CN217462022U - Novel horizontal well flexible drilling device - Google Patents
Novel horizontal well flexible drilling device Download PDFInfo
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- CN217462022U CN217462022U CN202221001148.3U CN202221001148U CN217462022U CN 217462022 U CN217462022 U CN 217462022U CN 202221001148 U CN202221001148 U CN 202221001148U CN 217462022 U CN217462022 U CN 217462022U
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- horizontal well
- drilling device
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Abstract
The utility model relates to a flexible drilling equipment field especially relates to a novel flexible well drilling of horizontal well device. The novel horizontal well flexible drilling device comprises a flexible rod piece and a linkage assembly movably connected with the flexible rod piece, a flexible connecting piece used for connecting the flexible rod piece is installed at the top of the linkage assembly, the flexible rod piece, the linkage assembly and the flexible connecting piece form a flexible unit, and adjacent flexible units are connected through a locking assembly. The utility model provides a novel flexible well drilling of horizontal well device when rotatory transmission power, the connecting rod receives torsional force and disperses to each steel ball, because insert and establish board and each steel ball rolling contact, thereby disperse to each torsional force dispersion on each steel ball and insert and establish the board, collect by inserting the board again and transmit the connecting rod in the next flexible unit, effectual elimination leads to flexible unit twist-off, impaired problem because torsion is too big in the twinkling of an eye when the torsion transmission, the effectual flexible unit that has protected.
Description
Technical Field
The utility model relates to a flexible drilling equipment field especially relates to a novel flexible well drilling of horizontal well device.
Background
In the process of oil exploration and drilling, a horizontal well or a deviated well is frequently drilled, so that a drilling tool needs to be obliquely drilled or horizontally drilled underground with the help of a whipstock.
The existing drilling tool has the problems that the connecting rod is twisted off and damaged due to overlarge instant torsion when each flexible unit is easy to rotate for drilling, so that the torsion of the flexible unit at the rear part of the flexible unit is insufficient, and the drilling efficiency is further reduced.
Therefore, there is a need to provide a new flexible drilling device for horizontal wells to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a novel horizontal well flexible drilling device with can measure cutting length, labour saving and time saving.
The utility model provides a novel horizontal well flexible drilling device includes:
a flexible rod member, and
the linkage assembly is movably connected with the flexible rod piece, and a flexible connecting piece used for connecting the flexible rod piece is arranged at the top of the linkage assembly;
the flexible rod piece comprises a ball joint and connecting rods, the connecting rods are fixedly mounted on the ball joint, a plurality of inserting cavities distributed in an annular mode are formed in the bottom of each connecting rod, circular cavities communicated with the inserting cavities are formed in the connecting rods on the two sides of each inserting cavity, and a plurality of offsetting steel balls are stored in each circular cavity;
the flexible connecting piece comprises an embedding disc, a pipe column and inserting plates, wherein the pipe column is fixedly installed on the embedding disc, and a plurality of inserting plates which are distributed annularly are fixedly installed on the pipe column.
Preferably, the linkage subassembly includes joint A and joint B, hemispherical groove has all been seted up in joint A and joint B's the inner chamber, just joint A and joint B swing joint.
Preferably, a thread groove is formed in the inner wall of the clamping head A, a threaded pipe is fixedly embedded in the inner wall of the clamping head B, and the threaded pipe is inserted into the thread groove formed in the clamping head A and is fixedly connected with the thread groove in a threaded mode.
Preferably, the outer ring wall of the clamping joint A is provided with a plurality of threaded through holes which are distributed annularly and communicated with the threaded groove, and each threaded through hole is inserted with a fixing screw connected with a thread.
Preferably, the ball joint in the flexible rod piece is arranged in a ball groove formed by two hemispherical grooves of the clamping joint A and the clamping joint B, and the connecting rod in the flexible rod piece penetrates through a through hole opened and closed at the bottom of the clamping joint B.
Preferably, the embedding disc is fixedly embedded at the top of the clamping head A, arc-shaped grooves are formed in two side walls of the inserting plate, and the arc-shaped grooves in the two sides of the inserting plate are in rolling contact with the steel ball extending parts in the corresponding positions.
Preferably, the connecting rod and the pipe column are respectively provided with an annular rotating groove A and an annular rotating groove B.
Preferably, the flexible rod, the linkage assembly and the flexible connecting piece form a flexible unit, and adjacent flexible units are connected through the locking assembly.
Preferably, the locking assembly comprises a lantern ring and connecting pieces, the two lantern rings are fixedly connected through the connecting pieces, any one lantern ring is sleeved on an annular rotating groove A formed in the flexible unit, the annular rotating groove A is connected with the lantern ring in a rotating mode, and the other lantern ring is sleeved on an annular rotating groove B formed in the adjacent flexible unit, the tubular column is connected with the annular rotating groove B in a rotating mode.
Compared with the prior art, the utility model provides a novel horizontal well flexible drilling device has following beneficial effect:
the utility model provides a novel flexible well drilling of horizontal well device, a plurality of flexible drilling rod that this flexible unit formed when rotatory transmission power, the connecting rod receives the torsional force and disperses on each steel ball, because insert and establish board and each steel ball rolling contact, thereby the torsional force dispersion that disperses on each steel ball is to each insert and establishes the board, collect the connecting rod that transmits in next flexible unit by inserting the board again, effectual elimination leads to single flexible unit to twist off because torsion is too big in the twinkling of an eye when the torque transmission, impaired problem, the effectual flexible unit that has protected.
Drawings
Fig. 1 is a schematic structural diagram of a preferred embodiment of the novel horizontal well flexible drilling device provided by the present invention;
FIG. 2 is a cross-sectional structural view of the linkage assembly shown in FIG. 1;
FIG. 3 is a schematic structural view of the flexible rod of FIG. 2;
FIG. 4 is a schematic structural view of the flexible rod of FIG. 2
FIG. 5 is a schematic view of the connection shown in FIG. 1;
fig. 6 is a schematic structural view of the locking assembly shown in fig. 5.
The reference numbers in the figures: 1. a flexible rod member; 11. a ball joint; 12. a connecting rod; 12. inserting the cavity; 12. a circular lumen; 12. an annular rotating groove A; 2. a linkage assembly; 21. a clamping joint A; 22. a clamping head B; 23. a threaded pipe; 24. a thread groove; 3. a flexible connector; 31. a fitting disk; 32. a pipe string; 32. an annular rotating groove B; 33. inserting the board; 33. an arc-shaped slot; 4. steel balls; 5. a locking assembly; 51. a collar; 52. connecting sheets; 6. and fixing the screw.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The following detailed description is provided for the specific embodiments of the present invention.
Referring to fig. 1 to 6, an embodiment of the present invention provides a novel horizontal well flexible drilling device, which includes: flexible rod 1, linkage subassembly 2 and flexible connector 3, flexible rod 1 movable mounting is on linkage subassembly 2, just flexible connector 3 that is used for connecting flexible rod 1 is installed at the top of linkage subassembly 2, flexible rod 1, linkage subassembly 2 and flexible connector 3 constitute a flexible unit, and adjacent flexible unit passes through locking subassembly 5 and connects.
In the embodiment of the present invention, please refer to fig. 1, fig. 2 and fig. 3, the linkage assembly 2 includes a clamping head a21 and a clamping head B22, the inner cavities of the clamping head a21 and the clamping head B22 are both provided with hemispherical grooves, the clamping head a21 and the clamping head B22 are movably connected, the inner wall of the clamping head a21 is provided with a thread groove 24, the inner wall of the clamping head B22 is fixedly embedded with a thread pipe 23, the thread pipe 23 is inserted into the thread groove 24 provided by the clamping head a21 and is in thread fixed connection with the thread groove 24, the outer ring wall of the clamping head a21 is provided with a plurality of thread through holes distributed in an annular shape and communicated with the thread groove 24, and each thread through hole is inserted with a fixing screw 6 in thread connection;
It should be noted that: during installation, the connecting rod 12 penetrates through a through hole in the bottom of the clamping head B22 to cover the clamping head A21 on the clamping head B22, the clamping head A21 is rotated to enable the threaded groove 24 to be in threaded fixed connection with the threaded pipe 23 on the clamping head B22, the threaded pipe 23 is pressed on the threaded groove 24 through the fixing screw 6, the clamping head A21 and the clamping head B22 are tightly fixed, and the ball joint 11 can swing in a ball groove formed by two hemispherical grooves of the clamping head A21 and the clamping head B22.
In the embodiment of the present invention, please refer to fig. 1 and 4, the flexible connecting member 3 includes the tabling disc 31, the tubular column 32 and the inserting plate 33, the tabling disc 31 is fixed with the tubular column 32, and the tubular column 32 is fixed with the inserting plate 33 distributed in a plurality of rings, the tabling disc 31 is fixed and tabling at the top of the joint a21, the two side walls of the inserting plate 33 are all provided with the arc-shaped grooves 33, and the arc-shaped grooves 33 at the two sides of the inserting plate 33 are in rolling contact with the steel ball 4 extending portions of the corresponding positions.
It should be noted that: when the flexible units are connected, the inserting plates 33 of the flexible units are inserted into the inserting cavities 12 formed in the connecting rods 12 in the adjacent flexible units, so that when the flexible units rotate to transmit power, the connecting rods 12 are subjected to torsional force and dispersed on the steel balls 4, and the inserting plates 33 are in rolling contact with the steel balls 4, so that the torsional force dispersed on the steel balls 4 is dispersed into the inserting plates 33, and then the inserting plates 33 collect and transmit the torsional force to the connecting rods 12 in the next flexible unit, thereby effectively eliminating the problems that the flexible units are twisted off and damaged due to overlarge instantaneous torsional force during torque transmission, and effectively protecting the flexible units.
In the embodiment of the present invention, please refer to fig. 1, fig. 5 and fig. 6, the connecting rod 12 and the pipe column 32 are respectively provided with an annular rotation groove a12 and an annular rotation groove B32, the locking component 5 includes a lantern ring 51 and a connecting piece 52, two lantern rings 51 are fixedly connected through a plurality of connecting pieces 52, any lantern ring 51 is sleeved on the annular rotation groove a12 provided by the connecting rod 12 in the flexible unit and is rotatably connected with the annular rotation groove a12, and another lantern ring 51 is sleeved on the annular rotation groove B32 provided by the pipe column 32 in the adjacent flexible unit and is rotatably connected with the annular rotation groove B32.
It should be noted that: the additional locking assembly 5 prevents the problem of the adjacent flexible units that the inserting plate 33 slips from the inserting cavity 12 formed in the connecting rod 12, and simultaneously prevents the rotation of the flexible rod 1 and the flexible connecting piece 3.
The utility model provides a novel flexible well drilling of horizontal well device's theory of operation as follows:
during installation, the connecting rod 12 penetrates through a through hole at the bottom of the clamping head B22 and then the clamping head A21 is covered on the clamping head B22, the clamping head A21 is rotated to enable the thread groove 24 to be fixedly connected with the thread pipe 23 on the clamping head B22 in a thread way, then the thread pipe 23 is pressed on the thread groove 24 by using the fixing screw 6, so that the clamping head A21 and the clamping head B22 are tightly fixed, the ball joint 11 can swing in the ball groove formed by the two semi-spherical grooves of the clamping head A21 and the clamping head B22, when the flexible units are connected, the inserting plate 33 of the flexible unit is inserted into the inserting cavity 12 formed by the connecting rod 12 in the adjacent flexible unit, the additional locking assembly 5 enables the adjacent flexible unit not to have the problem that the inserting plate 33 slips from the inserting cavity 12 formed by the connecting rod 12, meanwhile, the rotation of the flexible rod member 1 and the flexible connecting member 3 cannot be hindered, and when a flexible drill rod formed by a plurality of the flexible units rotates to transmit power, the connecting rod 12 is subject to torsional force to be dispersed on each steel ball 4, because the inserting plate 33 is in rolling contact with each steel ball 4, the torsional force dispersed on each steel ball 4 is dispersed in each inserting plate 33, and then the inserting plates 33 collect and transmit the connecting rod 12 in the next flexible unit, thereby effectively eliminating the problems that the single flexible unit is twisted off and damaged due to overlarge instant torsion force during torsion force transmission, and effectively protecting the flexible unit.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (9)
1. A novel horizontal well flexible drilling device is characterized by comprising:
a flexible rod member (1), and
the linkage assembly (2) is movably connected with the flexible rod piece (1), and a flexible connecting piece (3) used for connecting the flexible rod piece (1) is installed at the top of the linkage assembly (2);
the flexible rod piece (1) comprises a ball joint (11) and connecting rods (12), the connecting rods (12) are fixedly mounted on the ball joint (11), a plurality of insertion cavities (12a) distributed in an annular mode are formed in the bottom of each connecting rod (12), circular cavities (12b) communicated with the insertion cavities (12a) are formed in the connecting rods (12) on the two sides of each insertion cavity (12a), and a plurality of abutted steel balls (4) are stored in each circular cavity (12 b);
the flexible connecting piece (3) comprises an embedding disc (31), a pipe column (32) and an inserting plate (33), wherein the pipe column (32) is fixedly installed on the embedding disc (31), and the inserting plate (33) which is distributed in an annular shape is fixedly installed on the pipe column (32).
