CN210387668U - Special boring device for drill collar - Google Patents
Special boring device for drill collar Download PDFInfo
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- CN210387668U CN210387668U CN201921448966.6U CN201921448966U CN210387668U CN 210387668 U CN210387668 U CN 210387668U CN 201921448966 U CN201921448966 U CN 201921448966U CN 210387668 U CN210387668 U CN 210387668U
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- boring
- drill collar
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Abstract
The utility model discloses a special boring device for a drill collar, which comprises a bottom plate, wherein a boring mechanism is arranged on the bottom plate; the boring mechanism is used for boring the drill collar; the boring mechanism comprises a feeding component and a boring component, wherein the feeding component is used for feeding operation when the boring component drills a drill collar to bore. The utility model discloses conveniently realize the bore hole operation of drill collar, can make the bore hole part feed the bore hole operation of accomplishing the drill collar forward steadily, can improve the structural stability of bore hole part, prevent that the boring cutter from rocking, improve the longer drill collar bore hole effect of length, have stronger practicality.
Description
Technical Field
The utility model relates to a drill collar processing equipment technical field that is relevant especially relates to a special bore hole device of drill collar.
Background
The drill collar is located at the lowest part of the drill string and is the main component of the lower drilling assembly. The drill rod is mainly characterized in that the wall thickness is large, generally 38-53mm, equivalent to 4-6 times of the wall thickness of the drill rod, and the drill rod has large gravity and rigidity. In order to facilitate the tripping operation, a hanging slot and a slip slot can be processed on the outer surface of the internal thread of the drill collar.
The function of the drill collar is as follows: applying weight on bit to the drill bit; ensuring the necessary strength under the compression condition; the vibration, the swing, the jumping and the like of the drill bit are reduced, so that the drill bit works stably; and controlling the well deviation.
Drill collars are generally classified into 3 types: spiral drill collar, non-magnetic drill collar, integral drill collar.
The whole drill collar is a smooth thick-wall circular pipe, connecting threads are machined at two ends of the circular pipe, and the spiral drill collar is provided with 3 right-handed spiral grooves on the outer cylindrical surface of the circular drill collar so as to reduce the contact area with the well wall, effectively prevent differential pressure drill jamming and facilitate tripping operation, and a hanging clamp groove and a slip groove can be machined on the outer surface of the internal thread of the drill collar.
Because the length of the drill collar is long, and the extensible length of the existing boring device is limited, multi-section boring operation needs to be carried out to complete the boring operation of the drill collar, the boring efficiency of the drill collar is greatly reduced in the mode, meanwhile, in the multi-section boring operation process, the position of the drill collar needs to be continuously adjusted and clamped again, the clamping position is possibly cheap in the multi-clamping process, the boring precision is influenced, and therefore how to complete the boring operation of the drill collar through one boring operation is achieved, and the problem to be solved in the boring operation of the drill collar is solved urgently.
SUMMERY OF THE UTILITY MODEL
The utility model provides a special bore hole device of drill collar to solve the not enough of above-mentioned prior art, conveniently realize the bore hole operation of drill collar, can make the bore hole part feed the bore hole operation of accomplishing the drill collar forward steadily, can improve the structural stability of bore hole part, prevent that the boring cutter from rocking, improve the longer drill collar bore hole effect of length, have stronger practicality.
In order to realize the purpose of the utility model, the following technologies are adopted:
a boring device special for a drill collar comprises a bottom plate, wherein a boring mechanism is arranged on the bottom plate;
the boring mechanism is used for boring the drill collar;
the boring mechanism comprises a feeding component and a boring component, wherein the feeding component is used for feeding operation when the boring component drills a drill collar to bore;
the feeding part comprises fixed seats, the lower ends of the fixed seats are fixedly installed at the two ends of the bottom plate, supporting plates are fixedly installed on the fixed seats in an upward extending mode, side convex plates are formed on the two side walls of the supporting plates in an outward extending mode, upward extending plates are formed on the top ends of the supporting plates in an upward extending mode, screw rods are assembled between the upward extending plates, guide rods are fixedly installed between the side convex plates, one ends of the screw rods extend out of the upward extending plates, and driving units used for driving the screw rods to rotate are arranged at the extending ends of the screw rods;
the upper end of the boring part is assembled on the screw rod, and the two sides of the boring part penetrate through the guide rod.
Further, the bore hole part includes the motion board, the motion board upper end upwards takes shape with extending, the motion board both sides take shape with extending outward has the epitaxial plate, the screw rod is revolved in the upper ledge, the guide arm all wears in the epitaxial plate, the motion board middle part is circular structure, the installation of motion board outer wall is fixed with the bore hole motor, be connected with the pivot on the output shaft of bore hole motor, the other end of pivot is equipped with the boring cutter, the installation of motion board inner wall is fixed with rotates the locating part, it locates in the pivot to rotate the locating part cover, take place to rock when being used for preventing the pivot rotation.
Furthermore, the rotation limiting part comprises an arc plate which is fixed on the arc plate in a circumferential array mode, the arc plate is fixedly provided with bearings in an equally spaced array mode, the rotating shaft is assembled on the bearings, the outer wall of the arc plate is fixedly provided with an angle supporting plate, and the other end of the angle supporting plate is fixedly arranged on the inner wall of the moving plate.
Furthermore, the upper end of the supporting plate is provided with a through hole in a penetrating way, and the boring motor penetrates through the through hole.
Further, the drive unit is fixed in the fixed plate of one of them backup pad outer wall including the installation, and the fixed plate installation is fixed with the motor, and the output shaft of motor is equipped with the drive wheel, and the drive wheel is around having the belt a plurality of, and the other end of belt is equipped with from the driving wheel, assembles on the extension of screw rod from the driving wheel.
The technical scheme has the advantages that:
1. the boring mechanism is used for boring operation of the drill collar. The boring mechanism comprises a feeding component and a boring component, wherein the feeding component is used for feeding operation of the boring component during boring of the drill collar, the feeding component firstly ensures that the boring component does not have adverse effect on boring of the drill collar in the feeding process, and secondly ensures the stability of the movement and feeding movement of the boring component, the feeding mechanism mainly comprises a supporting plate, a screw rod and a guide rod, the screw rod is used for driving the boring mechanism to move forwards in a feeding manner, the guide rod plays a guiding role in the guiding process, and meanwhile, in order to avoid the influence of the screw rod and the guide rod on the boring of the drill collar, the screw rod and the guide rod are distributed in a triangular shape, so that the drill collar is conveniently prevented from being arranged on the boring mechanism, and boring operation is conveniently realized; the boring part consists of a moving plate, a boring motor, a rotating shaft and a rotating limiting part, wherein the upper end of the moving plate is assembled on the screw rod, and two sides of the moving plate penetrate through the guide rod;
2. the utility model discloses conveniently realize the bore hole operation of drill collar, can make the bore hole part feed the bore hole operation of accomplishing the drill collar forward steadily, can improve the structural stability of bore hole part, prevent that the boring cutter from rocking, improve the longer drill collar bore hole effect of length, have stronger practicality.
Drawings
Fig. 1 shows a first three-dimensional structure of the present invention.
Fig. 2 shows a second three-dimensional structure of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1-2, a boring device special for a drill collar comprises a base plate 1, wherein a boring mechanism 2 is arranged on the base plate 1, the boring mechanism 2 is used for boring the drill collar, the boring mechanism 2 comprises a feeding component and a boring component, and the feeding component is used for feeding operation of the boring component during boring the drill collar.
The feeding component comprises fixed seats 20 fixed at two ends of the bottom plate 1 at the lower ends, supporting plates 21 are fixed on the fixed seats 20 in an upward extending mode, side convex plates 210 are formed on two side walls of each supporting plate 21 in an outward extending mode, upper extending plates 211 are formed at the top ends of the supporting plates 21 in an upward extending mode, screw rods 22 are assembled between the upper extending plates 211, guide rods 23 are fixed between the side convex plates 210 in an installing mode, one ends of the screw rods 22 extend out of the upper extending plates 211, driving units 25 used for driving the screw rods 22 to rotate are arranged at the extending ends of the screw rods 22, the upper ends of boring components are assembled on the screw rods 22, and the two sides of the boring.
The boring part comprises a moving plate 26, an upper convex plate 260 is formed at the upper end of the moving plate 26 in an upward extending mode, extending plates 261 are formed at two sides of the moving plate 26 in an outward extending mode, a screw 22 is screwed on the upper convex plate 260, guide rods 23 penetrate through the extending plates 261, the middle of the moving plate 26 is of a circular structure, a boring motor 27 is fixedly installed on the outer wall of the moving plate 26, a rotating shaft 28 is connected onto an output shaft of the boring motor 27, a boring cutter 280 is assembled at the other end of the rotating shaft 28, a rotation limiting part 29 is fixedly installed on the inner wall of the moving plate 26, and the rotation limiting part 29 is sleeved on the rotating shaft 28 and used for preventing the rotating. The rotation limiting member 29 includes a circular array fixed on the arc plate 290, the arc plate 290 is fixed with bearings 292 in an equally spaced array, the rotating shaft 28 is assembled on the bearings 292, the outer walls of the arc plate 290 are fixed with angle supporting plates 291, and the other ends of the angle supporting plates 291 are fixed on the inner wall of the moving plate 26.
The upper end of the supporting plate 21 is formed with a through hole in front and rear, and the boring motor 27 is inserted into the through hole. The driving unit 25 comprises a fixing plate 24 fixed on the outer wall of one of the supporting plates 21, a motor 252 is fixed on the fixing plate 24, a driving wheel 250 is assembled on the output shaft of the motor 252, a plurality of belts 251 are wound on the driving wheel 250, a driven wheel 253 is arranged at the other end of the belts 251, and the driven wheel 253 is assembled on the extending end of the screw 22.
The specific implementation mode is as follows:
firstly, clamping the drill collar, after clamping, boring, and before clamping, in order to prevent the boring component from influencing the clamping of the drill collar, the motor 252 needs to be started, and the moving plate 26 moves backwards under the driving of the motor 252 until the boring motor 47 penetrates through the supporting plate 21;
then, the boring operation of the drill collar is started, when the drill collar bores, the motor 252 continuously rotates, so that the screw 22 drives the moving plate 26 to move towards the drill collar side, and the movement of the moving plate 26 drives the boring cutter 280 thereon to start moving towards the drill collar until the moving plate moves to the end face of the drill collar;
finally, the boring motor 27 is started, the boring cutter 280 rotates under the driving of the boring motor 27, and the boring cutter 280 continuously feeds forwards until the boring of the inner wall is finished.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and it is obvious that those skilled in the art can make various changes and modifications to the present invention without departing from the spirit and scope of the present invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (5)
1. A boring device special for a drill collar is characterized by comprising a bottom plate (1), wherein a boring mechanism (2) is arranged on the bottom plate (1);
the boring mechanism (2) is used for boring operation of the drill collar;
the boring mechanism (2) comprises a feeding component and a boring component, and the feeding component is used for feeding operation when the boring component drills a drill collar to bore;
the feeding part comprises fixed seats (20) with the lower ends fixedly installed at the two ends of the bottom plate (1), supporting plates (21) are fixedly installed on the fixed seats (20) in an upward extending mode, side convex plates (210) are formed on the two side walls of the supporting plates (21) in an outward extending mode, upper extending plates (211) are formed on the top ends of the supporting plates (21) in an upward extending mode, screw rods (22) are assembled between the upper extending plates (211), guide rods (23) are fixedly installed between the side convex plates (210), one ends of the screw rods (22) extend out of the upper extending plates (211), and driving units (25) used for driving the screw rods (22) to rotate are arranged at the extending ends of the screw rods (22);
the upper end of the boring part is assembled on a screw rod (22), and two sides of the boring part penetrate through a guide rod (23).
2. The special boring device for the drill collar as claimed in claim 1, wherein the boring component comprises a moving plate (26), an upper convex plate (260) is formed at the upper end of the moving plate (26) in an upward extending manner, outer extending plates (261) are formed at two sides of the moving plate (26) in an outward extending manner, a screw (22) is screwed on the upper convex plate (260), guide rods (23) penetrate through the outer extending plates (261), the middle of the moving plate (26) is of a circular structure, a boring motor (27) is fixedly installed on the outer wall of the moving plate (26), a rotating shaft (28) is connected to an output shaft of the boring motor (27), a boring cutter (280) is assembled at the other end of the rotating shaft (28), a rotation limiting member (29) is fixedly installed on the inner wall of the moving plate (26), and the rotation limiting member (29) is sleeved on the rotating shaft (28) and used for preventing the.
3. The boring device special for the drill collar as claimed in claim 2, wherein the rotation limiting member (29) comprises an arc plate (290) which is fixedly installed in a circumferential array, bearings (292) are fixedly installed in the arc plate (290) in an equally spaced array, the rotating shaft (28) is assembled on the bearings (292), angle supporting plates (291) are fixedly installed on outer walls of the arc plate (290), and the other ends of the angle supporting plates (291) are fixedly installed on inner walls of the moving plates (26).
4. A boring device special for a drill collar as claimed in claim 2, wherein the upper end of the support plate (21) is formed with a through hole in front and rear direction, and the boring motor (27) is inserted into the through hole.
5. The special boring device for the drill collar as claimed in claim 1, wherein the driving unit (25) comprises a fixing plate (24) fixed on the outer wall of one of the supporting plates (21), a motor (252) is fixed on the fixing plate (24), a driving wheel (250) is assembled on an output shaft of the motor (252), a plurality of belts (251) are wound on the driving wheel (250), a driven wheel (253) is arranged at the other end of the belt (251), and the driven wheel (253) is assembled on the extending end of the screw rod (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921448966.6U CN210387668U (en) | 2019-09-03 | 2019-09-03 | Special boring device for drill collar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921448966.6U CN210387668U (en) | 2019-09-03 | 2019-09-03 | Special boring device for drill collar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210387668U true CN210387668U (en) | 2020-04-24 |
Family
ID=70340094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921448966.6U Active CN210387668U (en) | 2019-09-03 | 2019-09-03 | Special boring device for drill collar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210387668U (en) |
-
2019
- 2019-09-03 CN CN201921448966.6U patent/CN210387668U/en active Active
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