CN109681193B - A kind of automatic reciprocation type data acquisition in underground and transmitting device - Google Patents
A kind of automatic reciprocation type data acquisition in underground and transmitting device Download PDFInfo
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- CN109681193B CN109681193B CN201811320955.XA CN201811320955A CN109681193B CN 109681193 B CN109681193 B CN 109681193B CN 201811320955 A CN201811320955 A CN 201811320955A CN 109681193 B CN109681193 B CN 109681193B
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- data
- downhole data
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/26—Storing data down-hole, e.g. in a memory or on a record carrier
Abstract
A kind of acquisition of self-turning-back downhole data and transfer device, the data bins launched by ground and the DATA REASONING instrument for being installed on shaft bottom form, data bins are made of junction portion, power section, buoyant cabin (25) and fishing joint (26), support wheel (1) is installed in joint shell (2), junction portion is bolted with power section, motor (12), propeller (18), turbine and worm driving device are installed in power section, power section is connected with buoyant cabin, and fishing joint (26) are equipped on buoyant cabin；Downhole data acquisition and measurement function may be implemented under the various operating conditions such as horizontal well, straight well, water injection well, drilling well, well logging in the present invention, have the advantages that it is safe and efficient, applied widely, measure rate and order of accuarcy height, data acquisition amount be big, easy to operate, high degree of automation, reusable.
Description
Technical field
The present invention relates to oil drilling, geological prospecting information collections to transmit field, and in particular to a kind of self-turning-back underground number
According to acquisition and transfer device.
Background technique
Since social production, life are increasing to the demand of petroleum resources, so the mining depth of petroleum resources is not
It is disconnected to increase, exploitation difficulty is also increased at the same time, especially for place more hidden at some oil reservoirs, in order to guarantee
It to accurate geologic information, needs scientific and rational using logging technique, is avoided while promoting logging efficiency unnecessary
Cost input.During petroleum drilling and mining, it is also desirable to acquisition and measurement downhole data, and then phase is made in face of drilling process on ground
The regulating measures answered.
Logging mode is varied both at home and abroad at present, surveys transmission to downhole data and is divided into two kinds of relatively conventional modes,
First is that the data telemetries method such as mud-pulse, electromagnetic wave, sound wave used by the current more logging while drilling technology in forward position is realized
The transmitting of downhole data, still there are many technical problems for such data transferring method, as volume of transmitted data is small, data have distortion existing
As, the scope of application is narrow etc., and technical difficulty is high, and the country not yet grasps such technology at present；The second is domestic at present common
Cable transmission mode, is carried out data transmission by cable, and volume of transmitted data is big, and transmitting is accurate, is grasped the disadvantage is that needing to shut down
Make, affect working efficiency, and cable is more demanding to cable stretch in use, site construction technology cooperation is needed to keep away
Exempt from the cable slack problem.And this method country by the progress data transmitting of data bearer storehouse of the present invention was once
There is similar self-floating logging instrument for the data transport in straight well, shaft bottom is pumped by slush pump, by self-contained
Measuring instrument carries out underground data measuring, closes after slush pump, data are taken back ground by the buoyancy of itself by it, and effect is good
It is good, by being transformed optimization to it, have an opportunity to become a kind of suitable China log well at present status downhole data acquisition, transmit
Tool.
Summary of the invention
The purpose of the present invention is to overcome the shortcomings of the existing technology, provides a kind of acquisition of self-turning-back downhole data and transmitting dress
It sets, completes downhole data transmitting and acquisition by launching self-turning-back data bearer storehouse, realize and do not changing traditional drilling well, well logging
The acquisition and transmitting of downhole data in the case of operation technique, implementation process is easy to operate, highly effective and safe；Acquired data are not lost
Very, and transmission capacity is big；It can be applied to all kinds of oil/gas wells such as straight well, extended reach well, horizontal well；And with operating cost is low, can weigh
The characteristics of being recycled again；Significantly reduce the measurement cost of downhole data in drilling well and well logging.
The purpose of the present invention is achieved through the following technical solutions: a kind of acquisition of self-turning-back downhole data and transfer device,
It is characterized by: data bins that it is launched by ground and be installed on the DATA REASONING instrument in shaft bottom and form, data bins by junction portion,
Power section, buoyant cabin (25) and fishing joint (26) composition, the junction portion is by joint shell (2), non-conductive machinery
Lubricate butter layer (3), rubber-covered sealing-plug (4), the component that is flexible coupling (5), nylon insulation sleeve (7), upper connecting needle (6), number
According to line (27), measuring probe (8), data storage (10) composition；Non-conductive mechanical lubrication butter layer (3), rubber-covered sealing
Fill in (4), the component that is flexible coupling (5), nylon insulation sleeve (7) storied placement；Upper connecting needle (6) passes through nylon insulation sleeve (7) head
Insertion is flexible coupling in component (5), and end connects data line (27)；Data line (27) other end connects data storage (10)；
Information processing equipment (9) is installed on joint shell inner wall, and measuring probe (8) is mounted on joint shell outer wall；The power section
By motor housing (13), power supply (11), motor (12), connection bolt (14), motor fixing bolt (15), shaft coupling (16),
Propeller support frame (17), propeller (18), featured driving wheel (23), secondary push take turns (21), push wheel support (20), transmission shaft
(19), worm screw (22), bearing (24) composition, motor housing (13) is bolted to be connected with joint shell (2), motor housing
(13) it is provided with motor (12) and power supply (11), motor (12) is bolted on propeller shell (17) lower cover
On, transmission shaft (20) is connected by shaft coupling (16) with motor (12) output end, and propeller (18) and worm screw (22) are mounted on
On transmission shaft, propeller support frame (17) lower cover is bolted with motor housing (13), on propeller support frame (17)
End, which is connected to, pushes wheel support (20) above, pushes wheel support (20) circumferentially distributed, and one is equipped with above each bracket and is promoted mainly
Driving wheel (23) and two secondary push take turns (21), promote mainly driving wheel (23) and worm screw (22) engagement.Described buoyant cabin (25) one end and dynamic
The promotion wheel support (20) of power part is connected, and is hollow closed thin-walled cylinder, and the buoyant cabin other end is connected with fishing joint
(26)；Underground data measuring instrument is by underground survey probe (36), logger power supply (35), downhole data memory (34), branch
Support (33), downhole data line (32), support plate (31), the wedge-shaped body of rod (30), nylon ball head (29), lower connecting needle (28),
Lower connecting needle (28) passes through from nylon ball head, and lower end is connected with downhole data line (32), and downhole data line (32) can be with
Downhole data memory (34) is connected；Underground data measuring instrument is mounted on inside drill string by support frame (33).
A kind of self-turning-back downhole data acquisition and transfer device, it is characterised in that: joint shell (2) shape is to fall
Opening shape plays guiding role；Pulley (1) is circumferentially distributed on joint shell (2) outer wall, in data bins motion process
Reduce the friction with the borehole wall.
A kind of self-turning-back downhole data acquisition and transfer device, it is characterised in that: the power section is featured
Driving wheel (23) and secondary push are arranged fluted on wheel (21), for increasing the friction for pushing and taking turns and between the borehole wall and casing, be convenient for
Wheel is pushed to realize progradation.
A kind of described self-turning-back downhole data acquisition and transfer device, it is characterised in that: junction portion, power section,
Buoyant cabin is bolted between (25), and is both provided with sealing ring.
The component that is flexible coupling (5) includes cluster thin copper wire, graphite powder, smears and is filled on copper wire and between copper wire
Graphite powder.
The invention has the following advantages that 1. entire simple processes, realize and are not changing traditional drilling well, well logging, well workover work
The acquisition and transmitting of downhole data under industry process condition；2. its operating process is simple, data transmit safe and efficient, acquired data
It is undistorted；3. data transmitting classification is more, do not influenced by drilling fluid, single data transmission capacity is big；4. it is applied widely, it can be used for
All kinds of oil/gas wells such as straight well, extended reach well, horizontal well；5. operating cost is low, can repeatedly use；6. data bearer storehouse is launched
With Different Strata depth formation parameter is capable of measuring in return course.
Detailed description of the invention
Fig. 1 is apparatus structure schematic diagram；
Fig. 2 is device the schematic diagram of the section structure；
Fig. 3 is Section A-A figure in Fig. 1；
Fig. 4 is section B-B figure in Fig. 1；
Fig. 5 is underground data measuring apparatus structure schematic diagram；
Fig. 6 is Fig. 5 C direction view；
Fig. 7 is that data bins work process flow chart in horizontal well；
Fig. 8 is that data bins work process flow chart in straight well.
