CN201560756U - Center cabling type directional water delivery device - Google Patents
Center cabling type directional water delivery device Download PDFInfo
- Publication number
- CN201560756U CN201560756U CN2009202455699U CN200920245569U CN201560756U CN 201560756 U CN201560756 U CN 201560756U CN 2009202455699 U CN2009202455699 U CN 2009202455699U CN 200920245569 U CN200920245569 U CN 200920245569U CN 201560756 U CN201560756 U CN 201560756U
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- probe
- drilling
- spring
- center
- delivery device
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Abstract
The utility model relates to a center cabling cable directional water delivery device, during coal mine downhole tunnel directional drilling and geology controlled directional probe boring, an MWD system is an important tool for continuously monitoring the drilling track and correcting error in time. In prior art, the water delivery device can only provide flushing medium to the inside of a drill rod, and can not transmit the downhole measurement signal. A center cabling apparatus composed of leads, a touch needle, a probe, a spring, a holding screw and a reducing spring is arranged in an inner cavity of the existing directional water delivery device, the touch needle is fixed inside of the probe by the spring and the holding screw, the reducing spring is arranged on the probe, the touch needle is connected with a rapid wiring post arranged at the other end of the directional water delivery device by leads, the reducing spring is connected with a female joint of a center cabling type large through hole drilling rod at the inner taper surface, the rapid wiring post is connected with an orifice controller. The utility model can implement the wired measurement while drilling safely and reliably, meanwhile can satisfy the requirements of two kinds of drilling processes such as the drilling of downhole combined drilling tool and the drilling of a downhole motor.
Description
Technical field
The utility model relates to a kind of directed water feeder with measurement while drilling function, is the directed water feeder of the logical cable formula in a kind of center specifically.
Technical background
Under the coal mine in tunnel directional drilling and the geology controlled directional drilling, measurement-while-drilling system is continuous monitoring drilling track, the timely necessary tool of rectifying a deviation.In prior art, water feeder can only provide scouring media to drilling rod inside, can not transmission hole at the bottom of measuring-signal.
The utility model content
The technical problem that the utility model solved provide a kind of can safety, reliably, the directed water feeder of the logical cable formula in the center of measuring-signal at the bottom of the transmission hole fast.
For solving above-mentioned technical problem, the technical scheme that the utility model is taked:
The utility model comprises joint, back-up ring, outer tube, axle, sheath, joint is connected by axle with outer tube, between outer tube and the axle back-up ring is set, one end of outer tube is provided with sheath, constitute directed water feeder, its special character is: the inner chamber of described directed water feeder is provided with the logical cable device in center, and it comprises lead, probe, probe, spring, holding screw and Spring capable of diameter varying, probe is fixed on probe inside by spring and holding screw, and Spring capable of diameter varying is set on the probe; Described probe is connected by lead with the fast-wiring post that is arranged on the directed water feeder other end, and Spring capable of diameter varying is connected with the female joint of the logical cable formula large through-hole drilling rod in center of internal conical surface, and the fast-wiring post is connected with the aperture controller.
Above-mentioned lead, probe, probe sheath are provided with insulation sleeve.
The logical cable device in above-mentioned center is arranged on the axis direction of directed water feeder by fast-wiring post and sheath.
Compared with prior art, the beneficial effects of the utility model:
The utility model can be safe and reliable the realization wired drilling measure, and can satisfy simultaneously that way-type drilling unit at the bottom of the hole creeps into and the hole at the bottom of motor creep into the requirement of two kinds of drilling process.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the utility model is elaborated.
Referring to Fig. 1, the utility model comprises joint 2, back-up ring 3, outer tube 4, axle 5, sheath 6, the center leads to cable device, the logical cable device in center comprises lead 7, probe 8, probe 9, spring 10, holding screw 11 and Spring capable of diameter varying 12, joint 2 is connected by axle 5 with outer tube 4, between outer tube 4 and the axle 5 back-up ring 3 is set, one end of outer tube 4 is provided with sheath 6, constitute directed water feeder, the logical cable device in center is arranged on the inner chamber of directed water feeder, probe 8 is fixed on probe 9 inside by spring 10 and holding screw 11, spring 10 has certain pre compressed magnitude, when probe 8 and lead 7 wearing and tearing cause after its length shortens, spring 10 is compensation automatically, guarantees that probe 8 and lead 7 keep in touch state, lead 7, probe 8, probe 9 is arranged with insulation sleeve.
The logical cable device in center is arranged on the axis direction of directed water feeder by fast-wiring post 1 and sheath 6.
The directed water feeder of the logical cable formula in center is connected with the logical cable formula drilling rod in center by the screw thread of front end, and measuring-signal passes through in Spring capable of diameter varying 12 input leads 7 at the bottom of the hole that drilling rod is exported, and by fast-wiring post 1 signal is exported to the aperture controller.
No matter whether the directed water feeder of the logical cable formula in center drilling rod when being connected with the logical cable formula drilling rod in center turns round the equal lead 7 and fast-wiring post 1 transfixion that can guarantee water feeder, during the drilling rod revolution, sheath 6, probe 9 and probe 8 are all along with drilling rod turns round together, but lead 7, fast-wiring post 1 and 2 transfixions of joint, so have relative rotary motion between probe 8 and the lead 7, after probe 8 wearing and tearing length shorten, spring 10 is compensation automatically, guarantees that lead 7 and probe 8 keep in touch state.
The above, it only is preferred embodiment of the present utility model, be not that the utility model is done any pro forma restriction, every foundation technical spirit of the present utility model all still belongs in the scope of technical solutions of the utility model any simple modification, equivalent variations and modification that above embodiment did.
Claims (3)
1. a center leads to the directed water feeder of cable formula, comprise joint (2), back-up ring (3), outer tube (4), axle (5), sheath (6), joint (2) is connected by axle (5) with outer tube (4), between outer tube (4) and the axle (5) back-up ring (3) is set, one end of outer tube (4) is provided with sheath (6), constitute directed water feeder, it is characterized in that: the inner chamber of described directed water feeder is provided with the logical cable device in center, it comprises lead (7), probe (8), probe (9), spring (10), holding screw (11) and Spring capable of diameter varying (12), probe (8) is fixed on probe (9) inside by spring (10) and holding screw (11), on the probe (9) Spring capable of diameter varying (12) is set; Described probe (8) is connected by lead (7) with the fast-wiring post (1) that is arranged on the directed water feeder other end, Spring capable of diameter varying (12) is connected with the female joint of the logical cable formula large through-hole drilling rod in center of internal conical surface, and fast-wiring post (1) is connected with the aperture controller.
2. the directed water feeder of the logical cable formula in a kind of center according to claim 1, it is characterized in that: described lead (7), probe (8), probe (9) are arranged with insulation sleeve.
3. the directed water feeder of the logical cable formula in a kind of center according to claim 1 is characterized in that: the logical cable device in described center is arranged on the axis direction of directed water feeder by fast-wiring post (1) and sheath (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202455699U CN201560756U (en) | 2009-12-02 | 2009-12-02 | Center cabling type directional water delivery device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202455699U CN201560756U (en) | 2009-12-02 | 2009-12-02 | Center cabling type directional water delivery device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201560756U true CN201560756U (en) | 2010-08-25 |
Family
ID=42625903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202455699U Expired - Lifetime CN201560756U (en) | 2009-12-02 | 2009-12-02 | Center cabling type directional water delivery device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201560756U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101725342B (en) * | 2009-12-02 | 2011-06-01 | 煤炭科学研究总院西安研究院 | Hollow cable type directed water conveying device |
| CN102926686A (en) * | 2012-11-01 | 2013-02-13 | 三一重型装备有限公司 | Directional water feeder and directional drilling machine |
| CN105156031A (en) * | 2015-09-17 | 2015-12-16 | 西南石油大学 | Steering tool applied to electric-driving directional crossing |
| CN110133331A (en) * | 2019-05-27 | 2019-08-16 | 四川晶辉半导体有限公司 | A kind of compensation test pawl |
| CN114776241A (en) * | 2022-05-17 | 2022-07-22 | 中煤科工集团西安研究院有限公司 | Measurement while drilling water feeder with rotary connection device, and wireless and wired rotary connection device |
-
2009
- 2009-12-02 CN CN2009202455699U patent/CN201560756U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101725342B (en) * | 2009-12-02 | 2011-06-01 | 煤炭科学研究总院西安研究院 | Hollow cable type directed water conveying device |
| CN102926686A (en) * | 2012-11-01 | 2013-02-13 | 三一重型装备有限公司 | Directional water feeder and directional drilling machine |
| CN102926686B (en) * | 2012-11-01 | 2015-10-28 | 三一重型装备有限公司 | Directed water feeder and directional drilling machine |
| CN105156031A (en) * | 2015-09-17 | 2015-12-16 | 西南石油大学 | Steering tool applied to electric-driving directional crossing |
| CN110133331A (en) * | 2019-05-27 | 2019-08-16 | 四川晶辉半导体有限公司 | A kind of compensation test pawl |
| CN114776241A (en) * | 2022-05-17 | 2022-07-22 | 中煤科工集团西安研究院有限公司 | Measurement while drilling water feeder with rotary connection device, and wireless and wired rotary connection device |
| CN114776241B (en) * | 2022-05-17 | 2023-08-25 | 中煤科工集团西安研究院有限公司 | Measurement while drilling water feeder with turn-through device, wireless and wired turn-through device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100825 Effective date of abandoning: 20091202 |