CN104989288A - Novel special double-wall drill pipe for soil-rock horizontal directional drilling machine - Google Patents
Novel special double-wall drill pipe for soil-rock horizontal directional drilling machine Download PDFInfo
- Publication number
- CN104989288A CN104989288A CN201510406510.3A CN201510406510A CN104989288A CN 104989288 A CN104989288 A CN 104989288A CN 201510406510 A CN201510406510 A CN 201510406510A CN 104989288 A CN104989288 A CN 104989288A
- Authority
- CN
- China
- Prior art keywords
- drill pipe
- drilling rod
- pipe nipple
- mandrel
- special double
- 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
Landscapes
- Earth Drilling (AREA)
Abstract
The invention relates to a novel special double-wall drill pipe for a soil-rock horizontal directional drilling machine. The novel special double-wall drill pipe comprises an outer drill pipe and an inner drill pipe, wherein the outer drill pipe is connected with a main shaft; the inner drill pipe is connected with a mandrel; the mandrel is arranged in a center hole of the main shaft; the inner drill pipe is arranged in a center hole of the outer drill hole; the end part of the main shaft is provided with the outer drill pipe through a plurality of sections of first short sections; the first short sections are connected with the outer drill pipe through screw threads; the end part of the mandrel is provided with the inner drill pipe through a plurality of sections of second short sections; and the second short sections and the inner drill pipe are connected in an inserting way. The novel special double-wall drill pipe has the advantages that the structure consisting of the inner drill pipe and the outer drill pipe is used; the conventional drill bit driving mode is changed from a hydraulic driving mode into a mechanical direct connection driving mode; the torque is greatly increased; and the drilling effect on the rock formation is greatly improved. The structure consisting of the inner drill pipe and the outer drill pipe is used; the inner drill pipe is installed in an inserting and connecting way; the outer drill pipe is connected through screw threads; the installation operation is simple; and the dismounting is convenient.
Description
Technical field
The present invention relates to geological prospecting equipment technical field, particularly relate to the drilling rod that rig is special.
Background technology
Horizontal directional drilling machine is under the condition in not excavating earth surface face, lay a kind of construction machinery of multiple subsurface utility (pipeline, cable etc.), it is widely used in the pipe installation constructions such as water supply, electric power, telecommunication, natural gas, coal gas, oil, it is applicable to the ground conditions such as sandy soil, clay, cobble, all can construct in the non-hard rock area of China's major part.Horizontal Directional Drilling is by the construction technique of the Technology of Directional Drilling of petroleum industry together with traditional pipeline construction methods combining, it has, and speed of application is fast, construction precision is high, low cost and other advantages, is widely used in the pipe installation construction workss such as water supply, coal gas, electric power, telecommunication, natural gas, oil.
In prior art, the drilling rod on horizontal directional drilling machine is independent drilling rod, and namely utilize an independent drilling rod to drill through, its inefficiency, and working method is single, for the survey area of complicated geology, its compliance is poor.
Summary of the invention
The applicant, for the above-mentioned shortcoming existed in the independent drilling rod use procedure in existing level directional drilling machine, carries out studying and designing, and provide a kind of novel native rock horizontal directional drilling machine special double-wall drill pipe, it has delicate structure, and quality is light, easy to operate feature.
The technical solution adopted in the present invention is as follows:
The special double-wall drill pipe of a kind of novel native rock horizontal directional drilling machine, comprise the outer drilling rod that is connected with main shaft and drilling rod 4 in being connected with mandrel, mandrel is placed in the central through hole of main shaft, and interior drilling rod is placed in the centre bore of outer drilling rod;
The end of described main shaft is provided with outer drilling rod by multistage first pipe nipple, and the first pipe nipple and outer drilling rod are for being threaded; Interior drilling rod, the second pipe nipple and the interior drilling rod side of being socket connection are installed by multistage second pipe nipple in the end of mandrel.
Further improvement as technique scheme:
The end of described second pipe nipple and mandrel is by square socket connection, and the end of mandrel is with the first grafting male, and the end of the second pipe nipple is with the first grafting female coordinated with the first grafting male.
The end of described interior drilling rod and the end of the second pipe nipple are by square socket connection, and the end of the second pipe nipple is with the second grafting male, and the end of interior drilling rod is with the second grafting female coordinated with the second grafting male.
Between described the first adjacent pipe nipple, spiral connects, and the two ends of the first pipe nipple are respectively with the first screw thread box and screw thread pin thread.
Described outer drilling rod is connected with the first pipe nipple spiral, and the end of outer drilling rod is with the second screw thread box, and the second screw thread box coordinates with the screw thread pin thread of the first pipe nipple end and is spirally connected.
Described side is plugged to six side's grafting.
Beneficial effect of the present invention is as follows:
The present invention adopts inside and outside jackrod structure, and the type of drive of conventional drill is changed over mechanical direct-connected driving by hydraulic drives, and moment of torsion increases greatly, substantially improves the drilling effect to lithostratigraphy; The present invention adopts inside and outside jackrod structure, and interior drilling rod adopts grafting to install, and outer drilling rod adopts and is threaded, and its fitting operation is simple, for convenience detach.
Accompanying drawing explanation
Fig. 1 is the main sectional view of the present invention.
Fig. 2 is the structure chart that in the present invention, outer drilling rod installed by main shaft.
Fig. 3 is the structure chart that in the present invention, mandrel installs interior drilling rod.
In figure: 1, main shaft; 2, outer drilling rod; 3, mandrel; 31, the first grafting male; 4, interior drilling rod; 41, the second grafting female; 5, the first pipe nipple; 51, the first screw thread box; 52, screw thread pin thread; 21, the second screw thread box; 6, the second pipe nipple; 61, the first grafting female; 62, the second grafting male.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described.
As shown in Figure 1 to Figure 3, the special double-wall drill pipe of novel native rock horizontal directional drilling machine of the present embodiment, comprise the outer drilling rod 2 that is connected with main shaft 1 and drilling rod 4 in being connected with mandrel 3, mandrel 3 is placed in the central through hole of main shaft 1, and interior drilling rod 4 is placed in the centre bore of outer drilling rod 2; The end of main shaft 1 is provided with outer drilling rod 2, first pipe nipple 5 with outer drilling rod 2 for being threaded by multistage first pipe nipple 5; It is socket connection that interior drilling rod 4, second pipe nipple 6 is installed with interior drilling rod 4 by multistage second pipe nipple 6 in the end of mandrel 3.
As shown in Figure 3, the end of the second pipe nipple 6 and mandrel 3 by socket connection, the end of mandrel 3 with the end of the first grafting male 31, second pipe nipple 6 with the first grafting female 61 coordinated with the first grafting male 31.The end of interior drilling rod 4 and the end of the second pipe nipple 6 are by socket connection, and the end of the second pipe nipple 6 is with the second grafting male 62, and the end of interior drilling rod 4 is with the second grafting female 41 coordinated with the second grafting male 62.
As shown in Figure 2, between the first adjacent pipe nipple 5, spiral connects, and the two ends of the first pipe nipple 5 are respectively with the first screw thread box 51 and screw thread pin thread 52.Outer drilling rod 2 is connected with the first pipe nipple 5 spiral, and the end of outer drilling rod 2 to coordinate with the screw thread pin thread 52 of the first pipe nipple 5 end with the second screw thread box 21, second screw thread box 21 and is spirally connected.
In the present invention, employing be plugged to six side's grafting, simplify assembling process, simple to operate.
In the present invention, mandrel 3 is by fluid motor-driven, and main shaft 1 is driven by unit head, mandrel 3 drives interior drilling rod 4 to work in outer drilling rod 2, adopt mechanical direct-connected driving to instead of traditional hydraulic drives mode, its moment of torsion increases greatly, greatly improves the drilling effect to lithostratigraphy.
More than describing is explanation of the invention, and be not the restriction to invention, limited range of the present invention is see claim, and when without prejudice to spirit of the present invention, the present invention can do any type of amendment.
Claims (6)
1. the special double-wall drill pipe of novel native rock horizontal directional drilling machine, it is characterized in that: comprise the outer drilling rod (2) be connected with main shaft (1) and the interior drilling rod (4) be connected with mandrel (3), mandrel (3) is placed in the central through hole of main shaft (1), and interior drilling rod (4) is placed in the central through hole of outer drilling rod (2);
The end of described main shaft (1) is provided with outer drilling rod (2) by multistage first pipe nipple (5), and the first pipe nipple (5) and outer drilling rod (2) are for being threaded; Interior drilling rod (4) is installed by multistage second pipe nipple (6) in the end of mandrel (3), and the second pipe nipple (6) and interior drilling rod (4) are square socket connection.
2. the special double-wall drill pipe of novel native rock horizontal directional drilling machine as claimed in claim 1, it is characterized in that: the end of described second pipe nipple (6) and mandrel (3) is by square socket connection, the end of mandrel (3) is with the first grafting male (31), and the end of the second pipe nipple (6) is with the first grafting female (61) coordinated with the first grafting male (31).
3. the special double-wall drill pipe of novel native rock horizontal directional drilling machine as claimed in claim 1, it is characterized in that: the end of described interior drilling rod (4) and the end of the second pipe nipple (6) are by square socket connection, the end of the second pipe nipple (6) is with the second grafting male (62), and the end of interior drilling rod (4) is with the second grafting female (41) coordinated with the second grafting male (62).
4. the special double-wall drill pipe of novel native rock horizontal directional drilling machine as claimed in claim 1, it is characterized in that: between described adjacent the first pipe nipple (5), spiral connects, and the two ends of the first pipe nipple (5) are respectively with the first screw thread box (51) and screw thread pin thread (52).
5. the special double-wall drill pipe of novel native rock horizontal directional drilling machine as claimed in claim 1, it is characterized in that: described outer drilling rod (2) is connected with the first pipe nipple (5) spiral, the end of outer drilling rod (2) is with the second screw thread box (21), and the second screw thread box (21) coordinates with the screw thread pin thread (52) of the first pipe nipple (5) end and is spirally connected.
6. the special double-wall drill pipe of novel native rock horizontal directional drilling machine as described in claim arbitrary in claim 1 to 5, is characterized in that: described side is plugged to six side's grafting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510406510.3A CN104989288A (en) | 2015-07-10 | 2015-07-10 | Novel special double-wall drill pipe for soil-rock horizontal directional drilling machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510406510.3A CN104989288A (en) | 2015-07-10 | 2015-07-10 | Novel special double-wall drill pipe for soil-rock horizontal directional drilling machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104989288A true CN104989288A (en) | 2015-10-21 |
Family
ID=54301157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510406510.3A Pending CN104989288A (en) | 2015-07-10 | 2015-07-10 | Novel special double-wall drill pipe for soil-rock horizontal directional drilling machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104989288A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106522842A (en) * | 2016-12-07 | 2017-03-22 | 中国地质大学（北京） | Bent connector double-pipe guide joint |
| CN110485941A (en) * | 2019-08-28 | 2019-11-22 | 奥瑞拓能源科技股份有限公司 | A kind of wired guiding gas injection slag-draining device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201047255Y (en) * | 2007-04-24 | 2008-04-16 | 保定保路通工程有限公司 | Power head output shaft device of horizontal directional drilling rig |
| US20080257609A1 (en) * | 2005-11-16 | 2008-10-23 | Tracto-Technik Gmbh | Pneumatically Reversible Ram Boring Device |
| CN103069096A (en) * | 2010-05-17 | 2013-04-24 | 维米尔制造公司 | Two pipe horizontal directional drilling system |
| CN204002543U (en) * | 2014-07-28 | 2014-12-10 | 无锡市钻通工程机械有限公司 | The double dynamical transmission output mechanism of a kind of drill power head |
| CN104481419A (en) * | 2014-12-01 | 2015-04-01 | 无锡市钻通工程机械有限公司 | Drill rod of double-wall horizontal directional drilling machine |
| CN204729017U (en) * | 2015-07-10 | 2015-10-28 | 无锡中地钻探装备有限公司 | The special double-wall drill pipe of novel native rock horizontal directional drilling machine |
-
2015
- 2015-07-10 CN CN201510406510.3A patent/CN104989288A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080257609A1 (en) * | 2005-11-16 | 2008-10-23 | Tracto-Technik Gmbh | Pneumatically Reversible Ram Boring Device |
| CN201047255Y (en) * | 2007-04-24 | 2008-04-16 | 保定保路通工程有限公司 | Power head output shaft device of horizontal directional drilling rig |
| CN103069096A (en) * | 2010-05-17 | 2013-04-24 | 维米尔制造公司 | Two pipe horizontal directional drilling system |
| CN204002543U (en) * | 2014-07-28 | 2014-12-10 | 无锡市钻通工程机械有限公司 | The double dynamical transmission output mechanism of a kind of drill power head |
| CN104481419A (en) * | 2014-12-01 | 2015-04-01 | 无锡市钻通工程机械有限公司 | Drill rod of double-wall horizontal directional drilling machine |
| CN204729017U (en) * | 2015-07-10 | 2015-10-28 | 无锡中地钻探装备有限公司 | The special double-wall drill pipe of novel native rock horizontal directional drilling machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106522842A (en) * | 2016-12-07 | 2017-03-22 | 中国地质大学（北京） | Bent connector double-pipe guide joint |
| CN110485941A (en) * | 2019-08-28 | 2019-11-22 | 奥瑞拓能源科技股份有限公司 | A kind of wired guiding gas injection slag-draining device |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204200080U (en) | A kind of laser drill system | |
| CN204729005U (en) | Two drilling rod horizontal directional drilling machine | |
| RU183760U1 (en) | Swivel rig | |
| CN204729017U (en) | The special double-wall drill pipe of novel native rock horizontal directional drilling machine | |
| SA522440512B1 (en) | Logging Operations in Oil and Gas Applications | |
| CN102758588B (en) | Vibrator for coaxial type audio frequency physical exploring drill | |
| CN104989288A (en) | Novel special double-wall drill pipe for soil-rock horizontal directional drilling machine | |
| CN204729004U (en) | Soil rock horizontal directional drilling machine drill rod assemblies | |
| CN105089629A (en) | Horizontal well rod conveying well logging method | |
| CN101975057A (en) | Real-time control drilling and production system for deep and ultra-deep wells | |
| CN104989275A (en) | Horizontal directional drilling machine with double drill pipes | |
| CN203515345U (en) | Threaded-connection gas lift reverse-circulation double-wall drill pipe | |
| CN204754809U (en) | Novel soil rock level orientation drilling rod subassembly for rig | |
| CN105089631B (en) | Horizontal well rod conveying dynamic logging method and device | |
| CN103899254A (en) | Multiple thread rapid connection type well drilling water-proof (sand-proof) pipe | |
| RU185077U1 (en) | Swivel rig | |
| CN104251122A (en) | Non-excavation horizontal directional drilling electric drill rod | |
| CN209145536U (en) | A kind of casing damaged well synchronization righting packaged milling tool | |
| CN104989292A (en) | Novel drill stem assembly for soil-rock horizontal directional drilling machine | |
| CN104948111A (en) | Drill pipe assembly for horizontal directional drilling machine for land rock | |
| CN202323951U (en) | Earth anchor device of horizontal directional drilling machine | |
| CN204545501U (en) | A kind of portable exploratory drilling rig | |
| CN203488110U (en) | Layered sand blocking simultaneous-extraction tubular column | |
| CN103015916A (en) | Integral type directional drill rod provided with helical groove | |
| CN201771446U (en) | Spiral drill collar with thickened middle of pipe body |
Legal Events
| 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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20151021 |