CN103147742A - Direct-reading type seal checking instrument suitable for concentric adjustable water distributor - Google Patents
Direct-reading type seal checking instrument suitable for concentric adjustable water distributor Download PDFInfo
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- CN103147742A CN103147742A CN2013100441777A CN201310044177A CN103147742A CN 103147742 A CN103147742 A CN 103147742A CN 2013100441777 A CN2013100441777 A CN 2013100441777A CN 201310044177 A CN201310044177 A CN 201310044177A CN 103147742 A CN103147742 A CN 103147742A
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Abstract
The invention relates to a direct-reading type seal checking instrument suitable for a concentric adjustable water distributor, which is applied to the field of seal checking and testing of a separation injection well and inspecting sealing effect of a packer of the separation injection well. The direct-reading type seal checking instrument comprises a seal checking instrument framework as well as a motor, a controllable positioning nipple, a transmission control system, a direct-reading pressure measurement component and a controllable sealing nipple, which are arranged on the seal checking instrument framework from top to bottom in sequence, wherein the motor drives the controllable positioning nipple to carry out positioning, and drives the controllable sealing nipple to be sealed by the transmission control system. The direct-reading type seal checking instrument provided by the invention can improve seal checking efficiency and reduce labor intensity of workers.
Description
Technical field
The invention belongs to the separated-zone water infection oil field field, relate to a kind of direct-reading seal-checking instrument, relate in particular to a kind of direct-reading seal-checking instrument that is applicable to Concentric adjustable water distributor that is applied to the layered water injection well seal test field tests and checks the packer sealing effect of separate water injection well.
Background technology
Test envelope test and be an important content in separate water injection well well testing work.At present for Concentric adjustable water distributor test the envelope test, most of oil field there is no the suitable envelope testing tool of testing, and only has minority Oilfield using tradition mechanical sealing section band memory-type to test envelope and presses meter to test the envelope test.The impact that must bring with heavier weighted lever in when test comes setting, and is setting and deblocking is unreliable.The easy false triggering of registration arm causes some layer to measure.Because being adopts memory-type to test the seal pressure meter, only playback of data could judge and tests the envelope effect after instrument trips out, and must not retest if do not seal, the real-time of test is poor, and efficient is lower.
Summary of the invention
In order to solve the above-mentioned technical problem that exists in background technology, the invention provides a kind of direct-reading seal-checking instrument that is applicable to Concentric adjustable water distributor of realizing that opening of registration arm received and setting, the deblocking of seal section are controlled and can be realized carrying out testing the envelope data Real-Time Monitoring.
Technical solution of the present invention is: the invention provides a kind of direct-reading seal-checking instrument that is applicable to Concentric adjustable water distributor, its special character is: the described direct-reading seal-checking instrument that is applicable to Concentric adjustable water distributor comprises the seal-checking instrument skeleton and is successively set on the motor on the seal-checking instrument skeleton, controlled orientation spool, driving control system, direct-reading pressure measurement unit and controllable sealing pipe nipple from top to bottom; The controlled orientation spool of described driven by motor positions; Described motor drives the sealing of controllable sealing pipe nipple by driving control system.
Above-mentioned driving control system comprises thrust plate and connecting rod; Described motor is connected with thrust plate; Be provided with travel switch between described thrust plate and connecting rod; Described connecting rod drives the controllable sealing pipe nipple and carries out seal operation.
Above-mentioned controllable sealing pipe nipple comprises the first seal member and the second seal member that is sleeved on seal-checking instrument skeleton outside from top to bottom; Be provided with the entrance pressure hole between described the first seal member and the second seal member; Described entrance pressure hole and direct-reading pressure measurement unit connect; Described connecting rod drives respectively the first seal member and the second seal member seals action.
Above-mentioned the first seal member or the second seal member include cartridge mounting base, cartridge and can carry out slip cap in axial sliding at the axial direction of seal-checking instrument skeleton; One end of described cartridge is fixedly installed on the cartridge mounting base, and the other end is fixedly installed on slip cap; Described connecting rod is connected with slip cap.
Above-mentioned the first seal member or the second seal member also comprise the compression volution for press seal packing element and slip cap.
Above-mentioned direct-reading pressure measurement unit comprises for the oil pipe pressure sensor of monitoring seal-checking instrument skeleton internal oil pipe and the strata pressure sensor that is used for monitoring sealant strata pressure; Described entrance pressure hole and strata pressure sensor connect.
Above-mentioned controlled orientation spool comprises locating detent mounting bracket, the locating detent that is arranged on seal-checking instrument skeleton outside and opens latch spring, is arranged on the distance rod of seal-checking instrument skeleton inside; Described locating detent mounting bracket and seal-checking instrument skeleton outside are threaded connection; Described locating detent is arranged on the end of locating detent mounting bracket by bearing pin; The described latch spring of opening is arranged between locating detent; Described motor drives locating detent by distance rod and opens pawl or closure.
Above-mentioned locating detent is two at least.
Be provided with radial direction through hole on above-mentioned seal-checking instrument skeleton; Described locating detent mounting bracket is arranged in radial direction through hole on the seal-checking instrument skeleton and forms projection at the inwall of seal-checking instrument skeleton; Described distance rod only leans against projection upward and drives locating detent by projection opens pawl or closure.
The above-mentioned direct-reading seal-checking instrument that is applicable to Concentric adjustable water distributor also comprises the lower contact that is arranged on controllable sealing pipe nipple bottom; The bottom of described lower contact is provided with back taper.
The present invention has the following advantages:
The invention provides a kind of direct-reading seal-checking instrument that is applicable to Concentric adjustable water distributor, comprise direct-reading pressure measxurement part, controllable sealing pipe nipple, controlled orientation spool and be used for the control section that control seals, orientation spool moves; The controllable sealing pipe nipple is provided with the measuring pressure passage that is connected with the stratum and the pressure release passage that is used for deblocking; Control section comprises sealing, position control device, magnetic orientation control device and host computer communication module; The controllable sealing pipe nipple comprises the cartridge mounting base, the upper low sleeve that the strengthened sealing packing element of mounted in pairs on pedestal, the control cartridge that is connected with the cartridge driving mechanism are opened, received; The cartridge driving mechanism comprises motor and transmission system thereof, and transmission system is the worm drive that the leading screw that is connected with motor output shaft and transmission nut with matching form, and rotatablely moving of motor is converted into the axial linear movement of distance rod.Controlled orientation spool comprises the cylindrical case that is connected with packoff nipple, is arranged on two locating detents and locating detent driving mechanism on shell; The locating detent driving mechanism comprises distance rod and opens the pawl torsion spring; The present invention realizes that by the upper computer software control instrument motor completes setting, the deblocking of the opening of registration arm, receipts and seal section and control, fill up Concentric adjustable water distributor and tested envelope testing tool blank, pressure changing in the time of can testing in Real Time Monitoring down-hole, ground envelope improves and tests envelope efficient; Can control on ground opening and withdrawal of the opening of registration arm, withdrawal and packoff nipple leather cup, greatly reduce workman's labour intensity.
Description of drawings
Fig. 1 is the present invention's position assumption diagram when work;
Fig. 2 is electric sealed and locating detent control structure figure;
Fig. 3 is the A-A view of Fig. 2;
Wherein:
11-control circuit and magnetic orientation part; The controlled orientation spool of 12-; The 13-driving control system; 14-direct-reading pressure measurement unit; 15-controllable sealing pipe nipple; 16-Concentric adjustable water distributor part; 201-opens latch spring; The 202-distance rod; The 203-locating detent; The 204-steady pin; The 205-thrust plate; 206-pressure gauge circuit pipe nipple; 207-oil pipe pressure sensor; 208-strata pressure sensor; The 209-connecting rod; The 210-connecting pin; The 211-slip cap; 212-compresses volution; The 213-cartridge; 214-cartridge mounting base; The 215-pin; The 216-lower contact; The 217-back taper; 218-locating detent mounting bracket; The 219-transition joint.
The specific embodiment
Referring to Fig. 1, the invention provides a kind of direct-reading seal-checking instrument that is applicable to Concentric adjustable water distributor, comprise the seal-checking instrument skeleton and be successively set on control circuit and magnetic orientation part 11, motor, controlled orientation spool 12, driving control system 13, direct-reading pressure measurement unit 14 and controllable sealing pipe nipple 15 on the seal-checking instrument skeleton from top to bottom; The controlled orientation spool 12 of driven by motor positions; Motor drives 15 sealings of controllable sealing pipe nipple by driving control system 13; Direct-reading pressure measurement unit 14 comprises pressure gauge circuit pipe nipple 206.
Controllable sealing pipe nipple 15 comprises the first seal member and the second seal member that is sleeved on seal-checking instrument skeleton outside from top to bottom; Be provided with the entrance pressure hole between the first seal member and the second seal member; Entrance pressure hole and direct-reading pressure measurement unit 14 connect; Connecting rod 209 drives respectively the first seal member and the second seal member seals action; The first seal member or the second seal member include cartridge mounting base 214, cartridge 213 and can carry out at the axial direction of seal-checking instrument skeleton slip cap 211 in axial sliding; One end of cartridge 213 is fixedly installed on cartridge mounting base 214, and the other end is fixedly installed on slip cap 211; Connecting rod 209 is connected with slip cap 211; The first seal member or the second seal member also comprise for the compression volution 212 of press seal packing element 213 with slip cap 211.
Direct-reading pressure measurement unit 14 comprises for the oil pipe pressure sensor 207 of monitoring seal-checking instrument skeleton internal oil pipe and the strata pressure sensor 208 that is used for monitoring sealant strata pressure; Entrance pressure hole and strata pressure sensor 208 connect.
Controlled orientation spool 12 comprises locating detent mounting bracket 218, the locating detent 203 that is arranged on seal-checking instrument skeleton outside and opens latch spring 201, is arranged on the distance rod 202 of seal-checking instrument skeleton inside; Locating detent mounting bracket 218 is threaded connection with seal-checking instrument skeleton outside; Locating detent 203 is arranged on the end of locating detent mounting bracket 218 by bearing pin; Opening latch spring 201 is arranged between locating detent 203; Motor drives locating detent 203 by distance rod 202 and opens pawl or closure; Locating detent 203 is two at least; Be provided with radial direction through hole on the seal-checking instrument skeleton; Locating detent mounting bracket 218 is arranged in radial direction through hole on the seal-checking instrument skeleton and forms projection at the inwall of seal-checking instrument skeleton; Distance rod 202 only leans against projection upward and drives locating detent 203 by projection opens pawl or closure.
The direct-reading seal-checking instrument that is applicable to Concentric adjustable water distributor also comprises the lower contact 216 that is arranged on controllable sealing pipe nipple 15 bottoms; The bottom of lower contact 216 is provided with back taper 217.
The present invention is described in detail below in conjunction with the drawings and specific embodiments.
seal-checking instrument provided by the present invention in use, instrument is connected with test cable by cable head, by the magnetic orientation data in conjunction with the code-disc data down to predetermined level, control motor by software on ground and open locating detent, after transferring the accurate seat layer of instrument, a control cartridge is opened setting, test afterwards the envelope test, seal-checking instrument provided by the present invention especially controllable sealing pipe nipple 15 stretches in Concentric adjustable water distributor part 16, software on ground Real Time Monitoring test data, software on ground sends instructions and makes the first solution withdrawal cartridge of being honored as a queen of instrument after test finishes, carry and regain locating detent at last.Make instrument repeatedly to measure at a plurality of injection well downhole flow regulators, and can effectively reduce the cartridge wearing and tearing.
As shown in Fig. 2,3, motor output end is connected with distance rod 202, distance rod 202 is connected with thrust plate 205 by steady pin 204, as A-A to view, by steady pin 204, the motion of thrust plate 205 is passed to connecting rod 209, by connecting pin 210 and sell 215 and be connected with slip cap 211,213 of cartridge are arranged on slip cap 211 and cartridge fixed pedestal 214 again.
Locating detent mounting bracket 218 on controlled orientation spool 12 is connected with instrument transition joint 219 by slide key, bearing pin is installed on locating detent mounting bracket 218, opens latch spring, two locating detents 203 and receive arm spring 201.
