CN205895227U - Along with stratum resistivity survey nipple joint and drilling rod under well drilling - Google Patents
Along with stratum resistivity survey nipple joint and drilling rod under well drilling Download PDFInfo
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- CN205895227U CN205895227U CN201620666054.6U CN201620666054U CN205895227U CN 205895227 U CN205895227 U CN 205895227U CN 201620666054 U CN201620666054 U CN 201620666054U CN 205895227 U CN205895227 U CN 205895227U
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- antenna
- nacelle
- transmitting antenna
- nipple
- formation resistivity
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Abstract
The utility model provides an along with stratum resistivity survey nipple joint and drilling rod under well drilling, include: be bacillary nipple joint body, set up receiving antenna, emit antenna on the nipple joint body, receiving antenna includes a receiving antenna, the 2nd receiving antenna, a receiving antenna, the 2nd receiving antenna follow nipple joint body length direction interval sets up, the mid point position of a receiving antenna and the 2nd receiving antenna line is measuring center, emit antenna includes an emit antenna, the 2nd emit antenna, the 3rd emit antenna and fourth emit antenna, an emit antenna and the 2nd emit antenna with measuring center is the center and follows nipple joint body length direction symmetry sets up, the 3rd emit antenna, fourth emit antenna with measuring center is the center and follows nipple joint body length direction symmetry sets up. The utility model discloses an along with stratum resistivity survey nipple joint under the well drilling, the measurement of efficiency of formation resistivity has in the pit been improved, it is not fragile under the changeable environment in stratum, improved measurement accuracy.
Description
Technical field
This utility model is related to down-hole geologic parameter fields of measurement, especially a kind of short with formation resistivity measurement under drilling well
Section.
Background technology
Formation resistivity is to need an important geologic parameter of measurement during oil drilling exploration, formation resistivity measurement master
Syllabus is for judging oil-gas-water layer, by definitely descending formation resistivity, can provide indispensable for drilling engineering
Geological survey parameter, such as formation component distribution and content etc., the high angle hole in land or the offshore oil construction of natural gas fields, big position
Move well, Multilateral Wells, horizontal well, be especially required in multiple drilling engineering such as thin layer horizontal well technology measure the electricity of subterranean strata
Resistance rate.At present, China's oil scarcity of resources, most domestic oil field has been enter into the middle and late stage developed it is therefore desirable to more focus on
The exploitation of the hardly possible dynamic reserve such as low-productivity layer, ultra-thin oil reservoir, horizontal well can increase the contact area with oil reservoir, improve recovery ratio, extensively
The general exploration and development being applied to thin poor reservoir, and geologic steering drilling is carried out according to the data that measurement formation resistivity obtains, it is
Realize the effective means of oil sheet horizontal well development oilfield stimulation potentiation, at present, the measurement of formation resistivity is used mostly electromagnetism
Ripple resistivity logging tool, but, because subterranean strata complicated component, environment are changeable, logger is easily subject to after going deep into stratum
To damaging, and logger go deep into stratum after lead to measurement data inaccurate due to structure problem, measurement effect is poor.
It is known that there being a kind of measurement while drilling pipe nipple in prior art, together can pierce underground with drilling rod, it includes being sequentially connected
Electronic circuit pipe nipple, power supply pipe nipple and measurement pipe nipple etc., connected by union joint between adjacent pipe nipple, then access brill again
Bar, wherein, setting transmitting antenna, reception antenna on measurement pipe nipple, setting in circuit pipe nipple is electrically connected with transmitting antenna, reception antenna
The circuit board connecing, the transmitting-receiving for the electromagnetic wave signal and data receiving earthward is transmitted, but, because existing measurement is short
On section, transmitting antenna, the structure of reception antenna and Position Design be not good, lead to measure data forbidden, in addition, existing with brill
The pressure, heat resistance of measurement pipe nipple is poor, in depth lower after be easily damaged and lead to not measure, and long-time be in being drilled in
In complex formation environment, the service life of measurement while drilling pipe nipple is also poor, therefore, how to provide one kind in the changeable environment of stratum
It is hardly damaged and the instrument of accurate Formation Resistivity Measurement can become problem demanding prompt solution.
Content of the invention
In order to solve the above problems, this utility model provides one kind with formation resistivity measurement pipe nipple under drilling well, and it is on ground
Be hardly damaged in layer changeable environment and can accurate Formation Resistivity Measurement, so that measurement performance is largely increased.
To achieve these goals, this utility model adopts the following technical scheme that
One kind is with formation resistivity measurement pipe nipple under drilling well, comprising: in shaft-like nipple body, described nipple body sets
Put reception antenna, transmitting antenna, described reception antenna includes the first reception antenna, the second reception antenna, described first reception sky
Line, the second reception antenna are along described nipple body length direction interval setting, described first reception antenna and the second reception antenna
The point midway of line is measuring center；Described transmitting antenna includes the first transmitting antenna, the second transmitting antenna, the 3rd transmitting sky
Line and the 4th transmitting antenna, described first transmitting antenna and the second transmitting antenna are centered on described measuring center along described pipe nipple
Body length direction is symmetrical arranged；Described 3rd transmitting antenna, the 4th transmitting antenna are centered on described measuring center along described
Nipple body length direction is symmetrical arranged.
Preferably, one end of described nipple body connects the first nacelle, described first nacelle is and described nipple body
Outline shaft-like, the other end of described nipple body connects the second nacelle, described second nacelle be and described pipe nipple this
The coupling of body profile shaft-like；The first union joint being connected with drilling rod, described second nacelle are provided on described first nacelle
On be provided for the second union joint of being connected with drilling rod.
Preferably, arranging the circuit board electrically connecting with each reception antenna, transmitting antenna in described first nacelle.
Preferably, installing battery in described second nacelle, described battery is used for powering to each consuming parts.
Preferably, corresponding with each described reception antenna, transmitting antenna recessed equal number in described nipple body
Sealing cabin, be respectively provided with match circuit plate in each sealing cabin, the match circuit plate in each sealing cabin respectively with appoint
One reception antenna or transmitting antenna electrically connect to adjust the performance of antenna.
Preferably, each described reception antenna, transmitting antenna are separately fixed at recessed number on described nipple body outer wall
In individual groove.
Preferably, arranging signal enhancing ferrite in each described groove, to increase the signal intensity of each antenna and to stablize
Property.
Preferably, on the position outer wall that engages with described first nacelle, the second nacelle of the two ends of described nipple body
Raised ring sets wear-resistant strip, and the outline radius of described wear-resistant strip is more than described nipple body, described first nacelle and described the
The radius of two nacelle.
A kind of drilling rod, including many drill pipe nipples, described drilling rod also includes described measuring with formation resistivity under drilling well
Pipe nipple, described with formation resistivity measurement pipe nipple under drilling well, to be connected to any two adjacent described drilling rods along its length short
Between section.
This utility model having the beneficial effects that with respect to prior art:
This utility model provide with formation resistivity measurement pipe nipple under drilling well, resistivity measurement pipe nipple is with piercing underground
Drilling rod together in depth under, probing while underground formation resistivity is measured, by symmetrically setting in nipple body
Put one group of reception antenna and two groups of transmitting antennas, two groups of transmitting antennas launch the electromagnetic wave signal of 2mhz and 400khz respectively,
The electromagnetic wave signal of transmitting is uniformly distributed, and then receives return signal by described reception antenna, and signal is passed through circuit board
Transmit and be analyzed processing to ground, improve the measurement efficiency of down-hole formation resistivity；Provide a kind of and jackrod structure class
As integral type pipe nipple structure, using measuring instrument as drilling rod a part, probing while carry out formation resistivity measurement,
In addition, the measuring instrument of pipe nipple form is hardly damaged under the changeable environment in stratum, by being symmetrical arranged two reception antennas and two
Group transmitting antenna, makes the electromagnetic wave signal of transmitting be uniformly distributed, and the electromagnetic wave signal of reception is also relatively uniform steady, thus being able to
Accurately formation resistivity is measured, improve certainty of measurement.
Brief description
Fig. 1 is the whole interior structural representation of embodiment of the present utility model；
Fig. 2 is the close-up schematic view at a in Fig. 1.
Main Reference Numerals illustrate:
1- the first nacelle 11- circuit board 2- nipple body 21- wear-resistant strip 22- groove 23- signal enhancing ferrite
3- the second nacelle 31- battery 4- the first reception antenna 5- the second reception antenna 7- the first transmitting antenna 10- second launches sky
Line 8- the 3rd transmitting antenna 9- the 4th transmitting antenna 6- match circuit plate 12- the first union joint 32- the second union joint.
Specific embodiment
Understandable for enabling above-mentioned purpose of the present utility model, feature and advantage to become apparent from, below in conjunction with the accompanying drawings to this
The specific embodiment of utility model is described in detail.
Elaborate a lot of details in the following description in order to fully understand this utility model, but this practicality is new
Type can also be different from alternate manner described here to implement using other, and those skilled in the art can be without prejudice to this reality
With doing similar popularization in the case of new intension, therefore this utility model is not limited by following public specific embodiment.
Secondly, this utility model is described in detail with reference to schematic diagram, when describing this utility model embodiment in detail, for ease of
Illustrate, represent that the profile of apparatus structure can be disobeyed general ratio and made partial enlargement, and described schematic diagram is example, its
This should not limit the scope of this utility model protection.Additionally, the three-dimensional space of length, width and depth should be comprised in actual fabrication
Between size.
With reference to shown in Fig. 1, it is a kind of down-hole formation resistivity measurement pipe nipple of the present utility model, comprising: in shaft-like short
Abridged edition body 2, setting reception antenna, transmitting antenna in described nipple body 2, described reception antenna include the first reception antenna 4, the
Two reception antennas 5, described first reception antenna 4, the second reception antenna 5 are along described nipple body 2 length direction interval setting, institute
Stating the first reception antenna 4 and the point midway of the second reception antenna 5 line is measuring center, and described transmitting antenna includes first
Penetrate antenna 7, the second transmitting antenna 10, the 3rd transmitting antenna 8 and the 4th transmitting antenna 9, described first transmitting antenna 7 and second
Penetrate antenna 10 symmetrical arranging along described nipple body 2 length direction centered on described measuring center；Described 3rd transmitting sky
Symmetrical the arranging along described nipple body 2 length direction centered on described measuring center of line 8, the 4th transmitting antenna 9.
In the present embodiment, it should be noted that described measuring center is not necessarily the lengthwise centers of nipple body 2, when
The lengthwise centers that described nipple body 2 so can also be selected are measuring center, and the first transmitting antenna 7 and the second transmitting antenna 10
Symmetrical for midpoint with measuring center, the 3rd transmitting antenna 8 and the 4th transmitting antenna 9 are divided with measuring center for middle point symmetry
Cloth, the first reception antenna 4 and the second reception antenna 5 are symmetrical for midpoint with measuring center, by such symmetric design, then
According to the data processing algorithm of electromagnetic resistivity, just easily eliminate the stratum electricity that the environmental changes such as temperature, pressure cause
Resistance rate measurement error, wherein, two groups of transmitting antennas launch the electromagnetic wave signal of 2mhz and 400khz respectively, thus it is short to adjust the distance
Formation component in section different range is detected, and every group of transmitting antenna is symmetrical arranged with measuring center, so that the electricity of transmitting
Magnetostatic wave signal is uniformly distributed, and the electromagnetic wave signal returning after detecting also is able to non-uniform reflection, thus being obtained more accurate
Formation component content data, two reception antennas receive the reflected signal of high frequency, low frequency simultaneously, and the signal generation by receiving
Formation component curve chart, then by being calculated the distribution of rock stratum in stratum, gas-bearing formation, oil reservoir and other chemical elements etc. and big
General content.
One end of described nipple body 2 connects the first nacelle 1, and described first nacelle 1 is and described nipple body 2 profile
That joins is shaft-like, and the other end of described nipple body 2 connects the second nacelle 3, and described second nacelle 3 is to take turns with described nipple body 2
It is shaft-like that exterior feature mates；The first union joint 12 being connected with drilling rod is provided on described first nacelle 1, in described second nacelle 3
It is provided for the second union joint 32 being connected with drilling rod.
In the present embodiment, described nipple body 2, the first nacelle 1, the second nacelle 3 can be integral type structure, alternatively removable
Unload formula structure, when it is integral type structure, be the nacelle that hollow is set inside the two ends of described nipple body 2, when it is
During Demountable, it is to threaded or clamping between described nipple body 2 and described first nacelle 1, the second nacelle 3, lead to
Cross aforesaid way, make described measurement pipe nipple formed mate with drilling rod shaft-like, should not damage in measurement while drilling, there is peace simultaneously
Convenient advantage is unloaded in assembly and disassembly.
Specifically, the circuit board 11 being electrically connected with each reception antenna, transmitting antenna is set in described first nacelle 1, described
Circuit board 11 is used for the electromagnetic wave signal controlling each transmitting antenna to launch different frequency, and described circuit board 11 is additionally operable to control and respectively connects
Receive antenna to receive the electromagnetic wave signal returning and be translated into data transfer and carry out respective handling to ground.
In the present embodiment, in described first nacelle 1, it is provided with circuit board 11, described circuit board 11 and described reception antenna, send out
Penetrate antenna electrical connection, described circuit board 11 is used for controlling described reception antenna, transmitting antenna transceiving electromagnetic to involve reception antenna and returns
The data returned data handling equipment earthward is transmitted to carry out subsequent treatment, such as generates formation component change curve etc..
Specifically, battery 31 is installed in described second nacelle 3, described battery 31 is used for powering to each consuming parts.
Preferably, with reference to shown in Fig. 1, corresponding with each described reception antenna, transmitting antenna recessed in described nipple body 2
If the sealing cabin of equal number, in each sealing cabin, it is respectively provided with match circuit plate 6, the match circuit in each sealing cabin
Plate 6 is electrically connected with arbitrary reception antenna or transmitting antenna to adjust the performance of antenna respectively.
Specifically, with reference to shown in Fig. 1, each described reception antenna, transmitting antenna are separately fixed at described nipple body 2 outer wall
In upper recessed several grooves 22, thus avoid each reception antenna, transmitting antenna with bore in depth descend when with get into the cave on inwall
The sharp material friction that is likely to occur and affect the performance of antenna, or antenna is damaged.
Preferably, with reference to shown in Fig. 2, in above-described embodiment, signal enhancing ferrite 23 is set in described groove 22, to increase
Plus the signal intensity of each antenna and stability.
Preferably, on the position outer wall that the two ends of described nipple body 2 are engaged with described first nacelle 1, the second nacelle 3
Raised ring sets wear-resistant strip 21, the outline radius of described wear-resistant strip 21 be more than described nipple body 2, described first nacelle 1 and
The radius of described second nacelle 3 so that measurement pipe nipple in measurement while drilling, described nipple body 2, described first nacelle 1 and
The outer wall of described second nacelle 3 is not contacted with the formation material of inwall of getting into the cave as far as possible, the service life of lifting measurement pipe nipple.
This utility model further provides for a kind of drilling rod, including many drill pipe nipples, described drilling rod also include described with
Formation resistivity measurement pipe nipple under drilling well, described measures pipe nipple any two along its length with formation resistivity under drilling well
Between adjacent described drill pipe nipple.
Above example is only exemplary embodiment of the present utility model, is not used in restriction this utility model, and this practicality is new
The protection domain of type is defined by the claims.Those skilled in the art can be in essence of the present utility model and protection domain
Interior, this utility model is made with various modifications or equivalent, this modification or equivalent also should be regarded as in this practicality newly
In the protection domain of type.
Claims (9)
1. one kind measures pipe nipple with formation resistivity under drilling well it is characterised in that including: in shaft-like nipple body, described short
Setting reception antenna, transmitting antenna on abridged edition body, described reception antenna includes the first reception antenna, the second reception antenna, described
First reception antenna, the second reception antenna along described nipple body length direction interval setting, described first reception antenna and
The point midway of two reception antenna lines is measuring center；Described transmitting antenna include the first transmitting antenna, the second transmitting antenna,
3rd transmitting antenna and the 4th transmitting antenna, described first transmitting antenna and the second transmitting antenna are centered on described measuring center
It is symmetrical arranged along described nipple body length direction；Described 3rd transmitting antenna, the 4th transmitting antenna with described measuring center are
It is symmetrical arranged centrally along described nipple body length direction.
2. according to claim 1 measure pipe nipple with formation resistivity under drilling well it is characterised in that described nipple body
One end connects the first nacelle, and described first nacelle is shaft-like with the outline of described nipple body, described nipple body
The other end connect the second nacelle, described second nacelle be with described nipple body profile mate shaft-like；Described first nacelle
On be provided for the first union joint of being connected with drilling rod, described second nacelle is provided for the second connection being connected with drilling rod
Head.
3. according to claim 2 with formation resistivity measurement pipe nipple under drilling well it is characterised in that in described first nacelle
The circuit board being electrically connected with each reception antenna, transmitting antenna is set.
4. according to claim 3 with formation resistivity measurement pipe nipple under drilling well it is characterised in that in described second nacelle
Battery is installed, described battery is used for powering to each consuming parts.
5. according to claim 2 with formation resistivity measurement pipe nipple under drilling well it is characterised in that in described nipple body
The sealing cabin of the recessed equal number corresponding with each described reception antenna, transmitting antenna, is respectively provided with each sealing cabin
Match circuit plate, the match circuit plate in each sealing cabin is electrically connected with arbitrary reception antenna or transmitting antenna to adjust respectively
The performance of antenna.
6. according to claim 1 with formation resistivity measurement pipe nipple under drilling well it is characterised in that each described reception sky
Line, transmitting antenna are separately fixed in recessed several grooves on described nipple body outer wall.
7. according to claim 6 with drilling well formation resistivity measurement pipe nipple it is characterised in that setting in each described groove
Put signal enhancing ferrite, to increase signal intensity and the stability of each antenna.
8. according in claim 2 to 5 arbitrary described with formation resistivity measurement pipe nipple under drilling well it is characterised in that described
On the position outer wall that the two ends of nipple body are engaged with described first nacelle, the second nacelle, raised ring sets wear-resistant strip, described
The outline radius of wear-resistant strip is more than the radius of described nipple body, described first nacelle and described second nacelle.
9. a kind of drilling rod, including many drill pipe nipples it is characterised in that described drilling rod also includes as arbitrary in claim 1 to 8
Described in under drilling well formation resistivity measurement pipe nipple, described with drilling well formation resistivity measurement pipe nipple along its length
It is connected between any two adjacent described drill pipe nipples.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620666054.6U CN205895227U (en) | 2016-06-29 | 2016-06-29 | Along with stratum resistivity survey nipple joint and drilling rod under well drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620666054.6U CN205895227U (en) | 2016-06-29 | 2016-06-29 | Along with stratum resistivity survey nipple joint and drilling rod under well drilling |
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| Publication Number | Publication Date |
|---|---|
| CN205895227U true CN205895227U (en) | 2017-01-18 |
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| CN201620666054.6U Active CN205895227U (en) | 2016-06-29 | 2016-06-29 | Along with stratum resistivity survey nipple joint and drilling rod under well drilling |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387070A (en) * | 2017-07-07 | 2017-11-24 | 中国石油集团渤海钻探工程有限公司 | One kind is with brill well logging resistivity measurement pipe nipple |
| CN107461191A (en) * | 2017-08-03 | 2017-12-12 | 中石化石油工程技术服务有限公司 | One kind is with brill orientation electromagnetic wave frontier probe instrument temperature scale method |
| CN109356571A (en) * | 2018-12-05 | 2019-02-19 | 贝兹维仪器(苏州)有限公司 | Mounting framework for drilling measuring equipment |
| CN112612063A (en) * | 2020-12-16 | 2021-04-06 | 成都多贝石油工程技术有限公司 | Split type resistivity measurement system |
-
2016
- 2016-06-29 CN CN201620666054.6U patent/CN205895227U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107387070A (en) * | 2017-07-07 | 2017-11-24 | 中国石油集团渤海钻探工程有限公司 | One kind is with brill well logging resistivity measurement pipe nipple |
| CN107461191A (en) * | 2017-08-03 | 2017-12-12 | 中石化石油工程技术服务有限公司 | One kind is with brill orientation electromagnetic wave frontier probe instrument temperature scale method |
| CN107461191B (en) * | 2017-08-03 | 2021-09-14 | 中石化石油工程技术服务有限公司 | Temperature calibration method for orientation-while-drilling electromagnetic wave boundary detection instrument |
| CN109356571A (en) * | 2018-12-05 | 2019-02-19 | 贝兹维仪器(苏州)有限公司 | Mounting framework for drilling measuring equipment |
| CN112612063A (en) * | 2020-12-16 | 2021-04-06 | 成都多贝石油工程技术有限公司 | Split type resistivity measurement system |
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