CN216381271U

CN216381271U - Be applicable to oil field workover rig with pushing away tubular construction

Info

Publication number: CN216381271U
Application number: CN202122910546.9U
Authority: CN
Inventors: 黄微; 孟艳春; 寇富; 耿岩; 马驰
Original assignee: Songyuan Daqing Oilfield Automobile Refitting Co ltd
Current assignee: Songyuan Daqing Oilfield Automobile Refitting Co ltd
Priority date: 2021-11-25
Filing date: 2021-11-25
Publication date: 2022-04-26
Anticipated expiration: 2031-11-25

Abstract

The utility model discloses a push pipe structure suitable for an oil field workover rig, which comprises a workbench, wherein a first groove is formed in the middle of the top of the workbench, a threaded lead screw is arranged in the first groove, a rectangular sliding seat is sleeved on the outer wall of the threaded lead screw, a fixing cylinder is arranged in the middle of the upper end of the rectangular sliding seat, second grooves are formed in two side walls of the workbench, and supporting rods penetrate through the fixing cylinder and the two second grooves. According to the push pipe structure suitable for the oil field workover rig, the telescopic rod is provided with the clamping jaw, the moving range of the clamping jaw is increased, multiple push pipe operations are achieved, the working efficiency is improved, the rubber seat is arranged on the clamping jaw, the stress area is increased, the friction of a pipe is reduced, the service life of the pipe is prolonged, the lubricating layer is arranged on the inner wall of the second groove, the friction force is reduced through the lubricating layer, the push pipe work is smoother, and the working efficiency is improved.

Description

Be applicable to oil field workover rig with pushing away tubular construction

Technical Field

The utility model relates to the technical field of workover rig push pipes, in particular to a push pipe structure suitable for an oil field workover rig.

Background

The workover rig is mainly used for tripping operation of oil and water wells, liquid circulation operation in the wells and rotary operation, the tripping operation comprises the extraction of underground oil production equipment and tools such as oil pipes, sucker rods, oil well pumps and the like which are broken or damaged, the workover rig is put into the wells after repair and replacement, the circulation operation in the wells comprises sand washing, hot washing circulation slurry and the like, the rotary operation comprises hole expanding, grinding, scraping, casing pipe repairing and the like, and a pipe pusher or a push centralizer is one of important devices in the workover rig and mainly used for pushing and connecting the oil pipes in the tripping operation of the oil pipe operation.

The prior patent (publication number: CN 212201950U) discloses a pipe pushing structure, which comprises a fixed frame body, a driving mechanism, a first moving part, a second moving part and a pipe clamp assembly, wherein the pipe clamp assembly is mounted on the second moving part and is used for clamping a production string, and in the process that the driving mechanism drives the first moving part and the second moving part to move along a first direction, the second moving part also drives the pipe clamp assembly to move along the first direction, and in addition, the driving mechanism can also synchronously or independently drive the second moving part to move along a second direction. Although the structure has a plurality of orientations of pipe pushing operation, the damage to the pipe is easily caused in the pipe pushing operation, and the structure does not have a perfect protection measure for the pipe, so the cost is high.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a push pipe structure suitable for an oil field workover rig.

In order to achieve the purpose, the utility model adopts the following technical scheme: the utility model provides a push tube structure suitable for oil field workover rig, comprises a workbench, first recess has been seted up in the middle of the workstation top, the inside screw lead screw that is provided with of first recess, screw lead screw outer wall cover is equipped with the rectangle slide, be provided with fixation cylinder in the middle of the rectangle slide upper end, the second recess has all been seted up to workstation both sides wall, fixation cylinder and two second recesses all run through and are provided with the bracing piece, the equal fixedly connected with fixed block in bracing piece both ends, two both ends all run through and are provided with the telescopic link, two about the fixed block the telescopic link outer wall leans on the lower extreme equal fixed a plurality of connecting rods that are provided with, and are a plurality of the equal fixedly connected with connecting block in one side that the connecting rod was kept away from to the connecting rod, and is a plurality of the connecting block is kept away from the equal fixed clamping jaw that is provided with in one side of connecting rod.

As a further description of the above technical solution:

and a motor is fixedly arranged in the middle of one side wall of the workbench.

As a further description of the above technical solution:

the output end of the motor is rotationally connected with the threaded lead screw.

As a further description of the above technical solution:

and a lubricating layer is fixedly arranged on the inner wall of each second groove.

As a further description of the above technical solution:

a plurality of rubber seats are fixedly arranged on one side of the outer wall of the clamping jaw.

As a further description of the above technical solution:

it is a plurality of third recess has all been seted up to clamping jaw outer wall one side, and is a plurality of the inside regulating plate that all is fixed to be provided with of third recess.

As a further description of the above technical solution:

a plurality of fixing screws are fixedly arranged on one side of the outer wall of the clamping jaw.

As a further description of the above technical solution:

the bottom of the workbench is provided with a plurality of bases.

The utility model has the following beneficial effects:

1. compared with the existing push pipe structure, the push pipe structure has the function of multiple push pipes, the telescopic rod is provided with the clamping jaws, when the push pipe operation is carried out, the pipes are clamped by the clamping jaws respectively, after the first push pipe is placed, the advancing moving range of the support rod is increased through the telescopic rod and is carried out in sequence, the multiple push pipe operations can be achieved, the situation of clamping cannot occur, and the working efficiency is improved.

2. Compared with the existing push pipe structure, the push pipe structure for the oilfield workover rig has the function that a clamping pipe is not easy to wear, and the rubber seat is arranged on the clamping jaw, so that the stress area is increased, the friction of the pair of pipes is reduced under the clamping of the rubber seat, the beneficial effect of protecting the pair of pipes is achieved, and the service life of the pipes is prolonged.

3. Compared with the existing push pipe structure, the push pipe structure has the function of increasing the activity of the push pipe, the lubricating layer is arranged on the inner wall of the second groove, so that the support rod slides in the second groove when the push pipe operation is carried out, the friction force is reduced through the lubricating layer, the push pipe operation is smoother, and the working efficiency is improved.

Drawings

FIG. 1 is an isometric view of a push tube construction suitable for use in an oilfield workover rig according to the present invention;

FIG. 2 is a front view of a push tube structure suitable for use in an oilfield workover rig according to the present invention;

FIG. 3 is a schematic structural view of a pipe pushing structure clamping jaw suitable for an oilfield workover rig according to the present invention;

fig. 4 is an enlarged view of a point a in fig. 1.

Illustration of the drawings:

1. a work table; 2. a lubricating layer; 3. a first groove; 4. a threaded lead screw; 5. a second groove; 6. a base; 7. a motor; 8. a telescopic rod; 9. a fixed block; 10. a connecting rod; 11. connecting blocks; 12. a support bar; 13. fixing the cylinder; 14. a rectangular slide carriage; 15. a rubber seat; 16. a clamping jaw; 17. fixing screws; 18. an adjusting plate; 19. and a third groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, one embodiment of the present invention is provided: a push pipe structure suitable for an oil field workover rig comprises a workbench 1, a first groove 3 is formed in the middle of the top of the workbench 1, a threaded lead screw 4 is arranged in the first groove 3, a rectangular slide seat 14 is sleeved on the outer wall of the threaded lead screw 4, a fixed cylinder 13 is arranged in the middle of the upper end of the rectangular slide seat 14, second grooves 5 are formed in two side walls of the workbench 1, a support rod 12 is arranged in each of the fixed cylinder 13 and the two second grooves 5 in a penetrating manner, fixed blocks 9 are fixedly connected to two ends of the support rod 12, telescopic rods 8 are arranged at the upper end and the lower end of each of the two fixed blocks 9 in a penetrating manner, a plurality of connecting rods 10 are fixedly arranged on the outer walls of the two telescopic rods 8 by the lower ends, connecting blocks 11 are fixedly connected to one sides of the connecting rods 10 far away from the telescopic rods 8, clamping jaws 16 are fixedly arranged on one sides of the connecting blocks 11 far away from the connecting rods 10, and clamping jaws 16 are arranged on the telescopic rods 8, when carrying out the ejector sleeve operation, at first utilize a plurality of clamping jaws 16 to carry the pipe respectively, after first ejector sleeve is placed, increase the home range that bracing piece 12 gos forward through telescopic link 8, go on in proper order, can reach a plurality of ejector sleeve operations, the condition that also can not take place to block improves work efficiency.

A motor 7 is fixedly arranged in the middle of one side wall of the workbench 1, the output end of the motor 7 is rotationally connected with a threaded lead screw 4, the inner walls of the two second grooves 5 are both fixedly provided with a lubricating layer 2, the lubricating layer 2 is arranged on the inner wall of the second groove 5, when the pipe pushing operation is carried out, the supporting rod 12 slides in the second groove 5, the friction force is reduced through the lubricating layer 2, the pipe pushing operation is smoother, the working efficiency is improved, a rubber seat 15 is fixedly arranged on one side of the outer wall of the plurality of clamping jaws 16, the rubber seat 15 is arranged on the clamping jaw 16, the stress area is increased under the clamping of the rubber seat 15, the friction of the pair of pipes is reduced, the beneficial effect of pipe protection is achieved, the service life of the pipes is prolonged, third grooves 19 are respectively arranged on one side of the outer wall of the plurality of clamping jaws 16, adjusting plates 18 are fixedly arranged in the plurality of third grooves 19, a plurality of fixing screws 17 are fixedly arranged on one side of the outer wall of the plurality of the clamping jaws 16, the bottom of the working table 1 is provided with a plurality of bases 6.

The working principle is as follows: when the pipe pushing device is used, the moving range of each clamping jaw 16 is adjusted through the telescopic rod 8, then the clamping operation is started, after the pipe clamping operation is performed on the plurality of clamping jaws 16, the threaded screw rod 4 and the supporting rod 12 are driven through the motor 7 to perform the pipe pushing operation, after the first pipe is placed, the moving range of the clamping jaws 16 is adjusted through the telescopic rod 8 again, so that the pipes can continue to advance and cannot be blocked, the operation is performed in sequence, and the working efficiency is improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a be applicable to oil field workover rig with pushing away tubular construction, includes workstation (1), its characterized in that: the middle of the top of the workbench (1) is provided with a first groove (3), a threaded lead screw (4) is arranged in the first groove (3), the outer wall of the threaded lead screw (4) is sleeved with a rectangular sliding seat (14), the middle of the upper end of the rectangular sliding seat (14) is provided with a fixed cylinder (13), the two side walls of the workbench (1) are respectively provided with a second groove (5), the fixed cylinder (13) and the two second grooves (5) are respectively provided with a supporting rod (12) in a penetrating manner, the two ends of the supporting rod (12) are respectively and fixedly connected with a fixed block (9), the upper and lower ends of the two fixed blocks (9) are respectively provided with a telescopic rod (8) in a penetrating manner, the outer wall of the two telescopic rods (8) is respectively and fixedly provided with a plurality of connecting rods (10) by the lower ends, and one side of the connecting rods (10) far away from the telescopic rod (8) is respectively and fixedly connected with a connecting block (11), a plurality of clamping jaws (16) are fixedly arranged on one side, away from the connecting rod (10), of the connecting block (11).

2. The push pipe structure suitable for the oilfield workover rig according to claim 1, wherein: and a motor (7) is fixedly arranged in the middle of one side wall of the workbench (1).

3. The push pipe structure suitable for the oilfield workover rig according to claim 2, wherein: the output end of the motor (7) is rotationally connected with the threaded lead screw (4).

4. The push pipe structure suitable for the oilfield workover rig according to claim 1, wherein: and lubricating layers (2) are fixedly arranged on the inner walls of the two second grooves (5).

5. The push pipe structure suitable for the oilfield workover rig according to claim 1, wherein: a plurality of rubber seats (15) are fixedly arranged on one side of the outer wall of the clamping jaw (16).

6. The push pipe structure suitable for the oilfield workover rig according to claim 1, wherein: a plurality of third recess (19) have all been seted up to clamping jaw (16) outer wall one side, and is a plurality of inside regulating plate (18) that all is fixed to be provided with of third recess (19).

7. The push pipe structure suitable for the oilfield workover rig according to claim 1, wherein: a plurality of fixing screws (17) are fixedly arranged on one side of the outer wall of the clamping jaw (16).

8. The push pipe structure suitable for the oilfield workover rig according to claim 1, wherein: the bottom of the workbench (1) is provided with a plurality of bases (6).