CN205691428U - Hole internal water pressure test device and test system - Google Patents
Hole internal water pressure test device and test system Download PDFInfo
- Publication number
- CN205691428U CN205691428U CN201620443104.4U CN201620443104U CN205691428U CN 205691428 U CN205691428 U CN 205691428U CN 201620443104 U CN201620443104 U CN 201620443104U CN 205691428 U CN205691428 U CN 205691428U
- Authority
- CN
- China
- Prior art keywords
- pressure
- pipeline
- water
- test
- pipe road
- 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
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
This utility model relates to a kind of hole internal water pressure test device and test system.The purpose of this utility model is to provide a kind of hole internal water pressure test device and test system, with the test pressure obtained in hole accurately in test section, and accurately calculating to provide and ensure for rock mass parameters and earth stress and infiltration coefficient.The technical solution of the utility model is: this device has component body, is shaped with water-filled pipe and oil pipe road in component body；Wherein water-filled pipe includes an inlet pipeline, an outlet pipeline, a connecting pipe road I and pressure measurement pipeline, and inlet pipeline connects through connecting pipeline I with outlet pipeline, and connecting pipeline I is connected in pressure measurement pipeline lower end, and pressure measurement pipeline upper end is provided with pressure transducer；Oil pipe road has two in-lines, an a connecting pipe road II and outlet line, and two in-lines connect outlet line through connecting pipeline II.This utility model is applicable to rock mass engineering water pressure fracturing method detecting earth stress and the high-pressure whirl injection method such as water power, traffic, oil, nuclear power and mine.
Description
Technical field
This utility model relates to a kind of hole internal water pressure test device and test system.Be applicable to water power, traffic, oil,
The rock mass engineering water pressure fracturing method detecting earth stress such as nuclear power and mine and high-pressure whirl injection method.
Background technology
Hydroenergy storage station and giant hydropower station are respectively provided with high water head, the feature of yield of deep-buried cavities, underground power house, height
Pressure pipeline and the crustal stress states size of bifurcated pipe position rock mass, direction, and the country rock permeability under high internal water pressure effect
And osmotic stability, it is directly connected to the lining cutting pattern Reinforced Concrete Bifurcated Pipes of bifurcated pipe or steel bifurcated and underground power house position, axle
The determination of line.In order to obtain above-mentioned parameter, it is necessary to carry out rock mass detecting earth stress, hydraulic fracture and high pressure water injection infiltration examination
Test.
During deep hole water pressure blasting fracturing method detecting earth stress and high pressure water injection permeability test, testing experiment pressure is very
A crucial parameter, at present, the piezometry of hydraulic fracturing detecting earth stress and high pressure water injection permeability test is by pressure
Table or pressure transducer are arranged on the testing experiment pipeline on earth's surface, and the pressure of testing experiment section is to be passed by Pressure gauge or pressure
The reading of sensor deducts pore water pressure plus head and calculates gained.When test pipeline is longer, reducer union is more and flow relatively
Time big, can produce the pressure loss, this partial pressure is relatively difficult to accurately calculate, and can only pass through actual measurement, but this is in real work
Difficulty is the biggest.
Test (test) section confinement system that hydraulic fracturing detecting earth stress and HIGH-PRESSURE INJECTION EXPERIMENT are used, pressure
The equipment such as power Flow Measuring System and pressure pipeline system are roughly the same, except that hydraulic fracturing crustal stress survey required
Pressure height be up to 40MPa, flow is relatively small less than the pressure needed for 10L/min, high-pressure whirl injection method is less than
16MPa, flow are up to more greatly 55L/min.
The pressure measxurement of conventional hydraulic fracturing detecting earth stress, is to use the pressure being arranged on earth's surface test pipeline
Sensor and digital recorder carry out surveying record；And the pressure measxurement of conventional high-pressure whirl injection method, also it is to use to be arranged on
Earth's surface is tested the gauge measurement on pipeline or uses pressure transducer and digital recorder to carry out surveying record.
Therefore, hydraulic fracturing detecting earth stress section and the actual pressure of HIGH-PRESSURE INJECTION EXPERIMENT section, it should equal to ground
Pressure+head pressure-line loss the pressure of table testing experiment pipeline.
The pressure of earth's surface pipeline accurately can be measured by pressure transducer, head pressure can according to test section hole depth and
Boring underground water level measurement calculates, and line loss pressure can use actual measurement and empirical equation to calculate.Therefore, head pressure and
The exact value of line loss pressure determines that difficulty is relatively big, makes some difference the precision of testing experiment.
Summary of the invention
The technical problems to be solved in the utility model is: for the problem of above-mentioned existence, it is provided that a kind of hole internal water pressure is surveyed
Electricity testing device and test system, with the test pressure obtained in hole accurately in test section, for rock mass parameters and earth stress and infiltration system
Accurately calculating of number provides guarantee.
This utility model be the technical scheme is that a kind of pressure test device, it is characterised in that: there is component body,
Water-filled pipe and oil pipe road it is shaped with in component body；
Wherein water-filled pipe includes an inlet pipeline, an outlet pipeline, a connecting pipe road I and pressure measurement pipeline, water inlet pipe
Road connects through connecting pipeline I with outlet pipeline, and connecting pipeline I is connected in described pressure measurement pipeline lower end, and pressure measurement pipeline upper end is provided with
Pressure transducer；
Described oil pipe road has two in-lines, an a connecting pipe road II and outlet line, and two in-lines are through even
Siphunculus road II connects outlet line.
Described component body is interior, pressure measurement pipeline upper end is shaped with cavity, and described pressure transducer is placed in cavity.
A kind of hole internal water pressure test system, it is characterised in that: have packer for pressure device, test water supply installation, on
Lower two packers and a pressure test device, from bottom to top set gradually lower packet, upper packer and pressure in boring
Force test device；
Described packer fills for pressure device oil-in on oil pipe road in soft pipe connection pressure test device, stress test
The oil-out putting middle oil pipe road is sequentially communicated upper packer and lower packet through flexible pipe；
Described test water supply installation is the water inlet of water-filled pipe, stress test in penstock connection pressure test device
In device, the outlet of water-filled pipe connects upper packer through penstock, is connected to floral tube between upper and lower packer.
The beneficial effects of the utility model are: pressure test device simple in construction, easy to process, cost in this utility model
Relatively low, coordinate pressure transducer to realize in hole stress test accurately by water-filled pipe.This utility model passes through hydrofracturing
Method detecting earth stress and high-pressure whirl injection method mesopore internal water pressure method of testing and the successful development of device and on-the-spot application, obtain
Reliable hydraulic fracturing detecting earth stress and boring high pressure water injection permeability test achievement, solve its testing experiment pressure
Accurately calculate and pipe-line system pressure loss calibration difficulty problem.
Accompanying drawing explanation
Fig. 1 is that the structure of pressure testing system in embodiment 1 arranges schematic diagram.
Fig. 2, Fig. 3 are the structural representation of pressure test device in embodiment 1.
Fig. 4, Fig. 5 are the structural representation of pressure test device in embodiment 2.
Detailed description of the invention
Embodiment 1: as it is shown in figure 1, the present embodiment is a kind of hole internal water pressure test system, there is packer for pressure device
(including high-voltage electric/hand oil pump or high-voltage electric water pump, Pressure gauge/pressure transducer), test water supply installation (include high pressure
Electric water pump (according to test maximum pressure and traffic requirement, the high-pressure hydraulic pump of selected different model), effusion meter (flow sensing
Device), Pressure gauge (pressure transducer), monitor, high pressure valve, joint steel pipe (flexible pipe)), upper and lower two packers 3 and one
Pressure test device.Wherein pressure test device has component body 1, is shaped with water-filled pipe and oil pipe road, water flowing in component body
Pipeline includes inlet pipeline 101, outlet pipeline 104, a connecting pipe road I 103 and a pressure measurement pipeline 102, inlet pipeline
101 connect through connecting pipeline I 103 with outlet pipeline 104, and connecting pipeline I 103 is connected in pressure measurement pipeline 102 lower end, on pressure measurement pipeline
End is provided with pressure transducer 2；Oil pipe road has two in-lines 105, a connecting pipe road II 106 and an outlet line
107, two in-lines 105 connect outlet line 107 through connecting pipeline II 106.
In in this example, lower packet, upper packer and pressure test device are from bottom to top successively set on boring.Packer
Connecting the oil-in on oil pipe road in pressure test device for pressure device through flexible pipe 4, in pressure test device, oil pipe road goes out
Hydraulic fluid port is sequentially communicated upper packer and lower packet through flexible pipe 4.Test water supply installation connects pressure test device through penstock 5
The water inlet of middle water-filled pipe, in pressure test device, the outlet of water-filled pipe connects upper packer through penstock 5, upper,
Floral tube 6 it is connected between lower packet.
The method of work of the present embodiment is as follows: connection has inflatable two packers 3 of penstock 5 and descaling hose
After arriving down predetermined hole depth position, penstock 5 is connected to hydraulic fracturing detecting earth stress (or high-pressure whirl injection method) with
On the pipeline of flow transducer, the flexible pipe 4 connecting packer is connected on high-pressure oil pump, by pressure transducer 2 through wire even
Receive on monitor；Uninterruptedly refuel in the flexible pipe 4 of packer 3 so that the rubber tube of upper and lower two packers 3 constantly expands
And be in close contact with hole wall rock mass, when pressure reaches predetermined packing pressure in packer 3, it is then shut off the oil inlet valve of pipe；
Starting hydraulic fracturing detecting earth stress or high-pressure whirl injection method, record pressure, flow are measured over time.
Embodiment 2: the present embodiment is substantially the same manner as Example 1, in the difference is that only in the present embodiment component body 1,
Pressure measurement pipeline 102 upper end is shaped with cavity 108, and pressure transducer 2 is placed in cavity 108 (see Fig. 4, Fig. 5), to reduce pressure sensing
Device 2 is risk of damage to.
Claims (3)
1. a hole internal water pressure test device, it is characterised in that: there is component body (1), be shaped with in component body water-filled pipe and
Oil pipe road；
Wherein water-filled pipe includes an inlet pipeline (101), an outlet pipeline (104), a connecting pipe road I (103) and pressure measurement
Pipeline (102), inlet pipeline (101) connects through connecting pipeline I (103) with outlet pipeline (104), described pressure measurement pipeline (102)
Connecting pipeline I (103) is connected in lower end, and pressure measurement pipeline upper end is provided with pressure transducer (2)；
Described oil pipe road has two in-lines (105), a connecting pipe road II (106) and outlet line (107), and two enter
Oil pipe line (105) is through connecting pipeline II (106) connection outlet line (107).
Hole the most according to claim 1 internal water pressure test device, it is characterised in that: described component body (1) is interior, pressure-measuring pipe
Road (102) upper end is shaped with cavity (108), and described pressure transducer (2) is placed in cavity (108).
