CN112681985A - Intelligent drilling platform based on intelligent drill rod and drilling machine top drive - Google Patents
Intelligent drilling platform based on intelligent drill rod and drilling machine top drive Download PDFInfo
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- CN112681985A CN112681985A CN202011576907.4A CN202011576907A CN112681985A CN 112681985 A CN112681985 A CN 112681985A CN 202011576907 A CN202011576907 A CN 202011576907A CN 112681985 A CN112681985 A CN 112681985A
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Abstract
The invention relates to an intelligent drilling platform based on an intelligent drill rod and a drilling machine top drive, wherein a cable is preset in the intelligent drill rod and is divided into a plurality of cable branch cables, the cable branch cables are connected with an electric signal transmission path through a plurality of annular conducting rings of a male joint component and a female joint component, and meanwhile, the conducting rings are embedded in an insulator material, so that electric power support can be provided for underground measurement and operation tools, and the non-conduction of other positions of the drill rod is guaranteed; meanwhile, the optical fiber is preset in the drill rod, the male joint component and the female joint component are connected in a conventional drill rod connection buckling mode during construction operation, and after connection and installation, the optical fiber connection male joint component and the optical fiber connection female joint component are in tight butt joint in a hydraulic pressing mode, so that the continuous connection working state of the optical fiber connection male joint component and the optical fiber connection female joint component is guaranteed, and the requirement of high-speed transmission of underground data signals is met.
Description
Technical Field
The invention relates to a drilling platform, in particular to an intelligent drilling platform based on an intelligent drill rod and a drill top drive, and belongs to the technical field of intelligent drilling.
Background
The most central problem of intelligent drilling technology is how to solve the problems of power supply and data transmission of downhole tools. At present, the technology that cables and optical fibers are arranged in a drill rod body is mature, the technical difficulty is relatively small, and the implementation is easy.
But the technology of the intelligent drill rod joint is not mature at the present stage, and the designed connection reliability and convenience are not beneficial to field operation. Meanwhile, most of the existing intelligent drill rods are in a cable or wireless electromagnetic induction transmission mode, and the reliability of the existing intelligent drill rods cannot meet the requirements of working operation. Meanwhile, for the joints of the intelligent drill rod, the uppermost part of the conventional technology is connected through a special joint, and the connection function is directly realized without a top drive, so that a special top joint needs to be independently installed in each operation, and the time efficiency is low.
Therefore, the key of the intelligent drill rod is based on special connection communication or power supply joints, and an intelligent drilling platform which can meet the requirements of underground power supply and data transmission and is beneficial to field operation needs to be designed urgently.
Disclosure of Invention
In view of the above problems, an object of the present invention is to provide an intelligent drilling platform based on an intelligent drill pipe and a drill top drive, which can meet the requirements of underground power supply and data transmission and is beneficial to field operation.
In order to achieve the purpose, the invention adopts the following technical scheme: an intelligent drilling platform based on intelligent drilling rod and drilling machine top drive, comprising: the operation platform is arranged on the sea level; the drilling machine is arranged on the working platform; the upper end of the intelligent drill rod is connected with the drilling machine, and the lower end of the intelligent drill rod is connected with an intelligent drill bit through a signal conversion device; the top drive is connected with the intelligent drill rod through a top drive-drill rod connecting joint and is connected with a drill floor data processing system through a top drive-drill floor transmission cable;
the top drive-drill rod coupling comprises a top drive female coupling component and a drill rod male coupling component, wherein the top drive female coupling component comprises: a top drive box joint, an upper end of the top drive box joint being configured to be connected with the top drive, and a lower end of the top drive box joint being configured to be a box end having an internal thread; the lower end of the first cable main cable is preset in the top drive female joint, and the upper end of the first cable main cable is connected with a power supply of a drill floor after being driven by the top drive; at least one first cable branch cable is preset in the top drive female joint, one end of the first cable branch cable is electrically connected with the first cable main cable, and the other end of the first cable branch cable penetrates through the inner wall of the female buckle end of the top drive female joint; at least one first cable conducting ring is circumferentially arranged on the inner wall of the female buckle end of the top drive female joint and is electrically connected with the first cable branch cable; the first optical fiber is preset in the top drive and the top drive female joint along the axial direction, the upper end of the first optical fiber penetrates through the top drive and then is connected with the top drive-drill floor transmission cable, and the lower end of the first optical fiber extends to the lower end face of the top drive female joint; the optical fiber female joint connector is arranged on the lower end face of the top drive female joint and is electrically connected with the lower end of the first optical fiber;
the drill rod male joint assembly comprises: the lower end of the drill rod male joint is configured to be connected with the intelligent drill rod, the lower end of the drill rod male joint is configured to be a male buckle end with external threads, and the male buckle end of the drill rod male joint can be screwed and connected with the female buckle end of the top drive female joint; the upper end of the second cable main cable is preset in the drill rod male joint, and the lower end of the second cable main cable is connected with the intelligent drill bit after passing through the intelligent drill rod (3); at least one second cable branch cable is preset in the drill pipe male connector, one end of the second cable branch cable is electrically connected with the upper end of the second cable main cable, and the other end of the second cable branch cable penetrates through the inner wall of the male buckle end of the drill pipe male connector; the at least one second cable conducting ring is circumferentially arranged on the inner wall of the male buckling end of the drill pipe male joint, the second cable conducting ring is electrically connected with the second cable branch cable, and the second cable conducting ring is configured to be matched with the first cable conducting ring to form an electric signal transmission passage after the male buckling end of the drill pipe male joint is screwed and connected with the female buckling end of the top drive female joint; the second optical fiber is preset in the drill rod male joint and the intelligent drill rod along the axial direction, the upper end of the second optical fiber extends to the upper end face of the drill rod male joint, and the lower end of the second optical fiber penetrates through the intelligent drill rod and then is connected with the signal conversion device; the optical fiber male joint connector is arranged on the upper end face of the drill rod male joint and is electrically connected with the lower end of the second optical fiber, and the optical fiber male joint connector is configured to be matched with the optical fiber female joint connector to form an optical signal transmission passage after the male buckle end of the drill rod male joint is screwed and connected with the female buckle end of the top drive female joint;
therefore, the power supply of the drill floor sequentially passes through the top drive, the top drive-drill rod connecting joint and the cable in the intelligent drill rod to supply power to the underground tool, meanwhile, underground data is obtained through a sensor installed on the intelligent drill bit, and after the underground data is converted into optical fiber signals through the signal conversion device, the optical fiber signals are transmitted to the drill floor data processing system through the intelligent drill rod, the top drive-drill rod connecting joint and the optical fiber in the top drive, so that the real-time transmission of the underground data is realized.
Preferably, the number of the first cable branch cables is more than two, and the other end of each first cable branch cable penetrates through the inner wall of the female buckle end of the drill rod female joint from different heights.
Preferably, the number of the first cable conducting rings is also more than two, and each first cable conducting ring is arranged on the inner wall of the female buckle end of the drill rod female joint at different heights, and each first cable conducting ring is electrically connected with each first cable branch cable in a one-to-one correspondence manner.
Preferably, the number of the second cable branch cables is more than two, and the other end of each second cable branch cable penetrates through the inner wall of the male buckle end of the drill pipe male joint from different heights.
Preferably, the number of the second cable conducting rings of the intelligent drilling platform is also more than two, and each of the second cable conducting rings is arranged on the inner wall of the male buckle end of the drill pipe male joint at different heights, and each of the second cable conducting rings is electrically connected with each of the second cable branch cables in a one-to-one correspondence manner.
The intelligent drilling platform, preferably, the optical fiber female joint connector comprises: the optical fiber female joint is connected with the base and fixedly arranged in a first optical fiber groove on the lower end face of the drill rod female joint; the optical fiber rotatable conical surface female joint is hinged to the lower portion of the optical fiber female joint connecting base and is electrically connected with the first optical fiber, and the optical fiber rotatable conical surface female joint is configured to be capable of rotating in a plane in a self-adaptive mode for a certain angle.
The intelligent drilling platform, preferably, the optical fiber male connector comprises: the optical fiber male joint connector base is slidably arranged in a second optical fiber groove on the upper end face of the drill rod male joint; at least one hydraulic telescopic unit is arranged in a second optical fiber groove positioned below the optical fiber male joint connector base and is configured to drive the optical fiber male joint connector base to be lifted along the axial direction; the optical fiber male connector variable displacement fine adjustment base is arranged on the optical fiber male connector base and is configured to be capable of moving a certain distance along the axial direction in a self-adaptive mode; the optical fiber conical surface male connector is fixedly arranged at the upper part of the optical fiber male connector variable displacement fine adjustment base and is electrically connected with the second optical fiber, and the optical fiber conical surface male connector is configured to be in self-adaptive connection with the optical fiber rotatable conical surface female connector; a hydraulic power injection passage configured to communicate the hydraulic telescoping unit with an external hydraulic pressure source; and the hydraulic injection hole and the plug are configured to realize pressure sealing after the optical fiber conical surface male joint and the optical fiber rotatable conical surface female joint are connected.
Preferably, the other parts of the first cable conducting ring and the second cable conducting ring except the contact interface are embedded in a cable insulation protective body, and the cable insulation protective body is made of insulating ceramic.
Due to the adoption of the technical scheme, the invention has the following advantages: 1. according to the invention, the cable is preset in the drill rod, the main cable of the cable is divided into a plurality of cable branch cables, the cable branch cables are connected through a plurality of annular conducting rings of the top drive female joint and the drill rod male joint, and meanwhile, the conducting rings are embedded in an insulator material, so that not only can electric support be provided for underground measurement and operation tools, but also non-conduction of other positions of the drill rod is ensured. 2. The optical fiber is preset in the drill rod, the top drive female joint and the drill rod male joint are connected in a conventional drill rod connection buckling mode during construction operation, the optical fiber connection male joint and the optical fiber connection female joint are in tight butt joint in a hydraulic pressing mode after connection and installation, the continuous connection working state of the optical fiber connection male joint and the optical fiber connection female joint is guaranteed, and therefore the requirement of high-speed transmission of underground data signals is met. 3. The intelligent drilling platform provided by the invention can realize data transmission from bottom hole to well to top drive and drill floor, namely, after underground data is acquired by a sensor arranged on an intelligent drill bit, the underground data is converted into optical fiber signals by a signal conversion device, and then is transmitted to a drill floor data processing system by an intelligent drill rod, a top drive-drill rod connecting joint and optical fibers in the top drive, so that the real-time transmission of the underground data is realized. 4. The intelligent drilling platform provided by the invention can realize that the drill floor-top drive-drill rod supplies power to the underground tool, and a quick and convenient power supply channel is established.
Drawings
Fig. 1 is a schematic overall structural diagram of an intelligent drilling platform according to an embodiment of the present invention
FIG. 2 is a schematic diagram of the overall structure of a top drive-pipe coupling according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a drill pipe box assembly according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of an optical fiber female splice connector according to an embodiment of the present invention;
FIG. 5 is a schematic structural view of a drill pipe male joint assembly according to an embodiment of the invention;
fig. 6 is a schematic structural diagram of an optical fiber male connector according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inside", "outside", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the system or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used to define elements only for convenience in distinguishing between the elements, and unless otherwise stated have no special meaning and are not to be construed as indicating or implying any relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, the intelligent drilling platform based on the intelligent drill pipe and the drill top drive provided by the invention comprises: the working platform 1 is arranged on the sea level; the drilling machine 2 is arranged on the operation platform 1; the intelligent drilling rod 3 is characterized in that the upper end of the intelligent drilling rod 3 is connected with the drilling machine 2, and the lower end of the intelligent drilling rod 3 is connected with an intelligent drill bit 5 through a signal conversion device 4; and the top drive 6 is connected with the intelligent drill rod 3 through a top drive-drill rod connecting joint 7, and the top drive 6 is connected with a drill floor data processing system 9 through a top drive-drill floor transmission cable 8.
As shown in fig. 2, the top drive-pipe coupling 7 includes a top drive female coupling assembly 100 and a pipe male coupling assembly 200. As shown in fig. 3, the top drive female joint assembly 100 includes: a top drive female joint 11, an upper end of the top drive female joint 11 being configured to be connected with the top drive 6, and a lower end of the top drive female joint 11 being configured as a female end having an internal thread 12; a first cable main cable 13, wherein the lower end of the first cable main cable 13 is preset in the top drive female joint 11, and the upper end of the first cable main cable 13 is connected with a drill floor power supply (not shown) after passing through the top drive 6; at least one first cable branch cable 14 is preset in the top drive female joint 11, one end of the first cable branch cable 14 is electrically connected with the first cable main cable 13, and the other end of the first cable branch cable 14 penetrates through the inner wall of the female buckle end of the top drive female joint 11; the first cable conducting rings 15 are arranged on the inner wall of the female buckle end of the top drive female joint 11 along the circumferential direction, and the first cable conducting rings 15 are electrically connected with the first cable branch cables 14; the first optical fiber 16 is preset in the top drive 6 and the top drive female joint 11 along the axial direction, the upper end of the first optical fiber 16 penetrates through the top drive 6 and then is connected with the top drive-drill floor transmission cable 8, and the lower end of the first optical fiber 16 extends to the lower end face of the top drive female joint 11; and an optical fiber female connector 17 disposed on a lower end surface of the top drive female connector 11 and electrically connected to a lower end of the first optical fiber 16.
As shown in fig. 5, the drill rod male joint assembly 200 includes: the lower end of the drill rod male joint 21 is configured to be connected with the intelligent drill rod 3, the lower end of the drill rod male joint 21 is configured to be a male-buckled end with external threads 22, and the male-buckled end of the drill rod male joint 21 can be screwed and connected with the female-buckled end of the top drive female joint 11; the upper end of the second cable main cable 23 is preset in the drill rod male joint 21, and the lower end of the second cable main cable 23 is connected with the intelligent drill bit 5 after passing through the intelligent drill rod 3; at least one second cable branch cable 24 is preset in the drill rod male connector 21, one end of the second cable branch cable 24 is electrically connected with the upper end of the second cable main cable 23, and the other end of the second cable branch cable 24 penetrates through the inner wall of the male buckle end of the drill rod male connector 21; at least one second cable conductive ring 25 is circumferentially arranged on the inner wall of the male buckling end of the drill rod male joint 21, the second cable conductive ring 25 is electrically connected with the second cable branch cable 24, and the second cable conductive ring 25 is configured to be matched with the first cable conductive ring 15 to form an electric signal transmission passage after the male buckling end of the drill rod male joint 21 is screwed and connected with the female buckling end of the top drive female joint 11; the second optical fiber 26 is preset in the drill rod male joint 21 and the intelligent drill rod 3 along the axial direction, the upper end of the second optical fiber 26 extends to the upper end face of the drill rod male joint 21, and the lower end of the second optical fiber 26 penetrates through the intelligent drill rod 3 and then is connected with the signal conversion device 4; and an optical fiber male joint connector 27 disposed on an upper end surface of the drill pipe male joint 21 and electrically connected to a lower end of the second optical fiber 26, wherein the optical fiber male joint connector 27 is configured to form an optical signal transmission path in cooperation with the optical fiber female joint connector 17 after the male-buckle end of the drill pipe male joint 21 is screwed and connected to the female-buckle end of the top drive female joint 11.
Therefore, the power supply of the drill floor sequentially passes through the top drive 6, the top drive-drill rod connecting joint 7 and the cable in the intelligent drill rod 3 to supply power to the underground tool, meanwhile, after underground data are acquired through a sensor installed on the intelligent drill bit 5, the underground data are converted into optical fiber signals through the signal conversion device 4, and then the optical fibers in the intelligent drill rod 3, the top drive-drill rod connecting joint 7 and the top drive 6 are transmitted to the drill floor data processing system 9, so that real-time transmission of the underground data is realized.
