CN204729004U - Soil rock horizontal directional drilling machine drill rod assemblies - Google Patents
Soil rock horizontal directional drilling machine drill rod assemblies Download PDFInfo
- Publication number
- CN204729004U CN204729004U CN201520500731.2U CN201520500731U CN204729004U CN 204729004 U CN204729004 U CN 204729004U CN 201520500731 U CN201520500731 U CN 201520500731U CN 204729004 U CN204729004 U CN 204729004U
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- CN
- China
- Prior art keywords
- mandrel
- screw thread
- drilling rod
- pipe nipple
- main shaft
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- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a kind of native rock horizontal directional drilling machine drill rod assemblies, comprise main shaft, main shaft is provided with unit head mount pad, the drive unit of drive shaft is installed in unit head mount pad, also comprise the mandrel be installed in spindle hole, with annular space between the outer wall of mandrel and the inwall of main shaft, one end of mandrel is connected with hydraulic motor; The both sides being positioned at unit head mount pad are respectively arranged with into water water tap and pressure relief water tap, and water inlet water tap is installed on the outer wall of mandrel and is communicated with the central through hole of mandrel, and pressure relief water tap is installed on the outer wall of main shaft and is communicated with described annular space; The end of described main shaft is provided with outer drilling rod by multistage first pipe nipple, and interior drilling rod is installed by multistage second pipe nipple in the end of mandrel, and interior drilling rod is placed in the centre bore of outer drilling rod.The utility model adopts inside and outside jackrod structure, can carry out as required working alone or working simultaneously, and it uses flexibly, operating efficiency is high, adopts and directly drives mode, its drill through effective, efficiency is high.
Description
Technical field
The utility model relates to geological prospecting equipment technical field, particularly relates 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.
Utility model content
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 native rock horizontal directional drilling machine drill rod assemblies, it has delicate structure, and quality is light, easy to operate feature.
The technical scheme that the utility model adopts is as follows:
A kind of native rock horizontal directional drilling machine drill rod assemblies, comprise main shaft, main shaft is provided with unit head mount pad, the drive unit of drive shaft is installed in unit head mount pad, also comprise the mandrel be installed in spindle hole, with annular space between the outer wall of mandrel and the inwall of main shaft, one end of mandrel is connected with hydraulic motor, and hydraulic motor is connected by installation sleeve and unit head mount pad;
The both sides being positioned at unit head mount pad are respectively arranged with into water water tap and pressure relief water tap, and water inlet water tap is installed on the outer wall of mandrel and is communicated with the central through hole of mandrel, and pressure relief water tap is installed on the outer wall of main shaft and is communicated with described annular space;
Outer drilling rod is installed by multistage first pipe nipple spiral in the end of described main shaft, and interior drilling rod is installed by multistage second pipe nipple spiral in the end of mandrel, and interior drilling rod is placed in the centre bore of outer drilling rod.
Further improvement as technique scheme:
The end of described second pipe nipple and mandrel is threaded connection, and the end of mandrel is with the first screw thread pin thread, and the end of the second pipe nipple is with the first screw thread box coordinated with the first screw thread pin thread.
The end of described interior drilling rod and the end of the second pipe nipple are threaded connection, and the end of the second pipe nipple is with the second screw thread pin thread, and the end of interior drilling rod is with the second screw thread box coordinated with the second screw thread pin thread.
Between adjacent described first pipe nipple, spiral connects, and the two ends of the first pipe nipple are respectively with the 3rd screw thread box and the 3rd 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 4th screw thread box, and the 4th screw thread box coordinates with the 3rd screw thread pin thread of the first pipe nipple end and is spirally connected.
The beneficial effects of the utility model are as follows:
The utility model adopts inside and outside jackrod structure, can carry out as required working alone or working simultaneously, and it uses flexibly, operating efficiency is high; Interior drilling rod adopts hydraulic motor drive, and traditional hydraulic drives is changed over mechanical direct-connected driving, and moment of torsion increases greatly, substantially improves the drilling effect to lithostratigraphy.
Accompanying drawing explanation
Fig. 1 is the main sectional view of the utility model.
Fig. 2 is the structure chart that in the utility model, outer drilling rod installed by main shaft.
Fig. 3 is the structure chart that in the utility model, mandrel installs interior drilling rod.
In figure: 1, main shaft; 2, unit head mount pad; 3, mandrel; 31, the first screw thread pin thread; 4, annular space; 5, hydraulic motor; 6, installation sleeve; 7, pressure relief water tap; 8, the first pipe nipple; 81, the 3rd screw thread box; 82, the 3rd screw thread pin thread; 9, outer drilling rod; 91, the 4th screw thread box; 10, the second pipe nipple; 101, the first screw thread box; 102, the second screw thread pin thread; 11, interior drilling rod; 111, the second screw thread box; 12, water inlet water tap.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described.
As shown in Figure 1, the native rock horizontal directional drilling machine drill rod assemblies of the present embodiment, comprise main shaft 1, main shaft 1 is provided with unit head mount pad 2, the drive unit of drive shaft 1 is installed in unit head mount pad 2, also comprises the mandrel 3 be installed in main shaft 1 centre bore, with annular space 4 between the outer wall of mandrel 3 and the inwall of main shaft 1, one end of mandrel 3 is connected with hydraulic motor 5, and hydraulic motor 5 is connected by installation sleeve 6 and unit head mount pad 2; The both sides being positioned at unit head mount pad 2 are respectively arranged with into water water tap 12 and pressure relief water tap 8, and water inlet water tap 12 is installed on the outer wall of mandrel 3 and is communicated with the central through hole of mandrel 3, and pressure relief water tap 7 is installed on the outer wall of main shaft 1 and is communicated with annular space 4;
As shown in Figure 2 and Figure 3, the end of main shaft 1 is provided with outer drilling rod 9 by multistage first pipe nipple 8, and interior drilling rod 11 is installed by multistage second pipe nipple 10 in the end of mandrel 3, and interior drilling rod 11 is placed in the centre bore of outer drilling rod 9.
As shown in Figure 3, the second pipe nipple 10 is threaded connection with the end of mandrel 3, the end of mandrel 3 with the end of the first screw thread pin thread 31, second pipe nipple 10 with the first screw thread box 101 coordinated with the first screw thread pin thread 31; The end of interior drilling rod 11 and the end of the second pipe nipple 10 are threaded connection, and the end of the second pipe nipple 10 is with the second screw thread pin thread 102, and the end of interior drilling rod 11 is with the second screw thread box 111 coordinated with the second screw thread pin thread 102.
As shown in Figure 2, between the first adjacent pipe nipple 8, spiral connects, and the two ends of the first pipe nipple 8 are respectively with the 3rd screw thread box 81 and the 3rd screw thread pin thread 82; Outer drilling rod 9 is connected with the first pipe nipple 8 spiral, and the end of outer drilling rod 9 to coordinate with the 3rd screw thread pin thread 82 of the first pipe nipple 8 end with the 4th screw thread box the 91, four screw thread box 91 and is spirally connected.
In the utility model, the drive unit in unit head mount pad 2 drives main shaft 1 to rotate, and initiatively drives outer drilling rod 9 to rotate; Hydraulic motor 5 drives mandrel 3 to rotate, and mandrel 3 drives interior drilling rod 11 to rotate; Water flowing in the inside drilling rod 11 of water inlet water tap 12, current flow out from the lower end of interior drilling rod 11, reduce to drill through resistance; Current in annular space 4 in flowing between drilling rod 11 and outer drilling rod 9 flow out from pressure relief water tap 7.
In the utility model, interior drilling rod 11 can work with outer drilling rod 9 simultaneously, also can work independently as required, use flexibly.
More than describing is to explanation of the present utility model, and be not the restriction to utility model, the utility model limited range is see claim, and when without prejudice to spirit of the present utility model, the utility model can do any type of amendment.
Claims (5)
1. a native rock horizontal directional drilling machine drill rod assemblies, comprise main shaft (1), main shaft (1) is provided with unit head mount pad (2), the drive unit of drive shaft (1) is installed in unit head mount pad (2), it is characterized in that: also comprise the mandrel (3) be installed in main shaft (1) centre bore, with annular space (4) between the outer wall of mandrel (3) and the inwall of main shaft (1), one end of mandrel (3) is connected with hydraulic motor (5), hydraulic motor (5) is connected by installation sleeve (6) and unit head mount pad (2),
The both sides being positioned at unit head mount pad (2) are respectively arranged with into water water tap (12) and pressure relief water tap (7), water inlet water tap (12) is installed on the outer wall of mandrel (3) and is communicated with the central through hole of mandrel (3), and pressure relief water tap (7) is installed on the outer wall of main shaft (1) and is communicated with described annular space (4);
Outer drilling rod (9) is installed by multistage first pipe nipple (8) spiral in the end of described main shaft (1), interior drilling rod (11) is installed by multistage second pipe nipple (10) spiral in the end of mandrel (3), and interior drilling rod (11) is placed in the centre bore of outer drilling rod (9).
2. native rock horizontal directional drilling machine drill rod assemblies as claimed in claim 1, it is characterized in that: described second pipe nipple (10) is threaded connection with the end of mandrel (3), the end of mandrel (3) is with the first screw thread pin thread (31), and the end of the second pipe nipple (10) is with the first screw thread box (101) coordinated with the first screw thread pin thread (31).
3. native rock horizontal directional drilling machine drill rod assemblies as claimed in claim 1, it is characterized in that: the end of described interior drilling rod (11) and the end of the second pipe nipple (10) are threaded connection, the end of the second pipe nipple (10) is with the second screw thread pin thread (102), and the end of interior drilling rod (11) is with the second screw thread box (111) coordinated with the second screw thread pin thread (102).
4. native rock horizontal directional drilling machine drill rod assemblies as claimed in claim 1, it is characterized in that: between adjacent described first pipe nipple (8), spiral connects, and the two ends of the first pipe nipple (8) are respectively with the 3rd screw thread box (81) and the 3rd screw thread pin thread (82).
5. native rock horizontal directional drilling machine drill rod assemblies as claimed in claim 1, it is characterized in that: described outer drilling rod (9) is connected with the first pipe nipple (8) spiral, the end of outer drilling rod (9) is with the 4th screw thread box (91), and the 4th screw thread box (91) coordinates with the 3rd screw thread pin thread (82) of the first pipe nipple (8) end and is spirally connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520500731.2U CN204729004U (en) | 2015-07-10 | 2015-07-10 | Soil rock horizontal directional drilling machine drill rod assemblies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520500731.2U CN204729004U (en) | 2015-07-10 | 2015-07-10 | Soil rock horizontal directional drilling machine drill rod assemblies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204729004U true CN204729004U (en) | 2015-10-28 |
Family
ID=54387363
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520500731.2U Expired - Fee Related CN204729004U (en) | 2015-07-10 | 2015-07-10 | Soil rock horizontal directional drilling machine drill rod assemblies |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204729004U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104948111A (en) * | 2015-07-10 | 2015-09-30 | 无锡中地钻探装备有限公司 | Drill pipe assembly for horizontal directional drilling machine for land rock |
| CN111155929A (en) * | 2020-03-12 | 2020-05-15 | 中煤科工集团西安研究院有限公司 | Coal mine underground water hole prevention and control high-water-pressure water jacking directional drilling tool and drilling method |
-
2015
- 2015-07-10 CN CN201520500731.2U patent/CN204729004U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104948111A (en) * | 2015-07-10 | 2015-09-30 | 无锡中地钻探装备有限公司 | Drill pipe assembly for horizontal directional drilling machine for land rock |
| CN111155929A (en) * | 2020-03-12 | 2020-05-15 | 中煤科工集团西安研究院有限公司 | Coal mine underground water hole prevention and control high-water-pressure water jacking directional drilling tool and drilling method |
| CN111155929B (en) * | 2020-03-12 | 2021-07-02 | 中煤科工集团西安研究院有限公司 | Coal mine underground water hole prevention and control high-water-pressure water jacking directional drilling tool and drilling method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 Termination date: 20190710 |