The course of work of the present invention is: after software on ground sends " driving locating detent " instruction, driven by motor distance rod 202 moves downward, make locating detent 203 open under the effect of opening latch spring, trigger travel switch, motor stalling, and meanwhile, because the part that is connected with connecting pin 210, pin 215 on connecting rod 209 is provided with long slot bore, so can the open seals packing element in holding the process of arm.Transfer instrument and sit layer, under the effect of instrument deadweight and weighted lever, instrument locating detent 203 and the relative upward sliding of locating detent mounting bracket 218; Software on ground sends " setting " instruction, electric motor starting, driving distance rod 202 continues to move downward, drive connecting pin 210, pin 215 motions, when compression seal packing element 213, the sealing ring on packing element fixed pedestal 214 to be sealed enter sealing surface on connecting rod 209, the pressure passage packing of oil pipe pressure sensor 207, bottom pressure sensor 208 is come, complete setting, motor stalling; After test finished, software on ground sent " deblocking " instruction, and the electric motor starting counter-rotating drives distance rod 202 and is attached thereto the thrust plate 205 that connects, connecting rod 209 etc. and moves up to initial position, makes cartridge regain fully.During this time, because the idle stroke that the arm process produces is opened in existence, first make stratum and overpressure balance so send in the deblocking order when rear motor drive connecting rod moves upward, then just regain cartridge.After deblocking is completed, on carry instrument, support arm resets under the effect of receiving arm spring 201, completes test.
Claims (10)
1. direct-reading seal-checking instrument that is applicable to Concentric adjustable water distributor, it is characterized in that: the described direct-reading seal-checking instrument that is applicable to Concentric adjustable water distributor comprises the seal-checking instrument skeleton and is successively set on the motor on the seal-checking instrument skeleton, controlled orientation spool, driving control system, direct-reading pressure measurement unit and controllable sealing pipe nipple from top to bottom; The controlled orientation spool of described driven by motor positions; Described motor drives the sealing of controllable sealing pipe nipple by driving control system.
2. the direct-reading seal-checking instrument that is applicable to Concentric adjustable water distributor according to claim 1, it is characterized in that: described driving control system comprises thrust plate and connecting rod; Described motor is connected with thrust plate; Be provided with travel switch between described thrust plate and connecting rod; Described connecting rod drives the controllable sealing pipe nipple and carries out seal operation.
3. the direct-reading seal-checking instrument that is applicable to Concentric adjustable water distributor according to claim 2, it is characterized in that: described controllable sealing pipe nipple comprises the first seal member and the second seal member that is sleeved on seal-checking instrument skeleton outside from top to bottom; Be provided with the entrance pressure hole between described the first seal member and the second seal member; Described entrance pressure hole and direct-reading pressure measurement unit connect; Described connecting rod drives respectively the first seal member and the second seal member seals action.
4. the direct-reading seal-checking instrument that is applicable to Concentric adjustable water distributor according to claim 3, it is characterized in that: described the first seal member or the second seal member include cartridge mounting base, cartridge and can carry out slip cap in axial sliding at the axial direction of seal-checking instrument skeleton; One end of described cartridge is fixedly installed on the cartridge mounting base, and the other end is fixedly installed on slip cap; Described connecting rod is connected with slip cap.
5. the direct-reading seal-checking instrument that is applicable to Concentric adjustable water distributor according to claim 4, it is characterized in that: described the first seal member or the second seal member also comprise the compression volution for press seal packing element and slip cap.
6. the direct-reading seal-checking instrument that is applicable to Concentric adjustable water distributor according to claim 5 is characterized in that: described direct-reading pressure measurement unit comprises for the oil pipe pressure sensor of monitoring seal-checking instrument skeleton internal oil pipe and the strata pressure sensor that is used for monitoring sealant strata pressure; Described entrance pressure hole and strata pressure sensor connect.
7. the described direct-reading seal-checking instrument that is applicable to Concentric adjustable water distributor of according to claim 1-6 arbitrary claims, it is characterized in that: described controlled orientation spool comprises locating detent mounting bracket, the locating detent that is arranged on seal-checking instrument skeleton outside and opens latch spring, is arranged on the distance rod of seal-checking instrument skeleton inside; Described locating detent mounting bracket and seal-checking instrument skeleton outside are threaded connection; Described locating detent is arranged on the end of locating detent mounting bracket by bearing pin; The described latch spring of opening is arranged between locating detent; Described motor drives locating detent by distance rod and opens pawl or closure.
8. the direct-reading seal-checking instrument that is applicable to Concentric adjustable water distributor according to claim 7, it is characterized in that: described locating detent is two at least.
9. the direct-reading seal-checking instrument that is applicable to Concentric adjustable water distributor according to claim 7, is characterized in that: be provided with radial direction through hole on described seal-checking instrument skeleton; Described locating detent mounting bracket is arranged in radial direction through hole on the seal-checking instrument skeleton and forms projection at the inwall of seal-checking instrument skeleton; Described distance rod only leans against projection upward and drives locating detent by projection opens pawl or closure.
10. the direct-reading seal-checking instrument that is applicable to Concentric adjustable water distributor according to claim 8 is characterized in that: the described direct-reading seal-checking instrument that is applicable to Concentric adjustable water distributor also comprises the lower contact that is arranged on controllable sealing pipe nipple bottom; The bottom of described lower contact is provided with back taper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100441777A CN103147742A (en) | 2013-02-04 | 2013-02-04 | Direct-reading type seal checking instrument suitable for concentric adjustable water distributor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100441777A CN103147742A (en) | 2013-02-04 | 2013-02-04 | Direct-reading type seal checking instrument suitable for concentric adjustable water distributor |
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| CN103147742A true CN103147742A (en) | 2013-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2013100441777A Pending CN103147742A (en) | 2013-02-04 | 2013-02-04 | Direct-reading type seal checking instrument suitable for concentric adjustable water distributor |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110886603A (en) * | 2018-09-07 | 2020-03-17 | 中国石油化工股份有限公司 | Intelligent five-parameter seal checking instrument for separate injection well |
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|---|---|---|---|---|
| CN2317307Y (en) * | 1997-12-02 | 1999-05-05 | 大庆石油管理局第三采油厂 | Sperial-purpose device for checking packer tightness of water injection well |
| RU2199009C2 (en) * | 2001-04-09 | 2003-02-20 | Волго-уральский центр научно-технических услуг "НЕЙТРОН" | Device and method of well hydrodynamic investigations and tests |
| US6886391B2 (en) * | 2001-12-18 | 2005-05-03 | Schlumberger Technology Corporation | Redundant metal-metal seal |
| CN200964847Y (en) * | 2006-10-18 | 2007-10-24 | 杨朝杰 | Intelligent seal-testing flow-measuring and adjusting device |
| CN101165314A (en) * | 2006-10-18 | 2008-04-23 | 杨朝杰 | Intelligent seal-testing flow-measuring and adjusting device and method |
| CN101403297A (en) * | 2008-10-23 | 2009-04-08 | 中国石油化工股份有限公司河南油田分公司石油工程技术研究院 | Direct-reading type oil well delamination pressure gauge |
| CN202391416U (en) * | 2011-12-15 | 2012-08-22 | 西安思坦仪器股份有限公司 | Direct reading storage type electronic pressure gage |
| CN203175547U (en) * | 2013-02-04 | 2013-09-04 | 西安思坦仪器股份有限公司 | Direct-reading type seal examining instrument suitable for concentric adjustable water distributor |
-
2013
- 2013-02-04 CN CN2013100441777A patent/CN103147742A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2317307Y (en) * | 1997-12-02 | 1999-05-05 | 大庆石油管理局第三采油厂 | Sperial-purpose device for checking packer tightness of water injection well |
| RU2199009C2 (en) * | 2001-04-09 | 2003-02-20 | Волго-уральский центр научно-технических услуг "НЕЙТРОН" | Device and method of well hydrodynamic investigations and tests |
| US6886391B2 (en) * | 2001-12-18 | 2005-05-03 | Schlumberger Technology Corporation | Redundant metal-metal seal |
| CN200964847Y (en) * | 2006-10-18 | 2007-10-24 | 杨朝杰 | Intelligent seal-testing flow-measuring and adjusting device |
| CN101165314A (en) * | 2006-10-18 | 2008-04-23 | 杨朝杰 | Intelligent seal-testing flow-measuring and adjusting device and method |
| CN101403297A (en) * | 2008-10-23 | 2009-04-08 | 中国石油化工股份有限公司河南油田分公司石油工程技术研究院 | Direct-reading type oil well delamination pressure gauge |
| CN202391416U (en) * | 2011-12-15 | 2012-08-22 | 西安思坦仪器股份有限公司 | Direct reading storage type electronic pressure gage |
| CN203175547U (en) * | 2013-02-04 | 2013-09-04 | 西安思坦仪器股份有限公司 | Direct-reading type seal examining instrument suitable for concentric adjustable water distributor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110886603A (en) * | 2018-09-07 | 2020-03-17 | 中国石油化工股份有限公司 | Intelligent five-parameter seal checking instrument for separate injection well |
| CN110886603B (en) * | 2018-09-07 | 2023-08-04 | 中国石油化工股份有限公司 | Five-parameter intelligent seal inspection instrument for separate injection well |
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Application publication date: 20130612 |