CN115613965A - Petroleum drilling equipment and operation method - Google Patents
Petroleum drilling equipment and operation method Download PDFInfo
- Publication number
- CN115613965A CN115613965A CN202211156376.2A CN202211156376A CN115613965A CN 115613965 A CN115613965 A CN 115613965A CN 202211156376 A CN202211156376 A CN 202211156376A CN 115613965 A CN115613965 A CN 115613965A
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- sleeve
- arc
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- drilling
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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
- E21B7/00—Special methods or apparatus for drilling
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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
- E21B12/00—Accessories for drilling tools
- E21B12/06—Mechanical cleaning devices
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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
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
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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
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to the technical field of petroleum equipment, and provides petroleum drilling and production equipment, which comprises a fixed sleeve and an interactive sleeve, wherein a transmission assembly and an annular chute are arranged in the fixed sleeve, and the transmission assembly comprises a fixed shaft and a swinging shaft; the fixed shaft is sleeved with a first rotating sleeve, the first rotating sleeve is sleeved with a driven wheel, and deflector rods are arranged around the driven wheel; the swinging shaft is sleeved with a second rotating sleeve, and the second rotating sleeve is sleeved with a driving wheel; the fixed shaft is fixedly connected with the swinging shaft through a first connecting rod, and the fixed shaft is rotatably connected on the fixed sleeve through a second connecting rod; the first rotating sleeve and the second rotating sleeve are connected through a transmission piece; the fixed sleeve is provided with a telescopic piece; the outside of movable sleeve slides in annular spout, and the inboard from the top down of movable sleeve includes: the cleaning device comprises a quarter arc surface and a cleaning part, wherein the quarter arc surface is provided with a plurality of arc sliding grooves which are obliquely arranged, and a deflector rod slides in the arc sliding grooves; the cleaning part is detachably provided with a plurality of cleaning brushes; the invention is suitable for cleaning drilling tools with various diameters.
Description
Technical Field
The invention relates to the technical field of petroleum equipment, in particular to petroleum drilling and production equipment and an operation method.
Background
In the process of oil exploitation, a drill pipe is often needed to drill an oil well; when taking out in this in-process drilling tool follow oil well, be attached to mud and well liquid on the drilling tool, along with taking out of drilling tool, mud and feed liquor can spill and lead to the workstation wet and smooth around the workstation, bring the potential safety hazard, so all can adopt the mud scraper to clear up the drilling tool in the current oil drilling equipment, current mud scraper is as disclosing the number: CN2099189U, which discloses a multifunctional scraper for oil drilling, wherein the cleaning of mud is completed by the cooperation of a metal disc and a rubber ring, and the scheme has the defects of insufficient cleaning capability caused by serious rubber abrasion and continuous replacement of the rubber ring; in order to solve this problem, there are, for example: the authorization publication number is: CN113565444B, which discloses a rotating rod mud scraper, wherein a rotating cleaning brush is used to clean a rotating rod, but both of the above two technical solutions have a problem, a drilling tool for oil or shale gas exploitation, comprising a drill bit and a drill rod, wherein the diameter of the drill bit is larger than that of the drill rod, and the diameter of a connecting joint at the connecting part of a plurality of drill rods is also larger than that of the drill rod, so that there is a working condition of reducing diameter, for the chinese patent publication No. CN113565444B, the fixed structure thereof has no way to solve the working condition of reducing diameter, if the drilling tool needs to be completely taken out, the mud scraper needs to be removed in advance, and then the drill bit can be taken out, thereby increasing the working hours; similarly, in the technical scheme of the metal disc and the rubber ring, if the working condition of reducing is to be solved, a larger metal disc needs to be arranged, so that the width between the outer diameter and the inner diameter of the rubber ring is increased, the cleaning capability is deteriorated, and the cleaning effect cannot be achieved.
Disclosure of Invention
The invention aims to provide oil drilling equipment and an operation method, which are suitable for cleaning drilling tools with various diameters.
The embodiment of the invention is realized by the following technical scheme: an oil drilling and production device comprises a drill rod and a fixed sleeve sleeved on the drill rod, wherein the fixed sleeve is fixedly arranged, a transmission assembly and an annular chute are sequentially arranged in the fixed sleeve from top to bottom, and the transmission assembly is arranged around the drill rod on the same plane and comprises a fixed shaft and a swinging shaft; the fixed shaft is movably sleeved with a first rotating sleeve, the first rotating sleeve is fixedly sleeved with a driven wheel, and the periphery of the driven wheel is provided with a deflector rod; the swing shaft is movably sleeved with a second rotating sleeve, and the second rotating sleeve is fixedly sleeved with a driving wheel; the fixed shaft is fixedly connected with the swinging shaft through a first connecting rod, and the fixed shaft is rotatably connected to the inner wall of the fixed sleeve through a second connecting rod; the first rotating sleeve and the second rotating sleeve are connected through a transmission piece and rotate synchronously; the fixed sleeve is provided with a telescopic piece for controlling the swinging of the swinging sleeve; the movable sleeve of drilling rod is located to the cover, and the outside of movable sleeve slides in annular chute and sets up, and the inboard from the top down of movable sleeve includes: the cleaning device comprises a transmission part and a cleaning part, wherein the transmission part is provided with a quarter cambered surface, the quarter cambered surface is provided with a plurality of obliquely arranged arc-shaped sliding chutes, and a deflector rod slides in the arc-shaped sliding chutes; the cleaning part is detachably provided with a plurality of cleaning brushes.
Further, the fixed shaft is sleeved with a first rotating sleeve through a bearing.
Further, the telescopic part is a pneumatic rod.
Furthermore, the fixed sleeve is sequentially provided with a first annular cavity and a second annular cavity from top to bottom, wherein the first annular cavity and the second annular cavity are arranged by taking the drill rod as an axis; the telescopic piece is a sliding block; a first rotating wheel is arranged in the first annular cavity, and a plurality of fan blades are arranged on the outer side of the first rotating wheel; a second rotating wheel is arranged in the second annular cavity, a first plane thread is arranged on the lower side of the second rotating wheel, the sliding block penetrates through the fixed sleeve and is arranged towards the drill rod, and a second plane thread meshed with the first plane thread is arranged on the upper side of the sliding block; the first rotating wheel and the second rotating wheel are fixedly connected through a third rotating wheel and are arranged in a rotating mode around the drill rod; the third rotating wheel rotatably seals the first annular cavity and the second annular cavity; two symmetrically arranged air inlet pipes are arranged on the outer side of the fixed sleeve and are communicated with the first annular cavity, and the air inlet direction of the air inlet pipes is tangent to the first annular cavity; the fixed sleeve is also provided with a gooseneck, the gooseneck is provided with a plurality of nozzles and is communicated with the first annular cavity.
Further, the cleaning part is provided with an arc-shaped clamping groove, and the deflection directions of the arc-shaped clamping groove and the arc-shaped sliding groove are consistent with each other on the basis of a vertical plane.
Furthermore, the bottom of the fixed sleeve is provided with a fixed cleaning plate.
Furthermore, arc-shaped baffles are fixedly connected to two ends of the oscillating shaft and positioned between the sliding block and the driving wheel.
A method of operating an oil drilling and production facility comprising the steps of:
s1: fixing the petroleum drilling and production equipment in a region to be drilled, enabling the arc-shaped baffle to lean against the inner wall of the fixed sleeve, and then enabling the drill rod to penetrate through the petroleum drilling and production equipment for drilling;
s2: after drilling is finished, a cleaning brush is installed; controlling one air inlet pipe to be filled with air, closing the other air inlet pipe, and arranging the gooseneck around the drill rod; taking out the drill rod to a position 0.5-3 m away from the drill bit on the ground surface;
s3: and switching the working states of the two air inlet pipes, continuously taking out the drill rod to a position 0.1-0.3 m away from the drill bit on the ground surface, then removing the cleaning brush, and completely taking out the drill rod.
The invention has at least the following advantages and beneficial effects: the fixed sleeve is fixed on the working surface of a hole to be drilled (well drilling), and a drilling tool is inserted into the petroleum drilling and production equipment for drilling and production; before the drilling tool is taken out, a cleaning brush is arranged at the cleaning part, the telescopic piece is controlled to push the swinging shaft to abut against the rotating rod, then the drilling tool is taken out upwards, and the drilling rod is in contact with the driving wheel to drive the drilling tool to rotate; the driving wheel drives the driven wheel to rotate through the transmission piece, the driven wheel drives the shifting rod to rotate, the shifting rod slides in the arc-shaped sliding groove, so that the movable sleeve rotates to drive the cleaning brush to rotate to clean the drilling tool, and in the process, the swinging of the plurality of swinging sleeves is completed through the telescopic pieces, so that the distance between the driving wheel and the drilling rod is changed, and the movable sleeve type cleaning device is suitable for the diameter-changing working condition of the connecting joint and the taking-out of a drill bit; in addition, the cleaning brush has the diameter change and can be replaced at any time; for the cleaning effect, the cleaning brush is used for rotating cleaning, so that the cleaning effect is better, meanwhile, the driving force is completely provided by taking out the drill rod, the whole equipment does not need extra energy, and the energy-saving and environment-friendly effects are achieved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic structural view of an oil drilling apparatus according to a second embodiment;
FIG. 2 is a schematic view of a half section of the structure of the oil drilling equipment provided in the second embodiment;
FIG. 3 is a schematic right-view diagram of a half-section of the oil drilling equipment provided in the second embodiment;
FIG. 4 is a schematic front view, in half section, of the oil drilling and production apparatus provided in example two;
FIG. 5 is a schematic top view, in half section, of the oil drilling and production apparatus provided in example two;
FIG. 6 isbase:Sub>A schematic sectional view A-A of FIG. 5;
FIG. 7 is a schematic structural diagram of a transmission assembly of the apparatus for using an oil drill according to the second embodiment;
FIG. 8 is a schematic structural view of a cleaning brush in the oil drilling and production equipment provided in the second embodiment;
FIG. 9 is a schematic axial side half-section view of the oil drilling rig according to the second embodiment;
FIG. 10 is a schematic left side view, in half section, of the oil drilling apparatus provided in example two;
icon: 1-a fixed sleeve, 2-a movable sleeve, 3-a fixed shaft, 4-a swing shaft, 5-an annular chute, 6-a first rotating sleeve, 7-a driven wheel, 8-a deflector rod, 9-a second rotating sleeve, 10-a driving wheel, 11-a first connecting rod, 12-a second connecting rod, 13-a transmission part, 14-a telescopic part, 15-a drill rod, 16-a quarter of an arc surface, 17-an arc chute, 18-a cleaning part, 19-a cleaning brush, 20-a first annular cavity, 21-a second annular cavity, 22-a first rotating wheel, 23-a second rotating wheel, 24-a fan blade, 25-a first plane thread, 26-a second plane thread, 27-a third rotating wheel, 28-an air inlet pipe, 29-a gooseneck pipe, 30-a nozzle, 31-an arc clamping groove, 32-a fixed cleaning plate, 33-an arc baffle plate and 34-a pressing plate.
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. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are usually placed in when used, the terms are only used for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements indicated 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.
In the description of the present invention, it should be further noted that unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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.
Example one
The embodiment mainly discloses petroleum drilling and production equipment which is used for removing mud and well fluid on a drilling tool, ensuring the cleaning of the drilling tool and avoiding safety accidents on a working surface, and particularly comprises a fixed sleeve 1 and a movable sleeve 2 which are sleeved on a drill rod 15; wherein, the fixed sleeve 1 is fixedly arranged, and the two sides can be provided with press plates 34 for auxiliary fixation; in addition, the inside of the fixed sleeve 1 is provided with at least 3 transmission components and an annular chute 5 from top to bottom, the transmission components are arranged on the same horizontal plane around the drill rod 15, and only one transmission component is shown; each transmission assembly comprises a fixed shaft 3 and a swinging shaft 4.
The fixed shaft 3 is movably sleeved with a first rotating sleeve 6, the first rotating sleeve 6 is fixedly sleeved with a driven wheel 7, and four deflector rods 8 which are uniformly distributed are arranged around the driven wheel 7; the first rotating sleeve 6 is sleeved on the fixed shaft 3 through a bearing, and the driven wheel 7 and the first rotating sleeve 6 rotate together.
The swing shaft 4 is movably sleeved with a second rotary sleeve 9, and the second rotary sleeve 9 is fixedly sleeved with a driving wheel 10; similarly, the second rotating sleeve 9 is sleeved on the swinging shaft 4 through a bearing sleeve, and the driving wheel 10 is fixed to rotate along with the second rotating sleeve 9.
The fixed shaft 3 and the swinging shaft 4 are fixedly connected through a first connecting rod 11, the fixed shaft 3 is rotatably connected on the inner wall of the fixed sleeve 1 through a second connecting rod 12, and specifically, the fixed shaft 3 and the second connecting rod 12 are connected through a bearing, such as: the outer ring of the bearing is connected with the second connecting rod 12, the inner ring of the bearing is connected with the fixed shaft 3, the fixed shaft 3 can rotate around the axis of the fixed shaft 3 relatively, and therefore the swinging shaft 4 can swing with the axis of the fixed shaft 3.
The first rotating sleeve 6 and the second rotating sleeve 9 are connected through a transmission piece 13 and rotate synchronously; the transmission 13 may be implemented as a timing belt, and in some embodiments may be driven as a gear set.
The fixed sleeve 1 is provided with an expansion piece 14 for controlling the swing of the swing sleeve, in the embodiment, the expansion piece 14 is a pneumatic rod, the fixed end of the pneumatic rod is connected with the fixed sleeve 1, and the movable end is freely arranged to be abutted against the swing shaft 4; the swing angle of the swing shaft 4 is controlled by the pneumatic rod to adjust the diameter of the circular ring formed by the transmission assemblies, so as to adapt to the change of the diameters of the drill rods 15, the connecting joints and the drill bits in sequence, wherein the connecting joints refer to the connecting parts among the drill rods 15, which are generally sleeved with each other and are in a threaded connection mode, so that the diameter of the connecting parts is slightly larger than that of the drill rods 15.
The outside of movable sleeve 2 slides in annular chute 5 and sets up, and is concrete, and the slip mode is: the connection is realized in a ball bearing mode, which is one of the prior art schemes, and other modes can be adopted; the inner side of the movable sleeve 2 comprises from top to bottom: a transmission part and a cleaning part 18, as shown in fig. 1, the transmission part is provided with a quarter arc surface 16, wherein the quarter arc surface 16 is a quarter of a round pipe and the quarter arc surface 16 is arranged towards the drill rod 15; the quarter arc-shaped surface 16 is provided with a plurality of arc-shaped sliding grooves 17 which are obliquely arranged, each arc-shaped sliding groove 17 is attached to the quarter arc-shaped surface 16, the shift lever 8 slides in the arc-shaped sliding groove 17, in the embodiment, the four shift levers 8 are arranged, the angle between every two adjacent shift levers 8 is 90 degrees, the matched quarter arc-shaped surface 16 is a 90-degree arc-shaped surface, and the inclination angle of the plurality of oblique arc-shaped sliding grooves 17 on the quarter arc-shaped sliding groove 16 relative to a vertical plane is 45 degrees, so when the shift lever 8 slides from the top to the bottom in one arc-shaped sliding groove 17, the shift lever 8 cannot rotate in the horizontal plane, so that the movable sleeve 2 can rotate through the matching of the oblique arc-shaped sliding grooves 17 and the shift lever 8, when one shift lever 8 slides from the top to the bottom of the arc-shaped sliding groove 17, the other adjacent shift lever 8 can enter the adjacent arc-shaped sliding groove 17 to continuously shift the movable sleeve 2, and accordingly the movable sleeve 2 can rotate at a full angle; in a matched manner, the cleaning part 18 is detachably provided with a plurality of cleaning brushes 19, the detachable mode is not limited at all, and a bolt connection mode can be adopted; when the movable sleeve 2 rotates, the cleaning brush 19 rotates together to clean the drilling tool, wherein the cleaning brush 19 is in a detachable connection mode, the diameter of the connection section or the drill bit is changed, and the size of the cleaning brush 19 can be changed.
