CN209228352U - A kind of nearly bit orientation gamma measurement while-drilling instrument - Google Patents
A kind of nearly bit orientation gamma measurement while-drilling instrument Download PDFInfo
- Publication number
- CN209228352U CN209228352U CN201822201066.3U CN201822201066U CN209228352U CN 209228352 U CN209228352 U CN 209228352U CN 201822201066 U CN201822201066 U CN 201822201066U CN 209228352 U CN209228352 U CN 209228352U
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- main cylinder
- gamma
- cover board
- main
- ring
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Abstract
The utility model discloses a kind of nearly bit orientation gamma measurement while-drilling instruments, including main cylinder, gamma column, main drill bit, the main cylinder is provided circumferentially about the first thermoelectricity ring, the first groove is provided with above the main cylinder, lithium battery is provided in first groove, the first cover board is provided with above the lithium battery, the second groove is provided with before the main cylinder, the gamma column is provided in second groove, it is provided with the second cover board in front of the gamma column, third cover board is provided with behind the main cylinder.A kind of nearly bit orientation gamma measurement while-drilling instrument described in the utility model, electric energy is directly converted heat by setting thermo-electric converting material to be stored in lithium battery, increase nearly drill bit uses the time, gamma ray acquisition simultaneously and resistivity acquisition are separately positioned on before and after main cylinder, avoid mutual interference, the precision of data acquisition is improved, and uses 3 independent cover board closed pockets, maintenance easy to disassemble.
Description
Technical field
The utility model belongs to nearly field of drill, more particularly to a kind of nearly bit orientation gamma measurement while-drilling instrument.
Background technique
Nearly drill bit short pass measuring system is counted closest to the position of drill bit measurement hole angle, temperature, gamma and revolving speed etc.
According to, and expansible increase bit pressure, torque parameter.Pipe nipple and adjustment drill collar group are mainly received by measurement pipe nipple, reception pipe nipple, MWD
At when going into the well, measurement pipe nipple is connect with screw rod and drill bit respectively above and below, carries out parameter survey equipped with sensor on measurement pipe nipple
Amount, and wirelessly send measuring signal.
But the electric power in self-contained battery in the prior art, can only be generally used, the working time receives great limit
System needs to be taken out progress battery altering or charging in deep prospecting work, the heat that cannot generate drill bit due to friction
Amount makes full use of.
Utility model content
The purpose of this utility model is to provide a kind of nearly bit orientation gamma measurement while-drilling instruments, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the utility model provides the following technical solutions:
A kind of nearly bit orientation gamma measurement while-drilling instrument, including main cylinder, gamma column, main drill bit, the main cylinder circle
It is provided with the first thermoelectricity ring on week, the first groove is provided with above the main cylinder, is provided with lithium battery in first groove,
It is provided with the first cover board above the lithium battery, the second groove, setting in second groove are provided with before the main cylinder
There is a gamma column, be provided with the second cover board in front of the gamma column, is provided with third cover board behind the main cylinder, described the
It is provided with receiving antenna in front of three cover boards, the receiving antenna side is provided with wireless transceiver, the wireless transceiver model
For MRF49XA type, the wireless transceiver side is provided with single-chip microcontroller, the single-chip microcontroller model C51 type, the single-chip microcontroller one
Side is provided with transmitting antenna, and the main cylinder side is provided with drill collar, and the drill collar is provided circumferentially about the second thermoelectricity ring, described
It is provided with bearing in drill collar, support column is provided in the bearing, the support column side is provided with the main drill bit, the branch
Dagger is provided with limiting stand far from the main drill bit side, is provided with circlip above the limiting stand.
Further: the bearing side is provided with sealing ring, the sealing ring and the drill collar and uses interference fit.
The sealing ring prevents mud from entering the main cylinder, interference fit ensure that the sealing ring for sealing
It is solid and reliable.
Further: the first thermoelectricity ring is embedded on the main cylinder, and the second thermoelectricity ring is embedded in the brill
On quickly.
Inlaying keeps the first thermoelectricity ring and the second thermoelectricity ring solid and reliable.
Further: the main cylinder is cylindrical, and the diameter of the main drill bit is greater than the diameter of the main cylinder.
Cylinder ensure that the smooth rotation of the main cylinder.
Further: first cover board, second cover board and the third cover board are used with the main cylinder respectively
It is bolted.
First cover board, second cover board and the third cover board easy to disassemble is bolted to repair.
Further: the drill collar and the main cylinder are integrally formed, and the main drill bit and the drill collar plug connect
It connects.
It is integrally formed and guarantees that the drill collar is durable, the plug connection replacement main drill bit easy to disassemble.
Further: the single-chip microcontroller respectively with the wireless transceiver, transmitting antenna, the gamma column, described
Lithium battery and the receiving antenna using electrical connection, the lithium battery respectively with the first thermoelectricity ring and the second thermoelectricity ring
Use electrical connection.
The transmission of control signal and electric power is convenient in electrical connection.
Compared with prior art, the utility model has the beneficial effects that
1, thermo-electric converting material directly converts heat into electric energy and is stored in lithium battery, increases the use of nearly drill bit
Time；
2, gamma ray acquisition and resistivity acquisition are separately positioned on before and after main cylinder, avoid mutual interference,
Improve the precision of data acquisition；
3, using 3 independent cover board closed pockets, maintenance easy to disassemble.
Detailed description of the invention
Fig. 1 is a kind of explosive view of nearly bit orientation gamma measurement while-drilling instrument described in the utility model；
Fig. 2 is a kind of outside schematic diagram of nearly bit orientation gamma measurement while-drilling instrument described in the utility model；
Fig. 3 is a kind of main drill bit schematic diagram of nearly bit orientation gamma measurement while-drilling instrument described in the utility model；
Fig. 4 is a kind of circuit structure flow diagram of nearly bit orientation gamma measurement while-drilling instrument described in the utility model.
In appended drawing reference: 1, main cylinder；2, the second groove；3, gamma column；4, the second cover board；5, drill collar；6, the second thermoelectricity
Ring；7, bearing；8, sealing ring；9, circlip；10, main drill bit；11, the first cover board；12, lithium battery；13, the first groove；14, first
Thermoelectricity ring；15, third cover board；16, transmitting antenna；17, single-chip microcontroller；18, wireless transceiver；19, receiving antenna；20, support column；
21, limiting stand.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment 1
Please refer to Fig. 1-Fig. 4, a kind of nearly bit orientation gamma measurement while-drilling instrument, including main cylinder 1, gamma column 3, main brill
First 10, main cylinder 1 is provided circumferentially about the first thermoelectricity ring 14, generates pressure difference with the second thermoelectricity ring 6, main cylinder 1 is provided with above
First groove 13 holds lithium battery 12, and lithium battery 12 is provided in the first groove 13, stores electric power, is arranged above lithium battery 12
There is the first cover board 11, closes the first groove 13, be provided with the second groove 2 before main cylinder 1, hold gamma column 3, the second groove 2
It is inside provided with gamma column 3, gamma ray numerical value is acquired, the second cover board 4 is provided in front of gamma column 3, closes the second groove 2, it is main
It is provided with third cover board 15 behind cylinder 1, guarantees single-chip microcontroller 17, receiving antenna 19, acquisition electricity are provided in front of third cover board 15
Rate score is hindered, 19 side of receiving antenna is provided with wireless transceiver 18, long-range sending and receiving data and quality, 18 side of wireless transceiver
It is provided with single-chip microcontroller 17, analyzing and processing data, 17 side of single-chip microcontroller is provided with transmitting antenna 16, emits electric signal, main cylinder 1 one
Side is provided with drill collar 5, supports main drill bit 10, and drill collar 5 is provided circumferentially about the second thermoelectricity ring 6, and bearing 7 is provided in drill collar 5, protects
20 flexible rotating of support column is demonstrate,proved, support column 20 is provided in bearing 7, supports main drill bit 10,20 side of support column is provided with main brill
First 10, probing is excavated, support column 20 is provided with limiting stand 21, fixed circlip 9 far from main 10 side of drill bit, and limiting stand 21 is set above
It is equipped with circlip 9, fixed main drill bit 10.
Embodiment 2
On the basis of the above embodiments:
7 side of bearing is provided with sealing ring 8, and sealing ring 8 prevents mud from entering main cylinder 1 for sealing, sealing ring 8 with
Drill collar 5 ensure that the solid and reliable of sealing ring 8 using interference fit, interference fit.
Working principle: the rotation of main drill bit 10 carry out excavation probing, the first thermoelectricity ring 14 and the second thermoelectricity ring 6 due to bore wall
Between different friction velocity to generate heat poor, convert heat into electric energy and be stored in lithium battery 12, gamma column 3 is by acquisition
For gamma ray data transfer to single-chip microcontroller 17, the electric signal that transmitting antenna 16 emits is transferred to receiving antenna 19 by boring wall, and
The resistivity value of acquisition is transferred to single-chip microcontroller 17, is transferred at a distance after 17 analysis of single-chip microcontroller processing by wireless transceiver 18
Terminal device.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of nearly bit orientation gamma measurement while-drilling instrument, including main cylinder (1), gamma column (3), main drill bit (10), special
Sign is: the main cylinder (1) is provided circumferentially about the first thermoelectricity ring (14), and it is recessed that the main cylinder (1) is provided with first above
Slot (13), first groove (13) is interior to be provided with lithium battery (12), is provided with the first cover board above the lithium battery (12)
(11), it is provided with the second groove (2) before the main cylinder (1), is provided with the gamma column (3) in second groove (2),
It being provided with the second cover board (4) in front of the gamma column (3), the main cylinder (1) is provided with third cover board (15) below, and described the
It is provided with receiving antenna (19) in front of three cover boards (15), receiving antenna (19) side is provided with wireless transceiver (18), institute
It states wireless transceiver (18) side to be provided with single-chip microcontroller (17), single-chip microcontroller (17) side is provided with transmitting antenna (16), institute
It states main cylinder (1) side to be provided with drill collar (5), the drill collar (5) is provided circumferentially about the second thermoelectricity ring (6), the drill collar (5)
It is inside provided with bearing (7), is provided with support column (20) in the bearing (7), support column (20) side is provided with the master
Drill bit (10), the support column (20) are provided with limiting stand (21) far from main drill bit (10) side, the limiting stand (21)
It is provided with circlip (9) above.
2. a kind of nearly bit orientation gamma measurement while-drilling instrument according to claim 1, it is characterised in that: the bearing
(7) side is provided with sealing ring (8), and the sealing ring (8) and the drill collar (5) use interference fit.
3. a kind of nearly bit orientation gamma measurement while-drilling instrument according to claim 2, it is characterised in that: first heat
Electric ring (14) is embedded on the main cylinder (1), and the second thermoelectricity ring (6) is embedded on the drill collar (5).
4. a kind of nearly bit orientation gamma measurement while-drilling instrument according to claim 3, it is characterised in that: the main cylinder
(1) cylindrical, the diameter of the main drill bit (10) is greater than the diameter of the main cylinder (1).
5. a kind of nearly bit orientation gamma measurement while-drilling instrument according to claim 4, it is characterised in that: first lid
Plate (11), second cover board (4) and the third cover board (15) are bolted with the main cylinder (1) use respectively.
6. a kind of nearly bit orientation gamma measurement while-drilling instrument according to claim 5, it is characterised in that: the drill collar
(5) it is integrally formed with the main cylinder (1), the main drill bit (10) connects with the drill collar (5) plug.
7. a kind of nearly bit orientation gamma measurement while-drilling instrument according to claim 6, it is characterised in that: the single-chip microcontroller
(17) respectively with the wireless transceiver (18), the transmitting antenna (16), the gamma column (3), the lithium battery (12) and
The receiving antenna (19) using electrical connection, the lithium battery (12) respectively with the first thermoelectricity ring (14) and described second hot
Electric ring (6) uses electrical connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822201066.3U CN209228352U (en) | 2018-12-26 | 2018-12-26 | A kind of nearly bit orientation gamma measurement while-drilling instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822201066.3U CN209228352U (en) | 2018-12-26 | 2018-12-26 | A kind of nearly bit orientation gamma measurement while-drilling instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209228352U true CN209228352U (en) | 2019-08-09 |
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ID=67509238
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822201066.3U Active CN209228352U (en) | 2018-12-26 | 2018-12-26 | A kind of nearly bit orientation gamma measurement while-drilling instrument |
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| CN (1) | CN209228352U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114809939A (en) * | 2022-06-10 | 2022-07-29 | 山东万洋石油科技有限公司 | Near-bit measuring instrument with azimuth gamma measurement function |
-
2018
- 2018-12-26 CN CN201822201066.3U patent/CN209228352U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114809939A (en) * | 2022-06-10 | 2022-07-29 | 山东万洋石油科技有限公司 | Near-bit measuring instrument with azimuth gamma measurement function |
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