CN110485996B - Centered imaging oil reservoir parameter measuring tool - Google Patents
Centered imaging oil reservoir parameter measuring tool Download PDFInfo
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- CN110485996B CN110485996B CN201910823870.1A CN201910823870A CN110485996B CN 110485996 B CN110485996 B CN 110485996B CN 201910823870 A CN201910823870 A CN 201910823870A CN 110485996 B CN110485996 B CN 110485996B
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- framework
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- connector
- measuring tool
- imaging
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- 238000003384 imaging method Methods 0.000 title claims abstract description 36
- 238000005259 measurement Methods 0.000 claims abstract description 38
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 6
- FVAUCKIRQBBSSJ-UHFFFAOYSA-M sodium iodide Chemical compound [Na+].[I-] FVAUCKIRQBBSSJ-UHFFFAOYSA-M 0.000 abstract description 12
- 238000003708 edge detection Methods 0.000 abstract description 5
- 239000013078 crystal Substances 0.000 abstract description 4
- 235000009518 sodium iodide Nutrition 0.000 abstract description 4
- 230000005484 gravity Effects 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000005553 drilling Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/10—Wear protectors; Centralising devices, e.g. stabilisers
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
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- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics (AREA)
- Mechanical Engineering (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a centralized imaging oil reservoir parameter measuring tool, a connector integrated in a measuring tool framework and an upper connector integrated in the measuring tool framework; a circuit board framework is installed on one side, close to the connector, of the measuring tool framework, and a circuit board is embedded in the circuit board framework; an imaging measurement sensor is arranged on one side, close to the upper connector, of the measuring tool framework; when the device works, data measured by the imaging measurement sensor are transmitted to the circuit board in the circuit board framework, and the circuit board receives the data transmitted by the imaging measurement sensor and carries out engineering parameter measurement. The measuring tool is integrated with a sector positioning part and a sodium iodide crystal sensor, and the position of the sector where the sensor is located in a rotating state can be judged in real time by inverting the face angle of the gravity tool through a fixed algorithm, so that the aim of rotationally measuring the formation azimuth gamma is fulfilled, and the measuring tool has an edge detection function.
Description
Technical Field
The invention relates to the technical field of downhole testing of petroleum drilling, in particular to an imaging oil reservoir parameter measuring tool.
Background
In the current ultra-thin reservoir geological steering, a traditional natural gamma measurement system is adopted to measure the gamma value of the whole bottom layer around a well under a drilling well so as to judge the drilling tool enters a reservoir layer and exits the reservoir layer; however, the conventional measuring system is far away from the drill bit and cannot realize the edge-probing function, and in addition, the conventional measuring instrument only uses one sodium iodide crystal sensor, which has no sector measuring capability.
After long-time practice, it is not difficult to find that the detection capability of the measurement system in the prior art is greatly limited due to the lack of the sectorial detection capability, and the drilling direction of the drill bit cannot be accurately adjusted in real time.
Disclosure of Invention
The invention aims to provide a centralized imaging oil reservoir parameter measuring tool which is novel in structure, can be isolated from external mud, and has the functions of supporting and ensuring the centering of the tool.
In order to achieve the above purpose, the invention provides the following technical scheme:
the invention relates to a centralized imaging oil reservoir parameter measuring tool, which comprises:
the measuring tool framework is internally provided with an installation cavity;
a connector integrated within the measurement tool skeleton, the connector integrated within a mounting cavity of the measurement tool skeleton and the connector located on a left side of the measurement tool skeleton;
the upper connector is integrated in the installation cavity of the measuring tool framework and is positioned on the right side of the measuring tool framework;
a circuit board framework is installed on one side, close to the connector, of the measuring tool framework, and a circuit board is embedded in the circuit board framework;
an imaging measurement sensor is arranged on one side, close to the upper connector, of the measuring tool framework;
when the device works, data measured by the imaging measurement sensor are transmitted to the circuit board in the circuit board framework, and the circuit board receives the data transmitted by the imaging measurement sensor and carries out engineering parameter measurement.
Furthermore, a shielding layer is arranged on one side, close to the upper connector, of the measuring tool framework, and the imaging measuring sensor is embedded in the shielding layer and fastened through a shockproof cover;
a single-pin female contact pin extending along the axis of the shielding layer is inserted into one end of the shielding layer close to the upper connector, and the single-pin female contact pin is provided with a first lead extending towards the left side along the surface of the shielding layer;
a second lead is led out of the circuit board embedded in the circuit board framework;
the first lead is connected with the second lead to realize the electrical connection with the circuit board.
Further, a double-female connector embedding hole is formed in the axis of the upper connector, and the double-female connector is mounted in the double-female connector embedding hole;
two single-needle male contact pins are mounted at one end, close to the single-needle female contact pin, of the double-female connector;
the double-female connector is connected with the shielding layer and the circuit board framework;
a compression-resistant cylinder is arranged between the connector and the upper connector;
and one end of the compression-resistant cylinder close to the shielding layer is fastened through threads.
Furthermore, a clearance ring is installed at one end of the connector, which is connected with the circuit board framework.
Furthermore, a righting sleeve is embedded in the measuring tool framework;
one end of the connector, which is far away from the circuit board framework, is assembled with the righting sleeve.
Furthermore, one end, far away from the shielding layer, of the compression-resistant cylinder is fastened with the righting sleeve in a threaded mode.
Furthermore, the right end of the upper connector is in threaded connection with an upper centralizer.
Furthermore, a data reading groove is formed in one side, close to the upper centralizer, of the measuring tool framework, a data reading port is formed in the data reading groove, and the data reading port is sealed through a cover plate.
Furthermore, the cover plate is fastened with the measuring tool framework through four evenly distributed bolts.
In the technical scheme, the centralized imaging oil reservoir parameter measuring tool provided by the invention has the following beneficial effects:
the measuring tool is integrated with a sector positioning part and a sodium iodide crystal sensor, a gravity tool face angle is inverted through a fixed algorithm, the position of a sector where the sensor is located in a rotating state can be judged in real time, stratum natural gamma data acquisition is carried out accordingly, a central controller processes acquired multi-sector data, the aim of rotatably measuring stratum azimuth gamma is achieved, the tool has an edge detection function, the tool is close to a drill bit and has the edge detection function, the drill bit can be guaranteed to drill in sandstone all the time, and the sandstone drilling rate of an ultrathin oil layer can be effectively improved.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is an assembly view of a centralized imaging reservoir parameter measurement tool provided in accordance with an embodiment of the present invention;
FIG. 2 is a diagram of a cover plate installation structure of a centralized imaging reservoir parameter measurement tool according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of an upper connector of a centralized imaging reservoir parameter measurement tool according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a connector of a centralized imaging reservoir parameter measurement tool according to an embodiment of the present invention.
Description of reference numerals:
1. measuring a tool skeleton; 2. a centralizing sleeve; 3. a connector; 4. a clearance ring; 5. a circuit board framework; 6. a compression resistant cylinder; 7. an imaging measurement sensor; 8. a shock-proof cover; 9. a shielding layer; 10. a single-needle female pin; 11. a single-pin male pin; 12. an upper connector; 13. a double female connector; 14. an upper centralizer; 15. a cover plate; 16. and (4) bolts.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
As shown in fig. 1 to 4;
the invention relates to a centralized imaging oil reservoir parameter measuring tool, which comprises:
the measuring tool framework comprises a measuring tool framework 1, wherein an installation cavity is formed inside the measuring tool framework 1;
the connector 3 is integrated in the measuring tool framework 1, the connector 3 is integrated in the mounting cavity of the measuring tool framework 1, and the connector 3 is positioned on the left side of the measuring tool framework 1;
the upper connector 12 is integrated in the measuring tool framework 1, the upper connector 12 is integrated in the mounting cavity of the measuring tool framework 1, and the upper connector 12 is positioned on the right side of the measuring tool framework 1;
a circuit board framework 5 is arranged on one side, close to the connector 3, of the measuring tool framework 1, and a circuit board is embedded in the circuit board framework 5;
an imaging measurement sensor 7 is arranged on one side of the measuring tool framework 1 close to the upper connector 12;
when the device works, data measured by the imaging measurement sensor 7 are transmitted to the circuit board in the circuit board framework 5, and the circuit board receives the data transmitted by the imaging measurement sensor 7 and carries out engineering parameter measurement.
Preferably, the side of the measuring tool framework 1 close to the upper connector 12 is provided with a shielding layer 9, and the imaging measuring sensor 7 is embedded in the shielding layer 9 and is fastened through a shockproof cover 8;
a single-pin female pin 10 extending along the axis of the shielding layer 9 is inserted into one end of the shielding layer 9 close to the upper connector 12, and the single-pin female pin 10 is provided with a first lead extending towards the left side along the surface of the shielding layer 9;
a second lead is led out of the circuit board embedded in the circuit board framework 5;
the first lead is connected with the second lead to realize the electrical connection with the circuit board.
During assembly, the shielding layer 9 and the circuit board framework 5 are fixed by using bolts, then the imaging measurement sensor 7 is placed on the shielding layer 9, the shockproof cover 8 is buckled and fixed by using the bolts, then the single-pin female contact pin 10 is screwed into the right end of the shielding layer 9, the first lead is led out from the tail end of the single-pin female contact pin 10, and the first lead is connected with a second lead led out from the circuit board to form electric connection.
Preferably, based on the above embodiment, a double female connector insertion hole is formed at the axis of the upper connector 12 in the present embodiment, and the double female connector 13 is installed in the double female connector insertion hole;
two single-pin male pins 11 are arranged at one end of the double-female connector 13 close to the single-pin female pin 10;
the double-female connector 13 is connected with the shielding layer 9 and the circuit board framework 5;
a compression-resistant cylinder 6 is arranged between the connector 3 and the upper connector 12;
one end of the compression-resistant cylinder 6 close to the shielding layer 9 is fastened by screw threads.
The axial line of the upper connector 12 is provided with an embedding hole for installing a double female connector 13, the double female connector 13 is installed in the center of the upper connector 12, then the single-pin male pin 11 is screwed in the two ends of the double female connector 13, the left end of the double female connector 13 is installed and fixed with the connected circuit board framework 5 and the shielding layer 9, and then the pressure resistant cylinder 6 is sleeved in the left end and the screw thread is screwed to the specified torque. Wherein, a clearance ring 4 is arranged at one end of the connector 3 connected with the circuit board framework 5. A righting sleeve 2 is embedded in the measuring tool framework 1; one end of the connector 3, which is far away from the circuit board framework 5, is assembled with the righting sleeve 2. And one end of the compression-resistant cylinder 6, which is far away from the shielding layer 9, is fastened with the centering sleeve 2 in a threaded manner and is screwed to a specified torque.
Preferably, the right end of the upper connector 12 is threadedly connected with an upper centralizer 14.
A data reading groove is formed on one side of the measuring tool framework 1 close to the upper centralizer 14, a data reading port is formed in the data reading groove, and the data reading port is sealed by a cover plate 15.
Wherein, the cover plate 15 is fastened with the measuring tool framework 1 through four evenly distributed bolts 16 in the embodiment.
After all the components are assembled, the whole body is inserted from the right end of the measuring tool framework 1, and finally the cover plate 15 at the data reading port is buckled.
The measuring tool disclosed by the embodiment is powered by an external generator, the imaging measuring sensor 7 carries out real-time measurement according to the tool face and the angle of the measuring tool in the underground, measured data is transmitted to the circuit board, and a chip on the circuit board carries out analysis, calculation and filtering processing according to a pre-input algorithm to form specific engineering measurement parameters which can be identified on the ground and transmits the engineering measurement parameters to the ground.
The measuring tool is integrated with a sector positioning part and a sodium iodide crystal sensor, a gravity tool face angle is inverted through a fixed algorithm, the position of a sector where the sensor is located in a rotating state can be judged in real time, stratum natural gamma data acquisition is carried out accordingly, a central controller processes acquired multi-sector data, the aim of rotatably measuring stratum azimuth gamma is achieved, the tool has an edge detection function, the tool is close to a drill bit and has an army edge detection function, the drill bit can be guaranteed to drill in sandstone all the time, and the sandstone drilling rate of an ultrathin oil layer can be effectively improved.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (6)
1. A centralized imaging reservoir parameter measurement tool, comprising:
the measuring tool framework (1), wherein an installation cavity is formed inside the measuring tool framework (1);
the connector (3) is integrated in the measuring tool framework (1), the connector (3) is integrated in an installation cavity of the measuring tool framework (1), and the connector (3) is positioned on the left side of the measuring tool framework (1);
an upper connector (12) integrated in the measuring tool framework (1), wherein the upper connector (12) is integrated in a mounting cavity of the measuring tool framework (1), and the upper connector (12) is positioned at the right side of the measuring tool framework (1);
a circuit board framework (5) is installed on one side, close to the connector (3), of the measuring tool framework (1), and a circuit board is embedded in the circuit board framework (5);
an imaging measurement sensor (7) is arranged on one side, close to the upper connector (12), of the measuring tool framework (1);
when the device works, data measured by the imaging measurement sensor (7) are transmitted to a circuit board in the circuit board framework (5), and the circuit board receives the data transmitted by the imaging measurement sensor (7) and carries out engineering parameter measurement;
a shielding layer (9) is arranged on one side, close to the upper connector (12), of the measuring tool framework (1), and the imaging measuring sensor (7) is embedded into the shielding layer (9) and fastened through a shockproof cover (8);
a single-pin female pin (10) extending along the axis of the shielding layer (9) is inserted into one end of the shielding layer (9) close to the upper connector (12), and the single-pin female pin (10) is provided with a first lead extending towards the left side along the surface of the shielding layer (9);
a second lead is led out of the circuit board embedded in the circuit board framework (5);
the first lead is connected with the second lead to realize electrical connection with the circuit board;
a double-female connector embedding hole is formed in the axis of the upper connector (12), and a double-female connector (13) is installed in the double-female connector embedding hole;
one end of the double female connector (13) close to the single-pin female pin (10) is provided with two single-pin male pins (11);
the double-female connector (13) is connected with the shielding layer (9) and the circuit board framework (5);
a compression-resistant cylinder (6) is arranged between the connector (3) and the upper connector (12);
one end of the compression-resistant cylinder (6) close to the shielding layer (9) is fastened through threads;
and a clearance ring (4) is arranged at one end of the connector (3) connected with the circuit board framework (5).
2. The centralized imaging reservoir parameter measurement tool of claim 1, wherein a centralizing sleeve (2) is embedded in the measurement tool framework (1);
one end, far away from the circuit board framework (5), of the connector (3) is assembled with the righting sleeve (2).
3. The centralized imaging reservoir parameter measuring tool of claim 2, wherein the end of the pressure resistant cylinder (6) away from the shielding layer (9) is screwed with the centralizing sleeve (2).
4. The centered imaging reservoir parameter measurement tool of claim 1, wherein the right end of the upper connector (12) is threadedly connected with an upper centralizer (14).
5. The centralized imaging reservoir parameter measurement tool of claim 4, wherein the measurement tool framework (1) is formed with a data reading slot on a side near the upper centralizer (14), the data reading slot is formed with a data reading port, and the data reading port is closed by a cover plate (15).
6. The centralized imaging reservoir parameter measurement tool of claim 5, wherein the cover plate (15) is fastened to the measurement tool skeleton (1) by four bolts (16) distributed uniformly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910823870.1A CN110485996B (en) | 2019-09-02 | 2019-09-02 | Centered imaging oil reservoir parameter measuring tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910823870.1A CN110485996B (en) | 2019-09-02 | 2019-09-02 | Centered imaging oil reservoir parameter measuring tool |
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| Publication Number | Publication Date |
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| CN110485996A CN110485996A (en) | 2019-11-22 |
| CN110485996B true CN110485996B (en) | 2020-07-31 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910823870.1A Active CN110485996B (en) | 2019-09-02 | 2019-09-02 | Centered imaging oil reservoir parameter measuring tool |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1764851A (en) * | 2002-11-22 | 2006-04-26 | 贝克休斯公司 | Method of determining the vertical and horizontal resistivity and the relative dip in anisotropic earth formations |
| CN107701170A (en) * | 2016-08-03 | 2018-02-16 | 中国石油化工股份有限公司 | A kind of nearly drill bit image measuring device and method |
| CN107725041A (en) * | 2016-08-09 | 2018-02-23 | 中国石油化工股份有限公司 | LWD resistivity log device and measuring method |
| CN106837201B (en) * | 2017-03-22 | 2018-09-28 | 中国石油天然气集团公司 | A kind of split type drill collar and logging method |
| CN110034461A (en) * | 2019-03-20 | 2019-07-19 | 常州诺德电子有限公司 | High-pressure metal connector |
-
2019
- 2019-09-02 CN CN201910823870.1A patent/CN110485996B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1764851A (en) * | 2002-11-22 | 2006-04-26 | 贝克休斯公司 | Method of determining the vertical and horizontal resistivity and the relative dip in anisotropic earth formations |
| CN107701170A (en) * | 2016-08-03 | 2018-02-16 | 中国石油化工股份有限公司 | A kind of nearly drill bit image measuring device and method |
| CN107725041A (en) * | 2016-08-09 | 2018-02-23 | 中国石油化工股份有限公司 | LWD resistivity log device and measuring method |
| CN106837201B (en) * | 2017-03-22 | 2018-09-28 | 中国石油天然气集团公司 | A kind of split type drill collar and logging method |
| CN110034461A (en) * | 2019-03-20 | 2019-07-19 | 常州诺德电子有限公司 | High-pressure metal connector |
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| Publication number | Publication date |
|---|---|
| CN110485996A (en) | 2019-11-22 |
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