CN106401573A - Underground information acoustic wave signal generating system - Google Patents

Underground information acoustic wave signal generating system Download PDF

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Publication number
CN106401573A
CN106401573A CN201611106225.0A CN201611106225A CN106401573A CN 106401573 A CN106401573 A CN 106401573A CN 201611106225 A CN201611106225 A CN 201611106225A CN 106401573 A CN106401573 A CN 106401573A
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CN
China
Prior art keywords
transducer
instrument
circuit
instrument bin
bin
Prior art date
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Granted
Application number
CN201611106225.0A
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Chinese (zh)
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CN106401573B (en
Inventor
管志川
王庆
刘永旺
李志刚
赵国山
刘逸儒
杨建兴
孙玉林
梁赉
宋国旗
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China University of Petroleum UPC East China
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China University of Petroleum UPC East China
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Priority to CN201611106225.0A priority Critical patent/CN106401573B/en
Publication of CN106401573A publication Critical patent/CN106401573A/en
Application granted granted Critical
Publication of CN106401573B publication Critical patent/CN106401573B/en
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Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • E21B47/12Means 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
    • E21B47/14Means 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 using acoustic waves
    • E21B47/16Means 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 using acoustic waves through the drill string or casing, e.g. by torsional acoustic waves

Abstract

The invention relates to an underground information acoustic wave signal generating system which comprises an upper connector and an instrument bin protecting cylinder connected with one end of the upper connector. A transducer protecting cylinder, an instrument bin and a detecting instrument standby connecting pipe which are sequentially connected are installed in the instrument bin protecting cylinder. One end of the transducer protecting cylinder is matched with the upper connector. The end, connected with the detecting instrument standby connecting pipe, of the instrument bin is connected with one end of the instrument bin protecting cylinder. A transducer is installed in the transducer protecting cylinder. A transducer driving circuit, a transcoding circuit and an encoding circuit which are sequentially connected are arranged in the instrument bin. Normal drilling is ensured, the aim of converting collected shaft bottom drilling information into sound wave signals to be send is achieved, noise interference resistance is strong, the real-time and accuracy conversion of drilling information can be achieved, and the application range is wide.

Description

There is system in down-hole information acoustic signals
Technical field
The invention belongs to oil and gas drilling engineering technical field, it is related to one kind with boring information transmission system, specifically Ground is said, is related to a kind of down-hole information acoustic signals based on sound wave and system occurs.
Background technology
The geological conditions meeting with when being exploited from current World's Oil and Gas Resources and natural environmental condition, the petroleum drilling in future Well industry will meet with that geological conditions is more complicated, the worse severe challenge of natural environment, therefore, down-hole process to oil/gas drilling Monitoring is put forward higher requirement.
The high-speed transfer of down-hole information and effective obtain the key being to realize the accurate monitoring of down-hole process, be realize quick, The key technology of high-quality drilling well.The down-hole information transmission means having pointed out at present and applying mainly has wire transmission, drilling fluid arteries and veins Punching transmission, electromagnetic transmission and four kinds of sonic transmissions.The first three mode of above-mentioned four kinds of transmission means can be deposited in applying at the scene In problems with:
(1) wire transmission:Although being capable of quick, a large amount of transmission of down-hole information, drill string in drilling process Rotation is easily caused transmission cable and rubs or twist disconnected, and impact is normal to creep into.
(2) drilling fluid pulse transmission:By the use of the pressure wave of drilling fluid as transport vehicle, there is very strong dependence to drilling fluid Property, and there is the shortcomings of transfer rate is relatively slow, disturbed by downhole noise, do not enable information bidirectional transmits.
(3) electromagnetic transmission:Although having broken away from the dependence to drilling fluid, and it is capable of the transmitted in both directions of down-hole information, But exist and have the shortcomings that dependency to stratum, decay larger, poor universality, high cost in the earth formation.
Down-hole information sonic transmissions mode is compared above-mentioned three kinds of modes in application process and is had advantages below:This transmission side Formula is using drill string as transmission channel, using sound wave as signal vehicle, carries out the wireless transmission method of down-hole information.Due to utilizing As transmission channel, this information transmission mode does not rely on presence or absence and the nature difference of drilling fluid to drill string, is not subject to stratum yet The interference of interior magnetisable material, is that the high-speed transfer of down-hole information provides condition.Additionally, also there is low cost, structure simply, easily The advantages of directional transmissions.However, the electro-acoustic signal in shaft bottom for the drilling information changes in real time and the accurate of acoustic signals is Realize the key technology of drilling information sonic transmissions, how drilling information in real time, accurately to be occured as the big band connection frequency of intensity Interior acoustic signals are to realize the difficult problem that sonic transmissions success or not must solve at present.
Content of the invention
The present invention is directed to the problems referred to above such as the range of application that prior art exists is limited, drilling information transfer rate is slow, carries Supplied a kind of can in drill string channel at a high speed, the down-hole information acoustic signals of effectively transmission down-hole information there is system, this is System realizes the accurate and effective generation of drilling information by the transmission of sound wave, so realize down-hole information in drill string channel high speed, Effectively transmit.
In order to achieve the above object, the invention provides a kind of down-hole information acoustic signals occur system, including top connection And the instrument bin protection cylinder being connected with top connection end;Described instrument bin is protected and is provided with the transducer protection being sequentially connected in cylinder Cylinder, instrument bin and the standby connecting tube of detection instrument, described transducer protects the end of cylinder and top connection to coordinate, described instrument bin with The end that cylinder is protected with described instrument bin in one end that the standby connecting tube of detection instrument connects is connected;Peace in described transducer protection cylinder Equipped with transducer;Be provided with circuit module in described instrument bin, described circuit module be sequentially connected transducer driving circuit, turn Code circuit and coding circuit, the drilling information of drilling information measuring instrument measurement transmits and is encoded to coding circuit, coding Drilling information afterwards transmits and carries out transcoding to transcoding circuit, and the drilling information after transcoding is sent to transducer driving circuit to be carried out Signal drives, and transducer driving circuit drives transducer that the drilling information after transcoding is converted into acoustic signals and sends.
Preferably, it is provided with the instrument bin protection cylinder junction button protecting cylinder for connecting instrument bin outside described top connection, use In the transducer protection cylinder mating surface protecting cylinder cooperation with transducer, and for contacting the transducer contact surface of transducer;Institute State the drilling rod junction button being provided with inside top connection for jointed rod, for the drilling fluid grouping teaching of drilling fluid shunting, Yi Jiyong Drilling fluid flow manifold in circulation drilling fluid.
Further, described transducer protection cylinder mating surface is provided with seal groove.
Preferably, it is the first-class diameter face of cylinder outside described instrument bin protection cylinder, end is provided with the brill for jointed rod Bar junction button;Described instrument bin protects the top connection junction button being provided with inside cylinder for connecting top connection, for placing instrument bin Instrument bin outer tube, for supporting the instrument bin supporting surface of instrument bin, and be used for protecting the standby connecting tube of detection instrument and being Drilling fluid provides the detection instrument standby connecting tube outer tube of runner.
Preferably, for the first-class diameter face of cylinder outside described transducer protection cylinder;It is provided with inside described transducer protection cylinder For coordinating the top connection mating surface of top connection end, for providing, for top connection, the top connection supporting surface supporting, for for changing Energy device provides the transducer righting face of centralizing support, for placing the transducer outer tube of transducer, and is used for connecting instrument bin The instrument bin junction button of end.
Preferably, the external diameter in described transducer righting face is less than top connection mating surface, and described transducer outer barrel diameter is more than Transducer righting face.
Further, it is additionally provided with the supply module powered for circuit module in described instrument bin, described supply module is electricity Pond group.
Preferably, it is provided with the transducer protection cylinder junction button protecting cylinder for connecting transducer outside described instrument bin, use In the instrument bin upper support face supporting instrument bin top, for protecting the protection of instrumentation cylinder of instrument, and it is used for supporting instrument The instrument bin lower support face of storehouse bottom;It is provided with the transducer supporting surface for supporting transducer inside described instrument bin, be used for For connecting the top wire connection hole of instrument and the wire offer passage of transducer, inside the instrument bin for the drilling fluid that circulates Runner, for placing the first circuit storehouse of transducer driving circuit, transcoding circuit, for placing the second circuit of coding circuit Storehouse, for the battery compartment of placing battery group, is connected between the storehouse for the wire offer passage for connecting set of cells and circuit module Hole, for providing the circuit storehouse link slot of passage for the wire between the first circuit storehouse and second circuit storehouse, for for entering instrument The wire in device storehouse provides the lower wire connecting hole of passage, and for connecting the detection of the end of the standby connecting tube of detection instrument Instrument standby connecting tube junction button.
Preferably, described instrument bin upper support face and described instrument bin lower support face all offer seal groove;Described Instrument bin inner flow passage is six manholes of circle distribution, and both sides flow diameter is less than intermediate flow channel diameter;Described first Circuit storehouse and described second circuit storehouse are rectangular aperture groove;Described battery compartment is three not connected rectangular aperture grooves, point Not Wei the first battery compartment, the second battery compartment, the 3rd battery compartment, battery compartment depth be more than described first circuit storehouse and described second electricity The depth in road storehouse;Between described storehouse, connecting hole is uniformly distributed manhole for three, first manhole connect the first circuit storehouse and First battery compartment, the second manhole connects the first circuit storehouse and the second battery compartment, and the 3rd manhole connects second circuit storehouse With the 3rd battery compartment.
Preferably, be stepped cylinder face outside the standby connecting tube of described detection instrument, be provided with for instrument bin end The instrument bin junction button connecting;For first-class diameter through hole inside the standby connecting tube of described detection instrument, it is provided with for connecting drilling well The detection instrument junction button of information measurement instrument.
Compared with prior art, the beneficial effects of the present invention is:
(1) present invention is provided with circuit module, and circuit module includes being sequentially connected transducer driving circuit, transcoding circuit and volume Code circuit, by drilling information measuring instrument measure drilling information, drilling information measuring instrument measurement drilling information transmit to Encoded in coding circuit, the drilling information after coding transmits and carries out transcoding to transcoding circuit, the drilling information after transcoding Be sent to transducer driving circuit and carry out signal driving, transducer driving circuit drive transducer by the drilling information after transcoding by The acoustic signals that the signal of telecommunication is converted in the big band connection frequency of intensity send, and while keeping normal drilling well, realization will be collected Shaft bottom drilling information be converted to the purpose that acoustic signals send.
(2) length of the present invention is 5.5m, and structure is simple and no-movable part, does not affect drilling tool cooperation, do not affect during use Power drilling tool and the work of measurement while drilling instrument, circulation pressure drop is less than drill collar pressure drop, reduces extra assignment risk, and experiment uses Life-span reaches 200h, is beneficial to the long range propagation of long-time work and information.
(3) anti-noise jamming ability of the present invention is strong, is capable of real-time, the accurate conversion of drilling information, applied range, Can be used for different drilling modes, such as balanced pressure drilling, underbalanced logging and air drilling etc..
Brief description
Fig. 1 is the structural representation of one embodiment of the invention.
Fig. 2 is the structural representation of top connection in one embodiment of the invention.
Fig. 3 is the A-A of Fig. 2 of the present invention to profile.
Fig. 4 is the structural representation that cylinder is protected in one embodiment of the invention Instrumental storehouse.
Fig. 5 is the structural representation that in one embodiment of the invention, cylinder protected by transducer.
Fig. 6 is the A-A of Fig. 5 of the present invention to profile.
Fig. 7 is the structural representation in one embodiment of the invention Instrumental storehouse.
Fig. 8 is the A-A of Fig. 7 of the present invention to profile.
Fig. 9 is the B-B direction profile of Fig. 7 of the present invention.
Figure 10 is the C-C of Fig. 7 of the present invention to profile.
Figure 11 is the D-D of Fig. 7 of the present invention to profile.
Figure 12 is the structural representation of the standby connecting tube of detection instrument in one embodiment of the invention.
