CN113216872B - Curve drilling passive turning section and drill rod connection adapter - Google Patents
Curve drilling passive turning section and drill rod connection adapter Download PDFInfo
- Publication number
- CN113216872B CN113216872B CN202110452910.3A CN202110452910A CN113216872B CN 113216872 B CN113216872 B CN 113216872B CN 202110452910 A CN202110452910 A CN 202110452910A CN 113216872 B CN113216872 B CN 113216872B
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- China
- Prior art keywords
- hole
- joint
- movable
- adapter
- porous
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B17/20—Flexible or articulated drilling pipes, e.g. flexible or articulated rods, pipes or cables
- E21B17/206—Flexible or articulated drilling pipes, e.g. flexible or articulated rods, pipes or cables with conductors, e.g. electrical, optical
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B17/046—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B17/05—Swivel joints
Abstract
The invention discloses a connection adapter for a curve drilling passive turning section and a drill rod, which comprises a rigid connection assembly and a movable connection assembly, wherein the end part of the rigid connection assembly is hinged with the end part of the movable connection assembly, and the movable connection assembly rotates relatively along the axis of the hinged part of the rigid connection assembly. According to the invention, the transmission shaft can penetrate through the first main hole and the second main hole, and certain axial positioning can be provided for the transmission shaft, so that the transmission shaft is more stable in rotation, and certain steering can be performed under the matching action of the first movable cylinder and the second movable cylinder, so that the connection between a turning section and a drill rod during curve drilling is met, and the requirement of power transmission is met; the pore has been seted up to the tip of joint body, can be convenient for different cable, pipeline and power transmission to pass through, and mutual isolation between the pore can avoid the material in the different pipeline to leap and flow.
Description
Technical Field
The invention relates to the technical field of engineering drilling. In particular to a connector for connecting a passive turning section for curve drilling with a drill rod.
Background
In engineering drilling, a common drill rod is in a long straight rod shape, the drilling direction is generally a straight line or a large-radius curve, when controllable turning drilling is involved, because a turning section is bent, the traditional drill rod cannot transmit drilling power to a drill bit through the ground, and when drilling equipment is connected with ground equipment, for example, an electric circuit, a liquid channel and rotary power transmission are adopted, multiple layers of concentric sleeves need to be used, different power is transmitted in different interlayers, the whole quality is large, after long-time use, a series of problems such as leakage can be caused due to sealing aging, and the requirements of turning and torque power transmission cannot be met.
Disclosure of Invention
Therefore, the technical problem to be solved by the invention is to provide a curved drilling passive turning section and drill rod connection adapter which is convenient to connect, convenient to transmit different powers and simple in structure.
In order to solve the technical problem, the invention provides the following technical scheme that the curve drilling passive turning section and drill rod connection adapter comprises a rigid connection assembly and a movable connection assembly, wherein the end part of the rigid connection assembly is hinged with the end part of the movable connection assembly, and the movable connection assembly rotates along the axis of the hinged part of the rigid connection assembly relatively.
Above-mentioned curve creeps into passive turn section and drill rod and is connected crossover sub, rigidity coupling assembling includes first movable section of thick bamboo, second movable section of thick bamboo, rigidity coupling assembling includes first porous joint and the porous joint of second, the second end of first movable section of thick bamboo is articulated with the first end of first porous joint, the first end of the movable section of thick bamboo of second is articulated with the second end of the porous joint of second, the second end of first porous joint and the first end fixed connection of the porous joint of second.
The curve drilling passive turning section is connected with the drill rod through the adapter, the first movable barrel and the second movable barrel are identical in structure, the first movable barrel comprises a barrel body, first hinge shafts are arranged on two sides of one end of the barrel body, and first hinge lugs are arranged on two sides of the other end of the barrel body.
The curve drilling passive turning section is connected with a drill rod conversion joint, the first multi-hole joint comprises a first joint body, a first main hole and a first auxiliary hole are formed in the end portion of the first joint body, the axes of the first main hole and the first auxiliary hole are parallel to the axis of the first joint body, the inner walls of the end portions of the first main hole and the first auxiliary hole are fixedly connected with a connector, a first clamping groove is formed in the circumferential direction of the side wall of the first joint body, a first fixing hole is formed in the end portion of the first joint body, the first fixing hole extends in the axial direction of the first joint body and is communicated with the groove wall of the first clamping groove, and second lugs are arranged on two sides of one end, away from the connector, of the first joint body; the second hinge lug is hinged with the first hinge shaft at one end of the first movable cylinder.
The curve drilling passive turning section is connected with a drill rod conversion joint, the second multi-hole joint comprises a second joint body, a second main hole and a second auxiliary hole are formed in the end portion of the second joint body, a second fixing hole is formed in the end portion of the second joint body along the circumferential direction of the second joint body, a second clamping groove is formed in the side wall of the second joint body along the circumferential direction of the second joint body, the end portion of the second fixing hole extends towards the direction of the second clamping groove and is communicated with the groove wall of the second clamping groove, and a second connecting shaft is arranged at one end of the second joint body; the second connecting shaft is hinged to a first hinge lug at one end of the second movable cylinder, and the connector of the first porous connector is inserted into the second main hole and the second auxiliary hole of the second porous connector respectively.
Above-mentioned curve creeps into passive turn section and drill rod and is connected crossover sub, first main entrance and the first auxiliary hole of first porous joint with the axis coincidence in the second main entrance and the second auxiliary hole of second porous joint, just the connector external diameter of first main entrance department with the internal diameter phase-match in second main entrance, the connector external diameter of first auxiliary hole department with the internal diameter phase-match in second auxiliary hole.
The technical scheme of the invention achieves the following beneficial technical effects:
1. according to the invention, the first porous joint and the second porous joint are arranged and can be directly and fixedly connected through bolts, the transmission shaft can penetrate through the first main hole and the second main hole and can provide certain axial positioning for the transmission shaft, so that the transmission shaft is more stable when rotating, and can be steered to a certain degree under the matching action of the first movable cylinder and the second movable cylinder, thereby meeting the connection between a turning section and a drill rod during curved drilling and meeting the requirement of power transmission.
2. According to the invention, the end part of the joint body is provided with the pore canal, so that different cables, pipelines and power can be conveniently transmitted and passed, the pore canals are mutually isolated, the material in different pipelines can be avoided flowing up, good sealing is realized, the power transmission can be conveniently realized by matching with the porous drill rod, the pore canals are all positioned in the same rod body, the integrity is higher, the rigidity of a single section is improved, the drilling can be conveniently carried out, and the position and the pore diameter of the pore canal can be adjusted as required, so that the flexibility is higher.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic front view of a first movable barrel according to the present invention;
FIG. 3 is a schematic perspective view of a first movable barrel according to the present invention;
FIG. 4 is a schematic perspective view of a first porous joint of the present invention;
FIG. 5 is a schematic perspective view of a second porous joint of the present invention;
the reference numbers in the figures denote: 1-a first movable cylinder; 101-a first articulated axis; 102-a first hinge ear; 2-a first porous joint; 201-a first joint body; 202-a first main aperture; 203-a first auxiliary hole; 204-a connector; 205-a first fixation hole; 206-a first card slot; 207-a second hinge ear; 3-a second porous joint; 301-a second fitting body; 302-a second auxiliary hole; 303-a second main aperture; 304-a second fixation hole; 305-a second card slot; 306-a second connection shaft; 4-the second movable cylinder.
Detailed Description
Referring to fig. 1, the curved drilling passive turning section and drill rod connection adapter comprises a rigid connection assembly and a movable connection assembly, wherein the end of the rigid connection assembly is hinged to the end of the movable connection assembly, and the movable connection assembly rotates relatively along the axis of the hinged position of the rigid connection assembly; rigid connection subassembly includes a first movable section of thick bamboo 1, a second movable section of thick bamboo 4, rigid connection subassembly includes first porous joint 2 and second porous joint 3, the second end of a first movable section of thick bamboo 1 is articulated with the first end of a first porous joint 2, the first end of a second movable section of thick bamboo 4 is articulated with the second end of a second porous joint 3, the second end of a first porous joint 2 and the first end fixed connection of a second porous joint 3.
As shown in fig. 2-3, the first movable cylinder 1 and the second movable cylinder 4 have the same structure, the first movable cylinder 1 includes a cylinder body, first hinge shafts 101 are disposed on two sides of one end of the cylinder body, and first hinge lugs 102 are disposed on two sides of the other end of the cylinder body.
As shown in fig. 4, the first multi-hole joint 2 includes a first joint body 201, a first main hole 202 and a first auxiliary hole 203 are formed in an end portion of the first joint body 201, axes of the first main hole 202 and the first auxiliary hole 203 are both parallel to an axis of the first joint body 201, inner walls of end portions of the first main hole 202 and the first auxiliary hole 203 are both fixedly connected with a connector 204, a first clamping groove 206 is formed in a side wall of the first joint body 201 along a circumferential direction thereof, a first fixing hole 205 is formed in an end portion of the first joint body 201, the first fixing hole 205 extends along an axial direction of the first joint body 201 and is communicated with a groove wall of the first clamping groove 206, and second hinge lugs 207 are disposed on two sides of one end of the first joint body 201 away from the connector 204; the second hinge lug 207 is hinged to the first hinge shaft 101 at one end of the first movable barrel 1.
As shown in fig. 5, the second multi-hole joint 3 includes a second joint body 301, an end of the second joint body 301 is provided with a second main hole 303 and a second auxiliary hole 302, an end of the second joint body 301 is provided with a second fixing hole 304 along a circumferential direction thereof, a side wall of the second joint body 301 is provided with a second engaging groove 305 along the circumferential direction thereof, an end of the second fixing hole 304 extends toward the second engaging groove 305 and is communicated with a groove wall of the second engaging groove 305, and one end of the second joint body 301 is provided with a second engaging shaft 306; the second connecting shaft 306 is hinged with the first hinge lug 102 at one end of the second movable cylinder 4, and the connecting head 204 of the first multi-hole joint 2 is inserted into the second main hole 303 and the second auxiliary hole 302 of the second multi-hole joint 3 respectively; the first main hole 202 and the first auxiliary hole 203 of the first multi-hole joint 2 coincide with the second main hole 303 and the second auxiliary hole 302 of the second multi-hole joint 3, the outer diameter of the connector 204 at the first main hole 202 is matched with the inner diameter of the second main hole 303, and the outer diameter of the connector 204 at the first auxiliary hole 203 is matched with the inner diameter of the second auxiliary hole 302.
The working process is as follows: different pipelines, cables and the like are inserted into different pore channels of the first porous joint 2 and the second porous joint 3, then the ends of the first porous joint 2 and the second porous joint 3 are aligned, the connector 204 at the end of the first porous joint 2 is inserted into the corresponding pore channel of the second porous joint 3 to complete butt joint, a bolt is placed in the first clamping groove 206 of the first porous joint 2 and penetrates through the first fixing hole 205 of the first porous joint 2 and the second fixing hole 304 of the second porous joint 3, a nut is placed in the first clamping groove 206 of the second porous joint 3 and is connected with the bolt, the first porous joint 2 and the first porous joint 2 are fixed, and a corresponding connecting rod can be connected between the first porous joint 2 and the second porous joint 3 as required to increase the connecting length.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. And obvious variations or modifications are possible which remain within the scope of the appended claims.
Claims (5)
1. The curve drilling passive turning section is connected with a drill rod conversion joint and is characterized by comprising a rigid connecting assembly and a movable connecting assembly, wherein the end part of the rigid connecting assembly is hinged with the end part of the movable connecting assembly, and the movable connecting assembly rotates along the axis of the hinged part of the rigid connecting assembly relatively; the movable connecting assembly comprises a first movable barrel (1) and a second movable barrel (4), the rigid connecting assembly comprises a first porous joint (2) and a second porous joint (3), the second end of the first movable barrel (1) is hinged to the first end of the first porous joint (2), the first end of the second movable barrel (4) is hinged to the second end of the second porous joint (3), and the second end of the first porous joint (2) is fixedly connected with the first end of the second porous joint (3).
2. The curved drilling passive turning section and drill rod connection adapter according to claim 1, characterized in that the first movable cylinder (1) and the second movable cylinder (4) are identical in structure, the first movable cylinder (1) comprises a cylinder body, a first hinge shaft (101) is arranged on each of two sides of one end of the cylinder body, and a first hinge lug (102) is arranged on each of two sides of the other end of the cylinder body.
3. The curved drilling passive turning section and drill pipe connection adapter according to claim 1, wherein the first multi-hole adapter (2) comprises a first adapter body (201), a first main hole (202) and a first auxiliary hole (203) are formed in an end portion of the first adapter body (201), axes of the first main hole (202) and the first auxiliary hole (203) are parallel to an axis of the first adapter body (201), a connector (204) is fixedly connected to inner walls of the end portions of the first main hole (202) and the first auxiliary hole (203), a first clamping groove (206) is formed in a side wall of the first adapter body (201) along a circumferential direction of the side wall, a first fixing hole (205) is formed in the end portion of the first adapter body (201), the first fixing hole (205) extends along the axial direction of the first adapter body (201) and is communicated with a groove wall of the first clamping groove (206), and second hinge lugs (207) are arranged on two sides of an end, far away from the first adapter body (201), of the first adapter body (204); the second hinge lug (207) is hinged with a first hinge shaft (101) at one end of the first movable barrel (1).
