CN212454347U - Wellhead anti-falling device for petroleum drilling engineering - Google Patents
Wellhead anti-falling device for petroleum drilling engineering Download PDFInfo
- Publication number
- CN212454347U CN212454347U CN202021354500.2U CN202021354500U CN212454347U CN 212454347 U CN212454347 U CN 212454347U CN 202021354500 U CN202021354500 U CN 202021354500U CN 212454347 U CN212454347 U CN 212454347U
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- plate
- fixed
- wellhead
- rotating
- well head
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- Expired - Fee Related
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Abstract
The utility model belongs to the technical field of the oil drilling technique and specifically relates to a thing device is prevented falling by well head for oil drilling engineering, which comprises an cover plate, the apron lid is established on the well head, be connected through coupling mechanism between apron and the well head, the opening has been seted up on the apron, opening top both sides all are provided with the commentaries on classics board, all be fixed with the curb plate on the apron of commentaries on classics board both sides, changeing board one side and set up flutedly, one of them curb plate one side is fixed with the bull stick, bull stick one end is passed the recess and is changeed the board and fix on another curb plate, the bull stick overcoat is equipped with spacing spring. This thing device is prevented falling by well head fixes the device on the well head through fixed establishment, when the drill bit need insert the well head, only need rotate the board open opening can.
Description
Technical Field
The utility model relates to an oil drilling technical field especially relates to a thing device is prevented falling by well head for oil drilling engineering.
Background
The task of drilling a borehole from the surface using mechanical equipment or manual labor is known as drilling. Generally refers to the engineering of drilling boreholes and large diameter water-supply wells for the exploration or exploitation of liquid and gaseous minerals such as oil, gas, and the like. The application of well drilling in national economic construction is extremely wide. At present, rotary disc drill is widely used in oil (gas) fields in China for drilling. The main equipment comprises a derrick, an operation platform, a diesel engine, a drilling rig, a drilling tool, a slurry pump, a generator, test equipment, a fuel oil tank, a boiler and the like. In case of a wellhead falling accident in oil drilling, the falling objects such as bolts, crowbars, drill bits and the like can easily cause drill jamming and damage to underground instruments and equipment in the subsequent drilling process. The existing wellhead anti-falling device can be forgotten to be closed when the wellhead is opened, and if wind is high, parts are easy to blow from the opening into the wellhead, so that the wellhead anti-falling device for the oil drilling engineering is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem that the existing wind blows some parts into the well mouth from the opening easily, and providing a well mouth anti-falling device for oil drilling engineering.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a well head anti-falling device for oil drilling engineering, includes the apron, the apron lid is established on the well head, be connected through coupling mechanism between apron and the well head, the opening has been seted up on the apron, opening top both sides all are provided with the commentaries on classics board, all be fixed with the curb plate on the apron of commentaries on classics board both sides, commentaries on classics board one side is seted up flutedly, one of them curb plate one side is fixed with the bull stick, bull stick one end is passed the recess and is changeed the board and fix on another curb plate, the bull stick overcoat is equipped with spacing spring, spacing spring one end is fixed on the bull stick, the spacing spring other end is fixed at the recess lateral wall, the commentaries on classics board.
Preferably, the cover plate is provided with anti-skid grains.
Preferably, the connecting mechanism comprises a lower annular plate and an upper annular plate, the lower annular plate is fixed on the wellhead, the upper annular plate is fixed on the cover plate, and fixing mechanisms are arranged on the periphery between the lower annular plate and the upper annular plate.
Preferably, the fixing mechanism comprises a mounting hole and a threaded rod, the mounting hole is formed in the upper annular plate, the threaded rod is fixed on the lower annular plate, and one end of the threaded rod penetrates through the mounting hole and is connected with a nut.
Preferably, the limiting mechanism comprises a side rod, the side rod is fixed on the cover plate on one side of the rotating plate, and the side rod is connected with a limiting rotating plate in a rotating mode.
The utility model provides a pair of thing device is prevented falling by well head for oil drilling engineering, beneficial effect lies in: this thing device is prevented falling by well head fixes the device on the well head through fixed establishment, when the drill bit need insert the well head, only need rotate the commentaries on classics board open the opening can, when changeing the board when not atress, just can make the commentaries on classics board reset through spacing spring, close the opening and prevent that article from falling into in the well head from the opening.
Drawings
Fig. 1 is the utility model provides a well head anti-falling object device's for oil drilling engineering main view structure schematic diagram.
Fig. 2 is the utility model provides a structural schematic is overlooked to well head anti-falling device for oil drilling engineering.
Fig. 3 is the utility model provides a fixing mechanism structure sketch map of thing device is prevented falling by well head for oil drilling engineering.
In the figure: well head 1, apron 2, opening 3, lower crown plate 4, upper ring plate 5, fixed establishment 6, threaded rod 61, mounting hole 62, nut 63, side lever 7, curb plate 8, commentaries on classics board 9, bull stick 10, recess 11, spacing spring 12, spacing commentaries on classics board 13.
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.
Example 1
Referring to fig. 1-2, a wellhead falling object prevention device for petroleum drilling engineering comprises a cover plate 2, the cover plate 2 is covered on a wellhead 1, the cover plate 2 is provided with anti-slip lines, the cover plate 2 is connected with the wellhead 1 through a connecting mechanism, the cover plate 2 is provided with an opening 3, two sides above the opening 3 are provided with rotating plates 9, the cover plates 2 on two sides of the rotating plates 9 are respectively fixed with a side plate 8, one side of each rotating plate 9 is provided with a groove 11, one side of one side plate 8 is fixed with a rotating rod 10, one end of each rotating rod 10 passes through the groove 11 and the rotating plate 9 and is fixed on the other side plate 8, the rotating rod 10 is sleeved with a limiting spring 12, one end of the limiting spring 12 is fixed on the rotating rod 10, the other end of the limiting spring 12 is fixed on the side wall of the groove 11, two sides of the rotating plate 9 are both provided with limiting mechanisms, when a, when the rotating plate 9 is not stressed, the rotating plate 9 can be reset through the limiting spring 12 to close the opening 3 and prevent articles from falling into the wellhead 1 from the opening.
Example 2
Referring to fig. 1-3, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the connection mechanism includes a lower ring plate 4 and an upper ring plate 5, the lower ring plate 4 is fixed on the wellhead 1, the upper ring plate 5 is fixed on the cover plate 2, the fixing mechanism 6 is disposed around between the lower ring plate 4 and the upper ring plate 5, the fixing mechanism 6 includes a mounting hole 62 and a threaded rod 61, the mounting hole 62 is disposed on the upper ring plate 5, the threaded rod 61 is fixed on the lower ring plate 4, one end of the threaded rod 61 passes through the mounting hole 62 and is connected with a nut 63, and the cover plate 2 is fixed on the wellhead 1 by the fixing mechanism 6.
Example 3
Referring to fig. 1-2, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the limiting mechanism includes a side lever 7, the side lever 7 is fixed on the cover plate 2 on one side of the rotating plate 9, a limiting rotating plate 13 is connected to the side lever 7 in a rotating manner, and the rotating plate 9 can be limited by rotating the limiting rotating plate 13 to contact with the rotating plate 9.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (5)
1. The wellhead falling-proof device for the oil drilling engineering comprises a cover plate (2), wherein the cover plate (2) is covered on a wellhead (1), and is characterized in that the cover plate (2) is connected with the wellhead (1) through a connecting mechanism, an opening (3) is formed in the cover plate (2), rotating plates (9) are arranged on two sides above the opening (3), side plates (8) are fixed on the cover plates (2) on two sides of each rotating plate (9), a groove (11) is formed in one side of each rotating plate (9), a rotating rod (10) is fixed on one side of one side plate (8), one end of each rotating rod (10) penetrates through the groove (11) and the corresponding rotating plate (9) and is fixed on the other side plate (8), a limiting spring (12) is sleeved outside the rotating rod (10), one end of each limiting spring (12) is fixed on the corresponding rotating rod (10), and the other end of each limiting spring (12) is fixed on the side wall of the corresponding groove (11), and limiting mechanisms are arranged on two sides of the rotating plate (9).
2. The wellhead falling prevention device for the oil drilling project according to claim 1, characterized in that the cover plate (2) is provided with anti-skid lines.
3. The wellhead anti-falling device for the oil drilling engineering according to claim 1, characterized in that the connecting mechanism comprises a lower annular plate (4) and an upper annular plate (5), the lower annular plate (4) is fixed on the wellhead (1), the upper annular plate (5) is fixed on the cover plate (2), and fixing mechanisms (6) are arranged between the lower annular plate (4) and the upper annular plate (5) at the periphery.
4. A wellhead fall preventing device for oil drilling engineering according to claim 3, characterized in that the fixing mechanism (6) comprises a mounting hole (62) and a threaded rod (61), the mounting hole (62) is formed on the upper ring plate (5), the threaded rod (61) is fixed on the lower ring plate (4), and one end of the threaded rod (61) passes through the mounting hole (62) and is connected with a nut (63).
5. A wellhead fall-proof device according to claim 1, characterized in that the limiting mechanism comprises a side lever (7), the side lever (7) is fixed on the cover plate (2) at one side of the rotating plate (9), and a limiting rotating plate (13) is rotatably connected on the side lever (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021354500.2U CN212454347U (en) | 2020-07-11 | 2020-07-11 | Wellhead anti-falling device for petroleum drilling engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021354500.2U CN212454347U (en) | 2020-07-11 | 2020-07-11 | Wellhead anti-falling device for petroleum drilling engineering |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212454347U true CN212454347U (en) | 2021-02-02 |
Family
ID=74484409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021354500.2U Expired - Fee Related CN212454347U (en) | 2020-07-11 | 2020-07-11 | Wellhead anti-falling device for petroleum drilling engineering |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212454347U (en) |
-
2020
- 2020-07-11 CN CN202021354500.2U patent/CN212454347U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210202 Termination date: 20210711 |