CN104481419A - Drill rod of double-wall horizontal directional drilling machine - Google Patents
Drill rod of double-wall horizontal directional drilling machine Download PDFInfo
- Publication number
- CN104481419A CN104481419A CN201410719346.7A CN201410719346A CN104481419A CN 104481419 A CN104481419 A CN 104481419A CN 201410719346 A CN201410719346 A CN 201410719346A CN 104481419 A CN104481419 A CN 104481419A
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- China
- Prior art keywords
- drilling rod
- drill rod
- rod body
- double
- interior
- 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 88
- 244000287353 Crassocephalum crepidioides Species 0.000 claims description 12
- 206010016322 Feeling abnormal Diseases 0.000 claims description 12
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 2
- 238000009412 basement excavation Methods 0.000 abstract 1
- 230000006872 improvement Effects 0.000 description 4
- 230000007246 mechanism Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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
-
- 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
-
- 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
- E21B17/042—Threaded
-
- 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
- E21B7/00—Special methods or apparatus for drilling
- E21B7/04—Directional drilling
- E21B7/046—Directional drilling horizontal drilling
Landscapes
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Earth Drilling (AREA)
Abstract
The invention belongs to the technical field of non-excavation pipe laying machinery and relates to a drill rod of a double-wall horizontal directional drilling machine. The drill rod comprises an outer drill rod body, an inner drill rod body is rotationally arranged in an inner cavity of the outer drill rod body, a conical female thread is arranged at the upper end of the outer drill rod body, and a conical male thread is arranged at the lower end of the outer drill rod body; the top end of the inner drill rod body is located at the position under the conical female thread, an inner hexagon connector is arranged at the upper end of the inner drill rod body, and an outer hexagon connector is arranged at the lower end of the inner drill rod body; the inner hexagon connector is matched with the outer hexagon connector, and the conical female thread is matched with the conical male thread. The drill is simple, ingenious and reasonable in structure, simple to manufacture and process and convenient to mount and dismount, torque as well as push-pull force can be transferred by connection of the conical threads of the outer drill rod body and plug-in connection of the hexagon connectors of the inner drill rod body, and cost and operation difficulty are lowered greatly.
Description
Technical field
The invention belongs to trenchless pipelaying field of mechanical technique, relate to a kind of double-walled horizontal directional drill driver drilling rod.
Background technology
In prior art, the connected mode of the double-wall drill pipe that double-walled horizontal directional drilling machine uses is threaded.It unloads in drilling rod process upper, interior drilling rod adopts with interior drilling rod and is threaded, outer drilling rod adopts with outer drilling rod and is threaded, the type of attachment of its complexity not only increases the complexity of rig mechanism, also add the complexity of inside and outside drilling rod production and processing, the syndeton of next two screw thread also add the operation easier of cost of production and rig personnel.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art, a kind of structure simple, ingenious, rational double-walled horizontal directional drill driver drilling rod is provided, this drilling rod can reduce the complexity of mechanism effectively, and reduces the operation easier of cost of production and rig personnel.
According to technical scheme provided by the invention: a kind of double-walled horizontal directional drill driver drilling rod, it is characterized in that: comprise outer drilling rod, rotate in described outer drilling rod inner chamber and be provided with interior drilling rod, described outer drilling rod upper end is provided with taper box thread, and lower end is provided with taper male thread; Described interior drilling rod top is positioned at taper box thread lower position, and interior drilling rod upper end is provided with interior six square joints, and interior drilling rod lower end is provided with outer six square joints; In described, six square joints and outer six square joints match, and taper box thread and taper male thread match; Described outer drilling rod effective length and interior drilling rod effective length match.
As a further improvement on the present invention, described outer drilling rod inwall is formed with spacing preiection, spacing preiection surface and interior drilling rod surface abutting contact.
As a further improvement on the present invention, the thick head in formation top, position, described outer drilling rod top, the external diameter of the thick head in top is greater than the external diameter outer drilling rod being attached thereto position, and top thick head internal diameter equals the internal diameter outer drilling rod being attached thereto position.
As a further improvement on the present invention, described outer drilling rod lower end part forms the thick head in lower end, and the external diameter of the thick head in lower end is greater than the external diameter outer drilling rod being attached thereto position, and lower end thick head internal diameter is less than the internal diameter outer drilling rod being attached thereto position.
As a further improvement on the present invention, described outer drilling rod is provided with annular groove corresponding to below the rest position of taper box thread.
The present invention compared with prior art, advantage is: structure of the present invention is simple, ingenious, reasonable, connected by outer drilling rod tapered thread, the grafting of interior drilling rod six square joint, can transmitting torque, can transmit slide force again, it is simple that it manufactures processing, installation, dismounting drilling rod conveniently, can make cost and operation easier greatly reduce.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is using state schematic diagram of the present invention.
Fig. 3 is the partial enlarged drawing of two drilling rod junctions in Fig. 2.
Detailed description of the invention
Below in conjunction with concrete drawings and Examples, the invention will be further described.
As shown in Fig. 1 ~ 3, comprise outer drilling rod 1, taper box thread 1a, taper male thread 1b, interior drilling rod 2, interior six square joint 2a, outer six square joint 2b, spacing preiection 3, thick 4, top, annular groove 5, lower end thick 6 etc.
As shown in Fig. 1 ~ 3, a kind of double-walled horizontal directional drill of the present invention driver drilling rod, comprises outer drilling rod 1, and rotate in described outer drilling rod 1 inner chamber and be provided with interior drilling rod 2, described outer drilling rod 1 upper end is provided with taper box thread 1a, and lower end is provided with taper male thread 1b; Described interior drilling rod 2 top is positioned at taper box thread 1a lower position, and interior drilling rod 2 upper end is provided with interior six square joint 2a, and interior drilling rod 2 lower end is provided with outer six square joint 2b; In described, six square joint 2a and outer six square joint 2b match, and taper box thread 1a and taper male thread 1b matches, and described outer drilling rod effective length and interior drilling rod effective length match.
Described outer drilling rod 1 inwall is formed with spacing preiection 3, spacing preiection 3 surface and the surperficial abutting contact of interior drilling rod 2.
Thick 4, formation top, position, described outer drilling rod 1 top, the external diameter that top is thick 4 is greater than the external diameter outer drilling rod 1 being attached thereto position, and thick of top 4 internal diameters equal the internal diameter outer drilling rod 1 being attached thereto position.
Described outer drilling rod 1 lower end part forms lower end thick 6, and the external diameter that lower end is thick 6 is greater than the external diameter outer drilling rod 1 being attached thereto position, and thick of lower end 6 internal diameters are less than the internal diameter outer drilling rod 1 being attached thereto position.
Described outer drilling rod 1 is provided with annular groove 5 corresponding to below the rest position of taper box thread 1a.
Use procedure of the present invention: Fig. 1 is structural representation of the present invention, in the course of the work, uses together with outer drilling rod 1 is bushed in interior drilling rod 2.The taper box thread 1a of outer the drilling rod 1 and taper male thread 1b of an other outer drilling rod screws and links together, both can transmitting torque, can also transmit slide force; The interior six square joint 2a of described interior drilling rod 2 are together with the outer six square joint 2b socket connections of an other interior drilling rod, and the structure of this six square joints can transmit the moment of torsion needed for interior drilling rod.Slide force required in the course of work is born primarily of outer drilling rod 1, and described outer drilling rod 1 can freely relatively rotate with interior drilling rod 2, and its revolution action is independent of each other, and can bear the moment of torsion separately required for revolution respectively.
Claims (5)
1. a double-walled horizontal directional drill driver drilling rod, it is characterized in that: comprise outer drilling rod (1), rotate in described outer drilling rod (1) inner chamber and be provided with interior drilling rod (2), described outer drilling rod (1) upper end is provided with taper box thread (1a), and lower end is provided with taper male thread (1b); Described interior drilling rod (2) top is positioned at taper box thread (1a) lower position, and interior drilling rod (2) upper end is provided with interior six square joints (2a), and interior drilling rod (2) lower end is provided with outer six square joints (2b); In described, six square joints (2a) and outer six square joints (2b) match, and taper box thread (1a) and taper male thread (1b) match.
2. double-walled horizontal directional drill driver drilling rod as claimed in claim 1, is characterized in that: described outer drilling rod (1) inwall is formed with spacing preiection (3), spacing preiection (3) surface and interior drilling rod (2) surperficial abutting contact.
3. double-walled horizontal directional drill driver drilling rod as claimed in claim 1, it is characterized in that: the thick head in described formation top, outer drilling rod (1) position, top (4), the external diameter on the thick head in top (4) is greater than the external diameter outer drilling rod (1) being attached thereto position, and top thick head (4) internal diameter equals the internal diameter outer drilling rod (1) being attached thereto position.
4. double-walled horizontal directional drill driver drilling rod as claimed in claim 1, it is characterized in that: described outer drilling rod (1) lower end part forms the thick head in lower end (6), the external diameter of the thick head in lower end (6) is greater than the external diameter outer drilling rod (1) being attached thereto position, and lower end thick head (6) internal diameter is less than the internal diameter outer drilling rod (1) being attached thereto position.
5. double-walled horizontal directional drill driver drilling rod as claimed in claim 1, is characterized in that: be provided with annular groove (5) below the upper rest position corresponding to taper box thread (1a) of described outer drilling rod (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410719346.7A CN104481419A (en) | 2014-12-01 | 2014-12-01 | Drill rod of double-wall horizontal directional drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410719346.7A CN104481419A (en) | 2014-12-01 | 2014-12-01 | Drill rod of double-wall horizontal directional drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104481419A true CN104481419A (en) | 2015-04-01 |
Family
ID=52756011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410719346.7A Pending CN104481419A (en) | 2014-12-01 | 2014-12-01 | Drill rod of double-wall horizontal directional drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104481419A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863503A (en) * | 2015-05-06 | 2015-08-26 | 中国石油大学(北京) | Anti-jamming drilling device based on double-wall drilling rod and downhole power drilling tool |
| CN104989288A (en) * | 2015-07-10 | 2015-10-21 | 无锡中地钻探装备有限公司 | Novel special double-wall drill pipe for soil-rock horizontal directional drilling machine |
| CN104989275A (en) * | 2015-07-10 | 2015-10-21 | 无锡中地钻探装备有限公司 | Horizontal directional drilling machine with double drill pipes |
| CN104989292A (en) * | 2015-07-10 | 2015-10-21 | 无锡中地钻探装备有限公司 | Novel drill stem assembly for soil-rock horizontal directional drilling machine |
| CN106194045A (en) * | 2016-09-21 | 2016-12-07 | 库尔勒施得石油技术服务有限公司 | Drilling rod |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6557651B1 (en) * | 1999-08-11 | 2003-05-06 | Vermeer Manufacturing Company | Automated lubricant dispensing system and method for a horizontal directional drilling machine |
| CN2761810Y (en) * | 2004-09-17 | 2006-03-01 | 辽河石油勘探局 | Biwall drill rod for petroleum well drilling |
| CN201902176U (en) * | 2010-11-24 | 2011-07-20 | 安徽两淮科力机械制造有限责任公司 | Bumper safety joint |
| CN202926234U (en) * | 2012-11-21 | 2013-05-08 | 无锡金帆钻凿设备股份有限公司 | Inner pipe and outer pipe connecting mechanism of double-wall drill rod |
| CN203515345U (en) * | 2013-09-30 | 2014-04-02 | 河南省煤田地质局 | Threaded-connection gas lift reverse-circulation double-wall drill pipe |
| CN204299488U (en) * | 2014-12-01 | 2015-04-29 | 无锡市钻通工程机械有限公司 | Double-walled horizontal directional drill driver drilling rod |
-
2014
- 2014-12-01 CN CN201410719346.7A patent/CN104481419A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6557651B1 (en) * | 1999-08-11 | 2003-05-06 | Vermeer Manufacturing Company | Automated lubricant dispensing system and method for a horizontal directional drilling machine |
| CN2761810Y (en) * | 2004-09-17 | 2006-03-01 | 辽河石油勘探局 | Biwall drill rod for petroleum well drilling |
| CN201902176U (en) * | 2010-11-24 | 2011-07-20 | 安徽两淮科力机械制造有限责任公司 | Bumper safety joint |
| CN202926234U (en) * | 2012-11-21 | 2013-05-08 | 无锡金帆钻凿设备股份有限公司 | Inner pipe and outer pipe connecting mechanism of double-wall drill rod |
| CN203515345U (en) * | 2013-09-30 | 2014-04-02 | 河南省煤田地质局 | Threaded-connection gas lift reverse-circulation double-wall drill pipe |
| CN204299488U (en) * | 2014-12-01 | 2015-04-29 | 无锡市钻通工程机械有限公司 | Double-walled horizontal directional drill driver drilling rod |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104863503A (en) * | 2015-05-06 | 2015-08-26 | 中国石油大学(北京) | Anti-jamming drilling device based on double-wall drilling rod and downhole power drilling tool |
| CN104989288A (en) * | 2015-07-10 | 2015-10-21 | 无锡中地钻探装备有限公司 | Novel special double-wall drill pipe for soil-rock horizontal directional drilling machine |
| CN104989275A (en) * | 2015-07-10 | 2015-10-21 | 无锡中地钻探装备有限公司 | Horizontal directional drilling machine with double drill pipes |
| CN104989292A (en) * | 2015-07-10 | 2015-10-21 | 无锡中地钻探装备有限公司 | Novel drill stem assembly for soil-rock horizontal directional drilling machine |
| CN106194045A (en) * | 2016-09-21 | 2016-12-07 | 库尔勒施得石油技术服务有限公司 | Drilling rod |
| CN106194045B (en) * | 2016-09-21 | 2019-01-18 | 库尔勒施得石油技术服务有限公司 | Drilling rod |
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| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150401 |
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| RJ01 | Rejection of invention patent application after publication |