CN203756063U - Drill stem device - Google Patents
Drill stem device Download PDFInfo
- Publication number
- CN203756063U CN203756063U CN201420078392.9U CN201420078392U CN203756063U CN 203756063 U CN203756063 U CN 203756063U CN 201420078392 U CN201420078392 U CN 201420078392U CN 203756063 U CN203756063 U CN 203756063U
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- CN
- China
- Prior art keywords
- pole
- rod set
- boring rod
- male joint
- joint
- 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.)
- Expired - Fee Related
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Abstract
The utility model provides a drill stem device which comprises N section rods sequentially connected in series, wherein N is larger than or equal to 2. Each section rod comprises a hollow inner pipe and an outer pipe which are concentrically arranged, M key bars are longitudinally arranged on the outer wall of each outer pipe, and M is larger than or equal to 2. The two ends of each section rod are provided with a male joint and a female joint respectively, the male joint of the rear section rod is matched with the female joint of the front section rod, and every two adjacent section rods are fixed through a fixing portion. Each male joint is of a hollow outer hexagonal structure, and each female joint is of a hollow inner hexagonal structure. The drill stem device comprises the section rods which are sequentially connected in series, so that adaptability is high; the male joint of the rear section rod is matched with the female joint of the front section rod so that the section rods can be simply assembled or disassembled; every two adjacent section rods are fixed through the fixing portion so that the whole drill stem device can bear large torsion and axial impact force, stability is good, and reliability is high; the key bars are longitudinally arranged on the outer wall of each outer pipe, so that a plurality of channels are formed between the wall of a hole and a drill stem to be communicated with the outer side of the hole, and the slagging effect is good.
Description
Technical field
The utility model relates to rig field, especially, relates to a kind of boring rod set.
Background technology
Existing drilling rod has following several: (1) conventional outer flat round bur bar, conventionally adopt taper thread form to connect, in use due to mechanical fatigue and production technology reason, often occurring screw thread is stuck, tool joint box is swollen, mouth causes the phenomenons such as drilling rod slide fastener and male thread twist off, cause drilling rod, drill bit to damage and lose and repeat construction, serious waste is drilled material and operating expenses; (2) king bolt drilling rod, on the basis of flat round bur bar, add helical blade outside, improve deslagging ability, but processed complex, when rod boring, resistance is large, and two ends of drill is generally four directions or six side's types of attachment, when connection, general semicircular opening pin or the bolt of adopting connects, because of the limitation of jackrod structure design, can not pass through at the spindle hole of all-hydraulic deep hole rig, when use, need artificial with spanner dismounting and change drilling rod; (3) triangular drill rod, conventionally be adapted at the shallow exploratory boring of weak seam or class coal rock layer, production technology adopts manual argon arc welding welding more, cause drilling rod moment of torsion lower, the unstability rotatablely moving due to the special-shaped poor footpath of drilling rod in the time creeping into, very easily damages the accessory such as clamper glue bucket of rig, causes frequent maintain and replace, greatly increase drilling operation cost, do not reached the requirement of deep drilling.
The existing best method for broken rock operating mode is down-hole hammer engineering method, down-hole hammer work realizes by axial high-frequency percussion vibrations, in work progress, drilling rod will be subject to the axial impact force of high frequency, drilling rod is also subject to the twisting force of unit head simultaneously, therefore, drilling rod stressed very complicated, the reliability that how to ensure it is a significant problem; The deslagging of down-hole hammer engineering method is gas-lift slag discharging simultaneously, and keeping the unobstructed of slagging channel is another one significant problem.
Therefore, inventing a kind of reliability drilling rod high and that deslagging is effective is significant.
Utility model content
The utility model object is to provide the boring rod set that a kind of reliability is high and deslagging is effective, and concrete technical scheme is as follows:
A kind of boring rod set, comprises N pole of series connection successively, and N is more than or equal to 2;
Described pole comprises hollow inner tube and the outer tube of concentric setting, is longitudinally provided with M key bar on the outer wall of described outer tube, and M is more than or equal to 2;
One end of described pole is provided with male joint, and one end is provided with female joint in addition, and the male joint of a rear pole and the female joint of last pole match, and are fixed by fixed part between the two;
Described male joint is the outer hexagonal structure of hollow, and described female joint is hexagonal structure in hollow.
Preferred in above technical scheme, described fixed part is Assembly of pin.
Preferred in above technical scheme, described Assembly of pin is arranged side by side and symmetrically arranged 2 bearing pins.
In order to reach better effect, the junction of the male joint of a rear pole and the female joint of last pole is provided with sealing device.
Preferred in above technical scheme, described sealing device is O RunddichtringO.
Preferred in above technical scheme, on the outer wall of described outer tube, be longitudinally equidistantly provided with 6-8 key bar.
Preferred in above technical scheme, the width of described key bar is 2-50mm, and the 0.6-0.95 that its length is described outer length of tube doubly.
Preferred in above technical scheme, described key bar is flat key or woodruff key or wedge key.
The utlity model has following beneficial effect:
(1) the utility model boring rod set comprises that multiple poles connect successively, and the concrete quantity of pole can be selected according to concrete operating mode, and applicability is wide; One end of pole is provided with the male joint of the outer hexagonal structure of hollow, and one end is provided with the female joint of hexagonal structure in hollow in addition, and the male joint of a rear pole and the female joint of last pole match, and the installation or removal operation between pole is simple, easy to use; Between two adjacent poles, be fixed by fixed part, make whole boring rod set can bear larger torsion and axial impact force, good stability, reliability is high; On the outer wall of outer tube, be longitudinally provided with multiple key bars, make to form outside the through hole of several passages between hole wall and drilling rod, gas carries dregs outside this passage tap, and deslagging is effective.
(2) in the utility model, fixed part is Assembly of pin, and preferably 2 bearing pins arranged side by side and symmetrically arranged, improve whole boring rod set and can bear larger torsion and axial impact force, good stability, and reliability is high.
(3) after in the utility model, the junction of the male joint of a pole and the female joint of last pole is provided with sealing device, is preferably O RunddichtringO, makes the inside of whole boring rod set form a complete hermetic passage, meets the needs of actual condition operation.
(4) on the utility model middle external tube, be longitudinally equidistantly provided with 6-8 key bar with and the design of size and dimension, structure is attractive in appearance, and makes to form outside the through hole of many passages between hole wall and drilling rod raising deslagging effect.
Except object described above, feature and advantage, the utility model also has other object, feature and advantage.Below with reference to figure, the utility model is described in further detail.
Brief description of the drawings
The accompanying drawing that forms the application's a part is used to provide further understanding of the present utility model, and schematic description and description of the present utility model is used for explaining the utility model, does not form improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the overall structure schematic diagram of the boring rod set of the utility model preferred embodiment 1;
Fig. 2 is the A-A sectional view of body 1.
Detailed description of the invention
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated, but the multitude of different ways that the utility model can limit and cover according to claim is implemented.
Embodiment 1:
A kind of boring rod set, refers to Fig. 1 and Fig. 2, specifically comprises 3 poles 1 of series connection successively, can also select according to the degree of depth of holing in actual condition the pole series connection of other quantity, and applicability is wide.
Described pole 1 comprises hollow inner tube 1-2 and the outer tube 1-3 of concentric setting, is longitudinally provided with 6 key bar 1-5 on the outer wall of described outer tube 1-3, also can select according to the actual requirements the key bar of other quantity; The width of described key bar 1-5 is 2-50mm, is preferably 20mm, and its length is 0.6-0.95 times of described outer tube 1-3 length, is preferably 0.9 times; Described key bar 1-5 is flat key or woodruff key or wedge key, the combination that can also select according to the actual requirements its shape or multiple shapes.The design of key bar makes to form outside the through hole of several passages between hole wall and drilling rod, and gas carries dregs outside this passage tap, and deslagging is effective.
One end of described pole 1 is provided with the male joint 1-1 of the outer hexagonal structure of hollow, one end is provided with the female joint 1-4 of hexagonal structure in hollow in addition, the male joint 1-1 male joint 1-1 of first pole 1 is connected with unit head, the female joint 1-4 of the 3rd pole 1 is connected with down-hole hammer, and the torsion of unit head is delivered to down-hole hammer by boring rod set.
The female joint 1-4 of the male joint 1-1 of the 2nd pole 1 and the 1st pole 1 matches, the female joint 1-4 of the male joint 1-1 of the 3rd pole 1 and the 2nd pole 1 matches, directly the male joint 1-1 of a rear pole 1 is inserted in the female joint 1-4 of last pole 1, installation or removal operation between pole is simple, easy to use.
Between the male joint 1-1 of a rear pole 1 and the female joint 1-4 of last pole 1, be fixed by fixed part 3, described fixed part 3 is Assembly of pin, preferably 2 bearing pins arranged side by side and symmetrically arranged, improve whole boring rod set and can bear larger torsion and axial impact force, good stability, reliability is high.
The junction of the male joint 1-1 of a rear pole 1 and the female joint 1-4 of last pole 1 is provided with sealing device 2, preferably O RunddichtringO, make the inside of whole boring rod set form a complete hermetic passage, meet the needs of actual condition operation, the gaseous mixture that passes lubrication oil, gas and the water of coming from unit head can arrive down-hole hammer smoothly, can well lubricate down-hole hammer, again can be well by outside dregs tap.
The male joint of pole 1 in boring rod set of the present utility model, female joint, inner tube, outer tube and key bar are and are welded, stabilized structure.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. a boring rod set, is characterized in that: comprise N the pole (1) of series connection successively, N is more than or equal to 2;
Described pole (1) comprises hollow inner tube (1-2) and the outer tube (1-3) of concentric setting, is longitudinally provided with M key bar (1-5) on the outer wall of described outer tube (1-3), and M is more than or equal to 2;
One end of described pole (1) is provided with male joint (1-1), one end is provided with female joint (1-4) in addition, the male joint (1-1) of a rear pole (1) matches with the female joint (1-4) of last pole (1), and is fixed by fixed part (3) between the two;
Described male joint (1-1) is the outer hexagonal structure of hollow, and described female joint (1-4) is hexagonal structure in hollow.
2. boring rod set according to claim 1, is characterized in that: described fixed part (3) is Assembly of pin.
3. boring rod set according to claim 2, is characterized in that: described Assembly of pin is arranged side by side and symmetrically arranged 2 bearing pins.
4. according to the boring rod set described in claim 1-3 any one, it is characterized in that: the male joint (1-1) of a rear pole (1) is provided with sealing device (2) with the junction of the female joint (1-4) of last pole (1).
5. boring rod set according to claim 4, is characterized in that: described sealing device (2) is O RunddichtringO.
6. boring rod set according to claim 1, is characterized in that: on the outer wall of described outer tube (1-3), be longitudinally equidistantly provided with 6-8 key bar (1-5).
7. boring rod set according to claim 6, is characterized in that: the width of described key bar (1-5) is 2-50mm, and its length is 0.6-0.95 times of described outer tube (1-3) length.
8. according to the boring rod set described in claim 6 or 7, it is characterized in that: described key bar (1-5) is flat key or woodruff key or wedge key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420078392.9U CN203756063U (en) | 2014-02-24 | 2014-02-24 | Drill stem device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420078392.9U CN203756063U (en) | 2014-02-24 | 2014-02-24 | Drill stem device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203756063U true CN203756063U (en) | 2014-08-06 |
Family
ID=51251351
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420078392.9U Expired - Fee Related CN203756063U (en) | 2014-02-24 | 2014-02-24 | Drill stem device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203756063U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110159201A (en) * | 2019-07-04 | 2019-08-23 | 交通运输部天津水运工程科学研究所 | A kind of drilling tool suitable for soft soil foundation Man-Hole digging |
| CN113090200A (en) * | 2021-05-12 | 2021-07-09 | 中煤特殊凿井有限责任公司 | Interpolation tuber pipe connects and tuber pipe suitable for large-scale shaft rig quick assembly disassembly |
| CN113482522A (en) * | 2021-08-09 | 2021-10-08 | 清远中科振宇机械有限公司 | Down-the-hole hammer pipe-following drilling tool and construction method thereof |
-
2014
- 2014-02-24 CN CN201420078392.9U patent/CN203756063U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110159201A (en) * | 2019-07-04 | 2019-08-23 | 交通运输部天津水运工程科学研究所 | A kind of drilling tool suitable for soft soil foundation Man-Hole digging |
| CN110159201B (en) * | 2019-07-04 | 2024-02-27 | 交通运输部天津水运工程科学研究所 | Drilling tool suitable for manual hole guiding of soft soil foundation |
| CN113090200A (en) * | 2021-05-12 | 2021-07-09 | 中煤特殊凿井有限责任公司 | Interpolation tuber pipe connects and tuber pipe suitable for large-scale shaft rig quick assembly disassembly |
| CN113482522A (en) * | 2021-08-09 | 2021-10-08 | 清远中科振宇机械有限公司 | Down-the-hole hammer pipe-following drilling tool and construction method thereof |
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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 |
Granted publication date: 20140806 Termination date: 20170224 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |