CN202117659U - Multi-core rotary pup joint - Google Patents
Multi-core rotary pup joint Download PDFInfo
- Publication number
- CN202117659U CN202117659U CN2011202309384U CN201120230938U CN202117659U CN 202117659 U CN202117659 U CN 202117659U CN 2011202309384 U CN2011202309384 U CN 2011202309384U CN 201120230938 U CN201120230938 U CN 201120230938U CN 202117659 U CN202117659 U CN 202117659U
- Authority
- CN
- China
- Prior art keywords
- sleeve pipe
- sleeve
- slip ring
- ring assembly
- bearing support
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a multi-core rotary pup joint, which comprises an upper joint sleeve, a slide ring assembly sleeve, a bearing seat sleeve and a lower joint sleeve, wherein the slide ring assembly sleeve, the bearing seat sleeve and the lower joint sleeve are sequentially arranged below the upper joint sleeve. A connecting sleeve is arranged between the upper joint sleeve and the slide ring assembly sleeve, a balance pup joint sleeve is arranged between the bearing seat sleeve and the lower joint sleeve, the lower end of the connecting sleeve is connected with a shift fork, a slide ring assembly is arranged in the slide ring assembly sleeve, a lead pipe is axially arranged in the bearing seat sleeve, a bearing is mounted between the lead pipe and the bearing seat sleeve, the shift fork is connected with the slide ring assembly, and the slide ring assembly is fixedly connected with the lead pipe by the aid of a bolt. The multi-core rotary pup joint is reasonable in design, simple in structure and stable in working performance and is a practical and reliable descending tool for well logging.
Description
Technical field
The utility model belongs to the oil well logging equipment technical field, is specifically related to a kind of multicore rotating short-knot.
Background technology
At present, employed rotating short-knot has the less shortcoming of core number in logging operation, makes its effect to be restricted the allocation position immobilization of rotating short-knot in the instrument string, can not solve the difficulty in the actual well logging work fully.
The utility model content
The purpose of the utility model is the deficiency that exists to prior art, and a kind of reasonable in design, simple in structure, stable work in work, practical and reliable multicore rotating short-knot are provided.
The technical scheme of the utility model is: a kind of multicore rotating short-knot is characterized in that: comprise top connection sleeve pipe and the total packaged tube of slip ring, bearing support sleeve pipe and the lower contact sleeve pipe that are successively set on top connection sleeve pipe below; Be provided with splicing sleeve between the total packaged tube of top connection sleeve pipe and slip ring, be provided with balance pipe nipple sleeve pipe between bearing support sleeve pipe and the lower contact sleeve pipe; The lower end of splicing sleeve is connected with shift fork, is provided with the slip ring assembly in the total packaged tube of slip ring, and the bearing sleeve inner axial tube is provided with conduit, between conduit and the bearing support sleeve pipe bearing is installed; Shift fork connects the slip ring assembly, and the slip ring assembly is connected through bolt with conduit.
Above-mentioned a kind of multicore rotating short-knot is characterized in that: be between said splicing sleeve and top connection sleeve pipe and the total packaged tube of slip ring and between balance pipe nipple sleeve pipe and bearing support sleeve pipe and the lower contact sleeve pipe and be threaded.
Above-mentioned a kind of multicore rotating short-knot is characterized in that: between said splicing sleeve and top connection sleeve pipe and the total packaged tube of slip ring, between balance pipe nipple sleeve pipe and bearing support sleeve pipe and the lower contact sleeve pipe and be provided with sealing ring between bearing support sleeve pipe and the total packaged tube of slip ring.
Above-mentioned a kind of multicore rotating short-knot is characterized in that: said bearing is a taper roll bearing.
Above-mentioned a kind of multicore rotating short-knot, it is characterized in that: said slip ring assembly includes the contact ring of 32 mutually insulateds, and corresponding each contact ring slides and is provided with four carbon brush.
The utility model compared with prior art has the following advantages:
(1) the utility model is reasonable in design, reliable working performance;
(2) can be connected on optional position in the instrument string, install, easy to use, be a kind of rotating short-knot of novel multicore.
Through accompanying drawing and embodiment, the technical scheme of the utility model is done further detailed description below.
Description of drawings
Fig. 1 is the structural representation of the utility model.
Description of reference numerals:
1-top connection sleeve pipe; The total packaged tube of 2-slip ring; 3-bearing support sleeve pipe;
The 4-splicing sleeve; 5-balance pipe nipple sleeve pipe; 6-lower contact sleeve pipe;
The 7-shift fork; 8-slip ring assembly; The 9-conduit;
The 10-bearing; The 11-sealing ring.
The specific embodiment
As shown in Figure 1, the utility model comprises the total packaged tube of top connection sleeve pipe 1 and the slip ring that is successively set on top connection sleeve pipe 1 below 2, bearing support sleeve pipe 3 and lower contact sleeve pipe 6; Be provided with splicing sleeve 4 between the total packaged tube 2 of top connection sleeve pipe 1 and slip ring, be provided with balance pipe nipple sleeve pipe 5 between bearing support sleeve pipe 3 and the lower contact sleeve pipe 6; The lower end of splicing sleeve 4 is connected with shift fork 7, is provided with slip ring assembly 8 in the total packaged tube 2 of slip ring, axially is provided with conduit 9 in the bearing support sleeve pipe 3, between conduit 9 and the bearing support sleeve pipe 3 bearing 10 is installed; Shift fork 7 connects slip ring assemblies 8, and slip ring assembly 8 and conduit 9 are connected through bolt.
As shown in Figure 1, be between said splicing sleeve 4 and top connection sleeve pipe 1 and the total packaged tube 2 of slip ring and between balance pipe nipple sleeve pipe 5 and bearing support sleeve pipe 3 and the lower contact sleeve pipe 6 and be threaded.
As shown in Figure 1, between the total packaged tube 2 of said splicing sleeve 4 and top connection sleeve pipe 1 and slip ring, between balance pipe nipple sleeve pipe 5 and bearing support sleeve pipe 3 and the lower contact sleeve pipe 6 and be provided with sealing ring 11 between bearing support sleeve pipe 3 and the total packaged tube 2 of slip ring.
Said bearing 10 is a taper roll bearing.
Said slip ring assembly 8 includes the contact ring of 32 mutually insulateds, and corresponding each contact ring slides and is provided with four carbon brush.
During work; Be threaded with logger respectively through the utility model top connection sleeve pipe 1 and lower contact sleeve pipe 6, be serially connected in the precalculated position in the logger string, through the relative rotation of top connection sleeve pipe 1 and lower contact sleeve pipe 6; Can the torsion in the logger string be eliminated; Reduce the instrument rotation, reduce the torsion on the logging cable, the protection cable.The slip ring assembly can keep being connected in being electrically connected between the utility model upper/lower terminal logger when instrument rotates.If be used with density appearance Attitude Retention Unit, can also make measuring pad maintain certain orientation, improve logging data quality.
Claims (5)
1. multicore rotating short-knot is characterized in that: comprise top connection sleeve pipe (1) and be successively set on the total packaged tube of slip ring (2), bearing support sleeve pipe (3) and the lower contact sleeve pipe (6) of top connection sleeve pipe (1) below; Be provided with splicing sleeve (4) between top connection sleeve pipe (1) and the total packaged tube of slip ring (2), be provided with balance pipe nipple sleeve pipe (5) between bearing support sleeve pipe (3) and the lower contact sleeve pipe (6); The lower end of splicing sleeve (4) is connected with shift fork (7), is provided with slip ring assembly (8) in the total packaged tube of slip ring (2), axially is provided with conduit (9) in the bearing support sleeve pipe (3), between conduit (9) and the bearing support sleeve pipe (3) bearing (10) is installed; Shift fork (7) connects slip ring assembly (8), and slip ring assembly (8) is connected through bolt with conduit (9).
2. multicore rotating short-knot according to claim 1 is characterized in that: be between said splicing sleeve (4) and top connection sleeve pipe (1) and the total packaged tube of slip ring (2) and between balance pipe nipple sleeve pipe (5) and bearing support sleeve pipe (3) and the lower contact sleeve pipe (6) and be threaded.
3. multicore rotating short-knot according to claim 1 and 2 is characterized in that: between said splicing sleeve (4) and top connection sleeve pipe (1) and the total packaged tube of slip ring (2), between balance pipe nipple sleeve pipe (5) and bearing support sleeve pipe (3) and the lower contact sleeve pipe (6) and be provided with sealing ring (11) between bearing support sleeve pipe (3) and the total packaged tube of slip ring (2).
4. multicore rotating short-knot according to claim 1 is characterized in that: said bearing (10) is a taper roll bearing.
5. multicore rotating short-knot according to claim 1 is characterized in that: said slip ring assembly (8) includes the contact ring of 32 mutually insulateds, and corresponding each contact ring slides and is provided with four carbon brush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202309384U CN202117659U (en) | 2011-07-02 | 2011-07-02 | Multi-core rotary pup joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202309384U CN202117659U (en) | 2011-07-02 | 2011-07-02 | Multi-core rotary pup joint |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202117659U true CN202117659U (en) | 2012-01-18 |
Family
ID=45458732
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202309384U Expired - Fee Related CN202117659U (en) | 2011-07-02 | 2011-07-02 | Multi-core rotary pup joint |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202117659U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103573260A (en) * | 2013-10-25 | 2014-02-12 | 中国石油集团西部钻探工程有限公司 | Composite electromagnetic wave transmission and measurement while drilling device |
| CN105781421A (en) * | 2014-12-26 | 2016-07-20 | 中石化胜利石油工程有限公司钻井工艺研究院 | Sleeve rotary and circular running tool |
| CN111425137A (en) * | 2020-05-19 | 2020-07-17 | 西南石油大学 | Novel mandrel and shell system |
-
2011
- 2011-07-02 CN CN2011202309384U patent/CN202117659U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103573260A (en) * | 2013-10-25 | 2014-02-12 | 中国石油集团西部钻探工程有限公司 | Composite electromagnetic wave transmission and measurement while drilling device |
| CN103573260B (en) * | 2013-10-25 | 2016-01-13 | 中国石油集团西部钻探工程有限公司 | Combined type electric magnetic wave transmission measurement-while-drilling device |
| CN105781421A (en) * | 2014-12-26 | 2016-07-20 | 中石化胜利石油工程有限公司钻井工艺研究院 | Sleeve rotary and circular running tool |
| CN105781421B (en) * | 2014-12-26 | 2017-12-01 | 东营黄蓝知识产权运营管理有限公司 | A kind of sleeve rotating circulates tripping in device |
| CN111425137A (en) * | 2020-05-19 | 2020-07-17 | 西南石油大学 | Novel mandrel and shell system |
| CN111425137B (en) * | 2020-05-19 | 2021-06-22 | 西南石油大学 | Novel mandrel and shell system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120118 Termination date: 20200702 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |