CN104278986B - Bottomhole pressure monitoring while drilling device with pulse generator - Google Patents
Bottomhole pressure monitoring while drilling device with pulse generator Download PDFInfo
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- CN104278986B CN104278986B CN201410585892.6A CN201410585892A CN104278986B CN 104278986 B CN104278986 B CN 104278986B CN 201410585892 A CN201410585892 A CN 201410585892A CN 104278986 B CN104278986 B CN 104278986B
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- pipe nipple
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- terminal
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- 238000005553 drilling Methods 0.000 title claims abstract description 44
- 238000012544 monitoring process Methods 0.000 title abstract 5
- 210000002445 nipple Anatomy 0.000 claims description 122
- 238000009434 installation Methods 0.000 claims description 22
- 238000007789 sealing Methods 0.000 claims description 21
- 238000012806 monitoring device Methods 0.000 claims description 17
- 239000011148 porous material Substances 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 4
- 238000011144 upstream manufacturing Methods 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 3
- ISIADHSUQYFCNX-QGPWHBDCSA-N [2-[(2s,3s,4r,5r)-5-(2,4-dioxopyrimidin-1-yl)-3,4-dihydroxyoxolan-2-yl]-1,3-bis[(2r,3r,4r,5r)-5-(2,4-dioxopyrimidin-1-yl)-3-hydroxy-4-phosphonooxyoxolan-2-yl]propan-2-yl] dihydrogen phosphate Chemical compound N1([C@@H]2O[C@@H]([C@H]([C@H]2OP(O)(O)=O)O)CC(C[C@@H]2[C@H]([C@H]([C@@H](O2)N2C(NC(=O)C=C2)=O)OP(O)(O)=O)O)(OP(O)(O)=O)[C@@H]2[C@H]([C@@H](O)[C@@H](O2)N2C(NC(=O)C=C2)=O)O)C=CC(=O)NC1=O ISIADHSUQYFCNX-QGPWHBDCSA-N 0.000 abstract 3
- 230000000694 effects Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 3
- 241001074085 Scophthalmus aquosus Species 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 1
- 210000001367 artery Anatomy 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 229910052744 lithium Inorganic materials 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000035485 pulse pressure Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/06—Measuring temperature or pressure
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/06—Measuring temperature or pressure
- E21B47/07—Temperature
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Geophysics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Remote Sensing (AREA)
- Earth Drilling (AREA)
Abstract
The invention relates to the technical field of bottomhole parameter monitoring while drilling devices and particularly relates to a bottomhole pressure monitoring while drilling device with a pulse generator. The bottomhole pressure monitoring while drilling device comprises a UP pup joint, a UPU pup joint, a circuit pup joint, a circuit joint, a connecting pup joint, a pulse generator assembly, a generator assembly, a control circuit device and a sensor assembly, wherein the outer side of the lower part of the UP pup joint is fixed together with the inner side of the upper part of the UPU pup joint; the outer side of the lower part of the UPU pup joint is fixed together with the inner side of the upper part of the circuit pup joint; and the inner side of the lower part of the circuit pup joint is fixed together with the outer side of the upper part of the circuit joint. The bottomhole pressure monitoring while drilling device with the pulse generator is reasonable and compact in structure and convenient to use; and due to the arrangement of the generator assembly, a power source can be provided for the control circuit device and the sensor assembly in the drilling and logging processes, underground logging while drilling instruments and tools with relatively high power consumption can be supported to work, the power basis is provided for effectively finishing the drilling period of a drill bit, the drilling period is shortened, and the work efficiency is increased.
Description
Technical field
The present invention relates to well-drilling bottom parameter monitor device technical field, be a kind of have impulse generator with well-drilling bottom
Pressure monitoring device.
Background technology
Mud-pulse is with well-drilling bottom pressure monitor system（PWD）Technology has been widely used for under-balance drilling operation at present
In, because it can obtain correct bottom pressure data in time, can effectively be protected according to this data and find oil-gas Layer,
Really meet In Oil Field Exploration And Development department to oil and gas reservoir science, exactly identification and the process specifications evaluated.At present,
With well-drilling bottom pressure monitor system（PWD）（With well-drilling bottom parameter monitor device）Mainly limited by borehole size and drilling tool size
System, can only carry a limited number of high power lithium battery groups is to provide power supply it is impossible to support larger power consumption with brill instrument and instrument
Work, it is impossible to effectively complete the drilling cycle of a drill bit, can only be forced for a long time for downhole drill instrument and tool system
Pull out of hole in advance, thus repeatedly creep into and carry brill, in economy with great waste is caused on the time, inefficiency, seriously
Have impact on the working cycle of drilling well.
Content of the invention
The invention provides a kind of have impulse generator with well-drilling bottom pressure monitoring device, overcome above-mentioned existing skill
The deficiency of art, its energy effectively solving is existing to fail present in drilling well well logging with well-drilling bottom parameter monitor device to support relatively
The problem that the downhole drill instrument of big power consumption and instrument work long hours.
