CN205078249U - Oil perforation position tester and perforation testing arrangement - Google Patents
Oil perforation position tester and perforation testing arrangement Download PDFInfo
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- CN205078249U CN205078249U CN201520719724.1U CN201520719724U CN205078249U CN 205078249 U CN205078249 U CN 205078249U CN 201520719724 U CN201520719724 U CN 201520719724U CN 205078249 U CN205078249 U CN 205078249U
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- gamma detector
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- magnetic orientator
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Abstract
The utility model relates to an oil perforation position tester and perforation testing arrangement, including perforation rifle and casing, casing and perforation rifle are connected in the top connection on casing upper portion through connecting, and the sub -unit connection of casing has lower end cap, and top connection and lower end cap formation confined space are provided with the magnetic orientation appearance in the confined space. The utility model discloses can utilize the magnetic orientation curve of magnetic orientation appearance test perforation position in perforating operation to check the degree of depth of perforation position, reduced the step that perforating operation checked the degree of depth alone, saved the operating cost, the perforating operation's of improvement prescription.
Description
Technical field
The utility model relates to oil well logging equipment technical field, is specifically related to a kind of perforating site tester and perforation test device of petroleum perforation.
Background technology
Magnetic orientation curve and gamma curve are the basic datas of the well logging project alignment degree of depth, by analysis and utilization magnetic orientation curve and gamma curve, can obtain the data obtaining oil well for information about of down-hole.Petroleum perforation is, with cable, perforating gun is delivered to sleeve pipe, the position of wanting perforation in cement sheath or stratum, then perforation bullet is ignited by electric cap, that causes sleeve pipe etc. due to perforation construction penetrates and destroys the magnetizing mediums at perforation position is changed thereupon, magnetic orientation curve is made to there will be corresponding change in this position, the particular location of perforation can be judged thus, therefore after perforation tubular column trips out by operation team, by logging winch by magnetic orientator perforating site in logging cable lower going-into-well, measure the magnetic orientation curve after perforation, whether accurate in order to detect perforating site.In above perforation step, when measuring magnetic orientation curve, some oil-well wall is fuel-displaced many, easily to make under logging cable, less than perforating site, magnetic orientation curve cannot be measured, need operation team to go into the well well-flushing like this, and then utilize logging winch to connect logging cable and magnetic orientator to put into oil well and measure magnetic orientation curve, the operating cost causing every mouthful of well to produce is high, and consumes time is long, and operating cost increases; Also have some oil wells to be high angle hole and horizontal well, due under tester less than assigned address, perforation cannot be detected whether qualified.These situations add in perforating job measures magnetic orientation curve to calibrate the difficulty of perforating depth, affects perforation timeliness.
Utility model content
The purpose of this utility model be to provide a kind of after petroleum perforation terminates, lift perforating gun while complete the petroleum perforation position measurement instrument of the Measurement accuracy of magnetic orientation curve; The purpose of this utility model is also the perforation test device providing this petroleum perforation position measurement instrument of a kind of application.
In order to solve the problem, perforating site tester technical scheme of the present utility model is: a kind of perforating site tester, comprise Instrument shell and magnetic orientator, described Instrument shell comprises central tube and is arranged at the top connection for connecting perforating gun afterbody on central tube top, described central tube bottom is connected with lower end cap, described top connection, lower end cap and central tube form closed installing space, and described magnetic orientator is arranged in described installing space.
Also be provided with gamma detector in described installing space, described gamma detector is positioned at magnetic orientator top or bottom.
Also arrange in described installing space and gamma detector and magnetic orientator are sampled the storage device for storing data be connected, described storage device is positioned in the middle of gamma detector and magnetic orientator.
The first longitudinal damping device for longitudinal damping is provided with between described top connection and gamma detector, be provided with the second longitudinal damping device for longitudinal damping between described gamma detector and storage device, between described magnetic orientator and lower end cap, be provided with the 3rd longitudinal damping device for longitudinal damping.
The gamma detector rubber cushion that described first longitudinal damping device comprises the first longitudinal damping spring and is arranged at gamma detector upper and lower end, described second longitudinal damping device comprises the second shock-absorbing spring, and described 3rd longitudinal damping device comprises the 3rd shock-absorbing spring.
Described gamma detector radial direction is provided with the first radial vibration-reducing device for radial vibration-reducing, described storage device radial direction is provided with the second radial vibration-reducing device for radial vibration-reducing, and described magnetic orientator radial direction is provided with the 3rd radial vibration-reducing device for radial vibration-reducing.
The gamma detector shell for installing gamma detector is provided with in described installing space, the magnetic orientator shell for installing magnetic orientator is provided with in described installing space, described first radial vibration-reducing device comprises the first vibration damping O type circle arranged between gamma detector shell and central tube, described second radial vibration-reducing device comprises the second vibration damping O type circle arranged between storage device and central tube, and described 3rd radial damping device comprises the 3rd vibration damping O type circle arranged between magnetic orientator shell and central tube.
Described first radial vibration-reducing device comprises the gamma detector rubber cushion that gamma detector radially-outer surface is arranged, and described 3rd radial damping device comprises the magnetic orientator rubber cushion that magnetic orientator radially-outer surface is arranged.
Described magnetic orientator radial direction is provided with for the magnetic orientator rubber cushion of radial damping and the 3rd vibration damping O type circle that arranges between magnetic orientator rubber cushion and central tube.
A kind of perforation test device, comprise perforating gun, the lower end of perforating gun is provided with perforating site tester described above.
The beneficial effects of the utility model are: on the Instrument shell of perforating test instrument of the present utility model, lower end connects top connection and lower end cap respectively, other one end of top connection is connected to the afterbody of perforating gun, top connection and lower end cap and Instrument shell form a closed installing space, magnetic orientator is provided with in installing space, during perforation, perforating test instrument together transfers to precalculated position in well with perforating gun, perforation open quick-fried after, take out with perforating gun, like this in perforating gun process, the impact force that the installing space closed can be used for preventing perforation from exploding to the infringement of magnetic orientator and down-the hole corrosion material to the corrosion of magnetic orientator, when lifting perforating gun, utilize magnetic orientation curve that magnetic orientator is tested through perforating site to check the degree of depth of perforation, complete the test of perforating site, decrease the expense of perforating job, improve the timeliness of perforating job.
Accompanying drawing explanation
Fig. 1 is the structural representation of the perforating site tester of the embodiment one of perforation test device of the present utility model;
Fig. 2 is the partial schematic diagram that in Fig. 1, top connection is connected with gamma detector.
In figure: sealing ring 3-first shock-absorbing spring 4-housing 5-first plate washer 6-gamma detector 7-first vibration damping O type circle 8-storage device 9-magnetic orientator 10-lower seal 11-lower end cap 12-longitudinal rubber cushion 13-gamma detector rubber cushion 14-second shock-absorbing spring 15-magnetic orientation rubber cushion 16-the 3rd shock-absorbing spring 17-the 3rd vibration damping O type circle 18-gamma detector shell 19-magnetic orientator shell 20-second vibration damping O type circle on 1-top connection 2-.
Detailed description of the invention
A kind of embodiment of perforation test device, as shown in Figure 1 and 2: comprise perforating gun and perforating site tester, perforating site tester comprises housing 4, housing 4 top has been threaded top connection 1, other one end of top connection 1 is provided with hickey, hickey is threaded in perforating gun afterbody, and the size of the hickey of wherein top connection 1 can be set to different sizes to connect the perforating gun of different model; housing 4 is provided with the upper sealing ring 2 for seal casinghousing 4 with the junction of top connection, gamma detector 6 is disposed with downwards in housing 4, storage device 8 and magnetic orientator 9, the first shock-absorbing spring 3 and the first plate washer 5 for longitudinal damping is provided with between top connection 1 and gamma detector 6, upper at gamma detector 6, lower end is provided with the longitudinal rubber cushion 12 for longitudinal damping, first shock-absorbing spring 3 and the first plate washer 5 and longitudinal rubber cushion 12 are transferred and the impact of the longitudinal impact force produced during perforation on gamma detector 6 for reducing perforating gun jointly, the instrument outer surface of gamma detector 6 is provided with the gamma detector rubber cushion 13 for gamma detector radial vibration-reducing, gamma detector rubber cushion 13 and gamma detector 6 are co-located in the gamma detector shell 18 of setting in housing 4, the first vibration damping O type circle 7 is provided with between gamma detector shell 13 and housing 4, gamma detector rubber cushion 13 and the first vibration damping O type circle 7 are transferred with the radial impact power produced during perforation the impact of gamma detector 6 for reducing perforating gun jointly.
Storage device 8 is provided with below gamma detector 6 in housing 4, the second baffle for longitudinal damping and the second shock-absorbing spring 14 is provided with between gamma detector 6 and storage device 8, storage device 8 and the second vibration damping O type circle of being provided with between housing 4 for storage device 8 radial vibration-reducing, second baffle, the second shock-absorbing spring 14 and the second vibration damping O type circle jointly for reducing below perforating gun and perforation time impact on storage device 8; Storage device 8 comprises circuit board support and is fixedly installed on the circuit board on circuit board support, circuit board is provided with data acquisition unit, memory cell, playback unit, and battery is housed, by the memory cell in memory unit 8 and playback unit, by gamma detector 6 and gamma curve signal that the magnetic orientator 9 below storage device 6 records can be arranged at and magnetic orientation curve signal stores, after instrument turns back to ground again by gamma curve and the playback of magnetic orientation curve out.
The below of storage device 8 is provided with magnetic orientator 9, the instrument radially-outer surface of magnetic orientator 9 is enclosed with the magnetic orientation rubber cushion 15 of the radial vibration for magnetic orientator 9, magnetic orientation rubber cushion 15 and magnetic orientator 9 are co-located in the magnetic orientation shell 19 of setting in housing 4, between magnetic orientator shell 19 and housing 4, be provided with the 3rd vibration damping O type circle 17, transferred with the radial impact power produced during perforation the impact of magnetic orientator 9 by the reduction perforating gun that arranges of magnetic orientation rubber cushion 15 and the 3rd vibration damping O type circle 17; The below of magnetic orientator 9 is provided with the 3rd shock-absorbing spring 16 for reducing the longitudinal impact force produced during perforating job and third gear plate, be provided with below 3rd shock-absorbing spring 16 and the lower end cap 11 be threaded below housing 4, be centrum shape structure bottom lower end cap 11, lower end cap 11 and housing junction are provided with the lower seal 10 for seal casinghousing.
During petroleum perforation operation, petroleum perforation position measurement instrument is arranged on perforating gun afterbody, when tubing transmission or testing combination operation perforation, by operation team oil pipe, the perforating site tester that perforating gun and perforating gun afterbody connect is transferred to desired depth, then deeply perforating site is determined by perforation team school, detonate perforating gun, in whole process, gamma detector 6 and magnetic orientator 9 are opened, when gamma detector 6 and magnetic orientator 9 measure the gamma curve after perforation and magnetic orientation curve through perforating site, and import storage device 8 into and store, when perforating site tester takes out ground with perforating gun, by the playback unit in memory unit 8 by signal playback out to check perforating quality.Like this step of perforating job is become three: first by operation team operation oil pipe by under the perforating site tester in perforating gun and gun breech portion to desired depth; Then deeply perforating site is determined by perforation team school, detonate perforating gun, again by operation team lift pipe string, perforation squad reclaims perforating site tester, the gamma curve that playback is measured and magnetic orientation curve, check perforating quality, eliminating goes into the well with logging cable to deliver to the step that perforating site measures gamma curve and magnetic orientation curve by gamma detector and magnetic orientation apparatus measures.The problem that after the well perforations such as inclined shaft, horizontal well, hole condition be complicated that utilize this perforating site tester effectively to solve, the well logging of magnetic orientation curve is difficult, and measure magnetic orientation curve and gamma curve, can for tentatively judging that casing corrosion situation provides guiding foundation.
In other embodiments of the present utility model, shock-absorbing spring can be replaced as longitudinal damping device with the elastomeric element such as elastic rubber fitting or rubber pad, longitudinal damping device also can not be baffled, and longitudinal damping device also can be arranged within magnetic orientator shell or gamma detector shell; Radial damping device also can be set to cylindrical shell dress, is wrapped in above tester shell; Gamma detector can be arranged at magnetic orientator bottom; Can not storage device be established, utilize after proposing perforating gun and read the data that instrument reads stallion probe and magnetic orientator; Storage device also can not establish battery, utilizes cable to power to storage device; O RunddichtringO can be the elastic component such as plastics or rubber.
An embodiment for perforating site tester, as shown in Figure 1 and 2: the embodiment of perforating site tester is identical with the structure of the perforating site tester in above-mentioned perforation test device, is not described in detail in this.
Claims (10)
1. a perforating site tester, comprise Instrument shell and magnetic orientator, it is characterized in that: described Instrument shell comprises central tube and is arranged at the top connection for connecting perforating gun afterbody on central tube top, described central tube bottom is connected with lower end cap, described top connection, lower end cap and central tube form closed installing space, and described magnetic orientator is arranged in described installing space.
2. perforating site tester according to claim 1, it is characterized in that: be also provided with gamma detector in described installing space, described gamma detector is positioned at magnetic orientator top or bottom.
3. perforating site tester according to claim 2, it is characterized in that: also to arrange in described installing space and gamma detector and magnetic orientator are sampled the storage device for storing data be connected, described storage device is positioned in the middle of gamma detector and magnetic orientator.
4. perforating site tester according to claim 2, it is characterized in that: between described top connection and gamma detector, be provided with the first longitudinal damping device for longitudinal damping, be provided with the second longitudinal damping device for longitudinal damping between described gamma detector and storage device, between described magnetic orientator and lower end cap, be provided with the 3rd longitudinal damping device for longitudinal damping.
5. perforating site tester according to claim 4, it is characterized in that: the gamma detector rubber cushion that described first longitudinal damping device comprises the first longitudinal damping spring and is arranged at gamma detector upper and lower end, described second longitudinal damping device comprises the second shock-absorbing spring, and described 3rd longitudinal damping device comprises the 3rd shock-absorbing spring.
6. perforating site tester according to claim 3, it is characterized in that: described gamma detector radial direction is provided with the first radial vibration-reducing device for radial vibration-reducing, described storage device radial direction is provided with the second radial vibration-reducing device for radial vibration-reducing, and described magnetic orientator radial direction is provided with the 3rd radial vibration-reducing device for radial vibration-reducing.
7. perforating site tester according to claim 6, it is characterized in that: in described installing space, be provided with the gamma detector shell for installing gamma detector, the magnetic orientator shell for installing magnetic orientator is provided with in described installing space, described first radial vibration-reducing device comprises the first vibration damping O type circle arranged between gamma detector shell and central tube, described second radial vibration-reducing device comprises the second vibration damping O type circle arranged between storage device and central tube, described 3rd radial damping device comprises the 3rd vibration damping O type circle arranged between magnetic orientator shell and central tube.
8. perforating site tester according to claim 7, it is characterized in that: described first radial vibration-reducing device comprises the gamma detector rubber cushion that gamma detector radially-outer surface is arranged, described 3rd radial damping device comprises the magnetic orientator rubber cushion that magnetic orientator radially-outer surface is arranged.
9. perforating site tester according to claim 1, is characterized in that: described magnetic orientator radial direction is provided with for the magnetic orientator rubber cushion of radial damping and the 3rd vibration damping O type circle that arranges between magnetic orientator rubber cushion and central tube.
10. a perforation test device, comprises perforating gun, it is characterized in that: the lower end of perforating gun is provided with the perforating site tester as described in claim 1 ~ 9 any one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520719724.1U CN205078249U (en) | 2015-09-16 | 2015-09-16 | Oil perforation position tester and perforation testing arrangement |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520719724.1U CN205078249U (en) | 2015-09-16 | 2015-09-16 | Oil perforation position tester and perforation testing arrangement |
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| Publication Number | Publication Date |
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| CN205078249U true CN205078249U (en) | 2016-03-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520719724.1U Active CN205078249U (en) | 2015-09-16 | 2015-09-16 | Oil perforation position tester and perforation testing arrangement |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109655223A (en) * | 2018-11-15 | 2019-04-19 | 东北石油大学 | Target holder for blasting impact sample mechanics properties testing system |
| CN113464101A (en) * | 2021-06-22 | 2021-10-01 | 中国石油化工股份有限公司 | Special magnetic joint for horizontal well clustering perforation pipe string |
| CN113914843A (en) * | 2021-10-11 | 2022-01-11 | 中国矿业大学 | Multi-detonation-point multi-stage detonation fracturing method for horizontal well of shale gas reservoir |
| CN114837655A (en) * | 2022-05-24 | 2022-08-02 | 吉林瑞荣德能源科技有限公司 | Method and device for positioning oil and gas logging optical fiber |
-
2015
- 2015-09-16 CN CN201520719724.1U patent/CN205078249U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109655223A (en) * | 2018-11-15 | 2019-04-19 | 东北石油大学 | Target holder for blasting impact sample mechanics properties testing system |
| CN109655223B (en) * | 2018-11-15 | 2020-06-02 | 东北石油大学 | Target frame for mechanical property detection system of blasting impact sample |
| CN113464101A (en) * | 2021-06-22 | 2021-10-01 | 中国石油化工股份有限公司 | Special magnetic joint for horizontal well clustering perforation pipe string |
| CN113914843A (en) * | 2021-10-11 | 2022-01-11 | 中国矿业大学 | Multi-detonation-point multi-stage detonation fracturing method for horizontal well of shale gas reservoir |
| CN114837655A (en) * | 2022-05-24 | 2022-08-02 | 吉林瑞荣德能源科技有限公司 | Method and device for positioning oil and gas logging optical fiber |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220218 Address after: 100028 Chaoyang District, Beijing Hui Xin Street 6, Twelfth level. Patentee after: SINOPEC OILFIELD SERVICE Corp. Patentee after: Sinopec Jingwei Co.,Ltd. Patentee after: SINOPEC NORTH CHINA PETROLEUM ENGINEERING Co.,Ltd. Patentee after: North China Measurement and control company of Sinopec Jingwei Co.,Ltd. Address before: 100728 9 Jishi Kou Road, Chaoyang District, Beijing Patentee before: SINOPEC OILFIELD SERVICE Corp. Patentee before: Sinopec Henan Petroleum Engineering Co., Ltd. logging company |