CN217501558U - Drilling mud motor for ultra-short radius horizontal well - Google Patents
Drilling mud motor for ultra-short radius horizontal well Download PDFInfo
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- CN217501558U CN217501558U CN202221497489.4U CN202221497489U CN217501558U CN 217501558 U CN217501558 U CN 217501558U CN 202221497489 U CN202221497489 U CN 202221497489U CN 217501558 U CN217501558 U CN 217501558U
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- drilling mud
- mud motor
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Abstract
The utility model relates to the technical field of mud motors, in particular to a drilling mud motor for an ultra-short radius horizontal well, which comprises an installation pipeline and a driving motor, wherein the installation pipeline is provided with a fixing mechanism for the installation pipeline, the installation pipeline is internally provided with the driving mechanism, the fixing mechanism comprises an inner screw rod, the inner screw rod is fixedly arranged on the side wall of the installation pipeline, the outer screw thread of the inner screw rod is provided with a circular outer sleeve, the side wall of the circular outer sleeve is provided with a ring groove, and a ring belt is movably clamped and installed in the ring groove, the position of a fixing seat is adjusted by rotating the ring belt in the ring groove, the angle of the fixing seat is downward and can be contacted with the ground, and the support for the ring belt is realized by the contact between the fixing seat and the ground, so that the installation pipeline is erected on the drilling well, and the adaptability of equipment to the drilling well is improved, can be installed on the drilling wells with different radiuses.
Description
Technical Field
The utility model relates to a mud motor technical field especially relates to a drilling mud motor for ultrashort radius horizontal well.
Background
The drilling mud motor is part of a screw drill, which is a positive displacement downhole power drill that converts fluid pressure energy into mechanical energy using drilling fluid as power. When the mud pumped by the mud pump flows through the bypass valve and enters the mud motor, a certain pressure difference is formed between the inlet and the outlet of the motor, the rotor is pushed to rotate around the axis of the stator, and the rotating speed and the torque are transmitted to the drill bit through the universal shaft and the transmission shaft, so that the drilling operation is realized.
When the mud motor is installed on the well drilling, the installation position can receive the influence of well drilling size, when well drilling radius is less, when using great mounting bracket, can lead to installing mismatch, leads to the actual installation condition of mud motor relatively poor.
SUMMERY OF THE UTILITY MODEL
In order to overcome the deficiencies of the prior art, the utility model provides a drilling mud motor for ultrashort radius horizontal well.
In order to solve the technical problem, the utility model provides a following technical scheme: a drilling mud motor for an ultra-short radius horizontal well comprises an installation pipeline and a driving motor, wherein a fixing mechanism for the installation pipeline is arranged on the installation pipeline, and a driving mechanism is arranged in the installation pipeline;
the fixing mechanism comprises an inner screw rod, the inner screw rod is fixedly installed on the side wall of the installation pipeline, a circular outer sleeve is installed on the outer thread of the inner screw rod, an annular groove is formed in the side wall of the circular outer sleeve, an annular belt is movably installed in the annular groove in a clamped mode, and a fixing seat is fixedly installed on the upper surface of the annular belt.
As an optimal technical scheme of the utility model, fixed mounting has the delivery pipe that is linked together with the installation pipeline on the lateral wall of installation pipeline.
As a preferred technical scheme of the utility model, actuating mechanism is including promoting the seat, it sets up the upper surface at the installation pipeline to promote the seat, fixed mounting has the mounting on the lateral wall of promotion seat, the upper surface of installation pipeline is fixed mounting also, two be provided with the bolt between the mounting and carry out the thread tightening, fixed mounting has the bull stick on driving motor's the output, the outer fixed mounting of bull stick has the spiral area, bull stick and spiral area activity are in the installation pipeline, promote the seat internal thread and install the fixed cover of spiral, bull stick activity block is in the fixed cover of spiral, the sealing ring is installed to the fixed cover activity block in spiral, sealing ring activity cover is established outside the bull stick.
Compared with the prior art, the utility model discloses the beneficial effect that can reach is:
1. through the rotation of annular band in the ring channel, adjust the position of fixing base, let the angle of fixing base downwards, can contact with ground, through the contact on fixing base and ground, realize the support to the annular band to let the frame of installation pipeline on the drilling, improved the adaptability of equipment to the drilling, can install on the drilling of radius difference.
2. This device is through setting up the double seal of the fixed cover of spiral and sealing ring, lets the mud in the installation pipeline can't get into driving motor from the bull stick and the seam point that promotes between the seat, has improved the sealed effect of equipment, has improved driving motor's work security simultaneously.
Drawings
Fig. 1 is a schematic overall structure diagram of the present invention;
fig. 2 is a schematic structural view of the fixing mechanism of the present invention;
fig. 3 is a schematic structural view of the driving mechanism of the present invention;
fig. 4 is a schematic structural view of the sealing ring of the present invention.
Wherein: 1. installing a pipeline; 2. a drive motor; 3. a discharge pipe; 11. a circular outer sleeve; 12. an inner screw; 13. an annular groove; 14. an endless belt; 15. a fixed seat; 21. a lifting seat; 22. a rotating rod; 23. a helical band; 24. a bolt; 25. a fixing member; 26. spirally fixing the sleeve; 27. and (4) a sealing ring.
Detailed Description
In order to make the technical means, the creation features, the achievement purposes and the functions of the invention easy to understand, the invention is further explained below with reference to the specific embodiments, but the following embodiments are only the preferred embodiments of the invention, not all. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.
The embodiment is as follows:
as shown in fig. 1, 2, 3 and 4, a drilling mud motor for an ultra-short radius horizontal well comprises an installation pipeline 1 and a driving motor 2, wherein the installation pipeline 1 is provided with a fixing mechanism for the installation pipeline 1, and the installation pipeline 1 is internally provided with a driving mechanism;
the fixing mechanism comprises an inner screw 12, the inner screw 12 is fixedly installed on the side wall of the installation pipeline 1, a circular outer sleeve 11 is installed on the outer thread of the inner screw 12, an annular groove 13 is formed in the side wall of the circular outer sleeve 11, an annular belt 14 is movably clamped in the annular groove 13, and a fixing seat 15 is fixedly installed on the upper surface of the annular belt 14.
And a discharge pipe 3 communicated with the installation pipeline 1 is fixedly arranged on the side wall of the installation pipeline 1.
Actuating mechanism is including promoting seat 21, it sets up the upper surface at installation pipeline 1 to promote seat 21, fixed mounting has mounting 25 on the lateral wall of promotion seat 21, the also fixed mounting of upper surface of installation pipeline 1 has mounting 25, it carries out the thread tightening to be provided with bolt 24 between two mountings 25, fixed mounting has bull stick 22 on driving motor 2's the output, the outer fixed mounting of bull stick 22 has helical ribbon 23, bull stick 22 and helical ribbon 23 activity are in installation pipeline 1, promote the fixed cover 26 of spiral is installed to seat 21 internal thread, bull stick 22 activity block is in the fixed cover 26 of spiral, sealing ring 27 is installed to the fixed cover 26 interior activity block of spiral, sealing ring 27 activity cover is established outside bull stick 22.
The working principle is as follows:
the first step is as follows: when equipment needs to be installed, the installation rack is arranged above a drilling well, the circular outer sleeve 11 is rotated, the circular outer sleeve 11 is enabled to move on the inner screw rod 12 in a threaded mode, the length of a structure formed by combining the circular outer sleeve 11 and the inner screw rod 12 is adjusted, the circular outer sleeve 11 and the inner screw rod 12 can be erected on the drilling well, after the length of the circular outer sleeve 11 is proper, the fixing seat 15 is rotated to drive the annular belt 14 to rotate in the annular groove 13, the position of the fixing seat 15 is adjusted through rotation of the annular belt 14 in the annular groove 13, the angle of the fixing seat 15 is downward and can be contacted with the ground, the annular belt 14 is supported through contact of the fixing seat 15 and the ground, and therefore the installation pipeline 1 is erected on the drilling well, the adaptability of the equipment to the drilling well is improved, and the installation rack can be installed on the drilling wells with different radiuses.
The second step is that: when the device works, by starting the driving motor 2, the driving motor 2 is made to drive the rotation of the rotating rod 22, the rotating rod 22 is made to drive the rotation of the spiral belt 23, the rotation of the spiral belt 23 is made to drive slurry to move on the spiral belt 23, the slurry is made to leave through the discharge pipe 3, the slurry is conveyed, and in the rotating process of the rotating rod 22, the slurry can be in contact with the lower surface of the lifting seat 21, in order to prevent the slurry from leaking, a spiral fixing sleeve 26 is installed on the lower surface of the lifting seat 21 in a threaded manner, meanwhile, a sealing ring 27 is arranged in the spiral fixing sleeve 26, the spiral fixing sleeve 26 seals gaps between the rotating rod 22 and the lifting seat 21 from the lower part, the sealing ring 27 seals the gaps between the rotating rod 22 and the lifting seat 21 from the upper part, and ensures that the slurry cannot leak and enter the driving motor 2, the device ensures that the slurry in the installation pipeline 1 cannot enter the driving motor from the joint between the rotating rod 22 and the lifting seat 21 through double sealing of the spiral fixing sleeve 26 and the sealing ring 27 2, the sealing effect of the equipment is improved, and meanwhile, the working safety of the driving motor 2 is improved.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited thereto, and various changes can be made without departing from the gist of the present invention within the scope of knowledge possessed by those skilled in the art.
Claims (6)
1. A drilling mud motor for an ultra-short radius horizontal well comprises an installation pipeline (1) and a driving motor (2), and is characterized in that a fixing mechanism for the installation pipeline (1) is arranged on the installation pipeline (1), and a driving mechanism is arranged in the installation pipeline (1);
fixing mechanism includes interior screw rod (12), interior screw rod (12) fixed mounting is on the lateral wall of installation pipeline (1), circular outer tube (11) is installed to interior screw rod (12) external screw thread, ring channel (13) have been seted up on the lateral wall of circular outer tube (11), annular groove (13) interior activity block is installed annular belt (14), the last fixed surface of annular belt (14) installs fixing base (15).
2. Drilling mud motor for ultra short radius horizontal wells according to claim 1, characterized in that the side wall of the installation pipe (1) is fixedly mounted with a discharge pipe (3) communicating with the installation pipe (1).
3. The drilling mud motor for the ultra-short radius horizontal well is characterized in that the driving mechanism comprises a lifting seat (21), the lifting seat (21) is arranged on the upper surface of the installation pipeline (1), a fixing piece (25) is fixedly arranged on the side wall of the lifting seat (21), a fixing piece (25) is also fixedly arranged on the upper surface of the installation pipeline (1), and a bolt (24) is arranged between the two fixing pieces (25) for threaded fixation.
4. The drilling mud motor for ultra-short radius horizontal wells as claimed in claim 3, wherein a rotating rod (22) is fixedly mounted on the output end of the driving motor (2), a spiral belt (23) is fixedly mounted outside the rotating rod (22), and the rotating rod (22) and the spiral belt (23) are movably mounted in the mounting pipe (1).
5. Drilling mud motor for ultra short radius horizontal wells according to claim 4, characterized in that a spiral stationary sleeve (26) is internally threaded on the lifting seat (21), the rotating rod (22) being movably snapped in the spiral stationary sleeve (26).
6. The drilling mud motor for ultra-short radius horizontal wells as claimed in claim 5, wherein said helical retention sleeve (26) has a sealing ring (27) movably snap-fitted therein, said sealing ring (27) being movably fitted over said rotation rod (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221497489.4U CN217501558U (en) | 2022-06-15 | 2022-06-15 | Drilling mud motor for ultra-short radius horizontal well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221497489.4U CN217501558U (en) | 2022-06-15 | 2022-06-15 | Drilling mud motor for ultra-short radius horizontal well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217501558U true CN217501558U (en) | 2022-09-27 |
Family
ID=83359182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221497489.4U Active CN217501558U (en) | 2022-06-15 | 2022-06-15 | Drilling mud motor for ultra-short radius horizontal well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217501558U (en) |
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2022
- 2022-06-15 CN CN202221497489.4U patent/CN217501558U/en active Active
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