CN210530744U - Coiled tubing well drilling power drill bit hydraulic balance device - Google Patents
Coiled tubing well drilling power drill bit hydraulic balance device Download PDFInfo
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- CN210530744U CN210530744U CN201921499360.5U CN201921499360U CN210530744U CN 210530744 U CN210530744 U CN 210530744U CN 201921499360 U CN201921499360 U CN 201921499360U CN 210530744 U CN210530744 U CN 210530744U
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- coiled tubing
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- 238000005553 drilling Methods 0.000 title claims abstract description 49
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 25
- 239000003921 oil Substances 0.000 claims abstract description 9
- 239000012530 fluid Substances 0.000 claims abstract description 8
- 240000008213 Brosimum alicastrum Species 0.000 claims description 8
- 235000005828 ramon Nutrition 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 4
- 239000011148 porous material Substances 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
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Abstract
The utility model relates to a continuous oil pipe drilling power drill bit hydraulic balancing device, which is provided with a hydraulic oil cylinder, a balancing piston and a hydraulic oil intercommunicating pore, wherein an upper joint, an upper section body, the hydraulic oil cylinder, a Raymond plug fixing body and a lower section body are sequentially connected from top to bottom; the first rammo plug and the second rammo plug are respectively fixed in the upper joint and the rammo plug fixing body; the cylinder body of the hydraulic oil cylinder is provided with a well fluid balance port, and the balance piston can move up and down in the hydraulic oil cylinder along the balance piston pipe. The device can complete the task of pressure balance in the shaft, the device and the whole coiled tubing drilling power bit control device, realizes the purposes of utilizing the traditional drilling ground control system, using the coiled tubing to drill and reducing the drilling cost, and has remarkable use effect.
Description
Technical Field
The utility model relates to an operation equipment of oil industry well drilling, especially coiled tubing well drilling power drill bit hydraulic pressure balancing unit.
Background
In the technical field of coiled tubing drilling, a drill bit rotary directional system is a guide type drilling system which can complete a guide function in real time while drilling, is the highest stage of drilling technology development in the world at present, and is a leading technology at the front edge of the petroleum drilling field integrating electromechanical, hydraulic control and information. The rotary directional drilling technology is applied, so that the control precision, the control flexibility and the displacement extension capability of the well track can be improved; the drilling efficiency is improved, and the drilling cost is reduced. Currently, about 10 companies in the world are developing rotary orientation systems, but only two or three companies with leading technology and the best commercial application, such as beckhause, schlumberger, and harebilton, have better feedback in the commercial market. However, this technology is monopolized by large foreign companies, only provides on-site technical services, is in a state of high monopolization and confidentiality, and is high in service cost. In the domestic market, drill bit rotary orientation systems are in a state of technical vacancy.
The traditional drilling bit control process is completed by an underground directional inclinometer, when the drilling power bit needs to be controlled, the direction of the power bit is firstly determined by the underground inclinometer, and if the power bit is not in the designed direction, the direction of the drilling power bit is adjusted and controlled by the traditional bit direction adjusting mode that the underground drilling tool connected with a kelly bar is driven to rotate together by the rotation of a rotary table on a ground drill floor, so that the drilling direction of the drilling is controlled, and the purpose of the expected drilling is achieved.
However, when drilling a well by using coiled tubing, the coiled tubing connected with the power drill cannot rotate, so that the direction of the drilled well cannot be controlled by using a traditional method of driving the coiled tubing to rotate on the ground by using a turntable. If the conventional ground drilling control system is used, the coiled tubing drilling power bit control device is used for completing the adjustment of the track of the bit, and the hydraulic balance device of the bit is a vital device in the coiled tubing drilling power bit control device, the problems are urgently needed to be solved.
Disclosure of Invention
The utility model aims at providing a blank state to internal current power drill bit controlling means provides coiled tubing drilling power drill bit hydraulic pressure balancing unit, is used in coiled tubing drilling power drill bit controlling means, realizes the pressure balance in pit shaft and the coiled tubing drilling power drill bit controlling means through power drill bit hydraulic pressure balancing unit.
The technical solution of the utility model is that:
the coiled tubing drilling power drill bit hydraulic balance device is provided with a hydraulic oil cylinder, a balance piston and a hydraulic oil communication hole, and an upper joint, an upper section body, the hydraulic oil cylinder, a Raymond plug fixing body and a lower section body are sequentially connected from top to bottom; the first rammo plug and the second rammo plug are respectively fixed in the upper joint and the rammo plug fixing body; the cylinder body of the hydraulic oil cylinder is provided with a well fluid balance port, and the balance piston can move up and down in the hydraulic oil cylinder along the balance piston pipe.
The balance piston tube is arranged in a piston spring below the balance piston and the balance piston, and a signal cable and a bundling cable from the first Ramoped plug penetrate through the balance piston tube and are connected with the second Ramoped plug.
The utility model discloses a show the result of use is, the utility model discloses mainly constitute by hydraulic cylinder, balanced piston and balanced piston pipe, be equipped with well liquid balance mouth among the hydraulic cylinder, balanced piston can reciprocate along balanced piston pipe, accomplishes pit shaft, this device and the balanced task of pressure in the whole coiled tubing drilling power drill bit controlling means, realizes utilizing traditional well drilling ground control system, uses coiled tubing drilling, reduces the purpose of drilling cost. The utility model discloses an important component among the coiled tubing drilling power drill bit controlling means has apparent result of use.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The following detailed description of the present invention, taken in conjunction with the accompanying drawings, is not intended to limit the scope of the invention. It is only following do the preferred embodiment of the utility model, other applications the utility model discloses an equivalent change all should belong to the utility model discloses a protection scope.
Referring to fig. 1, the coiled tubing drilling power drill bit hydraulic balancing device is provided with a hydraulic oil cylinder 8, a balancing piston 11 and a hydraulic oil communication hole 17, wherein an upper joint 2, an upper section body 7, the hydraulic oil cylinder 8, a rammo plug fixing body 14 and a lower section body 15 are sequentially connected from top to bottom; the first Ramoppet plug 1 and the second Ramoppet plug 16 are respectively fixed in the upper joint 2 and the Ramoppet plug fixing body 14; the cylinder body of the hydraulic oil cylinder 8 is provided with a well fluid balance port 13, and a balance piston 11 can move up and down in the hydraulic oil cylinder 8 along a balance piston pipe 10.
The balance piston tube 10 is arranged in a piston spring 12 below the balance piston 11 and the balance piston 11, and a signal cable and a bundling cable from the first Ramoped plug 1 penetrate through the balance piston tube 10 to be connected with a second Ramoped plug 16.
And a pressure-bearing sealing block 4 is also arranged between the upper joint 2 and the upper section body 7, and a signal cable and a bundling cable in the rammo plug I1 penetrate through the pressure-bearing sealing block 4, are connected with a cable joint through a signal joint 6 and then penetrate through a balance piston pipe 10 to be connected with a rammo plug II 16.
The piston spring 12 is arranged between the balance piston 11 and the Ramoph plug fixing body 14, a hydraulic cylinder cavity 9 is formed between the upper end face of the balance piston 11 and the upper section body 7, the well fluid balance port 13 is arranged at the lower part of the hydraulic oil cylinder 8, and the well fluid balance port 13 is communicated with an annular space between the continuous oil pipe and the oil pipe and used for balancing the pressure in the well fluid and the hydraulic oil cylinders 2-8 and the pressure in the device.
An oil plug 5 is arranged in the upper section body 7, and the oil plug 5 is arranged in the upper section body 7 below the pressure-bearing sealing block 4.
A ramon plug clamping body is further arranged between the ramon plug fixing body 14 and the ramon plug II 16, the ramon plug clamping body is connected into the ramon plug fixing body 14 through a fixing pin, and a hydraulic oil communication hole 17 is formed in the ramon plug clamping body and can enable hydraulic oil in the balance piston pipe 10 to pass through.
The upper outer part of the upper joint 2 is provided with a threaded sleeve 3, the threaded sleeve 3 is in threaded connection with a circuit control device, and the lower inner cavity of the lower section body 15 is provided with threads to be connected with a hydraulic control device of a power drill bit for continuous oil pipe drilling.
And the first rammo plug 1 and the second rammo plug 16 are respectively connected with a rammo plug in a circuit control device and a coiled tubing drilling power drill bit hydraulic control device.
The embodiments described above are merely exemplary embodiments, but the present invention is not limited to these embodiments, and those skilled in the art can make modifications without departing from the spirit and teaching of the present invention. Many variations, combinations, and modifications of the aspects disclosed herein are possible and are within the scope of the invention, which is, therefore, not to be limited by the above description.
Claims (8)
1. The coiled tubing well drilling power drill bit hydraulic balancing device is characterized by being provided with a hydraulic oil cylinder (8), a balancing piston (11) and a hydraulic oil communicating hole (17), wherein an upper joint (2), an upper section body (7), the hydraulic oil cylinder (8), a rammo plug fixing body (14) and a lower section body (15) are sequentially connected from top to bottom; the first Ramoppet plug (1) and the second Ramoppet plug (16) are respectively fixed in the upper joint (2) and the Ramoppet plug fixing body (14); a well fluid balance port (13) is arranged on a cylinder body of the hydraulic oil cylinder (8), and a balance piston (11) can move up and down in the hydraulic oil cylinder (8) along a balance piston pipe (10).
2. The coiled tubing drilling power bit hydraulic balance device of claim 1, wherein the balance piston tube (10) is installed in a piston spring (12) below the balance piston (11) and the balance piston (11), and a signal cable and a bundled cable from the first ramon plug (1) penetrate through the balance piston tube (10) to be connected with the second ramon plug (16).
3. The coiled tubing drilling power bit hydraulic balance device as claimed in claim 2, wherein a pressure-bearing sealing block (4) is further installed between the upper joint (2) and the upper section body (7), and a signal cable and a bundling cable in the first rammo plug (1) penetrate through the pressure-bearing sealing block (4), are connected through the signal joint (6) and the cable joint, and then penetrate through the balance piston pipe (10) to be connected with the second rammo plug (16).
4. The coiled tubing drilling power bit hydraulic balancing device as set forth in claim 2, wherein the piston spring (12) is installed between the balancing piston (11) and the rammo plug fixing body (14), a hydraulic cylinder chamber (9) is formed between the upper end surface of the balancing piston (11) and the upper section body (7), and the well fluid balancing port (13) is provided at the lower portion of the hydraulic cylinder (8).
5. The coiled tubing drilling power bit hydraulic balancing device according to claim 3, characterized in that an oil plug (5) is arranged in the upper section body (7), and the oil plug (5) is arranged in the upper section body (7) below the pressure-bearing sealing block (4).
6. The coiled tubing drilling power bit hydraulic balance device as claimed in claim 1, wherein a rammo plug retainer is further installed between the rammo plug fixing body (14) and the rammo plug II (16), the rammo plug retainer is connected in the rammo plug fixing body (14) through a fixing pin, and the hydraulic oil communication hole (17) is provided in the rammo plug retainer.
7. The coiled tubing drilling power bit hydraulic balance device as claimed in claim 1, wherein the upper outer part of the upper joint (2) is provided with a threaded sleeve (3), the threaded sleeve (3) is in threaded connection with a circuit control device, and the lower inner cavity of the lower section body (15) is provided with threads to be connected with the coiled tubing drilling power bit hydraulic control device.
8. The coiled tubing drilling power bit hydraulic balancing device of claim 1, wherein the rammo plug i (1) and the rammo plug ii (16) are connected to a rammo plug in the circuit control device and the coiled tubing drilling power bit hydraulic control device, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921499360.5U CN210530744U (en) | 2019-09-10 | 2019-09-10 | Coiled tubing well drilling power drill bit hydraulic balance device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921499360.5U CN210530744U (en) | 2019-09-10 | 2019-09-10 | Coiled tubing well drilling power drill bit hydraulic balance device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210530744U true CN210530744U (en) | 2020-05-15 |
Family
ID=70604801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921499360.5U Active CN210530744U (en) | 2019-09-10 | 2019-09-10 | Coiled tubing well drilling power drill bit hydraulic balance device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210530744U (en) |
-
2019
- 2019-09-10 CN CN201921499360.5U patent/CN210530744U/en active Active
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