Drill bit type intelligent guide drilling device

Abstract

The utility model belongs to the technical field of intelligent guiding well drilling, and particularly relates to a drill bit type intelligent guiding well drilling device which comprises a petroleum drill bit and a centralizing device, the side wall of the petroleum drill bit is fixedly connected with a drill rod, and the surface of the drill rod is fixedly connected with a guiding system. A centralizing device is arranged on the surface of the guiding system and comprises two fixing cylinders, the two fixing cylinders sleeve the surface of the guiding system, three storage plates are fixedly connected to the surfaces of the fixing cylinders, two moving blocks are slidably connected to the inner walls of the storage plates, a blocking device is arranged on the surfaces of the fixing cylinders, and the blocking device comprises two fixing blocks. The bottom ends of the two fixing blocks are fixedly connected with the surface of the fixing cylinder, connecting blocks are inserted into the inner walls of the fixing blocks, and blocking covers are fixedly connected to the side walls of the two connecting blocks; by arranging the whole device, drilling equipment can be centralized, meanwhile, the drilling equipment can be matched with drill bits of different specifications, and the moving resistance of the ejector rod can be reduced through the arrangement of the guide wheels.

Description

Technical Field

[0001] The utility model relates to the technical field of intelligent directional drilling, in particular to a drill bit type intelligent directional drilling device. Background Art

[0002] Intelligent steerable drilling uses intelligent technology to precisely control and optimize the drilling process, improving drilling efficiency, reducing drilling costs, and ensuring safety. It utilizes advanced sensors, data acquisition equipment, data transmission networks, intelligent control systems, and decision-making analysis systems to acquire downhole information in real time, conduct intelligent analysis and decision-making, and guide drilling operations.

[0003] In view of the above-mentioned and existing related technologies, the inventors believe that the following defects often exist: Intelligent directional drilling refers to the integration of multiple advanced technologies and intelligent systems during the drilling process to achieve precise control and optimization of the drilling trajectory. During the drilling operation, a stabilizer is required to straighten the entire drilling component. Since most stabilizers lack the ability to adapt to different equipment, it is easy to cause incompatibility and loss of straightening ability when using drilling components of different specifications; therefore, a drill bit-type intelligent directional drilling device is proposed to address the above problems. Utility Model Content

[0004] In order to make up for the deficiencies of the prior art, at least one technical problem raised in the background technology is solved.

[0005] The technical solution adopted by the present invention to solve its technical problems is: the present invention describes a drill bit type intelligent directional drilling device, comprising an oil drill bit and a straightening device, wherein the side wall of the oil drill bit is fixedly connected to a drill pipe, and the surface of the drill pipe is fixedly connected to a guide system; the surface of the guide system is provided with a straightening device, and the straightening device comprises two fixed cylinders, the two fixed cylinders are sleeved on the surface of the guide system, the surface of the fixed cylinders is fixedly connected to three receiving plates, the inner walls of the receiving plates are slidingly connected to two moving blocks, the inner walls of the two moving blocks are rotatably connected to a rotating block, the inner walls of the two rotating blocks are rotatably connected to a push rod, the moving block drives the rotating block to rotate, the rotating block drives the push rod to move, and the push rod rotates on the inner wall of the rotating block, and the entire equipment can be straightened by arranging the fixed cylinder, the receiving plate, the moving block, the rotating block and the push rod.

[0006] Preferably, the inner walls of the two fixing cylinders are threadedly connected with a plurality of positioning pins. After the two fixing cylinders are sleeved on the surface of the guide system, the positioning pins are rotated to the inner walls of the two fixing cylinders, and the positioning pins can limit the positions of the two fixing cylinders.

[0007] Preferably, a storage groove is provided on the surface of the storage plate, and the inner wall of the storage groove of the storage plate is slidably connected to the surface of the moving block. When the moving block moves, the moving block slides on the inner wall of the storage groove of the storage plate. The opening of the storage groove can facilitate the movement of the moving block.

[0008] Preferably, the inner surface of the storage plate is rotatably connected to a threaded rod, and the surface of the threaded rod is threadedly connected to the inner walls of the two moving blocks. When the moving block needs to be moved, the threaded rod is rotated to allow the threaded rod to rotate on the inner wall of the moving block, and the moving block moves its position. The setting of the threaded rod can drive the moving block to move.

[0009] Preferably, the surface of the threaded rod is provided with two opposite thread lines. By providing different thread lines on the surface of the threaded rod, the two moving blocks can be easily moved closer to or away from each other.

[0010] Preferably, the inner surface of the mandrel is rotatably connected to a plurality of guide wheels, which roll in the well. The provision of the guide wheels can reduce wear between the mandrel and the well wall.

[0011] Preferably, a blocking device is provided on the surface of the fixed cylinder, and the blocking device includes two fixed blocks, the bottom ends of the two fixed blocks are fixedly connected to the surface of the fixed cylinder, the inner wall of the fixed block is inserted with a connecting block, and the side walls of the two connecting blocks are fixedly connected with a blocking cover, and the blocking cover is located on the surface of the guide system. When using the storage plate, the blocking cover is pushed to allow the blocking cover to drive the connecting block to move, and the connecting block is inserted into the inner wall of the fixed block. By setting the blocking cover, the wear on the fixed cylinder and the storage plate can be reduced.

[0012] Preferably, the inner walls of the fixing block and the connecting block are threadedly connected with limit pins, and the surface of the shield is fixedly connected with multiple reinforcing ribs. When the shield is subjected to force, part of the force will be transmitted to the reinforcing ribs. By setting the reinforcing ribs, the strength of the shield can be increased.

[0013] The utility model is beneficial in that:

[0014] 1. When drilling is needed, the utility model sleeves the fixed cylinder on the surface of the guide system, and then rotates the positioning pin to the inner wall of the fixed cylinder, and then rotates the threaded rod to make the threaded rod rotate on the inner surface of the receiving plate. The threaded rod will also rotate on the inner wall of the moving block, and the moving block drives the rotating block to move its position. The moving block slides on the inner wall of the receiving groove of the receiving plate, and the rotating block rotates on the inner wall of the moving block. When the rotating block moves, it drives the push rod to move, and the push rod rotates on the inner wall of the rotating block. After the push rod moves to the appropriate position, the threaded rod is stopped. When the entire equipment moves, the push rod drives the guide wheel to roll on the surface of the well wall. By setting the entire device, the drilling equipment can be straightened and can be adapted to drill bits of different specifications. At the same time, the setting of the guide wheel can reduce the resistance to the movement of the push rod.

[0015] 2. After the installation of the fixed cylinder is completed, the utility model pushes the shield to allow the shield to drive the connecting block to move, the connecting block is inserted into the inner wall of the fixed block, and then the limit pin is rotated to the inner wall of the fixed block and the connecting block. When the shield moves, it will fit the guide system, and when the fixed cylinder moves, it will drive the shield to move. When the shield is subjected to force, part of the force will be transmitted to the reinforcing ribs. By setting the shield, the contact between the fixed cylinder and the stone can be reduced, thereby reducing wear, and the reinforcing ribs can increase the strength of the shield. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for use in the embodiments or the description of the prior art. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creative work.

[0017] Figure 1 A schematic diagram of the three-dimensional structure of a petroleum drill bit in a drill-type intelligent directional drilling device;

[0018] Figure 2 A drill bit type intelligent directional drilling device Figure 1 Schematic diagram of the structure at A;

[0019] Figure 3 This is a partial structural diagram of a centralizing device in a drill bit type intelligent steerable drilling device;

[0020] Figure 4 This is a side view schematic diagram of the structure of a petroleum drill bit in a drill bit type intelligent directional drilling device;

[0021] Figure 5 A drill bit type intelligent directional drilling device Figure 4 Schematic diagram of the structure at point B.

[0022] In the figure: 1. Oil drill bit; 2. Drill rod; 3. Guide system; 4. Straightening device; 41. Fixed cylinder; 42. Storage plate; 43. Moving block; 44. Rotating block; 45. Push rod; 46. Positioning pin; 47. Storage groove; 48. Threaded rod; 49. Guide wheel; 5. Blocking device; 51. Fixed block; 52. Connecting block; 53. Block cover; 54. Limit pin; 55. Reinforcing rib. DETAILED DESCRIPTION

[0023] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0024] See also Figure 1-5 As shown, a drill bit type intelligent directional drilling device includes an oil drill bit 1 and a straightening device 4. The side wall of the oil drill bit 1 is fixedly connected to a drill pipe 2, and the surface of the drill pipe 2 is fixedly connected to a guide system 3; the surface of the guide system 3 is provided with a straightening device 4, and the straightening device 4 includes two fixed cylinders 41, which are sleeved on the surface of the guide system 3. The surface of the fixed cylinder 41 is fixedly connected to three receiving plates 42, and the inner wall of the receiving plate 42 is slidably connected to two moving blocks 43. The inner walls of the two moving blocks 43 are rotatably connected to the rotating blocks 44, and the inner walls of the two rotating blocks 44 are rotatably connected to the push rods 45; when working, the fixed cylinder 41 is fixed on the guide system 3, and then the moving block 43 is pushed to allow the moving block 43 to move on the inner wall of the receiving plate 42, the moving block 43 drives the rotating block 44 to rotate, the rotating block 44 drives the push rod 45 to move, and the push rod 45 rotates on the inner wall of the rotating block 44. By setting the fixed cylinder 41, the receiving plate 42, the moving block 43, the rotating block 44 and the push rod 45, the entire equipment can be straightened.

[0025] The inner walls of the two fixing cylinders 41 are threadedly connected with a plurality of positioning pins 46 ; when working, the positioning pins 46 are rotated to the inner walls of the two fixing cylinders 41 , and the positioning pins 46 can limit the positions of the two fixing cylinders 41 .

[0026] A receiving groove 47 is provided on the surface of the receiving plate 42, and the inner wall of the receiving groove 47 of the receiving plate 42 is slidably connected to the surface of the moving block 43; when working, the moving block 43 slides on the inner wall of the receiving groove 47 of the receiving plate 42, and the opening of the receiving groove 47 can facilitate the movement of the moving block 43.

[0027] The inner surface of the storage plate 42 is rotatably connected to a threaded rod 48, and the surface of the threaded rod 48 is threadedly connected to the inner walls of the two moving blocks 43; when working, the threaded rod 48 is rotated to allow the threaded rod 48 to rotate on the inner wall of the moving block 43, and the moving block 43 moves its position. The setting of the threaded rod 48 can drive the moving block 43 to move.

[0028] The surface of the threaded rod 48 is provided with two opposite thread lines; during operation, by providing different thread lines on the surface of the threaded rod 48, the two moving blocks 43 can be easily moved closer to or away from each other.

[0029] The inner surface of the push rod 45 is rotatably connected to a plurality of guide wheels 49; when working, the push rod 45 drives the guide wheels 49 to rotate, and the guide wheels 49 roll in the well. By providing the guide wheels 49, the wear between the push rod 45 and the well wall can be reduced.

[0030] The surface of the fixed cylinder 41 is provided with a blocking device 5, and the blocking device 5 includes two fixed blocks 51, the bottom ends of the two fixed blocks 51 are fixedly connected to the surface of the fixed cylinder 41, and the inner wall of the fixed block 51 is inserted with a connecting block 52, and the side walls of the two connecting blocks 52 are fixedly connected with a blocking cover 53, and the blocking cover 53 is located on the surface of the guide system 3; when working, the blocking cover 53 is pushed to allow the blocking cover 53 to drive the connecting block 52 to move, and the connecting block 52 is inserted into the inner wall of the fixed block 51. By setting the blocking cover 53, the wear on the fixed cylinder 41 and the storage plate 42 can be reduced.

[0031] The inner walls of the fixed block 51 and the connecting block 52 are threadedly connected to a limit pin 54, and the surface of the blocking cover 53 is fixedly connected to a plurality of reinforcing ribs 55; when working, the limit pin 54 is rotated to the inner walls of the fixed block 51 and the connecting block 52, and when the blocking cover 53 is subjected to force, part of the force will be transmitted to the reinforcing ribs 55. By setting the reinforcing ribs 55, the strength of the blocking cover 53 can be increased.

[0032] Working principle: when drilling is needed, the fixed cylinder 41 is put on the surface of the guide system 3, and the positioning pin 46 is rotated to the inner wall of the fixed cylinder 41, and then the threaded rod 48 is rotated to make the threaded rod 48 rotate on the inner surface of the receiving plate 42, and the threaded rod 48 will also rotate on the inner wall of the moving block 43, and the moving block 43 drives the rotating block 44 to move its position, and the moving block 43 slides on the inner wall of the receiving groove 47 of the receiving plate 42, and the rotating block 44 rotates on the inner wall of the moving block 43. When the rotating block 44 moves, it drives the push rod 45 to move, and the push rod 45 rotates on the inner wall of the rotating block 44. After the push rod 45 moves to the appropriate position, the threaded rod 48 is stopped. When the entire equipment moves, the push rod 45 drives the guide wheel 49 to roll on the surface of the well wall. By setting The entire device can straighten the drilling equipment and can adapt to drill bits of different specifications. The setting of the guide wheel 49 can reduce the resistance to the movement of the push rod 45; after completing the installation of the fixed cylinder 41, push the baffle 53 to allow the baffle 53 to drive the connecting block 52 to move, and the connecting block 52 is inserted into the inner wall of the fixed block 51, and then the limit pin 54 is rotated to the inner wall of the fixed block 51 and the connecting block 52. When the baffle 53 moves, it will fit the guide system 3, and when the fixed cylinder 41 moves, it will drive the baffle 53 to move. When the baffle 53 is subjected to force, part of the force will be transmitted to the reinforcing rib 55. By setting the baffle 53, the contact between the fixed cylinder 41 and the stone can be reduced, thereby reducing wear, and the reinforcing rib 55 can increase the strength of the baffle 53.

[0033] Throughout this specification, references to terms such as "one embodiment," "example," or "specific example" indicate that a specific feature, structure, material, or characteristic described in conjunction with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of these terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

[0034] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention, and such changes and improvements fall within the scope of the present invention as claimed.

Claims

1. A drill bit type intelligent directional drilling device, comprising an oil drill bit (1) and a straightening device (4), wherein the side wall of the oil drill bit (1) is fixedly connected to a drill rod (2), and the surface of the drill rod (2) is fixedly connected to a guide system (3); characterized in that: The surface of the guide system (3) is provided with a straightening device (4), and the straightening device (4) includes two fixed cylinders (41). The two fixed cylinders (41) are sleeved on the surface of the guide system (3). The surfaces of the fixed cylinders (41) are fixedly connected with three receiving plates (42). The inner walls of the receiving plates (42) are slidably connected with two moving blocks (43). The inner walls of the two moving blocks (43) are rotatably connected with rotating blocks (44), and the inner walls of the two rotating blocks (44) are rotatably connected with push rods (45).

2. The drill bit type intelligent directional drilling device according to claim 1, characterized in that: The inner walls of the two fixing cylinders (41) are threadedly connected with a plurality of positioning pins (46).

3. The drill bit type intelligent directional drilling device according to claim 1, characterized in that: A receiving groove (47) is provided on the surface of the receiving plate (42), and the inner wall of the receiving groove (47) of the receiving plate (42) is slidably connected to the surface of the moving block (43).

4. The drill bit type intelligent directional drilling device according to claim 1, characterized in that: The inner surface of the receiving plate (42) is rotatably connected to a threaded rod (48), and the surface of the threaded rod (48) is threadedly connected to the inner walls of the two moving blocks (43).

5. The drill bit type intelligent steering drilling device according to claim 4, characterized in that: The surface of the threaded rod (48) is provided with two opposite sections of thread lines.

6. The drill bit type intelligent directional drilling device according to claim 1, characterized in that: The inner surface of the top rod (45) is rotatably connected to a plurality of guide wheels (49).

7. The drill bit type intelligent directional drilling device according to claim 1, characterized in that: The surface of the fixed cylinder (41) is provided with a blocking device (5), the blocking device (5) comprises two fixed blocks (51), the bottom ends of the two fixed blocks (51) are fixedly connected to the surface of the fixed cylinder (41), the inner wall of the fixed block (51) is provided with a connecting block (52), the side walls of the two connecting blocks (52) are fixedly connected with a blocking cover (53), and the blocking cover (53) is located on the surface of the guide system (3).

8. The drill bit type intelligent steering drilling device according to claim 7, characterized in that: The inner walls of the fixing block (51) and the connecting block (52) are threadedly connected to a limiting pin (54), and the surface of the blocking cover (53) is fixedly connected to a plurality of reinforcing ribs (55).

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