CN203022725U - Stress tester for testing pipe column - Google Patents
Stress tester for testing pipe column Download PDFInfo
- Publication number
- CN203022725U CN203022725U CN 201220733208 CN201220733208U CN203022725U CN 203022725 U CN203022725 U CN 203022725U CN 201220733208 CN201220733208 CN 201220733208 CN 201220733208 U CN201220733208 U CN 201220733208U CN 203022725 U CN203022725 U CN 203022725U
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- urceolus
- test
- testing
- modular converter
- foil gauge
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a test tubular column stress tester, including meeting an emergency section of thick bamboo, urceolus and testing arrangement, the urceolus is fixed on meeting an emergency section of thick bamboo, is formed with a sealed cavity between urceolus and the meeting an emergency section of thick bamboo, and testing arrangement sets up in the cavity, testing arrangement includes power, circuit board and foil gage, be provided with the AD conversion module of receiving foil gage data collection on the circuit board and receive the data that AD conversion module handled and will receive data storage's storage module, the power is connected with foil gage, AD conversion module and storage module respectively. The utility model discloses can test the load of testing the tubular column in the pit and verify in the test oil testing process, measure and save the tubular column loading in the well of each kind of operating mode in the testing process, avoid tubular column destruction, packer to lose the emergence of sealing the accident.
Description
Technical field
The utility model relates to a kind of test string stress test device, is used for record, storage and shows During Oil Testing Process test string STRESS VARIATION situation, belongs to the technical field of downhole testing instrument in During Oil Testing Process.
Background technology
Along with deepening continuously of oil-gas resource exploration and development, because the formation testing technology is measured accurately with it, the advantages such as content measurement is extensive are playing an important role aspect quickening Oil And Gas Exploration And Development speed, in recent years, the large discharge capacity well of the HTHP that each oil gas field is drilled to is increasing, therefore, the oil-gas Layer measuring technology also is widely applied in the special wells such as deep-well, ultradeep well.
but along with applying of oil-gas Layer test, use existing test string to carry out the formation testing test in these wells, because the stratum has very large uncertainty, in the formation testing Completion Operations, output, pressure, the parameter variation ranges such as temperature are very large, sometimes limiting value even more than expected, these situations have strengthened loses the risk of sealing to the destruction of tubing string and packer, therefore, in engineering reality, for deep-well, the test of ultradeep well, determining of design of string pipe and construction parameter, lack corresponding theoretical foundation, hindered the formation testing technology at deep-well, further applying in ultradeep well, for fear of the generation that tubing string destroys, packer loses the envelope accident, Chinese scholars and petroleum works technician have carried out a large amount of theories and in-house laboratory investigation to load, stress, the distortion of formation testing testing well lower tubular column, yet the accuracy of formation testing testing well lower tubular column mechanical analysis lacks on-site verification always, if these problems can not finely solve, not only to affect further applying of formation testing technology, and will directly affect the development process of oil-gas exploration.
The utility model content
The purpose of this utility model is to overcome existing test string and carries out the problems referred to above that the formation testing test exists, a kind of test string stress test device is provided, the utility model can the load to the downhole testing tubing string carry out testing authentication in the formation testing test process, tubing string stand under load in the well of each operating mode in test process is measured and stored, avoid the generation that tubing string destroys, packer loses the envelope accident.
For achieving the above object, the technical solution adopted in the utility model is as follows:
A kind of test string stress test device, it is characterized in that: comprise strain tube, urceolus and testing arrangement, described urceolus is fixed on strain tube, be formed with the cavity of a sealing between urceolus and strain tube, testing arrangement is arranged in cavity, described testing arrangement comprises power supply, circuit board and foil gauge, the memory module that is provided with the A/D modular converter that receives the foil gauge image data and the data that receive the A/D module processing on described circuit board and receive data is stored, power supply is connected with memory module with foil gauge, A/D modular converter respectively.
Be provided with limited step on described strain tube, urceolus one end is positioned on limited step, and the other end is fixed on strain tube by clip.
The external diameter of described urceolus and clip is consistent with the external diameter of short circuit, and urceolus is connected with the test short circuit by screw thread.
Described foil gauge is connected with the A/D modular converter, and the A/D modular converter is connected with memory module.
Described foil gauge is a plurality of, is connected with the A/D modular converter respectively.
Employing the utility model has the advantage of:
One, the utility model is the downhole tool that coordinates the formation testing test string to use, A/D modular converter, the data memory module that arranges can record, changes and store the STRESS VARIATION situation of test string stress test device present position in During Oil Testing Process effectively, and take the data of actual measurement to ground and process, therefore, can monitor the mechanical property of test string in test process, and the pressure according to the test string needs changes before construction, avoids the generation that tubing string destroys, packer loses the envelope accident.
Two, in the utility model, the external diameter of urceolus and clip is consistent with the external diameter of short circuit, and urceolus is connected with the test short circuit by screw thread, adopts this structure not only to be convenient to and tests being connected of short circuit, and also can easily take out testing arrangement after test is completed.
Three, in the utility model, described foil gauge is connected with the A/D modular converter, and the A/D modular converter is connected with memory module, and the current signal that foil gauge can be collected is data signal by the A/D module processing, and stores fast by memory module.
Four, in the utility model, foil gauge is a plurality of, is connected with the A/D modular converter respectively, can access a plurality of current signals by a plurality of foil gauges, has improved the accuracy of test.
Five, in the utility model, be provided with limited step on described strain tube, urceolus one end is positioned on limited step, and the other end is fixed on strain tube by clip, adopt this structure to be convenient to testing arrangement be put into and taken out toroidal cavity, and be convenient to cavity is sealed.
Description of drawings
Fig. 1 is the utility model structural representation
Be labeled as in figure: 1, strain tube, 2, urceolus, 3, circuit board, 4, foil gauge, 5, clip.
The specific embodiment
A kind of test string stress test device, comprise strain tube 1, urceolus 2 and testing arrangement, described urceolus 2 is fixed on strain tube 1, be formed with the toroidal cavity of a sealing between urceolus 2 and strain tube 1, testing arrangement is arranged in cavity, described testing arrangement comprises power supply, circuit board 3 and foil gauge 4, the memory module that is provided with the A/D modular converter that receives foil gauge 4 image data and the data that receive the A/D module processing on described circuit board and receive data is stored, power supply is connected with memory module with foil gauge 4, A/D modular converter respectively.
In the utility model, be provided with limited step on described strain tube 1, urceolus 2 one ends are positioned on limited step, and the other end is fixed on strain tube 1 by clip 5.
In the utility model, the external diameter of described urceolus 2 and clip 5 is consistent with the external diameter of short circuit, and urceolus 2 is connected with the test short circuit by screw thread.
In the utility model, described foil gauge 4 is connected with the A/D modular converter, and the A/D modular converter is connected with memory module.
In the utility model, described foil gauge 4 is a plurality of, is connected with the A/D modular converter respectively, for example, can select 5 when carrying out shaft bottom test string stress test and well head test string stress test, but be not limited to this.
In the utility model is that the HTHP lithium battery can be selected in the source, and circuit board 3 is the high temperature circuit plate, and foil gauge is high temperature strain foil.
When being used for shaft bottom test string stress test, be applicable to 0-150 ℃ of temperature, pressure 0-120MPa operating mode.During well head test string stress test, be applicable to 0-125 ℃ of temperature, pressure 0-120MPa.
operating principle of the present utility model is: during use, with the utility model by screwed connection on the depth location of setting on drilling tool, after under lower going-into-well, foil gauge is under stress, in battery powered situation, the strain current signal that the real-time change of down-hole pressure can be produced is transferred to the A/D modular converter that is arranged on circuit board, the A/D modular converter is treated to data signal with the current signal of receiving, memory module on the recycling circuit board is stored data, realization is with the position stress of shaft bottom test string and the access of well head test string, temperature is stored, after the test construction finishes, trip out the utility model from the down-hole, shaft bottom test string stress test device is connected connector converter with well head test string stress test device to be connected with computer, the sense data result, and store in the mode of figure and form respectively and show on computers, so that post analysis.
The above is only preferred embodiment of the present utility model, not in order to limiting the utility model, all any modifications of doing within spirit of the present utility model and principle, is equal to and replaces and improvement etc., within all should being included in protection domain of the present utility model.
Claims (5)
1. test string stress test device, it is characterized in that: comprise strain tube (1), urceolus (2) and testing arrangement, described urceolus (2) is fixed on strain tube (1), be formed with the cavity of a sealing between urceolus (2) and strain tube (1), testing arrangement is arranged in cavity, described testing arrangement comprises power supply, circuit board (3) and foil gauge (4), the memory module that is provided with the A/D modular converter that receives the foil gauge image data and the data that receive the A/D module processing on described circuit board (3) and receive data is stored, power supply respectively with foil gauge (4), the A/D modular converter is connected with memory module.
2. test string stress test device according to claim 1, it is characterized in that: described strain tube is provided with limited step on (1), and urceolus (2) one ends are positioned on limited step, and the other end is fixed on strain tube (1) by clip (5).
3. test string stress test device according to claim 1 and 2, it is characterized in that: described urceolus (2) is consistent with the external diameter of short circuit with the external diameter of clip (5), and urceolus (2) is connected with the test short circuit by screw thread.
4. test string stress test device according to claim 1 and 2, it is characterized in that: described foil gauge (4) is connected with the A/D modular converter, and the A/D modular converter is connected with memory module.
5. test string stress test device according to claim 4 is characterized in that: described foil gauge (4) is connected with the A/D modular converter respectively for a plurality of.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220733208 CN203022725U (en) | 2012-12-27 | 2012-12-27 | Stress tester for testing pipe column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220733208 CN203022725U (en) | 2012-12-27 | 2012-12-27 | Stress tester for testing pipe column |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203022725U true CN203022725U (en) | 2013-06-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220733208 Expired - Lifetime CN203022725U (en) | 2012-12-27 | 2012-12-27 | Stress tester for testing pipe column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203022725U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105781526A (en) * | 2014-12-24 | 2016-07-20 | 中国石油天然气股份有限公司 | Stress testing device and stress testing method for water injection well pipe column |
| CN106522918A (en) * | 2016-10-31 | 2017-03-22 | 中国石油集团川庆钻探工程有限公司 | Test operation tubular column capable of realizing direct-push kill well and stratum test method thereof |
| CN108534972A (en) * | 2018-03-15 | 2018-09-14 | 西南石油大学 | A kind of experimental provision and experimental method of the vibration of test high gas rate well completion tubular column |
| CN109973073A (en) * | 2019-02-21 | 2019-07-05 | 长江大学 | A kind of downhole testing pipe nipple for deepwater drilling |
| CN112097983A (en) * | 2020-09-17 | 2020-12-18 | 中铝国际工程股份有限公司 | Device and method for monitoring stress and particle density of fractured rock mass in tunnel engineering |
| CN113818865A (en) * | 2021-09-18 | 2021-12-21 | 西安洛科电子科技股份有限公司 | A kind of intelligent layered water injection test device and using method thereof |
-
2012
- 2012-12-27 CN CN 201220733208 patent/CN203022725U/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105781526A (en) * | 2014-12-24 | 2016-07-20 | 中国石油天然气股份有限公司 | Stress testing device and stress testing method for water injection well pipe column |
| CN106522918A (en) * | 2016-10-31 | 2017-03-22 | 中国石油集团川庆钻探工程有限公司 | Test operation tubular column capable of realizing direct-push kill well and stratum test method thereof |
| CN106522918B (en) * | 2016-10-31 | 2020-04-10 | 中国石油集团川庆钻探工程有限公司 | Test operation tubular column capable of realizing direct-push kill well and stratum test method thereof |
| CN108534972A (en) * | 2018-03-15 | 2018-09-14 | 西南石油大学 | A kind of experimental provision and experimental method of the vibration of test high gas rate well completion tubular column |
| CN109973073A (en) * | 2019-02-21 | 2019-07-05 | 长江大学 | A kind of downhole testing pipe nipple for deepwater drilling |
| CN112097983A (en) * | 2020-09-17 | 2020-12-18 | 中铝国际工程股份有限公司 | Device and method for monitoring stress and particle density of fractured rock mass in tunnel engineering |
| CN112097983B (en) * | 2020-09-17 | 2022-03-01 | 中铝国际工程股份有限公司 | Device and method for monitoring stress and particle density of fractured rock mass in tunnel engineering |
| CN113818865A (en) * | 2021-09-18 | 2021-12-21 | 西安洛科电子科技股份有限公司 | A kind of intelligent layered water injection test device and using method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130626 |