CN215369742U - Workover rig integrated with automatic wellhead operation device - Google Patents

Abstract

The utility model discloses a workover rig integrated with an automatic wellhead operation device, which comprises a chassis truck; the chassis truck is provided with a transmission system, a winch and a derrick; the derrick is provided with a power elevator, a lifting ring and a traveling block hook; the rear end of the chassis vehicle is provided with an automatic oil pipe grabbing and feeding manipulator, a minor repair platform, a power slip and a power oil pipe clamp. Compared with the prior art, the utility model has the beneficial effects that: the whole high integration of equipment is on the chassis car, can move the fortune together along with the chassis car, and the installation is rapid, and easy operation is convenient.

Description

Workover rig integrated with automatic wellhead operation device

Technical Field

The utility model relates to the field of workover rigs, in particular to a workover rig integrated with an automatic wellhead operation device.

Background

The workover rig is important equipment for tripping a tubular column and fishing a downhole tool in the field of oil drilling. When the conventional petroleum workover rig carries out workover operation, work such as lifting and lowering an oil pipe, butting the oil pipe, and vertically tripping the oil pipe needs manual operation of workover workers, the labor intensity is high, the working efficiency is low, and 5 operators are needed for cooperation when more labor force is used. If increase conventional automatic well head operation device, need increase extra and move the module, all need to spend the installation and the dismantlement that a large amount of time carried out automatic well head operation device before moving at every turn and transporting and the operation, do not conform to workover operation and move fast, the requirement of quick operation.

SUMMERY OF THE UTILITY MODEL

The utility model provides a workover rig integrated with an automatic wellhead operation device, which is characterized by being highly integrated on a chassis truck, being capable of moving and transporting along with the chassis truck, being rapid to install and being simple and convenient to operate.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a workover rig of integrated automatic wellhead operation device which characterized in that: comprises a chassis vehicle; the chassis truck is provided with a transmission system, a winch and a derrick; the derrick is provided with a power elevator, a lifting ring and a traveling block hook; the rear end of the chassis vehicle is provided with an automatic oil pipe grabbing and feeding manipulator, a minor repair platform, a power slip and a power oil pipe clamp.

The automatic oil pipe grabbing and feeding manipulator comprises a fixed seat and a supporting arm; one end of the fixed seat is fixed at the rear part of the chassis truck, and the other end of the fixed seat is connected with the supporting arm through the rotating wheel; a torque shaft is arranged in the rotating wheel; the torque shaft is provided with a turning hydraulic cylinder; the supporting arm is provided with a folding arm; two ends of the folding arm are hinged with connecting frames; a variable amplitude arm is hinged between the connecting frames at the two ends of the folding arm; a variable-amplitude hydraulic cylinder is arranged between the folding arm and the connecting frame; and the amplitude variation arm is provided with a grab pipe gripper.

Preferably, the supporting arm is of a fold line structure.

Preferably, a fixed connecting rod is arranged between the supporting arm and the folding arm.

As optimization, the grabbing pipe is provided with a plurality of grabbing arms which are uniformly distributed on the amplitude-variable arm.

As an optimization, the power tubing tong comprises a support column; the support column is provided with a movable lifting sleeve; the supporting column is connected with the lifting sleeve through a lifting hydraulic cylinder; the lifting sleeve is hinged with a connecting frame; a rotary hydraulic cylinder is arranged between the connecting frame and the lifting sleeve; the connecting frame is provided with a clamping jaw.

As optimization, a cantilever beam is arranged between the connecting frame and the clamping jaw; the cantilever beam is embedded in the connecting frame and is connected in a sliding manner; and an adjusting hydraulic cylinder is arranged between the cantilever beam and the connecting frame.

Preferably, the clamping jaws comprise main jaws and back jaws; and a spring support column is arranged between the main clamp and the back clamp.

Preferably, a centralizer is arranged above the main clamp.

Compared with the prior art, the utility model has the following beneficial effects: the workover rig integrates automatic wellhead operation devices such as an automatic oil pipe grabbing and feeding manipulator, a power oil pipe clamp and the like. The automatic wellhead operation devices replace manual operation to carry out high-strength wellhead operation such as oil pipe lifting, oil pipe lowering, upper and lower shackle lifting and the like, the labor intensity is obviously reduced, and the operation efficiency is improved. Compare conventional automatic workover rig, this device height integration can realize moving fast along with the chassis car and transport on the workover rig chassis car, and easy operation is convenient.

