CN106014384B - Well deviation azimuth measuring short joint - Google Patents
Well deviation azimuth measuring short joint Download PDFInfo
- Publication number
- CN106014384B CN106014384B CN201610501767.1A CN201610501767A CN106014384B CN 106014384 B CN106014384 B CN 106014384B CN 201610501767 A CN201610501767 A CN 201610501767A CN 106014384 B CN106014384 B CN 106014384B
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- end head
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- 210000002445 nipple Anatomy 0.000 claims abstract description 10
- 238000007789 sealing Methods 0.000 claims description 38
- 239000006096 absorbing agent Substances 0.000 claims description 9
- 230000035939 shock Effects 0.000 claims description 9
- 210000004907 gland Anatomy 0.000 claims description 8
- 238000005259 measurement Methods 0.000 claims 1
- 238000012544 monitoring process Methods 0.000 abstract description 4
- 238000001514 detection method Methods 0.000 abstract description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 abstract 1
- 235000017491 Bambusa tulda Nutrition 0.000 abstract 1
- 241001330002 Bambuseae Species 0.000 abstract 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 abstract 1
- 239000011425 bamboo Substances 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 7
- 238000005553 drilling Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 239000012530 fluid Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
Images
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
- E21B47/00—Survey of boreholes or wells
- E21B47/02—Determining slope or direction
- E21B47/022—Determining slope or direction of the borehole, e.g. using geomagnetism
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- 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
- E21B47/00—Survey of boreholes or wells
- E21B47/01—Devices for supporting measuring instruments on drill bits, pipes, rods or wirelines; Protecting measuring instruments in boreholes against heat, shock, pressure or the like
- E21B47/017—Protecting measuring instruments
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- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Geophysics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention relates to the technical field of measuring short sections, in particular to a well deviation azimuth measuring short section; the well deviation azimuth measuring nipple comprises a body, an outer cylinder and a joint; the middle part of body is equipped with the through-hole along the axial, and fixed mounting has the end in the left part through-hole of body, and the right part outside of end and the inboard fixed mounting of the left end of urceolus are in the same place, and the right-hand member inboard of urceolus and the left part outside fixed mounting who connects are in the same place, and the right part that connects is located outside the through-hole of body, forms sealed chamber between end, urceolus and the joint, forms the ring chamber between urceolus and the body, and fixed mounting has a support section of thick bamboo between joint and body. The invention has reasonable and compact structure, realizes the purpose of monitoring the track of the borehole in real time by matching the body, the outer barrel, the joint, the processing circuit module and the azimuth angle sensor, has the advantages of safety, reliability, high detection precision, convenient connection with a measuring tool or/and a drill column, convenient operation, improved working efficiency and reduced potential safety hazard.
Description
Technical Field
The invention relates to the technical field of measuring nipples, in particular to a well deviation azimuth measuring nipple.
Background
In the drilling process, a vertical well, a directional well and the like need to be monitored in real time in the well deviation direction of a well hole. Most of the current methods are mandrel throwing type. The site construction process is relatively complex, and is not easy to be butted with other drilling tools, so that the installation is inconvenient, the working efficiency is low, the underground operation risk exists, and the requirements of the existing process cannot be met.
Disclosure of Invention
The invention provides a well deviation azimuth measuring nipple, overcomes the defects of the prior art, and can effectively solve the problems that the existing device is not easy to be butted with other drilling tools, so that the installation is inconvenient, the working efficiency is low, the underground operation risk exists, and the requirements of the existing process cannot be met.
The technical scheme of the invention is realized by the following measures: a well deviation azimuth measuring nipple comprises a body, an outer cylinder and a joint; a through hole is axially formed in the middle of the body, an end head is fixedly installed in the left through hole of the body, the right outer side of the end head and the left inner side of the outer barrel are fixedly installed together, the right inner side of the outer barrel and the left outer side of the joint are fixedly installed together, the right part of the joint is positioned outside the through hole of the body, a sealing cavity is formed among the end head, the outer barrel and the joint, an annular cavity is formed between the outer barrel and the body, a supporting barrel is fixedly installed between the joint and the body, and overflowing holes communicated with the annular cavity are axially formed in the end head and the supporting barrel respectively; a processing circuit module and an azimuth angle sensor are sequentially arranged in the sealing cavity from left to right, and the processing circuit module and the azimuth angle sensor are electrically connected together through a lead; the left end face or/and the right end face of the body is/are provided with end face ring grooves, the end face ring grooves are internally fixed with conducting rings in a sealing mode, a first wire passing hole communicated with the end face ring grooves is axially arranged in the body, and a second wire passing hole communicated with the first wire passing hole and the sealing cavity is arranged on the body and the end head.
The following are further optimization or/and improvement on the technical scheme of the invention:
the shock absorber, the electronic bin, the azimuth angle sensor and the rubber barrel are sequentially installed in the sealing cavity in a pressing mode from left to right, the processing circuit module is fixedly installed in the electronic bin, and the processing circuit module and the azimuth angle sensor are electrically connected together through a conducting wire.
The second wire through hole comprises a radial hole and an axial hole; the left part outside at the body is provided with the step mouth, be equipped with the radial hole that is linked together with the step mouth in body and end, install sealed piece in the step mouth, outer end fixed mounting at the step mouth has gland, the lower extreme outer fringe face of sealed piece compresses tightly on the bottom face of step mouth through gland, be equipped with the axial hole in the right part of end, the lower extreme in radial hole and the left end in axial hole communicate, be provided with the through wires hole that is linked together with the cavity in electron storehouse on the electron storehouse, be provided with the reservation line hole that is linked together with axial hole and through wires hole on the bumper shock absorber.
The end head is in a step shape with a large middle outer diameter and a small right outer diameter, an end head inner mounting groove is formed in the inner wall of the left part of the through hole of the body, and the middle of the end head is mounted in the end head inner mounting groove.
The inner ring groove is arranged on the inner wall of the right end of the body, the outer ring grooves are arranged on the outer sides of the left portion and the middle portion of the joint, the joint is sleeved in the supporting cylinder through the outer ring grooves, the supporting cylinder is installed in the inner ring groove, the right end of the outer cylinder is fixedly installed in the outer ring grooves of the joint, and the right end of the outer cylinder is tightly pressed on the left end face of the supporting cylinder.
The left end of the body is provided with an internal thread or/and an external thread; or/and an end part outer mounting groove is arranged on the outer side of the right end of the body, and an external thread is arranged on the outer side of the right end of the body; the left part of the end is in a circular arc shape; or/and the overflowing hole on the end head is an arc-shaped hole.
The end head and the outer cylinder are fixedly arranged together through threads, and the outer cylinder and the joint are fixedly arranged together through threads; or/and a sealing ring is arranged between the end head and the body, a sealing ring is arranged between the end head and the outer cylinder, a sealing ring is arranged between the outer cylinder and the joint, a sealing ring is arranged between the supporting cylinder and the joint, and a sealing ring is arranged between the supporting cylinder and the body.
The invention has reasonable and compact structure, realizes the purpose of monitoring the track of the borehole in real time by matching the body, the outer barrel, the joint, the processing circuit module and the azimuth angle sensor, has the advantages of safety, reliability, high detection precision, convenient connection with a measuring tool or/and a drill column, convenient operation, improved working efficiency and reduced potential safety hazard.
Drawings
FIG. 1 is a schematic sectional view of the left portion of the present invention.
FIG. 2 is a schematic sectional front view of the right portion of the present invention.
FIG. 3 isbase:Sub>A schematic sectional view of the structure at A-A in FIG. 1.
The codes in the figures are respectively: the structure comprises a body 1, an outer barrel 2, a joint 3, a through hole 4, an end 5, a sealing cavity 6, an annular cavity 7, a supporting barrel 8, a flow passing hole 9, an azimuth angle sensor 10, a conducting ring 11, a first line passing hole 12, a shock absorber 13, an electronic bin 14, a rubber barrel 15, a radial hole 16, an axial hole 17, a sealing block 18, a sealing gland 19, a threading hole 20, a fastening screw 21, an end inner mounting groove 22 and an end outer mounting groove 23.
Detailed Description
The present invention is not limited by the following examples, and specific embodiments may be determined according to the technical solutions and practical situations of the present invention.
In the present invention, for convenience of description, the description of the relative position relationship of the components is described according to the layout mode of the attached drawing 1 in the specification, such as: the positional relationship of front, rear, upper, lower, left, right, etc. is determined in accordance with the layout direction of fig. 1 of the specification.
The invention is further described with reference to the following examples and figures:
as shown in the attached drawings 1 to 3, the well deviation azimuth measuring short joint comprises a body 1, an outer cylinder 2 and a joint 3; a through hole 4 is axially formed in the middle of the body 1, an end 5 is fixedly installed in the through hole 4 in the left part of the body 1, the right outer side of the end 5 is fixedly installed with the inner side of the left end of the outer barrel 2, the inner side of the right end of the outer barrel 2 is fixedly installed with the outer side of the left part of the joint 3, the right part of the joint 3 is positioned outside the through hole 4 of the body 1, a sealing cavity 6 is formed among the end 5, the outer barrel 2 and the joint 3, an annular cavity 7 is formed between the outer barrel 2 and the body 1, a supporting barrel 8 is fixedly installed between the joint 3 and the body 1, and overflowing holes 9 communicated with the annular cavity 7 are axially formed in the end 5 and the supporting barrel 8 respectively; a processing circuit module and an azimuth angle sensor 10 are sequentially arranged in the sealed cavity 6 from left to right, and the processing circuit module and the azimuth angle sensor 10 are electrically connected together through a lead; the left end face or/and the right end face of the body 1 are/is provided with end face ring grooves, the conducting rings 11 are fixed in the end face ring grooves in a sealing mode, first wire passing holes 12 communicated with the end face ring grooves are formed in the body 1 in the axial direction, and second wire passing holes communicated with the first wire passing holes 12 and the sealing cavity 6 are formed in the body 1 and the end 5. In this way, the sealed chamber 6 prevents the entry of fluid, thereby enabling better protection of the processing circuit module and the azimuth angle sensor 10; the first wire passing hole 12 and the second wire passing hole are convenient for wire passing and can ensure real-time transmission of detection data; the first wire passing hole 12 can be a through hole or a blind hole; when the first wire passing hole 12 is a through hole, one end of the first wire passing hole 12 is communicated with the end face annular groove at one end of the body 1, the other end of the first wire passing hole 12 can be fixedly provided with a plugging wire, an end face annular groove can also be arranged on the end face of the outer edge of the other end of the body 1, a conducting ring 11 is hermetically fixed in the end face annular groove, and the other end of the first wire passing hole 12 is communicated with the end face annular groove at the other end of the body 1; when the first wire passing hole 12 is a blind hole, the first wire passing hole 12 is only communicated with the end face annular groove at one end of the body 1; the overflowing hole 9 facilitates the passing of fluid; through body 1, urceolus 2, joint 3, processing circuit module and position angle sensor 10, can real time monitoring well orbit, have safe and reliable, detect the precision high and be convenient for with measuring tool or/and the connection of drilling column, made things convenient for the operation, improved work efficiency, reduced the potential safety hazard.
The well deviation azimuth measuring short joint can be further optimized or/and improved according to actual needs:
as shown in fig. 1 to 3, a damper 13, an electronic cabin 14, an azimuth angle sensor 10 and a rubber tube 15 are sequentially mounted in the sealed cavity 6 in a pressing manner from left to right, a processing circuit module is fixedly mounted in the electronic cabin 14, and the processing circuit module and the azimuth angle sensor 10 are electrically connected together through a wire. The shock absorber 13 and the azimuth angle sensor 10 are both publicly known; the shock absorber 13 and the rubber tube 15 can play a role in buffering, so that the processing circuit module and the azimuth angle sensor 10 are better protected from being damaged, and the accuracy of data is also ensured. The processing circuit module is well known in the art.
As shown in fig. 1 to 3, the second wire passing hole includes a radial hole 16 and an axial hole 17; the electronic cabin is characterized in that a step opening is formed in the outer side of the left portion of the body 1, a radial hole 16 communicated with the step opening is formed in the body 1 and the end 5, a sealing block 18 is installed in the step opening, a sealing gland 19 is fixedly installed at the outer end of the step opening, the outer edge face of the lower end of the sealing block 18 is tightly pressed on the bottom end face of the step opening through the sealing gland 19, an axial hole 17 is formed in the right portion of the end 5, the lower end of the radial hole 16 is communicated with the left end of the axial hole 17, a threading hole 20 communicated with a cavity of the electronic cabin 14 is formed in the electronic cabin 14, and a reserved threading hole communicated with the axial hole 17 and the threading hole 20 is formed in the shock absorber 13. Thus, the sealing gland 19 can be fixedly arranged at the outer end of the step opening through a fastening screw 21; the threading hole 20 on the electronic cabin 14 and the reserved threading hole on the shock absorber 13 facilitate threading.
As shown in the attached figure 1, the end head 5 is in a step shape with a large middle outer diameter and a small right outer diameter, an end head inner installation groove 22 is arranged on the inner wall of the left part of the through hole 4 of the body 1, and the middle part of the end head 5 is installed in the end head inner installation groove 22. Thus, the end head 5 is in a step shape with a large middle outer diameter and a small right outer diameter, so that the middle part of the end head 5 can be conveniently arranged in the end head inner installation groove 22.
As shown in fig. 1 to 3, an inner annular groove is formed on the inner wall of the right end of the body 1, an outer annular groove is formed outside the left portion and the middle portion of the joint 3, the joint 3 is sleeved in the support cylinder 8 through the outer annular groove, the support cylinder 8 is installed in the inner annular groove, the right end of the outer cylinder 2 is fixedly installed in the outer annular groove of the joint 3, and the right end of the outer cylinder 2 is pressed against the left end face of the support cylinder 8. Thus, the outer annular groove on the joint 3 and the inner annular groove on the body 1 facilitate the clamping of the support cylinder 8.
As shown in fig. 1 to 3, an internal thread or/and an external thread is/are arranged at the left end of the body 1; or/and an end part outer mounting groove 23 is arranged on the outer side of the right end of the body 1, and an external thread is arranged on the outer side of the right end of the body 1; the left part of the end 5 is in a circular arc shape; or/and the overflowing hole 9 on the end head 5 is an arc-shaped hole. Therefore, the threads at the left end and the right end of the body 1 are convenient to butt joint with other drilling tools; the left part of the end 5 is in an arc shape and keeps a streamline shape, so that erosion caused by the passage of fluid is reduced.
As shown in the attached drawings 1 to 3, the end 5 and the outer cylinder 2 are fixedly installed together through threads, and the outer cylinder 2 and the joint 3 are fixedly installed together through threads; or/and a sealing ring is arranged between the end head 5 and the body 1, a sealing ring is arranged between the end head 5 and the outer cylinder 2, a sealing ring is arranged between the outer cylinder 2 and the joint 3, a sealing ring is arranged between the supporting cylinder 8 and the joint 3, and a sealing ring is arranged between the supporting cylinder 8 and the body 1. Thus, the installation and the disassembly are convenient through the thread fixing installation; the sealing ring is convenient to have better sealing effect.
When the well deviation azimuth measuring short joint works, the left part of the well deviation azimuth measuring short joint is upwards fixedly installed together with a measuring tool or/and a drill column, the short joint is lowered to a specified position, an external connection wire is installed on the conducting ring 11, and the azimuth angle sensor 10 transmits real-time detection data to other circuit units or a display through the external connection wire after the data are processed through the processing circuit module, so that the real-time monitoring of well track is realized.
The technical characteristics form an embodiment of the invention, which has strong adaptability and implementation effect, and unnecessary technical characteristics can be increased or decreased according to actual needs to meet the requirements of different situations.
Claims (7)
1. A well deviation azimuth measuring short joint is characterized by comprising a body, an outer cylinder and a joint; a through hole is axially formed in the middle of the body, an end head is fixedly installed in the left through hole of the body, the right outer side of the end head and the left inner side of the outer barrel are fixedly installed together, the right inner side of the outer barrel and the left outer side of the joint are fixedly installed together, the right part of the joint is positioned outside the through hole of the body, a sealing cavity is formed among the end head, the outer barrel and the joint, an annular cavity is formed between the outer barrel and the body, a supporting barrel is fixedly installed between the joint and the body, and overflowing holes communicated with the annular cavity are axially formed in the end head and the supporting barrel respectively; a processing circuit module and an azimuth angle sensor are sequentially arranged in the sealing cavity from left to right, and the processing circuit module and the azimuth angle sensor are electrically connected together through a lead; the left end face or/and the right end face of the body is/are provided with end face ring grooves, the end face ring grooves are internally fixed with conducting rings in a sealing mode, a first wire passing hole communicated with the end face ring grooves is axially arranged in the body, and a second wire passing hole communicated with the first wire passing hole and the sealing cavity is arranged on the body and the end head.
2. The well deviation azimuth measuring nipple according to claim 1, characterized in that a shock absorber, an electronic bin, an azimuth angle sensor and a rubber cylinder are sequentially installed in the sealing cavity from left to right in a pressing manner, a processing circuit module is fixedly installed in the electronic bin, and the processing circuit module and the azimuth angle sensor are electrically connected together through a wire.
3. The well deviation orientation measurement sub of claim 2, wherein the second line passing bore comprises a radial bore and an axial bore; the left part outside at the body is provided with the step mouth, be equipped with the radial hole that is linked together with the step mouth in body and end, install sealed piece in the step mouth, outer end fixed mounting at the step mouth has gland, the lower extreme outer fringe face of sealed piece compresses tightly on the bottom face of step mouth through gland, be equipped with the axial hole in the right part of end, the lower extreme in radial hole and the left end in axial hole communicate, be provided with the through wires hole that is linked together with the cavity in electron storehouse on the electron storehouse, be provided with the reservation line hole that is linked together with axial hole and through wires hole on the bumper shock absorber.
4. The well deviation azimuth measuring nipple according to claim 1, 2 or 3, characterized in that the end head is in the shape of a step with a larger outer diameter in the middle and a smaller outer diameter in the right, an end head inner mounting groove is provided on the inner wall of the left part of the through hole of the body, and the middle part of the end head is mounted in the end head inner mounting groove.
5. The well deviation azimuth measuring nipple according to claim 1, 2 or 3, wherein an inner ring groove is provided on the inner wall of the right end of the body, outer ring grooves are provided on the left and middle outer sides of the joint, the joint is sleeved in a support cylinder through the outer ring grooves, the support cylinder is installed in the inner ring groove, the right end of the outer cylinder is fixedly installed in the outer ring groove of the joint, and the right end of the outer cylinder is pressed against the left end face of the support cylinder.
6. The well deviation orientation measuring nipple of claim 1, 2 or 3, wherein the left end of the body is provided with internal threads or/and external threads; or/and an end part outer mounting groove is arranged on the outer side of the right end of the body, and an external thread is arranged on the outer side of the right end of the body; the left part of the end is in a circular arc shape; or/and the overflowing hole on the end head is an arc-shaped hole.
7. The well deviation azimuth measuring nipple according to claim 1, 2 or 3, wherein the end head and the outer cylinder are fixedly mounted together by a thread, and the outer cylinder and the joint are fixedly mounted together by a thread; or/and a sealing ring is arranged between the end head and the body, a sealing ring is arranged between the end head and the outer cylinder, a sealing ring is arranged between the outer cylinder and the joint, a sealing ring is arranged between the supporting cylinder and the joint, and a sealing ring is arranged between the supporting cylinder and the body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610501767.1A CN106014384B (en) | 2016-06-30 | 2016-06-30 | Well deviation azimuth measuring short joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610501767.1A CN106014384B (en) | 2016-06-30 | 2016-06-30 | Well deviation azimuth measuring short joint |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106014384A CN106014384A (en) | 2016-10-12 |
| CN106014384B true CN106014384B (en) | 2023-03-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610501767.1A Active CN106014384B (en) | 2016-06-30 | 2016-06-30 | Well deviation azimuth measuring short joint |
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| Country | Link |
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| CN (1) | CN106014384B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108915670B (en) * | 2018-07-03 | 2022-02-15 | 中勘资源勘探科技股份有限公司 | Clamping device for fiber optic gyroscope inclinometer |
| CN111927433B (en) * | 2020-09-09 | 2022-11-29 | 中国石油天然气集团有限公司 | Over-current tension nipple joint and over-current tension magnetic positioning logging instrument |
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