CN203239274U - Sealing device based on plug water-pressure test - Google Patents
Sealing device based on plug water-pressure test Download PDFInfo
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- CN203239274U CN203239274U CN201320195676.1U CN201320195676U CN203239274U CN 203239274 U CN203239274 U CN 203239274U CN 201320195676 U CN201320195676 U CN 201320195676U CN 203239274 U CN203239274 U CN 203239274U
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- sealing
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- embolism
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- 238000007789 sealing Methods 0.000 title claims abstract description 59
- 238000012360 testing method Methods 0.000 title claims abstract description 47
- 230000035699 permeability Effects 0.000 claims abstract description 30
- 208000005189 Embolism Diseases 0.000 claims description 23
- 238000001514 detection method Methods 0.000 abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 8
- 238000011065 in-situ storage Methods 0.000 abstract 1
- 238000010408 sweeping Methods 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 5
- 239000011435 rock Substances 0.000 description 5
- 239000010959 steel Substances 0.000 description 5
- 238000012545 processing Methods 0.000 description 4
- 238000005553 drilling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 241000283216 Phocidae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000003204 osmotic effect Effects 0.000 description 1
- 239000000565 sealant Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000003325 tomography Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model relates to a sealing device based on a plug water-pressure test. The sealing device based on the plug water-pressure test aims at solving the technical problems that the deviation of permeability parameters tested by an existing plug system is very large, data of results are sweeping, the discreteness of the data is large, and the drill hole in-situ permeability parameters of a geologic structural surface cannot be reflected qualitatively and objectively. According to the technical scheme, the sealing device based on the plug water-pressure test comprises at least four air bag units which are connected in series and a sensor detection system, wherein each air bag unit comprises an air bag wall, a sealing ring, a sealing tail wing, rigid buckles, an air supply pipe and a water supply pipe; for each air bag unit, the sealing ring is installed on the outer surface of the air bag wall, the rigid buckles are installed at the two ends of the air bag wall, the sealing tail wing is installed at one end of the air bag wall, and the air supply pipe penetrates through the sealing tail wing and the rigid buckles at the same time, is fixedly connected with the positions where the air supply pipe penetrates through the sealing tail wing and the rigid buckles through sealing fastening pieces.
Description
Technical field
The utility model relates to a kind of sealing device based on the embolism packer permeability test, especially a kind ofly can be used for the sealing device based on the embolism packer permeability test that embolism rock cranny (wall scroll, many, intersect), compact district, joint, tomography are split numerous form geologic structure face water pressure test in borehole such as broken band.
Background technology
At present boring original position setting-out permeability parameters test has single embolism and two embolism packer permeability test usually.Yet these type of test most critical parts are the embolism systems in the test macro, a large amount of data of field show, embolism system testing permeability parameters deviation out is very large, it is measured numerical value and differs up to arriving several orders of magnitude, although a lot of achievements in research and standard are revised and are checked this type of test data result, its result data is still very general, and data discrete is very large, can not reflect qualitatively, objectively the boring original position permeability parameters of geologic structure face.Its major reason: the one, embolism system transformation is measured and is non-tight stability; The 2nd, embolism system measurement section geologic structure face is in confused situation; The 3rd, the embolism steady pressure of system is measured and is non-constant.Therefore, the multi-function device of all kinds of geologic structure faces of development one cover embolism all has important engineering using value to crack Rock Seepage Character quantitative assessment and hydrogeological characteristics research.
Summary of the invention
Technical problem to be solved in the utility model is: very large and result data is very general for existing embolism system testing permeability parameters deviation out, data discrete is large, can not reflect qualitatively, objectively the technical problem of the boring original position permeability parameters of geologic structure face.
The technical scheme that the utility model is taked is:
A kind of sealing device based on the embolism packer permeability test comprises sensor detecting system and at least four gas bag units that series connection arranges;
Wherein, described gas bag unit comprises airbag wall, sealing ring, sealing empennage, rigidity latch closure, air supply pipe and feed pipe; Sealing ring is contained in the external surface of airbag wall, and the stiffening ring spiral-lock is at the two ends of airbag wall, and the sealing empennage is contained in an end of airbag wall; Air supply pipe runs through simultaneously the sealing empennage and links to each other by sealing fastener with the rigidity latch closure and at the through part with sealing empennage and rigidity latch closure.
Link to each other by connecting rod between each gas bag unit.
Sensor detecting system comprises data wire connecting rod, Three pressures sensor and a temperature pick up; Described data wire connecting rod runs through connecting rod and runs through simultaneously four gas bag units, the Three pressures sensor lays respectively on the data wire connecting rod between two adjacent gas bag units, and temperature pick up is on the data wire connecting rod between the second gas bag unit and the 3rd gas bag unit.
In order to guide gas bag unit to sink along drill hole wall exactly, the utility model also comprises guide cone, and described guide cone links to each other with the gas bag unit of least significant end.
Realize the specific aim test of ad hoc structure face for accurate location drilling inner structure face, the dynamically recording of opening width evolution process can be used for the result of the test checking under the effect of ad hoc structure face high water head, and the utility model also comprises lighting device and camera head; Described lighting device and camera head are all on the data wire connecting rod between the second gas bag unit and the 3rd gas bag unit.
In order to pressurize and pressure release to inside air bag timely, air supply pipe described in the utility model is provided with gas port.
For more favourable shutoff packer permeability test test section, airbag wall of the present utility model is two arc annular air-pocket walls.
Beneficial effect
The utility model is compared with prior art: 1, this device airbag components adopts two arc annular air-pocket wall constructions, and this structure is than the more favourable shutoff packer permeability test of traditional tubular shape airbag wall test section.2, this device airbag components is provided with the sealing empennage, and the shutoff of Effective Raise air bag is from close property.3, this device airbag components is set up sealing ring at two arc ring recesses, effectively increases air bag shutoff contact surface, and its elastic shrinkage is in time protected airbag wall, improves device application life.4, this device is equipped with minisize pick-up head, accurate location drilling inner structure face and realize the specific aim test of ad hoc structure face, and the dynamically recording of opening width evolution process can be used for result of the test and verifies under the effect of ad hoc structure face high water head.5, this installs distinctive detection air bag, is used for the Real Time Monitoring adjustment of setting-out air bag shutoff density, effective guarantee the stable regulation and control of multistage high pressure.6, this device connecting rod standard processing, operation connects easy, can connect control packer permeability test segment length by the connecting rod standard according to hole structure face position variability, improves packer permeability test efficient.
Description of drawings
Fig. 1 is structure sectional view of the present utility model.
Fig. 2 is the structure sectional view of gas bag unit of the present utility model.
Fig. 3 is that the A of Fig. 2 is to view.
The specific embodiment
For content of the present utility model is become apparent more, be further described below in conjunction with accompanying drawing 1-accompanying drawing 3 and the specific embodiment.
Fig. 1 is that the utility model is based on the structure sectional view of the sealing device of embolism packer permeability test, as shown in Figure 1, sealing device based on the embolism packer permeability test of the present utility model, comprise gas bag unit, sensor detecting system, guide cone 19, lighting device 5 and camera head 6 that four series connection arrange, when it is arranged vertically, according to from top to bottom, each corresponding function in gas bag unit position is followed successively by and detects air bag E, setting-out air bag F, setting-out air bag F and detect air bag E; Above-mentioned layout is divided into three sections with crack rock structural plane water pressure test in borehole zone, according to being followed successively by from top to bottom upper setting-out detection segment B, packer permeability test section C and lower setting-out detection segment G.Link to each other by connecting rod 9 between four gas bag units.Air supply pipe 8 in every adjacent two gas bag units is connected corresponding connection with feed pipe.
Sensor detecting system comprises data wire connecting rod 20, Three pressures sensor 3 and a temperature pick up 4; Described data wire connecting rod 20 runs through connecting rod 9 and runs through simultaneously four gas bag units, Three pressures sensor 3 lays respectively on the data wire connecting rod 20 between two adjacent gas bag units, and temperature pick up 4 is on the data wire connecting rod 20 between the second gas bag unit and the 3rd gas bag unit.
Lighting device 5 is provided with LED lamp device, and LED lamp device 5 and camera head 6 are arranged in the packer permeability test section, is connected with the data wire connecting rod by device interface, and device interface is fixing in the sealing of data wire connecting rod fluting riveted.
Fig. 2 is the structure sectional view of gas bag unit of the present utility model, and as shown in Figure 2, gas bag unit of the present utility model comprises airbag wall 14, sealing ring 15, sealing empennage 11, rigidity latch closure 12, air supply pipe 8 and feed pipe 7.Sealing ring 15 is contained in the external surface of airbag wall 14, and rigidity latch closure 12 is contained in the two ends of airbag wall 14, and sealing empennage 11 is contained in an end of airbag wall 14; Air supply pipe 8 runs through simultaneously sealing empennage 11 and links to each other by sealing fastener 18 with rigidity latch closure 12 and at the through part with sealing empennage 11 and rigidity latch closure 12.
Air bag one end is provided with sealing empennage 11, and setting-out when test is because of Water Pressure self sealss boring crag.Sealing empennage 11 is pasted by the backing plate of sealing fastener 18 is fastening with rigidity latch closure 12.Air bag wall ear 13 is fastening by mechanical riveted with rigidity latch closure 12.
Air supply pipe 8 in the gas bag unit evenly is laid with Φ 2mm gas port 16 at the tube wall periphery, can in time pressurize and pressure release.
The implementation step of the utility model device:
A, apparatus system are installed.Check whether air bag is complete, and whether connector exists mass defect.Begin assembling from upper detection air bag, the control sealing fastener is tightened dynamics, in time adds gluey sealant.After installing initial installation, adopt plugging cap to tighten relevant pipe fitting inspection and whether leak gas.
Structural plane to be measured location in b, the hole.Apparatus system slowly puts down from the aperture, open simultaneously LED lamp device and camera head, survey the geologic structure face of carefully searching in the image with the boring meet at the hole wall of computer synchronous presenting, camera records structural plane form to be measured and charges feature, Position Scale is surveyed note structural plane position, and hydraulic pressure sensor 3 is surveyed head position in the note hole.
C, the fine setting of device air bag.Relate generally to three aspects:: the one, the connecting rod 9 length fine setting between setting-out air bag F; The 2nd, sealing is close to fine setting between setting-out air bag, detection air bag and hole wall; The 3rd, gasbag pressure and original osmotic pressure fine setting.
Embodiment: such as Fig. 1, Fig. 2, shown in Figure 3.
Device airbag components upper and lower end parts steel plate, its processing thickness require to determine according to rigidity latch closure bearing capacity, while steel plate surface plate thickness suitable mechanical processing opening slot and seamless welding.As shown in Figure 1, packer permeability test section place hydraulic pressure sensor 3, temperature pick up 4, LED lamp device and camera head all standard are arranged on the data lines connecting rod, and wherein hydraulic pressure sensor 3 and 4 while of temperature pick up horizontal symmetrical are arranged in data wire connecting rod both sides.LED lamp device 5 is arranged with vertical line at the data wire connecting rod with shining camera head 6, installs spacing distance and determines according to LED lamp device 5 illumination intensities.Upper setting-out detection segment and lower this device of setting-out detection segment length are 30cm, according to crack rock boring situation, also can connect change setting-out detection segment length by connecting rod 9.Hydraulic pressure sensor 3 positions at setting-out detection segment place should be arranged between two parties along the data wire connecting rod.Packer permeability test section place water inlet pipe, its tube wall are established the three diameter of phi 2mm of place steam vents 17 in steel plate junction, air bag end, be used for the above crack rock structural plane of groundwater table water pressure test in borehole, in time drain packer permeability test section place sealing air.As shown in Figure 2, the data wire connecting rod adopts welding manner to be connected with air bag end steel plate, and weld seam adopts the sealing full weld, and weld width is not less than 5mm.Inside air bag air supply pipe 8, tube wall periphery are evenly arranged Φ 2mm gas port.Sealing empennage thickness and the wing are wide to be determined according to material flexibility and bore diameter.Sealing fastener 18 adopts general standard sealed pipe fittings accessory.As shown in Figure 3, feed pipe 7, air supply pipe 8 and data wire connecting rod 20 are 120 ° of layouts at air bag end steel plate surface plate, and the opening slot position is in panel center of radius place.
The utility model does not relate to partly all, and same as the prior art or employing prior art is realized.
Claims (7)
1. the sealing device based on the embolism packer permeability test is characterized in that, comprises sensor detecting system and at least four gas bag units that series connection arranges;
Wherein, described gas bag unit comprises airbag wall (14), sealing ring (15), sealing empennage (11), rigidity latch closure (12), air supply pipe (8) and feed pipe (7); Sealing ring (15) is contained in the external surface of airbag wall (14), and rigidity latch closure (12) is contained in the two ends of airbag wall (14), and sealing empennage (11) is contained in an end of airbag wall (14); Air supply pipe (8) runs through simultaneously sealing empennage (11) and links to each other by sealing fastener (18) with rigidity latch closure (12) and at the through part with sealing empennage (11) and rigidity latch closure (12).
2. the sealing device based on the embolism packer permeability test as claimed in claim 1 is characterized in that, links to each other by connecting rod (9) between described each gas bag unit.
3. the sealing device based on the embolism packer permeability test as claimed in claim 1 is characterized in that, described sensor detecting system comprises data wire connecting rod (20), Three pressures sensor (3) and a temperature pick up (4); Described data wire connecting rod (20) runs through connecting rod (9) and runs through simultaneously four gas bag units, Three pressures sensor (3) lays respectively on the data wire connecting rod (20) between two adjacent gas bag units, and temperature pick up (4) is on the data wire connecting rod (20) between the second gas bag unit and the 3rd gas bag unit.
4. such as claim 1 or 2 or 3 described sealing devices based on the embolism packer permeability test, it is characterized in that, also comprise guide cone (19), described guide cone (19) links to each other with the gas bag unit of least significant end.
5. the sealing device based on the embolism packer permeability test as claimed in claim 4 is characterized in that, also comprises lighting device (5) and camera head (6); Described lighting device (5) and camera head (6) are all on the data wire connecting rod (20) between the second gas bag unit and the 3rd gas bag unit.
6. the sealing device based on the embolism packer permeability test as claimed in claim 1 is characterized in that, described air supply pipe (8) is provided with gas port (16).
7. the sealing device based on the embolism packer permeability test as claimed in claim 1 is characterized in that, described airbag wall (14) is two arc annular air-pocket walls.
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CN201320195676.1U CN203239274U (en) | 2013-04-17 | 2013-04-17 | Sealing device based on plug water-pressure test |
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CN201320195676.1U CN203239274U (en) | 2013-04-17 | 2013-04-17 | Sealing device based on plug water-pressure test |
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CN201320195676.1U Expired - Fee Related CN203239274U (en) | 2013-04-17 | 2013-04-17 | Sealing device based on plug water-pressure test |
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Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105804735A (en) * | 2016-05-13 | 2016-07-27 | 浙江华东工程安全技术有限公司 | Three-plunger type hydraulic fracturing ground stress measurement system |
CN108397192A (en) * | 2018-04-16 | 2018-08-14 | 浙江大学 | A kind of simple device and its method of grittiness soil body gas permeability measurement |
CN108661035A (en) * | 2018-06-15 | 2018-10-16 | 深圳市水务规划设计院有限公司 | Packer permeability test equipment |
CN109267961A (en) * | 2018-11-05 | 2019-01-25 | 长江勘测规划设计研究有限责任公司 | A kind of water pressure test in borehole multichannel conversion quick pressure releasing device and its pressure relief method |
CN110286076A (en) * | 2019-07-12 | 2019-09-27 | 中国电建集团北京勘测设计研究院有限公司 | A kind of packer permeability test device of engineering geological investigation |
CN112664179A (en) * | 2020-12-31 | 2021-04-16 | 核工业北京地质研究院 | Device and method for positioning water flowing fracture in drilling layered test process |
CN114635664A (en) * | 2022-03-25 | 2022-06-17 | 中国矿业大学 | Section-by-section grouting reverse hole sealing device and method for ground temperature test hole |
-
2013
- 2013-04-17 CN CN201320195676.1U patent/CN203239274U/en not_active Expired - Fee Related
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105804735A (en) * | 2016-05-13 | 2016-07-27 | 浙江华东工程安全技术有限公司 | Three-plunger type hydraulic fracturing ground stress measurement system |
CN108397192A (en) * | 2018-04-16 | 2018-08-14 | 浙江大学 | A kind of simple device and its method of grittiness soil body gas permeability measurement |
CN108661035A (en) * | 2018-06-15 | 2018-10-16 | 深圳市水务规划设计院有限公司 | Packer permeability test equipment |
CN108661035B (en) * | 2018-06-15 | 2024-03-19 | 深圳市水务规划设计院股份有限公司 | Pressurized water test equipment |
CN109267961A (en) * | 2018-11-05 | 2019-01-25 | 长江勘测规划设计研究有限责任公司 | A kind of water pressure test in borehole multichannel conversion quick pressure releasing device and its pressure relief method |
CN109267961B (en) * | 2018-11-05 | 2024-03-22 | 长江勘测规划设计研究有限责任公司 | Multi-channel conversion rapid pressure relief device and method for drilling pressurized water test |
CN110286076A (en) * | 2019-07-12 | 2019-09-27 | 中国电建集团北京勘测设计研究院有限公司 | A kind of packer permeability test device of engineering geological investigation |
CN112664179A (en) * | 2020-12-31 | 2021-04-16 | 核工业北京地质研究院 | Device and method for positioning water flowing fracture in drilling layered test process |
CN114635664A (en) * | 2022-03-25 | 2022-06-17 | 中国矿业大学 | Section-by-section grouting reverse hole sealing device and method for ground temperature test hole |
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