CN204188353U - Packing element sealing property detection device - Google Patents
Packing element sealing property detection device Download PDFInfo
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- CN204188353U CN204188353U CN201420618434.3U CN201420618434U CN204188353U CN 204188353 U CN204188353 U CN 204188353U CN 201420618434 U CN201420618434 U CN 201420618434U CN 204188353 U CN204188353 U CN 204188353U
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Abstract
The utility model discloses a kind of packing element sealing property detection device, its upper end cover and bottom end cover are separately positioned on axle two ends, urceolus is fixedly connected with bottom end cover with upper end cover respectively, axle outer wall is provided with neck bush, on outer tube inner wall, corresponding neck bush is provided with external bushing, piston is disposed with between neck bush and external bushing, upper drift diameter gauge, packing element and lower drift diameter gauge, urceolus is provided with the first pressurization hole, sealing of hole is tested in second observation or pressurization and envelope or viewport are tested in the 3rd pressurization, first pressurization hole, sealing of hole is tested in second observation or pressurization and envelope or the cavity connects of viewport respectively and between neck bush and external bushing are tested in the 3rd pressurization, and be connected respectively to compression system.The utility model can simulate downhole temperature, pressure working condition, and packing element duty, detects the sealing property of packing element.
Description
Technical field
The utility model relates to and a kind ofly detects the device of packing element sealing property at ground simulation down-hole high temperature and high pressure environment, belongs to oil and gas well testing field.
Background technology
Packer is used for oil and gas well testing operation, and its Main Function is the annular space between shaft bottom packing oil pipe and sleeve pipe.Therefore require that the packing element on packer body can bear High Pressure Difference under the high temperature conditions.For guaranteeing that packer is in down-hole dependable performance, must detect the sealing property that packing element carries out under High Temperature High Pressure before entering well.
Pick-up unit of the prior art is more, such as, the testing inspection instrument of the disclosed a kind of compression type packer tubling of China Patent No. " 201310163818.0 ", publication date is 2013-09-11, it comprises pipe core, separate the fluid cylinder overcoat of tube sealing and tubular, the right-hand member of fluid cylinder overcoat is connected with the deblocking seal of tube by the abutment ring of tubular, closed toroidal cavity is formed between fluid cylinder overcoat and pipe core, be provided with the piston of tubular in toroidal cavity and be sheathed on the measurement ring separated outside tube sealing, piston can promote baffle ring, piston rod and measure the axial sliding movement of ring centrally pipe, between piston and abutment ring, the sidewall separating tube sealing is provided with through hole.
But current existing some defects of pick-up unit ubiquity and use restriction: the pick-up unit had can only carry out pressure-bearing detection at normal temperatures; Some pick-up units can only carry out heatproof detection at ambient pressure; In addition, the detection packer of simulated experiment well simultaneously under uniform temperature and pressure condition is adopted although have, namely build the simulation well of certain depth by true size of the hole on ground, full-scale packer is lowered in simulation well, coordinate relevant device, complete and set, test envelope action, finally make packing performance evaluation result, but this type systematic has following shortcoming: not only device volume is large, operation energy consumption is high, inconvenient operation, can detect packing element model few.
Summary of the invention
The purpose of this utility model is the problems referred to above overcoming prior art existence, provides a kind of packing element sealing property detection device.The utility model can simulate downhole temperature, pressure working condition, and packing element duty, detects the sealing property of packing element, is suitable for packing element range of size wider, solves that traditional analog unit scale is large, complex structure, runs and controls the large problem of difficulty.
For achieving the above object, the technical solution adopted in the utility model is as follows:
A kind of packing element sealing property detection device, it is characterized in that: comprise upper end cover, bottom end cover, axle, urceolus, compression system and the heating system for control simulation downhole temperature environment of heating, described upper end cover and bottom end cover are separately positioned on axle two ends, urceolus is fixedly connected with bottom end cover with upper end cover respectively, axle outer wall is provided with neck bush, on outer tube inner wall, corresponding neck bush is provided with external bushing, piston is disposed with between neck bush and external bushing, upper drift diameter gauge, packing element and lower drift diameter gauge, urceolus is provided with the first pressurization hole, sealing of hole is tested in second observation or pressurization and envelope or viewport are tested in the 3rd pressurization, first pressurization hole, sealing of hole is tested in second observation or pressurization and envelope or the cavity connects of viewport respectively and between neck bush and external bushing are tested in the 3rd pressurization, and be connected respectively to compression system.
Described heating system comprises heating jacket, temperature sensor and heating controller, and heating jacket is arranged on urceolus, and temperature sensor is arranged on heating jacket, and heating jacket, temperature sensor are connected with heating controller respectively by cable.
Described heating jacket to be observed or pressurization is tested sealing of hole and the 3rd pressurization and tested between envelope or viewport second.
The bottom of described temperature sensor and the wall contacts of urceolus.
Described piston and upper drift diameter gauge form one and set power system, and the first pressurization hole is between upper end cover and piston.
Described second observe or pressurization test sealing of hole and the 3rd pressurization test envelope or viewport be positioned at simulation set after packing element both sides, and second observe or pressurization to test sealing of hole corresponding with upper drift diameter gauge, the 3rd pressurization test seal or viewport corresponding with lower drift diameter gauge.
Employing the utility model has the advantage of:
One, the utility model can simulate downhole temperature, pressure working condition, and packing element duty, detect the sealing property of packing element, simple for structure, simple to operate, applicable packing element range of size is wider, operating cost is low, solve that traditional analog unit scale is large, complex structure, run and control the large problem of difficulty.
Two, the utility model adapts to the packing element of different size by changing external bushing in different size, is mainly applicable to 90-170mm.
Three, in the utility model, heating jacket, temperature sensor, heating controller, three forms a heating system, can realize urceolus and inner space heating, temperature environment 200 DEG C under simulation well, and keep long-time temperature constant.
Four, the utility model comprises piston, upper drift diameter gauge, the two forms one and sets power system, hydraulic pressure is as driving source, by piston, hydraulic rotation is turned to setting force to push packing element and realize simulation and set process, alternative traditional large load mechanical force of employing directly loads the simulation of extruding packing element and sets process, structure is simpler, and system bulk is less.
Five, the utility model arranges axle by outer barrel, and packing element is placed in analogue means axle, substitutes traditional analog form whole packer is placed in wellbore hole simulator.
To sum up, the utility model can the hot environment of lower 200 DEG C of simulation well, and constant temperature can be kept for a long time, there is the working pressure of 105MPa, this device adapts to the packing element of different size by the interior external bushing changing different size simultaneously, 90-170mm, meets the demand of most packer packing separating performance assessment; Meanwhile, system external diameter can adopt 220mm, and length can adopt 990mm, and volume is little, easy to operate, and High Temperature High Pressure packing element Performance Evaluation has advantage, and application prospect is large.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation
Be labeled as in figure: 1, upper end cover, 2, bottom end cover, 3, urceolus, 4, axle, 5, neck bush, 6, external bushing, 7, piston, 8, upper drift diameter gauge, 9, packing element, 10, lower drift diameter gauge, 11, heating jacket, 12, temperature sensor, 13, heating controller, the 14, compression system, 15, first pressurization hole, 16, sealing of hole is tested in the second observation or pressurization, and envelope or viewport are tested in the 17, the 3rd pressurization.
Embodiment
Embodiment 1
A kind of packing element sealing property detection device, comprise upper end cover 1, bottom end cover 2, axle 4, urceolus 3, compression system 14 and the heating system for control simulation downhole temperature environment of heating, described upper end cover 1 and bottom end cover 2 are separately positioned on axle 4 two ends, urceolus 3 is fixedly connected with bottom end cover 2 with upper end cover 1 respectively, axle 4 outer wall is provided with neck bush 5, on urceolus 3 inwall, corresponding neck bush 5 is provided with external bushing 6, piston 7 is disposed with between neck bush 5 and external bushing 6, upper drift diameter gauge 8, packing element 9 and lower drift diameter gauge 10, urceolus 3 is provided with the first pressurization hole 15, sealing of hole 16 is tested in second observation or pressurization and envelope or viewport 17 are tested in the 3rd pressurization, first pressurization hole 15, sealing of hole 16 is tested in second observation or pressurization and envelope is tested in the 3rd pressurization or viewport 17 is communicated with the closed cavity between neck bush 5 and external bushing 6 respectively, and be connected respectively to compression system 14.
In the present embodiment, described heating system comprises heating jacket 11, temperature sensor 12 and heating controller 13, heating jacket 11 is arranged on urceolus 3, and temperature sensor 12 is arranged on heating jacket 11, and heating jacket 11, temperature sensor 12 are connected with heating controller 13 respectively by cable.
In the present embodiment, described heating jacket 11 to be observed or pressurization is tested sealing of hole 16 and the 3rd pressurization and tested between envelope or viewport 17 second.
In the present embodiment, the bottom of described temperature sensor 12 and the wall contacts of urceolus 3.
In the present embodiment, described piston 7 and upper drift diameter gauge 8 form one and set power system, and the first pressurization hole 15 is between upper end cover 1 and piston 7.
In the present embodiment, described second observe or pressurization test sealing of hole 16 and the 3rd pressurization test envelope or viewport 17 be positioned at simulation set after packing element 9 both sides, and second observe or pressurization to test sealing of hole 16 corresponding with upper drift diameter gauge 8, the 3rd pressurization test seal or viewport 17 corresponding with lower drift diameter gauge 10.
Principle of work of the present utility model is:
Heat temperature environment under simulation well in heating jacket 11 pairs of urceolus 3 and inside, temperature sensor 12 and the temperature of heating controller 13 to required simulation control, and temperature is up to 200 DEG C, can reach temperature conditions under real well.Compression system 14 pressurizes to the first pressurization hole 15, pressure acts on piston 7, this process simulation setting force promotes piston 7 and upper drift diameter gauge 8 moves forward extruding packing element 9, packing element 9 pressurized longitudinal contraction, to be radially expanded, complete and set, then close the first pressurization hole 15, what maintain packing element 9 sets state.Then compression system 14 tests envelope to the 3rd pressurization or envelope is tested in viewport 17 pressurization, and test sealing of hole 16 pressure do not rise if observe the second observation or pressurization, so packing element sealing property is qualified; If observe the second observation or sealing of hole 16 pressure increase is tested in pressurization, so packing element sealing property is defective.In addition, also instead can test envelope, namely compression system 14 to second observe or pressurization test sealing of hole 16 pressurization test envelope, the 3rd pressurization test envelope or viewport 17 as observation.
Embodiment 2
The present embodiment is described the utility model by reference to the accompanying drawings, as shown in Figure 1:
The utility model connected mode: upper end cover 1 and bottom end cover 2 are connected to the two ends of axle 4; Urceolus 3 relies on screw thread to be connected with upper end cover 1 with bottom end cover 2; Neck bush 5 is arranged on axle 4 outer wall; External bushing 6 is installed on the inwall of urceolus 3; Piston 7, upper drift diameter gauge 8, packing element 9, lower drift diameter gauge 10 are from left to right arranged on neck bush 5 successively; Urceolus 3 has 3 holes, be from left to right respectively the first pressurization hole 15, second and observe or pressurization is tested sealing of hole 16 and the 3rd pressurization and tested envelope or viewport 17, compression system 14 is connected with these three holes respectively by pipeline; Heating jacket 11 is arranged on urceolus 3, to observe or pressurization is tested sealing of hole 16 and the 3rd pressurization and tested between envelope or viewport 17 second; Heating jacket 11 there is temperature sensor 12, the bottom of temperature sensor 12 and the wall contacts of urceolus 3; Heating jacket 11, temperature sensor 12 are connected with heating controller 13 by cable, composition constant-temperature heating system.
The utility model can simulate downhole temperature, pressure working condition, and packing element duty, detects the sealing property of packing element.
In order to adapt to the detection of different size packing element, by the packing element changing the neck bush 5 of different size, external bushing 6 adapts to different size, 90-170mm.
The utility model comprises heating jacket 11, temperature sensor 12, heating controller 13, and three forms a heating system.Can realize urceolus 3 and inner space heating, temperature environment 200 DEG C under simulation well, and keep long-time temperature constant.
The utility model comprises piston 7, upper drift diameter gauge 8, and the two forms one and sets power system.Hydraulic pressure, as driving source, turns to setting force by piston hydraulic rotation and pushes packing element 9 and realize simulation and set process, and substitute traditional large load mechanical force of employing and directly load the simulation of extruding packing element and set process, structure is simpler, and system bulk is less.Compression system can adopt compression system of the prior art.
Utility model works pressure 105MPa, working temperature 200 DEG C, external diameter 220mm, length 990mm.
The utility model arranges axle 4 by urceolus 3 inside, and packing element 9 is placed in analogue means axle 4, substitutes traditional analog form whole packer is placed in wellbore hole simulator.
Claims (6)
1. a packing element sealing property detection device, it is characterized in that: comprise upper end cover (1), bottom end cover (2), axle (4), urceolus (3), compression system (14) and the heating system for control simulation downhole temperature environment of heating, described upper end cover (1) and bottom end cover (2) are separately positioned on axle (4) two ends, urceolus (3) is fixedly connected with bottom end cover (2) with upper end cover (1) respectively, axle (4) outer wall is provided with neck bush (5), on urceolus (3) inwall, corresponding neck bush (5) is provided with external bushing (6), piston (7) is disposed with between neck bush (5) and external bushing (6), upper drift diameter gauge (8), packing element (9) and lower drift diameter gauge (10), urceolus (3) is provided with the first pressurization hole (15), sealing of hole (16) is tested in second observation or pressurization and envelope or viewport (17) are tested in the 3rd pressurization, first pressurization hole (15), sealing of hole (16) is tested in second observation or pressurization and envelope or the cavity connects of viewport (17) respectively and between neck bush (5) and external bushing (6) are tested in the 3rd pressurization, and be connected respectively to compression system (14).
2. packing element sealing property detection device according to claim 1, it is characterized in that: described heating system comprises heating jacket (11), temperature sensor (12) and heating controller (13), heating jacket (11) is arranged on urceolus (3), temperature sensor (12) is arranged on heating jacket (11), and heating jacket (11), temperature sensor (12) are connected with heating controller (13) respectively by cable.
3. packing element sealing property detection device according to claim 2, is characterized in that: described heating jacket (11) is positioned at the second observation or sealing of hole (16) is tested in pressurization and the 3rd pressurization is tested between envelope or viewport (17).
4. the packing element sealing property detection device according to Claims 2 or 3, is characterized in that: the bottom of described temperature sensor (12) and the wall contacts of urceolus (3).
5. packing element sealing property detection device according to claim 4, is characterized in that: described piston (7) and upper drift diameter gauge (8) form one and set power system, and the first pressurization hole (15) is positioned between upper end cover (1) and piston (7).
6. the packing element sealing property detection device according to claim 1,2,3 or 5, it is characterized in that: described second observe or pressurization test sealing of hole (16) and the 3rd pressurization test envelope or viewport (17) be positioned at simulate set after packing element (9) both sides, and second observe or pressurization to test sealing of hole (16) corresponding with upper drift diameter gauge (8), the 3rd pressurization test seal or viewport (17) corresponding with lower drift diameter gauge (10).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420618434.3U CN204188353U (en) | 2014-10-23 | 2014-10-23 | Packing element sealing property detection device |
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| CN201420618434.3U CN204188353U (en) | 2014-10-23 | 2014-10-23 | Packing element sealing property detection device |
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| CN204188353U true CN204188353U (en) | 2015-03-04 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104634514A (en) * | 2015-03-05 | 2015-05-20 | 中国海洋石油总公司 | Device for testing sealing performance of rubber cylinder assembly of packer |
| CN104897349A (en) * | 2015-06-29 | 2015-09-09 | 株洲时代新材料科技股份有限公司 | Device and method for testing sealing performance of packer rubber |
| CN104949803A (en) * | 2015-06-29 | 2015-09-30 | 株洲时代新材料科技股份有限公司 | Simulation packer |
| CN104964799A (en) * | 2015-06-29 | 2015-10-07 | 株洲时代新材料科技股份有限公司 | Device for testing sealing of packer glue cylinder |
| CN104990672A (en) * | 2015-06-29 | 2015-10-21 | 株洲时代新材料科技股份有限公司 | Method and device for testing sealing performance of rubber sleeve of packer |
| CN105006196A (en) * | 2015-06-29 | 2015-10-28 | 株洲时代新材料科技股份有限公司 | Contraction type simulation packer and assembly-disassembly method thereof |
| CN105043731A (en) * | 2015-06-29 | 2015-11-11 | 株洲时代新材料科技股份有限公司 | Contractive packer simulation test device and test method |
| CN105509971A (en) * | 2016-02-18 | 2016-04-20 | 天鼎联创密封技术（北京）有限公司 | Rubber sleeve sealing performance detection device and method |
| CN105604521A (en) * | 2016-02-23 | 2016-05-25 | 西南石油大学 | Multifunctional compression packer rubber sleeve unit experiment device |
| CN106644318A (en) * | 2017-02-08 | 2017-05-10 | 隆学武 | Sealing ring sealing performance detection apparatus |
| CN106996853A (en) * | 2017-06-08 | 2017-08-01 | 西南石油大学 | A kind of axial seal experimental rig |
| CN107238470A (en) * | 2017-06-08 | 2017-10-10 | 西南石油大学 | One kind visualization axial seal experimental rig |
| CN109269739A (en) * | 2018-10-12 | 2019-01-25 | 中国石油天然气股份有限公司西南油气田分公司工程技术研究院 | It is a kind of for testing the test tool of packing element performance |
| CN110095219A (en) * | 2019-05-15 | 2019-08-06 | 清华大学 | A kind of packing element contact force test device |
| CN110095236A (en) * | 2019-05-15 | 2019-08-06 | 清华大学 | A kind of packing element sealing property testing equipment |
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2014
- 2014-10-23 CN CN201420618434.3U patent/CN204188353U/en active Active
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| CN104634514A (en) * | 2015-03-05 | 2015-05-20 | 中国海洋石油总公司 | Device for testing sealing performance of rubber cylinder assembly of packer |
| CN105043731B (en) * | 2015-06-29 | 2018-08-21 | 株洲时代新材料科技股份有限公司 | A kind of contraction type packer simulation test device and test method |
| CN104964799A (en) * | 2015-06-29 | 2015-10-07 | 株洲时代新材料科技股份有限公司 | Device for testing sealing of packer glue cylinder |
| CN104990672B (en) * | 2015-06-29 | 2018-09-18 | 株洲时代新材料科技股份有限公司 | Packing element sealing performance test method and sealing property testing equipment |
| CN104949803B (en) * | 2015-06-29 | 2018-01-09 | 株洲时代新材料科技股份有限公司 | One kind simulation packer |
| CN105006196B (en) * | 2015-06-29 | 2018-01-09 | 株洲时代新材料科技股份有限公司 | A kind of contraction type simulation packer and its mounting and dismounting method |
| CN105043731A (en) * | 2015-06-29 | 2015-11-11 | 株洲时代新材料科技股份有限公司 | Contractive packer simulation test device and test method |
| CN104949803A (en) * | 2015-06-29 | 2015-09-30 | 株洲时代新材料科技股份有限公司 | Simulation packer |
| CN104897349A (en) * | 2015-06-29 | 2015-09-09 | 株洲时代新材料科技股份有限公司 | Device and method for testing sealing performance of packer rubber |
| CN104990672A (en) * | 2015-06-29 | 2015-10-21 | 株洲时代新材料科技股份有限公司 | Method and device for testing sealing performance of rubber sleeve of packer |
| CN105006196A (en) * | 2015-06-29 | 2015-10-28 | 株洲时代新材料科技股份有限公司 | Contraction type simulation packer and assembly-disassembly method thereof |
| CN105509971A (en) * | 2016-02-18 | 2016-04-20 | 天鼎联创密封技术（北京）有限公司 | Rubber sleeve sealing performance detection device and method |
| CN105604521B (en) * | 2016-02-23 | 2018-06-29 | 西南石油大学 | A kind of multi-functional compression type packer tubling unit experiment device |
| CN105604521A (en) * | 2016-02-23 | 2016-05-25 | 西南石油大学 | Multifunctional compression packer rubber sleeve unit experiment device |
| CN106644318A (en) * | 2017-02-08 | 2017-05-10 | 隆学武 | Sealing ring sealing performance detection apparatus |
| CN106996853A (en) * | 2017-06-08 | 2017-08-01 | 西南石油大学 | A kind of axial seal experimental rig |
| CN107238470A (en) * | 2017-06-08 | 2017-10-10 | 西南石油大学 | One kind visualization axial seal experimental rig |
| CN109269739A (en) * | 2018-10-12 | 2019-01-25 | 中国石油天然气股份有限公司西南油气田分公司工程技术研究院 | It is a kind of for testing the test tool of packing element performance |
| CN110095219A (en) * | 2019-05-15 | 2019-08-06 | 清华大学 | A kind of packing element contact force test device |
| CN110095236A (en) * | 2019-05-15 | 2019-08-06 | 清华大学 | A kind of packing element sealing property testing equipment |
| CN110095219B (en) * | 2019-05-15 | 2020-04-28 | 清华大学 | Packer packing element contact force testing arrangement |
| CN110095236B (en) * | 2019-05-15 | 2020-05-12 | 清华大学 | Packer packing element sealing performance testing arrangement |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20210805 Address after: 100007 No. 9 North Main Street, Dongcheng District, Beijing, Dongzhimen Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC Chuanqing Drilling Engineering Co.,Ltd. Address before: The 1 section of No. 3 company Chuanqing Drilling Technology Information Office Chenghua District Green Road 610051 Chengdu City, Sichuan Province Patentee before: CNPC Chuanqing Drilling Engineering Co.,Ltd. |
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| TR01 | Transfer of patent right |