2. The novel horizontal well flexible drilling device according to claim 1, wherein the linkage assembly (2) comprises a clamping joint A (21) and a clamping joint B (22), hemispherical grooves are formed in inner cavities of the clamping joint A (21) and the clamping joint B (22), and the clamping joint A (21) and the clamping joint B (22) are movably connected.
3. The novel horizontal well flexible drilling device according to claim 2, wherein a threaded groove (24) is formed in the inner wall of the clamping head A (21), a threaded pipe (23) is fixedly embedded in the inner wall of the clamping head B (22), and the threaded pipe (23) is inserted into the threaded groove (24) formed in the clamping head A (21) and is in threaded fixed connection with the threaded groove (24).
4. The novel horizontal well flexible drilling device according to claim 3, wherein the outer ring wall of the clamping head A (21) is provided with a plurality of threaded through holes which are distributed annularly and communicated with the threaded groove (24), and each threaded through hole is inserted with a fixing screw (6) in threaded connection.
5. The novel horizontal well flexible drilling device according to claim 2, characterized in that a ball joint (11) in the flexible rod (1) is arranged in a ball groove formed by two hemispherical grooves of the clamping joint A (21) and the clamping joint B (22), and a connecting rod (12) in the flexible rod (1) penetrates through a through hole which is opened and closed at the bottom of the clamping joint B (22).
6. The novel horizontal well flexible drilling device as claimed in claim 2, wherein the embedding disc (31) is fixedly embedded at the top of the clamping joint A (21), arc-shaped grooves (33a) are formed in two side walls of the inserting plate (33), and the arc-shaped grooves (33a) in the two sides of the inserting plate (33) are in rolling contact with the extending parts of the steel balls (4) in the corresponding positions.
7. The novel horizontal well flexible drilling device as claimed in claim 1, wherein the connecting rod (12) and the pipe column (32) are respectively provided with an annular rotating groove A (12c) and an annular rotating groove B (32 a).
8. The novel horizontal well flexible drilling device according to claim 7, characterized in that the flexible rod member (1), the linkage assembly (2) and the flexible connecting member (3) form one flexible unit, and adjacent flexible units are connected through the locking assembly (5).
9. The novel horizontal well flexible drilling device according to claim 8, characterized in that the locking assembly (5) comprises a sleeve ring (51) and connecting pieces (52), the two sleeve rings (51) are fixedly connected through the plurality of connecting pieces (52), any one of the sleeve rings (51) is sleeved on an annular rotating groove A (12c) formed in a connecting rod (12) in a flexible unit and is rotatably connected with the annular rotating groove A (12c), and the other sleeve ring (51) is sleeved on an annular rotating groove B (32a) formed in a pipe column (32) in an adjacent flexible unit and is rotatably connected with the annular rotating groove B (32 a).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221001148.3U CN217462022U (en) | 2022-04-28 | 2022-04-28 | Novel horizontal well flexible drilling device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221001148.3U CN217462022U (en) | 2022-04-28 | 2022-04-28 | Novel horizontal well flexible drilling device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217462022U true CN217462022U (en) | 2022-09-20 |
Family
ID=83272599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221001148.3U Active CN217462022U (en) | 2022-04-28 | 2022-04-28 | Novel horizontal well flexible drilling device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217462022U (en) |
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2022
- 2022-04-28 CN CN202221001148.3U patent/CN217462022U/en active Active
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