The technical scheme is that and realized by following measures：A kind of have impulse generator with drilling well base pressure
Power monitoring device, including UP pipe nipple, UPU pipe nipple, circuit pipe nipple, terminal, connecting short section, pulse generator assembly, generating
Machine assembly, control circuit device and sensor unit, the lower outside of UP pipe nipple is fixed on one with the upper inner of UPU pipe nipple
Rise, the lower outside of UPU pipe nipple is fixed together with the upper inner of circuit pipe nipple, and the lower inside of circuit pipe nipple and circuit connect
The upper outside of head is fixed together, and the lower inside of terminal is fixed together with the upper outside of connecting short section, in UP
The inside middle portion of pipe nipple is fixed with the first centralizer, and longitudinally through first righting hole, pulse are distributed with the first centralizer
The middle part of generator assembly is fixed on inside the first centralizer, is fixed with restrictor ring bearing, pulse in the upper end of the first centralizer
The top of generator assembly is located in restrictor ring bearing, has spacing, in arteries and veins between restrictor ring bearing and pulse generator assembly
Rush outside generator assembly and inside UP pipe nipple between have spacing, be fixed with lower adjusting sleeve in UPU pipe nipple upper inner, lowering
There is spacing, the bottom of pulse generator assembly and the top of alternator assembly are fixed on one between a whole set of inner side and alternator assembly
Rise, outside alternator assembly and inside UPU pipe nipple between have spacing, be fixed with upper runner even in the upper inner of circuit pipe nipple
Logical device, the bottom of alternator assembly is fixed together with the top of upper runner linker, is distributed with vertical on upper runner linker
To the upper intercommunicating pore of insertion, it is installed with the upper circuit board of at least one outside the middle part of circuit pipe nipple, in circuit pipe nipple
Axially there is the axial hole communicating with upper intercommunicating pore, be fixed with lower flow channel linker in the lower inside of circuit pipe nipple, in lower flow channel
Longitudinally through lower intercommunicating pore is distributed with linker, lower intercommunicating pore is communicated with axial hole, the top of control circuit device with
The bottom of flow passage device is fixed together, and the bottom of control circuit device is located inside terminal, in control circuit device
There is spacing between inside outside and terminal, be fixed with sensor unit in the bottom of control circuit device, in terminal
On have sensing device corresponding with sensor unit, be fixed with fishing head in the bottom of sensor unit, alternator assembly with upper
Circuit board is electrically connected, and upper circuit board and control circuit device are electrically connected, and control circuit device is total with sensor
One-tenth is electrically connected, and pulse generator assembly and control circuit device are electrically connected, and has female thread on UP pipe nipple top
Or external screw thread, there are female thread or external screw thread in connecting short section bottom.
Further optimization and/or improvements to foregoing invention technical scheme are presented herein below：
Above-mentioned alternator assembly may include control valve and erection joint, solid between control valve bottom and erection joint top
Dingan County, equipped with support set, is provided with turbine outside support set, has the first installing hole of up/down perforation in control valve, is installing
3rd installing hole of up/down perforation is had on joint, second all being communicated with the first installing hole and the 3rd installing hole is had on support set
Installing hole, pulse generator assembly includes main valve and head pulse, and the bottom of head pulse is fixedly installed togather with the top of main valve,
Have, at the middle part of main valve, the pulse hole communicating with the first installing hole, be fixed with protective case outside the middle part of main valve, under main valve
Portion is fixedly installed togather with the top of control valve, and upper runner linker is fixedly mounted on by upper rotary connector with erection joint
Together, there is L-shaped upper rotating hole in upper runner linker, have the upper connection communicating with upper rotating hole outside circuit pipe nipple
Hole, is installed with protection board outside upper connecting hole, in the first installing hole, the second installing hole, the 3rd installing hole, pulse hole
Inside it is mounted at least two strands upper wires, on one, one end of wire and the electric connecting terminal of main valve are electrically connected, another stock
One end of upper wire is electrically connected with the electric connecting terminal of control valve, and the other end of all upper wires and upper rotary connector are electrically connected
Be connected together, upper rotating hole and on connect in the hole and be mounted at least two strands lower wires, one end of all lower wires and upper rotation
Patch plug is electrically connected, and the other end of one lower wire is electrically connected with upper circuit board, another strand of lower wire another
One end is electrically connected with control circuit device.
Above-mentioned control circuit device may include control circuit installation set, and the top of control circuit installation set is connected with lower flow channel
The bottom of device is fixedly installed togather by lower rotary connector, is installed with lower circuit board in control circuit installation set, under
Circuit board is electrically connected with lower rotary connector, has L-shaped lower rotating hole in lower flow channel linker, outside circuit pipe nipple
There is the lower connecting hole communicating with lower rotating hole, be installed with lower protection board outside lower connecting hole, in lower rotating hole and lower company
Connect in the hole and at least two bursts conductive leads have at least been installed, one end of all conductive leads and lower rotary connector are connected electrically in one
Rise, the other end of one conductive leads is electrically connected with upper circuit board, the other end of another burst of conductive leads and upper rotation
Plug is electrically connected.
The sensor assembly may include sensing installation set, temperature sensor and pressure transducer, during sensing device includes
Empty screw, temperature sensor and pressure transducer are fixedly mounted in sensing installation set, and temperature sensor and pressure transducer divide
It is not electrically connected with lower circuit board, sensing installation set circumferentially has the pressure transmission hole of at least one, in PW shell
On circumferentially have radially installed hole, be installed with hollow screw in radially installed in the hole, hollow screw have and footpath
The endoporus communicating to installing hole.
Inside the UP pipe nipple of above-mentioned restrictor ring bearing upper end can limited location groove, be installed with card in limited impression
Spring, is installed with adjusting sleeve between the first centralizer and restrictor ring bearing, with pulse generator assembly inside adjusting sleeve
There is spacing between outside, be installed with tool-face centralizer in UPU pipe nipple lower inside, tool-face centralizer has and the
The instrument righting through hole that one righting hole communicates, the bottom of alternator assembly is fixedly mounted on the inner side of tool-face centralizer, under
Be installed with flow tube between adjusting sleeve and tool-face centralizer, inside flow tube and outside alternator assembly between have spacing,
It is installed with the 3rd centralizer in terminal upper inner, being communicated with lower intercommunicating pore is distributed with the 3rd centralizer
Three righting holes, the top of control circuit device is fixedly mounted on the inner side of the 3rd centralizer.
At least one circuit groove circumferentially can be distributed with, fixing peace in circuit groove outside the middle part of foregoing circuit pipe nipple
Equipped with upper circuit board, it is installed with circuit cover plate in the outside of circuit groove.
The lower outside of above-mentioned UP pipe nipple can be threadably secured with the upper inner of UPU pipe nipple and be installed together, UPU
The upper inner of the lower outside of pipe nipple and circuit pipe nipple is threadably secured and is installed together, the lower inside of circuit pipe nipple with
The upper outside of terminal is threadably secured and is installed together, outside the lower inside of terminal and the top of connecting short section
Side is threadably secured and is installed together, and has female thread on the top of UP pipe nipple, has external screw thread in connecting short section bottom；Or/and,
Be installed between UP pipe nipple and restrictor ring bearing at least together with sealing ring, between circuit pipe nipple and upper runner linker
Be installed with least one sealing ring, be installed between circuit pipe nipple and lower flow channel linker at least together with seal
Circle, be installed between terminal and sensor unit at least together with sealing ring.
Present configuration is reasonable and compact, easy to use, and, in drilling well well logging, the setting of alternator assembly can for it
It is control circuit device and sensor unit offer power supply, it would be preferable to support the downhole drill instrument of larger power consumption and instrument are long-time
Work, the drilling cycle for effectively completing a drill bit provides electric power basis, shortens drilling period, improves work effect
Rate.
Brief description
Accompanying drawing 1 is the main view broken section structural representation of preferred embodiment top half.
Accompanying drawing 2 is the main view broken section structural representation of preferred embodiment the latter half.
Coding in accompanying drawing is respectively：1 is UP pipe nipple, and 2 is UPU pipe nipple, and 3 is circuit pipe nipple, and 4 is terminal, and 5 is even
Connect pipe nipple, 6 is the first centralizer, 7 is the first righting hole, 8 is restrictor ring bearing, 9 is lower adjusting sleeve, 10 is circuit cover plate, 11
For upper runner linker, 12 is upper intercommunicating pore, and 13 is axial hole, and 14 is lower flow channel linker, and 15 is lower intercommunicating pore, and 16 is to salvage
Head, 17 is control valve, and 18 is erection joint, and 19 is support set, and 20 is turbine, and 21 is the first installing hole, and 22 is the second installing hole,
23 is the 3rd installing hole, and 24 is main valve, and 25 is head pulse, and 26 is pulse hole, and 27 is protective case, and 28 is upper rotary connector, and 29 are
Upper rotating hole, 30 is upper protection board, and 31 is control circuit installation set, and 32 is lower rotary connector, and 33 is lower rotating hole, and 34 is lower guarantor
Backplate, 35 is sensing installation set, and 36 is temperature sensor and pressure transducer, and 37 is pressure transmission hole, and 38 is hollow screw, and 39 is card
Spring, 40 is adjusting sleeve, and 41 is tool-face centralizer, and 42 is instrument righting through hole, and 43 is flow tube, and 44 is the 3rd centralizer, and 45 are
3rd righting hole, 46 is sealing ring.
Specific embodiment
The present invention is not limited by following embodiments, can technology according to the present invention scheme determine specifically with practical situation
Embodiment.
In the present invention, for the ease of description, the description of the relative position relation of each part is all 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 the cloth according to Figure of description 1
Figure direction is determining.
With reference to embodiment and accompanying drawing, the invention will be further described：
As shown in accompanying drawing 1,2, this have impulse generator to include UP pipe nipple 1, UPU with well-drilling bottom pressure monitoring device short
Section 2, circuit pipe nipple 3, terminal 4, connecting short section 5, pulse generator assembly, alternator assembly, control circuit device and biography
Sensor assembly, the lower outside of UP pipe nipple 1 is fixed together with the upper inner of UPU pipe nipple 2, the lower outside of UPU pipe nipple 2 with
The upper inner of circuit pipe nipple 3 is fixed together, and the lower inside of circuit pipe nipple 3 is fixed on the upper outside of terminal 4
Together, the lower inside of terminal 4 and the upper outside of connecting short section 5 are fixed together, solid in the inside middle portion of UP pipe nipple 1
Surely there is the first centralizer 6, the first longitudinally through righting hole 7 is distributed with the first centralizer 6, in pulse generator assembly
Portion is fixed on inside the first centralizer 6, is fixed with restrictor ring bearing 8 in the upper end of the first centralizer 6, pulse generator assembly
Top is located in restrictor ring bearing 8, has spacing between restrictor ring bearing 8 and pulse generator assembly, total in pulse generator
Become and have spacing between outside and UP pipe nipple 1 inner side, be fixed with lower adjusting sleeve 9 in UPU pipe nipple 2 upper inner, in lower adjusting sleeve 9
There is spacing, the bottom of pulse generator assembly is fixed together with the top of alternator assembly between side and alternator assembly,
There is spacing and UPU pipe nipple 2 inner side between outside alternator assembly, be fixed with upper runner connection in the upper inner of circuit pipe nipple 3
Device 11, the bottom of alternator assembly is fixed together with the top of upper runner linker 11, is distributed on upper runner linker 11
There is longitudinally through upper intercommunicating pore 12, be installed with the upper circuit board of at least one outside the middle part of circuit pipe nipple 3, in electricity
Short out section 3 axially has the axial hole 13 communicating with upper intercommunicating pore 12, is fixed with lower flow channel connection in the lower inside of circuit pipe nipple 3
Device 14, is distributed with longitudinally through lower intercommunicating pore 15 on lower flow channel linker 14, and lower intercommunicating pore 15 is communicated with axial hole 13, control
The top of circuit arrangement processed is fixed together with the bottom of lower flow channel linker 14, and the bottom of control circuit device connects positioned at circuit
Inside 4, there is spacing and terminal 4 inner side between outside control circuit device, fix in the bottom of control circuit device
There is sensor unit, sensing device corresponding with sensor unit is had on terminal 4, fixes in the bottom of sensor unit
There is fishing head 16, alternator assembly is electrically connected with upper circuit board, upper circuit board and control circuit device are connected electrically in one
Rise, control circuit device is electrically connected with sensor unit, and pulse generator assembly and control circuit device are connected electrically in
Together, there are female thread or external screw thread on UP pipe nipple 1 top, have female thread or external screw thread in connecting short section 5 bottom.Surveying in drilling well
During well, the setting of alternator assembly can be control circuit device and sensor unit provides power supply, it would be preferable to support larger
The downhole drill instrument of power consumption and instrument work long hours, and the drilling cycle for effectively completing a drill bit provides electric power base
Plinth, shortens drilling period, improves work efficiency.First centralizer 6 can play fixation to pulse generator assembly；
Upper circuit board has rectification circuit module, that is, having AC conversion is galvanic effect.
Can have optimizing further with well-drilling bottom pressure monitoring device of impulse generator to above-mentioned according to actual needs
Or/and improve：
As shown in accompanying drawing 1,2, alternator assembly includes control valve 17 and erection joint 18, in control valve 17 bottom and installation
Joint 18 is installed with support set 19 between top, is provided with turbine 20 outside support set 19, control valve 17 has on
First installing hole 21 of lower insertion, has the 3rd installing hole 23 of up/down perforation in erection joint 18, has all on support set 19
The second installing hole 22 communicating with the first installing hole 21 and the 3rd installing hole 23, pulse generator assembly includes main valve 24 and pulse
25, the bottom of head pulse 25 is fixedly installed togather with the top of main valve 24, has and the first installing hole at the middle part of main valve 24
The pulse hole 26 that 21 communicate, is fixed with protective case 27 outside the middle part of main valve 24, and the bottom of main valve 24 is upper with control valve 17
Portion is fixedly installed togather, and upper runner linker 11 is fixedly installed togather by upper rotary connector 28 with erection joint 18,
Upper runner linker 11 has L-shaped upper rotating hole 29, has the upper connection communicating with upper rotating hole 29 outside circuit pipe nipple 3
Hole, is installed with protection board 30 outside upper connecting hole, in the first installing hole 21, the second installing hole 22, the 3rd installing hole
23rd, it is mounted at least two strands upper wires in pulse hole 26, on one, one end of wire is electrically connected with the electric connecting terminal of main valve 24
Together, on another stock, one end of wire and the electric connecting terminal of control valve 17 are electrically connected, the other end of all upper wires
Be electrically connected with upper rotary connector 28, upper rotating hole 29 and on connect in the hole and be mounted at least two strands lower wires, institute
One end of lower wire and upper rotary connector 28 is had to be electrically connected, the other end of one lower wire is connected electrically in upper circuit board
Together, the other end of another strand of lower wire and control circuit device are electrically connected.
As shown in accompanying drawing 1,2, control circuit device includes control circuit installation set 31, the top of control circuit installation set 31
It is fixedly installed togather by lower rotary connector 32 with the bottom of lower flow channel linker 14, fixing in control circuit installation set 31
Lower circuit board is installed, lower circuit board is electrically connected with lower rotary connector 32, lower flow channel linker 14 have L-shaped under
Rotating hole 33, is had the lower connecting hole being communicated with lower rotating hole 33 outside circuit pipe nipple 3, is installed with outside lower connecting hole
Lower protection board 34, has at least been provided with least two bursts conductive leads, all conductive leads in lower rotating hole 33 and lower connection in the hole
One end be electrically connected with lower rotary connector 32, the other end of one conductive leads is electrically connected with upper circuit board,
The other end of another burst of conductive leads is electrically connected with upper rotary connector 28.
As shown in accompanying drawing 1,2, sensor unit includes sensing installation set 35, temperature sensor and pressure transducer 36, passes
Induction device includes hollow screw 38, and temperature sensor and pressure transducer 36 are fixedly mounted in sensing installation set 35, and temperature passes
Sensor and pressure transducer 36 are electrically connected with lower circuit board respectively, circumferentially have at least in sensing installation set 35
The pressure transmission hole 37 of one, circumferentially has radially installed hole on PW shell, is installed with hollow in radially installed in the hole
Screw 38, has the endoporus communicating with radially installed hole on hollow screw 38.Downhole fluid enters sensing installation set by endoporus
In 35, then temperature sensor and pressure transducer 36 are experienced temperature and pressure respectively and will be experienced temperature and pressure respectively
It is converted into corresponding signal.
As shown in accompanying drawing 1,2, limited location groove inside the UP pipe nipple 1 of restrictor ring bearing 8 upper end, solid in limited impression
Dingan County, equipped with jump ring 39, is installed with adjusting sleeve 40, in adjusting sleeve 40 between the first centralizer 6 and restrictor ring bearing 8
There is spacing between outside side and pulse generator assembly, be installed with tool-face centralizer 41 in UPU pipe nipple 2 lower inside,
The instrument righting through hole 42 being communicated with the first righting hole 7, the fixing peace in bottom of alternator assembly are had on tool-face centralizer 41
It is contained in the inner side of tool-face centralizer 41, between lower adjusting sleeve 9 and tool-face centralizer 41, is installed with flow tube 43, in stream
There is spacing between outside pipe 43 inner side and alternator assembly, be installed with the 3rd centralizer 44 in terminal 4 upper inner,
The 3rd righting hole 45 being communicated with lower intercommunicating pore 15, the fixing peace in top of control circuit device are distributed with the 3rd centralizer 44
It is contained in the inner side of the 3rd centralizer 44.The setting of jump ring 39 plays spacing effect to spacing ring bearing.Tool-face centralizer 41
UPU pipe nipple 2 is played with righting and fixing effect.
As shown in accompanying drawing 1,2, circumferentially there is the circuit groove of at least one outside the middle part of circuit pipe nipple 3, in electricity
It is installed with circuit board in the groove of road, be installed with circuit cover plate 10 in the outside of circuit groove.
As shown in accompanying drawing 1,2, the upper inner of the lower outside of UP pipe nipple 1 and UPU pipe nipple 2 is threadably secured and is arranged on
Together, the upper inner of the lower outside of UPU pipe nipple 2 and circuit pipe nipple 3 is threadably secured and is installed together, circuit pipe nipple 3
The upper outside of lower inside and terminal 4 be threadably secured and be installed together, the lower inside of terminal 4 and company
The upper outside connecing pipe nipple 5 is threadably secured and is installed together, and has female thread on the top of UP pipe nipple 1, under connecting short section 5
There is external screw thread in portion；Or/and, be installed between UP pipe nipple 1 and restrictor ring bearing 8 at least together with sealing ring 46, in circuit
Be installed between pipe nipple 3 and upper runner linker 11 at least together with sealing ring 46, in circuit pipe nipple 3 and lower flow channel linker
It is installed with least one sealing ring 46 between 14, be installed with least one between terminal 4 and sensor unit
Road sealing ring 46.
Above technical characteristic constitutes highly preferred embodiment of the present invention, and it has stronger adaptability and optimal enforcement effect
Really, non-essential technical characteristic can be increased and decreased according to actual needs, to meet the demand of different situations.
The use process of preferred embodiment：First, the present invention is fixedly mounted on the position close to drill bit, this
Bright with drilling tool G.I.H, in drilling operation course, mud circulates, and turbine 20 rotates with the slurry fluid of flowing and starts work
Make, alternator assembly sends alternating current, and alternating current power supply is changed into unidirectional current by upper circuit board by alternating current, and unidirectional current is
Control circuit device and sensor unit provide power supply, temperature sensor and pressure transducer 36 by real bottom pressure data
Carry out dynamic acquisition with temperature data, and signal is given pulse generator by lower circuit board by pressure data and temperature data
Assembly, makes head pulse 25 action and is internally formed pressure pulse signal in drill string, ground signal reception device receives pressure pulse
Pressure pulse signal is simultaneously reduced into bottom pressure and Temperature numerical by signal.
Claims (11)
1. a kind of have impulse generator with well-drilling bottom pressure monitoring device it is characterised in that include UP pipe nipple, UPU pipe nipple,
Circuit pipe nipple, terminal, connecting short section, pulse generator assembly, alternator assembly, control circuit device and sensor are total
Become, the lower outside of UP pipe nipple is fixed together with the upper inner of UPU pipe nipple, the lower outside of UPU pipe nipple and circuit pipe nipple
Upper inner be fixed together, the lower inside of circuit pipe nipple is fixed together with the upper outside of terminal, and circuit connects
The lower inside of head is fixed together with the upper outside of connecting short section, is fixed with the first righting in the inside middle portion of UP pipe nipple
Device, is distributed with the first longitudinally through righting hole on the first centralizer, and the middle part of pulse generator assembly is fixed on first and helps
Inside positive device, it is fixed with restrictor ring bearing in the upper end of the first centralizer, the top of pulse generator assembly is held positioned at restrictor ring
Seat in, have spacing between restrictor ring bearing and pulse generator assembly, outside pulse generator assembly with UP pipe nipple inside
Between have spacing, be fixed with lower adjusting sleeve in UPU pipe nipple upper inner, between having and alternator assembly between inside lower adjusting sleeve
Away from the bottom of pulse generator assembly is fixed together with the top of alternator assembly, with UPU pipe nipple outside alternator assembly
There is spacing between inner side, be fixed with upper runner linker, the bottom of alternator assembly and upstream in the upper inner of circuit pipe nipple
The top of road linker is fixed together, and longitudinally through upper intercommunicating pore is distributed with, in circuit pipe nipple on upper runner linker
Middle part outside be installed with the upper circuit board of at least one, axially have, in circuit pipe nipple, the axial direction communicating with upper intercommunicating pore
Hole, is fixed with lower flow channel linker in the lower inside of circuit pipe nipple, be distributed with lower flow channel linker longitudinally through under
Intercommunicating pore, lower intercommunicating pore is communicated with axial hole, and the top of control circuit device is fixed together with the bottom of lower flow channel linker,
The bottom of control circuit device be located at terminal inside, outside control circuit device and inside terminal between have between
Away from being fixed with sensor unit in the bottom of control circuit device, sensing corresponding with sensor unit had on terminal
Device, is fixed with fishing head in the bottom of sensor unit, and alternator assembly is electrically connected with upper circuit board, upper circuit board
It is electrically connected with control circuit device, control circuit device is electrically connected with sensor unit, pulse generator is total
Become to be electrically connected with control circuit device, have female thread or external screw thread on UP pipe nipple top, in connecting short section bottom has
Screw thread or external screw thread.
2. according to claim 1 have impulse generator with well-drilling bottom pressure monitoring device it is characterised in that generate electricity
Machine assembly includes control valve and erection joint, is installed with support set between control valve bottom and erection joint top,
Turbine is installed outside support set, the first installing hole of up/down perforation is had on control valve, up/down perforation is had on erection joint
The 3rd installing hole, the second installing hole all being communicated with the first installing hole and the 3rd installing hole, pulse generation are had on support set
Device assembly includes main valve and head pulse, and the bottom of head pulse is fixedly installed togather with the top of main valve, has at the middle part of main valve
The pulse hole communicating with the first installing hole, is fixed with protective case outside the middle part of main valve, and the bottom of main valve is upper with control valve
Portion is fixedly installed togather, and upper runner linker is fixedly installed togather by upper rotary connector with erection joint, in upper runner
Linker has L-shaped upper rotating hole, has the upper connecting hole communicating with upper rotating hole, outside circuit pipe nipple outside upper connecting hole
Side is installed with protection board, is mounted at least in the first installing hole, the second installing hole, the 3rd installing hole, pulse in the hole
Two strands of upper wires, one on, one end of wire and the electric connecting terminal of main valve are electrically connected, on another stock one end of wire and
The electric connecting terminal of control valve is electrically connected, and the other end of all upper wires and upper rotary connector are electrically connected, upper
Rotating hole and upper connection in the hole are mounted at least two strands lower wires, and one end of all lower wires is connected electrically in upper rotary connector
Together, the other end of one lower wire and upper circuit board are electrically connected, the other end of another strand of lower wire and control circuit
Device is electrically connected.
3. according to claim 2 have impulse generator with well-drilling bottom pressure monitoring device it is characterised in that control
Circuit arrangement includes control circuit installation set, and the bottom of the top of control circuit installation set and lower flow channel linker is by lower rotation
Plug is fixedly installed togather, and is installed with lower circuit board in control circuit installation set, lower circuit board and lower rotary connector
It is electrically connected, has L-shaped lower rotating hole in lower flow channel linker, have outside circuit pipe nipple and communicate with lower rotating hole
Lower connecting hole, is installed with lower protection board outside lower connecting hole, is at least provided with two in lower rotating hole and lower connection in the hole
Stock conductive leads, one end of all conductive leads is electrically connected with lower rotary connector, the other end of one conductive leads and
Upper circuit board is electrically connected, and the other end of another burst of conductive leads is electrically connected with upper rotary connector.
4. according to claim 3 have impulse generator with well-drilling bottom pressure monitoring device it is characterised in that sensing
Device assembly includes sensing installation set, temperature sensor and pressure transducer, and sensing device includes hollow screw, temperature sensor and
Pressure transducer is fixedly mounted in sensing installation set, and temperature sensor and pressure transducer are connected electrically in lower circuit board respectively
Together, sensing installation set circumferentially there is the pressure transmission hole of at least one, radially peace is circumferentially had on PW shell
Dress hole, is installed with hollow screw in radially installed in the hole, has the endoporus being communicated with radially installed hole on hollow screw.
5. according to claim 1 or 2 or 3 or 4 have impulse generator with well-drilling bottom pressure monitoring device, its feature
It is limited location groove inside the UP pipe nipple of restrictor ring bearing upper end, is installed with jump ring in limited impression, help first
Just be installed with adjusting sleeve between device and restrictor ring bearing, inside adjusting sleeve and outside pulse generator assembly between have between
Away from being installed with tool-face centralizer in UPU pipe nipple lower inside, tool-face centralizer have and communicates with the first righting hole
Instrument righting through hole, the bottom of alternator assembly is fixedly mounted on the inner side of tool-face centralizer, in lower adjusting sleeve and instrument
Be installed with flow tube between the centralizer of face, inside flow tube and outside alternator assembly between have spacing, on terminal
It is installed with the 3rd centralizer inside portion, the 3rd righting hole being communicated with lower intercommunicating pore is distributed with the 3rd centralizer, control
The top of circuit arrangement processed is fixedly mounted on the inner side of the 3rd centralizer.
6. according to claim 1 or 2 or 3 or 4 have impulse generator with well-drilling bottom pressure monitoring device, its feature
It is outside the middle part of circuit pipe nipple, circumferentially there is the circuit groove of at least one, in circuit groove, be installed with circuit
Plate, is installed with circuit cover plate in the outside of circuit groove.
7. according to claim 5 have impulse generator with well-drilling bottom pressure monitoring device it is characterised in that circuit
Circumferentially there is the circuit groove of at least one outside the middle part of pipe nipple, be installed with circuit board in circuit groove, in electricity
The outside of road groove is installed with circuit cover plate.
8. according to claim 1 or 2 or 3 or 4 have impulse generator with well-drilling bottom pressure monitoring device, its feature
It is that the lower outside of UP pipe nipple is threadably secured with the upper inner of UPU pipe nipple to be installed together, outside the bottom of UPU pipe nipple
The upper inner of side and circuit pipe nipple is threadably secured and is installed together, and the lower inside of circuit pipe nipple is upper with terminal
It is threadably secured outside portion and is installed together, it is solid that the lower inside of terminal and the upper outside of connecting short section pass through screw thread
Dingan County is fitted together, and has female thread on the top of UP pipe nipple, has external screw thread in connecting short section bottom；Or/and, in UP pipe nipple and limit
Stream ring bearing between be installed with least one sealing ring, be installed between circuit pipe nipple and upper runner linker to
Few one sealing ring, be installed between circuit pipe nipple and lower flow channel linker at least together with sealing ring, in terminal
Be installed between sensor unit at least together with sealing ring.
