CN209569005U - A kind of directional tool natural gamma logging inserting tube - Google Patents
A kind of directional tool natural gamma logging inserting tube Download PDFInfo
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- CN209569005U CN209569005U CN201822104469.6U CN201822104469U CN209569005U CN 209569005 U CN209569005 U CN 209569005U CN 201822104469 U CN201822104469 U CN 201822104469U CN 209569005 U CN209569005 U CN 209569005U
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- microprocessor system
- gamma
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- embedded microprocessor
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- 238000012545 processing Methods 0.000 claims abstract description 39
- 230000005251 gamma ray Effects 0.000 claims abstract description 26
- 239000000523 sample Substances 0.000 claims abstract description 19
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052802 copper Inorganic materials 0.000 claims abstract description 16
- 239000010949 copper Substances 0.000 claims abstract description 16
- 238000007493 shaping process Methods 0.000 claims description 8
- 238000013500 data storage Methods 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 4
- 230000002457 bidirectional effect Effects 0.000 claims description 3
- 238000012937 correction Methods 0.000 claims description 3
- 238000006073 displacement reaction Methods 0.000 claims description 3
- 210000002445 nipple Anatomy 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000002002 slurry Substances 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 210000000988 bone and bone Anatomy 0.000 claims description 2
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 abstract description 4
- 230000001681 protective effect Effects 0.000 abstract description 2
- FVAUCKIRQBBSSJ-UHFFFAOYSA-M sodium iodide Chemical compound [Na+].[I-] FVAUCKIRQBBSSJ-UHFFFAOYSA-M 0.000 description 15
- 238000005553 drilling Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- 239000013078 crystal Substances 0.000 description 5
- 235000009518 sodium iodide Nutrition 0.000 description 5
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- Measurement Of Radiation (AREA)
Abstract
The utility model discloses a kind of directional tool natural gamma logging inserting tubes; including outer protection cylinder and the copper connecting head being threadedly coupled with outer protection cylinder, it is characterised in that: further include the righting gum cover being arranged in outside copper connecting head and the gamma ray probe, embedded microprocessor system mounting framework, high voltage power supply, temperature sensor, damper and the embedded microprocessor system that are arranged in outer protection cylinder.Gamma ray probe, embedded microprocessor system mounting framework, high voltage power supply, temperature sensor, damper and embedded microprocessor system is respectively set in the cavity that the utility model is constituted after being spirally connected by protective case and copper sleeve; to make acquisition and the analysis processing of gamma ray can integrate and be set together; without can directly be cooperated with drill bit as drill collar structure processing installation site; geologic parameter can be provided to directional tool measure function; realize the measurement of stratum natural gamma parameter; structure is simple; it is easy for installation, it is convenient for safeguarding.
Description
Technical field
The utility model relates to gamma detection equipment technical fields more particularly to a kind of directional tool to be surveyed with natural gamma
Measure inserting tube.
Background technique
Currently, gamma ray intensity is a parameter for characterizing oil and gas reservoir characteristic, oil-gas Layer is compared with non-oil and gas reservoir
There is biggish difference.It is a kind of typical formation evaluation equipment that drill-following natural gamma, which measures inserting tube, for measuring the background on stratum
Gamma radiation evaluates the gamma radiation level on stratum, distinguishes reservoir and rock stratum, makes extensively in oil drilling and cbm development
With.
After usual drilling well completion, it will be put into well under natural gamma logging device device using cable, target zone measured
Obtain well depth-gamma ray curve.But in big-inclination even horizontal well, logger is difficult by being put into well under gravity；
In addition, easily occurring to collapse and miss, also causing difficulty to the acquisition of well-log information in the case that borehole wall situation is bad；Drilling well
The mud for being used to recycle in the process also can generate erosion to stratum, cause measurement error.
Obtained well depth-gamma ray curve so drilling well is logged well after the completion, can just bore with stratum has some differences when holding
It is different.So if just can be carried out well depth-gamma ray curve when stratum is by mud or borehole fluid invasion or corrodes very shallow and survey
Amount, so that it may provide more acurrate, true formation parameter and geologic feature data for engineering staff.By natural gamma logging device device
It is arranged close in the drilling tool of drill bit, with being put into well under drill bit, can not thus interrupt drilling process, while again will
Gamma data real-time transmission is measured to ground system, but vibration, pressure and possible grouting are carried out very in drilling process
Good prevention, so needing such directional tool convenient to use with natural gamma logging inserting tube.
Utility model content
The purpose of the utility model is to provide a kind of directional tool natural gamma logging inserting tube, it can measure and be surveyed with brill
The gamma value on stratum, the estimation of well bore locality and the control of drilling direction are judged by the gamma value of measurement where oblique instrument.
The technical solution adopted in the utility model are as follows:
A kind of directional tool natural gamma logging inserting tube, including outer protection cylinder and the copper being threadedly coupled with outer protection cylinder
Connector, it is characterised in that: further include the righting gum cover being arranged in outside copper connecting head and the gamma being arranged in outer protection cylinder
Ray probe, embedded microprocessor system mounting framework, high voltage power supply, temperature sensor, damper and embedded micro process
Device system；The outer protection cylinder end is fixedly installed the female of three checknut plugs, and the one end of copper connecting head is solid
Surely it is provided with the male connector of three checknut plugs, the other end is threadedly coupled with damper, and the other end of damper passes through company
Connector is fixedly connected with embedded microprocessor system mounting framework, and the gamma ray probe is installed with microprocessor system
The screwed connection of skeleton one end；
For high voltage power supply, temperature sensor to be fixedly installed respectively on the microprocessor system mounting framework other end
And embedded microprocessor system；The gamma ray is popped one's head in, the output end of temperature sensor is separately connected embedded micro process
The input terminal of device system, the output end of embedded microprocessor system are separately connected the male connector and female of three checknut plugs
Line bank, the output end connection gamma ray probe input terminal of high voltage power supply.
It further include having the extended line that is flexible coupling, the female of three checknut plugs passes through extended line and the insertion of being flexible coupling
Microsever system input is connected.
Embedded microprocessing systems include DC-DC power source circuit, the first signal processing circuit, central processing unit, the second letter
Number processing circuit, temperature collection circuit, real time clock circuit, data storage circuitry, 485 interface circuits and CAN interface circuit；Gal
The output end of horse ray probe connects the input terminal of the first signal processor circuit, and the output end of the first signal processing circuit is in
The input terminal of central processor is connected, and the signal processing circuit includes the first filter circuit and compares shaping circuit；Center
The output end of processor is connected by 485 interfaces and CAN interface with center control pipe nipple；The output end of temperature sensor passes through
The connection of the signal input part of temperature collection circuit and central processing unit, the signal output end of real-time clock and the letter of central processing unit
The connection of number input terminal, the signal output end of data storage and the signal input part of central processing unit connect.
First signal processing circuit includes comparing shaping circuit and the first filter circuit, for the electronic impulse to receiving
Signal is filtered and exports square-wave signal after Shape correction, and reaches control and treatment circuit and carry out pulse data calculating；
Gamma shielding device is cylindrical structure, detection mouth be opened up in gamma shielding device cylindrical structure circumferential wall it is scarce
Mouthful, in gamma shielding device cylindrical structure cross-wise direction, the circular arc arc length of the notch is the one third of circumference arc length.
The length of notch is consistent with gamma ray probe length.
It is fixedly installed bidirectional bearing connector in the copper sleeve string holes, for sealing, prevents slurries from penetrating into along winding displacement.
Gamma ray is respectively set in the cavity that the utility model is constituted after being spirally connected by protective case with copper sleeve to pop one's head in, is embedding
Enter microsever system mounting framework, high voltage power supply, temperature sensor, damper and embedded microprocessor system, thus
The acquisition and analysis processing for making gamma ray can integrate and be set together, without processing installation site as drill collar structure
It can directly be cooperated with drill bit, geologic parameter can be provided to directional tool and measure function, realize stratum natural gamma
The measurement of parameter, structure is simple, easy for installation, convenient for safeguarding.
Detailed description of the invention
Fig. 1 is the electric power functional block diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model.
Specific embodiment
As illustrated in fig. 1 and 2, the utility model includes outer protection cylinder 6 and the copper connecting head being threadedly coupled with outer protection cylinder 8,
It further include that the righting gum cover 9 being arranged in outside copper connecting head 8 pops one's head in the gamma ray for being arranged in outer protection cylinder 6, is embedded
Microprocessor system mounting framework 1, high voltage power supply 4, temperature sensor, damper 7 and embedded microprocessor system 5；It is described
6 end of outer protection cylinder be fixedly installed the females 12 of three checknut plugs, the one end of copper connecting head 8 is fixedly installed
The male connector 11 of three checknut plugs, the other end are threadedly coupled with damper 7, and the other end of damper 7 passes through connector
It is fixedly connected with embedded microprocessor system mounting framework 1, the gamma ray probe installs bone with microprocessor system
1 one end screwed connection of frame；
For high voltage power supply 4, temperature sensing to be fixedly installed respectively on 1 other end of microprocessor system mounting framework
Device and embedded microprocessor system 5；Gamma ray probe, temperature sensor output end be separately connected insertion and decline place
The input terminal of device system 5 is managed, the output end of embedded microprocessor system 5 is separately connected the male connector 11 of three checknut plugs
With 12 line bank of female, the output end connection gamma ray probe input terminal of high voltage power supply 4.
Further include having the extended line 13 that is flexible coupling, the females of three checknut plugs by be flexible coupling extended line 13 with
5 input terminal of embedded microprocessor system is connected.
The embedded microprocessing systems 5 include DC-DC power source circuit, the first signal processing circuit, central processing unit,
Second signal processing circuit, temperature collection circuit, real time clock circuit, data storage circuitry, 485 interface circuits and CAN interface
Circuit；Gamma ray probe output end connect the first signal processor circuit input terminal, the first signal processing circuit it is defeated
Outlet is connected by comparing shaping circuit with the input terminal of central processing unit；The output end of three gravity accelerometers connects
Second signal processing circuit input terminal is connect, second signal processing circuit output end connects the input terminal of central processing unit, described
Second signal processing circuit includes the second filter circuit and analog to digital conversion circuit；The output end of central processing unit passes through 485 interfaces
It is connected with CAN interface with center control pipe nipple；The output end of temperature sensor passes through temperature collection circuit and central processing unit
Signal input part connection, the signal input part of the signal output end of real-time clock and central processing unit connects, data storage
The connection of the signal input part of signal output end and central processing unit.It is used to acquire real-time time and gal at that time by above-mentioned setting
Environment temperature locating for horse inserting tube, and the calculated temperature value of acquisition, upper Gama Count value, lower Gama Count value, natural gal
Horse count value, tool face amount and real-time time at that time are sent to 485 interface circuits and CAN interface circuit, carry out out-of-bounds defeated
Out.Simultaneously the calculated temperature value of acquisition, upper Gama Count value, lower Gama Count value, natural gamma count value, tool face amount
And real-time time at that time, inside the logic storage to data storage circuitry of setting.
First signal processing circuit includes comparing shaping circuit and the first filter circuit, for the electricity received
Subpulse signal is filtered and exports square-wave signal after Shape correction, and reaches control and treatment circuit and carry out pulse data
It calculates；
The gamma shielding device is cylindrical structure, and detection mouth is to open in gamma shielding device cylindrical structure circumferential wall
If notch, in gamma shielding device cylindrical structure cross-wise direction, the circular arc arc length of the notch be circumference arc length three/
One.
The length of the notch is consistent with gamma ray probe length.
It is fixedly installed bidirectional bearing connector in the copper sleeve string holes, for sealing, prevents slurries along winding displacement
It penetrates into.
The utility model is encapsulated by using NaI crystal 2 and photomultiplier tube 3 by saturating gamma ray material metal tube
Together, composition gamma ray probe, NaI crystal 2 and photomultiplier tube 3 form gamma ray probe upper end pass through screw thread with it is embedding
Enter microsever system mounting framework 1 to link together, NaI crystal 2 and photomultiplier tube 3 form gamma ray probe lower end
It is linked together by screw thread and damper 7, high voltage power supply 4 and embedded microprocessor system 5 are fixed by screws in insertion
On microsever system mounting framework 1.High-voltage electricity needed for high voltage power supply 4 is provided to photomultiplier tube, to complete whole
Encapsulation.
The utility model can issue photon, photomultiplier transit after sodium iodide crystal 2 receives gamma ray in use
Pipe 3 is changed into electronic pulse signal output after collecting the photon that sodium iodide crystal 2 issues, and the first signal processing circuit is to reception
To electronic pulse signal be filtered, treated, pulse given compares shaping circuit, is compared shaping circuit and is felt the pulse
It rushes signal and is changed into regular square-wave signal output, the square-wave signal of output gives control and treatment circuit and carries out pulse data meter
It calculates, to obtain the Gama Count value of gamma inserting tube, it is not the wound of the application that above-mentioned pulse calculating etc., which is existing calculation method,
It is new, so not repeating specifically.
Claims (7)
1. a kind of directional tool natural gamma logging inserting tube connects including outer protection cylinder and the copper being threadedly coupled with outer protection cylinder
Connector, it is characterised in that: further include that the righting gum cover being arranged in outside copper connecting head and the gamma being arranged in outer protection cylinder are penetrated
Line probe, embedded microprocessor system mounting framework, high voltage power supply, temperature sensor, damper and embedded microprocessor
System；The outer protection cylinder end is fixedly installed the female of three checknut plugs, and the one end of copper connecting head is fixed
It is provided with the male connector of three checknut plugs, the other end is threadedly coupled with damper, and the other end of damper passes through connection
Head is fixedly connected with embedded microprocessor system mounting framework, and the gamma ray probe installs bone with microprocessor system
The screwed connection of frame one end；
For high voltage power supply, temperature sensor and embedding to be fixedly installed respectively on the microprocessor system mounting framework other end
Enter microsever system；The gamma ray is popped one's head in, the output end of temperature sensor is separately connected embedded microprocessor system
The input terminal of system, the output end of embedded microprocessor system are separately connected the male connector and female wiring of three checknut plugs
Row, the output end connection gamma ray probe input terminal of high voltage power supply.
2. directional tool according to claim 1 natural gamma logging inserting tube, it is characterised in that: further include having soft company
Extended line is connect, the female of three checknut plugs passes through extended line and the embedded microprocessor system input terminal of being flexible coupling
It is connected.
3. directional tool according to claim 2 natural gamma logging inserting tube, it is characterised in that: described is embedded
Microprocessing systems include DC-DC power source circuit, the first signal processing circuit, central processing unit, second signal processing circuit, temperature
Acquisition Circuit, real time clock circuit, data storage circuitry, 485 interface circuits and CAN interface circuit；Gamma ray is popped one's head in defeated
Outlet connects the input terminal of the first signal processor circuit, the input of the output end and central processing unit of the first signal processing circuit
End is connected, and the signal processing circuit includes the first filter circuit and compares shaping circuit；The output end of central processing unit
It is connected by 485 interfaces and CAN interface with center control pipe nipple；The output end of temperature sensor by temperature collection circuit with
The signal input part of central processing unit connects, and the signal output end of real-time clock and the signal input part of central processing unit connect,
The signal output end of data storage and the signal input part of central processing unit connect.
4. directional tool according to claim 3 natural gamma logging inserting tube, it is characterised in that: first letter
Number processing circuit includes comparing shaping circuit and the first filter circuit, for being filtered place to the electronic pulse signal received
Square-wave signal is exported after reason and Shape correction, and reaches control and treatment circuit and carries out pulse data calculating.
5. directional tool according to claim 4 natural gamma logging inserting tube, it is characterised in that: the gamma screen
Covering device is cylindrical structure, and detection mouth is the notch opened up in gamma shielding device cylindrical structure circumferential wall, gamma shielding dress
It sets in cylindrical structure cross-wise direction, the circular arc arc length of the notch is the one third of circumference arc length.
6. directional tool according to claim 5 natural gamma logging inserting tube, it is characterised in that: the notch
Length is consistent with gamma ray probe length.
7. directional tool according to claim 6 natural gamma logging inserting tube, it is characterised in that: the copper connecting head
String holes in be fixedly installed bidirectional bearing connector, for sealing, prevent slurries from penetrating into along winding displacement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822104469.6U CN209569005U (en) | 2018-12-14 | 2018-12-14 | A kind of directional tool natural gamma logging inserting tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822104469.6U CN209569005U (en) | 2018-12-14 | 2018-12-14 | A kind of directional tool natural gamma logging inserting tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209569005U true CN209569005U (en) | 2019-11-01 |
Family
ID=68330267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822104469.6U Active CN209569005U (en) | 2018-12-14 | 2018-12-14 | A kind of directional tool natural gamma logging inserting tube |
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| Country | Link |
|---|---|
| CN (1) | CN209569005U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111766634A (en) * | 2020-06-19 | 2020-10-13 | 中国石油天然气股份有限公司 | Vibration-reduced gamma sensor assembly |
-
2018
- 2018-12-14 CN CN201822104469.6U patent/CN209569005U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111766634A (en) * | 2020-06-19 | 2020-10-13 | 中国石油天然气股份有限公司 | Vibration-reduced gamma sensor assembly |
| CN111766634B (en) * | 2020-06-19 | 2023-01-24 | 中国石油天然气股份有限公司 | Vibration-absorbing gamma sensor assembly |
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