CN107178319B - Novel drilling rod assembly device - Google Patents
Novel drilling rod assembly device Download PDFInfo
- Publication number
- CN107178319B CN107178319B CN201610133275.1A CN201610133275A CN107178319B CN 107178319 B CN107178319 B CN 107178319B CN 201610133275 A CN201610133275 A CN 201610133275A CN 107178319 B CN107178319 B CN 107178319B
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- CN
- China
- Prior art keywords
- joint
- drill rod
- sliding sleeve
- upper joint
- assembly device
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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.)
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B17/043—Threaded with locking means
Abstract
The invention relates to a novel drill rod assembling device, which comprises an upper joint and a lower joint which are respectively connected with an upper drill rod and a lower drill rod, wherein the upper joint and the lower joint can be screwed or loosened in a rotating way, and the upper joint and the lower joint are internally provided with a through channel, the lower joint is also circumferentially fixed with a sliding sleeve, the upper end of the sliding sleeve can prop against the lower joint to prevent the sliding sleeve from rotating along the axial direction, the direction of the sliding sleeve propping against the upper joint is opposite to the screwing direction of the upper joint and the lower joint, when the drill rod rotates forwards, the upper joint and the lower joint can be screwed more and more tightly, when the drill rod rotates reversely, the sliding sleeve props against the upper joint, so that the upper joint and the lower joint can be effectively prevented from being loosened when the drill rod rotates reversely, the invention can also realize automatic installation and disassembly, reduce manual operation and labor cost and improve working efficiency.
Description
Technical Field
The invention relates to a novel drill rod assembling device, and belongs to the field of construction machinery.
Background
The large pile driver used on the construction site has the vertical height of more than three fifty meters, does not comprise a drill rod penetrating into the underground, and is connected together one by one along with the penetration of the drilling soil, the upper drill rod and the lower drill rod are connected by a drill rod joint, and the conventional drill rod joint is mostly in a threaded connection mode. The threaded connection mode is that one joint is processed into an internal thread and an end surface spigot, the other joint which is in butt joint with the joint is processed into an external thread and an end surface spigot, the drill rods are driven by the power of a drilling machine to screw threads to connect two sections of drill rods, and the end surface spigot is in a tight fit state after the joints are screwed. And similarly, the two sections of drill rods are detached by driving the drill rods to unscrew the threads by the power of the drilling machine. Only the drill rod adopting the threaded connection mode can only implement forward rotation drilling operation, the drill rod can not be rotated reversely during construction operation, and otherwise, accidents that the drill rod or a drill bit falls into a hole can occur.
The invention patent with the existing Chinese patent number of 201510789151.4 and the name of 'a drill rod joint' discloses a drill rod joint, which comprises a male drill rod, a female drill rod, a snap ring and nuts, wherein the lower end surface of the male drill rod is provided with an inner spigot, the orifice of the inner spigot is provided with a chamfer, the circumferential outer wall of the male drill rod is provided with a groove, the upper end surface of the female drill rod is provided with an outer spigot matched with the inner spigot of the male drill rod, the circumferential outer wall of the female drill rod is provided with a groove same as the groove of the male drill rod, the circumferential outer wall of the snap ring is provided with two external threads, the circumferential inner wall of the snap ring is provided with a sealing groove and a bump which are symmetrical up and down, the male drill rod and the female drill rod are positioned and matched through the inner spigot, the snap ring is inserted into the groove of the circumferential outer walls of the male drill rod and the; in the technology, the drill rod joint can bear positive and negative rotation, but the disassembly of the drill rod joint needs manual operation, each section of drill rod needs manual operation, so that the working efficiency is greatly influenced, and the automatic work cannot be realized.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: in order to overcome the problems, the novel drill rod assembling device can realize positive and negative rotation and can realize automatic connection.
The technical scheme adopted by the invention for solving the technical problems is as follows:
the utility model provides a novel drilling rod assembly device, includes top connection and the lower clutch of being connected with last drilling rod and lower drilling rod respectively, the rotatable tightening or the rotation of top connection and lower clutch loosen, just be provided with the passageway that link up in top connection and the lower clutch, it is fixed with the sliding sleeve to go back circumference on the lower clutch, the sliding sleeve upper end can be contradicted the lower clutch prevents it along axial rotation, the sliding sleeve is contradicted the direction of top connection with the opposite direction is tightened with the lower clutch to the top connection.
Preferably, be provided with down the arch of contradicting on the sliding sleeve upper end terminal surface, be provided with the correspondence under the top connection on the terminal surface conflict bellied last conflict arch down, it can conflict to go up the conflict arch and be in conflict under on the arch or keep away from conflict arch down.
Preferably, the sliding sleeve can slide up and down on the lower joint, and an elastic part is further arranged between the sliding sleeve and the lower step at the bottom end of the lower joint.
Preferably, the lower conflict arch is the zigzag, follows the even interval arrangement of the up end of sliding sleeve is the annular, it is the zigzag to go up the conflict arch, follows the even interval arrangement of terminal surface is the annular under the top connection.
Preferably, the upper and lower interference protrusions have a right trapezoid shape or a right triangle shape.
Preferably, the lower joint comprises a frustum section arranged at the upper end, a polygonal section arranged below the frustum section and a transition section arranged below the polygonal section.
Preferably, the bottom end of the lower joint is also provided with a leakage-proof low section.
Preferably, an inner hole corresponding to the frustum section is formed in the upper joint, and an inner thread corresponding to the outer thread on the frustum section is formed in the inner hole.
Preferably, the upper end of the upper joint is further provided with an upper connecting part, and the upper connecting part is provided with a thread connected with an upper drill rod.
Preferably, the elastic member is a spring.
The invention has the beneficial effects that: (1) according to the invention, when the drill rod rotates forwards, the upper joint and the lower joint are screwed and can be tightened more and more, and when the drill rod rotates backwards, the sliding sleeve props against the upper joint, so that the situation that the upper joint and the lower joint are loosened when the drill rod rotates backwards can be effectively prevented.
(2) The sliding sleeve can slide up and down on the upper joint, an elastic piece is arranged between the sliding sleeve and the lower step at the bottom end of the lower joint, when the upper joint is abutted to the sliding sleeve, the elastic piece enables the lower end of the sliding sleeve to have a moving amount, when the sliding sleeve is disassembled, other automatic equipment can be adopted to press the sliding sleeve downwards, the abutting can be removed, and then the upper joint and the lower joint are rotated and loosened, so that the automatic assembling and disassembling can be realized, the manual operation and the labor cost are reduced, and the working efficiency is improved.
Drawings
The invention is further illustrated with reference to the following figures and examples.
FIG. 1 is a front view structural diagram of one embodiment of the novel drill pipe assembly apparatus of the present invention;
FIG. 2 is an exploded view of one embodiment of the novel drill pipe assembly apparatus of the present invention;
FIG. 3 is an enlarged view of portion A of FIG. 1;
FIG. 4 is a top view of the sliding sleeve of the present invention;
the labels in the figure are: 1-upper drill rod, 2-upper joint, 3-sliding sleeve, 4-lower joint, 5-elastic piece, 6-lower drill rod, 21-upper interference bulge, 22-upper connecting part, 31-lower interference bulge, 41-frustum section, 42-polygonal section, 43-lower step, 44-transition section and 45-leakage-proof low section.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.
The novel drill rod assembling device comprises an upper joint 2 and a lower joint 4 which are respectively connected with an upper drill rod 1 and a lower drill rod 6, the upper drill rod 1, the upper joint 2, the lower drill rod 6 and the lower drill rod can be connected in various detachable modes, such as threads, screws, clamping and the like, the upper joint 2 and the lower joint 4 can be screwed or unscrewed in a rotatable mode, the upper joint 2 and the lower joint 4 are connected through the screwed threads, a through channel is arranged in the upper joint 2 and the lower joint 4 and is used for pouring mortar, a sliding sleeve 3 is further circumferentially fixed on the lower joint 4, the upper end of the sliding sleeve 3 can abut against the upper joint 2 to prevent the sliding sleeve from rotating in the circumferential direction, in a specific embodiment, a limiting block can be arranged on the sliding sleeve 3 corresponding to the lower joint 4 and can abut against the lower joint 4 to prevent the rotating, and the lower joint 4 can also abut against by other modes of abutting or clamping and fixing, sliding sleeve 3 can slide on the lower clutch 4, screw up fixedly after upper clutch 2 and lower clutch 4, can block sliding sleeve 3 firmly, this moment sliding sleeve 3 conflicts upper clutch 2, sliding sleeve 3 conflicts the direction of upper clutch 2 with the opposite direction is screwed up to upper clutch 2 and lower clutch 4.
According to the invention, when the drill rod rotates forwards, the upper joint 4 and the lower joint 4 are screwed and can be screwed more and more tightly, when the drill rod rotates backwards, the sliding sleeve 3 props against the upper joint 2, so that the situation that the upper joint 4 and the lower joint 4 are loosened when the drill rod rotates backwards can be effectively prevented.
In the preferred embodiment, be provided with down conflict arch 31 on the terminal surface of 3 upper ends of sliding sleeve, be provided with on the terminal surface under the top connection 2 and correspond conflict arch 21 on the protruding 31 of conflict down, it can conflict in to go up conflict arch 21 conflict under on the protruding 31 of conflict or keep away from conflict arch 31 down.
In a preferred embodiment, as shown in fig. 2, the sliding sleeve 3 can slide up and down on the lower joint 4, an elastic member 5 is further disposed between the sliding sleeve 3 and a lower step 43 at the bottom end of the lower joint 4, the elastic member 5 allows the lower end of the sliding sleeve 3 to have a movement amount when the upper joint 2 abuts against the sliding sleeve 3, and other automatic devices can be used to press the sliding sleeve 3 downward during disassembly, so that the abutment can be released, and then the upper joint 2 and the lower joint 4 can be rotationally loosened, so that the present invention can realize automatic assembly and disassembly, reduce manual operation and labor cost, and improve work efficiency.
In a preferred embodiment, the lower protruding part 31 is a sawtooth shape, and is annular along the upper end surface of the sliding sleeve 3, and the upper protruding part 21 is a sawtooth shape, and is annular along the lower end surface of the upper joint 2.
In a preferred embodiment, the upper interference protrusion 21 and the lower interference protrusion 31 are in a right trapezoid shape or a right triangle shape, for example, as shown in the drawing, the upper interference protrusion 21 and the lower interference protrusion 31 are in a right trapezoid shape, as shown in fig. 3, the vertical surfaces thereof interfere with each other, and the inclined surfaces thereof can slide in or out, and this interference is most preferable, and the upper interference protrusion 21 slides in the lower interference protrusion 31 while the upper connector 2 and the lower connector 4 are tightened, but not limited thereto, and other interference shapes can be adopted.
In a preferred embodiment, the lower joint 4 includes a frustum section 41 disposed at an upper end, a polygonal section 42 disposed below the frustum section 41, and a transition section 44 disposed below the polygonal section 42, the polygonal section 42 is used for circumferentially fixing the sliding sleeve 3, and the sliding sleeve 3 is a polygon corresponding to the polygonal section 42 as shown in fig. 4.
In a preferred embodiment, the bottom end of the lower joint 4 is also provided with a leak-proof low section 45.
In a preferred embodiment, an inner hole corresponding to the frustum section 41 is formed in the upper joint 2, and an inner thread corresponding to an outer thread on the frustum section 41 is formed in the inner hole.
In a preferred embodiment, the upper end of the upper joint 2 is further provided with an upper connecting part 22, and the upper connecting part 22 is provided with a thread connected with the upper drill rod 1.
In a preferred embodiment, the elastic member 5 is a spring, but is not limited to a spring, and other elastic members 5 may be used.
In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (9)
1. A novel drill rod assembly device is characterized by comprising an upper joint and a lower joint which are respectively connected with an upper drill rod and a lower drill rod, wherein the upper drill rod and the upper joint, the lower drill rod and the lower joint are detachably connected, the upper joint and the lower joint can be screwed or unscrewed in a rotating manner, a through channel is arranged in the upper joint and the lower joint, a sliding sleeve is circumferentially fixed on the lower joint and can slide up and down on the lower joint, an elastic part is arranged between the sliding sleeve and a lower step at the bottom end of the lower joint, the lower joint comprises a transition section arranged at the lower end and a polygonal section arranged on the transition section, the polygonal section is used for being circumferentially fixed with the sliding sleeve, the sliding sleeve is a polygon corresponding to the polygonal section, a vertical surface and an inclined surface are arranged on the sliding sleeve, and a vertical surface and an inclined surface corresponding to the upper joint are arranged on the upper joint, the perpendicular of sliding sleeve is inconsistent with the perpendicular of top connection, the inclined plane of sliding sleeve contacts with the inclined plane of top connection, and the inclined plane can slide in or the roll-off, the sliding sleeve upper end can be contradicted the top connection prevents it along circumferential direction, the sliding sleeve is contradicted the direction of top connection with the opposite direction is screwed up to top connection and lower clutch.
2. The novel drill rod assembling device as claimed in claim 1, wherein a lower interference protrusion is provided on the upper end surface of the sliding sleeve, an upper interference protrusion corresponding to the lower interference protrusion is provided on the lower end surface of the upper joint, and the upper interference protrusion can interfere with the lower interference protrusion or be away from the lower interference protrusion.
3. The novel drill rod assembly device as recited in claim 2, wherein said lower protrusions are in the shape of saw-teeth and are arranged in a circular pattern at regular intervals along the upper end surface of said sliding sleeve, and said upper protrusions are in the shape of saw-teeth and are arranged in a circular pattern at regular intervals along the lower end surface of said upper joint.
4. The novel drill rod assembling device as recited in claim 2, wherein the upper and lower interference protrusions have a right trapezoid shape or a right triangle shape.
5. The novel drill rod assembly device as recited in claim 1, wherein the lower sub includes a frustum section disposed at an upper end.
6. The novel drill rod assembly device as recited in claim 1, wherein the bottom end of the lower sub is further provided with a leak-proof low section.
7. The novel drill rod assembly device as recited in claim 5, wherein an inner bore corresponding to the frustum section is provided in the upper joint, and an inner thread corresponding to the outer thread on the frustum section is provided in the inner bore.
8. The novel drill rod assembly device as claimed in claim 1, wherein the upper end of the upper joint is further provided with an upper connecting part, and the upper connecting part is provided with a thread connected with the upper drill rod.
9. The novel drill rod assembly device as recited in claim 1, wherein the resilient member is a spring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610133275.1A CN107178319B (en) | 2016-03-10 | 2016-03-10 | Novel drilling rod assembly device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610133275.1A CN107178319B (en) | 2016-03-10 | 2016-03-10 | Novel drilling rod assembly device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107178319A CN107178319A (en) | 2017-09-19 |
| CN107178319B true CN107178319B (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610133275.1A Active CN107178319B (en) | 2016-03-10 | 2016-03-10 | Novel drilling rod assembly device |
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| CN (1) | CN107178319B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107747477A (en) * | 2017-10-19 | 2018-03-02 | 山东祺龙海洋石油钢管股份有限公司 | Riser joints ratchet-type anti-rotation device |
| CN108706296A (en) * | 2018-05-24 | 2018-10-26 | 芜湖贝浩机械科技有限公司 | A kind of industrial automation equipment is linked up with pulley |
| CN109441366B (en) * | 2018-12-27 | 2023-09-26 | 河南理工大学 | Anchor cable complete drilling tool capable of rotating bidirectionally |
| NL2024141B1 (en) * | 2019-10-31 | 2021-07-19 | Itrec Bv | A locking arrangement and corresponding method |
| CN112576204B (en) * | 2020-10-18 | 2023-06-23 | 中煤科工集团重庆研究院有限公司 | Ratchet type drilling rod capable of rotating positively and negatively |
| CN112576203B (en) * | 2020-10-18 | 2023-06-23 | 中煤科工集团重庆研究院有限公司 | Self-locking drilling rod capable of rotating positively and negatively |
| CN112343521B (en) * | 2020-10-18 | 2023-06-09 | 中煤科工集团重庆研究院有限公司 | Ratchet self-locking type drilling rod capable of rotating positively and negatively |
| CN112664147B (en) * | 2020-12-07 | 2022-11-25 | 中煤科工集团重庆研究院有限公司 | Tooth-embedded stop type forward and reverse rotation drill rod |
| CN113482546B (en) * | 2021-08-19 | 2023-10-24 | 中煤科工集团重庆研究院有限公司 | Forward and reverse rotation drill rod |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4397484A (en) * | 1982-04-16 | 1983-08-09 | Mobil Oil Corporation | Locking coupling system |
| FR2525304B1 (en) * | 1982-04-19 | 1988-04-08 | Alsthom Atlantique | ANTI-SCREWING SECURITY DEVICE |
| NO20034158L (en) * | 2003-09-18 | 2005-03-21 | Hydralift Asa | Laser device of screwed-in rudder connection |
| CN105317384A (en) * | 2014-07-08 | 2016-02-10 | 江苏兴厦建设工程集团有限公司 | Drill pipe connected through cooperation of taper pipe threads and spline sliding sleeve |
| CN205532354U (en) * | 2016-03-10 | 2016-08-31 | 周兆弟 | Novel drilling rod assembly device |
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2016
- 2016-03-10 CN CN201610133275.1A patent/CN107178319B/en active Active
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| CN107178319A (en) | 2017-09-19 |
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