CN117145463A - Rotary guiding measurement system with high build-up rate and high mechanical drilling speed - Google Patents
Rotary guiding measurement system with high build-up rate and high mechanical drilling speed Download PDFInfo
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- CN117145463A CN117145463A CN202311292879.7A CN202311292879A CN117145463A CN 117145463 A CN117145463 A CN 117145463A CN 202311292879 A CN202311292879 A CN 202311292879A CN 117145463 A CN117145463 A CN 117145463A
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- 238000005553 drilling Methods 0.000 title claims abstract description 136
- 238000005259 measurement Methods 0.000 title claims abstract description 53
- 238000004891 communication Methods 0.000 claims abstract description 138
- 210000002445 nipple Anatomy 0.000 claims abstract description 114
- 238000007789 sealing Methods 0.000 claims description 22
- 230000035515 penetration Effects 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 abstract description 23
- 230000008054 signal transmission Effects 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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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
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
- E21B47/13—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling by electromagnetic energy, e.g. radio frequency
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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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/042—Threaded
-
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/04—Directional drilling
- E21B7/06—Deflecting the direction of boreholes
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- Mechanical Engineering (AREA)
- Earth Drilling (AREA)
Abstract
The application discloses a rotary guiding measurement system with high build-up rate and high mechanical drilling rate, which comprises a drill bit, a rotary guiding drilling tool in threaded connection with the drill bit, a wireless transmitting nipple connected with the rotary guiding drilling tool through a first magnetic communication connection structure, a generator nipple connected with the wireless transmitting nipple, a screw rod and/or a flexible nipple connected with the generator nipple, a wireless receiving nipple connected with the screw rod in threaded connection, and an MWD measurement while drilling system connected with the wireless receiving nipple through a second magnetic communication connection structure, wherein the magnetic communication connection structure comprises a male magnetic communication head and a female magnetic communication head, and when the male magnetic communication head and the female magnetic communication head are contacted and compressed, the simultaneous transmission of a power supply and signals is realized; the application adopts a near-bit wireless cross-screw transmission technology, solves the problem of signal transmission of mechanical joint connection, improves the reliability of signal transmission, and improves the underground working reliability of a system, thereby realizing rotary guided drilling with high build-up rate and high mechanical drilling rate.
Description
Technical Field
The application relates to the technical field of petroleum exploration downhole instruments, in particular to a directional drilling instrument, and specifically relates to a rotary guiding measurement system with high build-up rate and high mechanical drilling rate.
Background
The high-build-rate rotary steering drilling technology mainly comprises a ground monitoring system, a two-way communication system, an underground measurement and control system, an underground power system and a rotary steering tool system, and has the advantages of high drilling efficiency, high safety, good wellbore quality, difficult deposition of rock debris, small friction and capability of working under severe environments and complex geological conditions.
With the development of petroleum exploration technology, the requirements on the drilling technology are higher and higher, and the conventional rotary steering drilling technology has certain limitations on the efficient development of high-difficulty complex directional wells such as ultra-deep wells, large-displacement wells, cluster horizontal wells and the like, and has the problems of low deflecting capability and high construction cost. In order to solve the problem, the traditional technology can drill a smooth borehole by using a rotary steering drilling tool, so that precise geometric steering and geosteering are realized, and meanwhile, the drilling pressure can be effectively loaded on a drill bit during horizontal section drilling, so that the extension distance of the borehole in the horizontal section is greatly increased, and the development efficiency of oil reservoirs is greatly improved. However, in the current international rotary steerable drilling tools, in order to achieve both high build-up rate and high mechanical drilling rate, the structure used is very complex, and thus there are problems of high cost and poor reliability.
