CN204851239U - Position gamma well logging device - Google Patents
Position gamma well logging device Download PDFInfo
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- CN204851239U CN204851239U CN201520517506.XU CN201520517506U CN204851239U CN 204851239 U CN204851239 U CN 204851239U CN 201520517506 U CN201520517506 U CN 201520517506U CN 204851239 U CN204851239 U CN 204851239U
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- gamma
- pipe nipple
- nipple joint
- instrument
- orientation
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Abstract
The utility model provides a position gamma well logging device, includes position gamma nipple joint, position gamma nipple joint is become by triaxial acceleration sensor and position gamma sensor group, and built -in embedded microprocessor system puddles pulser nipple joint order with battery nipple joint, natural gamma nipple joint and constitutes with threaded connection. The device can measure along with the gamma value that bores the arbitrary position of instrument, and accurate judgement makes to remain throughout along with the brill instrument and creep into effective efficiency of creeping into that improves in oil reservoirs along with boring the position of instrument apart from the stratigraphic boundary.
Description
Technical field
The utility model can be applicable to the drilling engineering field in oil, colliery and geological prospecting, is a kind of azimuth gamma well-logging device.
Background technology
At present, at oil drilling with in brill battering methods field, just can be judged with boring the current residing stratum of instrument by the gamma value measuring stratum in real time.Natural gamma inclinometer can only measure the stratum gamma value with boring surrounding equipment, azimuth gamma well-logging device can identify the stratum gamma value with boring a certain orientation of instrument, by uploading to the orientation gamma parameter on ground in real time, can judge rapidly and accurately whether get target zone with brill instrument, this is significant in horizontal segment drilling well.
Summary of the invention
In order to overcome the deficiencies in the prior art, the utility model provides a kind of azimuth gamma well-logging device, and this device can measure the gamma value with boring instrument arbitrary orientation.
The utility model solves the technical scheme that its technical problem adopts: a kind of azimuth gamma well-logging device, comprise battery short section, natural gamma pipe nipple, orientation gamma pipe nipple and slurry pulsator pipe nipple, described orientation gamma pipe nipple is made up of 3-axis acceleration sensor and orientation gamma sensor, built-in embedded microprocessor system, forms with battery short section, natural gamma pipe nipple and the screwed connection of slurry pulsator pipe nipple order.
The 3-axis acceleration sensor of described azimuth gamma well-logging device for determining the direction of described orientation gamma sensor detection, wherein: the Z-direction of described 3-axis acceleration sensor is consistent with the axis direction of described orientation gamma sensor; The XY axial plane of described 3-axis acceleration sensor is parallel with the end face of described orientation gamma sensor; Determined the position of this 3-axis acceleration sensor by the output detecting described 3-axis acceleration sensor, thus determine the detection direction of described orientation gamma sensor.
Described orientation gamma sensor is for detecting the stratum gamma value of any direction, wherein: around described orientation gamma sensor, increase gamma ray screen layer, this screen layer only shields a part of orientation gamma sensor, make to only have the gamma ray of never shield direction incidence to be detected, thus realize the detection of directionality.
Described embedded microprocessor system, for the count value of the positional information and described orientation gamma sensor that read and process described 3-axis acceleration sensor in real time, judge the detection direction of described orientation gamma sensor, wherein: described embedded microprocessor system comprises described 3-axis acceleration sensor signal processing unit and described orientation gamma sensor signal processing unit; Described 3-axis acceleration sensor signal processing unit receives the signal of 3-axis acceleration sensor output and by signal filtering, amplification process, then outputs to microprocessor; Described orientation gamma sensor signal processing unit receives the signal of described orientation gamma sensor output and by signal filtering, amplification process, then outputs to microprocessor.
The beneficial effects of the utility model are, this device can measure the gamma value with boring instrument arbitrary orientation, accurately judge with boring the position of instrument apart from stratigraphic boundary, make to remain in oil reservoirs with brill instrument to creep into, effectively improve the efficiency of creeping into.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated.
Accompanying drawing 1 is the utility model connection diagram.
Accompanying drawing 2 is structural representations of orientation gamma pipe nipple in the utility model.
1. battery short section in figure, 2. natural gamma pipe nipple, 3. orientation gamma pipe nipple, 4. slurry pulsator pipe nipple, 5. magnetic communication public connector, 6. orientation gamma joint, 7. orientation gamma pipe nipple urceolus, 8. axial buffer device, 9. 3-axis acceleration sensor, 10. orientation gamma sensor, 11. circuit boards, 12. magnetic communication female connectors.
Detailed description of the invention
See accompanying drawing 1, a kind of azimuth gamma well-logging device comprises battery short section (1), natural gamma pipe nipple (2), orientation gamma pipe nipple (3) and slurry pulsator pipe nipple (4), described orientation gamma pipe nipple (3) is made up of 3-axis acceleration sensor (9) and orientation gamma sensor (10), built-in embedded microprocessor system, forms with battery short section (1), natural gamma pipe nipple (2) and slurry pulsator pipe nipple (4) order screwed connection.
Magnetic coupling communication is passed through between each pipe nipple of a kind of azimuth gamma well-logging device.Battery short section (1) is powered for whole device, slurry pulsator pipe nipple (4) at instrument bottom, for whole device provides Signal transmissions power, natural gamma pipe nipple (2) is measured with boring the gamma value on the whole stratum of instrument for judging the current residing stratum of instrument.In engineer applied, azimuth gamma well-logging device being put in non magnetic drill collar, just can being judged with boring the position of instrument apart from upper and lower stratum by the parameter monitoring orientation gamma pipe nipple (3) in real time.
See accompanying drawing 2, orientation gamma pipe nipple (3) is made up of magnetic communication public connector (5), orientation gamma joint (6), orientation gamma pipe nipple urceolus (7), axial buffer device (8), 3-axis acceleration sensor (9), orientation gamma sensor (10), circuit board (11) and magnetic communication female connectors (12).Gamma pipe nipple (3) two ends, orientation are equipped with magnetic communication public connector (5) and magnetic communication female connectors (12) respectively, realize the two-way communication with other pipe nipple.
Be described in detail the utility model case study on implementation above, and set forth the concrete case method of detailed description of the invention in actual use procedure, the explanation of above examples of implementation is just for helping the inclinometer understanding the inventive method; Meanwhile, for one of ordinary skill in the art, according to the thought of the inventive method, all will change in specific embodiments and applications, in sum, this description should not be construed as the restriction used this method invention.
Claims (1)
1. an azimuth gamma well-logging device, comprise orientation gamma pipe nipple, described orientation gamma pipe nipple is made up of 3-axis acceleration sensor and orientation gamma sensor, built-in embedded microprocessor system, forms with battery short section, natural gamma pipe nipple and the screwed connection of slurry pulsator pipe nipple order.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520517506.XU CN204851239U (en) | 2015-07-16 | 2015-07-16 | Position gamma well logging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520517506.XU CN204851239U (en) | 2015-07-16 | 2015-07-16 | Position gamma well logging device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204851239U true CN204851239U (en) | 2015-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520517506.XU Active CN204851239U (en) | 2015-07-16 | 2015-07-16 | Position gamma well logging device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204851239U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109555513A (en) * | 2018-11-30 | 2019-04-02 | 北京六合伟业科技股份有限公司 | A kind of dynamic orientation gamma survey system based on fluxgate |
| 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 |
| CN113530530A (en) * | 2021-07-14 | 2021-10-22 | 中国海洋石油集团有限公司 | Logging-while-drilling instrument |
-
2015
- 2015-07-16 CN CN201520517506.XU patent/CN204851239U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN109555513A (en) * | 2018-11-30 | 2019-04-02 | 北京六合伟业科技股份有限公司 | A kind of dynamic orientation gamma survey system based on fluxgate |
| CN113530530A (en) * | 2021-07-14 | 2021-10-22 | 中国海洋石油集团有限公司 | Logging-while-drilling instrument |
| CN113530530B (en) * | 2021-07-14 | 2024-04-09 | 中国海洋石油集团有限公司 | Logging while drilling instrument |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |