CN216461956U - Well head area is pressed drilling anchoring device - Google Patents
Well head area is pressed drilling anchoring device Download PDFInfo
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- CN216461956U CN216461956U CN202123127216.9U CN202123127216U CN216461956U CN 216461956 U CN216461956 U CN 216461956U CN 202123127216 U CN202123127216 U CN 202123127216U CN 216461956 U CN216461956 U CN 216461956U
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- moving
- support column
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Abstract
The utility model relates to a well head operation field specifically is a well head area is pressed and is driped anchor device, including anchoring mechanism, moving mechanism and drilling mechanism, anchoring mechanism includes junction tube, and moving mechanism includes moving member and connecting sleeve, and the moving member can be dismantled with junction tube and be connected, and connecting sleeve fixes on the moving member, and drilling mechanism includes the drilling rod, and the drilling rod can stretch into in the junction tube through connecting sleeve. The utility model discloses a relative position between adjustment hole area and the flange makes the connecting sleeve be in different positions, can make the area take the pressure drilling machine to drill at different positions. The hole belt is adjusted for many times, so that the drilling machine with pressure can drill holes at different positions of the steel plate for many times until the steel plate at the wellhead is drilled. The device is convenient to install and simple to operate.
Description
Technical Field
The utility model relates to a well head operation field specifically is a well head area is pressed and is drilled anchoring device.
Background
At present, aiming at well mouth rectification and improvement of old wells and abandoned wells in which liquid exists, the traditional mode is that a well mouth oil pipe steel plate 2 on a well mouth sleeve steel plate 1 shown in figure 1 is drilled in a mode of drilling under pressure, after a round hole with the diameter of about 30mm is drilled, the liquid in a shaft needs to be discharged in modes of open flow and the like, and then the rest of well mouth oil pipe steel plates 2 are cut in a gas cutting mode of oxygen and acetylene. The disadvantage of this is that the drill rod of the belt pressure drilling machine slips when drilling, the blowout time is long, if the liquid is continuously returned from the shaft, the gas cutting construction cannot be performed, because if the liquid is continuously returned, the heat required by the gas cutting cannot be achieved, and if the returned liquid is flammable and explosive, the safety accidents such as explosion and fire can occur, so the gas cutting cannot be performed.
In the prior art, a connecting sleeve is fixed on a wellhead casing steel plate 1, and a hole matched with a drill rod is formed in the connecting sleeve so as to position the drill rod, and the drill rod extends into the connecting sleeve to construct a shaft oil pipe steel plate 2. However, this has the disadvantage that only one hole can be drilled, and because the connection sleeve is fixed on the wellhead casing steel plate 1 and cannot move, a gas cutting mode is required, which affects the construction efficiency and increases certain danger, because the gas cutting can be used after the liquid discharge is completed, and safety accidents such as explosion, fire and the like can also happen.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a drilling anchoring device is pressed in well head area is favorable to a plurality of position constructions to well head oil pipe steel sheet, does not need the mode processing of gas cutting, reduces the engineering time to reduce the probability of incident such as explosion, conflagration.
In order to achieve the purpose, the technical scheme of the utility model a well head area is pressed and is drilled anchoring device is provided, including anchoring mechanism, moving mechanism and drilling mechanism, anchoring mechanism includes junction tube, and moving mechanism includes moving member and connecting sleeve, and the moving member can be dismantled with junction tube and be connected, and connecting sleeve fixes on the moving member, and drilling mechanism includes the drilling rod, and the drilling rod can stretch into in the junction tube through connecting sleeve.
The technical effect of the scheme is as follows: the drill rod stretches into in the connecting stub, and the connecting sleeve is spacing to the drill rod, avoids the drill rod to skid when just drilling. Secondly, change moving mechanism's position when needing the adjustment drilling position, dismantle the moving member from the junction pipe promptly, remove to preset position, install the moving member on the junction pipe again, make drilling mechanism all drill out a hole in the different position of well head oil pipe steel sheet, can bore well head oil pipe steel sheet at last, set up more than the adoption, then need not adopt the mode of gas cutting, just can not wait for the time of discharging liquid again, and the efficiency of construction is improved, and the security of construction is improved, can avoid the explosion, incident such as conflagration.
Furthermore, the moving mechanism further comprises a fixing piece, a through groove is formed in the moving piece, the fixing piece penetrates through the through groove in the moving piece and can be fixed on the short connecting pipe below the moving piece, and the moving piece is connected with the fixing piece in a sliding mode through the through groove.
Through the relative position of adjustment moving member, make connecting sleeve be in different positions, can make drilling mechanism carry out drilling many times in the different positions of well head oil pipe steel sheet, remove well head oil pipe steel sheet until boring. The drilling mechanism has the advantages that the drilling mechanism is convenient to install and simple to operate due to the adoption of the above arrangement, the drilling in multiple directions of the drilling mechanism on the oil pipe steel plate is realized, the construction efficiency is improved, the steel plate does not need to be cut off in a gas cutting mode after liquid is discharged, the waiting time is shortened, and meanwhile, the construction safety is also improved.
Furthermore, the anchoring mechanism further comprises a flange plate, one end of the flange plate is connected with the short connecting pipe, a plurality of threaded holes are formed in the flange plate, and the fixing piece penetrates through the through groove in the moving piece and is in threaded connection with the flange plate.
The connecting sleeve on the connecting short pipe and the moving part is connected through the flange plate, and the flange plate is provided with a plurality of threaded holes which can be matched with the fixing part without forming holes on other parts, so that the fixing of the connecting sleeve is realized, and meanwhile, the connecting sleeve is convenient to change in different directions, and the drilling in multiple directions of the oil pipe steel plate is realized.
Further, drilling mechanism still includes the support column, and the drilling rod rotates with the support column to be connected, and the support column can be located connecting sleeve.
When the lower extreme of support column just contacted with the connecting sleeve, realize the spacing of drilling rod, prevent that the drilling rod from skidding when just contacting with the oil pipe steel sheet. When the supporting column is positioned in the connecting sleeve and does not slide downwards any more, the steel plate of the oil pipe is drilled, and no drilling is needed, so that the construction efficiency is improved.
Further, the support column is in an inverted circular truncated cone shape.
When the lower extreme of support column just stretched into adapter sleeve, when realizing that the drilling rod is spacing, can also reduce adapter sleeve to the friction of support column, consequently the support column can relatively easily down slide to the drilling rod can be more swiftly down drill. When the support column was located connecting sleeve, drilling had been accomplished, can stop drilling, and at this moment connecting sleeve realizes the effect of support to drilling mechanism, can need not take out drilling mechanism from connecting sleeve, confirms the position of moving member after, take up drilling mechanism, drill once more.
Further, bolted connection has the driving piece on the support column, is fixed with the handrail on the driving piece.
By adopting the arrangement, the situation that the drilling work of the wellhead oil pipe steel plate cannot be realized due to the reverse thrust of the drilling mechanism in the drilling process is avoided.
Drawings
Fig. 1 is a schematic diagram of the prior art of a wellhead under-pressure drilling anchoring device of the present invention;
fig. 2 is a schematic diagram of an embodiment of the wellhead under-pressure drilling anchoring device of the present invention.
Detailed Description
The following is further detailed by way of specific embodiments:
reference numerals in the drawings of the specification include: the well head casing steel plate 1, well head oil pipe steel plate 2, junction pipe 3, ring flange 4, hole area 5, connecting sleeve 6, bolt 7, drilling rod 8, support column 9.
The first embodiment is as follows:
in the first embodiment, as shown in fig. 1 and 2, the anchoring mechanism, the moving mechanism and the drilling mechanism are sequentially included from bottom to top, as shown in fig. 2, the anchoring mechanism includes a junction pipe 3 and a flange 4, the lower end of the junction pipe 3 is connected to a wellhead casing steel plate 1 to be drilled as shown in fig. 1, a wellhead tubing steel plate 2 is provided on the wellhead casing steel plate 1, that is, the junction pipe 3 is welded to the wellhead casing steel plate 1 during drilling, the wellhead tubing steel plate 2 is located in the junction pipe 3, the upper end of the junction pipe 3 is welded to the flange 4, and the outer diameter of the junction pipe 3 is smaller than that of the wellhead casing steel plate 1 shown in fig. 1.
As shown in fig. 2, the moving mechanism includes a connecting sleeve 6, a moving member and a fixing member, the inner diameter of the upper portion of the connecting sleeve 6 is larger than the inner diameter of the lower portion of the connecting sleeve 6, the moving member is a band 5, and the fixing member is two bolts 7. The up end of ring flange 4 is opened has a plurality of screw holes, and it has logical groove to open on the hole area 5, and bolt 7 runs through logical groove and ring flange 4 threaded connection on the hole area 5, and the hole area 5 passes through bolt 7 promptly and can dismantle with ring flange 4 and be connected, and hole area 5 is through leading to groove and bolt 7 sliding connection, and hole area 5 is made by the billet.
The drilling mechanism comprises a drill rod 8, a support column 9 and a driving piece, wherein the driving piece is a servo motor, the model MR-J2S-100A of the servo motor is connected onto the support column 9 through a bolt, the drill rod 8 is connected with an output shaft flange of the servo motor, the drill rod 8 is rotatably connected with the support column 9, the outer diameter of the support column 9 is consistent with the inner diameter of the upper portion of the connecting sleeve 6, and after the drill rod 8 penetrates through the wellhead oil pipe steel plate 2, the support column 9 is located on the upper portion of the connecting sleeve 6.
The specific implementation process is as follows:
the connecting short pipe 3 is welded on the wellhead casing steel plate 1, the hole belt 5 is placed on the flange plate 4, and the two bolts 7 are locked on the flange plate 4, so that the hole belt 5 is positioned on the flange plate 4, and the connecting sleeve 6 is positioned on the flange plate 4. The drill rod 8 of the drilling mechanism extends into the connecting sleeve 6, and at the moment, the supporting column 9 is not in contact with the connecting sleeve 6 and cannot extend into the connecting sleeve 6, so that the drilling mechanism is held by hand to complete drilling. When the support column 9 just contacts the connecting sleeve 6, the connecting sleeve 6 plays a limiting role on the drill rod 8, and the drill rod 8 can be prevented from slipping when just contacting the wellhead oil pipe steel plate 2.
Continuing to move the drilling mechanism downwards, when the support column 9 is located in the connecting sleeve 6, it is indicated that the drill rod 8 has drilled the wellhead tubing steel plate 2, and the drilling is completed.
Loosening the bolt 7, moving the position of the hole belt 5, namely rotating the hole belt 5 or realizing the forward and backward sliding on the horizontal plane, locking the bolt 7 after determining the position, repeating the drilling process, drilling an opening on the wellhead oil pipe steel plate 2, and drilling the wellhead oil pipe steel plate 2 through multiple times of drilling.
The connecting sleeve 6 can move along the circumferential direction of the wellhead oil pipe steel plate 2, and the drill rod 8 drills the wellhead oil pipe steel plate 2, so that a closed ring is drilled. Certainly, the connecting sleeve 6 can also move along the radial direction of the wellhead oil pipe steel plate 2, when the distance between the two bolts 7 is the largest, the bolts 7 do not need to be loosened after the first drilling, the hole belt 5 can be slid firstly to realize the drilling, of course, the sliding distance of the hole belt 5 is very short, when the hole belt 5 moves rightwards, the left side of the hole belt 5 can interfere with the bolts 7 on the left side, the bolts 7 on the right side can also interfere with the connecting sleeve 6, at this time, only the bolts 7 can be loosened, the two bolts 7 are screwed down after the position of the hole belt 5 is determined, and the processes are repeated.
Example two:
the difference from the first embodiment is that the drill rod 8 comprises an upper part of the drill rod 8 and a lower part of the drill rod 8, the upper part of the drill rod 8 being smooth and the lower part of the drill rod 8 being a twist drill. The welding has the handrail on servo motor's the casing, and support column 9 is the radius truncated cone type.
The specific implementation process is as follows:
the operator's hand holds the handrail to avoid the reverse thrust of the drill rod 8 from causing the drill rod 8 to move upwards during drilling. The smooth part of the upper part of the drill rod 8 prevents the drill rod 8 from slipping when starting drilling after the drill rod 8 has been inserted into the coupling sleeve 6. Continuing to move downwards, support column 9 can stretch into connecting sleeve 6 in, because the external diameter of support column 9 lower extreme is less than the internal diameter of connecting sleeve 6, so when support column 9 just contacted and continued downward movement with connecting sleeve 6, reduced the friction of support column 9 with connecting sleeve 6, drilling rod 8 can more easily move downwards, reduces constructor's consumption.
The outer diameter of the upper end of the support 9 is the same as the inner diameter of the connecting sleeve 6, so that the support 9 will be located in the connecting sleeve 6, indicating that a circular hole has been drilled when the support 9 is located in the connecting sleeve 6.
The above description is only an example of the present invention, and the common general knowledge of the known specific structures and characteristics of the embodiments is not described herein. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (6)
1. The utility model provides a well head area is pressed drilling anchoring device which characterized in that: the drilling device comprises an anchoring mechanism, a moving mechanism and a drilling mechanism, wherein the anchoring mechanism comprises a connecting short pipe, the moving mechanism comprises a moving member and a connecting sleeve, the moving member is detachably connected with the connecting short pipe, the connecting sleeve is fixed on the moving member, the drilling mechanism comprises a drill rod, and the drill rod can stretch into the connecting short pipe through the connecting sleeve.
2. A wellhead under pressure borehole anchoring device according to claim 1, characterized in that: the moving mechanism further comprises a fixing piece, a through groove is formed in the moving piece, the fixing piece penetrates through the through groove in the moving piece and can be fixed on the short connecting pipe below the moving piece, and the moving piece is connected with the fixing piece in a sliding mode through the through groove.
3. A wellhead under pressure borehole anchoring device according to claim 2, characterized in that: the anchoring mechanism further comprises a flange plate, one end of the flange plate is connected with the short connecting pipe, a plurality of threaded holes are formed in the flange plate, and the fixing piece penetrates through the through groove in the moving piece and is in threaded connection with the flange plate.
4. A wellhead under pressure borehole anchoring device according to claim 3, characterized in that: the drilling mechanism further comprises a support column, the drill rod is rotatably connected with the support column, and the support column can be located in the connecting sleeve.
5. A wellhead under pressure borehole anchoring device according to claim 4, characterized in that: the support column is in an inverted frustum shape.
6. A wellhead under pressure borehole anchoring device according to claim 5, characterized in that: the bolted connection has the driving piece on the support column, is fixed with the handrail on the driving piece.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123127216.9U CN216461956U (en) | 2021-12-13 | 2021-12-13 | Well head area is pressed drilling anchoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123127216.9U CN216461956U (en) | 2021-12-13 | 2021-12-13 | Well head area is pressed drilling anchoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216461956U true CN216461956U (en) | 2022-05-10 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123127216.9U Active CN216461956U (en) | 2021-12-13 | 2021-12-13 | Well head area is pressed drilling anchoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216461956U (en) |
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2021
- 2021-12-13 CN CN202123127216.9U patent/CN216461956U/en active Active
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