Oil pipe lifting device for transferring oil pipe

Abstract

The utility model relates to the technical field of ground equipment and discloses an oil pipe lifting device for transferring oil pipes, which comprises a base, a lifting mechanism is arranged on the left side of the upper portion of the base, an adjusting mechanism is arranged at the output end of the lifting mechanism, a grabbing mechanism is arranged on the lower portion of the adjusting mechanism, and an oil pipe body is arranged in the grabbing mechanism. The periphery of the gear ring is slidably connected to the left side of the connecting shell, the middle of the gear is rotatably connected to the right side of the connecting shell, and the front portion of the second servo motor is installed on the right side of the connecting shell. According to the oil pipe lifting device for transferring the oil pipe, a second servo motor is driven, so that a gear drives a gear ring to rotate, one end of the gear ring extends out, meanwhile, an oil pipe body is blocked through a blocking rod, the gear ring extends into the lower portion of the oil pipe body, the gear ring and a connecting shell form a circular ring, and the circular ring is arranged on the periphery of the oil pipe body in a sleeving mode; and the two grabbing mechanisms are arranged at the two ends of the adjusting mechanism, so that the device can stably grab the oil pipe body, and operation is convenient and safe.

Description

Technical Field

[0001] The utility model relates to the technical field of well equipment, in particular to an oil pipe lifting device for transporting oil pipes. Background Art

[0002] Oilfield well repair operations are an important part of the oilfield production process. The main purpose is to ensure the normal production capacity of oil wells. Well repair operations are divided into major repair operations and minor repair operations according to the complexity and operating equipment. The main work content of minor repair operations is daily maintenance operations, including pump inspection, card removal, sand flushing and well washing, simple salvage, etc. These operations must be achieved by frequently lifting and lowering the oil pipe. It requires multiple workers to repeatedly remove and hang the lifting ring under the large hook of the operating machine, lift the lifting card, lift the oil pipe, and load and unload the oil pipe thread. Therefore, the work of lifting and lowering the oil pipe in minor repair operations is the most arduous and dangerous process, with high work intensity, harsh environment, and frequent safety accidents. In terms of oil pipe transportation, lifting the oil pipe basically relies on manual pulling and arranging, which is troublesome to operate and has high labor intensity for workers. Utility Model Content

[0003] The main purpose of the utility model is to provide an oil pipe lifting device for transporting oil pipes, which can effectively solve the problems in the background technology.

[0004] To achieve the above purpose, the technical solution adopted by the utility model is: an oil pipe lifting device for transporting oil pipes, comprising a base, a lifting mechanism is arranged on the left side of the upper part of the base, an adjusting mechanism is arranged at the output end of the lifting mechanism, a grabbing mechanism is arranged at the lower part of the adjusting mechanism, and an oil pipe body is arranged inside the grabbing mechanism;

[0005] The grabbing mechanism includes a connecting shell, a gear ring, a gear and a servo motor 2. The outer periphery of the gear ring is slidably connected to the left side of the connecting shell, the middle part of the gear is rotatably connected to the right side of the connecting shell, the gear ring and the gear are meshed with each other, the front part of the servo motor 2 is installed on the right side of the connecting shell, the output end of the servo motor 2 passes through the connecting shell and is fixedly connected to the middle part of the gear, and the upper part of the connecting shell is connected to the adjusting mechanism.

[0006] Preferably, a handle is provided on the right side of the upper portion of the base, a counterweight seat is provided on the middle side of the upper portion of the base, and universal wheels are provided at the four corners of the lower portion of the base.

[0007] Preferably, a blocking rod is provided at the lower left portion of the connecting shell.

[0008] Preferably, a limiting strip is fixedly connected to the inside of the right side of the connecting shell, and the outer periphery of the limiting strip is slidably connected to the inside of the limiting groove, and the limiting groove is opened in the middle of the front and rear sides of the gear ring.

[0009] Preferably, the adjustment mechanism includes a servo motor 1, a limit rod, a connecting plate and a bidirectional threaded screw, the middle part of the limit rod is fixedly connected to the left and right sides of the lower part of the support beam, the connecting plate is fixedly connected to the front and rear ends of the limit rod on the opposite side, the middle part of the bidirectional threaded screw passes through the middle side of the lower part of the support beam and the front and rear ends of the bidirectional threaded screw are rotatably connected to the middle part of the connecting plate, the middle part of the upper side of the connecting shell is threadedly connected to the front and rear sides of the bidirectional threaded screw, the left and right sides of the upper side of the connecting shell are slidably connected to the outer periphery of the limit rod, the servo motor 1 is installed in the middle part of one of the connecting plates, and the output end of the servo motor 1 passes through the connecting plate and is fixedly connected to one end of the bidirectional threaded screw.

[0010] Preferably, the lifting mechanism includes a reduction motor, a column, a support beam, a threaded rod and a support plate, the lower end of the column is fixedly connected to the front and rear sides of the left part of the base, the front and rear sides of the lower part of the support plate are fixedly connected to the upper end of the column, the upper end of the threaded rod is rotatably connected to the middle part of the support plate, the reduction motor is installed in the middle part of the upper side of the support plate, the lower output end of the reduction motor passes through the support plate and is fixedly connected to the upper end of the threaded rod, the front and rear sides of the right part of the support beam are slidably connected to the outer periphery of the column, and the middle part of the right side of the support beam is threadedly connected to the outer periphery of the threaded rod.

[0011] Compared with the prior art, the utility model has the following beneficial effects:

[0012] Drive the reduction motor to make the threaded rod drive the support beam to move up and down. When the servo motor 1 drives the bidirectional threaded screw to rotate, the two grabbing mechanisms will move closer to or away from each other. The distance between the two grabbing mechanisms can be adjusted according to the oil pipe bodies of different lengths, which is convenient for the use of oil pipe bodies of different lengths and prevents the oil pipe bodies from falling from the grabbing mechanism. Drive the servo motor 2 to make the gear drive the gear ring to rotate, so that one end of the gear ring extends out, and at the same time, the oil pipe body is blocked by the blocking rod, so that the gear ring extends into the lower part of the oil pipe body, so that the gear ring and the connecting shell form a circular ring, which is sleeved on the outer periphery of the oil pipe body, and there are two grabbing mechanisms at both ends of the adjusting mechanism, so that the device can stably grab the oil pipe body, and the operation is convenient and safe. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a three-dimensional structural schematic diagram of an oil pipe lifting device for transporting oil pipes according to the utility model;

[0014] Figure 2 This is a schematic diagram of the structure of the adjustment mechanism of an oil pipe lifting device for transporting oil pipes according to the utility model;

[0015] Figure 3 This is a schematic diagram of the structure of a grabbing mechanism of an oil pipe lifting device for transporting oil pipes according to the utility model;

[0016] Figure 4The utility model is a schematic diagram of the limit bar structure of an oil pipe lifting device for transporting oil pipes.

[0017] In the figure: 1. base; 2. universal wheel; 3. handle; 4. counterweight seat; 5. lifting mechanism; 501. reduction motor; 502. column; 503. support beam; 504. threaded rod; 505. support plate; 6. adjustment mechanism; 601. servo motor 1; 602. limit rod; 603. connecting plate; 604. bidirectional threaded screw; 7. grabbing mechanism; 701. connecting shell; 702. gear ring; 703. gear; 704. servo motor 2; 705. limit groove; 706. limit strip; 707. stop rod; 8. oil pipe body. DETAILED DESCRIPTION

[0018] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0019] like Figure 1-4 As shown, an oil pipe lifting device for transporting oil pipes includes a base 1, a lifting mechanism 5 is arranged on the upper left side of the base 1, an adjusting mechanism 6 is arranged at the output end of the lifting mechanism 5, a grabbing mechanism 7 is arranged at the lower part of the adjusting mechanism 6, and an oil pipe body 8 is arranged inside the grabbing mechanism 7.

[0020] In this embodiment, the grabbing mechanism 7 includes a connecting shell 701, a gear ring 702, a gear 703 and a servo motor 2 704. The outer periphery of the gear ring 702 is slidably connected to the left side of the connecting shell 701, the middle part of the gear 703 is rotatably connected to the right side of the connecting shell 701, the gear ring 702 and the gear 703 are meshed with each other, the front part of the servo motor 2 704 is installed on the right side of the connecting shell 701, the output end of the servo motor 2 704 passes through the connecting shell 701 and is fixedly connected to the middle part of the gear 703, the upper part of the connecting shell 701 is connected to the adjusting mechanism 6, a handle 3 is provided on the right side of the upper part of the base 1, a counterweight seat 4 is provided on the middle side of the upper part of the base 1, universal wheels 2 are provided at the four corners of the lower part of the base 1, a baffle rod 707 is provided on the lower left side of the connecting shell 701, and a limiting strip 706 is fixedly connected to the inside of the right side of the connecting shell 701, and the limiting strip 706 is slidably connected to the inside of the limiting groove 705, and the limiting groove 705 is provided in the middle of the front and rear sides of the gear ring 702.

[0021] Specifically, the servo motor 2 704 is driven to make the gear 703 drive the gear ring 702 to rotate, so that one end of the gear ring 702 extends out, and at the same time, the oil pipe body 8 is blocked by the blocking rod 707, so that the gear ring 702 extends into the lower part of the oil pipe body 8, so that the gear ring 702 and the connecting shell 701 form a circular ring, which is sleeved on the outer periphery of the oil pipe body 8, and there are two grasping mechanisms 7 at both ends of the adjustment mechanism 6, so that the device can grasp the oil pipe body 8 stably, and the operation is convenient and safe.

[0022] In this embodiment, the adjustment mechanism 6 includes a servo motor 601, a limit rod 602, a connecting plate 603 and a bidirectional threaded screw 604. The middle part of the limit rod 602 is fixedly connected to the left and right sides of the lower part of the support beam 503, and the connecting plate 603 is fixedly connected to the front and rear ends of the limit rod 602 on the opposite side. The middle part of the bidirectional threaded screw 604 passes through the middle side of the lower part of the support beam 503 and the front and rear ends of the bidirectional threaded screw 604 are rotatably connected to the middle of the connecting plate 603. The middle part of the upper side of the connecting shell 701 is threadedly connected to the front and rear sides of the bidirectional threaded screw 604, and the left and right sides of the upper side of the connecting shell 701 are slidably connected to the outer periphery of the limit rod 602. The servo motor 601 is installed in the middle of one of the connecting plates 603. The output end of the servo motor 601 passes through The lifting mechanism 5 passes through the connecting plate 603 and is fixedly connected to one end of the bidirectional threaded screw 604. The lifting mechanism 5 includes a reduction motor 501, a column 502, a support beam 503, a threaded rod 504 and a support plate 505. The lower end of the column 502 is fixedly connected to the front and rear sides of the left part of the base 1, the front and rear sides of the lower part of the support plate 505 are fixedly connected to the upper end of the column 502, the upper end of the threaded rod 504 is rotatably connected to the middle part of the support plate 505, the reduction motor 501 is installed in the middle part of the upper side of the support plate 505, the lower output end of the reduction motor 501 passes through the support plate 505 and is fixedly connected to the upper end of the threaded rod 504, the front and rear sides of the right part of the support beam 503 are slidably connected to the outer periphery of the column 502, and the middle part of the right side of the support beam 503 is threadedly connected to the outer periphery of the threaded rod 504.

[0023] Specifically, the support beam 503 is restricted by the column 502, and the reduction motor 501 is driven, so that the threaded rod 504 drives the support beam 503 to move up and down, thereby the adjustment mechanism 6 drives the grabbing mechanism 7 to move up and down, which is convenient for placing the oil pipe body 8. The grabbing mechanism 7 is restricted by the limit rod 602, so that when the servo motor 1 601 drives the bidirectional threaded screw 604 to rotate, the two grabbing mechanisms 7 will approach or move away from each other, and the distance between the two grabbing mechanisms 7 can be adjusted according to the oil pipe body 8 of different lengths, which is convenient for the use of oil pipe bodies 8 of different lengths and prevents the oil pipe body 8 from falling off the grabbing mechanism 7, making the operation safer.

[0024] Working principle:

[0025] The support beam 503 is restricted by the column 502, and the reduction motor 501 is driven, so that the threaded rod 504 drives the support beam 503 to move up and down, so that the adjustment mechanism 6 drives the grabbing mechanism 7 to move up and down, which is convenient for placing the oil pipe body 8. The grabbing mechanism 7 is restricted by the limit rod 602, so that when the servo motor 1 601 drives the bidirectional threaded screw 604 to rotate, the two grabbing mechanisms 7 will move closer to or away from each other, and the distance between the two grabbing mechanisms 7 can be adjusted according to the oil pipe bodies 8 of different lengths, which is convenient for placing the oil pipe bodies 8 of different lengths. The oil pipe body 8 is used to prevent the oil pipe body 8 from falling from the grabbing mechanism 7, and the operation is safer. The servo motor 704 is driven to make the gear 703 drive the gear ring 702 to rotate, so that one end of the gear ring 702 extends out, and at the same time, the oil pipe body 8 is blocked by the blocking rod 707, so that the gear ring 702 extends into the lower part of the oil pipe body 8, so that the gear ring 702 and the connecting shell 701 form a circular ring, which is sleeved on the outer periphery of the oil pipe body 8, and there are two grabbing mechanisms 7 at both ends of the adjusting mechanism 6, so that the device can stably grab the oil pipe body 8, and the operation is convenient and safe.

[0026] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A tubing lifting device for transporting tubing, comprising a base (1), characterized in that: A lifting mechanism (5) is provided on the left side of the upper part of the base (1); an adjusting mechanism (6) is provided at the output end of the lifting mechanism (5); a grabbing mechanism (7) is provided at the lower part of the adjusting mechanism (6); and an oil pipe body (8) is provided inside the grabbing mechanism (7); The gripping mechanism (7) comprises a connecting shell (701), a gear ring (702), a gear (703) and a second servo motor (704); the outer periphery of the gear ring (702) is slidably connected to the left side of the connecting shell (701); the middle part of the gear (703) is rotatably connected to the right side of the connecting shell (701); the gear ring (702) and the gear (703) are meshed with each other; the front part of the second servo motor (704) is installed on the right side of the connecting shell (701); the output end of the second servo motor (704) passes through the connecting shell (701) and is fixedly connected to the middle part of the gear (703); and the upper part of the connecting shell (701) is connected to the adjusting mechanism (6).

2. The oil pipe lifting device for oil pipe transportation according to claim 1, characterized in that: A handle (3) is provided on the right side of the upper part of the base (1), a counterweight seat (4) is provided on the middle side of the upper part of the base (1), and universal wheels (2) are provided at the four corners of the lower part of the base (1).

3. The oil pipe lifting device for oil pipe transportation according to claim 1, characterized in that: A blocking rod (707) is provided at the lower left side of the connecting shell (701).

4. The oil pipe lifting device for oil pipe transportation according to claim 1, characterized in that: A limiting strip (706) is fixedly connected to the inside of the right side of the connection shell (701), and the outer periphery of the limiting strip (706) is slidably connected to the inside of the limiting groove (705). The limiting groove (705) is provided in the middle of the front and rear sides of the gear ring (702).

5. The oil pipe lifting device for oil pipe transportation according to claim 1, characterized in that: The adjusting mechanism (6) comprises a servo motor (601), a limit rod (602), a connecting plate (603) and a bidirectional threaded screw (604); the middle portion of the limit rod (602) is fixedly connected to the left and right sides of the lower portion of the support beam (503); the opposite side of the connecting plate (603) is fixedly connected to the front and rear ends of the limit rod (602); the middle portion of the bidirectional threaded screw (604) passes through the middle side of the lower portion of the support beam (503); and the front portion of the bidirectional threaded screw (604) is fixedly connected to the left and right sides of the lower portion of the support beam (503). The rear two ends are rotatably connected to the middle of the connecting plate (603); the middle of the upper side of the connecting shell (701) is threadedly connected to the front and rear sides of the bidirectional threaded screw (604); the left and right sides of the upper side of the connecting shell (701) are slidably connected to the outer periphery of the limit rod (602); the servo motor 1 (601) is installed in the middle of one of the connecting plates (603); the output end of the servo motor 1 (601) passes through the connecting plate (603) and is fixedly connected to one end of the bidirectional threaded screw (604).

6. The oil pipe lifting device for oil pipe transportation according to claim 1, characterized in that: The lifting mechanism (5) comprises a reduction motor (501), a column (502), a support beam (503), a threaded rod (504) and a support plate (505); the lower end of the column (502) is fixedly connected to the front and rear sides of the left part of the base (1); the front and rear sides of the lower part of the support plate (505) are fixedly connected to the upper end of the column (502); the upper end of the threaded rod (504) is rotatably connected to the middle part of the support plate (505); the reduction motor (501) is installed in the middle part of the upper side of the support plate (505); the lower output end of the reduction motor (501) passes through the support plate (505) and is fixedly connected to the upper end of the threaded rod (504); the front and rear sides of the right part of the support beam (503) are slidably connected to the outer periphery of the column (502); and the middle part of the right side of the support beam (503) is threadedly connected to the outer periphery of the threaded rod (504).

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