Example two
As shown in fig. 1 to 10, the main structure in this embodiment is completely the same as that in the first embodiment, except that in this embodiment, a structure for cleaning by spraying air is added, since mud and well fluid are both viscous fluids, a small amount of mud and well fluid still adheres to the surface of the drilling tool cleaned by the cleaning brush 19, in this embodiment, in order to further improve the cleaning effect, a structure for cleaning by spraying air is provided, and in this embodiment, the telescopic member 14 is not used in the pneumatic telescopic rod.
Specifically, the fixed sleeve 1 is sequentially provided with a first annular cavity 20 and a second annular cavity 21 which are arranged by taking the drill rod 15 as an axis from top to bottom, and the first annular cavity 20 is communicated with the second annular cavity 21; the telescopic elements 14 are a plurality of slides, in this embodiment 3, arranged uniformly around the drill rod 15, in cooperation with three transmission assemblies.
A first rotating wheel 22 is arranged in the first annular cavity 20, and a plurality of fan blades 24 are arranged on the outer side of the first rotating wheel 22; the outer side here is at the outer diameter of the rotating wheel.
First swiveling wheel 22 and second swiveling wheel 23 pass through third swiveling wheel 27 fixed connection and around drilling rod 15 rotatory setting, that is to say first swiveling wheel 22, second swiveling wheel 23 and third swiveling wheel 27 all are rotatory around drilling rod 15 together, wherein third swiveling wheel 27 and the junction rotary seal between first toroidal cavity 20 and the second toroidal cavity 21 are connected, thereby divide into first toroidal cavity 20 and second toroidal cavity 21, similarly, for "worker" font cavity, first swiveling wheel 22 is located the first half of "worker" font, second swiveling wheel 23 is located the lower half of "worker" font, third swiveling wheel 27 is located the centre of "worker" font, and with fixed cover 1 rotary seal connection, sealed mode adopt prior art scheme can, for example: a rubber ring.
Two symmetrically arranged air inlet pipes 28 are arranged on the outer side of the fixed sleeve 1, the air inlet pipes 28 are communicated with the first annular cavity 20, and the air inlet direction of the air inlet pipes 28 is tangent to the first annular cavity 20; the two symmetrically arranged air inlet pipes 28 provide two completely opposite air flow directions, the two completely opposite air flow directions flow in the first annular cavity 20, the first rotating wheel 22 is pushed to rotate through the fan blades 24 of the first rotating wheel 22, so that the second rotating wheel 23 is driven to rotate, the second rotating wheel 23 is driven to rotate and then slides through the transmission of the first plane threads 25 and the second plane threads 26, the sliding block is driven to stretch, the sliding block pushes the transmission assembly, and the transmission assembly is controlled to abut against drilling tools with different diameters.
On the other hand, the fixed sleeve 1 is also provided with a gooseneck 29, the gooseneck 29 is provided with a plurality of nozzles 30, the gooseneck 29 is communicated with the first annular cavity 20, the air blown in through the air inlet pipe 28 flows in the first annular cavity 20 and is finally discharged from the gooseneck 29, and the drilling tool is blown through the nozzles 30, wherein the gooseneck 29 can be bent at will to adapt to different diameters.
In this embodiment, the detachable connection manner of the cleaning brush 19 is: the cleaning part 18 is provided with an arc-shaped clamping groove 31, the deflection directions of the arc-shaped clamping groove 31 and the arc-shaped sliding groove 17 are consistent with each other by taking a vertical plane as a reference, and the cleaning brush 19 is clamped by the arc-shaped clamping groove 31 under the movement of the rotary sleeve, so that the cleaning is finished; further, in the present embodiment, the arc-shaped slot 31 is an "L" shaped slot, and the slot height of the "L" shaped slot and the deflection direction of the slot opening are consistent with the arc-shaped sliding slot 17.
Further, in the present embodiment, the bottom of the fixing sleeve 1 is provided with a fixing cleaning plate 32; the fixed cleaning plate 32 is a circular plate with an inner diameter much larger than the diameter of the drill, which serves the purpose of the first part of cleaning larger stickies.
In this embodiment, a method of using an oil drilling and production apparatus is also included, comprising the steps of:
s1: the petroleum drilling and production equipment is fixed at the area to be drilled, the arc-shaped baffle plate 33 is leaned against the inner wall of the fixed sleeve 1 so as to provide a space for the drilling tool to drill, and then the drill rod 15 passes through the petroleum drilling and production equipment to drill.
S2: after drilling is finished, installing the cleaning brush 19, and clamping one end of the cleaning brush 19 in the arc-shaped clamping groove 31; controlling one air inlet pipe 28 to be filled with air, and closing the other air inlet pipe 28, wherein at the moment, under the drive of the air flow of the air inlet pipe 28, the first rotating wheel 22 starts to rotate to drive the second rotating wheel 23 to rotate and drive the sliding block to slide inwards, so that the swinging shaft 4 is pushed against the drill rod 15, the driving wheel 10 is guaranteed to be pushed against the drill rod 15, sufficient friction is guaranteed, and the phenomenon that the friction caused by mud and well fluid is insufficient is overcome; in addition, when the butt joint is firm enough, the gas can not drive the first rotating wheel 22 to rotate, and due to the particularity of the gas, the phenomenon of over-extrusion can not occur; in addition, the air entering from the air inlet pipe 28 drives the first rotating wheel 22 to rotate and then is sprayed out from the gooseneck 29; the gooseneck 29 is placed around the drill pipe 15 and the drill pipe 15 is further cleaned by means of the nozzle 30 of the gooseneck 29; taking out the drill rod 15 to a position 0.5-3 m away from the drill bit on the ground surface;
s3: switch the operating condition of two intake pipes 28, utilize another intake pipe 28 to drive first swiveling wheel 22 antiport to the slider outwards moves, can not butt oscillating axle 4, so move about at will between action wheel 10 and the drilling rod 15, when the drill bit takes out, action wheel 10 lets back by oneself, guarantees taking out of drill bit, simultaneously, continues to take out drilling rod 15 to earth's surface from the drill bit still 0.1 ~ 0.3m department, then demolish cleaning brush 19, completely take out drilling rod 15.
It should be noted that, in the above process, taking out the drill bit is taken as an example for description, and for the connection joint as well, the operation of the air inlet pipe 28 may be switched between the first 0.5m to the first 3m of one connection joint, so as to ensure that there is enough movement between the driving wheel 10 and the connection joint, and the connection joint is convenient to pass through, and the length of the general drill rod 15 includes the following dimensions: r1 is 6.10-7.01 m, R2 is 8.84-9.75 m, R3 is 12.19-13.72 m, so the device of the embodiment is suitable for drill rods 15 of various oil drilling tools.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. An oil drilling and production apparatus comprising a drill pipe (15), characterized in that: comprises that
The drill rod fixing device comprises a fixing sleeve (1) sleeved on a drill rod (15), wherein the fixing sleeve (1) is fixedly arranged, a transmission assembly and an annular sliding groove (5) are sequentially arranged in the fixing sleeve (1) from top to bottom, and the transmission assembly is arranged around the drill rod (15) on the same plane and comprises a fixing shaft (3) and a swinging shaft (4);
a first rotating sleeve (6) is movably sleeved on the fixed shaft (3), a driven wheel (7) is fixedly sleeved on the first rotating sleeve (6), and deflector rods (8) are arranged on the periphery of the driven wheel (7);
the swing shaft (4) is movably sleeved with a second rotating sleeve (9), and the second rotating sleeve (9) is fixedly sleeved with a driving wheel (10);
the fixed shaft (3) is fixedly connected with the swinging shaft (4) through a first connecting rod (11), and the fixed shaft (3) is rotatably connected to the inner wall of the fixed sleeve (1) through a second connecting rod (12);
the first rotating sleeve (6) and the second rotating sleeve (9) are connected through a transmission piece (13) and synchronously rotate;
the fixed sleeve (1) is provided with a telescopic piece (14) for controlling the swinging of the swinging sleeve;
the movable sleeve (2) of drilling rod (15) is located to the cover, the outside of movable sleeve (2) is in the setting of sliding in annular spout (5), the inboard from the top down of movable sleeve (2) includes: the cleaning device comprises a transmission part and a cleaning part (18), wherein the transmission part is provided with a quarter arc surface (16), the quarter arc surface (16) is provided with a plurality of arc-shaped sliding grooves (17) which are obliquely arranged, and the shift lever (8) slides in the arc-shaped sliding grooves (17); the cleaning part (18) is detachably provided with a plurality of cleaning brushes (19).
2. Oil drilling and production equipment according to claim 1, characterized in that the stationary shaft (3) is journalled with a first rotating sleeve (6) by means of bearings.
3. Oil drilling and production equipment according to claim 1, characterized in that the telescopic elements (14) are pneumatic rods.
4. The oil drilling and production equipment according to claim 1, characterized in that the fixed casing (1) is provided with a first annular cavity (20) and a second annular cavity (21) from top to bottom, which are arranged around the drill rod (15), the first annular cavity (20) and the second annular cavity (21) being arranged in communication; the telescopic piece (14) is a sliding block;
a first rotating wheel (22) is arranged in the first annular cavity (20), and a plurality of fan blades (24) are arranged on the outer side of the first rotating wheel (22);
a second rotating wheel (23) is arranged in the second annular cavity (21), a first plane thread (25) is arranged on the lower side of the second rotating wheel (23), the sliding block penetrates through the fixed sleeve (1) and is arranged towards the drill rod (15), and a second plane thread (26) meshed with the first plane thread (25) is arranged on the upper side of the sliding block;
the first rotating wheel (22) and the second rotating wheel (23) are fixedly connected through a third rotating wheel (27) and are arranged around the drill rod (15) in a rotating mode; said third rotary wheel (27) rotatably sealing said first annular cavity (20) and said second annular cavity (21);
two symmetrically arranged air inlet pipes (28) are arranged on the outer side of the fixed sleeve (1), the air inlet pipes (28) are communicated with the first annular cavity (20), and the air inlet direction of the air inlet pipes (28) is tangential to the first annular cavity (20);
still be equipped with gooseneck (29) on fixed cover (1), be equipped with a plurality of nozzles (30) on gooseneck (29) just gooseneck (29) intercommunication first annular cavity (20) set up.
5. The oil drilling and production installation according to claim 4, characterized in that the cleaning section (18) is provided with an arc-shaped slot (31), the direction of deflection of the arc-shaped slot (31) and the arc-shaped chute (17) being aligned in relation to a vertical plane.
6. The oil drilling and production equipment according to claim 4, characterized in that the bottom of the stationary sleeve (1) is provided with stationary cleaning plates (32).
7. The oil drilling and production equipment according to claim 4, characterized in that arc-shaped baffles (33) are fixedly connected to both ends of the oscillating shaft (4), the arc-shaped baffles (33) being located between the sliding blocks and the driving wheel (10).
8. A method of operating an oil drilling and production apparatus adapted for use in the oil drilling and production apparatus of claim 7, comprising the steps of:
s1: fixing the petroleum drilling and production equipment in a region to be drilled, enabling the arc-shaped baffle (33) to lean against the inner wall of the fixing sleeve (1), and then enabling the drill rod (15) to penetrate through the petroleum drilling and production equipment for drilling;
s2: after drilling is finished, a cleaning brush (19) is installed; controlling one air inlet pipe (28) to be filled with air, closing the other air inlet pipe (28), and arranging a gooseneck (29) around the drill rod (15); taking out the drill rod (15) to a position 0.5-3 m away from the drill bit on the ground surface;
s3: and switching the working states of the two air inlet pipes (28), continuously taking out the drill rod (15) to a position 0.1-0.3 m away from the drill bit on the ground surface, then removing the cleaning brush (19), and completely taking out the drill rod (15).
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| CN115613965B (en) | 2023-05-26 |
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