CN105275429A - Intelligent test valve - Google Patents
Intelligent test valve Download PDFInfo
- Publication number
- CN105275429A CN105275429A CN201510675122.5A CN201510675122A CN105275429A CN 105275429 A CN105275429 A CN 105275429A CN 201510675122 A CN201510675122 A CN 201510675122A CN 105275429 A CN105275429 A CN 105275429A
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- urceolus
- valve
- valve core
- sealing ring
- pressure sensor
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Abstract
An intelligent test valve relates to a formation tester for formation testing, and comprises an outer cylinder assembly, a test valve, and a controller. The outer cylinder assembly comprises a lower joint, a valve joint, an outer cylinder, and an upper joint. The test valve comprises a valve outer cylinder, a switching valve core, a balancing valve core, a power screw, a screw shaft sleeve, a bearing, and a bearing block. The valve outer cylinder is connected to the valve joint, and the lower end of the valve outer cylinder is in threaded connection with a valve cylinder cap. The lower end of the switching valve core is in threaded connection with the upper end of the balancing valve core, and the switching valve core sleeves the power screw in a threaded manner. The controller comprises a motor outer cylinder, a motor, a planetary gear box, a microprocessor, an internal pressure sensor, an external pressure sensor, and a battery, wherein the motor is connected with the planetary gear box, the output shaft of the planetary gear box is connected with the power screw, the upper joint of the external pressure sensor is provided with a through hole, and the signal output end of the internal pressure sensor and the signal output end of the external pressure sensor are connected with the microprocessor. The intelligent test valve has a high degree of automation, and is reliable in operation.
Description
Technical field
The present invention relates to a kind of formation tester for formation testing, especially Intelligent tester.
Background technology
At present, the formation tester used both at home and abroad mainly contains the MFE testing tool that U.S. Si Lunbei penetrates, the APR testing tool of Halliburton Company.MFE testing tool opening or closing operation is top to be put and puts test string operational testing valve and open and closedown.APR testing tool opening or closing operation is pressed by ring console keyboard and is let out pressure control test valve and opens and closedown, can not be used for open hole well test.U.S. Si Lunbei penetrates the intelligent distant control testing valve (IRDV) of the up-to-date development of company, and opening or closing operation is still suppressed by annular space and controlled with pressure release, can not be used for open hole well test.There is no real Intelligent tester.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, provide a kind of automaticity high, operate reliable Aptitude Testing Valve.
The object of the present invention is achieved like this: Aptitude Testing Valve, comprises outer barrel assembly, testing valve, controller, and testing valve and controller are arranged in outer barrel assembly; Described outer barrel assembly comprise be threaded successively from the bottom to top lower contact, valve union, urceolus, top connection; Described testing valve comprises valve urceolus, switch valve core, balance valve core, power screw, screw rod axle sleeve, bearing and bearing support, valve urceolus is connected to the valve cylinder cap that to be threaded on valve union and in the lower end of valve urceolus, switch valve core and balance valve core are arranged in valve urceolus, the lower end of switch valve core is connected with the threaded upper ends of balance valve core, in switch valve core, internal thread is set, the external screw thread of power screw matches with the internal thread of switch valve core, and switch valve core thread set is on power screw; At the threaded upper ends connecting screw rod axle sleeve of described valve urceolus, the upper end of power screw is stretched out switch valve core and is set in screw rod axle sleeve; Described bearing support is arranged between switch valve core and screw rod axle sleeve, and bearing is arranged in bearing support; Described controller comprises motor urceolus, motor, epicyclic gearbox, microprocessor, pressure sensor, external pressure sensor, battery, the lower end of motor urceolus is connected with the threaded upper ends of described screw rod axle sleeve, the upper end connection control device urceolus of motor urceolus, the upper end of controller urceolus arranges battery urceolus, motor connects epicyclic gearbox, and the output shaft of epicyclic gearbox is connected with power screw; Pressure sensor and external pressure sensor are all arranged on the inner side of top connection, and the top connection at external pressure sensor place arranges through hole, and the signal output part of pressure sensor is all connected with microprocessor with the signal output part of external pressure sensor.
Before going into the well, by computer to microprocessor configuration switch well actuation time and applied pressure by annulus value.When the actuating pressure on outer, pressure sensor is equal (process of going into the well), microprocessor does not work; When outer, interior pressure difference is greater than 7MPa (after smart valve switch opens), microprocessor is started working, and provides positive and negative power supply by the open-shut in time of setting to motor, drives power screw to rotate forward, reverses, the spool of testing valve is moved up and down, complete drive a well, closing well action.As required, can manual intervention be taked on ground, control testing valve and open and closedown.That is: be depressed into the then pressure release of external pressurized force value to annular space liquid feeding, provide pulse command to outer sensor, outer sensor is by pressure signal transmission to microprocessor, and microprocessor provides positive and negative power supply to motor after judging, makes smart valve carry out the action of open and close well.
The invention has the beneficial effects as follows: (1) achieve formation testing to intelligent, automation direction development, opening or closing operation no longer needs to put to put test string, no longer needs annular space to suppress, and testing valve completes the action of switch well automatically in shaft bottom.Easy and simple to handle, safe and reliable.(2) Aptitude Testing Valve control mode flexibly, conveniently, reliably.Intelligent tester both can automatically complete testing valve and open and closedown in shaft bottom, also suppressing by annular space provides pulse signal to control, and operating pressure low (3MPa), do not need pressurize.Therefore, tester can according to the condition of production of testing well promptly and accurately opening or closing operation is carried out to testing valve.(3) the stepless restriction of Aptitude Testing Valve opening or closing operation number of times, can frequently manipulate arbitrarily, does not namely suppress number of times restriction.(4) Aptitude Testing Valve external and internal pressure sensor records external and internal pressure data respectively, can be used as monitoring pressure meter, also can be used for data interpretation, also can do case study.(5) Intelligent tester structure is simple, uses, maintaining is easy.
As improvement of the present invention, anistree circle is set in the lower end of described switch valve core, and anistree circle is arranged between balance valve core and valve urceolus.
As a further improvement on the present invention, the upper end of described motor urceolus is connected with controller urceolus by locking nut.
As a further improvement on the present invention, the top of described microprocessor is arranged in battery urceolus, middle part is arranged in top connection, bottom is arranged in controller urceolus, first sealing ring is set between microprocessor and battery urceolus, second sealing ring is set between microprocessor and top connection, the 3rd sealing ring is set between microprocessor and controller urceolus; Between the upper end of locking nut and controller urceolus, between the bottom of locking nut and motor urceolus, the 4th sealing ring is all set; 5th sealing ring is set between motor urceolus and screw rod axle sleeve, the 6th sealing ring is set between screw rod axle sleeve and valve urceolus, the 7th sealing ring is set between screw rod axle sleeve and power screw; 8th sealing ring is set between switch valve core and valve urceolus, the 9th sealing ring is set between switch valve core and balance valve core, the tenth sealing ring is set between balance valve core and valve union, the 11 sealing ring is set between valve union and urceolus.
Accompanying drawing explanation
Fig. 1 is a kind of structural representation of the present invention.
Fig. 2 is A portion enlarged drawing in Fig. 1.
Fig. 3 is B portion enlarged drawing in Fig. 1.
Detailed description of the invention
As shown in Figure 1, 2, 3, Aptitude Testing Valve mainly comprises outer barrel assembly 38, testing valve 40, controller 39, and testing valve 40 and controller 39 are all arranged in outer barrel assembly 38.
Outer barrel assembly 38 comprise be threaded successively from the bottom to top lower contact 22, valve union 21, urceolus 16, top connection 1.
Testing valve 40 comprises valve urceolus 17, switch valve core 18, balance valve core 20, power screw 15, screw rod axle sleeve 11, bearing 14 and bearing support 13, valve urceolus 17 is connected to the valve cylinder cap 23 that to be threaded on valve union 21 and in the lower end of valve urceolus 17, switch valve core 18 and balance valve core 20 are all arranged in valve urceolus 17, the lower end of switch valve core 18 is connected with the threaded upper ends of equalizing valve 20 core, anistree circle 19 is set in the lower end of switch valve core 18, and anistree circle 19 is arranged between balance valve core 20 and valve urceolus 17.In switch valve core 18, arrange internal thread, the external screw thread of power screw 15 matches with the internal thread of switch valve core 18, and switch valve core 18 thread set is on power screw 15.At the threaded upper ends connecting screw rod axle sleeve 11 of valve urceolus 17, the upper end of power screw 15 is stretched out switch valve core 18 and is set in screw rod axle sleeve 11.Bearing support 13 is arranged between switch valve core 18 and screw rod axle sleeve 11, and bearing 14 is arranged in bearing support 13.
Controller 39 comprises motor urceolus 8, motor 4, epicyclic gearbox 9, microprocessor 3, pressure sensor 37, external pressure sensor 35, battery 5, the lower end of motor urceolus 8 is connected with the threaded upper ends of screw rod axle sleeve 11, the upper end of motor urceolus 8 is by locking nut 7 connection control device urceolus 6, the upper end of controller urceolus 6 arranges battery urceolus 2, battery 5 is arranged in battery urceolus 2, microprocessor 3 is arranged on the below of battery 5, 3 tops of microprocessor are arranged in battery urceolus 2, middle part is arranged in top connection 1, bottom is arranged in controller urceolus 6, microprocessor 3 connects motor 4, motor 4 connects epicyclic gearbox 9, the output shaft of epicyclic gearbox 9 is connected with power screw 15 by shaft coupling 10.Pressure sensor 37 and external pressure sensor 35 are all arranged on the inner side of top connection 1, the top connection 1 at external pressure sensor 35 place arranges through hole 36, and the signal output part of pressure sensor 37 is all connected with microprocessor 3 with the signal output part of external pressure sensor 35.
First sealing ring 24 is set between microprocessor 3 and battery urceolus 2, the second sealing ring 25 is set between microprocessor 3 and top connection 1, the 3rd sealing ring 26 is set between microprocessor 3 and controller urceolus 6.Between the upper end of locking nut 7 and controller urceolus 6, between the bottom of locking nut 7 and motor urceolus 9, the 4th sealing ring 27 is all set.5th sealing ring 28 is set between motor urceolus 8 and screw rod axle sleeve 11, the 6th sealing ring 29 is set between screw rod axle sleeve 11 and valve urceolus 17, the 7th sealing ring 30 is set between screw rod axle sleeve 11 and power screw 15.8th sealing ring 31 is set between switch valve core 18 and valve urceolus 17,9th sealing ring 33 is set between switch valve core 18 and balance valve core 20, tenth sealing ring 32 is set between balance valve core 20 and valve union 21, the 11 sealing ring 34 is set between valve union 21 and urceolus 16.
Claims (4)
1. Aptitude Testing Valve, is characterized in that: comprise outer barrel assembly, testing valve, controller, and testing valve and controller are arranged in outer barrel assembly; Described outer barrel assembly comprise be threaded successively from the bottom to top lower contact, valve union, urceolus, top connection; Described testing valve comprises valve urceolus, switch valve core, balance valve core, power screw, screw rod axle sleeve, bearing and bearing support, valve urceolus is connected to the valve cylinder cap that to be threaded on valve union and in the lower end of valve urceolus, switch valve core and balance valve core are arranged in valve urceolus, the lower end of switch valve core is connected with the threaded upper ends of balance valve core, in switch valve core, internal thread is set, the external screw thread of power screw matches with the internal thread of switch valve core, and switch valve core thread set is on power screw; At the threaded upper ends connecting screw rod axle sleeve of described valve urceolus, the upper end of power screw is stretched out switch valve core and is set in screw rod axle sleeve; Described bearing support is arranged between switch valve core and screw rod axle sleeve, and bearing is arranged in bearing support; Described controller comprises motor urceolus, motor, epicyclic gearbox, microprocessor, pressure sensor, external pressure sensor, battery, the lower end of motor urceolus is connected with the threaded upper ends of described screw rod axle sleeve, the upper end connection control device urceolus of motor urceolus, the upper end of controller urceolus arranges battery urceolus, motor connects epicyclic gearbox, and the output shaft of epicyclic gearbox is connected with power screw; Pressure sensor and external pressure sensor are all arranged on the inner side of top connection, and the top connection at external pressure sensor place arranges through hole, and the signal output part of pressure sensor is all connected with microprocessor with the signal output part of external pressure sensor.
2. Aptitude Testing Valve according to claim 1, is characterized in that: arrange anistree circle in the lower end of described switch valve core, and anistree circle is arranged between balance valve core and valve urceolus.
3. Aptitude Testing Valve according to claim 1, is characterized in that: the upper end of described motor urceolus is connected with controller urceolus by locking nut.
4. Aptitude Testing Valve according to claim 3, it is characterized in that: the top of described microprocessor is arranged in battery urceolus, middle part is arranged in top connection, bottom is arranged in controller urceolus, first sealing ring is set between microprocessor and battery urceolus, second sealing ring is set between microprocessor and top connection, the 3rd sealing ring is set between microprocessor and controller urceolus; Between the upper end of locking nut and controller urceolus, between the bottom of locking nut and motor urceolus, the 4th sealing ring is all set; 5th sealing ring is set between motor urceolus and screw rod axle sleeve, the 6th sealing ring is set between screw rod axle sleeve and valve urceolus, the 7th sealing ring is set between screw rod axle sleeve and power screw; 8th sealing ring is set between switch valve core and valve urceolus, the 9th sealing ring is set between switch valve core and balance valve core, the tenth sealing ring is set between balance valve core and valve union, the 11 sealing ring is set between valve union and urceolus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510675122.5A CN105275429A (en) | 2015-10-19 | 2015-10-19 | Intelligent test valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510675122.5A CN105275429A (en) | 2015-10-19 | 2015-10-19 | Intelligent test valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105275429A true CN105275429A (en) | 2016-01-27 |
Family
ID=55145161
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510675122.5A Pending CN105275429A (en) | 2015-10-19 | 2015-10-19 | Intelligent test valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105275429A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121585A (en) * | 2016-06-29 | 2016-11-16 | 西南石油大学 | A kind of Intellectual valve for reservoir reconstruction, production monitoring and control |
| CN111058838A (en) * | 2019-12-16 | 2020-04-24 | 中国石油集团渤海钻探工程有限公司 | Intelligent electric formation tester |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101165314A (en) * | 2006-10-18 | 2008-04-23 | 杨朝杰 | Intelligent seal-testing flow-measuring and adjusting device and method |
| US20080238427A1 (en) * | 2007-03-28 | 2008-10-02 | Schlumberger Technology Corporation | Lightweight, Low Cost Structure for Formation Conductivity Measuring Instrument |
| CN102359370A (en) * | 2011-07-04 | 2012-02-22 | 中国石油化工股份有限公司 | Intelligent tester |
-
2015
- 2015-10-19 CN CN201510675122.5A patent/CN105275429A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101165314A (en) * | 2006-10-18 | 2008-04-23 | 杨朝杰 | Intelligent seal-testing flow-measuring and adjusting device and method |
| US20080238427A1 (en) * | 2007-03-28 | 2008-10-02 | Schlumberger Technology Corporation | Lightweight, Low Cost Structure for Formation Conductivity Measuring Instrument |
| CN102359370A (en) * | 2011-07-04 | 2012-02-22 | 中国石油化工股份有限公司 | Intelligent tester |
Non-Patent Citations (2)
| Title |
|---|
| 刘云 等: "智能测试工具及工艺的研究与应用", 《油气井测试》 * |
| 李江华: "智能地层测试工具的研究与应用", 《内江科技》 * |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106121585A (en) * | 2016-06-29 | 2016-11-16 | 西南石油大学 | A kind of Intellectual valve for reservoir reconstruction, production monitoring and control |
| CN106121585B (en) * | 2016-06-29 | 2018-10-23 | 西南石油大学 | It is a kind of to be used for reservoir reconstruction, production monitoring and the Intellectual valve of control |
| CN111058838A (en) * | 2019-12-16 | 2020-04-24 | 中国石油集团渤海钻探工程有限公司 | Intelligent electric formation tester |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160127 |
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| WD01 | Invention patent application deemed withdrawn after publication |