CN208568542U - A kind of packer permeability test simulation boring test section - Google Patents
A kind of packer permeability test simulation boring test section Download PDFInfo
- Publication number
- CN208568542U CN208568542U CN201821371525.6U CN201821371525U CN208568542U CN 208568542 U CN208568542 U CN 208568542U CN 201821371525 U CN201821371525 U CN 201821371525U CN 208568542 U CN208568542 U CN 208568542U
- Authority
- CN
- China
- Prior art keywords
- water
- switch valve
- water pipe
- threeway
- pressure
- 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.)
- Active
Links
Landscapes
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model relates to a kind of packer permeability tests to simulate boring test section；Including water tank, water pump, first switch valve, device for detecting water pressure, second switch valve, threeway, flowmeter and sealing embolism；The water tank is connected by water pipe with the input end of water pump, the outlet end of the water pump is connected with the input end of first switch valve by water pipe, the outlet end of the first switch valve is connected by water pipe with the input end of device for detecting water pressure, the outlet end of the device for detecting water pressure is connected with the first end of threeway, the second end of the threeway is connected by water pipe with the input end of flowmeter, the outlet end of the flowmeter is connected with sealing embolism by water pipe, the third end of the threeway is connected with the input end of second switch valve by water pipe, the outlet end of the second switch valve is connected with water tank by water pipe；The utility model structure is simple, installs and easy to use, measurement result is accurate.
Description
Technical field
The utility model relates to engineering geologic investigation field, in particular to a kind of packer permeability test simulates boring test section.
Background technique
Water pressure test in borehole is with embolism by the hole section of certain length at the isolation that drills, and presses water to the hole section, according to pressure
Power and discharge relation determine a kind of permeability test in situ of Rock Seepage Character.Field test work includes hole flushing, underlying embolism
Isolation experiment section, level measuring, instrument installation, pressure and Flow Observation and etc., use fixed head to the test section at present
Water is pressed, water is permeated by the crack around hole wall into rock mass, and the water finally permeated tends to a stationary value, according to different
Pressure measures corresponding flow value, calculates the permeable aluminium of rock mass, therefore, it is determined that the power of permeability of rock massf.
Utility model content
The technical problem to be solved by the utility model is to provide a kind of crushing test results, and accurate, structure simply uses
Convenient packer permeability test simulates boring test section.
In order to solve the above-mentioned technical problem, the technical solution adopted in the utility model are as follows: a kind of packer permeability test simulation is provided
Boring test section, including water tank, water pump, first switch valve, device for detecting water pressure, second switch valve, threeway, flowmeter and sealing
Embolism；
The water tank is connected by water pipe with the input end of water pump, the outlet end of the water pump and first switch valve into
Mouth end is connected by water pipe, and the outlet end of the first switch valve is connected by water pipe with the input end of device for detecting water pressure
It connects, the outlet end of the device for detecting water pressure is connected with the first end of threeway, and the second end of the threeway passes through water pipe and stream
The input end of scale is connected, and the outlet end of the flowmeter is connected with sealing embolism by water pipe, the third of the threeway
End is connected with the input end of second switch valve by water pipe, and the outlet end of the second switch valve is connected with water tank by water pipe
It connects.
Further, the sealing embolism is specially hydraulic type rubber water-proof embolism.
Further, the sealing embolism is connected with exhaust valve.
Further, the device for detecting water pressure is specially to try section pressure gauge.
Further, the device for detecting water pressure is specially pressure gauge.
The utility model has the beneficial effects that: packer permeability test provided by the utility model simulates boring test segment structure
In, suitable for engineer geological prospecting laboratory simulation, test process carries out packer permeability test according to three pressure, five stages,
By repetition test, reach same or similar test result, show that the isolation effect of sealing embolism is good, measurement result
Accurately, the utility model relates to packer permeability test simulation boring test segment structure it is simple, installation and it is easy to use, it is practical.
Detailed description of the invention
Fig. 1 is that a kind of packer permeability test of specific embodiment of the present invention simulates the structural schematic diagram of boring test section；
Label declaration:
1, water tank；2, water pump；3, first switch valve；4, device for detecting water pressure；5, second switch valve；6, threeway；7, flow
Table；8, sealing embolism；9, hole section is tested.
Specific embodiment
For technology contents, the objects and the effects that the utility model is described in detail, below in conjunction with embodiment and match
Attached drawing is closed to be explained.
The design of the utility model most critical is: including water tank, water pump, first switch valve, device for detecting water pressure, second
Switch valve, threeway, flowmeter and sealing embolism；Structure is simple, installs and easy to use, measurement result is accurate, practical
Advantage.
Fig. 1 is please referred to, the utility model relates to a kind of packer permeability tests to simulate boring test section, including water tank 1, water pump 2, the
One switch valve 3, device for detecting water pressure 4, second switch valve 5, threeway 6, flowmeter 7 and sealing embolism 8；
The water tank 1 is connected by water pipe with the input end of water pump 2, the outlet end of the water pump 2 and first switch valve 3
Input end be connected by water pipe, the outlet end of the first switch valve 3 passes through the input end of water pipe and device for detecting water pressure 4
It is connected, the outlet end of the device for detecting water pressure 4 is connected with the first end of threeway 6, and the second end of the threeway 6 passes through water
Pipe is connected with the input end of flowmeter 7, and the outlet end of the flowmeter 7 is connected with sealing embolism 8 by water pipe, and described three
Logical 6 third end is connected with the input end of second switch valve 5 by water pipe, the outlet end of the second switch valve 5 and water tank 1
It is connected by water pipe.
The operation instruction of above-mentioned packer permeability test simulation boring test section: it is crept into using diamond or alloy, forming aperture is
91mm, length are the test hole section of 6.5m, carry out borehole cleaning using setting-out, hole flushing visually observes no rock to return water cleaning of eating dishes without rice or wine
Terminate hole flushing when powder, practical water-level gauge measures water level in borehole, is arranged sealing embolism 8 in test hole, water-level gauge measured hole again
Interior water level is opened the exhaust valve of sealing embolism 8, is closed after exhaust valve continuous effluent；
It has been sequentially connected equipment, has been powered on, hydraulic pressure is debugged, first switch valve 3 and second switch valve 5 has then been adjusted, presses
According to five stages of three stage pressures, pressure is adjusted to predetermined value, flowmeter 7 observes water flow.
Observed volume table 7, primary every 1min reading, when flow tends towards stability, and 5 flow maximums and minimum value are small
In 1L/min, which can terminate.Test section pressure is adjusted to new predetermined value, is repeated the above steps, each pressure examination
After testing section, water-level gauge measures water level in borehole；
Test section permeability rate is calculated, P-Q curve is drawn according to curve type and evaluates the Penetration Signature of rock mass.
In above-mentioned packer permeability test simulation boring test segment structure, suitable for engineer geological prospecting laboratory simulation, test
Process carries out packer permeability test, passed through repetition test, and reached same or similar test according to three pressure, five stages
As a result, showing that the isolation effect of sealing embolism 8 is good, measurement result is accurate, the utility model relates to packer permeability test simulate drilling
It is simple to test segment structure, installs and easy to use, it is practical.
Further, in above-mentioned packer permeability test simulation boring test segment structure, the sealing embolism 8 is specially hydraulic type rubber
Glue sealing embolism 8.
Seen from the above description, hydraulic type rubber water-proof embolism 8 is selected, isolation performance is further increased, makes measurement result
It is more accurate.
Further, in above-mentioned packer permeability test simulation boring test segment structure, the sealing embolism 8 is connected with exhaust valve.
Seen from the above description, it by the way that exhaust valve is arranged on sealing embolism 8, is carried out after water-level gauge measures water level in borehole
Exhaust further increases isolation performance, improves measurement result accuracy.
Further, in above-mentioned packer permeability test simulation boring test segment structure, the device for detecting water pressure 4 is specially to try section
Pressure gauge.
Further, in above-mentioned packer permeability test simulation boring test segment structure, the device for detecting water pressure 4 is specially pressure
Table.
Embodiment 1
A kind of packer permeability test simulates boring test section, including water tank 1, water pump 2, first switch valve 3, device for detecting water pressure 4,
Second switch valve 5, threeway 6, flowmeter 7 and sealing embolism 8；
The water tank 1 is connected by water pipe with the input end of water pump 2, the outlet end of the water pump 2 and first switch valve 3
Input end be connected by water pipe, the outlet end of the first switch valve 3 passes through the input end of water pipe and device for detecting water pressure 4
It is connected, the outlet end of the device for detecting water pressure 4 is connected with the first end of threeway 6, and the second end of the threeway 6 passes through water
Pipe is connected with the input end of flowmeter 7, and the outlet end of the flowmeter 7 is connected with sealing embolism 8 by water pipe, and described three
Logical 6 third end is connected with the input end of second switch valve 5 by water pipe, the outlet end of the second switch valve 5 and water tank 1
It is connected by water pipe.The sealing embolism 8 is specially hydraulic type rubber water-proof embolism 8.The sealing embolism 8 is connected with exhaust
Valve.The device for detecting water pressure 4 is specially to try section pressure gauge.The device for detecting water pressure 4 is specially pressure gauge.
In conclusion being suitable for engineering geology in packer permeability test simulation boring test segment structure provided by the utility model
It explores in laboratory simulation, test process carries out packer permeability test, passed through repetition test, according to three pressure, five stages
Reach same or similar test result, shows that the isolation effect of sealing embolism is good, measurement result is accurate, and the utility model relates to
And packer permeability test simulation boring test segment structure it is simple, installation and it is easy to use, it is practical.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalents made based on the specification and figures of the utility model are applied directly or indirectly in relevant technology neck
Domain is also included in the patent protection scope of the utility model.
Claims (5)
1. a kind of packer permeability test simulates boring test section, which is characterized in that including water tank, water pump, first switch valve, hydraulic pressure detection
Device, second switch valve, threeway, flowmeter and sealing embolism；
The water tank is connected by water pipe with the input end of water pump, the outlet end of the water pump and the input end of first switch valve
It is connected by water pipe, the outlet end of the first switch valve is connected by water pipe with the input end of device for detecting water pressure, institute
The outlet end for stating device for detecting water pressure is connected with the first end of threeway, and the second end of the threeway passes through water pipe and flowmeter
Input end is connected, and the outlet end of the flowmeter is connected with sealing embolism by water pipe, the third end of the threeway and the
The input end of two switch valves is connected by water pipe, and the outlet end of the second switch valve is connected with water tank by water pipe.
2. packer permeability test according to claim 1 simulates boring test section, which is characterized in that the sealing embolism is specially
Hydraulic type rubber water-proof embolism.
3. packer permeability test according to claim 2 simulates boring test section, which is characterized in that the sealing embolism is connected with
Exhaust valve.
4. packer permeability test according to claim 1 simulates boring test section, which is characterized in that the device for detecting water pressure tool
Body is examination section pressure gauge.
5. packer permeability test according to claim 1 simulates boring test section, which is characterized in that the device for detecting water pressure tool
Body is pressure gauge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821371525.6U CN208568542U (en) | 2018-08-24 | 2018-08-24 | A kind of packer permeability test simulation boring test section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821371525.6U CN208568542U (en) | 2018-08-24 | 2018-08-24 | A kind of packer permeability test simulation boring test section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208568542U true CN208568542U (en) | 2019-03-01 |
Family
ID=65451487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821371525.6U Active CN208568542U (en) | 2018-08-24 | 2018-08-24 | A kind of packer permeability test simulation boring test section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208568542U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110018103A (en) * | 2019-04-25 | 2019-07-16 | 江西理工大学 | A kind of building lot field seepage test device and its test method |
| CN110186827A (en) * | 2019-04-09 | 2019-08-30 | 河海大学 | A kind of packer permeability test device and test method |
-
2018
- 2018-08-24 CN CN201821371525.6U patent/CN208568542U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110186827A (en) * | 2019-04-09 | 2019-08-30 | 河海大学 | A kind of packer permeability test device and test method |
| CN110018103A (en) * | 2019-04-25 | 2019-07-16 | 江西理工大学 | A kind of building lot field seepage test device and its test method |
| CN110018103B (en) * | 2019-04-25 | 2021-08-03 | 江西理工大学 | Building foundation on-site penetration test device and test method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103758513B (en) | A kind of evaluation method simulating full-size well wall stability | |
| CN107063963A (en) | A kind of compact reservoir microcrack extension and the test device and method of seepage flow characteristics | |
| CN109269901B (en) | Pressure-sensitive multi-scale horizontal seam comprehensive regulation and control simulation experiment device and method | |
| CN108369177A (en) | Method and apparatus for the gas permeability for determining subsurface formations | |
| CN107515185A (en) | A kind of coal body permeability test device and its application method | |
| CN102012347B (en) | Method for detecting channeling condition by static gelatinization strength of cement | |
| CN104297069A (en) | Gas-containing coal hydrofracture-induced dynamic damage simulation monitoring device and method | |
| CN110346261B (en) | Self-balancing type coal rock triaxial loading seepage and displacement test instrument and method | |
| CN108119132B (en) | Tight sandstone gas reservoir near-wellbore-zone radial seepage water saturation simulation device and method | |
| CN208568542U (en) | A kind of packer permeability test simulation boring test section | |
| CN202814960U (en) | Physical simulation experimental device for water invasion performance of fissured gas reservoir with bottom water | |
| CN110988310B (en) | Oil reservoir geological sealing body CO2Analysis device and method for influence of escape on environment | |
| CN109138998A (en) | A kind of experimental test procedures of low permeability reservoir high temperature and pressure imbibition oil-recovering rate | |
| CN206627402U (en) | A kind of permeability of low-leakage stone test system | |
| CN110985106B (en) | Ultrasonic detection system and detection method for hole sealing quality of underground gas extraction drill hole | |
| EP2182166A3 (en) | Method and apparatus for testing swellable materials | |
| CN111157430A (en) | Method for simulating rock permeability determination under tensile or compressive stress state | |
| CN106769788A (en) | A kind of Rock And Soil packer permeability test device and method of testing | |
| CN106677772A (en) | Simulation test device and method for coal bed gas well discharging and mining | |
| CN103776713A (en) | Dense rock gas desorption rate testing device | |
| CN107165609B (en) | Visual coalbed methane dissipation simulation device and application method thereof | |
| CN104007041A (en) | Device for determining content of hydrogen sulfide in coal bed | |
| CN110530772A (en) | Coal sample large compressive strain and carbon dioxide displacement coal bed methane one experimental rig | |
| CN110967364A (en) | Combined water injection huff and puff experimental device and method for nuclear magnetic resonance | |
| CN106153677B (en) | A kind of anti-dilution capacity evaluating apparatus of leak stopping gel and method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |