CN216008478U - Gyro inclination measuring device for shaft drilling machine - Google Patents
Gyro inclination measuring device for shaft drilling machine Download PDFInfo
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- CN216008478U CN216008478U CN202122519828.6U CN202122519828U CN216008478U CN 216008478 U CN216008478 U CN 216008478U CN 202122519828 U CN202122519828 U CN 202122519828U CN 216008478 U CN216008478 U CN 216008478U
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- gyroscope
- drilling rod
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Abstract
The utility model provides a top deviational survey device for shaft drill, including drilling rod (1), leading truck (2), gravity accelerometer and gyroscope (3), leading truck (2) are two sets of, vertical connection drilling rod (2) between two sets of leading trucks (2), install gravity accelerometer in drilling rod (2), gyroscope (3) have been cup jointed to drilling rod (2) interlude. The utility model discloses a gravity accelerometer and gyroscope equipment are used for drilling deviational survey to use with the rig cooperation, in the drilling process, measure drilling direction, position at any time, improved the tunnelling quality of shaft drill; the utility model discloses when detecting the skew, rectify immediately to can ensure high-quality drilling. The utility model discloses a top deviational survey device for shaft drilling machine can fundamentally solve technical problem such as drilling bending, drift.
Description
Technical Field
The utility model relates to a rig drilling inclinometry technical field, in particular to top deviational survey device for shaft drilling machine.
Background
In the construction of the drilling holes in the petroleum and coal industries, because the depth of the drilling holes is large (sometimes hundreds of meters or thousands of meters), the rock stratum medium passed by the drilling holes is complex to change, the drilling holes are easy to bend and drift during the construction, sometimes the actual positions of the drilling holes are greatly different from the designed positions, the engineering quality is seriously influenced, and the drilling holes are the technical problems which cannot be well solved in the industries all the time. The conventional logging mode in a vertical shaft drilling machine is ultrasonic logging, in the ultrasonic logging process, a drilling tool is firstly pulled down for measurement, specified requirements are provided for mud parameters, and if the requirements are not met, the mud is required to be modulated.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model aims at providing a top deviational survey device for shaft drill is used for the drilling deviational survey through gravity accelerometer and gyroscope equipment to use with the rig cooperation, at the drilling in-process, measure drilling direction, position at any time, improved shaft drill's tunnelling quality.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the utility model provides a top deviational survey device for shaft drill, includes drilling rod, leading truck, gravity accelerometer and gyroscope, the leading truck is two sets of, vertical connection drilling rod between two sets of leading trucks, install gravity accelerometer in the drilling rod, the gyroscope has been cup jointed to the drilling rod interlude.
Furthermore, the guide frame includes guide plate and shell fragment, the guide plate is two, connects through a plurality of shell fragments between two guide plates.
Furthermore, the guide plate is of a circular structure, a plurality of thread mounting holes are uniformly formed in the edge of the guide plate, and two ends of each elastic sheet are mounted at the edge of the guide plate through screws.
Furthermore, the center of the guide sheet is provided with a mounting hole which is correspondingly matched with the drill rod.
Furthermore, evenly be equipped with a plurality of water droplet type through-holes on the guide vane, the edge evenly is equipped with a plurality of arc breachs.
Furthermore, the guide sheet is a bakelite plate.
Furthermore, the gravity accelerometer and the gyroscope are connected with a winch and an aboveground instrument through cable assemblies, the winch is used for lowering the gyroscope and the cable assemblies, and the aboveground instrument is used for measuring and displaying lowering depth and azimuth deviation.
Has the advantages that: the utility model discloses a gravity accelerometer and gyroscope equipment are used for drilling deviational survey to use with the rig cooperation, in the drilling process, measure drilling direction, position at any time, improved the tunnelling quality of shaft drill; the utility model discloses when detecting the skew, rectify immediately to can ensure high-quality drilling. The utility model discloses a top deviational survey device for shaft drilling machine can fundamentally solve technical problem such as drilling bending, drift. The utility model can reduce the working procedures, shorten the logging time, further reduce the auxiliary operation time integrally and improve the efficiency; the utility model discloses can reduce the recruitment volume, reduce intensity of labour, for the ultrasonic logging, reduce the logging cost to security, maneuverability of logging process have been improved.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic structural diagram of a gyro inclination measuring device for a shaft drilling machine according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a guide vane of a gyro inclination measuring device for a shaft drilling machine according to an embodiment of the present invention;
fig. 3 is a schematic view of an application state principle of a gyro inclination measuring device for a shaft drilling machine according to an embodiment of the present invention.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Example 1
Referring to FIGS. 1-3: the utility model provides a top deviational survey device for shaft drill, includes drilling rod 1, leading truck 2, gravity accelerometer and gyroscope 3, leading truck 2 is two sets of, vertical connection drilling rod 1 between two sets of leading trucks 2, install gravity accelerometer in the drilling rod 1, gyroscope 3 has been cup jointed to 1 interlude of drilling rod.
This embodiment forms the centralizer through gravity accelerometer and gyroscope cooperation drilling rod and leading truck assembly, and the end of drilling rod can be used with the rig cooperation and stretch into in the drilling, can be used to the drilling deviational survey, at the drilling in-process, measures drilling direction, position at any time, has improved the tunnelling quality of shaft rig.
In a specific example, the guide frame 2 includes two guide pieces 21 and elastic pieces 22, and the two guide pieces 21 are connected through the elastic pieces 22.
It should be noted that, two guide plates of this embodiment are just to parallel arrangement at a certain distance apart, connect through a plurality of shell fragments between two guide plates, improve the measuring accuracy.
In a specific example, the guide plate 21 is a circular structure, a plurality of threaded mounting holes 211 are uniformly formed in the edge, and both ends of each elastic sheet 22 are mounted at the edge of the guide plate 21 through screws.
The leading truck of this embodiment connects through the screw, easily assembles and dismantles, convenient maintenance and transportation.
In a specific example, the guide plate 21 is provided with a mounting hole 212 at the center for corresponding engagement with the drill rod 1.
In a specific example, the guiding plate 21 is uniformly provided with a plurality of water drop type through holes 213, and the edge is uniformly provided with a plurality of arc-shaped notches 214.
The water droplet type through hole and the arc-shaped notch of the embodiment can be used for measuring in a drilling hole, so that ventilation is easy, the weight of the guide frame is reduced, and the measuring stability is improved.
In a specific example, the guide piece 21 is a bakelite plate.
The bakelite plate can ensure the strength of the guide sheet, reduce the weight and improve the stability of guiding and measuring.
In a specific example, the gravity accelerometer and the gyroscope 3 are connected with a winch 5 and a borehole instrument 6 through a cable assembly 4, the winch 5 is used for lowering the gyroscope 3 and the cable assembly 4, and the borehole instrument 6 is used for measuring and displaying the lowering depth and azimuth deviation.
Referring to fig. 3, the gyro inclinometer for the shaft drilling machine of the embodiment is installed by matching with a wellhead frame, is used by matching with the drilling machine in a drill hole, and is connected with a winch and an uphole instrument through a cable assembly, so that the descending depth and azimuth deviation can be measured and displayed; when an offset is detected, the drill can be immediately corrected according to the prompt, so that high-quality drilling can be ensured.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a top deviational survey device for shaft drill, its characterized in that, includes drilling rod (1), leading truck (2), gravity accelerometer and gyroscope (3), leading truck (2) are two sets of, vertical connection drilling rod (1) between two sets of leading trucks (2), install gravity accelerometer in drilling rod (1), gyroscope (3) have been cup jointed in drilling rod (1) interlude.
2. The gyroscopic inclination measuring device for a shaft drill according to claim 1, wherein the guide frame (2) comprises two guide pieces (21) and elastic pieces (22), and the two guide pieces (21) are connected through the elastic pieces (22).
3. The gyroscopic inclination measuring device for the shaft drilling machine according to claim 2, wherein the guide plate (21) is of a circular structure, a plurality of threaded mounting holes (211) are uniformly formed in the edge of the guide plate, and both ends of each elastic sheet (22) are mounted on the edge of the guide plate (21) through screws.
4. Gyroscopic inclination device for a shaft drill according to claim 2, characterised in that the centre of the guide plate (21) is provided with a mounting hole (212) for corresponding engagement with the drill rod (1).
5. Gyroscopic inclination measuring device for a shaft drill according to claim 2, characterised in that the guide plate (21) is provided with a plurality of drop-shaped through holes (213) and a plurality of arc-shaped notches (214).
6. Gyroscopic inclination device for a shaft drill according to claim 2, characterised in that the guide blades (21) are bakelite plates.
7. Gyroscopic inclinometer according to claim 1, for a shaft drilling rig, characterized in that the said gravity accelerometer and gyroscope (3) are connected to a winch (5) and a surface unit (6) via a cable assembly (4), the said winch (5) being used to lower the gyroscope (3) and the cable assembly (4), and the said surface unit (6) being used to measure and display the lowering depth and azimuth deviation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122519828.6U CN216008478U (en) | 2021-10-19 | 2021-10-19 | Gyro inclination measuring device for shaft drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122519828.6U CN216008478U (en) | 2021-10-19 | 2021-10-19 | Gyro inclination measuring device for shaft drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216008478U true CN216008478U (en) | 2022-03-11 |
Family
ID=80522580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122519828.6U Active CN216008478U (en) | 2021-10-19 | 2021-10-19 | Gyro inclination measuring device for shaft drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216008478U (en) |
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2021
- 2021-10-19 CN CN202122519828.6U patent/CN216008478U/en active Active
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