Drawings

FIG. 1 is a schematic structural view of the construction state of the present invention.

Fig. 2 is a schematic structural diagram of the automatic oil pipe grabbing and feeding manipulator of the utility model.

Fig. 3 is a schematic structural view of the power tubing tong of the present invention.

Fig. 4 is a schematic structural diagram of the migration state of the present invention.

Wherein, 1-chassis vehicle, 2-transmission system, 3-winch, 4-tubing rack, 5-automatic oil pipe grabbing and feeding manipulator, 6-small repair platform, 7-power slip, 8-power tubing tong, 9-derrick, 10-power elevator, 11-flying ring, 12-traveling block hook, 51-overturning hydraulic cylinder, 52-fixed seat, 53-rotating wheel, 54-torque shaft, 55-supporting arm, 56-fixed connecting rod, 57-folding arm, 58-amplitude-changing hydraulic cylinder, 59-connecting rack, 510-amplitude-changing arm, 511-grabbing pipe hand grip, 512-sliding bearing, 513-adjusting hydraulic cylinder, 81-centralizer, 82-main tong, 83-spring supporting column, 84-back tong, 85-cantilever beam, 86-connecting frame, 87-adjusting hydraulic cylinder, 88-rotating hydraulic cylinder, 89-lifting sleeve, 810-supporting column and 811-lifting hydraulic cylinder.

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 "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be 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.

The utility model provides a workover rig of integrated automatic wellhead operation device which characterized in that: comprises a chassis vehicle 1; the chassis truck 1 is provided with a transmission system 2, a winch 3 and a derrick 9; the derrick 9 is provided with a power elevator 10, a lifting ring 11 and a traveling block hook 12; the rear end of the chassis truck 1 is provided with an automatic oil pipe grabbing and feeding manipulator 5, a minor repair platform 6, a power slip 7 and a power oil pipe clamp 8;

the automatic oil pipe grabbing and feeding manipulator 5 comprises a fixed seat 52 and a supporting arm 55; one end of the fixed seat 52 is fixed at the rear part of the chassis truck 1, and the other end is connected with a supporting arm 55 through a rotating wheel 53; a torque shaft 54 is arranged in the rotating wheel 53; the torque shaft 54 is provided with a turning hydraulic cylinder 51; a folding arm 57 is arranged on the supporting arm 55; two ends of the folding arm 57 are hinged with connecting frames 59; a luffing jib 510 is hinged between the connecting frames 59 at the two ends of the folding jib 57; a variable amplitude hydraulic cylinder 58 is arranged between the folding arm 57 and the connecting frame 59; and a pipe grabbing hand grip 511 is arranged on the amplitude variation arm 510. The grabbing pipe grab 511 is provided with a plurality of grabbing pipes which are uniformly distributed on the amplitude variation arm 510.

The support arm 55 is of a dog-leg configuration. A fixed connecting rod 56 is arranged between the supporting arm 55 and the folding arm 57.

The power tubing tong 8 includes a support column 810; the supporting column 810 is provided with a movable lifting sleeve 89; the supporting column 810 is connected with the lifting sleeve 89 through a lifting hydraulic cylinder 811; the lifting sleeve 89 is hinged with a connecting frame 86; a rotary hydraulic cylinder 88 is arranged between the connecting frame 86 and the lifting sleeve 89; the connecting frame 86 is provided with a clamping jaw. A cantilever beam 85 is arranged between the connecting frame 86 and the clamping jaw; the cantilever beam 85 is embedded in the connecting frame 86 and is connected in a sliding manner; an adjusting hydraulic cylinder 87 is arranged between the cantilever beam 85 and the connecting frame 86. The jaws include a main jaw 82 and a back jaw 84; a spring support post 83 is provided between the main jaw 82 and the back jaw 84. A centralizer 81 is arranged above the main clamp 82.

The working principle is as follows:

the tube discharging process comprises the following steps:

referring to fig. 1, an oil pipe used in field construction is generally placed beside a wellhead by an oil pipe frame 4, after the whole device is transported to a designated position by a chassis 1, a turning hydraulic cylinder 51 drives a supporting arm 55 to be opened so as to enable the supporting arm to reach the lower part of the oil pipe on the oil pipe frame 4, then a variable amplitude arm 510 is adjusted by controlling a variable amplitude hydraulic cylinder 58, and the oil pipe is clamped by a pipe grabbing hand grip 511. Finally, the hydraulic cylinder 51 is turned over to operate, so that the amplitude-changing arm 510 is adjusted from a horizontal state to a vertical state, and the oil pipe is driven to reach a preset position.

Meanwhile, the traveling block hook 12 and the hanging ring 11 drive the power elevator 10 to reach a predetermined height, and then the oil pipe is placed in the power elevator 10 by adjusting the position of the automatic oil pipe grabbing and sending manipulator 5. Further, the traveling block hook 12 moves downwards to lower the oil pipe.

Meanwhile, the power oil pipe tongs 8 are adjusted in position, and enter the power oil pipe tongs 8 through an oil pipe placed by the traveling block hook 12 and are clamped.

Meanwhile, the automatic oil pipe grabbing and conveying manipulator 5 carries out clamping and moving on the next oil pipe until the completion.

The operator can make the oil pipe of the clamping jaw in the power oil pipe tongs 8 and the oil pipe of the clamping jaw in the power elevator 10.

The pipe-up process is opposite to the pipe-down process and therefore is not described in detail.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (8)

1. The utility model provides a workover rig of integrated automatic wellhead operation device which characterized in that: comprises a chassis (1); the chassis truck (1) is provided with a transmission system (2), a winch (3) and a derrick (9); the derrick (9) is provided with a power elevator (10), a lifting ring (11) and a traveling block hook (12); the rear end of the chassis truck (1) is provided with an automatic oil pipe grabbing and feeding manipulator (5), a minor repair platform (6), a power slip (7) and a power oil pipe clamp (8);

the automatic oil pipe grabbing and feeding manipulator (5) comprises a fixed seat (52) and a supporting arm (55); one end of the fixed seat (52) is fixed at the rear part of the chassis truck (1), and the other end of the fixed seat is connected with the supporting arm (55) through a rotating wheel (53); a torque shaft (54) is arranged in the rotating wheel (53); a turning hydraulic cylinder (51) is arranged on the torque shaft (54); a folding arm (57) is arranged on the supporting arm (55); two ends of the folding arm (57) are hinged with connecting frames (59); a variable amplitude arm (510) is hinged between the connecting frames (59) at the two ends of the folding arm (57); a variable amplitude hydraulic cylinder (58) is arranged between the folding arm (57) and the connecting frame (59); and the amplitude-variable arm (510) is provided with a pipe grabbing hand (511).

2. The workover rig of an integrated automated wellhead operation device according to claim 1, wherein: the supporting arm (55) is of a fold line structure.

3. The workover rig of an integrated automated wellhead operation device according to claim 2, wherein: and a fixed connecting rod (56) is arranged between the supporting arm (55) and the folding arm (57).

4. The workover rig of an integrated automated wellhead operation device according to claim 1, wherein: the grabbing pipe hand grips (511) are provided with a plurality of and are uniformly distributed on the amplitude variation arm (510).

5. The workover rig of an integrated automated wellhead operation device according to claim 1, wherein: the power tubing tong (8) comprises a support column (810); a movable lifting sleeve (89) is arranged on the supporting column (810); the supporting column (810) is connected with the lifting sleeve (89) through a lifting hydraulic cylinder (811); the lifting sleeve (89) is hinged with a connecting frame (86); a rotary hydraulic cylinder (88) is arranged between the connecting frame (86) and the lifting sleeve (89); the connecting frame (86) is provided with a clamping jaw.

6. The workover rig of an integrated automated wellhead operation device according to claim 5, wherein: a cantilever beam (85) is arranged between the connecting frame (86) and the clamping jaw; the cantilever beam (85) is embedded in the connecting frame (86) and is connected in a sliding manner; an adjusting hydraulic cylinder (87) is arranged between the cantilever beam (85) and the connecting frame (86).

7. The workover rig of an integrated automated wellhead operation device according to claim 5, wherein: the jaws comprise a main jaw (82) and a back jaw (84); and a spring supporting column (83) is arranged between the main clamp (82) and the back clamp (84).

8. The workover rig of an integrated automated wellhead operation device according to claim 5, wherein: a centralizer (81) is arranged above the main clamp (82).

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