CN111927336A - One-way valve drill rod for coal mine drilling communication - Google Patents
One-way valve drill rod for coal mine drilling communication Download PDFInfo
- Publication number
- CN111927336A CN111927336A CN202010818372.0A CN202010818372A CN111927336A CN 111927336 A CN111927336 A CN 111927336A CN 202010818372 A CN202010818372 A CN 202010818372A CN 111927336 A CN111927336 A CN 111927336A
- Authority
- CN
- China
- Prior art keywords
- way valve
- insulating
- hole
- spring
- valve seat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 24
- 238000004891 communication Methods 0.000 title claims abstract description 13
- 239000003245 coal Substances 0.000 title claims abstract description 10
- 238000007789 sealing Methods 0.000 claims abstract description 9
- 239000004020 conductor Substances 0.000 claims description 9
- 230000008054 signal transmission Effects 0.000 abstract description 5
- 239000012530 fluid Substances 0.000 abstract description 4
- 230000000149 penetrating effect Effects 0.000 abstract 1
- 238000005259 measurement Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000013480 data collection Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/003—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings with electrically conducting or insulating means
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
- E21B17/02—Couplings; joints
- E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
- E21B17/046—Couplings; joints between rod or the like and bit or between rod and rod or the like with ribs, pins, or jaws, and complementary grooves or the like, e.g. bayonet catches
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B34/00—Valve arrangements for boreholes or wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
Landscapes
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Mechanical Engineering (AREA)
- Remote Sensing (AREA)
- Geophysics (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses a one-way valve drill rod for coal mine drilling communication, which is mainly technically characterized in that: the adjacent drill pipe bodies are connected with each other in sequence through the internal threads and the external threads of the drill pipe bodies, so that the conductive spring at the insulating female end is arranged in the right inner hole of the conductive male end, the penetrating parts of the one-way valve seat and the one-way valve core are sealed by sealing rings, the one-way valve seat and the one-way valve core are matched by adopting a conical structure, and the spring is arranged at the rear end of the valve core, so that the communication signal transmission assembly can penetrate through the one-way valve structure, the forward direction of fluid is ensured to be stopped reversely, and the normal signal transmission and the reverse emission of the.
Description
Technical Field
The invention relates to a drill rod, in particular to a one-way valve drill rod for coal mine drilling communication.
Background
At present, the drill pipe body adopted in the coal mine drilling construction process is a hollow drill pipe body, a cable-through drill pipe body and a one-way valve drill pipe body with a functional effect, the drill pipe body has single function, the problem of drilling communication cannot be solved, and the data collection device for transmitting measurement information data of a hole bottom measurement device to a hole opening cannot be realized.
Secondly, in coal mine drilling, media such as water or gas are rapidly and greatly gushed out from the interior of the drill pipe body, safety accidents are easily caused, coal mine drilling safety construction and directional drilling communication problems are solved, and the media are prevented from reversely gushing out from the interior of the drill pipe body.
Disclosure of Invention
The invention mainly aims to solve the defects of the problems and provides a one-way valve drill rod for coal mine drilling communication.
In order to solve the technical problems, the invention adopts the technical scheme that:
including the drilling rod body, characterized by: the left side and the right side in the drill pipe body are respectively provided with an end head support, the end head supports are positioned through hole check rings, a one-way valve seat is arranged in the middle of the inner part of the drill pipe body, two ends of the one-way valve seat are positioned through the hole check rings respectively, one end of a one-way valve element is arranged in the one-way valve seat, the other end of the one-way valve element is connected with one end of a spring, the other end of the spring is connected with an insulating male end, a conductive male end is arranged in a right end inner hole of the insulating male end, a left end inner hole of the insulating male end is connected with one end of an insulating sheath, one end of the insulating sheath is sealed with a left end inner hole of the insulating male end through a sealing ring, one end of an insulating female end penetrates through the end head supports, the hole check rings are connected with the left end of the one-way valve seat, the other end, the left end hole of the female end of the electric conduction is connected with the electric conduction spring, the other end of the inner conductor is installed in the left end hole of the male end of the electric conduction, the two ends of the inner conductor are respectively provided with a stop spring, and the stop springs are respectively connected with the female end of the electric conduction and the male end of the electric conduction.
The drill rod pipe body one end sets up the internal thread, and the drill rod pipe body other end sets up the external screw thread, through the internal thread and the external screw thread interconnect in proper order of drill rod pipe body between adjacent drill rod pipe body, makes the electrically conductive spring of insulating female end install in the right hole of electrically conductive public end.
The invention has the beneficial effects that: the communication signal transmission assembly realizes the penetration from the one-way valve structure, can ensure the one-way sealing effect and can also transmit the measurement information data of the hole bottom measuring device. Meanwhile, the one-way valve structure can effectively prevent medium backflow such as drilling water, hole bottom high-pressure gas and the like, and is beneficial to deep hole drilling.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural view of the present invention.
Detailed Description
As shown in fig. 1, comprises a drill pipe body 3, wherein: the left side and the right side in the drill pipe body 3 are respectively provided with an end support 5, the end supports 5 are positioned 6 by using check rings through holes, a one-way valve seat 9 is arranged in the middle of the inside of the drill pipe body 3, two ends of the one-way valve seat 9 are positioned by using the check rings 6 by using holes, one end of a one-way valve core 10 is arranged in the one-way valve seat 9, the other end of the one-way valve core 10 is connected with one end of a spring 11, the other end of the spring 11 is connected with an insulating male end 12, the right end inner hole of the insulating male end 12 is provided with a conductive male end 15, the left end inner hole of the insulating male end 12 is connected with one end of an insulating sheath 8 and is sealed with the left end inner hole of the insulating male end 12 by a sealing ring 13, one end of an insulating female end 1 passes through the end supports 5, the hole check rings 6 are connected with the, the female end 4 of electrically conductive is connected to insulating female end 1 left end hole, and the one end of inner conductor 7 is connected to the right-hand member hole of electrically conductive female end 4, and electrically conductive spring 2 is connected to the left end hole of electrically conductive female end 4, and the left end hole at electrically conductive public end 15 is installed to the other end of inner conductor 7, and the both ends of inner conductor 7 are equipped with stop spring 14 respectively, and stop spring 14 is connected with electrically conductive female end 4, electrically conductive public end 15 respectively.
The drill rod pipe body 3 one end sets up internal thread 16, and the drill rod pipe body 3 other end sets up external screw thread 17, and internal thread 16 and external screw thread 17 through drill rod pipe body 3 interconnect in proper order between adjacent drill rod pipe body 3 make the electrically conductive spring 11 of insulating female end 1 install in electrically conductive male end 15's right hole.
The drill pipe body 3 is an oil drilling pipe, and a groove for limiting and mounting other components is processed in the drill pipe body; the end bracket 5 is used for supporting the insulating female end 1 and the conductive male end 15 for fixing; the insulating female end 1 and the conductive male end 15 are connected and communicated by an inner conductor 7, the insulating female end 1, the conductive male end 15 and the insulating sheath 8 are made of insulating materials, and the joints of the insulating female end 1, the conductive male end 15 and the insulating sheath 8 are sealed by a sealing ring 13, so that insulation is ensured, and the influence on signal transmission caused by short circuit of other media is avoided; the passing-through parts of the one-way valve seat 9 and the one-way valve core 10 are sealed by sealing rings 13, the one-way valve seat 9 and the one-way valve core 10 are matched by adopting a conical structure, and a spring 11 is arranged at the rear end of the valve core to ensure that fluid passes through in the forward direction and is stopped in the reverse direction. In conclusion, normal signal conduction is ensured and the reverse surge of the fluid is blocked.
The conductive spring 2, the conductive female end 4, the end bracket 5, the inner conductor 7, the stop spring 14 and the conductive male end 15 form the communication of metal parts to form a signal conduction channel; the insulating female end 1, the insulating sheath 8 and the sealing ring 13 perform insulating protection on the signal conduction assembly; the one-way valve seat 9, the one-way valve core 10 and the spring 11 realize the prevention of the reverse surge of the fluid. And the communication signal transmission assembly passes through the one-way valve structure, so that the one-way sealing effect can be ensured, and the measurement information data of the hole bottom measuring device can be transmitted. Meanwhile, the one-way valve structure can effectively prevent medium backflow such as drilling water, hole bottom high-pressure gas and the like, and is beneficial to deep hole drilling.
The invention is not limited to the precise arrangements described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.
Claims (2)
1. The utility model provides a coal mine is check valve drilling rod for drilling communication, includes the drilling rod body, characterized by: the left side and the right side in the drill pipe body are respectively provided with an end head support, the end head supports are positioned through hole check rings, a one-way valve seat is arranged in the middle of the inner part of the drill pipe body, two ends of the one-way valve seat are positioned through the hole check rings respectively, one end of a one-way valve element is arranged in the one-way valve seat, the other end of the one-way valve element is connected with one end of a spring, the other end of the spring is connected with an insulating male end, a conductive male end is arranged in a right end inner hole of the insulating male end, a left end inner hole of the insulating male end is connected with one end of an insulating sheath, one end of the insulating sheath is sealed with a left end inner hole of the insulating male end through a sealing ring, one end of an insulating female end penetrates through the end head supports, the hole check rings are connected with the left end of the one-way valve seat, the other end, the left end hole of the female end of the electric conduction is connected with the electric conduction spring, the other end of the inner conductor is installed in the left end hole of the male end of the electric conduction, the two ends of the inner conductor are respectively provided with a stop spring, and the stop springs are respectively connected with the female end of the electric conduction and the male end of the electric conduction.
2. The one-way valve drill rod for coal mine drilling communication according to claim 1, wherein: drilling rod body one end sets up the internal thread, and the drilling rod body other end sets up the external screw thread, and internal thread and external screw thread through the drilling rod body interconnect in proper order between adjacent drilling rod body make the electrically conductive spring of insulating female end install in the right hole of electrically conductive public end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010818372.0A CN111927336A (en) | 2020-08-14 | 2020-08-14 | One-way valve drill rod for coal mine drilling communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010818372.0A CN111927336A (en) | 2020-08-14 | 2020-08-14 | One-way valve drill rod for coal mine drilling communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111927336A true CN111927336A (en) | 2020-11-13 |
Family
ID=73310318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010818372.0A Pending CN111927336A (en) | 2020-08-14 | 2020-08-14 | One-way valve drill rod for coal mine drilling communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111927336A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2812992C1 (en) * | 2023-11-02 | 2024-02-06 | Акционерное общество "Машиностроительный холдинг" | Hydraulic drill rod |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202081832U (en) * | 2011-05-04 | 2011-12-21 | 沈阳北方重矿机械有限公司 | Through cable drill rod for exploration |
| CN202325274U (en) * | 2011-09-29 | 2012-07-11 | 中国地质大学（武汉） | Large-through hole cable drill stem capable of measuring hole depth |
| CN203383743U (en) * | 2013-07-18 | 2014-01-08 | 郑州远见矿用设备有限公司 | One-way non-return drill rod for coal mine |
| CN206071466U (en) * | 2016-08-30 | 2017-04-05 | 唐山市金石超硬材料有限公司 | A kind of logical cable drilling rod |
| CN210105771U (en) * | 2019-06-20 | 2020-02-21 | 威利朗沃矿业设备（北京）有限公司 | Through cable drill rod |
-
2020
- 2020-08-14 CN CN202010818372.0A patent/CN111927336A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202081832U (en) * | 2011-05-04 | 2011-12-21 | 沈阳北方重矿机械有限公司 | Through cable drill rod for exploration |
| CN202325274U (en) * | 2011-09-29 | 2012-07-11 | 中国地质大学（武汉） | Large-through hole cable drill stem capable of measuring hole depth |
| CN203383743U (en) * | 2013-07-18 | 2014-01-08 | 郑州远见矿用设备有限公司 | One-way non-return drill rod for coal mine |
| CN206071466U (en) * | 2016-08-30 | 2017-04-05 | 唐山市金石超硬材料有限公司 | A kind of logical cable drilling rod |
| CN210105771U (en) * | 2019-06-20 | 2020-02-21 | 威利朗沃矿业设备（北京）有限公司 | Through cable drill rod |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2812992C1 (en) * | 2023-11-02 | 2024-02-06 | Акционерное общество "Машиностроительный холдинг" | Hydraulic drill rod |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20201113 |
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| WD01 | Invention patent application deemed withdrawn after publication |