CN220849654U - Near-bit cross-screw wireless transmission receiving nipple - Google Patents
Near-bit cross-screw wireless transmission receiving nipple Download PDFInfo
- Publication number
- CN220849654U CN220849654U CN202322503028.4U CN202322503028U CN220849654U CN 220849654 U CN220849654 U CN 220849654U CN 202322503028 U CN202322503028 U CN 202322503028U CN 220849654 U CN220849654 U CN 220849654U
- Authority
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- China
- Prior art keywords
- receiving
- bin
- nipple
- receiving coil
- circuit board
- Prior art date
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Links
- 210000002445 nipple Anatomy 0.000 title claims abstract description 51
- 230000005540 biological transmission Effects 0.000 title claims abstract description 23
- 238000007789 sealing Methods 0.000 claims description 5
- 238000005553 drilling Methods 0.000 description 7
- 238000005259 measurement Methods 0.000 description 7
- 238000002955 isolation Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000005056 cell body Anatomy 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010892 electric spark Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Landscapes
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The utility model relates to a near-bit cross-screw wireless transmission receiving nipple, which comprises a nipple body, a receiving assembly and a receiving and transmitting mechanism, wherein the receiving assembly is connected with the nipple body through a connecting rod; the inner part of the center of the short joint body is provided with a mud channel, the outer wall of the short joint body is provided with a plurality of functional bins, wherein the plurality of functional bins at least comprise a receiving coil circuit board bin and a power supply bin, and bin covers are arranged at the openings of the plurality of functional bins; the receiving component is fixedly sleeved on the outer side of the top end of the short joint body and is used for receiving signals; the receiving and transmitting mechanism comprises a plurality of components corresponding to the functional bins, and the components are installed in the corresponding functional bins. The utility model is an integral body, the components are arranged in the bin body on the surface of the pup joint, the channel inside the pup joint is not influenced, the operation of other components is not interfered, and the integral stability of the pup joint operation is ensured.
Description
Technical Field
The utility model relates to the technical field of petroleum drilling, in particular to a near-bit cross-screw wireless transmission receiving nipple.
Background
In recent years, development of engineering parameter measuring tools at near-bit positions is continuously carried out in China, and the measured engineering parameters of near-bit positions in the pit can be utilized to effectively monitor the movement states of underground fluid and a drill stem, so that underground accidents are prevented; because domestic relevant instrument research and development is not enough, and near bit regional operating mode is abominable, and measuring tool receives the operating mode influence, near bit department measured data is difficult to stably upload to ground in real time, leads to ground personnel unable in time to acquire live data in the pit, and then influences the operation effect.
In the patent document with the prior patent publication number of CN106223937B, a receiving device suitable for wireless short transmission of a near-bit in a well is disclosed, and an electric isolation drill collar and an inner electric isolation short cylinder of the receiving device of the device have electric isolation functions; the insulating nipple in the electric isolation drill collar and the inner electric isolation short tube are not detachable, so that the requirements of underground high torque and high pressure tightness can be met; meanwhile, the electric connection structure of the lantern centralizer does not influence the salvagability characteristic of the footer key type MWD system.
However, when the device is actually operated, the parts such as the switching cylinder, the shock absorber, the battery nipple, the compression-resistant cylinder, the switching cylinder and the like are arranged in the mud channel, so that the trafficability of the mud channel is greatly influenced, and the normal operation of other structures such as a power drilling tool and a drill bit below the nipple is disturbed, so that the operation effect is poor.
Disclosure of utility model
In view of the above, it is necessary to provide a near-bit cross-screw wireless transmission receiving nipple for solving the technical problem of poor trafficability of a nipple mud channel in the prior art.
The utility model provides a near-bit cross-screw wireless transmission receiving nipple, which comprises a nipple body, a receiving assembly and a receiving and transmitting mechanism, wherein the receiving assembly is connected with the nipple body;
The inner part of the center of the short joint body is provided with a mud channel, the outer wall of the short joint body is provided with a plurality of functional bins, wherein the plurality of functional bins at least comprise a receiving coil circuit board bin and a power supply bin, and bin covers are arranged at the openings of the plurality of functional bins;
The receiving component is fixedly sleeved on the outer side of the top end of the short joint body and is used for receiving signals;
The receiving and transmitting mechanism comprises a plurality of components corresponding to the functional bins, and the components are installed in the corresponding functional bins.
In some embodiments, the receiving component comprises a receiving coil, an end cover and a wear-resistant belt, the end cover is arranged at the top of the receiving coil, the wear-resistant belt is arranged at the bottom of the receiving coil, and the receiving coil, the end cover and the wear-resistant belt are fixedly sleeved outside the top end of the short joint body.
In some embodiments, a wire connection groove is formed in one axial side of the wear-resistant belt, a groove cover is arranged at an opening of the wire connection groove, and a receiving coil circuit board bin is arranged close to one side of the wire connection groove.
In some embodiments, two of the power bins are disposed one hundred twenty degrees circumferentially spaced on either side of the receiver coil circuit board bin.
In some embodiments, an axial wire passing hole is formed in the nipple body, a circumferential wire passing hole is formed between the two power supply bins and the receiving coil circuit board bin, and a plurality of wire passing holes are all used for laying wires for connecting components.
In some embodiments, the receiving coil circuit board bin and the power supply bin are both rectangular in shape.
In some embodiments, the components include a receiving coil circuit board and a power supply, the receiving coil circuit board is disposed inside the receiving coil circuit board compartment, and the power supply is disposed inside the power supply compartment.
In some embodiments, the wiring groove is cross-shaped, and the wiring groove is used for placing the connector of the receiving coil and the corresponding circuit board.
In some embodiments, the bin cover comprises a receiving coil circuit board bin cover plate and a power bin cover plate, wherein the receiving coil circuit board bin cover plate is tightly embedded at the opening of the receiving coil circuit board bin, and the power bin cover plate is tightly embedded at the opening of the power bin.
In some embodiments, sealing rings are arranged between the receiving coil circuit board bin cover plate, the power supply bin cover plate and the corresponding bin body.
Compared with the prior art, the near-bit cross-screw wireless transmission receiving nipple provided by the utility model has the following beneficial effects: the short joint body is arranged between the MWD and the power drilling tool, then the cross-screw wireless communication based on the dipole antenna is transmitted, the measurement data from the near-bit position is received, and the measurement data is timely fed back to the ground through the MWD communication, so that the obtained measurement data is more accurate and reliable; further, this nipple joint is an integer, and the components and parts are installed in the storehouse of nipple joint surface is internal, does not influence the inside passageway of nipple joint, does not interfere the operation of other parts, has guaranteed the overall stability of nipple joint operation.
The foregoing description is only an overview of the present utility model, and is intended to provide a better understanding of the present utility model, as it is embodied in the following description, with reference to the preferred embodiments of the present utility model and its details set forth in the accompanying drawings. Specific embodiments of the present utility model are given in detail by the following examples and the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model and do not constitute a limitation on the utility model. In the drawings:
fig. 1 is a perspective view of a near-bit cross-screw wireless transmission receiving nipple provided by the utility model;
Fig. 2 is a circumferential 120-degree view of a near-bit cross-screw wireless transmission receiving nipple provided by the utility model;
Fig. 3 is a circumferential 120-degree cross-sectional view of a near-bit cross-screw wireless transmission receiving nipple provided by the utility model;
Fig. 4 is a cross-sectional view of a near-bit cross-screw wireless transmission receiving nipple provided by the utility model.
The reference numerals are as follows:
100. A nipple body; 110. a slurry channel; 120. a functional bin; 121. a receiving coil circuit board bin; 122. a power supply bin; 130. a bin cover; 131. receiving coil circuit board bin cover plate; 132. a power supply bin cover plate; 140. axial wire passing holes; 150. a circumferential via hole; 200. a receiving assembly; 210. a receiving coil; 220. an end cap; 230. wear-resistant belt; 231. wiring grooves; 232. a slot cover; 300. a receiving and transmitting mechanism; 310. a component; 311. a receiving coil circuit board; 312. a power supply; 400. and (3) sealing rings.
Detailed Description
The following detailed description of preferred embodiments of the utility model is made in connection with the accompanying drawings, which form a part hereof, and together with the description of the embodiments of the utility model, are used to explain the principles of the utility model and are not intended to limit the scope of the utility model.
Referring to fig. 1-4, the present utility model provides a near-bit cross-screw wireless transmission receiving nipple, which comprises a nipple body 100, a receiving assembly 200 and a receiving mechanism 300;
The inner part of the center of the short joint body 100 is provided with a mud channel 110, the outer wall of the short joint body 100 is provided with a plurality of functional bins 120, wherein the plurality of functional bins 120 at least comprise a receiving coil circuit board bin 121 and a power supply bin 122, and the openings of the plurality of functional bins 120 are provided with bin covers 130;
the receiving component 200 is fixedly sleeved on the outer side of the top end of the nipple body 100 and is used for receiving signals;
The receiving and transmitting mechanism 300 comprises a plurality of components 310 corresponding to the functional bins 120, and the components 310 are installed in the corresponding functional bins 120.
The top end and the bottom end of the nipple body 100 are respectively connected with the MWD and the power drilling tool in a threaded manner, and the receiving assembly 200 is positioned near the end of the power drilling tool and is used for receiving measurement data transmitted by the lower component 310 and transmitting the measurement data to the MWD; further, the nipple body 100 is an integral body, and the components 310 are arranged in the functional bin 120 on the surface of the nipple, so that the channels inside the nipple are not influenced, the operation of other components is not interfered, and the operation effect is ensured;
In order to specifically implement the function of the receiving assembly 200, please refer to fig. 1-4, the receiving assembly 200 includes a receiving coil 210, an end cover 220 and a wear-resistant belt 230, the end cover 220 is disposed at the top of the receiving coil 210, the wear-resistant belt 230 is disposed at the bottom of the receiving coil 210, and the receiving coil 210, the end cover 220 and the wear-resistant belt 230 are all fixedly sleeved outside the top end of the nipple body 100.
During operation, end cap 220 may be sufficiently secured to protect receiver coil 210;
wherein, one axial side of the wear-resistant belt 230 is provided with a wiring groove 231, and the opening of the wiring groove 231 is provided with a groove cover 232;
Wherein the receiving coil circuit board housing 121 is disposed closely to one side of the wiring groove 231.
Wherein, two power bins 122 are arranged at the circumferential intervals of one hundred twenty degrees at both sides of the receiving coil circuit board bin 121.
The inner part of the short joint body 100 is provided with an axial wire passing hole 140, a circumferential wire passing hole 150 is arranged between the two power supply bins 122 and the receiving coil circuit board bin 121, and a plurality of wire passing holes are used for laying wires for connecting components 310;
wherein, the plurality of wire passing holes can be processed by adopting an electric spark processing mode;
Wherein, receiving coil circuit board storehouse 121 and power storehouse 122 are rectangle form all.
The component 310 includes a receiving coil circuit board 311 and a power supply 312, the receiving coil circuit board 311 is disposed in the receiving coil circuit board bin 121, and the power supply 312 is disposed in the power supply bin 122;
in actual operation, the plurality of components 310 can select an applicable model according to the actual operation condition;
The wiring groove 231 is cross-shaped, and the wiring groove 231 is used for placing connectors of the receiving coil 210 and a corresponding circuit board.
The bin cover 130 includes a receiving coil circuit board bin cover 131 and a power bin cover 132, the receiving coil circuit board bin cover 131 is tightly embedded in an opening of the receiving coil circuit board bin 121, and the power bin cover 132 is tightly embedded in an opening of the power bin 122.
Wherein, all be equipped with sealing washer 400 between receiving coil circuit board storehouse apron 131, power storehouse apron 132 capping 232 and the corresponding storehouse body, the cell body, further guarantee the leakproofness.
Each cover plate is detachably connected and fixed on the short joint body 100 in a screw fixing mode, and each bin body is sealed through the sealing ring 400, so that the components 310 in the bin can be ensured to work stably and safely.
When the transmitting nipple is in actual use, the top end and the bottom end of the nipple body 100 are respectively in threaded connection with the MWD and the power drilling tool, and the receiving assembly 200 is positioned at the end close to the power drilling tool and is used for receiving the measurement data transmitted by the lower component 310 and transmitting the measurement data to the MWD; further, the nipple body 100 is an integral body, the components 310 are arranged in the bin body on the surface of the nipple, the channels inside the nipple are not affected, the operation of other components is not interfered, the operation is stable, and the operation effect is good.
The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model.
Claims (10)
1. The near-bit cross-screw wireless transmission receiving nipple is characterized by comprising a nipple body, a receiving assembly and a receiving and transmitting mechanism;
The inner part of the center of the short joint body is provided with a mud channel, the outer wall of the short joint body is provided with a plurality of functional bins, wherein the plurality of functional bins at least comprise a receiving coil circuit board bin and a power supply bin, and bin covers are arranged at the openings of the plurality of functional bins;
The receiving component is fixedly sleeved on the outer side of the top end of the short joint body and is used for receiving signals;
The receiving and transmitting mechanism comprises a plurality of components corresponding to the functional bins, and the components are installed in the corresponding functional bins.
2. The near-bit cross-screw wireless transmission receiving nipple of claim 1, wherein the receiving assembly comprises a receiving coil, an end cover and a wear-resistant belt, the end cover is arranged at the top of the receiving coil, the wear-resistant belt is arranged at the bottom of the receiving coil, and the receiving coil, the end cover and the wear-resistant belt are fixedly sleeved outside the top end of the nipple body.
3. The near-bit cross-screw wireless transmission receiving nipple of claim 2, wherein a wire connection groove is formed in one axial side of the wear-resistant belt, a groove cover is arranged at an opening of the wire connection groove, and a receiving coil circuit board bin is arranged close to one side of the wire connection groove.
4. The near-bit cross-screw wireless transmission receiving nipple of claim 1, wherein two power bins are circumferentially spaced one hundred twenty degrees apart on both sides of the receiving coil circuit board bin.
5. The near-bit cross-screw wireless transmission receiving nipple of claim 1, wherein an axial wire passing hole is formed in the nipple body, a circumferential wire passing hole is formed between two power supply bins and the receiving coil circuit board bin, and a plurality of wire passing holes are used for laying wires for connecting components.
6. The near-bit cross-screw wireless transmission receiving nipple of claim 1, wherein the receiving coil circuit board bin and the power supply bin are rectangular.
7. The near-bit cross-screw wireless transmission receiving nipple of claim 1, wherein the components include a receiving coil circuit board and a power supply, the receiving coil circuit board is disposed in the receiving coil circuit board bin, and the power supply is disposed in the power supply bin.
8. The near-bit cross-screw wireless transmission receiving nipple of claim 3, wherein the wiring groove is cross-shaped and is used for placing connectors of the receiving coil and a corresponding circuit board.
9. The near-bit cross-screw wireless transmission receiving nipple of claim 1, wherein the bin cover comprises a receiving coil circuit board bin cover plate and a power bin cover plate, the receiving coil circuit board bin cover plate is tightly embedded in an opening of the receiving coil circuit board bin, and the power bin cover plate is tightly embedded in an opening of the power bin.
10. The near-bit cross-screw wireless transmission receiving nipple of claim 9, wherein sealing rings are arranged between the receiving coil circuit board bin cover plate, the power supply bin cover plate and the corresponding bin body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322503028.4U CN220849654U (en) | 2023-09-15 | 2023-09-15 | Near-bit cross-screw wireless transmission receiving nipple |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322503028.4U CN220849654U (en) | 2023-09-15 | 2023-09-15 | Near-bit cross-screw wireless transmission receiving nipple |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220849654U true CN220849654U (en) | 2024-04-26 |
Family
ID=90740817
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322503028.4U Active CN220849654U (en) | 2023-09-15 | 2023-09-15 | Near-bit cross-screw wireless transmission receiving nipple |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220849654U (en) |
-
2023
- 2023-09-15 CN CN202322503028.4U patent/CN220849654U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |