CN201474689U - Stress wave short transmission data receiving device - Google Patents
Stress wave short transmission data receiving device Download PDFInfo
- Publication number
- CN201474689U CN201474689U CN2009201556993U CN200920155699U CN201474689U CN 201474689 U CN201474689 U CN 201474689U CN 2009201556993 U CN2009201556993 U CN 2009201556993U CN 200920155699 U CN200920155699 U CN 200920155699U CN 201474689 U CN201474689 U CN 201474689U
- Authority
- CN
- China
- Prior art keywords
- pipe nipple
- felt pad
- circuit board
- cable connector
- stress wave
- 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.)
- Expired - Lifetime
Links
Images
Abstract
The utility model provides a stress wave short transmission data receiving device, which solves the problem of time delay during well bottom data transmission of the existing tool. The lower part of a receiver (5) is connected with a metal wire (15), the metal wire (15) passes through the wall of an outer tube (14) to be connected with a metal ring (6), the metal ring (6) is separated from a receiving short section (4) through an insulating ring (7), the lower part of the metal ring (6) is connected with an electric wire (16), the electric wire (16) passes through an internal passage between the receiving short section (4) and a pressure bearing tube (8) to be connected with a circuit board (17) arranged on an insulating pad (9), and the circuit board (17) is connected with a connecting wire (18) and is fixed on the insulating pad (9). The insulating ring (7) and the insulating pad (9) can prevent the short circuit of the circuit board (17) and the electric wire (16) caused by metal parts, and can reduce the vibration. The stress wave short transmission data receiving device is matched with a wireless measurement while drilling (MWD) system for transmitting well bottom data, has high adaptability, and is favorable for popularization and application.
Description
Technical field
The utility model relates to oilfield drilling operation aid, and particularly a kind of stress wave short pass data sink belongs to the downhole tool class.
Background technology
Along with the development of drilling technology, directional well, horizontal well technology is applied to drilling well widely.MWD (wireless drilling measuring system) or other data transfer tool be as directional well, and the supporting use instrument of horizontal well can be with the well data real-time Transmission in shaft bottom to ground, as directional well, and the important reference of TRAJECTORY CONTROL OF HORIZONTAL WELL.But above instrument can only be installed in the top of screw rod, apart from the about 10m of bit location, causes the data of transmission to have certain time-delay, makes directional well, and certain deviation appears in the track of horizontal well.
Summary of the invention
For solving the problem that there is certain time-delay in the data of transmitting in the background technology, the utility model provides a kind of stress wave short pass data sink.
The utility model mainly comprises fishing head, adjusts pipe nipple, shop bolt, reception pipe nipple, receiver, metal ring, dead ring, pressure-bearing tube, felt pad, spring, active joint, snap ring, cable connector, urceolus.The utility model is mainly screwed connection, and the fishing head next coming in order are connecting the adjustment pipe nipple, receiving pipe nipple, pressure-bearing tube, cable connector etc.; Spring, active joint and snap ring are enclosed within the cable connector outside, all place in the urceolus with upper-part.Outer tube wall of the present utility model upper edge axial distribution two through hole group up and down, and every sets of vias is made up of equally distributed several the independent through holes that directly make progress.Several shop bolts of packing in the last sets of vias, the shop bolt bottom withstands on to be adjusted on the pipe nipple outer wall, makes the urceolus inner part fixing between two parties.Pack in the lower through-hole group behind some receivers,, receiver and external rings Kongxiang are completely cut off with the plug sealing.Wire is inserted in the receiver bottom, and wire passes outer tube wall and is connected with metal ring.Metal ring integral body is annular, places the annular groove that receives the pipe nipple outer wall, is cut off by dead ring between metal ring and reception pipe nipple.Electric wire is inserted in the metal ring bottom, and electric wire passes and receives the pipe nipple outer wall and enter and receive the pipe nipple inner chamber, is connected with circuit board on the felt pad via the inner passage that receives between pipe nipple inner chamber and the pressure-bearing tube inner chamber again.Receiving has several axially to connect the runner that receives the pipe nipple upper and lower end face on the pipe nipple.Felt pad places in the pressure-bearing tube, and felt pad middle part be a half round post, and some screw holes of axial symmetrical distribution are arranged on its plane, circuit board by some screw on felt pad; The felt pad two ends are cylindrical for fluting, and its upper grooves bottom surface is a slope, run through whole felt pad on lower recess is axial.Felt pad comprises the part of radially fitting more than the half with the pressure-bearing tube inner chamber, only also comprises the part of radially fitting below the half with the pressure-bearing tube inner chamber.The termination that circuit board and cable connector are close is gone into connecting line, and connecting line passes the cable connector inner chamber and links to each other with circuit in MWD (wireless drilling measuring system) parts or other data transfer tool.Match with MWD (wireless drilling measuring system) unit interface or other data transfer tool signal receiving end interface in the cable connector bottom, active joint and MWD (wireless drilling measuring system) parts or other data transfer tool signal receiving end are fixed by screwed connection.Spring and snap ring form certain support to active joint.
Major advantage of the present utility model is: the utility model is used the latency issue that exists in the time of can effectively reducing transfer of data, optimized directional well, the wellbore trace of horizontal well with the stress wave emitter that is connected on the drill bit.The utility model adopts dead ring, felt pad holding circuit plate and electric wire, prevents that metal parts from causing the phenomenons such as short circuit of circuit board and electric wire, and reduction or the vibrations of elimination tubing string guarantee the accuracy and the stability of data to the influence of circuit board.Active joint of the present utility model and cable connector interface match with MWD (wireless drilling measuring system) or other data transfer tool signal receiving end, and compliance is strong, helps applying.Because the medium of MWD (wireless drilling measuring system) or other data transfer tool transmission data is generally liquid, so receive several axial flow channel for liquids that receive the pipe nipple upper and lower end face that connect that have on the pipe nipple, guaranteed the continuity inside and outside instrument of transmission medium, provide condition for normally creeping into the realization of transmitting with data transaction.
Description of drawings
Fig. 1 the utility model structural representation
Fig. 2 the utility model sectional drawing
Fig. 3 felt pad principal section figure
Fig. 4 felt pad vertical view
Fig. 5 felt pad sectional side view
Fig. 6 felt pad left view
Fig. 7 through hole and receiver vertical view
The specific embodiment
The utility model is described in more detail below in conjunction with accompanying drawing.
A kind of stress wave short pass data sink shown in Fig. 1-7, the utility model mainly comprise fishing head 1, adjustment pipe nipple 2, shop bolt 3, receive pipe nipple 4, receiver 5, metal ring 6, dead ring 7, pressure-bearing tube 8, felt pad 9, spring 10, active joint 11, snap ring 12, cable connector 13, urceolus 14.The utility model is mainly screwed connection, and fishing head 1 next coming in order are connecting adjustment pipe nipple 2, receiving pipe nipple 4, pressure-bearing tube 8, cable connector 13 etc.; Spring 10, active joint 11 and snap ring 12 are enclosed within cable connector 13 outsides, all place in the urceolus 14 with upper-part.Urceolus 14 wall upper edge axial distribution of the present utility model two through hole group up and down, and every sets of vias is made up of equally distributed several the independent through holes that directly make progress.Several shop bolts 3 of packing in the last sets of vias, shop bolt 3 bottoms withstand on to be adjusted on pipe nipple 2 outer walls, makes urceolus 14 inner parts fixing between two parties.Pack in the lower through-hole group behind some receivers 5,, receiver 5 and external rings Kongxiang are completely cut off with the plug sealing.Wire 15 is inserted in receiver 5 bottoms, and wire 15 passes urceolus 14 walls and is connected with metal ring 6.Metal ring 6 integral body are annular, place the annular groove that receives pipe nipple 4 outer walls, metal ring 6 with receive 4 of pipe nipples by dead ring 7 partitions.Electric wire 16 is inserted in metal ring 6 bottoms, and electric wire 16 passes and receives pipe nipple 4 outer walls and enter and receive pipe nipple 4 inner chambers, is connected with circuit board 17 on the felt pad 9 via the inner passage that receives between pipe nipple 4 inner chambers and pressure-bearing tube 8 inner chambers again.Receiving has several axially to connect the runner that receives pipe nipple 4 upper and lower end faces on the pipe nipple 4.Felt pad 9 places in the pressure-bearing tube 8, and felt pad 9 middle parts are half-cylindrical, and some screw holes of axial symmetrical distribution are arranged on its plane, circuit board 17 by some screw on felt pad 9; Felt pad 9 two ends are cylindrical for fluting, and its upper grooves bottom surface is a slope, run through whole felt pad 9 on lower recess is axial.Felt pad 9 comprises the part of radially fitting more than the half with pressure-bearing tube 8 inner chambers, only also comprises the part of radially fitting below the half with pressure-bearing tube 8 inner chambers.Circuit board 17 and cable connector 13 close terminations are gone into connecting line 18, and connecting line 18 passes cable connector 13 inner chambers and links to each other with MWD (wireless drilling measuring system) parts or the interior circuit of other data transfer tool.Match with MWD (wireless drilling measuring system) unit interface or other data transfer tool signal receiving end interface in cable connector 13 bottoms, active joint 11 is fixed by screwed connection with MWD (wireless drilling measuring system) parts or other data transfer tool signal receiving end.12 pairs of active joints of spring 10 and snap ring 11 form certain support.
When the utility model is implemented: at first on drill bit, connect stress wave emitter, screw rod, MWD (wireless drilling measuring system) or other data transfer tool and the utility model and drill string successively.Then the drilling tool G.I.H is begun normally to creep into.Stress wave emitter firing stress ripple, stress wave is received by the receiver on the utility model urceolus 14 walls 5 by drill string transmission back, recipient 5 is transferred to stress wave on the circuit board 17 by wire 15, metal ring 6 and electric wire 16,17 pairs of stress waves of receiving of circuit board are handled and are stored, and be transferred on MWD (wireless drilling measuring system) or other data transfer tool, at last, MWD (wireless drilling measuring system) or other data transfer tool are transferred to ground with data with the form of mud-pulse.
Claims (3)
1. a stress wave short pass data sink is mainly screwed connection, and fishing head (1) next coming in order are connecting adjustment pipe nipple (2), receiving pipe nipple (4), pressure-bearing tube (8), cable connector (13) etc.; Spring (10), active joint (11) and snap ring (12) are enclosed within cable connector (13) outside, all place in the urceolus (14) with upper-part; It is characterized in that: some receivers (5) place in the equally distributed lower through-hole group on urceolus (14) wall, and wire (15) is inserted in receiver (5) bottom, and wire (15) passes urceolus (14) wall and links to each other with metal ring (6);
Metal ring (6) places and receives in pipe nipple (4) the outer wall groove, and metal ring (6) is cut off by dead ring (7) with reception pipe nipple (4); Electric wire (16) is inserted in metal ring (6) bottom, and electric wire (16) passes and receives pipe nipple (4) inner chamber, links to each other with circuit board (17) on the felt pad (9) via the inner passage that receives between pipe nipple (4) inner chamber and pressure-bearing tube (8) inner chamber again; Felt pad (9) places in the pressure-bearing tube (8); Circuit board (17) links to each other with connecting line (18); Circuit board (17) is fixed on the felt pad (9); Receiving has several axially to connect the runner that receives pipe nipple (4) upper and lower end face on the pipe nipple (4); Spring (10) and snap ring (12) form active joint (11) and support.
2. a kind of stress wave short pass data sink according to claim 1, it is characterized in that: felt pad (9) middle part is for half-cylindrical, some screwed holes that axial symmetrical distribution is arranged on its plane, circuit board (17) is by some screw (9) on felt pad; Felt pad (9) two ends are cylindrical for fluting, and its upper grooves bottom surface is a slope, run through whole felt pad (9) on lower recess is axial; Felt pad (9) comprises and pressure-bearing tube (8) the inner chamber above part of fitting of half radially, only also comprises and pressure-bearing tube (8) the inner chamber following part of fitting of half radially.
3. a kind of stress wave short pass data sink according to claim 1 and 2 is characterized in that: also comprise active joint (11) and cable connector (13); Active joint (11) and MWD parts signal receiving end are by screwed connection; Match with MWD parts signal receiving end interface in cable connector (13) bottom; The termination that circuit board (17) is close with cable connector (13) is gone into connecting line (18), and connecting line (18) passes cable connector (13) inner chamber and links to each other with circuit in the MWD.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201556993U CN201474689U (en) | 2009-06-03 | 2009-06-03 | Stress wave short transmission data receiving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201556993U CN201474689U (en) | 2009-06-03 | 2009-06-03 | Stress wave short transmission data receiving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201474689U true CN201474689U (en) | 2010-05-19 |
Family
ID=42410937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201556993U Expired - Lifetime CN201474689U (en) | 2009-06-03 | 2009-06-03 | Stress wave short transmission data receiving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201474689U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470247A (en) * | 2012-06-07 | 2013-12-25 | 中国石油天然气集团公司 | Jar/damper capable of realizing signal transmission |
| CN103899292A (en) * | 2012-12-26 | 2014-07-02 | 中国石油化工股份有限公司 | Method used for measuring impact vibration state of downhole instrument while drilling |
-
2009
- 2009-06-03 CN CN2009201556993U patent/CN201474689U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103470247A (en) * | 2012-06-07 | 2013-12-25 | 中国石油天然气集团公司 | Jar/damper capable of realizing signal transmission |
| CN103899292A (en) * | 2012-12-26 | 2014-07-02 | 中国石油化工股份有限公司 | Method used for measuring impact vibration state of downhole instrument while drilling |
| CN103899292B (en) * | 2012-12-26 | 2017-06-16 | 中国石油化工股份有限公司 | For the method for the impact shock state of measurement while drilling downhole instrument |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203547730U (en) | While-drilling information sound wave transmission relay forwarding device | |
| US9695645B2 (en) | Downhole electrical connector | |
| CN103382837A (en) | Information while drilling sound wave transmission relay transmitting device | |
| CN106089186B (en) | Segmented water injection well mouth and well bottom signal wireless transmitting and receiving device and wireless transmission method | |
| CN106223937B (en) | A kind of reception device suitable for the wireless short pass of the nearly drill bit in underground | |
| CN104179496A (en) | Connecting piece of short section of logging while drilling instrument | |
| RU2669969C1 (en) | Method of installing current supply to electric drill at drilling well | |
| CN201474689U (en) | Stress wave short transmission data receiving device | |
| CN105464646B (en) | A kind of communication device and method of underground geologic parameter | |
| CN202228034U (en) | Wellhead device for pipeline to penetrate | |
| CN114607347A (en) | Coal mine underground near-bit multi-parameter measurement while drilling system based on hollow screw drilling tool | |
| CN101975057A (en) | Real-time control drilling and production system for deep and ultra-deep wells | |
| MX2012014486A (en) | Use of wired tubulars for communications/power in an in-riser application. | |
| CN106968610B (en) | A kind of Offshore Drilling Riser that itself can be monitored is single | |
| CN201144695Y (en) | Novel signal transmission drill string | |
| CN112771246A (en) | Data collection and communication device between tubular columns of oil and gas well | |
| CN102777171B (en) | Sound wave signal while drilling receiving device | |
| CN217877897U (en) | Geothermal well liquid level measuring structure | |
| CN205876309U (en) | Soundwave -while -drilling well logging device | |
| CN106014393A (en) | Device for transmitting magnetic localization measured data through sound waves and use method of device | |
| CN201176874Y (en) | Downhole data collection and transmission device | |
| CN109798105B (en) | Measurement-while-drilling instrument and measurement-while-drilling system | |
| CN210289749U (en) | Clamp can be dismantled in wireless monitoring in pit | |
| CN209539282U (en) | Connection centralizer for measuring instrument | |
| CN202190049U (en) | Cable connecting seat |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100519 |