3. a hole internal water pressure test system, it is characterised in that: there is packer for pressure device, test water supply installation, up and down
Hole internal water pressure test device described in two packers (3) and a claim 1 or 2, in boring the most successively
Lower packet, upper packer and pressure test device are set；
Described packer is for pressure device oil-in on oil pipe road in flexible pipe (4) connection pressure test device, and stress test fills
The oil-out putting middle oil pipe road is sequentially communicated upper packer and lower packet through flexible pipe (4)；
Described test water supply installation is the water inlet of water-filled pipe, stress test in penstock (5) connection pressure test device
In device, the outlet of water-filled pipe connects upper packer through penstock (5), is connected to floral tube (6) between upper and lower packer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620443104.4U CN205691428U (en) | 2016-05-13 | 2016-05-13 | Hole internal water pressure test device and test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620443104.4U CN205691428U (en) | 2016-05-13 | 2016-05-13 | Hole internal water pressure test device and test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205691428U true CN205691428U (en) | 2016-11-16 |
Family
ID=57261770
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620443104.4U Active CN205691428U (en) | 2016-05-13 | 2016-05-13 | Hole internal water pressure test device and test system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205691428U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105806712A (en) * | 2016-05-13 | 2016-07-27 | 浙江华东工程安全技术有限公司 | Test device and test system for water pressure in hole |
| CN109469479A (en) * | 2018-11-30 | 2019-03-15 | 天地科技股份有限公司 | Water pressure supporing system and method |
-
2016
- 2016-05-13 CN CN201620443104.4U patent/CN205691428U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105806712A (en) * | 2016-05-13 | 2016-07-27 | 浙江华东工程安全技术有限公司 | Test device and test system for water pressure in hole |
| CN105806712B (en) * | 2016-05-13 | 2019-06-21 | 浙江华东工程安全技术有限公司 | Hole internal water pressure test device and test macro |
| CN109469479A (en) * | 2018-11-30 | 2019-03-15 | 天地科技股份有限公司 | Water pressure supporing system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105806712B (en) | Hole internal water pressure test device and test macro | |
| CN107782628B (en) | Direct shear-seepage test device and test method for single-crack rock test piece | |
| CN105372410B (en) | Double-end sealing leak detection combined geometry | |
| CN100590456C (en) | Foundation ground water parameter measurement method and system based on pressure tracing | |
| CN203672756U (en) | Indoor constant head test device for anisotropic soil bidirectional permeability coefficient | |
| CN103644940A (en) | Coal seam gas pressure, gas flow and crustal stress monitoring device and monitoring method | |
| CN106706416A (en) | Test device capable of simulating basement bottom plate stress under effect of pressure water and use method thereof | |
| CN205229005U (en) | Experimental device for survey coal petrography is respectively to permeability | |
| CN108643891B (en) | Single-loop overburden fracture double-end plugging and leakage detection method | |
| CN103033454A (en) | Water pressure test equipment for hole-drilling shaft | |
| CN104535422A (en) | Device and method for simulating and testing deformation of drilled hole | |
| CN206470116U (en) | A kind of experimental rig for simulating the lower basement bottom board stress of artesian water effect | |
| CN111006952A (en) | Experimental test device and grouting method for reinforcing fractured rock sample through high-pressure permeation grouting | |
| CN115656440B (en) | Deep brine layer carbon dioxide buries and deposits analogue means | |
| CN203476320U (en) | Device for simultaneously determining pressure of coal bed gas through capsule grouting | |
| CN103308393B (en) | Formation fracturing resistance testing device and method | |
| CN205691428U (en) | Hole internal water pressure test device and test system | |
| KR100687630B1 (en) | Ground packer test apparatus measuring porewater pressure at the hole | |
| CN201107416Y (en) | Foundation engineering ground water parameter measuring systems based on pressure tracer | |
| CN114575828A (en) | Remote deep hole coal seam gas pressure measuring device and using method | |
| CN112557279A (en) | Weathered bedrock hole-fracture vertical permeability testing device and method | |
| CN203655265U (en) | Gun drilling gas emission initial speed tester for outburst forecast of coal mine | |
| CN104155428B (en) | A kind of soil body that pollutes shears infiltration experiment device | |
| CN214503289U (en) | Water pressure test device | |
| CN203241304U (en) | Formation fracturing resistance test apparatus |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210708 Address after: Room 609 and 610, North building, Huadong Hospital, 22 Chaowang Road, Hangzhou, Zhejiang 310014 Patentee after: Zhejiang Huadong mapping and Engineering Safety Technology Co.,Ltd. Address before: 1-2 / F, building 5, 355 Tianmu Shanxi Road, Xianlin street, Hangzhou City, Zhejiang Province Patentee before: ZHEJIANG HUADONG ENGINEERING SAFETY TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |