seal member one
End is connect with the third sealing plate or the 4th sealing plate, and the other end of the seal member is against first sealing plate
Or on the lateral wall of second sealing plate, the load elastic sack body extends into the seal member.
It is set on the chassis in the outside of the third sealing plate or the 4th sealing plate as a preferred technical solution,
There is transfer tray, the upper surface of the transfer tray is concordant with the upper surface of the monitor station.
By adopting the above-described technical solution, a kind of rock sample seepage detector, adds for Vertical loading and level
The device of load realizes linkage, can simplify the overall structure of equipment, structure is simple, manufacturing cost is low.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention without any creative labor, may be used also for those of ordinary skill in the art
To obtain other drawings based on these drawings.
Fig. 1 is the structural schematic diagram of the embodiment of the present invention；
Fig. 2 is sectional view along A-A in Fig. 1；
Fig. 3 is the structural schematic diagram before present invention load；
Fig. 4 is the structural schematic diagram after present invention load；
Fig. 5 is the partial enlarged view of a-quadrant in Fig. 3；
Fig. 6 is the structural schematic diagram of seal member in the embodiment of the present invention.
Specific embodiment
As depicted in figs. 1 and 2, a kind of rock sample seepage detector, including chassis 1, the chassis 1 are equipped with detection
Platform 2 is fixed with the first sealing plate 4 and the second sealing plate 12 on the monitor station 2；First sealing plate 4 and the second sealing plate 12
Connect at L-shaped, best first sealing plate 4 and the second sealing plate 12 are mutually perpendicular to, processing and location sealing convenient for sample, in order to
It reduces the quantity of sealing element and reduces seal request, the first sealing plate 4 and the second sealing plate 12 are integral type.Such as Fig. 3 and Fig. 4 institute
Show, the first plane 26 and the second plane 25 is arranged in monitor station, and the first sealing plate 4 and the second sealing plate 12 are arranged in the first plane 26
Upper and sealed connection, due to the setting of the second plane 25, the working face of the first sealing plate 4 and the second sealing plate 12 and monitor station 2
Between gap formed seepage tank 16.The top of seepage tank 16 is equipped with orifice plate 17, as shown in figure 5, orifice plate 17 is towards described first
The side of sealing plate 4 or second sealing plate 12 is equipped with connection boss 28, first sealing plate 4 and second sealing
The medial surface of plate 12 is equipped with link slot 29, and the orifice plate 17 passes through the connection boss 28 and the sliding setting of the link slot 29
On first sealing plate 4 or second sealing plate 12.Several horizontal-extending infiltrations are uniformly provided on the orifice plate 17
Hole 27, the water seepage hole 27 is through the orifice plate 17 and the orifice plate 17 and first sealing plate 4 or second sealing plate
It is equipped between 12 and passes through gap 29.
It further include loading device, the loading device includes and first sealing plate 4 third sealing plate disposed in parallel
13 and with second sealing plate 12 the 4th sealing plate 8 disposed in parallel；The third sealing plate 13 and the 4th sealing plate 8
For integral type.The support frame 3 being fixed on the chassis 1 is also wrapped, support frame as described above 3 is located at the outside of the monitor station 2, described
Support frame 3 is equipped with drive seat 5, further includes the horizontal-extending top plate 11 between the drive seat 5 and the monitor station 2,
The top plate 11 is fixed in the drive seat 5 by the way that the first attachment device of its relatively described 2 height of monitor station is adjusted, institute
Stating the first attachment device includes four hydraulic cylinders 6 being fixed in the drive seat 5, the telescopic rod of the hydraulic cylinder 6 with it is described
Top plate 11 is fixedly connected.
The third sealing plate 13 and the 4th sealing plate 8 are fixed on the top plate 11 by the second attachment device,
Second attachment device includes the driving motor 23 being fixed on 11 upper surface of top plate, and driving motor is preferably servo electricity
Machine is high to the adjusting accuracy of third sealing plate 13 and opposite 11 position of top plate of the 4th sealing plate 8.The driving motor 23 it is defeated
Shaft is connected with screw rod, and the outer sheath of the screw rod is equipped with thread bush 24, and the thread bush 24, which is equipped with, is separately connected described the
The first support 22 and second support 21 of three sealing plates 13 and the 4th sealing plate 8.When the top plate 11 is in extreme lower position
When, the monitor station 2, first sealing plate 4, second sealing plate 12, the third sealing plate 13, the 4th sealing
Closed sample accommodating chamber is collectively formed in plate 8 and the top plate 11；The third sealing plate 13 and 8 direction of the 4th sealing plate
The side of the sample accommodating chamber is fixed with load elastic sack body 9；Load elastic sack body is connected with pressurization seepage apparatus, the increasing
Pressure seepage apparatus includes the stabilized voltage device being connected to the inner cavity 18 of the load elastic sack body 9, stabilized voltage device setting
Water current pressure-stabilizing device persistently provides the water flow of steady pressure for inner cavity 18.The load elastic sack body 9 is equipped with several overflow valves
19, the overflow valve 19 is located at the load elastic sack body 9 towards on the side wall of the sample accommodating chamber.It further include briquetting 20,
The briquetting 20 is equipped with several through-holes corresponding with 19 position of overflow valve, 19 part of overflow valve and load elastic sack body 9
Connection, the part of overflow valve 9 are stretched out load elastic sack body 9 and are protruded into the through-hole.
It when testing rock sample, needs first to increase top plate 11, sample is close to the first sealing plate 4 and the second sealing
On the orifice plate 17 of plate 12, then controlroof 11 declines, in order to avoid orifice plate 17 and briquetting 20 impact the load of top plate 11,
Briquetting 20 and orifice plate 17 are slightly less than the height of the upper surface of the opposite monitor station 2 of top plate 11 with respect to the height of the upper surface of monitor station 2,
The difference of the two is greater than the deflection of sample.After 11 loaded of top plate, through water inlet pipe 14 into load elastic sack body 9
It is filled with high pressure water, when loading cracking pressure of the pressure in elastic sack body 9 less than overflow valve 19, load elastic sack body 9 expands,
The formation preferably sealing between the load component connected to it of elastic sack body 9, mainly load elastic sack body 9 and monitor station 2,
Sealing well is formed between first sealing plate 4, the second sealing plate 12 and top plate 11.And top plate 11 and the first sealing plate 4 and
Two sealing plates 12 are then sealed by sealing strip.High pressure water not only passes through briquetting 20 and loads to sample, while also mentioning for Seepage Experiment
For high pressure water.Water by the gap seepage flow of sample at the first sealing plate 4 and the second sealing plate 12 and passes through seepage flow recovery tube
15 collect.
One end in order to further ensure, the third sealing plate 13 far from the 4th sealing plate 8 and described 4th close
Sealing plate 8 is equipped with seal member 30 far from one end of the third sealing plate 13, and the seal member 30 is C-shaped and the sealing
One end of part 30 is connect with the third sealing plate 13 or the 4th sealing plate 8, and the other end of the seal member 30 is against
On the lateral wall of first sealing plate 4 or second sealing plate 12, the load elastic sack body 9 is to the seal member 30
Interior extension.
In order to facilitate the placement of sample, the chassis 1 in the outside of the third sealing plate 13 or the 4th sealing plate 8
It is equipped with transfer tray 10, the upper surface of the transfer tray 10 is concordant with the upper surface of the monitor station 2.
The above shows and describes the basic principle, main features and advantages of the invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (9)
1. a kind of rock sample seepage detector, including chassis, the chassis is equipped with monitor station, it is characterised in that：It is described
The first sealing plate and the second sealing plate are fixed on monitor station；Further include loading device, the loading device include with it is described
First sealing plate third sealing plate disposed in parallel and with second sealing plate the 4th sealing plate disposed in parallel；Also packet is fixed
Support frame on the chassis, support frame as described above are located at the outside of the monitor station, and support frame as described above is equipped with drive seat, also
Including top plate horizontal-extending between the drive seat and the monitor station, the top plate is relatively described by the way that it is adjusted
First attachment device of monitor station height is fixed in the drive seat, and the third sealing plate and the 4th sealing plate pass through
Second attachment device is fixed on the top plate, when the top plate is in extreme lower position, the monitor station, first sealing
Closed sample, which is collectively formed, in plate, second sealing plate, the third sealing plate, the 4th sealing plate and the top plate holds
Receive chamber；The side of the third sealing plate and the 4th sealing plate towards the sample accommodating chamber is fixed with load elastomeric bladder
Body, the load elastic sack body are connected with pressurization seepage apparatus.
2. a kind of rock sample seepage detector as described in claim 1, it is characterised in that：The pressurization seepage apparatus packet
The stabilized voltage device being connected to the inner cavity of the load elastic sack body is included, the load elastic sack body is equipped with several overflows
Valve, the overflow valve are located at the load elastic sack body towards on the side wall of the sample accommodating chamber；It further include briquetting, the pressure
Block is equipped with several through-holes corresponding with the overflow valve position, and the overflow valve protrudes into the through-hole；It further include seepage water
Recyclable device.
3. a kind of rock sample seepage detector as claimed in claim 2, it is characterised in that：The seepage flow water recovery device
The bottom including the orifice plate being fixed on first sealing plate and second sealing plate, with hole Board position corresponding position
Plate is equipped with seepage tank, and the seepage tank is connected with collecting pipe.
4. a kind of rock sample seepage detector as claimed in claim 3, it is characterised in that：First sealing plate and institute
The medial surface for stating the second sealing plate is equipped with link slot, and the orifice plate is equipped with the connection boss to match with the link slot, institute
Orifice plate is stated to be slidably arranged on first sealing plate or second sealing plate by the connection boss and the link slot；
Water seepage hole described in several horizontal-extending water seepage holes is uniformly provided on the orifice plate through the orifice plate and the orifice plate with it is described
It is equipped between first sealing plate or second sealing plate and passes through gap.
5. a kind of rock sample seepage detector as described in claim 1, it is characterised in that：The first attachment device packet
Four hydraulic cylinders being fixed in the drive seat are included, the telescopic rod of the hydraulic cylinder is fixedly connected with the top plate.
6. a kind of rock sample seepage detector as described in claim 1, it is characterised in that：The second attachment device packet
The driving motor being fixed in the cover top surface is included, the output shaft of the driving motor is connected with screw rod, the screw rod
Outer sheath is equipped with thread bush, and the thread bush is equipped with and is separately connected the first of the third sealing plate and the 4th sealing plate
Bracket and second support.
7. application such as a kind of rock sample seepage detector described in any one of claims 1 to 6, it is characterised in that：Institute
It states third sealing plate and the 4th sealing plate is connected L-shaped and the third sealing plate and the 4th sealing plate and is integrated
Formula；First sealing plate and second sealing plate are connected L-shaped and first sealing plate and second sealing plate
Integral type.
8. a kind of rock sample seepage detector as claimed in claim 7, it is characterised in that：The third sealing plate is separate
The one end of one end and the 4th sealing plate far from the third sealing plate of 4th sealing plate is described equipped with seal member
Seal member is C-shaped and one end of the seal member is connect with the third sealing plate or the 4th sealing plate, described close
Envelope component the other end be against on the lateral wall of first sealing plate or second sealing plate, the load elastic sack body to
Extend in the seal member.
9. a kind of rock sample seepage detector as described in claim 1, it is characterised in that：The third sealing plate or institute
The chassis for stating the outside of the 4th sealing plate is equipped with transfer tray, the upper surface of the transfer tray and the monitor station
Upper surface is concordant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811119857.XA CN108896468B (en) | 2018-09-25 | 2018-09-25 | Rock sample seepage flow detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811119857.XA CN108896468B (en) | 2018-09-25 | 2018-09-25 | Rock sample seepage flow detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108896468A true CN108896468A (en) | 2018-11-27 |
| CN108896468B CN108896468B (en) | 2023-10-24 |
Family
ID=64360257
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811119857.XA Active CN108896468B (en) | 2018-09-25 | 2018-09-25 | Rock sample seepage flow detection device |
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| Country | Link |
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| CN (1) | CN108896468B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110286077A (en) * | 2019-07-20 | 2019-09-27 | 深圳市实瑞建筑技术有限公司 | A kind of concrete permeability resistance detection device and method |
| CN111272823A (en) * | 2020-03-17 | 2020-06-12 | 中国地质科学院地球物理地球化学勘查研究所 | Rock resistivity measuring device |
| CN114383950A (en) * | 2022-01-11 | 2022-04-22 | 中国矿业大学 | Semi-consolidated loose body in-situ experimental method |
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