CN203808980U - Butt-joint device for horizontal well logging cable and logging instrument - Google Patents
Butt-joint device for horizontal well logging cable and logging instrument Download PDFInfo
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- CN203808980U CN203808980U CN201420139017.0U CN201420139017U CN203808980U CN 203808980 U CN203808980 U CN 203808980U CN 201420139017 U CN201420139017 U CN 201420139017U CN 203808980 U CN203808980 U CN 203808980U
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- joint
- male
- female
- ring
- docking facilities
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Abstract
The utility model discloses a butt-joint device for a horizontal well logging cable and a logging instrument. The butt-joint device comprises a male connector and a female connector, wherein one end of the male connector is connected with the logging instrument; one end of the female connector is connected with the logging cable. The butt-joint device is characterized in that the male connector further comprises a guide conical head and a male head conductive ring; the female connector further comprises a positioning ring and a female head conductive ring; the butt-joint device further comprises a radial reed; the radial reed is arranged on the female connector; the radial reed is used for keeping the male head conductive ring and the female head conductive ring contacted all the time, so as to increase the conductivity between the male connector and the female connector.
Description
Technical field
The utility model relates to technical field of petroleum extraction, particularly a kind of horizontal wellbore logging cable and logger docking facilities.
Background technology
In peupendicular hole during well logging, logger relies on self gravitation to send in well with under logging cable.But at high angle hole, especially in net horizontal section, gravity can not draw logging instrument motion, and the length that need to measure target zone has tens or hundreds of rice, therefore must logger be delivered to shaft bottom by means of special horizontal well instrument.
The outer each oilfield horizontal well logging technique of Present Domestic and means of delivery are of a great variety, wherein drilling rod conveying method is to use drilling rod as power conveying equipment, first logger is delivered to target zone top, down-hole, then logging cable is sent into down-hole by drilling rod inside and dock with logger.Drilling rod carries engaging tool not to be only applicable to open hole well and cased hole logging, also can be used for the perforating job of record and the horizontal case well of producing well, is that oil field is used maximum horizontal wellbore logging process technologies.
The application's utility model people is realizing in the process of the embodiment of the present application technical scheme, at least finds to exist in prior art following technical problem:
In prior art, the research manufacturing technology of horizontal engaging tool is also immature, exists centering poor, coordinates tension, and causes damage of components to dock failed defect.
Utility model content
It is poor that the purpose of this utility model is to provide a kind of horizontal wellbore logging cable and logger docking facilities to solve pin and box sub centering of the prior art, coordinates the technical problem of tension, has the good technique effect of conduction.
In order to achieve the above object, the technical solution adopted in the utility model is:
A kind of horizontal wellbore logging cable and logger docking facilities, described docking facilities comprises male joint and female joint, wherein, one end of described male joint is connected with described logger, one end of described female joint is connected with described logging cable, it is characterized in that, described docking facilities also comprises: in described male joint, also comprise: starting taper head, described starting taper head is arranged at the other end of described male joint, the guiding centering when achieving a butt joint; Male conducting ring, described male conducting ring is arranged in described male joint; In described female joint, also comprise: locating ring, described locating ring is arranged at the other end of described female joint, the guiding centering when achieving a butt joint; Female conducting ring, described female conducting ring is arranged in described female joint; Radially reed, described radially reed is arranged in described female joint, and described radially reed makes described male conducting ring remain and contact with described female conducting ring.
Further, also comprise male dead ring in described male joint, described male dead ring is arranged in described male joint, for promoting the insulating properties of described male joint.
Further, also comprise sealing ring in described male joint, described sealing ring is arranged in described male joint, for promoting the insulating properties of described male joint.
Further, also comprise female dead ring in described female joint, described female dead ring is arranged in described female joint, for promoting the insulating properties of described female joint.
Further, in described female joint, also comprise and scrape earth rubber cover, described in scrape earth rubber and be set in described female joint, for promoting the insulating properties of described female joint.
Further, described sealing ring, the material of scraping earth rubber cover are fluorubber.
Further, the material of described male dead ring and female dead ring is PEEK material.
Further, described radially reed is uniformly distributed N root convex tendon along the circumferential direction, and wherein N is more than or equal to 2.
Further, described starting taper head, male conducting ring, locating ring, female conducting ring, radially the surface of reed is provided with Gold plated Layer.
Further, in described male joint, also comprise starting taper body, in described female joint, also comprise guiding thread protector, wherein, described starting taper head, described starting taper body, described locating ring and described guiding thread protector are provided with different guiding cone angles, so that the guiding centering of described docking facilities.
Compared with prior art, the beneficial effect that technical solutions of the utility model produce is:
1. the utility model, by the radially effect of reed, makes pin and box sub conducting ring compensate the impact of fit tolerance, remains contact, has strengthened conduction;
2. starting taper head, starting taper body, locating ring and guiding thread protector have designed different guiding cone angles, have ensured the guiding centering of engaging tool;
Conducting ring, radially the piece surface such as reed, starting taper head, starting taper body, guiding thread protector all carries out gold-plated processing, has strengthened the electric conductivity of engaging tool;
4. the utility model adopts the dead ring of scraping earth rubber cover, gum cover, sealing ring and PEEK material of fluorubber material, and the insulating properties of engaging tool are significantly improved.
Brief description of the drawings
Fig. 1 is the male joint structural representation of a kind of docking facilities in the utility model embodiment;
Fig. 2 is the female joint structural representation of a kind of docking facilities in the utility model embodiment;
Fig. 3 is the connection diagram of a kind of docking facilities in the utility model embodiment.
Detailed description of the invention
It is poor that a kind of horizontal wellbore logging cable in the utility model embodiment and logger docking facilities have solved pin and box sub centering of the prior art, coordinates the technical problem of tension, has the good technique effect of conduction.
Embodiment mono-:
As shown in Figure 1, 2, 3, the utility model embodiment discloses a kind of horizontal wellbore logging cable and logger docking facilities, and this docking facilities is made up of two parts: male joint and female joint, and male joint is connected with logger, female joint is connected with logging cable, achieves a butt joint in down-hole.
As shown in Figure 1, male joint is made up of component such as starting taper head 11, male dead ring 12, male conducting ring 13, sealing ring 14, starting taper body 15, male shells 16; 30 ° of starting taper head 11 cone angles, 20 ° of starting taper body 15 cone angles, the guiding centering while having ensured docking; Male dead ring 12 adopts high strength, corrosion-resistant, the PEEK material that insulating properties are good; Sealing ring 14, for O shape circle, adopts nonstandard specification, internal diameter 9.7mm, and diameter of section 1.54mm, material is fluorubber, has ensured the insulating properties of male joint; Male conducting ring 13 surface gold-plating, strengthen its electric conductivity.
As shown in Figure 2, female joint by female conducting ring 21, gum cover 22, radially reed 23, shell 24, female dead ring 25, scrape the component such as earth rubber cover 26, locating ring 27, guiding thread protector 28 and form; Special radially reed 23 can make to remain contact between the conducting ring of pin and box sub; Scrape earth rubber cover 26 and gum cover 22 and all use fluorubber manufacture, while preventing from docking, mud is sneaked into impact insulation; Female dead ring 25 adopts high strength, corrosion-resistant, and the PEEK material that insulating properties are good can stop outside mud to be invaded; 50 ° of locating ring 27 cone angles, 21.7 ° of guiding thread protector 28 cone angles, the guiding centering while having ensured docking.
Embodiment bis-
In order better to explain the structure of the utility model embodiment, will be explained from the implementation procedure of the utility model embodiment below.
As shown in Figure 3, a set of complete horizontal well docking system, except engaging tool, also will have male joint halter 3, for the logger 4 of different series and being connected of male joint 1; With the male shell 16 of snap close for the protection of male joint 1; Female joint 2 connects the weighted lever 5 with lock ring, and is connected with logging cable 7 by torpedo 6; Lock ring snap close forms a set of safety device, can not throw off with after ensureing to achieve a butt joint under certain pulling force condition; On ground, bypass device 8 is equipped with at well head place, and logging cable 7 is from here through being connected with torpedo 6.
Embodiment tri-
Docking facilities by embodiment of the present utility model specifically comprises following three steps in the technological process of drilling rod conveying method:
1. with drilling tool, logger (comprising the utility model male joint assembly) is transported to the top of well logging interval of interest;
2. cable (comprising the utility model female joint assembly) is transferred from drilling rod high speed by bypass, realizes being connected between downhole logging instruments and ground installation;
3., after pair access node completes, instrument power supply is checked, attached cable folder, instrument string was carried whole measuring well section by one post of drilling rod, proposed well logging on then.
The one or more technical schemes that provide in the embodiment of the present application, at least have following technique effect or advantage:
1. the utility model adopts fluorubber to scrape the dead ring of earth rubber cover, gum cover, special O-ring seals and PEEK material, and the insulating properties of engaging tool are significantly improved;
2. design radially reed, made pin and box sub conducting ring compensate the impact of fit tolerance, remained contact, strengthened conduction property;
3. starting taper head, starting taper body, locating ring and guiding thread protector have designed different guiding cone angles, have ensured the guiding centering of engaging tool;
Conducting ring, radially the piece surface such as reed, starting taper head, starting taper body, guiding thread protector all carries out gold-plated processing, has strengthened the electric conductivity of engaging tool.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. horizontal wellbore logging cable and a logger docking facilities, described docking facilities comprises male joint and female joint, wherein, one end of described male joint is connected with described logger, one end of described female joint is connected with described logging cable, it is characterized in that, in described male joint, also comprises:
Starting taper head, described starting taper head is arranged at the other end of described male joint;
Male conducting ring, described male conducting ring is arranged in described male joint;
In described female joint, also comprise:
Locating ring, described locating ring is arranged at the other end of described female joint;
Female conducting ring, described female conducting ring is arranged in described female joint;
Radially reed, described radially reed is arranged in described female joint, and described radially reed makes described male conducting ring remain and contact with described female conducting ring.
2. docking facilities as claimed in claim 1, is characterized in that, in described male joint, also comprises:
Male dead ring, described male dead ring is arranged in described male joint.
3. docking facilities as claimed in claim 1, is characterized in that, in described male joint, also comprises:
Sealing ring, described sealing ring is arranged in described male joint.
4. docking facilities as claimed in claim 1, is characterized in that, in described female joint, also comprises:
Female dead ring, described female dead ring is arranged in described female joint.
5. docking facilities as claimed in claim 1, is characterized in that, in described female joint, also comprises:
Scrape earth rubber cover, described in scrape earth rubber and be set in described female joint.
6. docking facilities as claimed in claim 1, is characterized in that, described radially reed is uniformly distributed N root convex tendon along the circumferential direction, and wherein N is more than or equal to 2.
7. docking facilities as claimed in claim 1, is characterized in that, described starting taper head, male conducting ring, locating ring, female conducting ring, radially the surface of reed is provided with Gold plated Layer.
8. docking facilities as claimed in claim 1, it is characterized in that, in described male joint, also comprise starting taper body, in described female joint, also comprise guiding thread protector, wherein, described starting taper head, described starting taper body, described locating ring and described guiding thread protector are provided with different guiding cone angles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420139017.0U CN203808980U (en) | 2014-03-26 | 2014-03-26 | Butt-joint device for horizontal well logging cable and logging instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420139017.0U CN203808980U (en) | 2014-03-26 | 2014-03-26 | Butt-joint device for horizontal well logging cable and logging instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203808980U true CN203808980U (en) | 2014-09-03 |
Family
ID=51447753
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420139017.0U Expired - Fee Related CN203808980U (en) | 2014-03-26 | 2014-03-26 | Butt-joint device for horizontal well logging cable and logging instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203808980U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104481505A (en) * | 2014-11-27 | 2015-04-01 | 中国石油天然气集团公司 | Super-long horizontal section pumping-free multiple-butt-joint drilling tool transmission well logging process and butt joint device |
| CN105089625A (en) * | 2014-05-14 | 2015-11-25 | 中国石油天然气股份有限公司 | Horizontal well rod pipe conveying dynamic logging method |
-
2014
- 2014-03-26 CN CN201420139017.0U patent/CN203808980U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105089625A (en) * | 2014-05-14 | 2015-11-25 | 中国石油天然气股份有限公司 | Horizontal well rod pipe conveying dynamic logging method |
| CN105089625B (en) * | 2014-05-14 | 2018-04-03 | 中国石油天然气股份有限公司 | Horizontal well rod tube conveys dynamic logging method |
| CN104481505A (en) * | 2014-11-27 | 2015-04-01 | 中国石油天然气集团公司 | Super-long horizontal section pumping-free multiple-butt-joint drilling tool transmission well logging process and butt joint device |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140903 |