CN111810062A - Descending lock straight lifting bendable drill rod - Google Patents
Descending lock straight lifting bendable drill rod Download PDFInfo
- Publication number
- CN111810062A CN111810062A CN202010697667.7A CN202010697667A CN111810062A CN 111810062 A CN111810062 A CN 111810062A CN 202010697667 A CN202010697667 A CN 202010697667A CN 111810062 A CN111810062 A CN 111810062A
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- 230000007246 mechanism Effects 0.000 claims abstract description 47
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 22
- 230000008878 coupling Effects 0.000 claims description 21
- 238000010168 coupling process Methods 0.000 claims description 21
- 238000005859 coupling reaction Methods 0.000 claims description 21
- 238000005553 drilling Methods 0.000 claims description 17
- 229910052742 iron Inorganic materials 0.000 claims description 11
- 230000006698 induction Effects 0.000 claims description 5
- 238000004804 winding Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000004080 punching Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/20—Flexible or articulated drilling pipes, e.g. flexible or articulated rods, pipes or cables
-
- 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
- E21B19/00—Handling rods, casings, tubes or the like outside the borehole, e.g. in the derrick; Apparatus for feeding the rods or cables
- E21B19/22—Handling reeled pipe or rod units, e.g. flexible drilling pipes
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention provides a descending, locking and straight-pulling bendable drill rod which comprises movable connecting pieces, baffles, a rotating shaft, a first motor, drill bits and a connecting mechanism, wherein the rotating shaft is connected to an output shaft of the first motor in a transmission mode, the baffles are fixed to two ends of the rotating shaft, the movable connecting pieces are wound on the rotating shaft, the movable connecting pieces are arranged in multiple groups, and the drill bits are arranged at the bottommost parts of the movable connecting pieces. The invention has the advantages that the connecting mechanism can be contracted into a rod when the power is on, the connecting mechanism can be bent when the power is off, when the connecting mechanism is electrified and contracted into the rod, a plurality of groups of movable connecting pieces can be connected into a drill rod, the drill bit can be driven to punch, when the connecting mechanism is disconnected and dispersed, the drill rod can be scattered into blocks to reduce the volume, and then the blocks are collected on the rotating shaft for storage.
Description
Technical Field
The invention relates to the technical field of drilling equipment, in particular to a descending lock straight lifting bendable drill rod.
Background
The drill rod is a steel pipe with threads at the tail part and is used for connecting surface equipment of the drilling machine and drilling and grinding equipment or a bottom hole device positioned at the bottom end of a drilled well. The purpose of the drill pipe is to carry drilling mud to the drill bit and, together with the drill bit, raise, lower or rotate the bottom hole assembly. The drill pipe must be able to withstand large internal and external pressures, twists, bends and vibrations. In the process of oil and gas exploitation and extraction, the drill pipe can be used for multiple times.
The great space in ground top can be used temporarily to current drilling rod in the use, drilling rod perpendicular to ground, has certain limitation in the use, and when the length overlength of drilling rod, inconvenient user operated in addition for the efficiency that punches reduces.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a descending lock straight lifting bendable drill rod.
The invention solves the technical problems through the following technical means:
the flexible drilling rod is directly pulled in decline lock, including swing joint spare, baffle, axis of rotation, first motor, drill bit and coupling mechanism, the transmission is connected with the axis of rotation on the output shaft of first motor, the both ends of axis of rotation are fixed with the baffle, the winding has swing joint spare in the axis of rotation, swing joint spare is provided with the multiunit altogether, multiunit swing joint spare's bottommost is equipped with the drill bit, be equipped with coupling mechanism among the swing joint spare, coupling mechanism circular telegram contracts into the pole, coupling mechanism cuts off the power supply and scatters the flexible, be equipped with the power accumulator for the coupling mechanism power supply on the baffle.
Preferably, the movable connecting piece comprises a first concave-convex block, a second concave-convex block and an elastic connecting piece, the middle position of the top of the first concave-convex block and the middle position of the top of the second concave-convex block are convex, the middle position of the bottom of the first concave-convex block and the middle position of the bottom of the second concave-convex block are concave grooves, and the elastic connecting piece is arranged between the outer walls of the two sides of the first concave-convex block and the outer wall of the two sides of the second concave-convex block.
Preferably, coupling mechanism includes first AVR central control treater, electro-magnet, iron plate and spacing rope, first AVR central control treater sets up inside first unsmooth piece and the unsmooth piece of second, the inside of first unsmooth piece and the unsmooth piece of second is close to groove position department and is equipped with the electro-magnet, the inside of first unsmooth piece and the unsmooth piece of second is close to protruding position department and is equipped with the iron plate, the electro-magnet actuation in the first unsmooth piece in the second unsmooth piece first unsmooth piece of restriction and the unsmooth piece position of second, be connected between first unsmooth piece and the unsmooth piece of second and have a spacing rope, first AVR central control treater input infrared induction connects the remote controller output, first AVR central control treater output electric connection electro-magnet input.
Preferably, coupling mechanism includes collection roller, second motor, second AVR central control treater and stay cord, the storehouse has been seted up to the inside of the unsmooth piece of first unsmooth piece and second, the inside symmetry of placing the storehouse is equipped with the second motor, it is connected with the collection roller to rotate on the output shaft of second motor, be equipped with the stay cord on the collection roller, the unsmooth piece of second is connected to the stay cord in the first unsmooth piece, the inside of placing the storehouse is located roof position department of bolt fastening has the second AVR central control treater, the infrared induction of second AVR central control treater input connects the remote controller output, second AVR central control treater output electric connection second motor input.
Preferably, the elastic connecting piece comprises a rotating clamp, a connecting rope and a wire clamping pipe, the rotating clamp is fixed on the side walls of the first concave-convex block and the second concave-convex block, the connecting rope is connected between the two rotating clamps, and the wire clamping pipe is arranged in the middle of the connecting rope.
Preferably, the power accumulator is provided with a connecting wire, the connecting wire is connected with the connecting mechanism, and the connecting wire is clamped on the wire clamping pipe.
Preferably, the top of first unsmooth piece and the unsmooth piece of second is evenly fixed with the joint piece, the joint recess has been seted up on the bottom of first unsmooth piece and the unsmooth piece of second and the joint piece is in same vertical line.
The invention has the advantages that: coupling mechanism is at circular telegram shrink one-tenth pole, coupling mechanism scatters the flexible at the outage, when coupling mechanism circular telegram shrink one-tenth pole, can be so that multiunit swing joint spare links into the drilling rod, can drive the drill bit and punch the use, scatter at the outage when coupling mechanism, can scatter the drilling rod one-tenth cubic, reduce the volume, then collect and save in the axis of rotation, this kind of mode, change the drilling rod of straight rod type in the past, it is located top parking space to reduce the drilling rod, the user is when needs beat darker hole, the operation of conveniently punching, the efficiency of punching is improved.
Drawings
FIG. 1 is a schematic view of a drop lock for pulling up a bendable drill pipe according to the present invention;
FIG. 2 is a schematic structural view of embodiment 1 of the present invention;
FIG. 3 is a schematic structural view of example 2 of the present invention;
FIG. 4 is a schematic structural view of a connecting mechanism in embodiment 1 of the present invention;
FIG. 5 is a schematic structural view of a connecting mechanism in embodiment 2 of the present invention;
fig. 6 is a block diagram of the work flow of the present invention.
Reference numbers in the figures: 10. the movable connecting piece, 11, the first concave-convex block, 111, the joint groove, 112, the joint block, 113, the placing bin, 12, the second concave-convex block, 13, the elastic connecting piece, 131, the rotating clamp, 132, the connecting rope, 133, the electric wire clamping pipe, 20, the baffle disc, 30, the rotating shaft, 40, the first motor, 50, the power accumulator, 60, the connecting electric wire, 70, the drill bit, 80, the connecting mechanism, 81, the first AVR central control processor, 82, the electromagnet, 83, the iron block, 84, the limiting rope, 801, the collecting roller, 802, the second motor, 803, the second AVR central control processor, 804, the pull rope, 90 and the remote controller.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. 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.
Example 1
As shown in fig. 1, the bendable drill rod is directly pulled by descending and locking, and includes a movable connector 10, a baffle 20, a rotating shaft 30, a first motor 40, a drill bit 70 and a connecting mechanism 80, the rotating shaft 30 is connected to an output shaft of the first motor 40 in a transmission manner, the baffle 20 is fixed at two ends of the rotating shaft 30, the movable connector 10 is wound on the rotating shaft 30, the movable connector 10 is provided with multiple groups, the drill bit 70 is arranged at the bottom of the movable connector 10, the connecting mechanism 80 is arranged in the movable connector 10, the connecting mechanism 80 is electrically connected and contracted into a rod, the connecting mechanism 80 is disconnected from power and can be bent, and a power supply accumulator 50 for supplying power to the connecting mechanism 80 is arranged on the baffle 20.
As shown in fig. 2, the movable connecting member 10 includes a first concave-convex block 11, a second concave-convex block 12 and an elastic connecting member 13, the top middle position of the first concave-convex block 11 and the second concave-convex block 12 is convex, the bottom middle position of the first concave-convex block 11 and the second concave-convex block 12 is concave, and the elastic connecting member 13 is arranged between the outer walls of the two sides of the first concave-convex block 11 and the second concave-convex block 12.
As shown in fig. 4 and 6, the connection mechanism 80 includes a first AVR central control processor 81, an electromagnet 82, an iron block 83 and a limit rope 84, the first AVR central control processor 81 is arranged inside the first and second relief blocks 11, 12, the first concave-convex block 11 and the second concave-convex block 12 are provided with electromagnets 82 at the positions close to the grooves, the first concave-convex block 11 and the second concave-convex block 12 are provided with iron blocks 83 at the positions close to the convex positions, the electromagnet 82 in the first concave-convex block 11 attracts the iron block 83 in the second concave-convex block 12 to limit the position of the first concave-convex block 11 and the second concave-convex block 12, a limiting rope 84 is connected between the first concave-convex block 11 and the second concave-convex block 12, the input end of the first AVR central control processor 81 is connected with the output end of a remote controller 90 through infrared induction, the output end of the first AVR central control processor 81 is electrically connected with the input end of the electromagnet 82.
The remote controller 90 controls the electromagnet 82 to be electrified, so that the electromagnet 82 generates magnetism, the iron block 83 can be adsorbed, the position between the first concave-convex block 11 and the second concave-convex block 12 is limited, the remote controller 90 controls the electromagnet 82 to be powered off, the electromagnet 82 cannot adsorb the iron block 83, and the first concave-convex block 11 and the second concave-convex block 12 are separated from each other; a limiting rope 84 is connected between the first concave-convex block 11 and the second concave-convex block 12, so that the groove part in the first concave-convex block 11 is aligned to the convex part in the second concave-convex block 12, and when the first concave-convex block 11 is connected with the second concave-convex block 12, the first concave-convex block 11 and the second concave-convex block 12 are convenient to connect.
As shown in fig. 2, the elastic connection member 13 includes a rotation clip 131, a connection rope 132 and a wire fastening tube 133, the rotation clip 131 is fixed on the side walls of the first concave-convex block 11 and the second concave-convex block 12, the connection rope 132 is connected between the two rotation clips 131, and the wire fastening tube 133 is disposed at the middle position of the connection rope 132.
As shown in fig. 1, the power accumulator 50 is provided with a connecting wire 60, the connecting wire 60 is connected to the connecting mechanism 80, and the connecting wire 60 is connected to the wire connecting tube 133 in a snap-fit manner.
The position of the electric wire 60 is limited by the electric clamping tube 133, so that the protection effect of the electric wire is better.
As shown in fig. 4, the tops of the first concave-convex block 11 and the second concave-convex block 12 are uniformly fixed with a clamping block 112, and the bottoms of the first concave-convex block 11 and the second concave-convex block 12 and the clamping block 112 are in the same vertical line and provided with a clamping groove 111.
The joint piece 112 on the first concave-convex piece 11 is connected to the joint recess 111 on the second concave-convex piece 12, so that the position after connection between the first concave-convex piece 11 and the second concave-convex piece 12 is more stable.
Example 2
As shown in fig. 1, the bendable drill rod is directly pulled by descending and locking, and includes a movable connector 10, a baffle 20, a rotating shaft 30, a first motor 40, a drill bit 70 and a connecting mechanism 80, the rotating shaft 30 is connected to an output shaft of the first motor 40 in a transmission manner, the baffle 20 is fixed at two ends of the rotating shaft 30, the movable connector 10 is wound on the rotating shaft 30, the movable connector 10 is provided with multiple groups, the drill bit 70 is arranged at the bottom of the movable connector 10, the connecting mechanism 80 is arranged in the movable connector 10, the connecting mechanism 80 is electrically connected and contracted into a rod, the connecting mechanism 80 is disconnected from power and can be bent, and a power supply accumulator 50 for supplying power to the connecting mechanism 80 is arranged on the baffle 20.
The movable connecting piece 10 comprises a first concave-convex block 11, a second concave-convex block 12 and an elastic connecting piece 13, the top middle positions of the first concave-convex block 11 and the second concave-convex block 12 are protruding, the bottom middle positions of the first concave-convex block 11 and the second concave-convex block 12 are grooves, and the elastic connecting piece 13 is arranged between the outer walls of the two sides of the first concave-convex block 11 and the second concave-convex block 12.