In figure, 1, top connection, 101, instrument bin protection cylinder junction button, 102, transducer protection cylinder mating surface, 103, transducing Device contact surface, 104, drilling rod junction button, 105, drilling fluid grouping teaching, 106, drilling fluid flow manifold, 107, seal groove, 2, instrument Cylinder is protected in storehouse, 201, drilling rod junction button, 202, top connection junction button, 203, instrument bin outer tube, 204, instrument bin supporting surface, 205, Detection instrument standby connecting tube outer tube, 3, transducer protection cylinder, 301, top connection mating surface, 302, top connection supporting surface, 303, Transducer righting face, 304, transducer outer tube, 305, instrument bin junction button, 4, instrument bin, 401, transducer protection cylinder junction button, 402nd, instrument bin upper support face, 403, protection of instrumentation cylinder, 404, instrument bin lower support face, 405, transducer supporting surface, 406th, top wire connection hole, 407, instrument bin inner flow passage, the 4081, first circuit storehouse, 4082, second circuit storehouse, 4091, One battery compartment, the 4092, second battery compartment, the 4093, the 3rd battery compartment, connecting hole between 410, storehouse, 411, circuit storehouse link slot, 412, Lower wire connecting hole, 413, detection instrument standby connecting tube junction button, 414, seal groove, 5, the standby connecting tube of detection instrument, 501st, instrument bin junction button, 502, detection instrument junction button, 6, transducer, 7, transducer driving circuit, 8, transcoding circuit, 9, compile Code circuit, 10, supply module.
Specific embodiment
Below, by exemplary embodiment, the present invention is specifically described.It should be appreciated, however, that not entering one In the case of step narration, the element in an embodiment, structure and features can also be advantageously incorporated into other embodiment In.
In describing the invention, it should be noted that term " interior ", " outward ", " on ", D score, etc. the orientation of instruction or Position relationship is based on position relationship shown in the drawings, is for only for ease of the description present invention and simplifies description, rather than instruction Or the hint device of indication or element must have specific orientation, with specific azimuth configuration and operation, be not therefore understood that For limitation of the present invention.Additionally, term " first ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction Or hint relative importance.
In one embodiment of the invention, referring to Fig. 1, there is provided a kind of down-hole information acoustic signals occur system, bag Include the instrument bin protection cylinder 2 that top connection 1 and upper end are connected with top connection 1;In described instrument bin protection cylinder 2, transducer is installed to protect Casing 3, instrument bin 4 and the standby connecting tube of detection instrument 5, described transducer protection cylinder 3 upper end is coordinated with top connection 1 lower end, changes Instrument bin 4 upper end can be connected in device protection cylinder 3 lower end, cylinder 2 lower end and spy are protected with described instrument bin respectively in described instrument bin 4 lower end Survey the standby connecting tube of instrument 5 upper end to connect;In described transducer protection cylinder 3, transducer 6 is installed, is provided with described instrument bin 4 Circuit module, described circuit module is transducer driving circuit 7, transcoding circuit 8 and the coding circuit 9 being sequentially connected, and drilling well is believed The drilling information of breath measuring instrument measurement transmits and is encoded to coding circuit 9, and the drilling information after coding transmits to transcoding Carry out transcoding, the drilling information after transcoding is sent to transducer driving circuit 7 and carries out signal driving, transducer drive in circuit 8 Circuit 7 drives transducer 6 that by the signal of telecommunication, the drilling information after transcoding is converted into acoustic signals and sends.
Cylinder, transducer is protected to protect the installation of cylinder and transducer and use, be easy to drilling fluid for the ease of instrument bin Circulate and realize the incoming top connection of acoustic signals, referring to Fig. 2, Fig. 3, in an embodiment of the present invention, outside described top connection 1 From top to bottom it is sequentially provided with the instrument bin protection cylinder junction button 101 protecting cylinder 2 for connecting instrument bin, for protecting with transducer The transducer protection cylinder mating surface 102 of cylinder 3 cooperation, and for contacting the transducer contact surface 103 of transducer 6;Connect on described From top to bottom it is sequentially provided with the drilling rod junction button 104 for jointed rod, for the drilling fluid shunting of drilling fluid shunting inside 1 Face 105, and the drilling fluid flow manifold 106 for the drilling fluid that circulates.Referring to Fig. 3, in a preferred embodiment, institute The drilling fluid flow manifold 106 stated is three, and drilling fluid, by entering top connection inside drilling rod, reaches drilling fluid grouping teaching, warp Enter three drilling fluid split channels of shunting after the shunting of drilling fluid grouping teaching to be transmitted.
In order to ensure the installation sealing between top connection and transducer protection cylinder, referring to Fig. 2, it is preferable to carry out in the present invention one In example, described transducer protection cylinder mating surface 102 is provided with seal groove 107.
Installation for the ease of top connection, instrument bin and the standby connecting tube of detection instrument and use, referring to Fig. 4, at this Invent in an embodiment, described instrument bin protection cylinder 2 is outside to be the first-class diameter face of cylinder, and lower end is provided with the brill for jointed rod Bar junction button 201;Described instrument bin protects the top connection being from top to bottom sequentially provided with inside cylinder 2 for connecting top connection 1 to connect Button 202, for placing the instrument bin outer tube 203 of instrument bin 4, for supporting the instrument bin supporting surface 204, Yi Jiyong of instrument bin 4 The detection instrument standby connecting tube outer tube 205 of runner is provided in the protection standby connecting tube of detection instrument 5 and for drilling fluid.
Installation for the ease of transducer and instrument bin and use, referring to Fig. 5, Fig. 6, in an embodiment of the present invention, institute Stating transducer protection cylinder 3 outside is the first-class diameter face of cylinder;From top to bottom be sequentially provided with inside described transducer protection cylinder 3 for The top connection mating surface 301 of cooperation top connection 1 end, for providing, for top connection 1, the top connection supporting surface 302 supporting, is used for There is provided the transducer righting face 303 of centralizing support for transducer 6, for placing the transducer outer tube 304, Yi Jiyong of transducer 6 In the instrument bin junction button 305 connecting instrument bin 4 end.
In order to provide top connection supporting surface for top connection, referring to Fig. 5, in a preferred embodiment, described The external diameter in transducer righting face 303 is less than top connection mating surface 301.In order to ensure installation and the use of transducer, referring to Fig. 5, In another preferred embodiment of the present invention, described transducer outer tube 304 is with diameter greater than transducer righting face 303.
In order to ensure circuit module normal work, referring to Fig. 1, in the another enforcement of the present invention, also set in described instrument bin 4 The supply module 10 that promising circuit module is powered.In a preferred embodiment, described supply module is set of cells.
Installation for the ease of circuit module, set of cells and transducer and use, referring to Fig. 7 to Figure 11, in the present invention In one embodiment, it is provided with the transducer protection cylinder junction button 401 protecting cylinder 3 for connecting transducer outside described instrument bin 4, uses In the instrument bin upper support face 402 supporting instrument bin 4 top, for protecting the protection of instrumentation cylinder 403 of instrument, and for propping up The instrument bin lower support face 404 of support instrument bin 4 bottom;It is provided with the transducer for supporting transducer 6 inside described instrument bin 4 Supporting surface 405, for the top wire connection hole 406 for connecting instrument and the wire offer passage of transducer, for for circulating The instrument bin inner flow passage 407 of drilling fluid, for placing the first circuit storehouse 4081 of transducer driving circuit 7, transcoding circuit 8, For placing the second circuit storehouse 4082 of coding circuit 9, for the battery compartment of placing battery group, for for connecting set of cells and electricity Connecting hole 410 between the storehouse of wire offer passage of road module, for between the first circuit storehouse 4081 and second circuit storehouse 4082 Wire provide passage circuit storehouse link slot 411, for for enter instrument bin wire provide passage lower wire connect Hole 412, and for connecting the detection instrument standby connecting tube junction button 413 of the end of the standby connecting tube of detection instrument 5.
Referring to Fig. 7, it is preferable to carry out the present invention is a certain, under described instrument bin upper support face 402 and described instrument bin Portion's supporting surface 404 all offers seal groove 414, protects the sealing between cylinder for instrument bin and instrument bin.In described instrument bin Portion's runner 407 is six manholes of circle distribution, and both sides flow diameter is less than intermediate flow channel diameter, for carrying for drilling fluid For passage.Described first circuit storehouse 4081 and described second circuit storehouse 4082 are rectangular aperture groove;Described battery compartment is three Not connected rectangular aperture groove, the respectively first battery compartment 4091, the second battery compartment 4092, the 3rd battery compartment 4093, battery Storehouse depth is more than described first circuit storehouse 4081 and the depth in described second circuit storehouse 4082.Between described storehouse, connecting hole 410 is three Individual be uniformly distributed manhole, the first manhole connects the first circuit storehouse 4081 and the first battery compartment 4091, and second is circular logical Hole connects the first circuit storehouse 4081 and the second battery compartment 4092, and the 3rd manhole connects second circuit storehouse 4082 and the 3rd battery Storehouse 4093.
Being installed on and using for the ease of instrument bin and drilling information measuring instrument, referring to Figure 12, a certain in the present invention In embodiment, described detection instrument standby connecting tube 5 outside is stepped cylinder face, and upper end is provided with for instrument bin lower end even Connect instrument bin junction button 501;Described detection instrument standby connecting tube 5 inside is first-class diameter through hole, and lower end is provided with for connecting The detection instrument junction button 502 of bottom drilling information measuring instrument.
Down-hole information acoustic signals described in above-described embodiment occur the installation process of system as follows:
(1) transducer driving circuit, transcoding circuit, coding circuit, stack seal are fixed in instrument bin, and by upper Between portion's wire connection hole, storehouse, connecting hole, circuit storehouse link slot, lower wire connecting hole utilize wire to connect;
(2) transducer is installed in instrument bin upper end, and the transducer protection cylinder junction button of instrument bin is threaded connection transducing Cylinder protected by device, and the detection instrument standby connecting tube junction button of instrument bin lower end is threaded connection the standby connecting tube of detection instrument, Transducer protection cylinder upper end is fitted close with top connection lower end, and the instrument bin protection cylinder junction button of top connection is threaded connection Instrument bin protects cylinder, and instrument bin protects the drilling rod junction button of cylinder to be threaded connection drilling rod.
In drilling process, system is occurred to turn drilling information using the down-hole information acoustic signals described in above-described embodiment When being changed to information of acoustic wave, its drilling information transmittance process is:The drilling information measuring instrument of detection instrument standby connecting tube lower end The drilling information collected is sent to coding circuit, after encoded circuit compiler, is sent to transcoding circuit, the drilling well after transcoding Information transmission carries out signal driving to transducer driving circuit, and information is sent to transducer by wire the most at last;Transducer will The signal of telecommunication receiving is converted into acoustical signal and is sent to top connection, then relay or the reception being sent to top by top connection Device, the acoustical signal realizing drilling information occurs.
Above-described embodiment is used for explaining the present invention, rather than limits the invention, in spirit and the right of the present invention In the protection domain requiring, any modifications and changes that the present invention is made, both fall within protection scope of the present invention.

Claims (10)

1. a kind of down-hole information acoustic signals there is system it is characterised in that include top connection (1) and with top connection (1) end Instrument bin protection cylinder (2) connecting;Described instrument bin is protected and is provided with transducer protection cylinder (3) being sequentially connected, instrument in cylinder (2) Device storehouse (4) and the standby connecting tube of detection instrument (5), described transducer protects the end of cylinder (3) and top connection (1) to coordinate, described The end that cylinder (2) is protected with described instrument bin in one end that instrument bin (4) connecting tube standby with detection instrument (5) is connected is connected;Institute State in transducer protection cylinder (3) and transducer (6) is installed;It is provided with circuit module, described circuit module is in described instrument bin (4) Transducer driving circuit (7), transcoding circuit (8) and the coding circuit (9) being sequentially connected, the brill of drilling information measuring instrument measurement Well information transmits and is encoded to coding circuit (9), and the drilling information after coding transmits and carries out turning to transcoding circuit (8) Code, the drilling information after transcoding is sent to transducer driving circuit (7) and carries out signal driving, and transducer driving circuit (7) drives Drilling information after transcoding is converted into acoustic signals and sends by transducer (6).
2. there is system it is characterised in that described top connection (1) is outside in down-hole information acoustic signals as claimed in claim 1 It is provided with instrument bin protection cylinder junction button (101) protecting cylinder (2) for connecting instrument bin, for joining with transducer protection cylinder (3) Transducer protection cylinder mating surface (102) closing, and it is used for contacting the transducer contact surface (103) of transducer (6);Connect on described It is provided with the drilling rod junction button (104) for jointed rod inside head (1), for the drilling fluid grouping teaching (105) of drilling fluid shunting, And the drilling fluid flow manifold (106) for the drilling fluid that circulates.
3. there is system it is characterised in that described transducer protection cylinder is joined in down-hole information acoustic signals as claimed in claim 2 Conjunction face (102) is provided with seal groove (107).
4. there is system it is characterised in that described instrument in down-hole information acoustic signals as described in claims 1 to 3 any one For the first-class diameter face of cylinder outside device storehouse protection cylinder (2), end is provided with the drilling rod junction button (201) for jointed rod;Described Instrument bin protects the top connection junction button (202) being provided with inside cylinder (2) for connecting top connection (1), for placing instrument bin (4) Instrument bin outer tube (203), for supporting the instrument bin supporting surface (204) of instrument bin (4), and be used for protecting detection instrument standby The detection instrument standby connecting tube outer tube (205) of runner is provided with connecting tube (5) and for drilling fluid.
5. there is system it is characterised in that cylinder protected by described transducer in down-hole information acoustic signals as claimed in claim 4 (3) outside is the first-class diameter face of cylinder;It is provided with for coordinating top connection (1) end inside described transducer protection cylinder (3) Connector mating face (301), for providing, for top connection (1), the top connection supporting surface (302) supporting, for carrying for transducer (6) For the transducer righting face (303) of centralizing support, for placing the transducer outer tube (304) of transducer (6), and it is used for connecting The instrument bin junction button (305) of instrument bin (4) end.
6. there is system it is characterised in that described transducer righting face in down-hole information acoustic signals as claimed in claim 5 (303) external diameter is less than top connection mating surface (301), and described transducer outer tube (304) is with diameter greater than transducer righting face (303).
7. there is system it is characterised in that described instrument bin (4) is interior in the down-hole information acoustic signals as described in claim 1 or 6 It is additionally provided with the supply module (10) powered for circuit module, described supply module is set of cells.
8. there is system it is characterised in that described instrument bin (4) is outside in down-hole information acoustic signals as claimed in claim 7 It is provided with transducer protection cylinder junction button (401) protecting cylinder (3) for connecting transducer, for supporting instrument bin (4) top Instrument bin upper support face (402), for protecting the protection of instrumentation cylinder (403) of instrument, and is used for supporting instrument bin (4) bottom Instrument bin lower support face (404);It is provided with the transducer supporting surface for supporting transducer (6) inside described instrument bin (4) (405), for the top wire connection hole (406) for connecting instrument and the wire offer passage of transducer, for boring for circulation The instrument bin inner flow passage (407) of well liquid, for placing the first circuit storehouse of transducer driving circuit (7), transcoding circuit (8) (4081), for placing the second circuit storehouse (4082) of coding circuit (9), for the battery compartment of placing battery group, for for even The wire connecing set of cells and circuit module provides connecting hole (410) between the storehouse of passage, for for the first circuit storehouse (4081) and the Wire between two circuit storehouses (4082) provides the circuit storehouse link slot (411) of passage, carries for the wire for entering instrument bin For the lower wire connecting hole (412) of passage, and it is used for connecting the detection instrument of the end of the standby connecting tube of detection instrument (5) Standby connecting tube junction button (413).
9. there is system it is characterised in that described instrument bin upper support in down-hole information acoustic signals as claimed in claim 8 Face (402) and described instrument bin lower support face (404) all offer seal groove (414);Described instrument bin inner flow passage (407) For six manholes of circle distribution, both sides flow diameter is less than intermediate flow channel diameter;Described first circuit storehouse (4081) and Described second circuit storehouse (4082) is rectangular aperture groove;Described battery compartment is three not connected rectangular aperture grooves, respectively For the first battery compartment (4091), the second battery compartment (4092), the 3rd battery compartment (4093), it is electric that battery compartment depth is more than described first Road storehouse (4081) and the depth in described second circuit storehouse (4082);Between described storehouse, connecting hole (410) is uniformly distributed circle for three Through hole, the first manhole connects the first circuit storehouse (4081) and the first battery compartment (4091), and the second manhole connects first Circuit storehouse (4081) and the second battery compartment (4092), the 3rd manhole connects second circuit storehouse (4082) and the 3rd battery compartment (4093).
10. there is system it is characterised in that described detection instrument is standby in the down-hole information acoustic signals as described in claim 1 or 9 Outside with connecting tube (5) is stepped cylinder face, is provided with for being connected instrument bin junction button (501) with instrument bin end;Described For first-class diameter through hole inside the standby connecting tube of detection instrument (5), it is provided with the survey meter for connecting drilling information measuring instrument Device junction button (502).
CN201611106225.0A 2016-12-05 2016-12-05 Down-hole information acoustic signals generating system Active CN106401573B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106593417A (en) * 2017-02-24 2017-04-26 中国石油大学(华东) Underground pressure monitoring device
CN106907144A (en) * 2017-05-08 2017-06-30 中国石油大学(华东) Locking-type Acoustic signal ground receiving and displaying system

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