CN106685630A - Underground bidirectional communication device - Google Patents
Underground bidirectional communication device Download PDFInfo
- Publication number
- CN106685630A CN106685630A CN201611129970.7A CN201611129970A CN106685630A CN 106685630 A CN106685630 A CN 106685630A CN 201611129970 A CN201611129970 A CN 201611129970A CN 106685630 A CN106685630 A CN 106685630A
- Authority
- CN
- China
- Prior art keywords
- short piece
- outside
- electronic short
- passing channel
- fixing groove
- 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
- 230000007175 bidirectional communication Effects 0.000 title claims abstract description 23
- 238000007789 sealing Methods 0.000 claims abstract description 30
- 210000001367 artery Anatomy 0.000 claims description 41
- 210000003462 vein Anatomy 0.000 claims description 41
- 239000004020 conductor Substances 0.000 claims description 30
- 238000009413 insulation Methods 0.000 claims description 12
- 210000002445 nipple Anatomy 0.000 claims description 10
- 230000005611 electricity Effects 0.000 claims description 9
- 238000009422 external insulation Methods 0.000 claims description 9
- 230000003449 preventive effect Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 6
- 238000003780 insertion Methods 0.000 claims description 4
- 230000037431 insertion Effects 0.000 claims description 4
- 230000000670 limiting effect Effects 0.000 claims description 4
- 230000002829 reductive effect Effects 0.000 claims description 4
- 239000002002 slurry Substances 0.000 claims description 3
- 230000006854 communication Effects 0.000 abstract description 11
- 238000004891 communication Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 5
- 230000008054 signal transmission Effects 0.000 abstract description 5
- 238000011982 device technology Methods 0.000 abstract 1
- 230000002265 prevention Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000003032 molecular docking Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000036961 partial effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Mining & Mineral Resources (AREA)
- Computer Networks & Wireless Communication (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention relates to the underground communication device technology field and discloses a underground bidirectional communication device. The device comprises a non-magnetic short section, an electronic short section, a pulse generator, a mud turbine generator and a pin connecting sleeve. An inner side of a lower portion of the non-magnetic short section and an outer side of an upper portion of the electronic short section are sealed and fixedly installed together. An outer sleeve is installed on the outer side of the upper portion of the electronic short section in a sealing mode. The structure is reasonable and compact and usage is convenient. During a usage process, under the condition that a traditional channel mode is not changed, a underground signal can be uploaded to a well and a well signal is downloaded to the underground, bidirectional communication of signal transmission is realized and disconnection prevention assembly setting is realized too. When the non-magnetic short section and the electronic short section are connected, a cable fracture phenomenon of a cable between a second line passing channel and a third line passing channel can be prevented, and the device can be maintained to carry out bidirectional communication so that the device can be widely applied to bidirectional communication of oil underground mechanical and electrical equipment.
Description
Technical field
The present invention relates to downhole communication engineering device technique field, is a kind of under-well bi-directional communication device.
Background technology
In Oil/gas Well development process, many times shaft bottom needs the communication for using various electromechanical equipments to complete correlation to appoint
Business, for example, be oriented measurement, data storage, Partial controll, for this kind of electronic product, generally requires circuit module
（Such as mu balanced circuit, rectification circuit, arteries and veins send out drive circuit and pass signal transmitting and receiving circuit down）It is fixed on inside configuration, and structure
Itself need to be used for transmitting power, and circuit part needs sealing very well, is linked and packed, and finally realizes data transfer.In instrument
Assembling process in, the cable of instrument connection end be susceptible to it is damaged even rupture, especially instrument when using screwed connection,
Be rotatably connected instrument when, the cable of instrument connection end instrument can be followed to rotate and easily twisted into two parts, cable damaged and rupture it is right
The transmission of signal or electric energy is adversely affected；In addition, for traditional cable connected mode, instrument drill collar side wall opens elongated hole
Enter line lead, the docking of signal or electric energy is carried out by the way of plug, socket, and need to leave enough flow channels, adopt
During with plug and socket mode, in assembling, docking is more difficult.
The content of the invention
The invention provides a kind of under-well bi-directional communication device, overcomes the deficiency of above-mentioned prior art, it can effectively be solved
Certainly under existing well communication device in assembling, the cable of the instrument connection end for existing is susceptible to the problem of damaged even fracture.
The technical scheme is that by following measures to realize：A kind of under-well bi-directional communication device, including without magnetic
Pipe nipple, electronic short piece, impulse generator, mud turbine generator and contact pin adapter sleeve, the lower inside without magnetic short section and electronics
Pipe nipple upper outside sealing be fixedly installed togather, be sealed and installed with overcoat in the upper outside of electronic short piece, overcoat with
Power supply circuit board and arteries and veins are installed between electronic short piece and send out drive circuit board, impulse generator, mud turbine generator and
Contact pin adapter sleeve is fixed on from top to bottom without in magnetic short section, and peace is fixed in the lower end of contact pin adapter sleeve with the upper end sealing of electronic short piece
It is fitted together, the first passing channel is provided with contact pin adapter sleeve, is provided with the electronic short piece above power supply circuit board
The second passing channel communicated with the first passing channel, it is axially arranged on without magnetic short section to have communicated with the second passing channel
Three passing channels, being sealed and installed between the lower inside without magnetic short section and electronic short piece upper outside can connect the second mistake line
The breaking line preventive assembly of the cable between passage and the 3rd passing channel, on the electronic short piece below arteries and veins drive circuit board axially
The 4th passing channel is provided with, the power output end of mud turbine generator is connected with the power input of power supply circuit board, electricity
The power output end of source circuit plate sends out respectively the power input of drive circuit board and the power input of impulse generator with arteries and veins
End connection, arteries and veins is sent out the signal output part of drive circuit board and is electrically connected with the signal input part of impulse generator, and slurry turbine generates electricity
The signal input part that the signal output part of machine sends out drive circuit board with arteries and veins is electrically connected.
The further optimization and/or improvements to foregoing invention technical scheme are presented herein below：
Above-mentioned breaking line preventive assembly includes link conductor and the rotation wire conductors that can relatively rotate and realize to electrically connect；
Lower end inside without magnetic short section is provided with the outer slip ring stopper slot communicated with the 3rd passing channel, in outer slip ring stopper slot and second
Radial passage is communicated with electronic short piece between passing channel, link conductor covers insulation and is fixedly mounted on by interior insulation
Outside electronic short piece at radial passage；The external insulation that insulation is placed in outer slip ring stopper slot is wrapped with rotation wire conductors
Set；Binding post is respectively equipped with link conductor and rotation wire conductors, being provided with interior insulation set can make radially to lead to
The interior passing channel that cable in road is electrically connected with the binding post of link conductor；Being provided with external insulation sleeve can make the 3rd
The outer passing channel that cable in passing channel is electrically connected with the binding post of rotation wire conductors；Lower end inside without magnetic short section
It is threadably secured with the upper end outside of electronic short piece and is installed together.
Above-mentioned arteries and veins is sent out and be provided with drive circuit board arteries and veins drive circuit module and signal transmitting and receiving module, power supply circuit board
Power output end sends out drive circuit module with arteries and veins, the power input of signal transmitting and receiving module is connected, and arteries and veins sends out drive circuit module
Signal output part electrically connect with the signal input part of impulse generator, the signal output part of mud turbine generator is received with signal
Send out the signal input part electrical connection of module；Or/and, the upper end of the 3rd passing channel is provided with Wiring port, in the 4th mistake
The bottom of line passage is provided with lower Wiring port, above upper Wiring port without seal groove on being provided with magnetic short section, under
Electronic short piece outside below Wiring port is provided with lower seal groove cavity.
The upper inner of above-mentioned contact pin adapter sleeve is provided with the step annular groove that cross-sectional width is gradually reduced from top to bottom, mud
The lower end outside of turbogenerator is fixedly installed togather with the upper end inner side of contact pin adapter sleeve at step annular groove, in step ring
Multicore contact pin is installed with groove, on the contact pin adapter sleeve below step annular groove first communicated with step annular groove is provided with
Passing channel；Or/and, back-up ring is being set with without the electronic short piece outer side seal between magnetic short section and overcoat, in upper back-up ring
Lower inside is provided with outer limited impression, is provided with the outside of electronic short piece corresponding with outer limited impression and outer limited impression pair
The interior limited impression answered, is installed with the locating ring of the back-up ring axial limiting in outer limited impression and interior limited impression；
Or/and, the lower outside of electronic short piece is provided with outer land, outer casing seat is close between overcoat and outer land in outer land
Big envelope is equipped with lower back-up ring；Or/and, corresponding with impulse generator without limited ring groove is provided with the inside of magnetic short section, in spacing ring
Groove interior sealing is provided with the fixed cover for supporting impulse generator.
Formed between electronic short piece outside and overcoat inner side between above-mentioned second passing channel and the 4th passing channel
Line passage, is circumferentially provided with least one upper fixing groove, power circuit on the outside of electronic short piece corresponding with inside and outside overcoat
Plate is fixed in fixing groove, and at least one lower fixation is circumferentially provided with the outside of the electronic short piece below upper fixing groove
Groove, arteries and veins is sent out drive circuit board and is fixed in lower fixing groove；On the outside of electronic short piece between the second passing channel and upper fixing groove
It is provided with first to detour annular groove, second is provided with the outside of the electronic short piece between upper fixing groove and lower fixing groove and is detoured annular groove,
It is provided with the 3rd on the outside of electronic short piece between lower fixing groove and the 4th passing channel to detour annular groove.
The side of the above-mentioned contact pin adapter sleeve near electronic short piece upper end is provided with the installation window of before and after insertion, installs window
Mouthful bottom be provided with the connection through hole for being through to contact pin adapter sleeve bottom, be provided with spiral shell with the connection corresponding electronic short piece of through hole
Pit, is threadably secured that be provided with can be by contact pin adapter sleeve and electronic short piece in mutually corresponding connection through hole and screwed hole
The anti-rotation fixing bolt being fixedly connected；Or/and, internal thread or external screw thread are equipped with the upside of without magnetic short section, in electronic short piece
Downside is provided with internal thread or external screw thread；Or/and, on the inside of the lower end outside of contact pin adapter sleeve and the upper end of electronic short piece between
It is installed with sealing ring at least together.
Present configuration is reasonable and compact, easy to use, in use, before traditional runner mode is not changed
Put, underground signal can be completed and be uploaded on well and reached down-hole under signal on well, realize the both-way communication of signal transmission,
The setting of breaking line preventive assembly, can be prevented from the second passing channel and the 3rd mistake when connection is without magnetic short section and electronic short piece
There is broken cable phenomenon in cable between line passage, is able to maintain that the present invention carries out both-way communication, so as to enable the invention to
It is widely used in the both-way communication of electromechanical equipment under oil well.
Description of the drawings
Accompanying drawing 1 is the main view cross section structure diagram of preferred embodiment top half.
Accompanying drawing 2 is the main view cross section structure diagram of preferred embodiment the latter half.
Accompanying drawing 3 is the circuit block diagram of preferred embodiment.
Accompanying drawing 4 is the mplifying structure schematic diagram in accompanying drawing 2 at A.
Coding in accompanying drawing is respectively：1 is that, without magnetic short section, 2 is electronic short piece, and 3 is impulse generator, and 4 is slurry turbine
Generator, 5 is contact pin adapter sleeve, and 6 is overcoat, and 7 is the first passing channel, and 8 is the second passing channel, and 9 is the 3rd passing channel,
10 is the 4th passing channel, and 11 is step annular groove, and 12 is multicore contact pin, and 13 is radial passage, and 14 is external insulation sleeve, and 15 is interior exhausted
Edge set, 16 to rotate wire conductors, and 17 is upper back-up ring, and 18 is lower seal groove cavity, and 19 is outer land, and 20 is lower back-up ring, and 21 are fixation
Set, 22 is upper fixing groove, and 23 is lower fixing groove, and 24 detour annular groove for first, and 25 detour annular groove for second, and 26 detour ring for the 3rd
Groove, 27 to install window, and 28 is anti-rotation fixing bolt, and 29 is upper Wiring port, and 30 is lower Wiring port, and 31 is sealing ring, and 32
For upper seal groove, 33 is the cable of the second passing channel, and 34 is the cable of the 3rd passing channel, and 35 is link conductor.
Specific embodiment
The present invention is not limited by following embodiments, can technology according to the present invention scheme and actual conditions determining specifically
Embodiment.
In the present invention, for the ease of description, the description of the relative position relation of each part is according to Figure of description 1
Butut mode being described, such as：The position relationship of forward and backward, upper and lower, left and right etc. is according to the Butut of Figure of description
Direction is determining.
With reference to embodiment and accompanying drawing, the invention will be further described：
As shown in accompanying drawing 1 to 4, the under-well bi-directional communication device is included without magnetic short section 1, electronic short piece 2, impulse generator 3, mud
Turbogenerator 4 and contact pin adapter sleeve 5, the lower inside without magnetic short section 1 is fixedly mounted with the upper outside sealing of electronic short piece 2
Together, the upper outside in electronic short piece 2 is sealed and installed with overcoat 6, is installed between overcoat 6 and electronic short piece 2
Power supply circuit board and arteries and veins send out drive circuit board, and impulse generator 3, mud turbine generator 4 and contact pin adapter sleeve 5 are solid from top to bottom
It is scheduled on without in magnetic short section 1, the lower end of contact pin adapter sleeve 5 is fixedly installed togather with the upper end sealing of electronic short piece 2, connects in contact pin
The first passing channel 7 is provided with female connector 5, is provided with the electronic short piece 2 above power supply circuit board and the first passing channel 7
The second passing channel 8 for communicating, it is axially arranged on without magnetic short section 1 to have the 3rd passing channel communicated with the second passing channel 8
9, be sealed and installed between the lower inside without magnetic short section 1 and the upper outside of electronic short piece 2 can connect the second passing channel 8 with
The breaking line preventive assembly of the cable between the 3rd passing channel 9, it is axially arranged on the electronic short piece 2 below arteries and veins drive circuit board
There is the 4th passing channel 10, the power output end of mud turbine generator 4 is connected with the power input of power supply circuit board, power supply
The power output end of circuit board sends out respectively the power input of drive circuit board and the power input of impulse generator 3 with arteries and veins
Connection, arteries and veins is sent out the signal output part of drive circuit board and is electrically connected with the signal input part of impulse generator 3, mud turbine generator
The signal input part that 4 signal output part sends out drive circuit board with arteries and veins is electrically connected.
Impulse generator 3 is the underground equipment that pulse signal is produced in prior art.Mud turbine generator 4 is existing skill
The mud turbine generator generated electricity with signal transmission is had concurrently in art.Power supply circuit board and arteries and veins send out drive circuit board and are existing skill
Art.Electronic short piece 2 can be used for transmitting torque and bear the pressure of the drill.
Under-well bi-directional communication device of the present invention in use, in the premise for not changing traditional runner mode
Under, underground signal can be completed and be uploaded on well and reached down-hole under signal on well, realize the both-way communication of signal transmission.It is anti-
The setting of broken string assembly, in connection without magnetic short section 1 and during electronic short piece 2, being prevented from the second passing channel 8, to cross line with the 3rd logical
There is broken cable phenomenon in cable between road 9, is able to maintain that the present invention carries out both-way communication, so as to the present invention can be extensive
It is applied to the both-way communication of electromechanical equipment under oil well.
Above-mentioned under-well bi-directional communication device can be made further optimization and/or improvements according to actual needs：
As shown in accompanying drawing 2,4, breaking line preventive assembly includes link conductor 35 and the rotation that can relatively rotate and realize to electrically connect
Patchcord conductor 16；The outer slip ring stopper slot communicated with the 3rd passing channel 9 is provided with the lower end inside without magnetic short section 1,
Radial passage 13 is communicated with electronic short piece 2 between outer slip ring stopper slot and the second passing channel 8, link conductor 35 leads to
Cross the insulation of interior insulation set 15 to be fixedly mounted on outside the electronic short piece 2 at radial passage 13；It is wrapped with rotation wire conductors 16
The external insulation sleeve 14 that insulation is placed in outer slip ring stopper slot；It is respectively equipped with link conductor 35 and rotation wire conductors 16
Binding post, being provided with interior insulation set 15 can make the binding post electricity of the cable in radial passage 13 and link conductor 35
The interior passing channel of connection；The cable and rotation wire conductors 16 that can be made in the 3rd passing channel 9 is provided with external insulation sleeve 14
Binding post electrical connection outer passing channel；Lower end inside without magnetic short section 1 passes through screw thread with the upper end outside of electronic short piece 2
It is fixedly installed togather.
When connection is without magnetic short section 1 and electronic short piece 2, electronic short piece 2 is motionless, by rotation without magnetic short section 1, makes electronics short
With without the snapping of magnetic short section 1, after rotating a certain angle without magnetic short section 1, the cable in the 3rd passing channel 9 can draw rotation to section 2
Wire conductors 16, external insulation sleeve 14 rotate, due to the relation for rotating wire conductors 16 with link conductor 35 is relative rotation,
Therefore, rotating wire conductors 16, external insulation sleeve 14 can follow and be rotated simultaneously without magnetic short section 1, make the line in the 3rd passing channel 9
Cable will not be twisted into two parts, that is, the cable being prevented between the second passing channel 8 and the 3rd passing channel 9 broken cable occurs and shows
As playing a protective role to cable, so as to ensure that communication is carried out in order.
As shown in Figure 3, arteries and veins is sent out and be provided with drive circuit board arteries and veins drive circuit module and signal transmitting and receiving module, power supply
The power output end of circuit board sends out drive circuit module with arteries and veins, the power input of signal transmitting and receiving module is connected, and arteries and veins is sent out and driven
The signal output part of circuit module is electrically connected with the signal input part of impulse generator 3, the signal output of mud turbine generator 4
End electrically connects with the signal input part of signal transmitting and receiving module；Or/and, the upper end of the 3rd passing channel 9 is provided with terminals
Mouth 29, in the bottom of the 4th passing channel 10 lower Wiring port 30 is provided with, in the top of upper Wiring port 29 without on magnetic short section 1
Seal groove 32 is provided with, the outside of electronic short piece 2 below lower Wiring port 30 is provided with lower seal groove cavity 18.
Arteries and veins sends out drive circuit module and signal transmitting and receiving module is existing known technology.Upper Wiring port 29 and lower Wiring port
30 setting, is easy to the cable of the present invention and docking for External cable during assembling；In order to improve between the present invention and fastening means
Sealing, sealing ring 31 can be installed in upper seal groove 32 and lower seal groove cavity 18, thus to the circuit module in the present invention
（Arteries and veins sends out drive circuit board etc.）Further protected.
As shown in accompanying drawing 1,2, the upper inner of contact pin adapter sleeve 5 is provided with what cross-sectional width was gradually reduced from top to bottom
Step annular groove 11, the lower end outside of mud turbine generator 4 is fixed with the upper end inner side of contact pin adapter sleeve 5 at step annular groove 11
It is installed together, multicore contact pin 12 is installed with step annular groove 11, on the contact pin adapter sleeve 5 below step annular groove 11
It is provided with the first passing channel 7 communicated with step annular groove 11；Or/and, without the electronic short piece 2 between magnetic short section 1 and overcoat 6
Outer side seal is set with back-up ring 17, and the lower inside of upper back-up ring 17 is provided with outer limited impression, with outer limited impression pair
The outside of electronic short piece 2 answered is provided with interior limited impression corresponding with outer limited impression, in outer limited impression and interior limited impression
Inside it is installed with the locating ring to the axial limiting of upper back-up ring 17；Or/and, the lower outside of electronic short piece 2 is provided with outer shroud
Platform 19, in outer land 19, sealing shroud is equipped with lower back-up ring 20 to 6, overcoat between overcoat 6 and outer land 19；Or/and, with arteries and veins
Rush generator 3 corresponding without limited ring groove is provided with the inside of magnetic short section 1, support pulse generation is installed in limited ring groove interior sealing
The fixed cover 21 of device 3.
Multicore contact pin 12 can meet the docking of many signal lines.As needed, multicore contact pin 12 is seven core contact pins.
As shown in accompanying drawing 1 to 4, the outside of electronic short piece between the second passing channel 8 and the 4th passing channel 10 2 with it is outer
Set 6 forms cable tray between inner side, and with the outside of corresponding electronic short piece inside and outside overcoat 62 at least one is circumferentially being provided with
Upper fixing groove 22, power supply circuit board is fixed in fixing groove 22, and the outside of electronic short piece 2 below upper fixing groove 22 is along circle
It is provided with least one lower fixing groove 23 week, arteries and veins is sent out drive circuit board and is fixed in lower fixing groove 23；In the second passing channel 8
The outside of electronic short piece 2 between upper fixing groove 22 is provided with first to detour annular groove 24, in upper fixing groove 22 and lower fixing groove 23
Between the outside of electronic short piece 2 be provided with second and detour annular groove 25, the electricity between the passing channel 10 of lower fixing groove 23 and the 4th
The outside of sub- pipe nipple 2 is provided with the 3rd and detours annular groove 26.
As shown in accompanying drawing 1 to 4, the side of the contact pin adapter sleeve 5 near the upper end of electronic short piece 2 is provided with before and after insertion
Window 27 is installed, the bottom for installing window 27 is provided with the connection through hole for being through to the bottom of contact pin adapter sleeve 5, it is corresponding with connection through hole
Electronic short piece 2 be provided with screwed hole, be threadably secured in mutually corresponding connection through hole and screwed hole and energy be installed
The anti-rotation fixing bolt 28 that contact pin adapter sleeve 5 is fixedly connected with electronic short piece 2；Or/and, it is equipped with the upside without magnetic short section 1
Internal thread or external screw thread, in the downside of electronic short piece 2 internal thread or external screw thread are provided with；Or/and, under contact pin adapter sleeve 5
End outside and electronic short piece 2 upper end inner side between be installed with least together with sealing ring 31.
Sealing ring 31 can improve the sealing between contact pin adapter sleeve 5 and electronic short piece 2, that is, prevent liquid from passing through contact pin
After gap between adapter sleeve 5 and electronic short piece 2 is entered in the first passing channel 7, second passing channel 8 etc., electronic components are made
Break down.Anti-rotation fixing bolt 28 not only acts as the effect for being connected contact pin adapter sleeve 5 with electronic short piece 2, and can enter
One step facilitates the first passing channel 7 to dock with the second passing channel 8, is easy to assembling.
In the present invention, described sealing can be by installing sealing ring 31 or other existing public sealing sides
Formula is sealed, such as the sealing in sealing fixed installation or the sealing in sealing suit.
Above technical characteristic constitutes highly preferred embodiment of the present invention, and it has stronger adaptability and optimal enforcement effect
Really, can according to actual needs increase and decrease non-essential technical characteristic to meet the demand of different situations.
The use process of preferred embodiment：The under-well bi-directional communication device is connected into into downhole tool（Standpipe）In,
The lower end of electronic short piece 2 and the measurement while drilling pipe nipple equipped with downhole data instruments such as measurement hole deviation, orientation（MWD pipe nipples）Connection,
Arteries and veins is sent out data cable between drive circuit module and MWD pipe nipples and is connected by lower Wiring port 30, signal transmitting and receiving module and well
Lower central controller（Down-hole CPU）Electrical connection；Mud turbine generator 4 generates electricity, and by electrical energy transportation to power supply circuit board, power supply
Circuit board is sent out drive circuit board and is powered to impulse generator 3, arteries and veins respectively；Downhole data signal is sent to arteries and veins and sends out drive by MWD pipe nipples
Dynamic circuit module, arteries and veins sends out drive circuit module and sends the signal for receiving to impulse generator 3, and impulse generator 3 is according to connecing
The signal for receiving produces corresponding pulse signal, and pulsed signal system receives the pulse letter that impulse generator 3 sends on well
Number, downhole data is derived from, complete the upload of signal；On well will to down-hole CPU sending signals when, by operate ground bypass
The opening and closing of valve, and then mud displacement in standpipe is shunted, discharge capacity changes the voltage change for causing mud turbine generator 4,
The voltage signal is sent to signal transmitting and receiving module by mud turbine generator 4, and signal transmitting and receiving module sends the signal for receiving
Down-hole CPU is given, the biography down of signal is thus completed.
Claims (10)
1. a kind of under-well bi-directional communication device, it is characterised in that include without magnetic short section, electronic short piece, impulse generator, mud whirlpool
Turbine generator and contact pin adapter sleeve, the lower inside without magnetic short section is fixedly mounted on one with the upper outside sealing of electronic short piece
Rise, in the upper outside of electronic short piece overcoat is sealed and installed with, power circuit is installed between overcoat and electronic short piece
Plate and arteries and veins send out drive circuit board, and impulse generator, mud turbine generator and contact pin adapter sleeve are fixed on from top to bottom short without magnetic
In section, the lower end of contact pin adapter sleeve is fixedly installed togather with the upper end sealing of electronic short piece, is provided with contact pin adapter sleeve
First passing channel, is provided with second communicated with the first passing channel line excessively and leads on the electronic short piece above power supply circuit board
Road, it is axially arranged on without magnetic short section to have the 3rd passing channel communicated with the second passing channel, in the bottom without magnetic short section
The cable that can connect between the second passing channel and the 3rd passing channel is sealed and installed between side and electronic short piece upper outside
Breaking line preventive assembly, axially arranged have the 4th passing channel, slurry turbine on the electronic short piece that arteries and veins is sent out below drive circuit board
The power output end of generator is connected with the power input of power supply circuit board, the power output end of power supply circuit board respectively with arteries and veins
The power input of drive circuit board and the power input connection of impulse generator are sent out, the signal that arteries and veins sends out drive circuit board is defeated
Go out end to electrically connect with the signal input part of impulse generator, signal output part and the arteries and veins of mud turbine generator send out drive circuit board
Signal input part electrical connection.
2. under-well bi-directional communication device according to claim 1, it is characterised in that breaking line preventive assembly includes relative turning
Move and realize link conductor and the rotation wire conductors for electrically connecting；It is provided with and the 3rd mistake in the lower end inside without magnetic short section
The outer slip ring stopper slot that line passage is communicated, on the electronic short piece between outer slip ring stopper slot and the second passing channel footpath is communicated with
To passage, link conductor is covered outside the electronic short piece that insulation is fixedly mounted at radial passage by interior insulation；Connect in rotation
Line conductor is wrapped with the external insulation sleeve that insulation is placed in outer slip ring stopper slot；On link conductor and rotation wire conductors
Binding post is respectively equipped with, the binding post that can make the cable in radial passage and link conductor is provided with interior insulation set
The interior passing channel of electrical connection；Being provided with external insulation sleeve can make connecing for cable in the 3rd passing channel and rotation wire conductors
The outer passing channel of line terminals electrical connection；Lower end inside without magnetic short section is threadably secured peace with the upper end outside of electronic short piece
It is fitted together.
3. under-well bi-directional communication device according to claim 1 and 2, it is characterised in that arteries and veins is sent out and be provided with drive circuit board
Arteries and veins sends out drive circuit module and signal transmitting and receiving module, and the power output end of power supply circuit board sends out drive circuit module, letter with arteries and veins
The power input connection of number transceiver module, arteries and veins sends out the signal output part of drive circuit module and the signal input of impulse generator
End electrical connection, the signal output part of mud turbine generator is electrically connected with the signal input part of signal transmitting and receiving module；Or/and,
The upper end of the 3rd passing channel is provided with Wiring port, the bottom of the 4th passing channel is provided with lower Wiring port, upper
Above Wiring port without being provided with upper seal groove on magnetic short section, under being provided with the outside of the electronic short piece below lower Wiring port
Seal groove.
4. under-well bi-directional communication device according to claim 1 and 2, it is characterised in that the upper inner of contact pin adapter sleeve sets
It is equipped with the step annular groove that cross-sectional width is gradually reduced from top to bottom, lower end outside and the contact pin adapter sleeve of mud turbine generator
Upper end inner side is fixedly installed togather at step annular groove, multicore contact pin is installed with step annular groove, in step annular groove
The first passing channel communicated with step annular groove is provided with the contact pin adapter sleeve of lower section；Or/and, without magnetic short section and overcoat it
Between electronic short piece outer side seal be set with back-up ring, the lower inside of upper back-up ring is provided with outer limited impression, with outer limit
Groove corresponding electronic short piece outside in position is provided with interior limited impression corresponding with outer limited impression, in outer limited impression and interior limit
The locating ring to upper back-up ring axial limiting is installed with the groove of position；Or/and, it is provided with the lower outside of electronic short piece outer
Land, in outer land, sealing shroud is equipped with lower back-up ring to outer casing seat between overcoat and outer land；Or/and, with impulse generator
It is corresponding that magnetic short section inner side is provided with limited ring groove, the fixation for supporting impulse generator is installed in limited ring groove interior sealing
Set.
5. under-well bi-directional communication device according to claim 3, it is characterised in that the upper inner of contact pin adapter sleeve is arranged
There is the step annular groove that cross-sectional width is gradually reduced from top to bottom, the lower end outside of mud turbine generator is upper with contact pin adapter sleeve
End inner side is fixedly installed togather at step annular groove, multicore contact pin is installed with step annular groove, under step annular groove
The first passing channel communicated with step annular groove is provided with the contact pin adapter sleeve of side；Or/and, without between magnetic short section and overcoat
Electronic short piece outer side seal be set with back-up ring, the lower inside of upper back-up ring is provided with outer limited impression, spacing with outer
Groove corresponding electronic short piece outside is provided with interior limited impression corresponding with outer limited impression, in outer limited impression and interior spacing
The locating ring to upper back-up ring axial limiting is installed with groove；Or/and, the lower outside of electronic short piece is provided with outer shroud
Platform, in outer land, sealing shroud is equipped with lower back-up ring to outer casing seat between overcoat and outer land；Or/and, with impulse generator pair
That what is answered is provided with limited ring groove without magnetic short section inner side, and the fixed cover for supporting impulse generator is provided with limited ring groove interior sealing.
6. the under-well bi-directional communication device according to claim 1 or 2 or 5, it is characterised in that the second passing channel and the 4th
Cable tray is formed between electronic short piece outside and overcoat inner side between passing channel, it is short in electronics corresponding with inside and outside overcoat
Section outside is circumferentially provided with least one upper fixing groove, and power supply circuit board is fixed in fixing groove, under upper fixing groove
The electronic short piece outside of side is circumferentially provided with least one lower fixing groove, and arteries and veins sends out drive circuit board and is fixed on lower fixing groove
It is interior；Be provided with first on the outside of electronic short piece between the second passing channel and upper fixing groove to detour annular groove, upper fixing groove with
Electronic short piece outside between lower fixing groove is provided with second and detours annular groove, the electricity between lower fixing groove and the 4th passing channel
Sub- pipe nipple outside is provided with the 3rd and detours annular groove.
7. under-well bi-directional communication device according to claim 3, it is characterised in that the second passing channel and the 4th is crossed line and led to
Cable tray is formed between electronic short piece outside and overcoat inner side between road, on the outside of electronic short piece corresponding with inside and outside overcoat
At least one upper fixing groove is circumferentially provided with, power supply circuit board is fixed in fixing groove, the electricity below upper fixing groove
Sub- pipe nipple outside is circumferentially provided with least one lower fixing groove, and arteries and veins is sent out drive circuit board and is fixed in lower fixing groove；
Electronic short piece outside between two passing channels and upper fixing groove is provided with first and detours annular groove, in upper fixing groove and lower fixing groove
Between electronic short piece outside be provided with second and detour annular groove, outside the electronic short piece between lower fixing groove and the 4th passing channel
Side is provided with the 3rd and detours annular groove.
8. under-well bi-directional communication device according to claim 4, it is characterised in that the second passing channel and the 4th is crossed line and led to
Cable tray is formed between electronic short piece outside and overcoat inner side between road, on the outside of electronic short piece corresponding with inside and outside overcoat
At least one upper fixing groove is circumferentially provided with, power supply circuit board is fixed in fixing groove, the electricity below upper fixing groove
Sub- pipe nipple outside is circumferentially provided with least one lower fixing groove, and arteries and veins is sent out drive circuit board and is fixed in lower fixing groove；
Electronic short piece outside between two passing channels and upper fixing groove is provided with first and detours annular groove, in upper fixing groove and lower fixing groove
Between electronic short piece outside be provided with second and detour annular groove, outside the electronic short piece between lower fixing groove and the 4th passing channel
Side is provided with the 3rd and detours annular groove.
9. the under-well bi-directional communication device according to claim 1 or 2 or 5 or 7 or 8, it is characterised in that near electronic short piece
The side of the contact pin adapter sleeve of upper end is provided with the installation window of before and after insertion, and the bottom of installation window is provided with and is through to contact pin company
The connection through hole of female connector bottom, with the connection corresponding electronic short piece of through hole screwed hole is provided with, in mutually corresponding connection logical
Hole is provided with the anti-rotation fixing bolt that can be fixedly connected contact pin adapter sleeve with electronic short piece with being threadably secured in screwed hole；
Or/and, internal thread or external screw thread are equipped with the upside of without magnetic short section, internal thread or outer spiral shell are provided with the downside of electronic short piece
Line；Or/and, the lower end outside of contact pin adapter sleeve be installed between on the inside of the upper end of electronic short piece at least together with it is close
Seal.
10. the under-well bi-directional communication device according to claim 3 or 4 or 6, it is characterised in that near electronic short piece upper end
The side of contact pin adapter sleeve is provided with the installation window of before and after insertion, and the bottom of installation window is provided with and is through to contact pin adapter sleeve bottom
The connection through hole in portion, is provided with screwed hole, in mutually corresponding connection through hole and spiral shell with the connection corresponding electronic short piece of through hole
It is threadably secured in pit and the anti-rotation fixing bolt that can be fixedly connected contact pin adapter sleeve with electronic short piece is installed；Or/and,
Internal thread or external screw thread are equipped with the upside of without magnetic short section, internal thread or external screw thread are provided with the downside of electronic short piece；Or/
With, the lower end outside of contact pin adapter sleeve be installed between on the inside of the upper end of electronic short piece at least together with sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611129970.7A CN106685630B (en) | 2016-12-09 | 2016-12-09 | Underground two-way communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611129970.7A CN106685630B (en) | 2016-12-09 | 2016-12-09 | Underground two-way communication device |
Publications (2)
| Publication Number | Publication Date |
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| CN106685630A true CN106685630A (en) | 2017-05-17 |
| CN106685630B CN106685630B (en) | 2023-07-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611129970.7A Active CN106685630B (en) | 2016-12-09 | 2016-12-09 | Underground two-way communication device |
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| CN (1) | CN106685630B (en) |
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| CN110485922A (en) * | 2019-09-02 | 2019-11-22 | 中国石油天然气集团有限公司 | A kind of well dynamic and bi-directional communication system and its application method |
| CN110748338A (en) * | 2019-12-02 | 2020-02-04 | 中国石油集团西部钻探工程有限公司 | Bidirectional communication power short joint |
| CN111594740A (en) * | 2020-05-22 | 2020-08-28 | 中国科学院地质与地球物理研究所 | Wiring harness routing structure of generator in drilling tool |
| CN112103741A (en) * | 2020-07-24 | 2020-12-18 | 西安电子科技大学 | Coaxial multi-core high-temperature-resistant high-pressure-resistant sealing connector |
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| Publication number | Publication date |
|---|---|
| CN106685630B (en) | 2023-07-07 |
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Effective date of registration: 20191010 Address after: No. 6, liupukang, Xicheng District, Beijing 100120 Applicant after: CHINA NATIONAL PETROLEUM Corp. Applicant after: CNPC Xibu Drilling Engineering Co.,Ltd. Address before: 830026 science and technology management division, West drilling and Drilling Engineering Institute, No. 326 South Central Road, Urumqi economic and Technological Development Zone, the Xinjiang Uygur Autonomous Region, China Applicant before: CNPC Xibu Drilling Engineering Co.,Ltd. |
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