CN109882093A - Twist drill rods - Google Patents
Twist drill rods Download PDFInfo
- Publication number
- CN109882093A CN109882093A CN201910198086.6A CN201910198086A CN109882093A CN 109882093 A CN109882093 A CN 109882093A CN 201910198086 A CN201910198086 A CN 201910198086A CN 109882093 A CN109882093 A CN 109882093A
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- Prior art keywords
- hole
- rod
- installation set
- connecting sleeve
- connecting column
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Abstract
The invention discloses a kind of twist drill rods, the present invention includes the fried dough twist body of rod, one end of the fried dough twist body of rod is provided with connecting column, the other end of the fried dough twist body of rod is provided with connecting hole, external screw thread is provided on connecting column, the internal screw thread to match with the external screw thread on connecting column is provided in connecting hole, torque transmission assemblies are provided in the connecting hole, the torque transmission assemblies include inner screw and connecting sleeve, the connecting sleeve is socketed on inner screw, and it is connected through a screw thread between inner screw, the end of connecting sleeve is provided with the first plane latch, middle part is provided with blind hole corresponding with connecting sleeve on the connecting column, the bottom of blind hole is provided with the second plane latch corresponding with the first plane latch.The present invention can share the torsional forces between connecting hole and connecting column when drilling rod tunnels between the first plane latch and the second plane latch between inner screw and connecting sleeve, reduce torsional forces and damage to the screw thread between connecting hole and connecting column.
Description
Technical field
The present invention relates to coal mining drill pipe arts, and in particular to a kind of twist drill rods.
Background technique
In coal mining, with the increase of drilling depth, drilling rod needs are a section to be lengthened, brill traditionally
Bar is typically all to be connected through a screw thread, and drilling rod is also by between drilling rod in the course of rotation when being attached
Connection carries out transmitting torque, is easy to generate destructive influences to the screw thread between drilling rod in this way.
Summary of the invention
It avoids generating the fluted drill destroyed to junction when the technical problem to be solved by the present invention is providing a kind of rotation
Bar.
To solve the above-mentioned problems, the present invention includes the fried dough twist body of rod, and one end of the fried dough twist body of rod is provided with connecting column,
The other end of the fried dough twist body of rod is provided with connecting hole, and external screw thread is provided on connecting column, be provided in connecting hole on connecting column
The internal screw thread that external screw thread matches is provided with torque transmission assemblies in the connecting hole, and the torque transmission assemblies include
Inner screw and connecting sleeve, one end of the inner screw are fixedly connected on the bottom of connecting hole, the central axis of inner screw with
The central axis of connecting hole is conllinear, and the connecting sleeve is socketed on inner screw, and is connected through a screw thread between inner screw,
The end of connecting sleeve is provided with the first plane latch, and middle part is provided with corresponding with connecting sleeve blind on the connecting column
Hole, the bottom of blind hole are provided with the second plane latch corresponding with the first plane latch；When the connecting hole and phase of the fried dough twist body of rod
The second plane in the first plane latch and blind hole when the connecting column of the adjacent fried dough twist body of rod is connected in place, in the connecting sleeve
Latch is connected to each other engagement.
As optimization, inner screw of the present invention is connected on the bottom surface of connecting hole by ring flange, inner screw and method
By being welded to connect between blue disk, it is bolted between ring flange and connecting hole by several connections.
As optimization, the first plane latch of the present invention includes installation set and the fluted disc for being fixed on installation set end,
The inner hole of the installation set is polygonal hole, and the end of the connecting sleeve is provided with and the polygonal hole phase in installation set
The polygonal hole of corresponding polygon shaft, installation set is socketed on the polygon shaft of connecting sleeve, and the outer diameter of installation set and institute
The outer diameter for stating connecting sleeve matches, and several counter sinks, connecting sleeve are arranged at intervals in the circumferential direction of the side wall of installation set
Polygon shaft on be provided with the one-to-one connecting screw hole of counter sink in installation set, be provided in each counter sink tight
Fixing bolt, and all fastening bolts are hexagon socket head cap screw, after fastening bolt fix in position, the head of fastening bolt is not dashed forward
For the outer surface of installation set.
As optimization, the engaging tooth on fluted disc of the present invention is arranged at intervals on the side of fluted disc along the circumferential direction of fluted disc
On edge, the fluted disc is fixedly connected on the end of installation set by several screws.
As optimization, the second plane latch of the present invention is bolted in the blind hole of connecting column.
As optimization, the fried dough twist body of rod of the present invention is double helix drilling rod.
The beneficial effects of the present invention are: the connecting hole of next drilling rod is docked to by the present invention when connecting adjacent drill pipes
On the connecting column of a upper drilling rod, the connecting sleeve in connecting hole is inserted into the blind hole of connecting column at this time, by driving drilling rod
Rotation so that the connecting hole of next drilling rod is threadedly coupled with the connecting column of a upper drilling rod, while connecting sleeve stretch to it is blind
In hole, until the threaded connection between connecting hole and connecting column fastens, the first plane latch in connecting sleeve is docked to blind hole
On the second interior plane latch, in drilling rod driving, between inner screw and connecting sleeve and the first plane latch and the second plane
The torsional forces between connecting hole and connecting column can be shared between latch, reduce torsional forces to the screw thread between connecting hole and connecting column
Damage.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is the structural schematic diagram before adjacent drill pipes connection；
Fig. 3 is enlarged diagram at A in Fig. 2；
Fig. 4 is the installation enlarged diagram of the first plane latch；
Fig. 5 is the structural schematic diagram after the completion of adjacent drill pipes connection；
Fig. 6 is the enlarged structure schematic diagram in Fig. 5 at B.
Wherein: 1, connecting column, 2, the fried dough twist body of rod, 3, connecting hole, 4, ring flange, 5, inner screw, 6, connecting sleeve, 7, installation
Set, 8, fluted disc, the 9, second plane latch, 6-1, polygon shaft.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.Therefore, below to the reality of the invention provided in the accompanying drawings
The detailed description for applying example is not intended to limit the range of claimed invention, but is merely representative of selected implementation of the invention
Example.Based on the embodiments of the present invention, obtained by those of ordinary skill in the art without making creative efforts
Every other embodiment, shall fall within the protection scope of the present invention.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, or be somebody's turn to do
Invention product using when the orientation or positional relationship usually put, be merely for convenience of description of the present invention and simplification of the description, without
It is that the device of indication or suggestion meaning or element must have a particular orientation, be constructed and operated in a specific orientation, therefore not
It can be interpreted as limitation of the present invention.In addition, term " first ", " second ", " third " etc. are only used for distinguishing description, and cannot manage
Solution is indication or suggestion relative importance.
Twist drill rods as shown in Figure 1, including the fried dough twist body of rod 2, the fried dough twist body of rod 2 is double helix drilling rod, described
One end of the fried dough twist body of rod 2 is provided with connecting column 1, and the other end of the fried dough twist body of rod 2 is provided with connecting hole 3, is provided on connecting column 1 outer
Screw thread is provided with the internal screw thread to match with the external screw thread on connecting column 1 in connecting hole 3, as in Figure 2-4, the connection
Torque transmission assemblies are provided in hole 3, the torque transmission assemblies include inner screw 5 and connecting sleeve 6, the inner screw
5 one end is fixedly connected on the bottom of connecting hole 3, and the inner screw 5 is connected on the bottom surface of connecting hole 3 by ring flange 4,
By being welded to connect between inner screw 5 and ring flange 4, it is bolted between ring flange 4 and connecting hole 3 by several connections.It is interior
The central axis of screw rod 5 is conllinear with the central axis of connecting hole 3, and the connecting sleeve 6 is socketed on inner screw 5, and with it is interior
It is connected through a screw thread between screw rod 5, the end of connecting sleeve 6 is provided with the first plane latch, and middle part is set on the connecting column 1
It is equipped with blind hole corresponding with connecting sleeve 6, the bottom of blind hole is provided with the second plane card corresponding with the first plane latch
Tooth 9；When the connecting hole 3 of the fried dough twist body of rod 2 is connect in place with the connecting column 1 of the adjacent fried dough twist body of rod 2, in the connecting sleeve 6
The first plane latch be connected to each other and engage with the second plane latch 9 in blind hole.
First plane latch described in the present embodiment includes installation set 7 and the fluted disc 8 for being fixed on 7 end of installation set, described
Installation set 7 inner hole be polygonal hole, the end of the connecting sleeve 6 is provided with and the polygonal hole phase in installation set 7
Corresponding polygon shaft 6-1, the polygonal hole of installation set 7 are socketed on the polygon shaft 6-1 of connecting sleeve 6, and installation set 7
Outer diameter and the outer diameter of the connecting sleeve 6 match, and several countersunk heads are arranged at intervals in the circumferential direction of the side wall of installation set 7
Hole is provided with and the one-to-one connecting screw hole of counter sink in installation set 7, Mei Gechen on the polygon shaft 6-1 of connecting sleeve 6
Fastening bolt is provided in head bore, and all fastening bolts are hexagon socket head cap screw, after fastening bolt fix in position, fastening
The head of bolt does not protrude from the outer surface of installation set.Engaging tooth on the fluted disc 8 is along the circumferential direction interval of fluted disc
It is arranged on the edge of fluted disc 8, the fluted disc 8 is fixedly connected on the end of installation set 7 by several screws, and described second
Plane latch 9 is bolted in the blind hole of connecting column 1.
Working principle: as shown in Fig. 2-Fig. 6, when connecting adjacent drill pipes, the connecting hole of next drilling rod is docked to
On the connecting column 1 of one drilling rod, the connecting sleeve 6 in connecting hole is inserted into the blind hole of connecting column 1 at this time, by driving drilling rod
Rotation, so that the connecting hole 3 of next drilling rod is threadedly coupled with the connecting column 1 of a upper drilling rod, while connecting sleeve 6 stretches to
In blind hole, until the threaded connection between connecting hole 3 and connecting column 1 fastens, the first plane latch in connecting sleeve 6 is docked to
On the second plane latch 9 in blind hole, in drilling rod driving, between inner screw 5 and connecting sleeve 6 and the first plane latch and the
The torsional forces between connecting hole 3 and connecting column 1 can be shared between two plane latchs 9, reduce torsional forces to connecting hole 3 and connecting column
Screw thread damage between 1.When disassembly, one of drilling rod is inverted, inner screw 5 is rotated together with drilling rod, and the rotation of inner screw 5 can be drawn
The first plane latch is played no longer to dock with the second plane latch 9.
Above-mentioned specific embodiment is only specific case of the invention, and scope of patent protection of the invention includes but is not limited to
The product form and style of above-mentioned specific embodiment, any claims of the present invention and any technical field of meeting
The appropriate changes or modifications that those of ordinary skill does it, all shall fall within the protection scope of the present invention.
Claims (6)
1. a kind of twist drill rods, including the fried dough twist body of rod, one end of the fried dough twist body of rod is provided with connecting column, the fried dough twist body of rod it is another
One end is provided with connecting hole, and external screw thread is provided on connecting column, is provided in connecting hole and matches with the external screw thread on connecting column
Internal screw thread, it is characterised in that: be provided with torque transmission assemblies in the connecting hole, the torque transmission assemblies include interior
Screw rod and connecting sleeve, one end of the inner screw are fixedly connected on the bottom of connecting hole, the central axis of inner screw and company
The central axis for connecing hole is conllinear, and the connecting sleeve is socketed on inner screw, and is connected through a screw thread between inner screw, even
The end of female connector pipe is provided with the first plane latch, and middle part is provided with corresponding with connecting sleeve blind on the connecting column
Hole, the bottom of blind hole are provided with the second plane latch corresponding with the first plane latch；When the connecting hole and phase of the fried dough twist body of rod
The second plane in the first plane latch and blind hole when the connecting column of the adjacent fried dough twist body of rod is connected in place, in the connecting sleeve
Latch is connected to each other engagement.
2. twist drill rods according to claim 1, it is characterised in that: the inner screw is connected to connection by ring flange
On the bottom surface in hole, by being welded to connect between inner screw and ring flange, pass through several connection bolts between ring flange and connecting hole
Connection.
3. twist drill rods according to claim 1, it is characterised in that: first plane latch includes installation set and consolidates
It is scheduled on the fluted disc of installation set end, the inner hole of the installation set is polygonal hole, and the end of the connecting sleeve is provided with
The polygonal hole of polygon shaft corresponding with the polygonal hole in installation set, installation set is socketed in the polygon shaft of connecting sleeve
On, and the outer diameter of installation set and the outer diameter of the connecting sleeve match, and setting is spaced in the circumferential direction of the side wall of installation set
Have several counter sinks, be provided on the polygon shaft of connecting sleeve with the one-to-one connecting screw hole of counter sink in installation set,
Fastening bolt is provided in each counter sink, and all fastening bolts are hexagon socket head cap screw, when fastening bolt fix in position
Afterwards, the head of fastening bolt does not protrude from the outer surface of installation set.
4. twist drill rods according to claim 3, it is characterised in that: the circumferential direction of engaging tooth on the fluted disc along fluted disc
Direction is arranged at intervals on the edge of fluted disc, and the fluted disc is fixedly connected on the end of installation set by several screws.
5. twist drill rods according to claim 1, it is characterised in that: second plane latch is bolted on
In the blind hole of connecting column.
6. twist drill rods according to claim 1, it is characterised in that: the fried dough twist body of rod is double helix drilling rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910198086.6A CN109882093B (en) | 2019-03-15 | 2019-03-15 | Twist drill rod |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910198086.6A CN109882093B (en) | 2019-03-15 | 2019-03-15 | Twist drill rod |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109882093A true CN109882093A (en) | 2019-06-14 |
| CN109882093B CN109882093B (en) | 2020-08-21 |
Family
ID=66932500
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910198086.6A Active CN109882093B (en) | 2019-03-15 | 2019-03-15 | Twist drill rod |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109882093B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552630A (en) * | 2019-10-15 | 2019-12-10 | 山东源运通矿山装备科技有限公司 | Electric coal drill rod |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201057188Y (en) * | 2007-04-17 | 2008-05-07 | 中国石油天然气集团公司 | Non-thread type transmission shaft connecting structure |
| CN101509357A (en) * | 2009-03-10 | 2009-08-19 | 河南理工大学 | Double-power low spiral auger and its processing method |
| CN102839927A (en) * | 2012-10-12 | 2012-12-26 | 重庆大学 | High-pressure water seal dual-power auger stem |
| CN202810648U (en) * | 2012-08-30 | 2013-03-20 | 河北省电力勘测设计研究院 | Small-size twist drill machine |
| CN202990907U (en) * | 2012-11-05 | 2013-06-12 | 重庆艾肯机电设备有限公司 | Easily-disassembled blade drill rod |
| CN205638265U (en) * | 2016-04-07 | 2016-10-12 | 山东高原圣隆抽油杆有限公司 | Prevent turning round and cup joint sucker rod |
-
2019
- 2019-03-15 CN CN201910198086.6A patent/CN109882093B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201057188Y (en) * | 2007-04-17 | 2008-05-07 | 中国石油天然气集团公司 | Non-thread type transmission shaft connecting structure |
| CN101509357A (en) * | 2009-03-10 | 2009-08-19 | 河南理工大学 | Double-power low spiral auger and its processing method |
| CN202810648U (en) * | 2012-08-30 | 2013-03-20 | 河北省电力勘测设计研究院 | Small-size twist drill machine |
| CN102839927A (en) * | 2012-10-12 | 2012-12-26 | 重庆大学 | High-pressure water seal dual-power auger stem |
| CN202990907U (en) * | 2012-11-05 | 2013-06-12 | 重庆艾肯机电设备有限公司 | Easily-disassembled blade drill rod |
| CN205638265U (en) * | 2016-04-07 | 2016-10-12 | 山东高原圣隆抽油杆有限公司 | Prevent turning round and cup joint sucker rod |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552630A (en) * | 2019-10-15 | 2019-12-10 | 山东源运通矿山装备科技有限公司 | Electric coal drill rod |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109882093B (en) | 2020-08-21 |
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| CP01 | Change in the name or title of a patent holder |
Address after: 273500 west of middle section of West Outer Ring Road, Zoucheng City, Jining City, Shandong Province Patentee after: Shandong Yanneng Taide Heavy Industry Co.,Ltd. Address before: 273500 west of middle section of West Outer Ring Road, Zoucheng City, Jining City, Shandong Province Patentee before: ZOUCHENG YANKUANG TAIDE INDUSTRY & TRADE Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |