CN207485417U - Underground survey device - Google Patents
Underground survey device Download PDFInfo
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- CN207485417U CN207485417U CN201721254534.2U CN201721254534U CN207485417U CN 207485417 U CN207485417 U CN 207485417U CN 201721254534 U CN201721254534 U CN 201721254534U CN 207485417 U CN207485417 U CN 207485417U
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Abstract
The utility model embodiment provides a kind of underground survey device, which includes：First measures pipe nipple, measures the first engineering parameter at the nearly drill bit in underground, and the first engineering parameter includes vibration class engineering parameter and dielectric property class engineering parameter；Second measures pipe nipple, it is set to the lower section of the first measurement pipe nipple in the vertical direction, pipe nipple is measured closer to drill bit relative to first, measure the second engineering parameter at the nearly drill bit in underground, second engineering parameter includes vibration class engineering parameter and dielectric property class engineering parameter, and the first engineering parameter and the second engineering parameter are used to identify underground working.The program enriches measurement parameter type, is conducive to meet the needs of underground working identification is to underground survey parameter type；It realizes the first measurement pipe nipple and the second measurement pipe nipple respectively measures same parameters on different positions, realize the measurement of underground two point multi-parameter so that the first engineering parameter and the second engineering parameter measured can be used for identifying underground working.
Description
Technical field
The utility model is related to oil-gas exploration technical field, more particularly to a kind of underground survey device.
Background technology
With deepening continuously for international oil gas resources exploration, global Oil Gas is explored just towards new series of strata-deep layer ultra-deep
The direction of layer, new region-ocean deepwater and new type-unconventional petroleum resources is developed.Meanwhile in these deep layer bad grounds
Drilling well, some engineering problems are also increasingly prominent.Such as：(1) down-hole equipment safety problem：In the deep-well of high temperature and pressure, drilling tool
The suffered density of load is big, and downhole weight on bit, torque are difficult to control, and drilling tool is easier to be damaged.(2) hole quality problem：Deep layer
Stratum is mostly gravel layer, carbonate rock stratum, gypsum-salt bed, and thickness change is big, and prediction is difficult, complicated component.Wellbore is often associated with to collapse
It collapses, situations such as borehole wall is unstable.(3) horizontal segment drags pressure problem in horizontal well, extended reach well：Due to horizontal well drill string frictional resistance compared with
Greatly, according only to suspending weight table, it is impossible to understand the true bit pressure of drill bit.Blindly apply bit pressure, not only influence borehole size, well bore matter
Amount, and influence drilling safety.(4) drilling tool Force Calculation problem：In the wellbore, many reasons can cause down-hole equipment load
Variation.Current numerous mathematical models can not establish boundary condition because lacking underground measured data.Also because lacking underground measured data
And it is difficult to verify the accuracy of model.(5) bored shaft safety problem：Deeper formation is mostly carbonate horizon, cream rock stratum, is commonly present
The geological structures such as abnormal high pressure, gap, solution cavity can cause overflow, gas cut, leakage even blowout etc. pernicious in drilling process
Accident.The major reason for causing problem above is can not to grasp true engineering parameter at the nearly drill bit in underground.
A kind of underground engineering parameter measuring system is described in the prior art, can realize the works such as bit pressure, torque, pressure
The measurement of parameter；
The prior art also describes a kind of underground work parameter measurement while drilling device, can realize bit pressure, torque, drill string internal pressure
The measurement of power and annular pressure；
The prior art also describes a kind of shaft bottom engineering parameter measuring device, can realize bit pressure, torque, annular pressure,
The measurement of annular space temperature；
Above scheme can realize the measurement of the engineering parameters such as downhole weight on bit, torque, temperature, pressure, but there is also certain
The defects of, it specifically includes：(1) measurement parameter type is few, can not meet need of the underground working identification to underground survey parameter type
It asks；(2) only place measures above scheme on one point, and the same parameters of different location can not be measured.
Utility model content
The utility model embodiment provides a kind of underground survey device, to solve measurement parameter type in the prior art
Less, the technical issues of only place measures on one point.The device includes：First measures pipe nipple, for measuring the nearly drill bit in underground
First engineering parameter at place, first engineering parameter include vibration class engineering parameter and dielectric property class engineering parameter；Second
Pipe nipple is measured, in the vertical direction, is set to the described first lower section for measuring pipe nipple, is more connect relative to the described first measurement pipe nipple
Nearly drill bit, for measuring the second engineering parameter at the nearly drill bit in underground, wherein, second engineering parameter includes vibration class engineering
Parameter and dielectric property class engineering parameter, first engineering parameter and second engineering parameter are used to identify underground working.
In one embodiment, first engineering parameter includes：Bit pressure, torque, moment of flexure, axial vibration, oscillation crosswise,
Twisting vibration, annular space temperature, annular pressure and annular space dielectric property；Second engineering parameter includes：It is bit pressure, torque, curved
Square, axial vibration, oscillation crosswise, twisting vibration, annular space temperature, temperature, annular pressure, overpressure, annular space dielectric are special in pipe
Dielectric property in property and pipe.
In one embodiment, the first measurement pipe nipple and the second measurement pipe nipple include：First drill collar；Sensing
Device is set in first drill collar, is respectively used to measure first engineering parameter or second engineering parameter.
In one embodiment, it further includes：Pressure-bearing casing, is internally provided with the communications cable；First communication adapter, setting
It is measured in pipe nipple described first, for connecting described first communications cable for measuring pipe nipple and communication line in the pressure-bearing casing
The first end of cable；Second communication adapter is arranged on described second and measures in pipe nipple, and pipe nipple is measured for connecting described second
The second end of the communications cable and the communications cable in the pressure-bearing casing.
In one embodiment, the pressure-bearing casing includes：Battery；First communication adapter is additionally operable to connection institute
State the first end of the power cable and the power cable of battery described in the pressure-bearing casing of the first measurement pipe nipple；Described second is logical
Believe adapter, be additionally operable to connect the power cord of the described second power cable and power supply described in the pressure-bearing casing for measuring pipe nipple
The second end of cable.
In one embodiment, it further includes：Second drill collar measures pipe nipple and second measurement for connecting described first
Pipe nipple, the pressure-bearing casing are arranged in second drill collar.
In the utility model embodiment, include vibrating class engineering parameter and dielectric property by the first measurement pipe nipple measurement
First engineering parameter of class engineering parameter, meanwhile, include vibrating class engineering parameter by the second measurement pipe nipple measurement and dielectric is special
Second engineering parameter of property class engineering parameter, the first engineering parameter and the second engineering parameter enrich measurement parameter type, favorably
In meet underground working identification to underground survey parameter type the needs of；In addition, the first engineering parameter and the second engineering parameter point
It is not obtained by the first measurement pipe nipple and the second measurement pipe nipple measurement, realizes the first measurement pipe nipple and second and measure pipe nipple point
Same parameters are not measured on different positions, and then realize the measurement of underground two point multi-parameter so that are measured
To the first engineering parameter and the second engineering parameter can be used for identify underground working.
Description of the drawings
Attached drawing described herein is used to provide a further understanding of the present invention, and forms the part of the application,
The restriction to the utility model is not formed.In the accompanying drawings：
Fig. 1 is a kind of structure diagram for underground survey device that the utility model embodiment provides.
Specific embodiment
For the purpose of this utility model, technical solution and advantage is more clearly understood, with reference to embodiment and attached
Figure, is described in further details the utility model.Here, the exemplary embodiment and its explanation of the utility model are for solving
The utility model is released, but is not intended to limit the scope of the present invention.
In the utility model embodiment, a kind of underground survey device is provided, as shown in Figure 1, the device includes：
First measures pipe nipple 100, for measuring the first engineering parameter at the nearly drill bit in underground, the first engineering parameter packet
Include vibration class engineering parameter and dielectric property class engineering parameter；
Second measures pipe nipple 200, in the vertical direction, the described first lower section for measuring pipe nipple is set to, relative to described
First measures pipe nipple closer to drill bit, for measuring the second engineering parameter at the nearly drill bit in underground, wherein, the second engineering ginseng
Number includes vibrating class engineering parameter and dielectric property class engineering parameter, and first engineering parameter and second engineering parameter are used
In identification underground working.
As shown in Figure 1 it is found that in the utility model embodiment, include vibrating class engineering by the first measurement pipe nipple measurement
First engineering parameter of parameter and dielectric property class engineering parameter, meanwhile, include vibrating class work by the second measurement pipe nipple measurement
Second engineering parameter of journey parameter and dielectric property class engineering parameter, the first engineering parameter and the second engineering parameter enrich measurement
Parameter type is conducive to meet the needs of underground working identification is to underground survey parameter type；In addition, the first engineering parameter and
Two engineering parameters are obtained respectively by the first measurement pipe nipple and the second measurement pipe nipple measurement, realize the first measurement pipe nipple and the
Two measurement pipe nipples respectively measure same parameters on different positions, and then realize the survey of underground two point multi-parameter
Amount so that the first engineering parameter and the second engineering parameter measured can be used for identifying underground working.
When it is implemented, first engineering parameter can include：Bit pressure, torque, moment of flexure, axial vibration, oscillation crosswise,
The nearly drill bit engineering parameter of twisting vibration, annular space temperature, annular pressure and annular space dielectric property etc. 9；The second engineering ginseng
Number includes：Bit pressure, torque, moment of flexure, axial vibration, oscillation crosswise, twisting vibration, annular space temperature, temperature in pipe, annular pressure,
The nearly drill bit engineering parameter of dielectric property etc. 12 in overpressure, annular space dielectric property and pipe.
When it is implemented, in order to realize the measurement of first engineering parameter and second engineering parameter, in this implementation
In example, the first measurement pipe nipple and the second measurement pipe nipple include：First drill collar；Sensor is set to described first
In drill collar, it is respectively used to measure first engineering parameter or second engineering parameter.
When it is implemented, in order to realize that described first measures the communication between pipe nipple and the second measurement pipe nipple, at this
In embodiment, as shown in Figure 1, further including：Pressure-bearing casing 4, is internally provided with the communications cable；First communication adapter 101, setting
It is measured in pipe nipple described first, for connecting described first communications cable for measuring pipe nipple and communication line in the pressure-bearing casing
The first end of cable, meanwhile, play the role of sealing；Second communication adapter 201 is arranged on described second and measures in pipe nipple, uses
In the second end for connecting described second communications cable and the communications cable in the pressure-bearing casing for measuring pipe nipple, sealing is also functioned to
Effect.
When it is implemented, the pressure-bearing casing includes：Battery, the battery are underground high-temperature battery, can be that the first measurement is short
Section and second measures pipe nipple offer power supply；First communication adapter 101 is additionally operable to connect the described first electricity for measuring pipe nipple
The first end of source cable and the power cable of battery described in the pressure-bearing casing；Second communication adapter 201, is additionally operable to
Connect the second end of the described second power cable and the power cable of power supply described in the pressure-bearing casing for measuring pipe nipple.
When it is implemented, pipe nipple and the second measurement pipe nipple are measured in order to protect pressure-bearing casing and connect described first,
In the present embodiment, as shown in Figure 1, further including：Second drill collar 3 measures pipe nipple 100 and described second for connecting described first
Pipe nipple 200 is measured, the pressure-bearing casing 4 is arranged in second drill collar 3.
When it is implemented, for example, as shown in Figure 1, the first measurement pipe nipple 100 and the second measurement pipe nipple 200 wrap
The structure of the second drill collar 3 may be used in the first drill collar included.
When it is implemented, first engineering parameter and second engineering parameter can be used to identify the class of underground working
The signal time difference in type, first engineering parameter and second engineering parameter between identical parameters, available for determining underground
The position of operating mode or underground working measure pipe nipple and described first with described second and measure the distance of pipe nipple, in favor of quickly identifying
The down hole problems such as drilling well well kick, blowout, the down-hole accidents such as monitoring bit wear, drilling well fatigue, drilling well puncture.It for example, can
After identifying the type of underground working by first engineering parameter and second engineering parameter, pass through first engineering
Bit pressure, torque, moment of flexure, axial vibration, oscillation crosswise, twisting vibration, annular space temperature, ring in parameter and second engineering parameter
The signal time difference between the identical nearly drill bit engineering parameter of pneumatics power, annular space dielectric property etc. 9, for example, identical parameters are with bit pressure
For, the signal time difference in as described first engineering parameter in bit pressure and second engineering parameter between bit pressure, according to institute
State the signal time difference between identical parameters in the first engineering parameter and second engineering parameter, it may be determined that the position of underground working
It puts or underground working measures pipe nipple and described first with described second and measures the distance of pipe nipple.
When it is implemented, it is relatively fixed between the first measurement pipe nipple 100 and first communication adapter 101, work
Make that relative motion (axial movement and circumferential movement) cannot occur under state.Described first can generally be communicated by positioning pin
Adapter 101 is fixed on described first and measures on pipe nipple 100.
It is relatively fixed between the second measurement pipe nipple 200 and second communication adapter 201, it cannot under working condition
Relative motion (axial movement and circumferential movement) occurs.Described can generally be consolidated and communication adapter 201 by positioning pin
Described second is scheduled on to measure on pipe nipple 200.
First communication adapter 101 and the second communication adapter 201 are all communication adapters, and function is identical, but structure
It is different.101 axial direction one end connect pressure-bearing casing, other end sealing or installation sensor.201 axial direction one end connect
Pressure-bearing casing, other end sealing either connect measurement while drilling pipe nipple MWD or are directly connect with impulse generator.
In the utility model embodiment, include vibrating class engineering parameter and dielectric property by the first measurement pipe nipple measurement
First engineering parameter of class engineering parameter, meanwhile, include vibrating class engineering parameter by the second measurement pipe nipple measurement and dielectric is special
Second engineering parameter of property class engineering parameter, the first engineering parameter and the second engineering parameter enrich measurement parameter type, favorably
In meet underground working identification to underground survey parameter type the needs of；In addition, the first engineering parameter and the second engineering parameter point
It is not obtained by the first measurement pipe nipple and the second measurement pipe nipple measurement, realizes the first measurement pipe nipple and second and measure pipe nipple point
Same parameters are not measured on different positions, and then realize the measurement of underground two point multi-parameter so that are measured
To the first engineering parameter and the second engineering parameter can be used for identify underground working.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, the utility model embodiment can have various modifications and variations.All spirit in the utility model
Within principle, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (6)
1. a kind of underground survey device, which is characterized in that including：
First measures pipe nipple, and for measuring the first engineering parameter at the nearly drill bit in underground, first engineering parameter includes vibration
Class engineering parameter and dielectric property class engineering parameter；
Second measures pipe nipple, in the vertical direction, is set to the described first lower section for measuring pipe nipple, is measured relative to described first
Pipe nipple is closer to drill bit, for measuring the second engineering parameter at the nearly drill bit in underground, wherein, second engineering parameter includes shaking
Dynamic class engineering parameter and dielectric property class engineering parameter, first engineering parameter and second engineering parameter are used to identify well
Lower operating mode.
2. underground survey device as described in claim 1, which is characterized in that first engineering parameter includes：Bit pressure, torsion
Square, moment of flexure, axial vibration, oscillation crosswise, twisting vibration, annular space temperature, annular pressure and annular space dielectric property；
Second engineering parameter includes：Bit pressure, torque, moment of flexure, axial vibration, oscillation crosswise, twisting vibration, annular space temperature,
Dielectric property in temperature, annular pressure, overpressure, annular space dielectric property and pipe in pipe.
3. underground survey device as described in claim 1, which is characterized in that described first, which measures pipe nipple and described second, measures
Pipe nipple includes：
First drill collar；
Sensor is set in first drill collar, is respectively used to measure first engineering parameter or second engineering ginseng
Number.
4. underground survey device as claimed any one in claims 1 to 3, which is characterized in that further include：
Pressure-bearing casing, is internally provided with the communications cable；
First communication adapter is arranged on described first and measures in pipe nipple, for connecting the described first communication line for measuring pipe nipple
The first end of cable and the communications cable in the pressure-bearing casing；
Second communication adapter is arranged on described second and measures in pipe nipple, for connecting the described second communication line for measuring pipe nipple
The second end of cable and the communications cable in the pressure-bearing casing.
5. underground survey device as claimed in claim 4, which is characterized in that the pressure-bearing casing includes：
Battery；
First communication adapter is additionally operable to connect the described first power cable for measuring pipe nipple and institute in the pressure-bearing casing
State the first end of the power cable of battery；
Second communication adapter is additionally operable to connect the described second power cable for measuring pipe nipple and institute in the pressure-bearing casing
State the second end of the power cable of power supply.
6. underground survey device as claimed in claim 4, which is characterized in that further include：
Second drill collar measures pipe nipple and the second measurement pipe nipple for connecting described first, and the pressure-bearing casing is arranged on institute
It states in the second drill collar.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721254534.2U CN207485417U (en) | 2017-09-27 | 2017-09-27 | Underground survey device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721254534.2U CN207485417U (en) | 2017-09-27 | 2017-09-27 | Underground survey device |
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| Publication Number | Publication Date |
|---|---|
| CN207485417U true CN207485417U (en) | 2018-06-12 |
Family
ID=62482699
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721254534.2U Active CN207485417U (en) | 2017-09-27 | 2017-09-27 | Underground survey device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107448187A (en) * | 2017-09-27 | 2017-12-08 | 中国石油大学(北京) | Underground survey device |
| CN108979625B (en) * | 2018-07-24 | 2021-05-14 | 中国石油大学(北京) | Radial well track measuring device and system |
-
2017
- 2017-09-27 CN CN201721254534.2U patent/CN207485417U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107448187A (en) * | 2017-09-27 | 2017-12-08 | 中国石油大学(北京) | Underground survey device |
| CN107448187B (en) * | 2017-09-27 | 2023-11-17 | 中国石油大学(北京) | Underground measuring device |
| CN108979625B (en) * | 2018-07-24 | 2021-05-14 | 中国石油大学(北京) | Radial well track measuring device and system |
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