1. support wheel, 2. joint shells, 3. non-conductive mechanical lubrication butter layers, 4. rubber-covered sealing-plugs, 5. are flexible coupling
Component, connecting needle on 6., 7. nylon insulation sleeves, 8. measuring probes, 9. information processing equipments, 10. data storages, 11. numbers
According to storehouse power supply, 12. motor, 13. motor housings, 14. connection bolts, 15. motor fixing bolts, 16. shaft couplings, 17. spirals
Paddle support frame, 18. propellers, 19. transmission shafts, 20. push wheel support, and 21. secondary push are taken turns, 22. worm screws, 23. featured driving wheels,
24. bearing, 25 buoyant cabins, 26. fishing joints, 27. data lines, 28. lower connecting needles, 29 nylon ball heads, the 30. wedge-shaped bodies of rod,
31. support plate, 32 downhole data lines, 33 support frames, 34. downhole data memories, 35. logger power supplys, 36. underground surveys
Probe.
Example is embodied
The present invention will be further described with reference to the accompanying drawing, and protection scope of the present invention is not limited to as described below:
Embodiment one
A kind of acquisition of self-turning-back downhole data described in the present embodiment and transfer device are in straight well.
As shown, a kind of self-turning-back downhole data acquisition and transfer device, it is characterised in that: the number that it is launched by ground
It is formed according to storehouse and the DATA REASONING instrument for being installed on shaft bottom, data bins are by junction portion, power section, buoyant cabin 25 and fishing joint
26 composition, the junction portion by joint shell 2, non-conductive mechanical lubrication butter layer 3, rubber-covered sealing-plug 4, be flexible coupling
Component 5, nylon insulation sleeve 7, upper connecting needle 6, data line 27, measuring probe 8, data storage 10 form；Non-conductive machinery
Lubricate butter layer 3, rubber-covered sealing-plug 4, the component 5 that is flexible coupling, 7 storied placement of nylon insulation sleeve；Upper connecting needle 6 passes through Buddhist nun
Imperial 7 head of insulation sleeve insertion is flexible coupling in component 5, and end connects data line 27；27 other end of data line connects data storage
Device 10；Information processing equipment 9 is installed on joint shell inner wall, and measuring probe 8 is mounted on joint shell outer wall；The power section
By motor housing 13, power supply 11, motor 12, connection bolt 14, motor fixing bolt 15, shaft coupling 16, propeller support frame
17, propeller 18, featured driving wheel 23, secondary push take turns 21, wheel support 20, transmission shaft 19, worm screw 22, bearing 24 are pushed to form, electricity
Machine shell 13 is bolted to be connected with joint shell 2, and motor housing 13 is provided with motor 12 and power supply 11, motor 12
It being bolted on 17 lower cover of propeller shell, transmission shaft 20 is connected by shaft coupling 16 with 12 output end of motor,
Propeller 18 and worm screw 22 are mounted on transmission shaft, and 17 lower cover of propeller support frame is bolted with motor housing 13,
17 upper end of propeller support frame, which is connected to, to push above wheel support 20, pushes wheel support 20 circumferentially distributed, pacifies above each bracket
21 are taken turns equipped with secondary push of a featured driving wheel 23 and two, driving wheel 23 is promoted mainly and worm screw 22 engages.25 one end of buoyant cabin peace
It is hollow thin-walled cylinder on the promotion wheel support 20 of power section, the buoyant cabin other end is connected with fishing joint (26)；
Underground data measuring instrument is by underground survey probe (36), logger power supply (35), downhole data memory (34), support frame
(33), downhole data line (32), support plate (31), the wedge-shaped body of rod (30), nylon ball head (29), lower connecting needle (28) are from nylon
Bulb passes through, and lower end is connected with downhole data line (32), and downhole data line (32) can be with downhole data memory (34) phase
Connection；Underground data measuring instrument is mounted on inside drill string by support frame (33).
A kind of self-turning-back downhole data acquisition and transfer device, it is characterised in that: 2 shape of joint shell is to open
The degree of lip-rounding plays guiding role；Pulley 1 is circumferentially distributed on 2 outer wall of joint shell, in data bins motion process reduce with
The friction of the borehole wall.
A kind of self-turning-back downhole data acquisition and transfer device, it is characterised in that: the power section is featured
It is arranged on driving wheel 23 and secondary promotion wheel 21 fluted.
A kind of described self-turning-back downhole data acquisition and transfer device, it is characterised in that: junction portion, power section,
It is bolted between buoyant cabin 25, and is both provided with sealing ring.
The described component 5 that is flexible coupling includes cluster thin copper wire, graphite powder, smears and be filled with stone on copper wire and between copper wire
Ink powder.
The course of work of the invention is as follows: by downhole data connector, by support frame 33, to be mounted on measuring instrument in drill string attached
Closely, and by downhole data line 32 by downhole data connector drifting bottom measuring instrument it connects, measuring instrument and downhole data
Connector transfers with drill string and reaches shaft bottom；Data bins are put into drill string when drill string makes up a joint by turn-on data storehouse interior power 12, this
When under the pumping of slush pump, drilling fluid is greater than self power device motive force and buoyancy, data bins to the impact forces of data bins
Shaft bottom can be reached with drilling fluid, reach the process in shaft bottom in data bins, the meeting real-time measurement of junction portion measuring probe 8 is different deep
Formation parameter is spent, and is stored in data storage 10 after the data measured are handled by information processing equipment 9, in data bins
When reaching downhole data joint with drilling fluid, due to the guiding role of joint shell 2, the lower connecting needle of downhole data connector
28 can be inserted into the multi-sealed mechanism inside junction portion, sequentially pass through non-conductive mechanical lubrication butter layer 3, rubber-covered
Sealing-plug 4, which is inserted into, to be flexible coupling in component 5, is connected with the upper connecting needle 6 of junction portion by the component that is flexible coupling, and surveys in drill string
Measuring appratus data collected pass to data bins by downhole data connector and are stored in the data storage in junction portion
Data copy work is completed in 10；At the scene in operation process, slush pump pump time is judged according to well depth by engineer, in number
After completing copy, stops slush pump, mud pulse signal is sent by ground, after measuring probe 8 receives pulse signal, by believing
Breath process instrumentation 9 is converted into the signal that control power section is powered, and data bins self power part is started to work at this time, due to floating
Power effect, data bins promote mainly driving wheel 23 and secondary promotion wheel 21 always close to upper tube wall in horizontal segment, promote mainly driving wheel 23, secondary push is taken turns
21, propeller 18 works at the same time, so that connection disconnects, data bins start to advance along tube wall to horizontal well corner, reaches
When horizontal well corner, under data bins natural buoyancy storehouse and power section collective effect, data bins return to ground；In data bins
During returning to ground, measuring probe 8 inside junction portion can real-time measurement different depth bottom parameter, and will measure
Data are stored in data storage 10；After data bins return to ground, the data storage 10 in junction portion is taken out, it will
Data therein are imported into computer, acquire bottom parameter by computer software.
Embodiment two
A kind of acquisition of self-turning-back downhole data described in the present embodiment and transfer device are in horizontal well.
As shown, a kind of self-turning-back downhole data acquisition and transfer device, it is characterised in that: the number that it is launched by ground
It is formed according to storehouse and the DATA REASONING instrument for being installed on shaft bottom, data bins are by junction portion, power section, buoyant cabin 25 and fishing joint
26 composition, the junction portion by joint shell 2, non-conductive mechanical lubrication butter layer 3, rubber-covered sealing-plug 4, be flexible coupling
Component 5, nylon insulation sleeve 7, upper connecting needle 6, data line 27, measuring probe 8, data storage 10 form；Non-conductive machinery
Lubricate butter layer 3, rubber-covered sealing-plug 4, the component 5 that is flexible coupling, 7 storied placement of nylon insulation sleeve；Upper connecting needle 6 passes through Buddhist nun
Imperial 7 head of insulation sleeve insertion is flexible coupling in component 5, and end connects data line 27；27 other end of data line connects data storage
Device 10；Information processing equipment 9 is installed on joint shell inner wall, and measuring probe 8 is mounted on joint shell outer wall；The power section
By motor housing 13, power supply 11, motor 12, connection bolt 14, motor fixing bolt 15, shaft coupling 16, propeller support frame
17, propeller 18, featured driving wheel 23, secondary push take turns 21, wheel support 20, transmission shaft 19, worm screw 22, bearing 24 are pushed to form, electricity
Machine shell 13 is bolted to be connected with joint shell 2, and motor housing 13 is provided with motor 12 and power supply 11, motor 12
It being bolted on 17 lower cover of propeller shell, transmission shaft 20 is connected by shaft coupling 16 with 12 output end of motor,
Propeller 18 and worm screw 22 are mounted on transmission shaft, and 17 lower cover of propeller support frame is bolted with motor housing 13,
17 upper end of propeller support frame, which is connected to, to push above wheel support 20, pushes wheel support 20 circumferentially distributed, pacifies above each bracket
21 are taken turns equipped with secondary push of a featured driving wheel 23 and two, driving wheel 23 is promoted mainly and worm screw 22 engages.25 one end of buoyant cabin peace
It is hollow closed thin-walled cylinder on the promotion wheel support 20 of power section, the buoyant cabin other end is connected with fishing joint
(26)；Underground data measuring instrument is by underground survey probe (36), logger power supply (35), downhole data memory (34), branch
Support (33), downhole data line (32), support plate (31), the wedge-shaped body of rod (30), nylon ball head (29), lower connecting needle (28),
Lower connecting needle (28) passes through from nylon ball head, and lower end is connected with downhole data line (32), and downhole data line (32) can be with
Downhole data memory (34) is connected；Underground data measuring instrument is mounted on inside drill string by support frame (33).
A kind of self-turning-back downhole data acquisition and transfer device, it is characterised in that: 2 shape of joint shell is to open
The degree of lip-rounding plays guiding role；Pulley 1 is circumferentially distributed on 2 outer wall of joint shell, in data bins motion process reduce with
The friction of the borehole wall.
A kind of self-turning-back downhole data acquisition and transfer device, it is characterised in that: the power section is featured
Driving wheel 23 and it is secondary push be arranged on wheel 21 it is fluted, for increasing the friction pushed between wheel and the borehole wall, enhancing propulsion capability.
A kind of described self-turning-back downhole data acquisition and transfer device, it is characterised in that: junction portion, power section,
It is bolted between buoyant cabin 25, and is both provided with sealing ring.
The described component 5 that is flexible coupling includes cluster thin copper wire, graphite powder, smears and be filled with stone on copper wire and between copper wire
Ink powder.
The course of work of the invention is as follows: by downhole data connector, by support frame 33, to be mounted on measuring instrument in drill string attached
Closely, and by downhole data line 32 by downhole data connector drifting bottom measuring instrument it connects, measuring instrument and downhole data
Connector transfers with drill string and reaches shaft bottom；Data bins are put into drill string when drill string makes up a joint by turn-on data storehouse interior power 12, this
When under the pumping of slush pump, drilling fluid is greater than self power device motive force and buoyancy, data bins to the impact forces of data bins
Shaft bottom can be reached with drilling fluid, reach the process in shaft bottom in data bins, the measuring instrument 9 inside junction portion can real-time measurement
Different depth formation parameter, and the data measured are stored in data storage 10, underground is reached with drilling fluid in data bins
When at data connector, due to the guiding role of joint shell 2, the lower connecting needle 28 of downhole data connector can be inserted into connector portions
In point internal multi-sealed mechanism, sequentially pass through non-conductive mechanical lubrication butter layer 3, rubber-covered sealing-plug 4 be inserted into it is soft
In connecting elements 5, be connected with the upper connecting needle 6 of junction portion by the component that is flexible coupling, measuring instrument is collected in drill string
Data are copied by completing data in downhole data connector passes to data bins and is stored in junction portion data storage 10
Shellfish work；At the scene in operation process, slush pump pump time is judged according to well depth by engineer, completes copy in data
Afterwards, stop slush pump, mud pulse signal is sent by ground, after measuring probe 8 receives pulse signal, by information processing equipment 9
It is converted into the signal that control power section is powered, data bins self power part is started to work at this time, promotes mainly driving wheel 23, pair pushes
Wheel 21, propeller 18 work at the same time, and disconnect connection,
Data bins return to ground；During data bins return to ground, the measuring instrument 9 inside junction portion can real-time measurement difference
Depth bottom parameter, and the data measured are stored in data storage 10；After data bins return to ground, connector is taken out
Data storage 10 in part, data therein are imported into computer, acquire formation parameter by computer software.
The present invention includes but is not limited to above embodiment, any to meet the claims or specification description, is met
With principles disclosed herein and novelty, the method for inventive features, technique, product, protection scope of the present invention is each fallen within
Within.
Claims (5)
1. a kind of self-turning-back downhole data acquisition and transfer device, it is characterised in that: the data bins and installation that it is launched by ground
DATA REASONING instrument in shaft bottom forms, and data bins are made of junction portion, power section, buoyant cabin (25) and fishing joint, institute
The junction portion stated by joint shell (2), non-conductive mechanical lubrication butter layer (3), rubber-covered sealing-plug (4), be flexible coupling structure
Part (5), nylon insulation sleeve (7), upper connecting needle (6), data line (27), measuring probe (8), data storage (10) composition；
Non-conductive mechanical lubrication butter layer (3), rubber-covered sealing-plug (4), the component that is flexible coupling (5), nylon insulation sleeve (7) layering row
Cloth；Upper connecting needle (6) passes through the insertion of nylon insulation sleeve (7) head and is flexible coupling in component (5), and end connects data line
(27)；Data line (27) other end connects data storage (10)；Information processing equipment (9) is installed on joint shell (2) inner wall,
Measuring probe (8) is mounted on joint shell outer wall；The power section by motor housing (13), power supply (11), motor (12),
Connect bolt (14), motor fixing bolt (15), shaft coupling (16), propeller support frame (17), propeller (18), featured driving wheel
(23), secondary to push wheel (21), push wheel support (20), transmission shaft (19), worm screw (22), bearing (24) composition, motor housing
(13) it is bolted and is connected with joint shell (2), motor housing (13) is provided with motor (12) and power supply (11), electronic
Machine (12) is bolted on propeller support frame (17) lower cover, and transmission shaft (19) passes through shaft coupling (16) and motor
(12) output end is connected, and propeller (18) and worm screw (22) are mounted on transmission shaft (19), propeller support frame (17) lower cover
It is bolted with motor housing (13), propeller support frame (17) upper end, which is connected to, pushes wheel support (20) above, pushes
Wheel support (20) is circumferentially distributed, and a featured driving wheel (23) is equipped with above each bracket and two secondary push take turns (21), is promoted mainly
Driving wheel (23) and worm screw (22) engagement;Described buoyant cabin (25) one end is connected with the promotion wheel support (20) of power section, is
Hollow closed thin-walled cylinder, the buoyant cabin other end are connected with fishing joint (26)；Underground data measuring instrument includes underground survey
Probe (36), logger power supply (35), downhole data memory (34), support frame (33), downhole data line (32), support plate
(31), the wedge-shaped body of rod (30), nylon ball head (29), lower connecting needle (28), lower connecting needle (28) pass through from nylon ball head,
Lower end is connected with downhole data line (32), and downhole data line (32) can be connected with downhole data memory (34)；Underground number
It is mounted on inside drill string according to measuring instrument by support frame (33).
2. a kind of self-turning-back downhole data acquisition according to claim 1 and transfer device, it is characterised in that: joint shell
(2) shape is opening shape, and pulley (1) is circumferentially distributed on joint shell (2) outer wall.
3. a kind of self-turning-back downhole data acquisition according to claim 1 and transfer device, it is characterised in that: described is dynamic
Driving wheel (23) is promoted mainly in power part and secondary push is provided with circumferentially distributed groove on wheel (21).
4. a kind of self-turning-back downhole data acquisition according to claim 1 and transfer device, it is characterised in that: described connects
Head point, power section, buoyant cabin are bolted between (25), and are both provided with sealing ring.
5. a kind of self-turning-back downhole data acquisition according to claim 1 and transfer device, it is characterised in that: described is soft
Connecting elements (5) includes cluster thin copper wire, graphite powder, smears and be filled with graphite powder on copper wire and between copper wire.
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| CN201811320955.XA CN109681193B (en) | 2019-02-19 | 2019-02-19 | A kind of automatic reciprocation type data acquisition in underground and transmitting device |
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| CN201811320955.XA CN109681193B (en) | 2019-02-19 | 2019-02-19 | A kind of automatic reciprocation type data acquisition in underground and transmitting device |
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| CN109681193A CN109681193A (en) | 2019-04-26 |
| CN109681193B true CN109681193B (en) | 2019-11-05 |
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| US11180965B2 (en) * | 2019-06-13 | 2021-11-23 | China Petroleum & Chemical Corporation | Autonomous through-tubular downhole shuttle |
| CN110608013B (en) * | 2019-09-30 | 2023-07-18 | 南华大学 | Ultrasonic descaling device and descaling method for in-situ leaching production well |
| CN114704220B (en) * | 2022-03-15 | 2023-07-18 | 西南石油大学 | Electromagnetic fisher for horizontal well |
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| CN109681193A (en) | 2019-04-26 |
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