CN211397487U - Power head locking and connecting mechanism of rotary drilling rig - Google Patents
Power head locking and connecting mechanism of rotary drilling rig Download PDFInfo
- Publication number
- CN211397487U CN211397487U CN201922180190.0U CN201922180190U CN211397487U CN 211397487 U CN211397487 U CN 211397487U CN 201922180190 U CN201922180190 U CN 201922180190U CN 211397487 U CN211397487 U CN 211397487U
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- China
- Prior art keywords
- hole
- rod
- power head
- rotary drilling
- drilling rig
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- Expired - Fee Related
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- 238000005553 drilling Methods 0.000 title claims abstract description 31
- 230000007246 mechanism Effects 0.000 title claims abstract description 17
- 230000008878 coupling Effects 0.000 claims description 8
- 238000010168 coupling process Methods 0.000 claims description 8
- 238000005859 coupling reaction Methods 0.000 claims description 8
- 230000037431 insertion Effects 0.000 claims 1
- 238000003780 insertion Methods 0.000 claims 1
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 125000006850 spacer group Chemical group 0.000 description 8
- 230000009471 action Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model discloses a locking and connecting mechanism for a power head of a rotary drilling rig, which relates to the technical field of power head accessories of the rotary drilling rig and solves the technical problem that the prior power head only adopts a limiting pin to connect the power head with a drill rod, but the limiting pin falls off and the power head falls into the drill hole due to the insufficient fixation of the limiting rod, thereby improving the maintenance cost of the power head of the rotary drilling rig, the rotary drilling rig comprises a drill bit and a drill rod, wherein the drill bit is provided with a connecting groove, the drill bit is inserted on the drill rod through the connecting groove, the side wall surface of the drill bit is provided with a pair of mounting holes with the same structure, the drill rod is provided with a limiting hole, the limiting rod is inserted in the limiting hole, the utility model fixedly connects the drill bit and the drill rod through the limiting rod, and fixes the limiting rod through a locking structure, the spring can increase the pre-tightening effect of the locking device, and further improve the stability of the locking device.
Description
Technical Field
The utility model relates to a dig quick-witted unit head accessory technical field soon, specifically be a dig rig unit head locking coupling mechanism soon.
Background
With the development of the society and the improvement and improvement of science and technology, the development of mechanization is gradually promoted, the use of a rotary drilling rig is not avoided no matter mountain mining or mine mining at the present stage, when the rotary drilling rig is used, the most important component is the power head, but the power head only adopts a limiting pin to connect the power head and a drill rod, but the limiting pin is not firmly fixed, so that the limiting pin falls off, the power head falls off and falls into a drill hole, and the maintenance cost of the power head of the rotary drilling rig is improved.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a dig rig unit head locking coupling mechanism soon has solved current unit head and has only adopted the spacer pin to be connected unit head and drilling rod, nevertheless because the spacer pin is fixed firm inadequately to make the spacer pin drop, and then make the unit head drop, and in dropping the drilling, improved the unit head cost of maintenance's that digs the rig soon technical problem.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides a dig rig unit head locking coupling mechanism soon, includes drill bit and drilling rod, be equipped with the spread groove on the drill bit, the drill bit passes through the spread groove cartridge on the drilling rod, set up the same mounting hole of a pair of structure on the drill bit lateral wall face, spacing hole has been seted up on the drilling rod, spacing downthehole cartridge has the gag lever post, and the mounting hole is run through at the gag lever post both ends, fixed mounting has locking structure on the spread groove outside wall, locking structure is connected with gag lever post one end.
Preferably, the locking structure comprises a pair of supporting plates with the same structure, the supporting plates are respectively provided with a first through hole, one end of the limiting rod is provided with a second through hole, a threaded rod is inserted between the first through hole and the second through hole, one end of the threaded rod is fixedly provided with a baffle, and the other end of the threaded rod is screwed with a fixing nut.
Preferably, the circle centers of the first through hole and the second through hole are located on the same horizontal line.
Preferably, the threaded rod is sleeved with a spring, and one end of the spring is fixedly connected with the baffle.
Preferably, the connecting groove and the drill rod inserting end are both rectangular structures.
Preferably, the circle centers of the mounting hole and the limiting hole are located on the same horizontal line, and the diameter of the mounting hole is the same as that of the limiting hole.
Preferably, the other end of the limiting rod is fixedly provided with a mounting plate, and the mounting plate is fixedly provided with a pull ring.
Advantageous effects
The utility model provides a dig rig unit head locking coupling mechanism soon has solved current unit head and has only adopted the spacer pin to be connected unit head and drilling rod, nevertheless because the spacer rod is fixed firm inadequately to make the spacer pin drop, and then make the unit head drop, and fall in the drilling, improved the technical problem who digs the unit head cost of maintenance of rig soon, the utility model discloses a spacer rod is with drill bit and drilling rod fixed connection to fix the spacer rod through locking the structure, thereby prevent that drill bit and drilling rod from droing, wherein the spring can be so that increase locking device's pretension effect, and then improve locking device's stability.
Drawings
Fig. 1 is the utility model relates to a dig rig unit head locking coupling mechanism's owner soon and look structure schematic diagram.
Fig. 2 is the utility model relates to a dig rig unit head locking coupling mechanism soon and look sideways at schematic diagram.
In the figure: 1-a drill bit; 2-a drill rod; 3-connecting grooves; 4-mounting holes; 5-limiting holes; 6-a limiting rod; 7-a support plate; 8-a first via; 9-a second via; 10-a threaded rod; 11-a baffle plate; 12-a fixing nut; 13-a spring; 14-a mounting plate; 15-a pull ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a rotary drilling rig power head locking connection mechanism comprises a drill bit 1 and a drill rod 2, wherein a connection groove 3 is arranged on the drill bit 1, the drill bit 1 is inserted into the drill rod 2 through the connection groove 3, a pair of mounting holes 4 with the same structure are formed in the side wall surface of the drill bit 1, a limiting hole 5 is formed in the drill rod 2, a limiting rod 6 is inserted into the limiting hole 5, two ends of the limiting rod 6 penetrate through the mounting holes 4, a locking structure is fixedly mounted on the outer side wall surface of the connection groove 3 and connected with one end of the limiting rod 6, the locking structure comprises a pair of supporting plates 7 with the same structure, a first through hole 8 is formed in each of the pair of supporting plates 7, a second through hole 9 is formed in one end of the limiting rod 6, a threaded rod 10 is inserted between the first through hole 8 and the second through hole 9, and a baffle plate 11 is fixedly, the utility model discloses a drilling rod, including threaded rod 10, baffle 11, spread groove 3 and drilling rod 2, threaded rod 10 has screwed coupling to have had fixation nut 12 on the other end, the first through-hole 8 and the 9 centre of a circle department of second through-hole are located same water flat line, the cover is equipped with spring 13 on the threaded rod 10, spring 13 one end and baffle 11 fixed connection, the end of pegging graft of spread groove 3 and drilling rod 2 is the rectangle structure, the mounting hole 4 and the 5 centre of a circle in spacing hole are located same water flat line, and the diameter of mounting hole 4 is the same with the 5 diameters in spacing hole, fixed mounting has mounting panel 14 on the 6 other ends.
The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.
Example (b): as can be seen from fig. 1-2 of the specification, in use, the drill bit 1 is inserted into the drill rod 2 through the connecting groove 3, and since the connecting end between the connecting groove 3 and the drill rod 2 is rectangular, the torsion resistance between the drill rod 2 and the drill bit 1 is large, the drill bit 1 and the drill rod 2 are protected, after the drill rod 2 is inserted into the connecting groove 3, the mounting hole 4 corresponds to the limiting hole 5, one end of the limiting rod 6 passes through the mounting hole 4 and the limiting hole 5, so that the drill bit 1 is fixed on the drill rod 2, since the penetrating end of the limiting rod 6 is exposed and located between the pair of supporting plates 7, the first through hole 8 on the supporting plate 7 and the second through hole 9 on the limiting rod 6 are located on the same horizontal line, at this time, the threaded rod 10 is inserted into the first through hole 8 and penetrates through the second through hole 9, and one end of the threaded rod 10 is exposed out of, the threaded rod 10 is fixed, wherein during screwing the fixing nut 12, the spring 13 is compressed by the action between the baffle plate 11 and the support plate 7, so that the friction force between the fixing nut 12 and the support plate 7 is increased, and the fixing nut 12 is prevented from loosening.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
Claims (7)
1. The utility model provides a dig rig unit head locking coupling mechanism soon, includes drill bit (1) and drilling rod (2), be equipped with spread groove (3) on drill bit (1), drill bit (1) is through spread groove (3) cartridge on drilling rod (2), its characterized in that, a pair of mounting hole (4) that the structure is the same have been seted up on drill bit (1) side wall face, spacing hole (5) have been seted up on drilling rod (2), spacing hole (5) interpolation is equipped with gag lever post (6), and gag lever post (6) both ends run through mounting hole (4), fixed mounting has locking structure on spread groove (3) outside wall, locking structure is connected with gag lever post (6) one end.
2. The rotary drilling rig power head locking connection mechanism is characterized by comprising a pair of support plates (7) with the same structure, wherein the support plates (7) are respectively provided with a first through hole (8), one end of the limiting rod (6) is provided with a second through hole (9), a threaded rod (10) is inserted between the first through hole (8) and the second through hole (9), one end of the threaded rod (10) is fixedly provided with a baffle (11), and the other end of the threaded rod (10) is screwed with a fixing nut (12).
3. The rotary drilling rig power head locking and connecting mechanism according to claim 2, wherein the circle centers of the first through hole (8) and the second through hole (9) are located on the same horizontal line.
4. The rotary drilling rig power head locking and connecting mechanism according to claim 2, wherein a spring (13) is sleeved on the threaded rod (10), and one end of the spring (13) is fixedly connected with the baffle (11).
5. The rotary drilling rig power head locking connection mechanism is characterized in that the connection groove (3) and the insertion end of the drill rod (2) are both rectangular structures.
6. The rotary drilling rig power head locking and connecting mechanism according to claim 1, wherein circle centers of the mounting hole (4) and the limiting hole (5) are located on the same horizontal line, and the diameter of the mounting hole (4) is the same as that of the limiting hole (5).
7. The rotary drilling rig power head locking and connecting mechanism according to claim 1, characterized in that a mounting plate (14) is fixedly mounted at the other end of the limiting rod (6), and a pull ring (15) is fixedly mounted on the mounting plate (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922180190.0U CN211397487U (en) | 2019-12-06 | 2019-12-06 | Power head locking and connecting mechanism of rotary drilling rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922180190.0U CN211397487U (en) | 2019-12-06 | 2019-12-06 | Power head locking and connecting mechanism of rotary drilling rig |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211397487U true CN211397487U (en) | 2020-09-01 |
Family
ID=72208539
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922180190.0U Expired - Fee Related CN211397487U (en) | 2019-12-06 | 2019-12-06 | Power head locking and connecting mechanism of rotary drilling rig |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211397487U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112160721A (en) * | 2020-10-19 | 2021-01-01 | 高俊亭 | Geological guiding drilling structure with detachable near drill bit |
-
2019
- 2019-12-06 CN CN201922180190.0U patent/CN211397487U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112160721A (en) * | 2020-10-19 | 2021-01-01 | 高俊亭 | Geological guiding drilling structure with detachable near drill bit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200901 |
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| CF01 | Termination of patent right due to non-payment of annual fee |