CN111119843A - Control nipple - Google Patents
Control nipple Download PDFInfo
- Publication number
- CN111119843A CN111119843A CN201911354952.2A CN201911354952A CN111119843A CN 111119843 A CN111119843 A CN 111119843A CN 201911354952 A CN201911354952 A CN 201911354952A CN 111119843 A CN111119843 A CN 111119843A
- Authority
- CN
- China
- Prior art keywords
- plug
- shell
- bridle
- control unit
- instrument string
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 210000002445 nipple Anatomy 0.000 title claims abstract description 10
- 230000001681 protective effect Effects 0.000 claims description 8
- 210000001503 joint Anatomy 0.000 claims description 4
- 230000005611 electricity Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 6
- 230000002411 adverse Effects 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 238000007789 sealing Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 2
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
-
- 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
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/028—Electrical or electro-magnetic connections
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Geophysics (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Connector Housings Or Holding Contact Members (AREA)
Abstract
This paper provides a control nipple for connecting headstall and instrument cluster, includes: a cylindrical housing; the control unit is arranged in the shell and used for controlling the headstall to release the cable after the instrument string is powered off; the upper plug is electrically connected with the control unit, is arranged at the upper part of the shell and is used for being electrically connected with the bridle; and the lower plug is electrically connected with the control unit, is arranged at the lower part of the shell and is used for being electrically connected with the instrument string. The control short section is arranged between the headstall and the instrument string and used for connecting the headstall and the instrument string together and assisting the headstall to complete the action of releasing the cable. Go up the plug and be connected with the bridle electricity, lower plug and instrument cluster electricity are connected, when needs bridle release cable, break off the power supply with the instrument cluster earlier, make the bridle release cable action again, avoid releasing the cable process and produce adverse effect to the instrument cluster, can ensure the life of instrument cluster better.
Description
Technical Field
This paper relates to the logging equipment technical field of oil gas well, indicates especially a control nipple joint.
Background
In the logging operation process, the bridle is the bridle that can release the cable, and its below is connected with the instrument cluster, can't accomplish the action of releasing the cable through the bridle alone, for its special controlling means of design, the technical problem that the skilled person needs to solve urgently.
Disclosure of Invention
The application provides a control nipple joint can assist the action that the bridle head accomplished the release cable.
The control nipple provided by the embodiment of the invention is used for connecting a headstall and an instrument string, and comprises the following components: a cylindrical housing; the control unit is arranged in the shell and used for controlling the bridle to release the cable after the instrument string is powered off; the upper plug is electrically connected with the control unit, is arranged at the upper part of the shell and is used for being electrically connected with the bridle; and the lower plug is electrically connected with the control unit, is arranged at the lower part of the shell and is used for being electrically connected with the instrument string.
Optionally, the control sub further comprises: one end of the instrument string conducting wire bundle is connected to the upper plug, and the other end of the instrument string conducting wire bundle is connected to the lower plug; and one end of the control unit is connected to the lower plug through a first conducting wire harness and is communicated with the bridle conducting wire harness, and the other end of the control unit is connected to the upper plug through a second conducting wire harness.
Optionally, the housing comprises: the upper plug is arranged at the upper part of the upper barrel, and the control unit is arranged in the upper barrel; and the lower connector is arranged at the lower part of the upper barrel body, and the lower plug is arranged on the lower connector.
Optionally, the control sub further comprises: the mounting bracket is arranged in the upper barrel, and the control unit is arranged on the mounting bracket.
Optionally, a wire harness fixing structure is further arranged on the mounting rack.
Optionally, the control sub further comprises: the upper connecting piece is fixed on the upper part of the shell and is used for being mechanically connected with the headstall; and the lower connecting piece is fixed at the lower part of the shell and is used for being mechanically connected with the instrument string.
Optionally, one of the upper connector and the lower connector is a quick-turn nut and the other is a threaded sleeve.
Optionally, the control sub further comprises: and the guide pin is arranged at the end part of the shell and used for guiding the bridle to be in butt joint with the shell or the instrument string to be in butt joint with the shell.
Optionally, the control sub further comprises: the upper plug is positioned in the shell, and the upper protective cap is arranged at the upper part of the shell and is mechanically connected to the upper connecting piece; and the lower plug is positioned in the shell, and the lower protective cap is arranged at the lower part of the shell and is mechanically connected to the lower connecting piece.
Optionally, one of the upper plug and the lower plug is a multi-core male plug, the other is a multi-core female plug, and the control unit is a control board.
The control nipple provided by the embodiment of the invention is arranged between the headstall and the instrument string and is used for connecting the headstall and the instrument string together and assisting the headstall to complete the action of releasing the cable. Go up the plug and be connected with the bridle electricity, lower plug and instrument cluster electricity are connected, when needs bridle release cable, break off the power supply with the instrument cluster earlier, make the bridle release cable action again, avoid releasing the cable process and produce adverse effect to the instrument cluster, can ensure the life of instrument cluster better.
Additional features and advantages of the disclosure will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the disclosure. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
The accompanying drawings are included to provide a further understanding of the embodiments herein and are incorporated in and constitute a part of this specification, illustrate embodiments herein and are not to be construed as limiting the embodiments herein.
Fig. 1 is a schematic front cross-sectional structural view of a control sub according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of the upper portion of FIG. 1;
fig. 3 is a schematic structural view of the lower part of fig. 1.
Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 3 is:
110 upper cylinder body, 120 lower connector, 210 control panel, 220 mounting rack, 230 wiring harness fixing structure, 310 upper plug, 320 lower plug, 410 quick-turn nut, 420 thread sleeve, 500 guide pin, 610 upper protective cap, 620 lower protective cap.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the embodiments of the present invention will be described in detail below with reference to the accompanying drawings. It should be noted that the embodiments and features of the embodiments in the present application may be arbitrarily combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present disclosure, however, the present disclosure may be practiced otherwise than as specifically described herein, and thus the scope of the present disclosure is not limited by the specific embodiments disclosed below.
The control nipple provided by the embodiment of the invention is used for connecting a headstall and an instrument string, and comprises the following components as shown in figures 1 to 3: a cylindrical housing; the control unit is arranged in the shell and used for controlling the headstall to release the cable after the instrument string is powered off; an upper plug 310 electrically connected with the control unit, arranged at the upper part of the shell, and used for electrically connecting with the bridle; and a lower plug 320 electrically connected to the control unit, provided at a lower portion of the housing, for electrically connecting to the instrument string.
The control short section is arranged between the headstall and the instrument string and used for connecting the headstall and the instrument string together and assisting the headstall to complete the action of releasing the cable. The upper plug 310 is connected with the lower end of the halter in an inserting mode, the lower plug 320 is connected with the upper end of the instrument string in an inserting mode, when the halter is needed to release the cable, the instrument string is powered off firstly, then the halter is enabled to release the cable, adverse effects on the instrument string in the process of releasing the cable are avoided, and the service life of the instrument string can be better guaranteed.
Wherein, go up plug 310 and plug 320 down and be the multicore plug, the control nipple still includes: an instrumentation string electrical harness having one end connected to the upper plug 310 and the other end connected to the lower plug 320; and a bridle conductive harness, one end of which is connected to the upper plug 310 and the other end of which is connected to the lower plug 320, one end of the control unit is connected to the lower plug 320 through a first conductive harness and is communicated with the bridle conductive harness, and the other end of the control unit is connected to the upper plug 310 through a second conductive harness.
In the process of logging operation, the instrument string conducting wire bundle supplies power to the instrument string, the halter conducting wire bundle is powered off, the instrument string can normally work, and the halter can not release a cable; when the cable needs to be released, the electric wire bundle of the instrument string is powered off, the electric wire bundle of the bridle head supplies power, the instrument string cannot be started, and the bridle head releases the cable. The control unit is used for converting high-voltage electricity supplied from the ground along the halter conducting wire bundle into low-voltage electricity for the halter to use.
Furthermore, the control sub also comprises a ground wire harness connected between the upper plug 310 and the lower plug 320, and the headstall is also connected to the ground wire harness through the control unit. The ground wire harness is used as a negative electrode, the bridle conducting harness is used as a positive electrode, power supply is realized for the bridle, and therefore the action of releasing the cable is completed.
Specifically, as shown in fig. 1 to 3, the lower plug 320 is a 28-core male plug, the upper plug 310 is a 28-core female plug, and the control unit is the control board 210.
In an exemplary embodiment, as shown in fig. 1 to 3, the housing includes: the upper plug 310 is arranged at the upper part of the upper cylinder 110, and the control unit is arranged in the upper cylinder 110; and a lower joint 120 hermetically screwed on the lower portion of the upper cylinder 110, and a lower plug 320 is provided on the lower joint 120. A first limiting table surface is arranged in the upper cylinder body 110, the upper plug 310 is fixed in the upper cylinder body 110 through a C-shaped clamping ring and is propped against the first limiting table surface, a second limiting table surface is arranged in the lower joint 120, and the lower plug 320 is fixed in the lower joint 120 through a C-shaped clamping ring and is propped against the second limiting table surface. A sealing ring is arranged between the upper cylinder body 110 and the lower joint 120, so that the sealing property can be improved.
Furthermore, as shown in fig. 2, the control sub further includes: and a mounting bracket 220 disposed in the upper cylinder 110, wherein the control unit is fastened and fixed to the mounting bracket 220 by means of screws, elastic washers, and the like. The purpose of the present application can be achieved by the way that the mounting rack 220 is locked and fixed in the upper cylinder 110 by screws, or is pressed and fixed in the upper cylinder 110 by the lower joint 120, and the like, and the purpose of the present application does not depart from the design concept of the present invention, and the details are not described herein, and all of the ways are within the protection scope of the present application.
Also, as shown in fig. 2, the upper end of the mounting bracket 220 is provided with a harness fixing structure 230, and the halter conductive harness, the instrumentation cluster conductive harness and the second conductive harness are fixed by the harness fixing structure 230 for rational wiring in the upper cylinder 110. The wire harness fixing structure 230 comprises a locking sleeve, a rubber ring and a locking head, wherein the rubber ring is installed in the locking head, and the locking sleeve is rotatably installed on the locking head to tighten the locking head, so that the bridle head conductive wire harness, the instrument string conductive wire harness and the second conductive wire harness are fastened in the rubber ring through the rubber ring.
Further, as shown in fig. 1 to 3, the control sub further includes: the upper connecting piece is fixed on the upper part of the shell and is used for being mechanically connected with the headstall so as to connect the headstall and the control short section together; and the lower connecting piece is fixed at the lower part of the shell and is used for being mechanically connected with the instrument string so as to connect the instrument string and the control short joint together, namely fixedly connecting the headstall, the electronic control short joint and the instrument string together.
Specifically, the upper connecting piece is a quick-turn nut 410, and the lower connecting piece is a threaded sleeve 420, so that the upper connecting piece is connected with the headstall and the instrument string without changing the current structures of the headstall and the instrument string.
Specifically, as shown in fig. 3, the control sub further includes: and the guide pin 500 is arranged on the lower connector 120 and is positioned at the radial outer side of the lower plug 320, so that the lower connector 120 is convenient to be quickly butted with the instrument string.
Specifically, as shown in fig. 1 to 3, the control sub further includes: an upper cap 610 installed on the upper portion of the upper cylinder 110 and mechanically connected to the upper connector to be fixed; and a lower cap 620 installed at the lower portion of the lower connector 120 and mechanically connected to the lower connector for fixing, thereby protecting the transportation and handling control short circuit, and the upper cap 610 and the lower cap 620 need to be removed before the horse halter, the electronic control short circuit and the instrument string are assembled.
Wherein, a sealing ring is arranged between the upper protective cap 610 and the upper cylinder 110, which can improve the sealing performance; a sealing ring is also arranged between the lower protective cap 620 and the lower joint 120, so that the sealing performance can be improved.
In summary, the control pup joint provided by the embodiment of the invention is arranged between the halter and the instrument string, and is used for connecting the halter and the instrument string together and assisting the halter to complete the action of releasing the cable. Go up the plug and be connected with the bridle electricity, lower plug and instrument cluster electricity are connected, when needs bridle release cable, break off the power supply with the instrument cluster earlier, make the bridle release cable action again, avoid releasing the cable process and produce adverse effect to the instrument cluster, can ensure the life of instrument cluster better.
In the description herein, the terms "mounted," "connected," "fixed," and the like are to be construed broadly, e.g., "connected" may be a fixed connection, a removable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms herein can be understood by those of ordinary skill in the art as appropriate.
In the description of the specification, reference to the term "one embodiment," "some embodiments," "a specific embodiment," or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example herein. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although the embodiments disclosed herein are described above, the descriptions are only for the convenience of understanding the embodiments and are not intended to limit the disclosure. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the disclosure, and that the scope of the disclosure herein may be limited only by the appended claims.
Claims (10)
1. The utility model provides a control nipple joint for connect headstall and instrument cluster, its characterized in that includes:
a cylindrical housing;
the control unit is arranged in the shell and used for controlling the bridle to release the cable after the instrument string is powered off;
the upper plug is electrically connected with the control unit, is arranged at the upper part of the shell and is used for being electrically connected with the bridle; and
and the lower plug is electrically connected with the control unit, is arranged at the lower part of the shell and is used for being electrically connected with the instrument string.
2. The control sub of claim 1, further comprising:
one end of the instrument string conducting wire bundle is connected to the upper plug, and the other end of the instrument string conducting wire bundle is connected to the lower plug; and
one end of the bridle conducting wire bundle is connected to the upper plug, the other end of the bridle conducting wire bundle is connected to the lower plug, one end of the control unit is connected to the lower plug through a first conducting wire bundle and communicated with the bridle conducting wire bundle, and the other end of the control unit is connected to the upper plug through a second conducting wire bundle.
3. The control sub of claim 1, in which the housing comprises:
the upper plug is arranged at the upper part of the upper barrel, and the control unit is arranged in the upper barrel; and
the lower joint is arranged at the lower part of the upper barrel, and the lower plug is arranged on the lower joint.
4. The control sub of claim 3, further comprising:
the mounting bracket is arranged in the upper barrel, and the control unit is arranged on the mounting bracket.
5. The control sub of claim 4, in which the mounting bracket is further provided with a harness fixing structure.
6. The control sub according to any one of claims 1 to 5, further comprising:
the upper connecting piece is fixed on the upper part of the shell and is used for being mechanically connected with the headstall; and
and the lower connecting piece is fixed at the lower part of the shell and is used for being mechanically connected with the instrument string.
7. The control sub of claim 6, in which one of the upper and lower connectors is a quick-turn nut and the other is a threaded sleeve.
8. The control sub of claim 6, further comprising:
and the guide pin is arranged at the end part of the shell and used for guiding the bridle to be in butt joint with the shell or the instrument string to be in butt joint with the shell.
9. The control sub of claim 6, further comprising:
the upper plug is positioned in the shell, and the upper protective cap is arranged at the upper part of the shell and is mechanically connected to the upper connecting piece; and
the lower plug is positioned in the shell, and the lower protective cap is arranged on the lower part of the shell and is mechanically connected to the lower connecting piece.
10. The control sub of any one of claims 1 to 5, in which one of said upper plug and said lower plug is a multi-core male plug, the other is a multi-core female plug, and said control unit is a control board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911354952.2A CN111119843B (en) | 2019-12-25 | 2019-12-25 | Control nipple |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911354952.2A CN111119843B (en) | 2019-12-25 | 2019-12-25 | Control nipple |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111119843A true CN111119843A (en) | 2020-05-08 |
| CN111119843B CN111119843B (en) | 2022-12-09 |
Family
ID=70503276
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911354952.2A Active CN111119843B (en) | 2019-12-25 | 2019-12-25 | Control nipple |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111119843B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115095282A (en) * | 2022-06-17 | 2022-09-23 | 巴州大朴石油技术服务有限公司 | Motor-controlled releasable headstall logging method and headstall structure |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2107576A1 (en) * | 1991-04-17 | 1992-10-18 | Louis H. Rorden | Short hop communication link for downhole mwd system |
| CN203035172U (en) * | 2012-12-10 | 2013-07-03 | 贵州航天凯山石油仪器有限公司 | Underground water volume adjusting device |
| CN203847080U (en) * | 2014-06-03 | 2014-09-24 | 中国石油化工股份有限公司 | Downhole tool string for pumping perforation operation of horizontal well |
| CN203867540U (en) * | 2014-04-16 | 2014-10-08 | 鞍山申阔机械制造有限公司 | High-temperature rotating pup joint logger assembly |
| CN203867542U (en) * | 2014-04-16 | 2014-10-08 | 鞍山申阔机械制造有限公司 | 5700 rotating pup joint |
| CN204060684U (en) * | 2014-07-11 | 2014-12-31 | 中国海洋石油总公司 | A kind of insulation components of insulating short section |
| US20170058644A1 (en) * | 2015-04-30 | 2017-03-02 | Kobold Services Inc. | Downhole sleeve assembly and sleeve actuator therefor |
| CN109372454A (en) * | 2018-11-19 | 2019-02-22 | 中国海洋石油集团有限公司 | A kind of control system of borehole log bridle |
| CN209637742U (en) * | 2019-01-30 | 2019-11-15 | 中国海洋石油集团有限公司 | A kind of logging instrument |
-
2019
- 2019-12-25 CN CN201911354952.2A patent/CN111119843B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2107576A1 (en) * | 1991-04-17 | 1992-10-18 | Louis H. Rorden | Short hop communication link for downhole mwd system |
| CN203035172U (en) * | 2012-12-10 | 2013-07-03 | 贵州航天凯山石油仪器有限公司 | Underground water volume adjusting device |
| CN203867540U (en) * | 2014-04-16 | 2014-10-08 | 鞍山申阔机械制造有限公司 | High-temperature rotating pup joint logger assembly |
| CN203867542U (en) * | 2014-04-16 | 2014-10-08 | 鞍山申阔机械制造有限公司 | 5700 rotating pup joint |
| CN203847080U (en) * | 2014-06-03 | 2014-09-24 | 中国石油化工股份有限公司 | Downhole tool string for pumping perforation operation of horizontal well |
| CN204060684U (en) * | 2014-07-11 | 2014-12-31 | 中国海洋石油总公司 | A kind of insulation components of insulating short section |
| US20170058644A1 (en) * | 2015-04-30 | 2017-03-02 | Kobold Services Inc. | Downhole sleeve assembly and sleeve actuator therefor |
| CN109372454A (en) * | 2018-11-19 | 2019-02-22 | 中国海洋石油集团有限公司 | A kind of control system of borehole log bridle |
| CN209637742U (en) * | 2019-01-30 | 2019-11-15 | 中国海洋石油集团有限公司 | A kind of logging instrument |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115095282A (en) * | 2022-06-17 | 2022-09-23 | 巴州大朴石油技术服务有限公司 | Motor-controlled releasable headstall logging method and headstall structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111119843B (en) | 2022-12-09 |
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