9. according to claim 5 have impulse generator with well-drilling bottom pressure monitoring device it is characterised in that UP is short
The upper inner of lower outside and the UPU pipe nipple of section is threadably secured and is installed together, the lower outside of UPU pipe nipple and circuit
The upper inner of pipe nipple is threadably secured and is installed together, and the lower inside of circuit pipe nipple is led to the upper outside of terminal
Crossing is screwed is installed together, and the lower inside of terminal is threadably secured with the upper outside of connecting short section and is arranged on
Together, there is female thread on the top of UP pipe nipple, have external screw thread in connecting short section bottom；Or/and, in UP pipe nipple and restrictor ring bearing
Between be installed with least one sealing ring, be installed between circuit pipe nipple and upper runner linker at least together with close
Seal, be installed between circuit pipe nipple and lower flow channel linker at least together with sealing ring, in terminal and sensor
It is installed with least one sealing ring between assembly.
10. according to claim 6 have impulse generator with well-drilling bottom pressure monitoring device it is characterised in that UP is short
The upper inner of lower outside and the UPU pipe nipple of section is threadably secured and is installed together, the lower outside of UPU pipe nipple and circuit
The upper inner of pipe nipple is threadably secured and is installed together, and the lower inside of circuit pipe nipple is led to the upper outside of terminal
Crossing is screwed is installed together, and the lower inside of terminal is threadably secured with the upper outside of connecting short section and is arranged on
Together, there is female thread on the top of UP pipe nipple, have external screw thread in connecting short section bottom；Or/and, in UP pipe nipple and restrictor ring bearing
Between be installed with least one sealing ring, be installed between circuit pipe nipple and upper runner linker at least together with close
Seal, be installed between circuit pipe nipple and lower flow channel linker at least together with sealing ring, in terminal and sensor
It is installed with least one sealing ring between assembly.
11. according to claim 7 have impulse generator with well-drilling bottom pressure monitoring device it is characterised in that UP is short
The upper inner of lower outside and the UPU pipe nipple of section is threadably secured and is installed together, the lower outside of UPU pipe nipple and circuit
The upper inner of pipe nipple is threadably secured and is installed together, and the lower inside of circuit pipe nipple is led to the upper outside of terminal
Crossing is screwed is installed together, and the lower inside of terminal is threadably secured with the upper outside of connecting short section and is arranged on
Together, there is female thread on the top of UP pipe nipple, have external screw thread in connecting short section bottom；Or/and, in UP pipe nipple and restrictor ring bearing
Between be installed with least one sealing ring, be installed between circuit pipe nipple and upper runner linker at least together with close
Seal, be installed between circuit pipe nipple and lower flow channel linker at least together with sealing ring, in terminal and sensor
It is installed with least one sealing ring between assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410585892.6A CN104278986B (en) | 2014-10-28 | 2014-10-28 | Bottomhole pressure monitoring while drilling device with pulse generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410585892.6A CN104278986B (en) | 2014-10-28 | 2014-10-28 | Bottomhole pressure monitoring while drilling device with pulse generator |
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| CN104278986A CN104278986A (en) | 2015-01-14 |
| CN104278986B true CN104278986B (en) | 2017-02-15 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106014384B (en) * | 2016-06-30 | 2023-03-24 | 中国石油天然气集团有限公司 | Well deviation azimuth measuring short joint |
| CN106351640A (en) * | 2016-10-21 | 2017-01-25 | 中国海洋石油总公司 | Power supply nipple and LWD (Logging While Drilling) instrument |
| CN107503741B (en) * | 2017-09-11 | 2023-08-15 | 中国矿业大学 | While-drilling measurement Wen Zuanju for coal mine underground goaf temperature detection |
| CN108547609A (en) * | 2018-03-27 | 2018-09-18 | 中国海洋石油集团有限公司 | A kind of throwing survey type underground temperature measurer and underground circulating temperature measuring system |
| CN109025974B (en) * | 2018-09-18 | 2024-02-02 | 中国石油天然气集团有限公司 | Long duration mud pulse while drilling bottom pressure monitoring device |
| CN112483010B (en) * | 2020-11-18 | 2022-08-02 | 中国海洋石油集团有限公司 | Downhole tool |
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| CN104278986A (en) | 2015-01-14 |
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Address after: 830026 the Xinjiang Uygur Autonomous Region economic and Technological Development Zone, Central South Road, No. 326, West Drilling Drilling Engineering Technology Research Institute of science and Technology Management Department of science and technology Applicant after: CNPC Xibu Drilling Engineering Company Limited Address before: 834000 West Drilling Engineering Institute, No. 98 Youyi Road, the Xinjiang Uygur Autonomous Region, Karamay Applicant before: CNPC Xibu Drilling Engineering Company Limited |
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Effective date of registration: 20201104 Address after: 100120 Beijing Xicheng District six laying Kang Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee 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, Xinjiang, China Patentee before: CNPC Xibu Drilling Engineering Co.,Ltd. |