In order to solve the problems of complex structure, high cost, poor reliability and short service life of the traditional rotary guiding drilling tool, the Chinese patent No. 201810744397.3 discloses a rotary guiding drilling system with low cost, high build-up rate and high mechanical drilling speed, which comprises a rotary guiding drilling tool, an underground power drilling tool, an MWD and an LWD, wherein the upper end of the rotary guiding drilling tool is in threaded connection with the lower end of the underground power drilling tool, the upper end of the MWD is in threaded connection with the lower end of the LWD, the rotary guiding drilling tool comprises a main shaft and an electromagnetic coupling transmission device arranged on the main shaft, an inner ring coil and an outer ring coil are arranged on the electromagnetic coupling transmission device, the rotary guiding drilling tool further comprises a wireless short transmission receiving nipple, the upper end of the underground power drilling tool is in threaded connection with the lower end of the wireless short transmission receiving nipple, and the upper end of the wireless short transmission receiving nipple is in threaded connection with the lower end of the MWD; the rotary guiding drilling tool comprises a main shaft, a rotary guiding drilling tool body, a rotary guiding device and a rotary guiding device, wherein a generator is arranged in the upper end of the main shaft in the rotary guiding drilling tool body, a lower wireless short transmission device is arranged between the generator and the electromagnetic transmission device, the lower wireless short transmission device comprises a communication coil and a receiving and transmitting circuit, the communication coil is wound on the main shaft, a pressure-bearing cover plate is arranged on the outer wall of the main shaft, and the receiving and transmitting circuit is arranged in the pressure-bearing cover plate; the output lead of the generator is respectively and electrically connected with the inner loop coil of the electromagnetic coupling transmission device and the lower wireless short transmission receiving and transmitting device on the main shaft shell; the wireless short transmission receiving short section is provided with an upper wireless short transmission device, the upper wireless short transmission device comprises a communication coil and a receiving and transmitting circuit, the communication coil is wound on a shell of the wireless short transmission receiving short section, a pressure-bearing cover plate is arranged on the outer wall of the shell, and the receiving and transmitting circuit is arranged in the pressure-bearing cover plate.
The technical scheme disclosed in the above patent document solves the problems of complex structure, high cost, poor reliability and short service life of the traditional rotary guiding drilling tool, but because a special electrical connection mode needs to be customized in the rotary guiding system, the underground working reliability is poor, and the realization of high build-up rate and high drilling rate is difficult. Therefore, a new technical solution is needed to solve the problems existing in the prior art.
Disclosure of Invention
The application provides a rotary steering measurement system with high build-up rate and high mechanical drilling speed, which is used for solving the problem of poor downhole operation reliability of the traditional rotary steering drilling system.
In order to achieve the above object, the present application provides the following technical solutions:
the application provides a rotary guiding measurement system with high build-up rate and high mechanical drilling rate, which comprises a drill bit, a rotary guiding drilling tool in threaded connection with the drill bit, a wireless transmitting nipple in communication connection with the rotary guiding drilling tool through a first magnetic communication connection structure, a generator nipple connected with the wireless transmitting nipple, a screw rod and/or a flexible nipple connected with the generator nipple, a wireless receiving nipple connected with the screw rod in threaded connection, and an MWD measurement while drilling system connected with the wireless receiving nipple through a second magnetic communication connection structure;
the first magnetic communication connection structure is the same as the second magnetic communication connection structure; the first magnetic communication connection structure comprises a male magnetic communication head, a male head guide sleeve and a sealing cylinder, wherein the male head guide sleeve and the sealing cylinder are arranged on the male magnetic communication head, and the first magnetic communication connection structure also comprises a female magnetic communication head and a female head guide sleeve arranged on the female magnetic communication head; the male communication head is arranged in the sealing cylinder, and the female communication head penetrates through the sealing cylinder and is connected with the male communication head in an adapting way.
In the above technical scheme, the male communication head, the male head guide sleeve and the sealing barrel in the first communication connection structure are all installed in the rotary guiding drilling tool, and the female communication head and the female head guide sleeve in the first communication connection structure are all installed in the wireless transmitting short section; the rotary guiding drilling tool and the wireless transmitting nipple are cylindrical structures with inner cavities, annular grooves are formed in the side walls close to one end of the rotary guiding drilling tool, and annular clamping protrusions which are correspondingly inserted into the annular grooves are arranged at the ends of the wireless transmitting nipple.
Further, the male communication head, the male head flow guiding sleeve and the sealing cylinder in the second magnetic communication connection structure are all arranged in the wireless receiving short section, and the female communication head and the female head flow guiding sleeve in the second magnetic communication connection structure are all arranged in the MWD measurement while drilling system; the wireless receiving nipple and the MWD measurement while drilling system are both cylindrical structures with inner cavities, annular grooves are formed in the side walls close to one end of the wireless receiving nipple, and annular clamping protrusions which are correspondingly inserted into the annular grooves are arranged at the end parts of the MWD measurement while drilling system.
Further, the generator nipple is used for providing power for the wireless transmitting nipple and the rotary guiding drilling tool; the short section of the generator is connected with the screw rod through a double male connector, one end of the screw rod is provided with a plug port, and one end of the wireless receiving short section is provided with a plug matched with the plug port.
Further, the generator nipple is in threaded connection with the flexible nipple, and one end of the flexible nipple is in threaded connection with one end of the wireless receiving nipple.
Further, the generator nipple is in threaded connection with one end of the flexible nipple, the other end of the flexible nipple is in threaded connection with one end of the screw rod, and the other end of the screw rod is in threaded connection with one end of the wireless receiving nipple.
Further, a fluid channel is formed in the male head flow guiding sleeve, the male head flow guiding sleeve is fixedly connected with a male magnetic communication head, and a pre-tightening spring is arranged on the male magnetic communication head.
Further, a gamma sensor for realizing geosteering is arranged on the wireless transmitting nipple.
Further, a pushing block is detachably arranged on the rotary guiding drilling tool.
Compared with the prior art, the application has the following beneficial effects:
the application provides a rotary steering measurement system with high build rate and high mechanical drilling rate, which comprises a drill bit, a rotary steering drilling tool in threaded connection with the drill bit, a wireless transmitting nipple in communication connection with the rotary steering drilling tool through a first magnetic communication connection structure, a generator nipple connected with the wireless transmitting nipple, a screw rod and/or a flexible nipple connected with the generator nipple, a wireless receiving nipple connected with the screw rod in threaded connection, and an MWD measurement while drilling system connected with the wireless receiving nipple through a second magnetic communication connection structure.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. It should be understood that the specific shape and configuration shown in the drawings are not generally considered limiting conditions in carrying out the application; for example, those skilled in the art will be able to make routine adjustments or further optimizations for the addition/subtraction/attribution division, specific shapes, positional relationships, connection modes, dimensional proportion relationships, and the like of certain units (components) based on the technical concepts and the exemplary drawings disclosed in the present application.
FIG. 1 is a schematic diagram of a rotary steerable measurement system with high build rate and high rate of penetration provided by the present application;
fig. 2 is a schematic structural diagram of a second magnetic communication connection structure in the present application.
Reference numerals illustrate:
1. a drill bit; 2. rotating the steering drill; 3. a wireless transmitting nipple; 4. a short section of the generator; 5. a double male connector; 6. a screw; 7. a flexible nipple; 8. a wireless receiving nipple; 9. MWD measurement while drilling system; 10. a male communication head; 11. a male head guide sleeve; 12. a sealing cylinder; 13. a master communication header; 14. female head water conservancy diversion cover.
Detailed Description
The application will be further described in detail by means of specific embodiments with reference to the accompanying drawings.
In the description of the present application: unless otherwise indicated, the meaning of "a plurality" is two or more. The terms "first," "second," "third," and the like in this disclosure are intended to distinguish between the referenced objects without a special meaning in terms of technical connotation (e.g., should not be construed as emphasis on the degree of importance or order, etc.). The expressions "comprising", "including", "having", etc. also mean "not limited to" (certain units, components, materials, steps, etc.).
The terms such as "upper", "lower", "left", "right", "middle", etc. are generally used herein for convenience of visual understanding with reference to the drawings and are not to be construed as absolute limitations on the positional relationship of the actual product. Such changes in the relative positional relationship without departing from the technical idea of the present application are also considered as the scope of the present application.
Example 1
Based on the problems of poor underground working reliability, high build-up rate and high drilling rate which are difficult to realize synchronously in the prior art, the application provides a rotary guiding measurement system with high build-up rate and high mechanical drilling rate.
The application provides a rotary guiding measurement system with high build-up rate and high mechanical drilling rate, which adopts a wireless cross-screw transmission mode to realize signal transmission, and realizes a drilling tool mode with high build-up rate and high mechanical drilling rate by connecting a rotary guiding drilling tool with a flexible nipple, a screw and the like in any combination.
The embodiment provides a rotary guiding measurement system with high build-up rate and high mechanical drilling speed, which comprises a drill bit 1, a rotary guiding drilling tool 2, a wireless transmitting nipple 3, a generator nipple 4, a screw rod 6, a flexible nipple 7, a wireless receiving nipple 8 and an MWD measurement while drilling system 9.
Specifically, the drill bit 1 and the rotary guiding drilling tool 2 are in API standard threaded connection, the rotary guiding drilling tool 2 and the wireless transmitting nipple 3 are in electric communication connection through a first magnetic communication connection structure, and the generator nipple 4 provides electric power for the wireless transmitting nipple and the rotary guiding drilling tool to realize underground instrument measurement and control. The generator nipple 4 may be connected to the flexible nipple 7 and then to the screw 6. The screw rod 6 and the wireless receiving nipple 8 are directly connected by adopting standard API threads, and the wireless receiving nipple 8 and the MWD measurement while drilling system 9 are electrically connected by adopting a second magnetic communication connection structure.
The first magnetic communication connection structure and the second magnetic communication connection structure are the same in structure. Taking a second magnetic communication connection structure as an example, referring to fig. 2, the magnetic communication connection structure is composed of a male magnetic communication head 10, a male magnetic communication head guide sleeve 11, a sealing cylinder 12, a female magnetic communication head 13 and a female magnetic communication head guide sleeve 14, wherein a fluid channel is formed on the male magnetic communication head guide sleeve and is firmly connected with the male magnetic communication head 10, a pre-tightening spring is arranged on the male magnetic communication head 10, and when the female magnetic communication head is contacted and compressed, the simultaneous transmission of a power supply and signals is realized.
The male communication head, the male head guide sleeve and the sealing cylinder in the first magnetic communication connection structure are all arranged in the rotary guide drilling tool 2, and the female communication head and the female head guide sleeve in the first magnetic communication connection structure are all arranged in the wireless transmitting short section 3; the rotary guiding drilling tool 2 and the wireless transmitting nipple 3 are cylindrical structures with inner cavities, annular grooves are formed in the side walls close to one end of the rotary guiding drilling tool 2, and annular clamping protrusions which are correspondingly inserted into the annular grooves are arranged at the end parts of the wireless transmitting nipple 3. Specifically, a male magnetic communication head is axially arranged in the inner cavity of the rotary guiding drilling tool 2, a male guide sleeve is sleeved on the side wall of the male magnetic communication head, which is close to the annular groove, the male guide sleeve is abutted with a sealing cylinder, and the sealing cylinder is arranged on the side wall of the male guide sleeve; the inner cavity of the wireless transmitting nipple 3 is axially provided with a female magnetic communication head, a female head flow guiding sleeve is sleeved on the side wall of the female magnetic communication head, which is close to the annular clamp bulge, and the end part of the female magnetic communication head extends out of the female head flow guiding sleeve and is positioned at the central position of the annular clamp bulge.
The transmitting power of the wireless transmitting pup joint can be manually adjusted and set according to the use requirement, and signal transmission of different screw rod crossing distances can be realized. The application realizes high-slope drilling construction by using the flexible short section. In a specific use process, a gamma sensor can be added on the wireless transmitting nipple to realize a geosteering function. The rotary guiding drilling tool can use the traditional rotary guiding drilling tool, and the pushing block on the rotary guiding drilling tool can be detachably arranged, so that the size of the pushing block can be adapted and replaced, the pushing force can be ensured to be set, and the inclined force of the rotary guiding drilling tool is optimally designed.
The application adopts a high deflecting force rotary guiding drilling tool, adopts a generator to generate electricity, is communicated with a wireless transmitting nipple by a connection mode of a magnetic communication connection structure, and then adopts a flexible nipple to further improve the deflecting force of the tool; the connecting screw rod can improve the mechanical drilling speed, and realize high-build-rate high-mechanical drilling speed rotary guiding drilling; the data of the rotary guiding drilling tool is transmitted to the wireless receiving nipple in a wireless transmitting and receiving mode, the wireless receiving nipple and the MWD wireless while-drilling system realize data communication and transmission, and therefore the data is uploaded to the ground, and the system signal transmission is reliable.
When the rotary steering measurement system with high build rate and high mechanical drilling rate is used for drilling, the method mainly comprises the following steps: for example, when an empirical drilling construction with the construction inner diameter of 8 inches is carried out, a 7-inch rotary guiding drilling tool is adopted, and the maximum build-up rate is calculated according to the dog leg degree of the drilling design; then, selecting a proper drilling tool combination form according to the calculated build-up rate data, and considering whether to increase the screw drilling tool to improve the mechanical drilling rate; adding gamma measurement parameters on a rotary steering drilling tool or a wireless transmitting nipple in consideration of whether geosteering is needed; in the process, the rotation guide control is carried out by downloading instructions, and the rotation guide drilling tool measurement data is transmitted to the MWD wireless while-drilling system in a wireless transmitting-receiving mode, so that underground closed-loop control is realized.
Example two
The embodiment provides a rotary guiding measurement system with high build-up rate and high mechanical drilling speed, which comprises a drill bit 1, a rotary guiding drilling tool 2, a wireless transmitting nipple 3, a generator nipple 4, a double male connector 5, a screw rod 6, a wireless receiving nipple 8 and an MWD measurement while drilling system 9.
Specifically, referring to fig. 1, the drill bit 1 is in API standard threaded connection with the rotary guiding drilling tool 2, the rotary guiding drilling tool 2 and the wireless transmitting nipple 3 are in electric communication connection by adopting a first magnetic communication connection structure, and the generator nipple 4 provides electric power for the wireless transmitting nipple and the rotary guiding drilling tool to realize underground instrument measurement and control. The short section 4 of the generator is connected with the screw rod 6 by adopting a double male connector 5; the screw rod 6 and the wireless receiving nipple 8 are directly connected through standard API threads, and the wireless receiving nipple 8 and the MWD measurement while drilling system 9 are electrically connected through a second magnetic communication connection structure.
The first magnetic communication connection structure and the second magnetic communication connection structure are the same in structure. Taking a second magnetic communication connection structure as an example, referring to fig. 2, the magnetic communication connection structure is composed of a male magnetic communication head 10, a male magnetic communication head guide sleeve 11, a sealing cylinder 12, a female magnetic communication head 13 and a female magnetic communication head guide sleeve 14, wherein a fluid channel is formed on the male magnetic communication head guide sleeve and is firmly connected with the male magnetic communication head 10, a pre-tightening spring is arranged on the male magnetic communication head 10, and when the female magnetic communication head is contacted and compressed, the simultaneous transmission of a power supply and signals is realized.
The male communication head, the male head flow guiding sleeve and the sealing cylinder in the second magnetic communication connection structure are all arranged in the wireless receiving short section 8, and the female communication head and the female head flow guiding sleeve in the second magnetic communication connection structure are all arranged in the MWD measurement while drilling system 9; the wireless receiving nipple 8 and the MWD measurement while drilling system 9 are both cylindrical structures with inner cavities, annular grooves are formed in the side wall close to one end of the wireless receiving nipple 8, and annular clamping protrusions which are correspondingly inserted into the annular grooves are arranged at the end part of the MWD measurement while drilling system 9.
The transmitting power of the wireless transmitting pup joint can be manually adjusted and set according to the use requirement, and signal transmission of different screw rod crossing distances can be realized. In a specific use process, a gamma sensor can be added on the wireless transmitting nipple to realize a geosteering function.
Example III
The embodiment provides a rotary guiding measurement system with high build-up rate and high mechanical drilling speed, which comprises a drill bit 1, a rotary guiding drilling tool 2, a wireless transmitting nipple 3, a generator nipple 4, a flexible nipple 7, a wireless receiving nipple 8 and an MWD measurement while drilling system 9.
Specifically, the drill bit 1 and the rotary guiding drilling tool 2 are in API standard threaded connection, the rotary guiding drilling tool 2 and the wireless transmitting nipple 3 are in electric communication connection through a first magnetic communication connection structure, and the generator nipple 4 provides electric power for the wireless transmitting nipple and the rotary guiding drilling tool to realize underground instrument measurement and control. The generator nipple 4 and the flexible nipple 7 are directly connected by adopting standard API threads; the flexible nipple 7 and the wireless receiving nipple 8 are directly connected by adopting standard API threads, and the wireless receiving nipple 8 and the MWD measurement while drilling system 9 are in electric connection communication by adopting a second magnetic communication connection structure, as shown in fig. 2.
The first magnetic communication connection structure and the second magnetic communication connection structure are the same in structure. Taking a first magnetic communication connection structure as an example, the magnetic communication connection structure is composed of a male magnetic communication head 10, a male flow guiding sleeve 11, a sealing cylinder 12, a female magnetic communication head 13 and a female flow guiding sleeve 14, wherein a fluid channel is formed in the male flow guiding sleeve and is firmly connected with the male magnetic communication head 10, a pre-tightening spring is arranged on the male magnetic communication head 10, and when the female magnetic communication head is contacted and compressed, the simultaneous transmission of power and signals is realized.
The transmitting power of the wireless transmitting pup joint can be manually adjusted and set according to the use requirement, and signal transmission of different screw rod crossing distances can be realized. In a specific use process, a gamma sensor can be added on the wireless transmitting nipple to realize a geosteering function.
In summary, the rotary guiding measurement system with high build-up rate and high mechanical drilling rate provided by the application adopts a near-bit wireless cross-screw transmission technology, so that the signal transmission problem that the rotary guiding and screw or flexible nipple are connected by adopting a mechanical joint is solved, rotary guiding drilling with high build-up rate and high mechanical drilling rate is realized, the rotary guiding measurement system is communicated with a wireless transmitting nipple in a connecting mode of a magnetic communication connecting structure, and then the inclined force of a tool can be further improved by selecting a flexible nipple; the connecting screw rod can improve the mechanical drilling speed, and realize high-build-rate high-mechanical drilling speed rotary guiding drilling; the data of the rotary guiding drilling tool is transmitted to the wireless receiving nipple in a wireless transmitting and receiving mode, and the wireless receiving nipple and the MWD wireless while-drilling system realize data communication and transmission, so that the data is uploaded to the ground, the reliability of underground work is ensured, and meanwhile, the high build-up rate and the high mechanical drilling rate are realized.
Any combination of the technical features of the above embodiments may be performed (as long as there is no contradiction between the combination of the technical features), and for brevity of description, all of the possible combinations of the technical features of the above embodiments are not described; these examples, which are not explicitly written, should also be considered as being within the scope of the present description.
The application has been described above with particularity and detail in connection with general description and specific embodiments. It should be understood that numerous conventional modifications and further innovations may be made to these specific embodiments, based on the technical concepts of the present application; but these conventional modifications and further innovations may also fall within the scope of the claims of the present application as long as they do not depart from the technical spirit of the present application.
Claims (10)
1. The rotary guiding measurement system with high build-up rate and high mechanical drilling rate is characterized by comprising a drill bit (1), a rotary guiding drilling tool (2) in threaded connection with the drill bit (1), a wireless transmitting nipple (3) in communication connection with the rotary guiding drilling tool (2) through a first magnetic communication connection structure, a generator nipple (4) connected with the wireless transmitting nipple (3), a screw (6) and/or a flexible nipple (7) connected with the generator nipple (4), a wireless receiving nipple (8) in threaded connection with the screw (6), and an MWD measurement while drilling system (9) connected with the wireless receiving nipple through a second magnetic communication connection structure;
the first magnetic communication connection structure is the same as the second magnetic communication connection structure; the first magnetic communication connection structure comprises a male communication head (10), a male head guide sleeve (11) and a sealing cylinder (12), wherein the male head guide sleeve is arranged on the male communication head (10), the first magnetic communication connection structure also comprises a female communication head (13) and a female head guide sleeve (14) arranged on the female communication head (13); the male communication head (10) is arranged in the sealing cylinder (12), and the female communication head (13) penetrates into the sealing cylinder (12) to be connected with the male communication head (10) in an adapting mode.
2. The rotary steerable measurement system with high build-up rate and high mechanical drilling rate of claim 1, wherein the male communication head, the male head guide sleeve and the sealing barrel in the first communication connection structure are all installed in the rotary steerable drilling tool (2), and the female communication head and the female head guide sleeve in the first communication connection structure are all installed in the wireless transmitting nipple (3);
the rotary guiding drilling tool (2) and the wireless transmitting nipple (3) are of cylindrical structures with inner cavities, annular grooves are formed in the side walls close to one end of the rotary guiding drilling tool (2), and annular clamping protrusions which are inserted into the annular grooves in a corresponding mode are arranged at the end portions of the wireless transmitting nipple (3).
3. The rotary guide measurement system with high build rate and high mechanical drilling rate according to claim 2, wherein the male communication head is axially arranged in the inner cavity of the rotary guide drilling tool (2), the side wall of the male communication head, which is close to the annular groove, is sleeved with the male guide sleeve, the male guide sleeve is abutted with the sealing cylinder, and the sealing cylinder is arranged on the side wall of the male guide sleeve;
the inner cavity of the wireless transmitting short section (3) is axially provided with the female magnetic communication head, the female magnetic communication head is close to the side wall of the annular clamp bulge and sleeved with the female head flow guiding sleeve, and the end part of the female magnetic communication head extends out of the female head flow guiding sleeve and is positioned at the central position of the annular clamp bulge.
4. The rotary steerable measurement system with high build rate and high rate of penetration of claim 1, wherein the male communication head, male head sleeve and seal cartridge in the second communication connection are all mounted within the wireless receiving nipple (8), and the female communication head and female head sleeve in the second communication connection are all mounted within the MWD measurement while drilling system (9);
the wireless receiving nipple (8) and the MWD measurement while drilling system (9) are of cylindrical structures with inner cavities, annular grooves are formed in the side walls, close to one end of the wireless receiving nipple (8), of the wireless receiving nipple, and annular clamping protrusions which are correspondingly inserted into the annular grooves are arranged at the end parts of the MWD measurement while drilling system (9).
5. The rotary guiding measurement system with high build-up rate and high mechanical drilling rate according to claim 4, wherein the male communication head is axially arranged in the inner cavity of the wireless receiving nipple (8), the side wall of the male communication head, which is close to the annular groove, is sleeved with the male guide sleeve, the male guide sleeve is abutted with the sealing cylinder, and the sealing cylinder is arranged on the side wall of the male guide sleeve;
the inner cavity of the MWD measurement while drilling system (9) is axially provided with the female magnetic communication head, the female magnetic communication head is sleeved on the side wall, close to the annular clamp bulge, of the female magnetic communication head, and the end part of the female magnetic communication head extends out of the female magnetic communication head guide sleeve and is positioned at the central position of the annular clamp bulge.
6. The rotary steerable measurement system with high build rate and high rate of penetration of claim 1, wherein the generator sub (4) is configured to provide power to the wireless launch sub (3) and rotary steerable drilling tool (2); the power generator nipple (4) is connected with the screw rod (6) through a double male connector (5), a plug port is arranged at one end of the screw rod (6), and a plug matched with the plug port is arranged at one end of the wireless receiving nipple (8).
7. The rotary steerable measurement system with high build rate and high rate of penetration of claim 1, wherein the generator sub (4) is threaded with a flexible sub (7), one end of the flexible sub (7) being threaded with one end of the wireless receiving sub (8).
8. The rotary steerable measurement system with high build rate and high rate of penetration of claim 1, wherein the generator nipple (4) is threaded with one end of the flexible nipple (7), the other end of the flexible nipple (7) is threaded with one end of the screw (6), and the other end of the screw (6) is threaded with one end of the wireless receiving nipple (8).
9. The rotary guiding measurement system with high build-up rate and high mechanical drilling rate according to claim 1, wherein a fluid channel is formed on the male head guiding sleeve (11), the male head guiding sleeve (11) is fixedly connected with a male magnetic communication head (10), and a pre-tightening spring is installed on the male magnetic communication head (10).
10. The rotary steerable measurement system with high build rate and high rate of penetration of claim 1, wherein a gamma sensor to achieve geosteering is provided on the wireless launch nipple (3);
the rotary guiding drilling tool (2) is detachably provided with a pushing block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311292879.7A CN117145463A (en) | 2023-10-08 | 2023-10-08 | Rotary guiding measurement system with high build-up rate and high mechanical drilling speed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311292879.7A CN117145463A (en) | 2023-10-08 | 2023-10-08 | Rotary guiding measurement system with high build-up rate and high mechanical drilling speed |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117145463A true CN117145463A (en) | 2023-12-01 |
Family
ID=88904465
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311292879.7A Pending CN117145463A (en) | 2023-10-08 | 2023-10-08 | Rotary guiding measurement system with high build-up rate and high mechanical drilling speed |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117145463A (en) |
-
2023
- 2023-10-08 CN CN202311292879.7A patent/CN117145463A/en active Pending
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