CN205135607U - Novel along with boring position gamma formation of image instrument - Google Patents
Novel along with boring position gamma formation of image instrument Download PDFInfo
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- CN205135607U CN205135607U CN201520871933.8U CN201520871933U CN205135607U CN 205135607 U CN205135607 U CN 205135607U CN 201520871933 U CN201520871933 U CN 201520871933U CN 205135607 U CN205135607 U CN 205135607U
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Abstract
The utility model discloses a novel along with boring position gamma formation of image instrument, including the drill collar and installing the saver sub in drill collar one end, the drill collar outer wall is seted up flutedly, and the installation is fixed with the gamma detector in the recess to through the sealed recess of the sealed apron of gamma, the drill collar outer wall still is provided with a plurality of groups abrasionproof area, the utility model discloses realize threading UNICOM with the space hole between circuit and the detector, do benefit to the miniaturized design of instrument, owing to adopt the structure of apron formula for manufacturing, the maintenance maintenance of instrument become simple and convenient, adopt fixed joint, realize the axial fixity of gamma detector, at axial design axial damping cushion, radially designing radial damping cushion, solved the fixed of gamma detector and damping problem through fixed joint, axial damping cushion and radial damping cushion.
Description
[technical field]
The utility model belongs to the well logging during equipment field in oil drilling, is specifically related to a kind of novel with brill orientation gamma Image-forming instrument.
[background technology]
In the measurement while drilling field of drilling well industry, formation lithology recognition methods is the different natural radioactivity intensity had according to Different Strata lithology, the gamma ray that measurement formation rock radiates is to determine formation lithology, the measurement pipe nipple that the drill-following natural gamma measuring instrument that current Lithology while drilling identification is applied is made up of gamma survey module and resistance to compression cylinder, gamma survey module is made up of gamma sensor and signal processing circuit, be arranged in resistance to compression cylinder, and (generally include orientation survey pipe nipple with other measurement while-drilling instrument, porosity measurement pipe nipple, density measure pipe nipple, resistivity measurement pipe nipple etc.) link together, be arranged on drill collar inside, composition connector for logging while drilling, gamma instrument is in well logging except identifying lithology, calculate outside shale content and stratigraphic dip etc., also can better adapt to the geosteering with boring instrument, adapt to complex geological condition, ensure that drill bit " is walked " all the time in oil reservoir, effective identification reservoir boundaries, exploitation oil sheet, be conducive to wellbore construction, according to geological information, timely adjustment well track, control the optimum position that drilling tool runs in the guide oil reservoir, be applicable to horizontal well geosteering, the Drilling ratio of oil reservoir can be improved, but it is larger to there is volume in the gamma Image-forming instrument used at present, the problem that instrument wears no resistance.
[summary of the invention]
The purpose of this utility model is to provide a kind of novel with brill orientation gamma Image-forming instrument, better exploitation complicated reservoirs, oil sheet, for identifying the upper and lower border of reservoir, adapt to the actual requirement of engineering with boring geosteering and well logging during, solving with boring the vibration damping of gamma instrument volume, abrasion resistance and probe and fixing problem, improving the reliability with boring instrument.
In order to achieve the above object; the scheme that the utility model adopts is; a kind of novel with brill orientation gamma Image-forming instrument; comprise drill collar and be arranged on the protection pipe nipple of drill collar one end; drill collar outer wall offers groove; be mounted with gamma detector in groove, and by gamma seal cover board sealed groove, described drill collar outer wall is also provided with some groups of wear-resistant belts.
Further, described wear-resistant belt adopts the design of fan loop configuration, often organizes wear-resistant belt and comprises at least 1 section of fan loop configuration, be at least a full circle after the superposition of many group wear-resistant belts.
Further, along drill collar axial direction, different spacing arranges group wear-resistant belt altogether, wear-resistant belt comprises the wearing layer being arranged on drill collar outer wall and the cushion coat be arranged on wearing layer.
Further, the outer wall of described protection pipe nipple and drill collar junction is provided with seal cover board.
Further, one group of anchor tip for fixing gamma detector is provided with in described groove, the two ends of gamma detector fixed by anchor tip, axial damping rubber cushion is provided with between gamma detector and anchor tip, described gamma detector is also arranged with radial damping rubber pad, is provided with cover plate O between described gamma seal cover board and drill collar and encloses.
Further, described drill collar outer wall is provided with 3 gamma detectors along the uniform fluting of circumferencial direction of 360 °.
The axis of described gamma detector and the axis being parallel of drill collar.
Further, the two ends of described drill collar are also separately installed with mud flow guide sleeve and lower mud flow guide sleeve, and upper mud flow guide sleeve and lower mud flow guide sleeve are all provided with plug; Be provided with flow guide sleeve O between lower mud flow guide sleeve and drill collar to enclose, lower mud flow guide sleeve is outside equipped with the retaining ring preventing lower end mud flow guide sleeve from coming off, and retaining ring adopts ACME screw thread.
Further, upper mud flow guide sleeve and lower mud flow guide sleeve are all provided with plug.
Further, be also provided with spatial hole in described drill collar, gamma detector and circuit part couple together through spatial hole by electric lead.
Further, be provided with the x magnetometer for bearing measurement and y magnetometer in described drill collar, x magnetometer and y magnetometer are orthogonal azimuth design, are also provided with the data port of transmission log data in drill collar.
Of the present utility modelly with brill orientation gamma Image-forming instrument architectural feature be: realize threading UNICOM by spatial hole between circuit and probe, be beneficial to the Miniaturization Design of instrument; Owing to adopting the structure of cover-plate type, make the processing and manufacturing of instrument, maintaining becomes easy; Adopt anchor tip, realize the axial restraint of gamma detector, at axial design axial vibration damping rubber cushion, at radial design radial vibration-reducing rubber cushion, solve the fixing of gamma detector and vibration damping problem by anchor tip, axial vibration damping rubber cushion and radial vibration-reducing rubber cushion;
Annular wear-resistant belt is fanned in the axially different Position Design of drill collar; adopt the annular wear-resistant belt structure of fan; along drill collar axial direction, different spacing arranges 5 groups of wear-resistant belts altogether, wear-resistant belt is arranged in different circumference orientation; ensure that drill collar all has supported at three point at least in arbitrary circumference orientation; better protection instrument body, prevents eccentric wear phenomenon, and wear-resistant belt is designed to fan annular; to reduce the impact on return mud runner on annular space, be conducive to landwaste returns.
Meanwhile, wear-resistant belt comprises wearing layer and cushion coat, and wearing layer is carbon alloy material, and cushion coat is nickel-base material, adopts bead-welding technology, is conducive to improving wear resistence and preventing wear-resistant belt from occurring crackle.
The outer wall of protection pipe nipple of the present utility model and drill collar junction is provided with seal cover board, and seal cover board effectively can isolate HTHP mud, protection equipment circuit.
Retaining ring adopts ACME screw thread, and ACME screw thread is applicable to the special occasion of limited space, and well logging during oil instrument radially space is very limited, adopts ACME screw thread effectively can strengthen the reliability of connection.
[accompanying drawing explanation]
Fig. 1 is the longitudinal profile schematic diagram with boring orientation gamma Image-forming instrument of the present utility model;
Fig. 2 is spatial hole structure design schematic diagram of the present utility model;
Fig. 3 is the A-A generalized section of Fig. 2;
Fig. 4 is of the present utility model with brill orientation gamma imager structural representation, and Fig. 4 a is contour structures schematic diagram, and Fig. 4 b is the B-B generalized section of Fig. 4 a, and Fig. 4 c is the C-C generalized section of Fig. 4 a;
Fig. 5 is that wear-resistant belt arranges schematic diagram;
Fig. 6 is wear-resistant belt structural representation;
In accompanying drawing: 1, protect pipe nipple; 2, drill collar; 3, seal cover board; 4, gamma detector; 5, gamma seal cover board; 6, x magnetometer; 7, y magnetometer; 8, data port; 9, upper mud flow guide sleeve; 10, lower mud flow guide sleeve; 11, retaining ring; 12, ACME screw thread; 13, plug; 14,8 core sealing-plugs; 15, spatial hole; 16, wear-resistant belt; 17, anchor tip; 18, cover plate O encloses; 19, flow guide sleeve O encloses; 20, retaining ring O circle; 21 wear-resistant belt structures; 22, axial vibration damping rubber cushion; 23, radial vibration-reducing rubber cushion; 24, wearing layer; 25, cushion coat.
[detailed description of the invention]
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
As shown in Figure 1, the utility model comprises drill collar 2 and is arranged on the protection pipe nipple 1 of drill collar 2 one end, protection pipe nipple 1 and the outer wall of drill collar 2 junction are provided with seal cover board 3, the other end of drill collar 2 connects other connector for logging while drillings (as measured pipe nipple, porosity measurement pipe nipple, density measure pipe nipple or resistivity measurement pipe nipple etc.), drill collar 2 outer wall offers groove, one group of anchor tip 17 for fixing gamma detector 4 is provided with in groove, the two ends of gamma detector 4 fixed by anchor tip 17, axial damping rubber cushion 22 is provided with between gamma detector 4 and anchor tip 17, gamma detector 4 is also arranged with radial damping rubber pad 23, the axis of gamma detector 4 and the axis being parallel of drill collar 2, be provided with cover plate O between gamma seal cover board 5 and drill collar 2 and enclose 18, and by gamma seal cover board 5 sealed groove, drill collar 2 outer wall is also provided with some groups of wear-resistant belts 16,
The two ends of described drill collar 2 are also separately installed with mud flow guide sleeve 9 and lower mud flow guide sleeve 10, and upper mud flow guide sleeve 9 and lower mud flow guide sleeve 10 are all provided with plug 13; Be provided with flow guide sleeve O between lower mud flow guide sleeve 10 and drill collar 2 and enclose 19, lower mud flow guide sleeve 10 is outside equipped with the retaining ring 11 preventing lower end mud flow guide sleeve 10 from coming off, and retaining ring 11 adopts ACME screw thread 12.
As shown in Figures 2 and 3, be also provided with spatial hole 15 in described drill collar 2, gamma detector 4 and circuit part couple together through spatial hole 15 by electric lead.
As shown in Figure 4, x magnetometer 6 and y magnetometer 7 are orthogonal azimuth design, realizing bearing measurement, being also provided with the data port 8 for transmitting log data in drill collar 2.
As shown in Figure 5, wear-resistant belt 16 adopts the design of fan loop configuration, often organize wear-resistant belt 16 and comprise at least 1 section of fan loop configuration, many groups wear-resistant belt 16 is at least a full circle after superposing, in Fig. 5, along drill collar 2 axial direction, different spacing arranges 5 groups of wear-resistant belts 16 altogether, wear-resistant belt 16 layout vertically should be arranged on the comparatively simple non-functional cross section of structure as far as possible, is convenient to wear-resistant belt and occurs the reparation again after wearing and tearing; As shown in Figure 6, wear-resistant belt 16 comprises the wearing layer 24 being arranged on drill collar 2 outer wall and the cushion coat 25 be arranged on wearing layer 24.
As preferred embodiment, described drill collar 2 outer wall is provided with 3 gamma detectors 4 along the uniform fluting of circumferencial direction of 360 °.
Instrument of the present utility model is divided into circuit part and explorer portion, realizes UNICOM between circuit part and probe by spatial hole 15, and seal cover board carries sealing ring for 3 times and realizes the seal isolation with annular space mud; Instrument realizes the communication with upper and lower instrument by upper mud flow guide sleeve 9 and lower mud flow guide sleeve 10, upper mud flow guide sleeve 9 and lower mud flow guide sleeve 10 is provided with sealing ring, realizes the seal isolation of hydrophthalmia mud; Flow guide sleeve designs 8 core sealing-plugs 14, prevents instrument from occurring " bowel lavage " phenomenon; Design data mouth 8 realizes peek and designs with instrument test; Retaining ring 11 is fixed by ACME screw thread 12 and drill collar 2, carries retaining ring O circle 20, plays the effect of isolation mud, is convenient to screw thread dismounting;
The utility model adopts anchor tip 17, realize the axial restraint of gamma detector 4, at axial design axial vibration damping rubber cushion 22, at radial design radial vibration-reducing rubber cushion 23, solve the fixing of gamma detector 4 and vibration damping problem by anchor tip 17, axial vibration damping rubber cushion 22 and radial vibration-reducing rubber cushion 23; Simultaneously; wear-resistant belt 16 comprises wearing layer 24 and cushion coat 25; wearing layer 24 is carbon alloy material; cushion coat 25 is nickel-base material; adopt bead-welding technology; be conducive to improving wear resistence and preventing wear-resistant belt from occurring crackle, protection pipe nipple 1 and the outer wall of drill collar 2 junction are provided with seal cover board 3, seal cover board 3 effectively can isolate HTHP mud, protection equipment circuit.
Claims (10)
1. one kind novel with brill orientation gamma Image-forming instrument; it is characterized in that; comprise drill collar (2) and be arranged on the protection pipe nipple (1) of drill collar (2) one end; drill collar (2) outer wall offers groove; gamma detector (4) is mounted with in groove; and by gamma seal cover board (5) sealed groove, described drill collar (2) outer wall is also provided with some groups of wear-resistant belts (16).
2. one according to claim 1 is novel with brill orientation gamma Image-forming instrument, it is characterized in that, described wear-resistant belt (16) adopts the design of fan loop configuration, often organize wear-resistant belt (16) and comprise at least 1 section of fan loop configuration, after organizing wear-resistant belt (16) superposition, be at least a full circle more.
3. one according to claim 2 is novel with brill orientation gamma Image-forming instrument, it is characterized in that, along drill collar (2) axial direction, different spacing arranges 5 groups of wear-resistant belts (16) altogether, and wear-resistant belt (16) comprises the wearing layer (24) being arranged on drill collar (2) outer wall and the cushion coat (25) be arranged on wearing layer (24).
4. one according to claim 1 is novel is characterized in that with brill orientation gamma Image-forming instrument, and described protection pipe nipple (1) and the outer wall of drill collar (2) junction are provided with seal cover board (3).
5. one according to claim 1 is novel with brill orientation gamma Image-forming instrument, it is characterized in that, one group of anchor tip for fixing gamma detector (4) (17) is provided with in described groove, the two ends of the fixing gamma detector (4) of anchor tip (17), axial damping rubber cushion (22) is provided with between gamma detector (4) and anchor tip (17), described gamma detector (4) is also arranged with radial damping rubber pad (23), be provided with cover plate O between described gamma seal cover board (5) and drill collar (2) to enclose (18).
6. one according to claim 1 is novel with brill orientation gamma Image-forming instrument, and it is characterized in that, described drill collar (2) outer wall is provided with 3 gamma detectors (4) along the uniform fluting of circumferencial direction of 360 °.
7. one according to claim 1 is novel with brill orientation gamma Image-forming instrument, it is characterized in that, the axis of described gamma detector (4) and the axis being parallel of drill collar (2).
8. one according to claim 1 is novel with brill orientation gamma Image-forming instrument, it is characterized in that, the two ends of described drill collar (2) are also separately installed with mud flow guide sleeve (9) and lower mud flow guide sleeve (10), and upper mud flow guide sleeve (9) and lower mud flow guide sleeve (10) are all provided with plug (13); Be provided with flow guide sleeve O between lower mud flow guide sleeve (10) and drill collar (2) to enclose (19), lower mud flow guide sleeve (10) is outside equipped with the retaining ring (11) preventing lower end mud flow guide sleeve (10) from coming off, and retaining ring (11) adopts ACME screw thread (12).
9. one according to claim 1 is novel with brill orientation gamma Image-forming instrument, it is characterized in that, also be provided with spatial hole (15) in described drill collar (2), gamma detector (4) and circuit part couple together through spatial hole (15) by electric lead.
10. one according to claim 1 is novel with brill orientation gamma Image-forming instrument, it is characterized in that, the x magnetometer (6) for bearing measurement and y magnetometer (7) is provided with in described drill collar (2), x magnetometer (6) and y magnetometer (7) are orthogonal azimuth design, are also provided with the data port (8) of transmission log data in drill collar (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520871933.8U CN205135607U (en) | 2015-11-03 | 2015-11-03 | Novel along with boring position gamma formation of image instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520871933.8U CN205135607U (en) | 2015-11-03 | 2015-11-03 | Novel along with boring position gamma formation of image instrument |
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| Publication Number | Publication Date |
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| CN205135607U true CN205135607U (en) | 2016-04-06 |
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| CN201520871933.8U Active CN205135607U (en) | 2015-11-03 | 2015-11-03 | Novel along with boring position gamma formation of image instrument |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106522929A (en) * | 2016-12-07 | 2017-03-22 | 中国石油天然气集团公司 | Ultrasound well diameter during-drilling well logging device |
| CN107605466A (en) * | 2017-10-23 | 2018-01-19 | 长江大学 | A kind of well logging device for borehole wall measurement |
| CN108756866A (en) * | 2018-05-08 | 2018-11-06 | 中国石油集团渤海钻探工程有限公司 | A kind of protective device of underground resistivity female thread |
| CN109138992A (en) * | 2018-09-07 | 2019-01-04 | 中国石油天然气集团有限公司 | A kind of remote detection electromagnetic resistivity logging while drilling apparatus structure |
| CN109322662A (en) * | 2018-12-05 | 2019-02-12 | 贝兹维仪器(苏州)有限公司 | A kind of measurement while drilling pipe nipple |
| CN109779620A (en) * | 2019-01-25 | 2019-05-21 | 中国石油天然气集团有限公司 | A kind of azimuthal density image logging while drilling apparatus |
| CN110513104A (en) * | 2018-05-21 | 2019-11-29 | 中国石油化工股份有限公司 | One kind is with brill orientation combination metering device |
| CN112360440A (en) * | 2020-10-27 | 2021-02-12 | 陕西华晨石油科技有限公司 | Water injection well array gamma logging device and method for performing intrastratal subdivision logging |
| CN112878991A (en) * | 2021-01-26 | 2021-06-01 | 中国石油天然气集团有限公司 | Detachable anti-abrasion belt structure of logging-while-drilling instrument |
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2015
- 2015-11-03 CN CN201520871933.8U patent/CN205135607U/en active Active
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106522929A (en) * | 2016-12-07 | 2017-03-22 | 中国石油天然气集团公司 | Ultrasound well diameter during-drilling well logging device |
| CN106522929B (en) * | 2016-12-07 | 2020-01-07 | 中国石油天然气集团公司 | Ultrasonic borehole diameter logging-while-drilling device |
| CN107605466A (en) * | 2017-10-23 | 2018-01-19 | 长江大学 | A kind of well logging device for borehole wall measurement |
| CN107605466B (en) * | 2017-10-23 | 2021-02-19 | 长江大学 | Logging-while-drilling device for well wall measurement |
| CN108756866A (en) * | 2018-05-08 | 2018-11-06 | 中国石油集团渤海钻探工程有限公司 | A kind of protective device of underground resistivity female thread |
| CN110513104A (en) * | 2018-05-21 | 2019-11-29 | 中国石油化工股份有限公司 | One kind is with brill orientation combination metering device |
| CN110513104B (en) * | 2018-05-21 | 2022-01-21 | 中国石油化工股份有限公司 | Combined measurement device for orientation while drilling |
| CN109138992A (en) * | 2018-09-07 | 2019-01-04 | 中国石油天然气集团有限公司 | A kind of remote detection electromagnetic resistivity logging while drilling apparatus structure |
| CN109138992B (en) * | 2018-09-07 | 2022-07-05 | 中国石油天然气集团有限公司 | Remote detection electromagnetic wave resistivity logging-while-drilling instrument structure |
| CN109322662A (en) * | 2018-12-05 | 2019-02-12 | 贝兹维仪器(苏州)有限公司 | A kind of measurement while drilling pipe nipple |
| CN109779620A (en) * | 2019-01-25 | 2019-05-21 | 中国石油天然气集团有限公司 | A kind of azimuthal density image logging while drilling apparatus |
| CN112360440A (en) * | 2020-10-27 | 2021-02-12 | 陕西华晨石油科技有限公司 | Water injection well array gamma logging device and method for performing intrastratal subdivision logging |
| CN112878991A (en) * | 2021-01-26 | 2021-06-01 | 中国石油天然气集团有限公司 | Detachable anti-abrasion belt structure of logging-while-drilling instrument |
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