As shown in fig. 3, 5 and 6, the connection mechanism 80 includes a collecting roller 801, a second motor 802, a second AVR central control processor 803 and a pull rope 804, the first concave-convex block 11 and the second concave-convex block 12 are provided with a placing bin 113, the placing bin 113 is symmetrically provided with the second motor 802 inside, an output shaft of the second motor 802 is rotatably connected with the collecting roller 801, the collecting roller 801 is provided with the pull rope 804, the pull rope 804 of the first concave-convex block 11 is connected with the second concave-convex block 12, the placing bin 113 is fixed with the second AVR central control processor 803 by a bolt at a top plate position, an input end of the second AVR central control processor 803 is connected with an output end of the remote controller 90 by infrared induction, and an output end of the second AVR central control processor 803 is electrically connected with an input end of the second motor 802.
As shown in fig. 3, the elastic connection member 13 includes a rotation clip 131, a connection rope 132 and a wire fastening tube 133, the rotation clip 131 is fixed on the side walls of the first concave-convex block 11 and the second concave-convex block 12, the connection rope 132 is connected between the two rotation clips 131, and the wire fastening tube 133 is disposed at the middle position of the connection rope 132.
As shown in fig. 1, the power accumulator 50 is provided with a connecting wire 60, the connecting wire 60 is connected to the connecting mechanism 80, and the connecting wire 60 is connected to the wire connecting tube 133 in a snap-fit manner.
As shown in fig. 4, the tops of the first concave-convex block 11 and the second concave-convex block 12 are uniformly fixed with a clamping block 112, and the bottoms of the first concave-convex block 11 and the second concave-convex block 12 and the clamping block 112 are in the same vertical line and provided with a clamping groove 111.
It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
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 (7)
1. Descend the lock and directly carry and draw flexible drilling rod, its characterized in that: including swing joint spare (10), baffle (20), axis of rotation (30), first motor (40), drill bit (70) and coupling mechanism (80), the transmission is connected with axis of rotation (30) on the output shaft of first motor (40), the both ends of axis of rotation (30) are fixed with baffle (20), the winding has swing joint spare (10) on axis of rotation (30), swing joint spare (10) are provided with multiunit, multiunit altogether the bottommost of swing joint spare (10) is equipped with drill bit (70), be equipped with coupling mechanism (80) in swing joint spare (10), coupling mechanism (80) circular telegram contracts into the pole, coupling mechanism (80) outage scatter the flexible, be equipped with power accumulator (50) for coupling mechanism (80) power supply on baffle (20).
2. The drop lock pull straight bendable drill pipe of claim 1, wherein: the movable connecting piece (10) comprises a first concave-convex block (11), a second concave-convex block (12) and an elastic connecting piece (13), the top middle position of the first concave-convex block (11) and the second concave-convex block (12) is convex, the bottom middle position of the first concave-convex block (11) and the second concave-convex block (12) is a groove, and the elastic connecting piece (13) is arranged between the outer walls of the two sides of the first concave-convex block (11) and the second concave-convex block (12).
3. The drop lock pull straight bendable drill pipe of claim 2, wherein: the connecting mechanism (80) comprises a first AVR central control processor (81), an electromagnet (82), an iron block (83) and a limiting rope (84), the first AVR central control processor (81) is arranged inside a first concave-convex block (11) and a second concave-convex block (12), the electromagnet (82) is arranged at the position, close to a groove, of the inside of the first concave-convex block (11) and the inside of the second concave-convex block (12), the iron block (83) is arranged at the position, close to a protrusion, of the inside of the first concave-convex block (11) and the inside of the second concave-convex block (12), the electromagnet (82) in the first concave-convex block (11) attracts the iron block (83) in the second concave-convex block (12) to limit the positions of the first concave-convex block (11) and the second concave-convex block (12), the limiting rope (84) is connected between the first concave-convex block (11) and the second concave-convex block (12), and the input end of the first AVR central control processor (81) is connected with the output end of the remote controller (90), the output end of the first AVR central control processor (81) is electrically connected with the input end of the electromagnet (82).
4. The drop lock pull straight bendable drill pipe of claim 2, wherein: the connecting mechanism (80) comprises a collecting roller (801), a second motor (802), a second AVR central control processor (803) and a pull rope (804), a placing bin (113) is arranged inside the first concave-convex block (11) and the second concave-convex block (12), a second motor (802) is symmetrically arranged in the placing bin (113), a collecting roller (801) is rotatably connected to an output shaft of the second motor (802), a pull rope (804) is arranged on the collecting roller (801), the pull rope (804) in the first concave-convex block (11) is connected with a second concave-convex block (12), a second AVR central control processor (803) is fixed on the position of the top plate in the placing bin (113) through bolts, the input end of the second AVR central control processor (803) is connected with the output end of the remote controller (90) by infrared induction, the output end of the second AVR central control processor (803) is electrically connected with the input end of the second motor (802).
5. A drop lock pull straight bendable drill pipe according to claim 3 or 4, wherein: elastic connecting piece (13) are including rotating card (131), connecting rope (132) and electric wire joint pipe (133), be fixed with on the lateral wall of first unsmooth piece (11) and second unsmooth piece (12) and rotate card (131), two it connects rope (132) to be connected with between card (131) to rotate, the intermediate position department of connecting rope (132) is equipped with electric wire joint pipe (133).
6. The drop lock pull straight bendable drill pipe of claim 5, wherein: the power supply accumulator (50) is provided with a connecting wire (60), the connecting wire (60) is connected with the connecting mechanism (80), and the connecting wire (60) is clamped on the wire clamping pipe (133).
7. A drop lock pull straight bendable drill pipe according to claim 3 or 4, wherein: the top of first unsmooth piece (11) and second unsmooth piece (12) evenly is fixed with joint piece (112), joint recess (111) have been seted up on the bottom of first unsmooth piece (11) and second unsmooth piece (12) and joint piece (112) are in same vertical line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010697667.7A CN111810062A (en) | 2020-07-20 | 2020-07-20 | Descending lock straight lifting bendable drill rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010697667.7A CN111810062A (en) | 2020-07-20 | 2020-07-20 | Descending lock straight lifting bendable drill rod |
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| Publication Number | Publication Date |
|---|---|
| CN111810062A true CN111810062A (en) | 2020-10-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010697667.7A Pending CN111810062A (en) | 2020-07-20 | 2020-07-20 | Descending lock straight lifting bendable drill rod |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101078335A (en) * | 2007-06-28 | 2007-11-28 | 北京万维亿通科技发展有限公司 | Ultra-short radius radial horizontal well drilling, completion tool and technique thereof |
| CN203485618U (en) * | 2013-10-11 | 2014-03-19 | 李宁 | Magnetic pen |
| MX2016009209A (en) * | 2014-01-17 | 2017-03-06 | Sandvik Mining And Construction Lyon Sas | Guiding tube for bendable drill rod. |
| CN107676040A (en) * | 2017-10-12 | 2018-02-09 | 中国石油天然气股份有限公司 | Shell guide type deflecting drilling tool |
| CN109882083A (en) * | 2019-04-18 | 2019-06-14 | 王少文 | Bendable drill pipe |
| US20190376347A1 (en) * | 2017-06-27 | 2019-12-12 | Southwest Petroleum University | A downhole automatic connection device and method for oil pipe internal communication cable used for intelligent layered water injection |
| CN110700796A (en) * | 2019-09-17 | 2020-01-17 | 大庆市汇成科技开发有限公司 | Intelligent carbon fiber continuous flexible sucker rod long-stroke large-pump deep pumping oil production system |
| CN111058784A (en) * | 2020-01-21 | 2020-04-24 | 梁育娟 | Down-the-hole drill rod unloading device |
-
2020
- 2020-07-20 CN CN202010697667.7A patent/CN111810062A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101078335A (en) * | 2007-06-28 | 2007-11-28 | 北京万维亿通科技发展有限公司 | Ultra-short radius radial horizontal well drilling, completion tool and technique thereof |
| CN203485618U (en) * | 2013-10-11 | 2014-03-19 | 李宁 | Magnetic pen |
| MX2016009209A (en) * | 2014-01-17 | 2017-03-06 | Sandvik Mining And Construction Lyon Sas | Guiding tube for bendable drill rod. |
| US20190376347A1 (en) * | 2017-06-27 | 2019-12-12 | Southwest Petroleum University | A downhole automatic connection device and method for oil pipe internal communication cable used for intelligent layered water injection |
| CN107676040A (en) * | 2017-10-12 | 2018-02-09 | 中国石油天然气股份有限公司 | Shell guide type deflecting drilling tool |
| CN109882083A (en) * | 2019-04-18 | 2019-06-14 | 王少文 | Bendable drill pipe |
| CN110700796A (en) * | 2019-09-17 | 2020-01-17 | 大庆市汇成科技开发有限公司 | Intelligent carbon fiber continuous flexible sucker rod long-stroke large-pump deep pumping oil production system |
| CN111058784A (en) * | 2020-01-21 | 2020-04-24 | 梁育娟 | Down-the-hole drill rod unloading device |
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Application publication date: 20201023 |
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| RJ01 | Rejection of invention patent application after publication |