CN205605197U - Nearly many parameter measurement of drill bit device in pit - Google Patents
Nearly many parameter measurement of drill bit device in pit Download PDFInfo
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- CN205605197U CN205605197U CN201620280519.4U CN201620280519U CN205605197U CN 205605197 U CN205605197 U CN 205605197U CN 201620280519 U CN201620280519 U CN 201620280519U CN 205605197 U CN205605197 U CN 205605197U
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Abstract
The utility model relates to a nearly many parameter measurement of drill bit device in pit, including a hollow measurement nipple joint and a data process system, the inside coaxial sealing who measures the nipple joint is fixed with the communication piston ring, and the top of communication piston ring is provided with the circuit structure unit, the lateral wall of measuring the nipple joint is provided with the room of meeting an emergency that can seal up in a plurality of outsides, the inside of the room of respectively meeting an emergency be provided with first foil gage and the second foil gage, each first foil gage constitutes first kind enough to stones strain bridge, each second foil gage component er huisitong strain bridge, the two all is connected with the circuit structure unit is electric, still set up on the lateral wall of measurement nipple joint and the electric pressure sensor who is connected of circuit structure unit, the below of communication piston ring is provided with the 2nd pressure sensor who is connected with circuit structure unit electricity, and circuit structure unit still electricity is connected with acceleration sensor and temperature sensor. The device can accurately measure the multinomial engineering parameter of nearly drill bit department, simple structure and long service life, the wide application of being convenient for.
Description
Technical field
The engineering parameter that this utility model relates at the nearly drill bit in down-hole in petroleum-gas fiedl exploitation drilling process measures skill
Art field, particularly relates to a kind of down-hole nearly drill bit multiparameter measuring device.
Background technology
Along with the development of petroleum exploration and development industry, deep-well, ultradeep well, multilateral well, big level of displacement
Ratio shared by the Holes of Complicated Wells such as well increases year by year, and these Holes of Complicated Wells propose the newest challenge to drillng operation.
Wherein, at the nearly drill bit in down-hole, measurement and the monitoring of engineering parameter are technology being badly in need of development.The work of nearly drill bit
Journey parameter specifically includes that the pressure of the drill, moment of torsion, vibration (extensional vibration, oscillation crosswise and twisting vibration), drill string
Interior pressure, annular pressure and annular space temperature etc..Engineering ginseng during oil, pneumatic drill well operations, at nearly drill bit
Number is the key factor affecting drillng operation safety and drilling efficiency.Can supervise by measuring the pressure of the drill at nearly drill bit
The reality surveying drill bit acquisition breaks the size of rock energy；Can by the moment of torsion and oscillation intensity measuring drilling tool at nearly drill bit
To reflect the fatigue damage degree of drill string；The cleaning journey of well can be predicted by the variation tendency of pressure measuring value
Degree and mud take the quality of lithology energy；The change of formation temperature gradient can be reflected by the change of measured temperature
Change with well system temperature field.By the engineering parameter at the nearly drill bit in monitoring down-hole in real time, it is possible to obtain big
The useful information of amount, has important engineering significance for prevention drilling complexity operating mode and drilling failure.
Increase and the deterioration of drilling environment, the most such as ultradeep well, big level of displacement recently as probing well depth
Well, the appearance of multi-lateral well technology, various bit freezings, lost cone (tooth), bouncing of drilling tool, drill bit heavy wear,
The drilling failures such as drilling tool fatigue damage happen occasionally, and drilling safety and drilling efficiency bring the biggest impact,
Have a strong impact on drillng operation efficiency, add drillng operation cost.
The method of the engineering parameter of China's situ of drilling well acquisition at present is based on floor synthetic logging system, by comprehensive record
Drilling engineering real-time monitoring system in well system obtains drilling engineering parameter.Due to drillng operation be one " no
Visible " underground engineering, drill string and the borehole wall, stratum interphase interaction complicated, by multiple load (axially
Pulling force and pressure, moment of torsion, bending moment, centrifugal force, epipolar restriction, frictional resistance etc.) effect, and not
Under same duty, the drill string force situation of different parts is also not quite similar.But comprehensive logging system obtains
Be the parameter at ground or nearly well head, due to the impact of above-mentioned factor, the surface measurements of parameter often with ginseng
There is certain deviation in the down-hole actual value of number, in extended horizontal well, this deviation even can be very big, thus
The surface measurements making engineering parameter can not reflect real down-hole state.For many years, domestic measuring instrument
Device exploitation focus mostly on the geologic parameter (formation resistivity, porosity, gamma) relevant to oil and gas reserves and with
The measurement of the geometric parameter (hole deviation, azimuth, tool face azimuth) that hole trajectory control is relevant and control, and with
The Research on measuring technique of the engineering parameter that drilling safety, drilling efficiency are relevant is relatively fewer.
Thus, the present inventor relies on experience and the practice being engaged in relevant industries for many years, proposes a kind of down-hole many ginsengs of nearly drill bit
Number measurement apparatus, for measuring in drilling operation course the engineering parameter of drilling tool at nearly drill bit.
Utility model content
The purpose of this utility model is to provide a kind of down-hole nearly drill bit multiparameter measuring device, and this device can be accurate
Really measuring the multinomial engineering parameter at nearly drill bit, simple in construction and service life are long, it is simple to extensively apply.
The purpose of this utility model is achieved in that a kind of down-hole nearly drill bit multiparameter measuring device, described well
The nearlyest drill bit multiparameter measuring device includes measurement pipe nipple and a data handling system of a hollow, and described measurement is short
The inside co-axial seal of joint is fixed with communication piston ring, and described communication piston ring is provided with axially through runner, institute
That states communication piston ring is provided above circuit structure unit；The sustained height position, lateral wall of described measurement pipe nipple
Upper circumference is evenly arranged with the strain room that multiple outside can seal, being internally provided with for surveying of each described strain room
Measure first foil gauge of the pressure of the drill and for measuring the second foil gauge of moment of torsion, interconnect mutually between each described strain room
Logical, each described first foil gauge connects and composes the first favour stone strain bridge, each described second strain by wire
Sheet connects and composes the second favour stone strain bridge by wire, described first favour stone strain bridge, described second
Favour stone strain bridge all electrically connects with described circuit structure unit；Also set up on the lateral wall of described measurement pipe nipple
The first pressure transducer electrically connected with described circuit structure unit；The lower section of described communication piston ring be provided with
Second pressure transducer of described circuit structure unit electrical connection, described circuit structure unit is also electrically connected with acceleration
Degree sensor and temperature sensor；Described data handling system is for processing the ginseng that described circuit structure unit receives
Number data.
In a better embodiment of the present utility model, the lateral wall of described measurement pipe nipple is provided with outside energy
The wire link slot that sealing, inner side can connect with described communication piston ring, one end of described wire link slot is with each
Described strain room connects, and the other end of described wire link slot and the external pressure arranging described first pressure transducer take
The connection of pressure hole, the bottom land of described wire link slot is provided with wire and houses conduit.
In a better embodiment of the present utility model, described wire link slot is square, and described wire connects
A square cover plate for sealing is passed through in the outside of groove.
In a better embodiment of the present utility model, the bottom land of described wire link slot and described communication piston
The first intercommunicating pore passed through for wire, one end of described wire link slot and each described strain it is provided with between ring
The second intercommunicating pore passed through for wire it is provided with between room.
In a better embodiment of the present utility model, each described strain room is circular trough, described first strain
Sheet is arranged on the sidewall of described circular trough, and described second foil gauge is arranged on the bottom land of described circular trough；Described
The outside of circular trough is sealed by a closing disk.
In a better embodiment of the present utility model, the inside of described communication piston ring is equipped with a protection set
Pipe, the bottom of described protection sleeve pipe is provided with intrinsic pressure pressure port, arranges described second pressure in described intrinsic pressure pressure port
Force transducer, the bottom of described protection sleeve pipe is provided with the second pressure transducer wire by hole, described protection sleeve pipe
Inner upper arranges described circuit structure unit.
In a better embodiment of the present utility model, described circuit structure unit includes connecting the most successively
Connect the electronic circuit cell of setting, battery and circuit connector, battery unit.
In a better embodiment of the present utility model, described battery and circuit connector are provided with sensor
Installing storehouse, described acceleration transducer and described temperature sensor are installed on described sensor and install in storehouse.
In a better embodiment of the present utility model, described is single framing system axially through runner.
In a better embodiment of the present utility model, described measurement pipe nipple is internally provided with first step portion,
Water conservancy diversion protection set, the sidewall of described measurement pipe nipple it is provided with between described communication piston ring and described first step portion
On be provided with through hole, location, the sidewall of described communication piston ring is provided with and corresponding the determining in hole, described location
Position groove, is equipped with the alignment pin for fixing described communication piston ring in hole, described location, described locating slot.
From the above mentioned, the nearly drill bit in down-hole of the present utility model multiparameter measuring device, it is possible to accurately measure nearly drill bit
Pressure, annular pressure, axial vibration, oscillation crosswise, twisting vibration and temperature in the pressure of the drill at place, moment of torsion, drill string
Degree amounts to eight downhole parameters, and linear between the output of measurement apparatus and measured parameter, for comprehensively
Understand the kinestate of drilling tool at nearly drill bit significant；The pressure of the drill is measured the first strain of bridge by this device
Sheet is pasted onto on the sidewall of strain room, and by the second strain gauge adhesion of torque measurement bridge in the bottom surface straining room
On, reduce the foil gauge space requirement to strain room, improve the bulk strength measuring pipe nipple, strain simultaneously
Sheet is more sensitive to axial stress and strain state, improves the certainty of measurement of the pressure of the drill and moment of torsion；This device
Measuring pipe nipple sealing, impact resistance and wearability good, safe and reliable, the application of protection sleeve pipe substantially reduces
To communication piston ring and the erosion effect of measurement pipe nipple during fluid circulation so that device lifetime significantly improves, significantly
Reducing operating cost, meanwhile, the service life of battery unit is long, battery unit when using the highest sample frequency
Can power 200 hours with fault-free, the sample frequency the lowest then life-span is the longest, it is to avoid need because of electricity shortage
The extra deficiency pulled out of hole, saves operating cost；The simple in construction of this device, easily worn part is changed convenient；Should
The sample frequency of the surveyed parameter of device is adjustable, can be according to the complex situations of drillng operation before this device enters well
Be actually needed, this device can be arranged on nearly bit drilling tool according to the needs of field operation simultaneously
Ad-hoc location, it is also possible to simultaneously utilize this device multiple to be arranged on the diverse location of nearly bit drilling tool, it is achieved drilling well
During engineering parameter full well monitoring.
Accompanying drawing explanation
The following drawings is only intended to, in schematically illustrating this utility model and explaining, not limit this utility model
Scope.Wherein:
Fig. 1: for the structural representation of this utility model down-hole nearly drill bit multiparameter measuring device.
Fig. 2: for enlarged drawing in Fig. 1 I.
Fig. 3: for A-A sectional view in Fig. 1.
In figure: 100, the nearly drill bit in down-hole multiparameter measuring device；1, pipe nipple is measured；11, strain room；110、
Circular trough；111, the first foil gauge；112, the second foil gauge；113, closing disk；12, wire link slot；
121, the first intercommunicating pore；122, the second intercommunicating pore；123, square cover plate；13, external pressure pressure port；14、
First step portion；15, water conservancy diversion protection set；16, hole, location；17, alignment pin；2, communication piston ring；20、
First O-ring seals；21, protection sleeve pipe；211, intrinsic pressure pressure port；212, the second pressure transducer wire
Pass through hole；22, locating slot；23, axially through runner；24, socket；3, the first pressure transducer；4、
Second pressure transducer；5, circuit structure unit；51, electronic circuit cell；52, battery is connected with circuit
Device；521, storehouse installed by sensor；53, battery unit；6, acceleration transducer；7, temperature sensor；9、
Connect drill collar.
Detailed description of the invention
In order to technical characteristic of the present utility model, purpose and effect are more clearly understood from, now compare accompanying drawing
Detailed description of the invention of the present utility model is described.
As it is shown in figure 1, the down-hole nearly drill bit multiparameter measuring device 100 that this utility model provides, in one
Empty measurement pipe nipple 1 and a data handling system, in the present embodiment, measure pipe nipple 1 and added by non magnetic drill collar
Work forms, and the top measuring pipe nipple 1 is tightly connected with being connected drill collar 9；Measure the inside co-axial seal of pipe nipple 1
Being fixed with communication piston ring 2, in the present embodiment, the outer wall of communication piston ring 2 is interior with measurement pipe nipple 1
The first O-ring seals 20 it is provided with, to realize communication piston ring 2 and the sealing measured between pipe nipple 1 between wall.
Communication piston ring 2 is provided with axially through runner 23, as it is shown on figure 3, be single rib axially through runner 23
Structure, improves fluid flow pattern at communication piston ring 2, reducing on the premise of not reducing fluid flow area
Place all uses streamlined structure, reduces the fluid erosion effect to mechanical part so that the down-hole many ginsengs of nearly drill bit
The life-span of number measurement apparatus 100 is greatly improved.Communication piston ring 2 be provided above circuit structure unit 5,
Measure circumference on the sustained height position, lateral wall of pipe nipple 1 and be evenly arranged with the strain room that multiple outside can seal
11, in the present embodiment, the quantity of strain room 11 is 3, each strain room 11 be internally provided with for
Measure first foil gauge 111 of the pressure of the drill and for measuring the second foil gauge 112 of moment of torsion, between each strain room 11
Be interconnected, each first foil gauge 111 by wire connect and compose the first favour stone strain bridge (prior art,
Not shown in figure), it is (existing that each second foil gauge 112 connects and composes the second favour stone strain bridge by wire
Technology, not shown in figure), the first favour stone strain bridge, the second favour stone strain bridge are all and circuit structure
Unit 5 electrically connects (in the present embodiment, electric connection mode is that wire connects), many according to the nearly drill bit in down-hole
The load character of parameter measuring apparatus 100 and working condition, select favour stone strain bridge to realize the pressure of the drill and torsion
The measurement of square, by pasting foil gauge in the strain room 11 measuring pipe nipple 1, forms strain bridge.At axle
Under the effect of the inside and outside pressure reduction of Xiang Li, twisting resistance and drill string, measure pipe nipple 1 and can produce miniature deformation, owing to answering
Becoming sheet is to be pasted onto on measurement pipe nipple 1, and the deformation measuring pipe nipple 1 can cause the deformation of foil gauge simultaneously, and answers
The deformation becoming sheet then can cause the arm resistance value of corresponding electric bridge to change, and finally results in the output of strain circuit
Voltage or electric current produce and change.In certain scope, the resistance variations of strain bridge should with measurement pipe nipple 1
Become proportionate relationship, according to the change in voltage recorded, it can be deduced that measure and measure strain value a little on pipe nipple 1,
Then according to the generalized Hooke law of the mechanics of materials, it is possible to calculate the stress state of measured point；Measure pipe nipple
Also set up on the lateral wall of 1 and electrically connect with circuit structure unit 5 that (in the present embodiment, electric connection mode is
Wire connects) the first pressure transducer 3, the first pressure transducer 3 is for the change of measurement ring pneumatics force signal
Change；The lower section of communication piston ring 2 is provided with and electrically connects (in the present embodiment, electricity with circuit structure unit 5
Connected mode is that wire connects) the second pressure transducer 4, it is intrinsic pressure that the second pressure transducer 4 is used for measuring pipe
The change of force signal；Circuit structure unit 5 is also electrically connected with acceleration transducer 6 and temperature sensor 7, well
Lower drill is constantly in the state of uninterrupted vibration in operation process, and the measurement of vibration signal is passed by acceleration
Sensor 6 realizes, and in the present embodiment, acceleration transducer 6 is 3-axis acceleration sensor, is used for measuring
Axial vibration, oscillation crosswise, the oscillation intensity of twisting vibration, temperature sensor 7 is used for measuring temperature in pipe；
Data handling system is for processing the supplemental characteristic that circuit structure unit 5 receives.
Down-hole of the present utility model nearly drill bit multiparameter measuring device, it is possible to accurately measure the pressure of the drill at nearly drill bit,
In moment of torsion, drill string, pressure, annular pressure, axial vibration, oscillation crosswise, twisting vibration and temperature amount to eight
Between downhole parameters, and the output of measurement apparatus and measured parameter linear, for fully understand nearly drill bit
The kinestate of place's drilling tool is significant.
As it is shown in figure 1, further, measure and on the lateral wall of pipe nipple 1, be provided with that outside can seal, inner side can be with
The wire link slot 12 of communication piston ring 2 connection, one end of wire link slot 12 connects with each strain room 11,
The other end of wire link slot 12 connects with the external pressure pressure port 13 arranging the first pressure transducer 3, and wire is even
The bottom land of access slot 12 is provided with wire and houses conduit (not shown).In the present embodiment, wire is even
The first intercommunicating pore 121 passed through for wire, wire it is provided with between bottom land and the communication piston ring 2 of access slot 12
It is provided with, between one end and each strain room 11 of link slot 12, the second intercommunicating pore 122 passed through for wire.The
The wire that one favour stone strain bridge, the second favour stone strain bridge are connected with circuit structure unit 5 is at wire even
Being attached in access slot 12, the wire that the first pressure transducer 3 is connected with communication piston ring 2 is also at wire even
Being attached in access slot 12, the connection of each wire is placed on wire and houses in conduit, and in outer side seal wire
Link slot 12, it is ensured that electrically connect safe and reliable.
Further, as it is shown in figure 1, wire link slot 12 is square, the outside of wire link slot 12 passes through one
Square cover plate 123 seals.Square cover plate 123 is connected with measuring pipe nipple 1 by screw, and square cover plate 123 will
2nd O RunddichtringO (not shown) tightly pressure holding is in wire link slot 12, it is achieved packing seals electricity
The purpose on road, simultaneously as square cover plate 123 lateral surface is by the pressure holding of annular pressure, sealing means safety
Reliably.
Further, as shown in Figure 1 and Figure 2, each strain room 11 is circular trough 110, and the first foil gauge 111 sets
Putting on the sidewall of circular trough 110, the second foil gauge 112 is arranged on the bottom land of circular trough 110；Circular trough 110
Outside sealed by a closing disk 113.The first foil gauge 111 measuring the pressure of the drill is arranged on the sidewall of strain room
It is upper that (in the present embodiment, the first foil gauge 111 is pasted onto the side of strain room by specific frock and technique
On wall), more sensitive to axial stress and strain, thus improve certainty of measurement；Measure the second strain of moment of torsion
Sheet 112 be arranged on strain room bottom surface on (in the present embodiment, the second foil gauge 112 is by specific work
Dress and technique are pasted onto on the bottom surface of strain room), for measuring the size of twisting resistance.Closing disk 113 and strain
Room 11 is threaded connection, and is provided with for sealing between closing disk 113 and strain room 11 sidewall
3rd O RunddichtringO (not shown), the outside that strain room 11 sidewall is positioned at closing disk 113 also sets
It is equipped with and moves back the circlip for hole (not shown) that comes off of button for placing closing disk 113.
Further, as it is shown in figure 1, the inside of communication piston ring 2 is equipped with a protection sleeve pipe 21, in this enforcement
In mode, protection sleeve pipe 21 is one-body molded with communication piston ring 2, and the bottom of protection sleeve pipe 21 is provided with intrinsic pressure
Pressure port 211, arranges above-mentioned second pressure transducer 4, the bottom of protection sleeve pipe 21 in intrinsic pressure pressure port 211
It is provided with the second pressure transducer wire and passes through hole 212, to realize the second pressure transducer 4 and circuit structure unit
The connection of 5, protection sleeve pipe 21 inner upper arranges described circuit structure unit 5.
Further, as it is shown in figure 1, circuit structure unit 5 includes the electronics electricity being sequentially connected with setting from bottom to top
Road unit 51, battery and circuit connector 52, battery unit 53.
In the present embodiment, as it is shown in figure 1, be provided with socket 24 on communication piston ring 2, on socket 24
Be provided with multiple jack (not shown), be electrically connected below jack with the first favour stone strain bridge,
The wire that second favour stone strain bridge, first pressure transducer the 3, second pressure transducer 4 connect, electronics
The bottom of circuit unit 51 is provided with on many contact pins plug (not shown), many contact pins plug and socket 24
Jack electrically connects, thus realize electronic circuit cell 51 and the first favour stone strain bridge, the second favour stone is answered
Its parameter signal is also passed to by power transformation bridge, the electrical connection of first pressure transducer the 3, second pressure transducer 4
Electronic circuit cell 51, acceleration transducer 6, temperature sensor 7 electrically connect with electronic circuit cell 51,
Axial vibration, oscillation crosswise, the oscillation intensity parameter signal of twisting vibration and temperature parameter signal are passed to electricity
Electronic circuit unit 51, the signal received is filtered by electronic circuit cell 51, processing and amplifying, and this signal leads to
Cross measurement-while-drilling system (MWD) and be real-time transmitted to data handling system (not shown in figure, in present embodiment
In, data handling system is arranged on ground, and data handling system includes data wire, communication device and equipped with multiparameter
The computer of measuring system software, the signal received is transferred to meter by data wire by electronic circuit cell 51
Calculation machine processes), or electronic circuit cell 51 arranges storage chip (not shown), receive
Signal be stored in storage chip, treat that drillng operation terminates the laggard row data record that pulls out of hole, utilize data to process
The change of survey engineering parameter in systematic analysis operation process.Battery unit 53 is by battery and circuit connector
52 are connected with electronic circuit cell 51, provide running voltage to it.Battery unit 53 can be powered with fault-free
More than 200 hours.On battery and circuit connector 52, sensor installation storehouse 521 is set, is used for acceleration is installed
Sensor 6 and temperature sensor 7, this mounting means is reliable and stable, it is possible to the vibration of test constantly drill string and pipe
Interior temperature, the sample frequency measuring parameter is adjustable.
Further, as it is shown in figure 1, measure pipe nipple 1 to be internally provided with first step portion 14, communication piston ring 2
And it is provided with water conservancy diversion protection set 15 between first step portion 14, the sidewall of measurement pipe nipple 1 is provided with through
Hole 16, location, communication piston ring 2 sidewall is provided with the locating slot 22 corresponding with positioning hole 16, hole 16, location,
Locating slot 22 is equipped with the alignment pin 17 for fixed telecommunication piston ring 2.In order to prevent fluid from entering, fixed
Sealing the 4th O RunddichtringO (not shown) it is provided with between position pin 17 and hole 16, location.
From the above mentioned, the nearly drill bit in down-hole of the present utility model multiparameter measuring device, it is possible to accurately measure nearly drill bit
Pressure, annular pressure, axial vibration, oscillation crosswise, twisting vibration and temperature in the pressure of the drill at place, moment of torsion, drill string
Degree amounts to eight downhole parameters, and linear between the output of measurement apparatus and measured parameter, for comprehensively
Understand the kinestate of drilling tool at nearly drill bit significant；The pressure of the drill is measured the first strain of bridge by this device
Sheet is pasted onto on the sidewall of strain room, and by the second strain gauge adhesion of torque measurement bridge in the bottom surface straining room
On, reduce the foil gauge space requirement to strain room, improve the bulk strength measuring pipe nipple, strain simultaneously
Sheet is more sensitive to axial stress and strain state, improves the certainty of measurement of the pressure of the drill and moment of torsion；This device
Measuring pipe nipple sealing, impact resistance and wearability good, safe and reliable, the application of protection sleeve pipe substantially reduces
To communication piston ring and the erosion effect of measurement pipe nipple during fluid circulation so that device lifetime significantly improves, significantly
Reducing operating cost, meanwhile, the service life of battery unit is long, battery unit when using the highest sample frequency
Can power 200 hours with fault-free, the sample frequency the lowest then life-span is the longest, it is to avoid need because of electricity shortage
The extra deficiency pulled out of hole, saves operating cost；The simple in construction of this device, easily worn part is changed convenient；Should
The sample frequency of the surveyed parameter of device is adjustable, can be according to the complex situations of drillng operation before this device enters well
Be actually needed, this device can be arranged on nearly bit drilling tool according to the needs of field operation simultaneously
Ad-hoc location, it is also possible to simultaneously utilize this device multiple to be arranged on the diverse location of nearly bit drilling tool, it is achieved drilling well
During engineering parameter full well monitoring.
The foregoing is only the schematic detailed description of the invention of this utility model, be not limited to this utility model
Scope.Any those skilled in the art, institute on the premise of without departing from design of the present utility model and principle
The equivalent variations made and amendment, all should belong to the scope of this utility model protection.
Claims (10)
1. a down-hole nearly drill bit multiparameter measuring device, it is characterised in that: described down-hole nearly drill bit multiparameter
Measurement apparatus includes measurement pipe nipple and a data handling system of a hollow, and the inside of described measurement pipe nipple is the closeest
Envelope is fixed with communication piston ring, and described communication piston ring is provided with axially through runner, described communication piston ring
It is provided above circuit structure unit；On the sustained height position, lateral wall of described measurement pipe nipple, circumference is uniformly arranged
Have the strain room that multiple outside can seal, each described strain room be internally provided with for measure the pressure of the drill first should
Becoming sheet and for measuring the second foil gauge of moment of torsion, be interconnected between each described strain room, each described first should
Becoming sheet and connect and compose the first favour stone strain bridge by wire, each described second foil gauge connects structure by wire
Becoming the second favour stone strain bridge, described first favour stone strain bridge, described second favour stone strain bridge are equal
Electrically connect with described circuit structure unit；Also set up on the lateral wall of described measurement pipe nipple and described circuit structure list
First pressure transducer of unit's electrical connection；The lower section of described communication piston ring is provided with and described circuit structure unit
Second pressure transducer of electrical connection, described circuit structure unit is also electrically connected with acceleration transducer and temperature passes
Sensor；Described data handling system is for processing the supplemental characteristic that described circuit structure unit receives.
2. down-hole as claimed in claim 1 nearly drill bit multiparameter measuring device, it is characterised in that: described survey
Can seal outside being provided with on the lateral wall of amount pipe nipple, inner side can be connected with the wire of described communication piston ring connection
Groove, one end of described wire link slot connects with each described strain room, the other end of described wire link slot with set
Putting the external pressure pressure port connection of described first pressure transducer, the bottom land of described wire link slot is provided with wire to be held
Put conduit.
3. down-hole as claimed in claim 2 nearly drill bit multiparameter measuring device, it is characterised in that lead described in:
Line link slot is square, and a square cover plate for sealing is passed through in the outside of described wire link slot.
4. down-hole as claimed in claim 2 nearly drill bit multiparameter measuring device, it is characterised in that lead described in:
It is provided with, between bottom land and the described communication piston ring of line link slot, the first intercommunicating pore passed through for wire, described
It is provided with, between one end and each described strain room of wire link slot, the second intercommunicating pore passed through for wire.
5. down-hole as claimed in claim 1 nearly drill bit multiparameter measuring device, it is characterised in that: each described
Strain room is circular trough, and described first foil gauge is arranged on the sidewall of described circular trough, described second foil gauge
It is arranged on the bottom land of described circular trough；The outside of described circular trough is sealed by a closing disk.
6. down-hole as claimed in claim 1 nearly drill bit multiparameter measuring device, it is characterised in that: described logical
The inside of news piston ring is equipped with a protection sleeve pipe, and the bottom of described protection sleeve pipe is provided with intrinsic pressure pressure port, institute
Stating and arrange described second pressure transducer in intrinsic pressure pressure port, the bottom of described protection sleeve pipe is provided with the second pressure and passes
Sensor wire passes through hole, and described protection inside pipe casing is provided above described circuit structure unit.
7. down-hole as claimed in claim 6 nearly drill bit multiparameter measuring device, it is characterised in that: described electricity
Line structure unit includes being sequentially connected with the electronic circuit cell of setting, battery and circuit connector, electricity from bottom to top
Pool unit.
8. down-hole as claimed in claim 7 nearly drill bit multiparameter measuring device, it is characterised in that: described electricity
Pond and circuit connector are provided with sensor installation storehouse, described acceleration transducer and described temperature sensor peace
It is loaded on described sensor to install in storehouse.
9. down-hole as claimed in claim 1 nearly drill bit multiparameter measuring device, it is characterised in that: described axle
It is single framing system to through runner.
10. down-hole as claimed in claim 1 nearly drill bit multiparameter measuring device, it is characterised in that: described survey
Amount pipe nipple is internally provided with first step portion, is provided with and leads between described communication piston ring and described first step portion
Stream protection set, the sidewall of described measurement pipe nipple is provided with through hole, location, the sidewall of described communication piston ring
On be provided with the locating slot corresponding with hole, described location, hole, described location, described locating slot are equipped with for solid
The alignment pin of fixed described communication piston ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620280519.4U CN205605197U (en) | 2016-04-06 | 2016-04-06 | Nearly many parameter measurement of drill bit device in pit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620280519.4U CN205605197U (en) | 2016-04-06 | 2016-04-06 | Nearly many parameter measurement of drill bit device in pit |
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| Publication Number | Publication Date |
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| CN205605197U true CN205605197U (en) | 2016-09-28 |
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| CN201620280519.4U Active CN205605197U (en) | 2016-04-06 | 2016-04-06 | Nearly many parameter measurement of drill bit device in pit |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108825202A (en) * | 2018-07-23 | 2018-11-16 | 中国石油集团渤海钻探工程有限公司 | A kind of downhole dynamics parameter signal processing circuit and processing method |
| CN112459765A (en) * | 2020-12-08 | 2021-03-09 | 北京三一智造科技有限公司 | System and method for collecting load data of rotary drilling tool |
| CN112459770A (en) * | 2020-11-24 | 2021-03-09 | 成都多贝石油工程技术有限公司 | Bending moment measurement system and method for underground engineering parameter instrument |
| CN114198014A (en) * | 2021-12-06 | 2022-03-18 | 北京信息科技大学 | Torsion impactor with working state self-monitoring function |
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| CN112459770A (en) * | 2020-11-24 | 2021-03-09 | 成都多贝石油工程技术有限公司 | Bending moment measurement system and method for underground engineering parameter instrument |
| CN112459770B (en) * | 2020-11-24 | 2023-03-24 | 北京六合伟业科技股份有限公司 | Bending moment measurement system and method for underground engineering parameter instrument |
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| CN112459765B (en) * | 2020-12-08 | 2023-10-20 | 北京三一智造科技有限公司 | System and method for collecting load data of rotary drilling tool |
| CN114198014A (en) * | 2021-12-06 | 2022-03-18 | 北京信息科技大学 | Torsion impactor with working state self-monitoring function |
| CN114293978A (en) * | 2021-12-28 | 2022-04-08 | 北京信息科技大学 | Drill bit with data monitoring function |
| CN114293978B (en) * | 2021-12-28 | 2023-09-15 | 北京信息科技大学 | Drill bit with data monitoring function |
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