CN217421143U - Relative position detection device for GT4-G - Google Patents
Relative position detection device for GT4-G Download PDFInfo
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- CN217421143U CN217421143U CN202120897872.8U CN202120897872U CN217421143U CN 217421143 U CN217421143 U CN 217421143U CN 202120897872 U CN202120897872 U CN 202120897872U CN 217421143 U CN217421143 U CN 217421143U
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- precession
- mounting box
- relative position
- fixedly connected
- sliding
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Abstract
The utility model discloses a relative position detection device for GT4-G, including a drilling guide device main body and a supporting block, the outer surface of the drilling guide device main body is fixedly provided with a light induction strip, the outer surface of the supporting block is fixedly connected with a precession device, the precession device comprises a mounting box, the inner surface of the mounting box is provided with a chute, the inner surface of the chute is connected with a slide block in a sliding way, the end part of the slide block is fixedly connected with a telescopic column, the outer surface of the telescopic column is provided with a rotating tube, the outer surface of the rotating tube is provided with a limit groove, the inner surface of the limit groove is connected with the outer surface of the slide block in a sliding way, laser light emitted by a laser is transmitted to the light induction strip and is transmitted to a control room, and the position between GT4-G and the precession guide device can be rapidly analyzed through information comparison, and the plurality of detection light spots enable the device to be more accurate in position analysis.
Description
Technical Field
The utility model relates to a drilling rig rotary steering technical field, concretely relates to a relative position detects uses detection device for GT 4-G.
Background
The task of drilling a borehole from the surface using mechanical equipment or manpower is called drilling. Generally refers to the engineering of drilling boreholes and large diameter water-supply wells for the exploration or exploitation of liquid and gaseous minerals such as oil, gas, and the like. The drilling well is widely applied to national economic construction, and the rotary disc drilling well is widely used in oil (gas) fields in China at present. The main equipment comprises a derrick, an operation platform, a diesel engine, a drilling rig, a drilling tool, a slurry pump, a generator, test equipment, a fuel oil tank, a boiler and the like;
when the precession guider is used for precession guiding drilling, the device can possibly move relative position, when the precession guider is used for monitoring the relative position, the precession guider is conveniently controlled, and the higher accuracy of the precession guider in guiding and drilling is ensured, so that the detecting device for detecting the relative position of GT4-G is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a relative position detects uses detection device for GT4-G, the relative change of GT4-G at precession direction in-process position is monitored to the accuracy, improves rotary guide's the precision that turns to.
The utility model discloses a following technical scheme realizes:
a relative position detection device for GT4-G comprises a drilling guide device main body, wherein the drilling guide device main body comprises a mud flow through pipe with a front end in threaded connection, in the drilling guide process, mud enters a flow limiting device through the mud flow through pipe, and pulse waves are generated by pressure changes caused by pressure pulses generated when the mud flows through the flow limiting device, the outer wall of the mud flow through pipe is rotatably connected with an outer sleeve pipe, the outer sleeve pipe is rotatably connected with the mud flow through pipe, in the rotating process of the outer sleeve pipe, a relative fixed structure is arranged between the mud pipe and geology, the outer sleeve pipe comprises a helical blade opposite to the rotating direction of the drilling guide device main body and a plurality of filter holes axially arranged on the surface of the helical blade, the helical blade is in fit rotation with the inner wall of the mud flow through pipe, the helical blade in fit rotation with the inner wall of the outer sleeve pipe is arranged in the outer sleeve pipe, therefore, in the rotating process of the outer sleeve, the helical blades and the outer sleeve rotate reversely, large particles are separated at the outer end under the action of the filter holes, the helical blades rotate reversely relative to the main body of the drilling guide device, the large particles are discharged by the helical blades all the time, and meanwhile, mud enters the mud flow pipe through the filter holes.
As an optimal technical scheme of the utility model, the length of spout is the half of the height of mounting box, the size of spout and the big or small looks adaptation of slider.
As an optimal technical scheme of the utility model, expanding spring's quantity is two, two expanding spring uses the vertical central line of mounting box to arrange as the axial symmetry.
As an optimized technical solution of the present invention, the number of the precession devices is a plurality of, a plurality of the precession devices are uniformly distributed on the outer surface of the supporting block.
As a preferred technical scheme of the utility model, the inside fixed mounting of light response strip has the outlet pipe, the apopore has been seted up to the surface of light response strip.
As an optimal technical scheme of the utility model, the spacing groove is the arc setting, the length of spacing groove is eight times at zero point of the mouth of pipe diameter of rotating-tube.
The specific implementation mode is as follows:
when the precession director is through long-time drilling operation, when carrying out relative position monitoring to the precession director, the laser ray that the laser instrument sent conveys on the light response strip, because the inside of light response strip is covered with monitoring light spot, and after different detection light spot received laser ray's stimulus, every signal that arouses that detects the light spot is different, carry the control room, through information comparison, can analyze rapidly out the position between GT4-G and the precession director, and a plurality of detection light spots make the device more accurate when carrying out position analysis.
The laser instrument sets up the inside at the mounting box, the starter motor, the rotation of motor drives the rotation of rotating-tube, when the rotating-tube pivoted, the spacing groove of rotating-tube surface promotes the slider, and the slider is because the limited action of spout, the removal of vertical direction is done all the time, make flexible post do the removal of vertical direction, and drive the laser instrument and carry out the removal of vertical direction, outwards promote the laser instrument, and it is longer than the laser instrument to support the board, it supports the baffle to support the board, outwards promote the baffle, spill the laser instrument, and send laser to the light sensor and arouse the signal, otherwise, withdraw the laser instrument, protection laser instrument that can be better, prevent that the laser instrument from damaging at the precession direction in-process.
When supporting the board and supporting the outside promotion of baffle, the baffle extension spring fills can to extension spring, and when monitoring information accomplished, the laser instrument returned the inside of mounting box, because extension spring's energy release, pulling baffle, the baffle is automatic to be retrieved, seals the mounting box, and the prevention device is at the falling into of precession direction in-process debris and mud, has guaranteed the precision of device.
Compared with the prior art, the utility model, following advantage and beneficial effect have:
1. the utility model utilizes the laser and the light sensing strip, the laser light emitted by the laser is transmitted to the light sensing strip and is transmitted to the control room, the position between GT4-G and the precession guider can be analyzed rapidly through information comparison, and the plurality of detection light spots make the device more accurate when analyzing the position;
2. the utility model discloses a mounting box and motor when protecting the laser instrument, improve the information transmission's of laser efficiency.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic view of the installation structure of the present invention;
FIG. 2 is a schematic view of the support block and the mounting box;
FIG. 3 is a schematic view of the motor and the rotating tube;
fig. 4 is a schematic view of the mounting box and the chute.
Reference numbers and corresponding part names in the drawings:
1-a drilling guide device body, 2-a supporting block, 3-a light sensing strip, 4-a precession device, 5-a mounting box, 6-a sliding chute, 7-a sliding block, 8-a telescopic column, 9-a rotating pipe, 10-a limiting groove, 11-a motor, 12-a resisting plate, 13-a laser, 14-a baffle and 15-a telescopic spring.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the following examples and drawings, and the exemplary embodiments and descriptions thereof of the present invention are only used for explaining the present invention, and are not intended as limitations of the present invention.
The embodiment is as follows:
as shown in fig. 1 to 4, the present embodiment includes a drilling guide device body 1 and a supporting block 2, a light sensing strip 3 is fixedly installed on an outer surface of the drilling guide device body 1, a precession device 4 is fixedly connected to an outer surface of the supporting block 2, the precession device 4 includes a mounting box 5, a sliding groove 6 is formed in an inner surface of the mounting box 5, a sliding block 7 is slidably connected to an inner surface of the sliding groove 6, a telescopic column 8 is fixedly connected to an end portion of the sliding block 7, a rotating tube 9 is arranged on an outer surface of the telescopic column 8, a limiting groove 10 is formed in an outer surface of the rotating tube 9, an inner surface of the limiting groove 10 is slidably connected to an outer surface of the sliding block 7, a motor 11 is fixedly connected to a top portion of the rotating tube 9, a supporting plate 12 is fixedly connected to a bottom portion of the telescopic column 8, a laser 13 is fixedly installed in a middle portion of a bottom portion of the telescopic column 8, a baffle 14 is hinged to a bottom portion of the mounting box 5, a telescopic spring 15 is fixedly connected to the baffle 14 and an inner surface of the mounting box 5, when the precession director is when long-time drilling operation, when carrying out relative position monitoring to the precession director, the laser ray that laser instrument 13 sent conveys on light response strip 3, because the inside of light response strip 3 is covered with monitoring light spot, and different detection light spot receives laser ray's stimulus back, the signal that arouses of every detection light spot is different, carry the control room, through information comparison, can analyze out the position between GT4-G and the precession director rapidly, and a plurality of detection light spots make the device more accurate when carrying out position analysis.
In other embodiments, the length of the sliding groove 6 is half of the height of the mounting box 5, and the size of the sliding groove 6 is matched with that of the sliding block 7.
In other embodiments, the number of the extension springs 15 is two, and the two extension springs 15 are arranged in an axisymmetric manner with respect to a vertical center line of the mounting box 5.
In other embodiments, the number of the precession means 4 is several, and several precession means 4 are uniformly distributed on the outer surface of the supporting block 2.
In other embodiments, a water outlet pipe is fixedly installed inside the light sensing strip 3, and a water outlet hole is formed in the outer surface of the light sensing strip 3.
In other embodiments, the limiting groove 10 is disposed in an arc shape, and the length of the limiting groove 10 is eight times the diameter of the pipe orifice of the rotating pipe 9.
The specific implementation mode is as follows:
when precession director is when long-time drilling operation, when carrying out relative position monitoring to precession director, laser light that laser instrument 13 sent conveys on light response strip 3, because the inside of light response strip 3 is covered with monitoring light spot, and the detection light spot of difference receives laser light's amazing back, the signal that arouses of every detection light spot is different, carry the control room, through information comparison, can analyze out the position between GT4-G and the precession director rapidly, and a plurality of detection light spots make the device more accurate when carrying out position analysis, the water that the apopore came out can wash light response strip 3, the monitoring accuracy of device has been guaranteed.
When the resisting plate 12 is propped against the baffle 14 to push outwards, the baffle 14 stretches the telescopic spring 15 to charge the telescopic spring 15, and when monitoring information is completed, the laser 13 returns to the inside of the mounting box 5, and due to the energy release of the telescopic spring 15, the baffle 14 is pulled, the baffle 14 is automatically recovered, the mounting box 5 is sealed, impurities and slurry in the screwing guide process are prevented from falling into the device, and the accuracy of the device is guaranteed.
The above-mentioned embodiments further describe the objects, technical solutions and advantages of the present invention in detail, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (6)
1. A sensing device for relative position sensing of a GT4-G, comprising a drill guide body (1) and a support block (2), characterized by: the outer surface of the well drilling guide device body (1) is fixedly provided with a light sensing strip (3), and the outer surface of the supporting block (2) is fixedly connected with a precession device (4);
the precession device (4) comprises a mounting box (5), the inner surface of the mounting box (5) is provided with a sliding groove (6), the inner surface of the sliding chute (6) is connected with a sliding block (7) in a sliding way, the end part of the sliding block (7) is fixedly connected with a telescopic column (8), a rotating pipe (9) is arranged on the outer surface of the telescopic column (8), a limit groove (10) is arranged on the outer surface of the rotating pipe (9), the inner surface of the limit groove (10) is connected with the outer surface of the sliding block (7) in a sliding way, the top of the rotating tube (9) is fixedly connected with a motor (11), the bottom of the telescopic column (8) is fixedly connected with a resisting plate (12), the middle part of the bottom of the telescopic column (8) is fixedly provided with a laser (13), the bottom of the mounting box (5) is hinged with a baffle (14), and the baffle (14) and the inner surface of the mounting box (5) are fixedly connected with a telescopic spring (15).
2. A detection apparatus for detecting a relative position of a GT4-G according to claim 1, wherein: the length of the sliding groove (6) is half of the height of the mounting box (5), and the size of the sliding groove (6) is matched with that of the sliding block (7).
3. A detection apparatus for detecting a relative position of a GT4-G according to claim 1, wherein: the number of the telescopic springs (15) is two, and the two telescopic springs (15) are arranged in an axisymmetric mode by taking the vertical central line of the mounting box (5) as an axis.
4. A detection apparatus for detecting a relative position of a GT4-G according to claim 1, wherein: the number of the precession devices (4) is a plurality, and the plurality of the precession devices (4) are uniformly distributed on the outer surface of the supporting block (2).
5. A detection apparatus for detecting a relative position of a GT4-G according to claim 1, wherein: the inside fixed mounting of light response strip (3) has the outlet pipe, the apopore has been seted up to the surface of light response strip (3).
6. A detection apparatus for detecting a relative position of GT4-G according to claim 1, wherein: the limiting groove (10) is arranged in an arc shape, and the length of the limiting groove (10) is eight times of the diameter of the pipe orifice of the rotating pipe (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120897872.8U CN217421143U (en) | 2021-04-28 | 2021-04-28 | Relative position detection device for GT4-G |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120897872.8U CN217421143U (en) | 2021-04-28 | 2021-04-28 | Relative position detection device for GT4-G |
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| Publication Number | Publication Date |
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| CN217421143U true CN217421143U (en) | 2022-09-13 |
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| CN202120897872.8U Active CN217421143U (en) | 2021-04-28 | 2021-04-28 | Relative position detection device for GT4-G |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117268992A (en) * | 2023-10-17 | 2023-12-22 | 江苏华尔威科技集团有限公司 | Drilling casing pipe produced liquid high-precision measuring and monitoring device |
-
2021
- 2021-04-28 CN CN202120897872.8U patent/CN217421143U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117268992A (en) * | 2023-10-17 | 2023-12-22 | 江苏华尔威科技集团有限公司 | Drilling casing pipe produced liquid high-precision measuring and monitoring device |
| CN117268992B (en) * | 2023-10-17 | 2024-04-12 | 江苏华尔威科技集团有限公司 | Drilling casing pipe produced liquid high-precision measuring and monitoring device |
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