4. The curved drilling passive turning section and drill pipe connection adapter according to claim 3, characterized in that the second multi-hole joint (3) comprises a second joint body (301), a second main hole (303) and a second auxiliary hole (302) are formed in the end of the second joint body (301), a second fixing hole (304) is formed in the end of the second joint body (301) along the circumferential direction of the second joint body, a second clamping groove (305) is formed in the side wall of the second joint body (301) along the circumferential direction of the second joint body, the end of the second fixing hole (304) extends towards the second clamping groove (305) and is communicated with the groove wall of the second clamping groove (305), and a second connecting shaft (306) is arranged at one end of the second joint body (301); the second connecting shaft (306) is hinged to a first hinge lug (102) at one end of the second movable cylinder (4), and the connecting head (204) of the first porous joint (2) is inserted into a second main hole (303) and a second auxiliary hole (302) of the second porous joint (3) respectively.
5. The curved drilling passive turn section and drill pipe connection adapter according to claim 1, characterized in that the first main hole (202) and the first auxiliary hole (203) of the first multi-hole adapter (2) coincide with the second main hole (303) and the second auxiliary hole (302) of the second multi-hole adapter (3) in axis, and the outer diameter of the connector (204) at the first main hole (202) matches with the inner diameter of the second main hole (303), and the outer diameter of the connector (204) at the first auxiliary hole (203) matches with the inner diameter of the second auxiliary hole (302).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110452910.3A CN113216872B (en) | 2021-04-26 | 2021-04-26 | Curve drilling passive turning section and drill rod connection adapter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110452910.3A CN113216872B (en) | 2021-04-26 | 2021-04-26 | Curve drilling passive turning section and drill rod connection adapter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113216872A CN113216872A (en) | 2021-08-06 |
| CN113216872B true CN113216872B (en) | 2022-10-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110452910.3A Active CN113216872B (en) | 2021-04-26 | 2021-04-26 | Curve drilling passive turning section and drill rod connection adapter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113216872B (en) |
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| US9453376B1 (en) * | 2008-12-09 | 2016-09-27 | Sandia Corporation | Self-assembling segmented coiled tubing |
| CN107165575A (en) * | 2017-07-17 | 2017-09-15 | 河北中荣石油机械有限责任公司 | A kind of ultra-short radius well deflecting drilling tool |
| CN107605402A (en) * | 2017-11-06 | 2018-01-19 | 中煤科工集团西安研究院有限公司 | The broken soft seam flexibility internal control spin orientation drilling system of underground coal mine and drilling method |
| CN207160976U (en) * | 2017-07-17 | 2018-03-30 | 河北中荣石油机械有限责任公司 | A kind of ultra-short radius well deflecting guide sleeve |
| CN109695431A (en) * | 2018-12-13 | 2019-04-30 | 台州职业技术学院 | A kind of tool for salvaging drilling pile drill |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120018229A1 (en) * | 2010-07-20 | 2012-01-26 | Managed Pressure Operations Pte Ltd | Drill pipe |
| US20140110934A1 (en) * | 2012-10-22 | 2014-04-24 | Airgo Ip, Llc | Fluid-tight flexural joint |
| CA3032620C (en) * | 2018-02-15 | 2023-11-14 | Avalon Research Ltd. | Flexible coupling for downhole drive string |
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2021
- 2021-04-26 CN CN202110452910.3A patent/CN113216872B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9453376B1 (en) * | 2008-12-09 | 2016-09-27 | Sandia Corporation | Self-assembling segmented coiled tubing |
| CN102619475A (en) * | 2011-01-28 | 2012-08-01 | 崔钢明 | Alveolate drill stem |
| CN102384174A (en) * | 2011-07-11 | 2012-03-21 | 安东石油技术（集团）有限公司 | Universal joint |
| CN102877799A (en) * | 2012-10-15 | 2013-01-16 | 徐州雷曼机械科技有限公司 | Cardan joint for rotary drilling rig |
| CN107165575A (en) * | 2017-07-17 | 2017-09-15 | 河北中荣石油机械有限责任公司 | A kind of ultra-short radius well deflecting drilling tool |
| CN207160976U (en) * | 2017-07-17 | 2018-03-30 | 河北中荣石油机械有限责任公司 | A kind of ultra-short radius well deflecting guide sleeve |
| CN107605402A (en) * | 2017-11-06 | 2018-01-19 | 中煤科工集团西安研究院有限公司 | The broken soft seam flexibility internal control spin orientation drilling system of underground coal mine and drilling method |
| CN109695431A (en) * | 2018-12-13 | 2019-04-30 | 台州职业技术学院 | A kind of tool for salvaging drilling pile drill |
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| Publication number | Publication date |
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| CN113216872A (en) | 2021-08-06 |
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