In the above embodiment, preferably, the number of the first cable branch cables 14 is two or more, and the other end of each first cable branch cable 14 penetrates through the inner wall of the female end of the top drive female joint 11 from different heights; correspondingly, the number of the first cable conductive rings 15 is also more than two, and each first cable conductive ring 15 is arranged on the inner wall of the box end of the top drive box 11 at different heights, and each first cable conductive ring 15 is electrically connected with each first cable branch cable 14 in a one-to-one correspondence manner.
In the above embodiment, preferably, the number of the second cable branches 24 is two or more, and the other end of each second cable branch 24 penetrates through the inner wall of the male buckle end of the drill rod male joint 21 from different heights; correspondingly, there are more than two second cable conductive rings 25, and each second cable conductive ring 25 is disposed on the inner wall of the male buckle end of the drill pipe male joint 21 at different heights, and each second cable conductive ring 25 is electrically connected to each second cable branch 24 in a one-to-one correspondence.
In the above embodiment, preferably, as shown in fig. 4, the optical fiber female terminal connector 17 includes: the optical fiber female connector connecting base 171 is fixedly installed in a first optical fiber groove on the lower end face of the top drive female connector 11; and a fiber rotary cone female terminal 172 hinge-mounted to a lower portion of the fiber female terminal connection base 171 and electrically connected to the first optical fiber 16, and the fiber rotary cone female terminal 172 is configured to be adaptively rotated within a plane by ± 10 °.
In the above embodiment, preferably, as shown in fig. 6, the optical fiber male plug connector 27 includes: the optical fiber male joint connector base 271 is slidably arranged in a second optical fiber groove on the upper end face of the drill rod male joint 21; a hydraulic telescoping unit 272, at least one hydraulic telescoping unit 272 being installed in the second fiber groove below the fiber male joint connector base 271, and the hydraulic telescoping unit 272 being configured to drive the fiber male joint connector base 271 to be raised by 3cm in the axial direction; the optical fiber male connector variable displacement fine adjustment base 273 is installed on the optical fiber male connector base 271, and the optical fiber male connector variable displacement fine adjustment base 273 is configured to be capable of moving in an axial direction by +/-0.5 cm in a self-adaptive manner; a fiber taper male connector 274 fixedly mounted on the upper portion of the fiber male connector variable displacement fine tuning base 273 and electrically connected to the second optical fiber 26, the fiber taper male connector 272 configured to be adaptively connectable to the fiber rotatable taper female connector 172; a hydraulic power injection passage 275 configured to communicate the hydraulic telescoping unit 272 with an external hydraulic pressure source; a hydraulic fill port and plug 276 configured to provide a pressure seal when the fiber taper male connector 274 is connected to the fiber rotatable taper female connector 172. Therefore, after the drill rod female joint assembly 100 and the drill rod male joint assembly 200 are installed in place, the optical fiber conical surface male joint 274 can be stably connected with the optical fiber rotatable conical surface female joint 172 through a hydraulic pressing mode, the locking requirement can be achieved through pressing 500psi generally, and after pressing, the hydraulic injection hole and the plug 276 are used for achieving pressure sealing.
In the above embodiment, as shown in fig. 3 and 5, the remaining portions of the first cable conductive ring 15 and the second cable conductive ring 25 except for the contact interface are embedded in the cable insulation protective body 10, and the material of the cable insulation protective body 10 may be insulating ceramic or the like. Therefore, after the drill pipe female joint assembly 100 and the drill pipe male joint assembly 200 are connected, the electric connection of the conducting rings of the cables can be realized, and the non-conduction of other positions of the drill pipe can be guaranteed, so that the high-power electricity can realize the well entering operation through the top drive-drill pipe connecting joint 7.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (8)
1. An intelligent drilling platform based on intelligent drilling rod and drilling machine top drive, comprising:
the operation platform (1) is arranged on the sea level;
a drilling machine (2) arranged on the working platform (1);
the upper end of the intelligent drill rod (3) is connected with the drilling machine (2), and the lower end of the intelligent drill rod (3) is connected with an intelligent drill bit (5) through a signal conversion device (4);
the top drive (6) is connected with the intelligent drill rod (3) through a top drive-drill rod connecting joint (7), and the top drive (6) is connected with a drill floor data processing system (9) through a top drive-drill floor transmission cable (8);
the top drive-drill rod coupling (7) comprises a top drive female coupling assembly (100) and a drill rod male coupling assembly (200), the top drive female coupling assembly (100) comprising:
a top drive box joint (11), wherein the upper end of the top drive box joint (11) is configured to be connected with the top drive (6), and the lower end of the top drive box joint (11) is configured to be a box end with an internal thread (12);
the lower end of the first main cable (13) is preset in the top drive female joint (11), and the upper end of the first main cable (13) is connected with a power supply of a drill floor after passing through the top drive (6);
at least one first cable branch cable (14) is preset in the top drive female joint (11), one end of the first cable branch cable (14) is electrically connected with the first cable main cable (13), and the other end of the first cable branch cable (14) penetrates through the inner wall of the female buckle end of the top drive female joint (11);
the first cable conducting rings (15), at least one first cable conducting ring (15) is circumferentially arranged on the inner wall of the female buckle end of the top drive female joint (11), and the first cable conducting ring (15) is electrically connected with the first cable branch cable (14);
the first optical fiber (16) is preset in the top drive (6) and the top drive female joint (11) along the axial direction, the upper end of the first optical fiber (16) penetrates through the top drive (6) and then is connected with the top drive-drill floor transmission cable (8), and the lower end of the first optical fiber (16) extends to the lower end face of the top drive female joint (11);
an optical fiber female joint connector (17) which is arranged on the lower end surface of the top drive female joint (11) and is electrically connected with the lower end of the first optical fiber (16);
the drill pipe male joint assembly (200) comprises:
a drill rod male joint (21), wherein the lower end of the drill rod male joint (21) is configured to be connected with the intelligent drill rod (3), the lower end of the drill rod male joint (21) is configured to be a male end with an external thread (22), and the male end of the drill rod male joint (21) can be screwed with the female end of the top drive female joint (11);
the upper end of the second cable main cable (23) is preset in the drill rod male joint (21), and the lower end of the second cable main cable (23) is connected with the intelligent drill bit (5) after passing through the intelligent drill rod (3);
at least one second cable branch cable (24) is preset in the drill pipe male connector (21), one end of the second cable branch cable (24) is electrically connected with the upper end of the second cable main cable (23), and the other end of the second cable branch cable (24) penetrates through the inner wall of the male buckle end of the drill pipe male connector (21);
the at least one second cable conductive ring (25) is circumferentially arranged on the inner wall of the male buckling end of the drill pipe male joint (21), the second cable conductive ring (25) is electrically connected with the second cable branch cable (24), and the second cable conductive ring (25) is configured to be matched with the first cable conductive ring (15) to form an electric signal transmission path after the male buckling end of the drill pipe male joint (21) is screwed and connected with the female buckling end of the top drive female joint (11);
the second optical fiber (26) is preset in the drill rod male joint (21) and the intelligent drill rod (3) along the axial direction, the upper end of the second optical fiber (26) extends to the upper end face of the drill rod male joint (21), and the lower end of the second optical fiber (26) penetrates through the intelligent drill rod (3) and then is connected with the signal conversion device (4);
the optical fiber male joint connector (27) is arranged on the upper end face of the drill rod male joint (21) and is electrically connected with the lower end of the second optical fiber (26), and the optical fiber male joint connector (27) is configured to be matched with the optical fiber female joint connector (17) to form an optical signal transmission path after the male-buckle end of the drill rod male joint (21) is screwed and connected with the female-buckle end of the top drive female joint (11);
therefore, the power supply of the drill floor sequentially passes through the top drive (6), the top drive-drill rod connecting joint (7) and a cable in the intelligent drill rod (3) to supply power to the underground tool, meanwhile, underground data are acquired through a sensor installed on the intelligent drill bit (5), and after the underground data are converted into optical fiber signals through the signal conversion device (4), the optical fiber signals are transmitted to the drill floor data processing system (9) through the intelligent drill rod (3), the top drive-drill rod connecting joint (7) and the optical fiber in the top drive (6), so that real-time transmission of the underground data is realized.
2. The intelligent drilling platform as claimed in claim 1, wherein the number of the first cable branch cables (14) is more than two, and the other end of each first cable branch cable (14) penetrates through the inner wall of the female end of the drill pipe female joint (11) from different heights.
3. The intelligent drilling platform as claimed in claim 2, wherein the number of the first cable conductive rings (15) is also more than two, and each first cable conductive ring (15) is arranged on the inner wall of the box end of the drill pipe female joint (11) with different heights, and each first cable conductive ring (15) is electrically connected with each first cable branch cable (14) in a one-to-one correspondence manner.
4. The intelligent drilling platform as claimed in claim 1, wherein the number of the second cable branch cables (24) is more than two, and the other end of each second cable branch cable (24) penetrates out of the inner wall of the male end of the drill pipe male joint (21) from different heights.
5. The intelligent drilling platform as claimed in claim 4, wherein the number of the second cable conductive rings (25) is also more than two, and each second cable conductive ring (25) is arranged on the inner wall of the male end of the drill pipe male joint (21) with different heights, and each second cable conductive ring (25) is electrically connected with each second cable branch cable (24) in a one-to-one correspondence manner.
6. The intelligent drilling platform as claimed in claim 1, wherein the fiber optic female joint connector (17) comprises:
the optical fiber female joint connecting base (171) is fixedly arranged in a first optical fiber groove on the lower end face of the drill rod female joint (11);
and an optical fiber rotatable cone female joint (172) which is hinged to the lower part of the optical fiber female joint connecting base (171) and is electrically connected with the first optical fiber (16), and the optical fiber rotatable cone female joint (172) is configured to be capable of rotating in a certain angle in a self-adaptive manner in a plane.
7. The intelligent drilling platform as recited in claim 6, wherein the fiber male joint connector (27) comprises:
the optical fiber male joint connector base (271) is slidably installed in a second optical fiber groove in the upper end face of the drill rod male joint (21);
a hydraulic telescoping unit (272), at least one of the hydraulic telescoping units (272) being mounted in a second fiber groove located below the fiber male splice connector base (271), and the hydraulic telescoping unit (272) being configured to drive the fiber male splice connector base (271) axially up;
a fiber male joint variable displacement fine tuning base (273) mounted on the fiber male joint connector base (271), and the fiber male joint variable displacement fine tuning base (273) is configured to be axially adaptively movable by a certain distance;
a fiber taper male stub (274) fixedly mounted on an upper portion of the fiber male stub variable displacement fine tuning mount (273) and electrically connected to the second optical fiber (26), the fiber taper male stub (272) configured to be adaptively connectable to the fiber rotatable taper female stub (172);
a hydraulic power injection passage (275) configured to communicate the hydraulic telescoping unit (272) with an external hydraulic pressure source;
a hydraulic fill port and plug (276) configured to pressure seal when the fiber taper male (274) and fiber rotatable taper female (172) are fully connected.
8. The intelligent drilling platform according to any one of claims 1 to 7, wherein the first cable conductive ring (15) and the second cable conductive ring (25) are embedded in the cable insulation protective body (10) except for the contact interface, and the material of the cable insulation protective body (10) is insulating ceramic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011576907.4A CN112681985B (en) | 2020-12-28 | 2020-12-28 | Intelligent drilling platform based on intelligent drill rod and drilling machine top drive |
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| CN202011576907.4A CN112681985B (en) | 2020-12-28 | 2020-12-28 | Intelligent drilling platform based on intelligent drill rod and drilling machine top drive |
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| CN112681985A true CN112681985A (en) | 2021-04-20 |
| CN112681985B CN112681985B (en) | 2022-11-01 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112681985B (en) | 2022-11-01 |
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