Double-hollow sucker rod auxiliary device

Abstract

The utility model discloses a double-hollow sucker rod auxiliary device, which relates to the technical field of double-hollow sucker rods and comprises a fixing plate, a round hole is formed in the fixing plate, a rectangular frame is arranged at the top of the fixing plate, and two symmetrically arranged arc-shaped clamping plates are arranged in the rectangular frame; the moving mechanism is located in the rectangular frame and used for driving the arc-shaped clamping plates to conduct clamping; and the limiting mechanism is located between the fixing plate and the rectangular frame and used for connecting the fixing plate and the rectangular frame. The bidirectional lead screw is rotated through the rotating block, the bidirectional lead screw drives the first connecting block to move, the first connecting block drives the two arc-shaped clamping plates to move, the second moving block can slide on the guide column, the two arc-shaped clamping plates can clamp the sucker rod, the sucker rod is prevented from rotating, and connection work can be completed only by one worker; and the operation is convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to double hollow sucker rod technical field, concretely is a double hollow sucker rod auxiliary device. BACKGROUND

[0002] Petroleum refers to the liquid and solid hydrocarbon mixture, has natural occurrence. Petroleum is divided into crude oil, natural gas, natural gas liquid and natural tar etc. forms, and petroleum exploitation refers to the behavior of mining and extracting petroleum in the place where petroleum is stored. In the process of exploiting petroleum, the driving mode of oil and gas flowing into the well bottom from the reservoir and rising to the well head, and in the exploitation of petroleum, double hollow sucker rod needs to be used.

[0003] At present, when two sucker rods are connected, two workers need to cooperate with each other, one worker fixes the lower sucker rod to avoid the lower sucker rod rotating with the upper sucker rod, and the other worker twists the upper sucker rod, so as to connect the two sucker rods, which needs the cooperation of two workers, is more troublesome, and also increases the working strength of workers, therefore, technical innovation and design optimization are needed to realize the optimization of a double hollow sucker rod auxiliary device. UTILITARY MODEL CONTENT

[0004] At present, when two sucker rods are connected, two workers need to cooperate with each other, one worker fixes the lower sucker rod to avoid the lower sucker rod rotating with the upper sucker rod, and the other worker twists the upper sucker rod, so as to connect the two sucker rods, which needs the cooperation of two workers, is more troublesome, and also increases the working strength of workers, therefore, technical innovation and design optimization are needed to realize the optimization of a double hollow sucker rod auxiliary device.

[0005] The technical scheme adopted by the embodiment of the present application to solve the technical problem is:

[0006] A double hollow sucker rod auxiliary device comprises:

[0007] The fixed plate is provided with a circular hole, and the top of the fixed plate is provided with a rectangular frame.

[0008] The moving mechanism is located inside the rectangular frame and is used to drive the arc-shaped clamping plates to clamp.

[0009] The limiting mechanism is located between the fixed plate and the rectangular frame and is used to connect the fixed plate and the rectangular frame.

[0010] In a possible implementation, the moving mechanism includes two arc-shaped clamping plates, each of which is fixed with a connecting block one on the same side, each of the other sides of the two arc-shaped clamping plates is fixed with a connecting block two, a guide column is fixed inside the rectangular frame, the guide column penetrates through the two connecting block twos, a bidirectional screw rod penetrates through the two connecting block ones, the bidirectional screw rod is in threaded connection with the connecting block one, one end of the bidirectional screw rod is in rotational connection with the rectangular frame, the other end of the bidirectional screw rod penetrates through the rectangular frame and is in rotational connection with the rectangular frame, a rotating block is fixed at one end of the bidirectional screw rod penetrating through the rectangular frame, and anti-skid lines are arranged on the outer side of the rotating block. The rotating block is rotated to move the bidirectional screw rod, the bidirectional screw rod drives the connecting block one to move, the connecting block one drives the two arc-shaped clamping plates to move, the moving block two slides on the guide column, and the two arc-shaped clamping plates clamp the sucker rod to prevent the sucker rod from rotating.

[0011] In a possible implementation, the limiting mechanism includes limiting holes formed on the two sides of the rectangular frame, a rectangular slot is formed on the fixed plate, a rectangular block slides in the rectangular slot, a connecting plate is fixed on the rectangular block, a limiting block is fixed on one side of the connecting plate, the limiting block can be inserted into the limiting hole, a U-shaped plate is fixed on the connecting plate, a fixed column is fixed in the rectangular slot, the fixed column penetrates through the rectangular block, the fixed column is fixedly connected with the inner wall of the rectangular slot at both ends, the rectangular block can slide on the fixed column, a spring is arranged on the outer side of the fixed column, the spring is in a compressed state, the spring drives the rectangular block to slide on the fixed column, the rectangular block drives the limiting block to be inserted into the limiting hole through the connecting plate, so that the limiting of the rectangular frame is completed. When it is necessary to remove the rectangular frame, the connecting plate is pulled by the U-shaped plate, the connecting plate drives the limiting block to move out of the limiting hole, at the same time, the rectangular block slides on the fixed column and presses the spring, and at this time, the rectangular frame can be removed from the fixed plate.

[0012] In a possible implementation, a slot is formed on the fixed plate, and a plug plate is fixed at the bottom of the rectangular frame, the plug plate can be inserted into the slot, and the rectangular frame is positioned.

[0013] In a possible implementation, anti-skid pads are fixed on the sides close to each other of the two arc-shaped clamping plates, so that the friction between the arc-shaped clamping plates and the sucker rod is improved.

[0014] In summary, the utility model discloses the following at least one beneficial technical effect:

[0015] 1, by rotating the block two -way screw rod, two -way screw rod drive connecting block one removes, connecting block one drive two arc -shaped clamping plates and remove, the moving block two will slide on the guide column, two arc -shaped clamping plates will be clamped to sucker rod, avoid the rotation of sucker rod, only one staff can complete the connection work, it is more convenient.

[0016] 2, by spring drive connecting plate moves, connecting plate drive limit block inserts into the limit hole inside on the rectangular frame, can complete the fixing of rectangular frame, again pull connecting plate, make limit block from limit hole remove and can take down rectangular frame from fixed plate, with this can the quick disassembly of rectangular frame, improve the disassembly efficiency, also avoid rectangular frame influence subsequent work. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the whole structure schematic view of the utility model;

[0018] Figure 2 It is the internal structure schematic view of the rectangular frame of the utility model;

[0019] Figure 3 It is the bottom structure schematic view of the rectangular frame of the utility model;

[0020] Figure 4 It is the fixed plate side cross -section structure schematic view of the utility model.

[0021] Reference signs: 1, fixed plate;2, rectangular frame;3, arc -shaped clamping plate;4, connecting block two;5, rotating block;6, round hole;7, rectangular slot;8, two -way screw rod;9, connecting block one;10, non -slip pad;11, guide column;12, limit hole;13, plug -in board;14, plug -in groove;15, limit block;16, connecting plate;17, U -shaped board;18, fixed column;19, spring;20, rectangular block. DETAILED DESCRIPTION

[0022] The technical scheme in the utility model will be described clearly and completely in combination with the drawings in the utility model, and in addition, the form of each structure recorded in the following implementation manner is only an example, the appliance rack involved in the utility model is not limited to each structure recorded in the following implementation manner, all other implementation manners obtained by the ordinary skill in the art without making creative labor belong to the range of protection of the utility model.

[0023] This embodiment introduces the specific structure of a double hollow sucker rod auxiliary device, and specifically refers to Figures 1-4 As shown in the figure, a double hollow sucker rod auxiliary device comprises:

[0024] The fixed plate 1 is provided with a circular hole 6, and a rectangular frame 2 is arranged on the top of the fixed plate 1, and two symmetrical arc-shaped clamping plates 3 are arranged in the rectangular frame 2;

[0025] The moving mechanism is arranged in the rectangular frame 2 and is used for driving the arc-shaped clamping plates 3 to clamp;

[0026] The limiting mechanism is arranged between the fixed plate 1 and the rectangular frame 2 and is used for connecting the fixed plate 1 and the rectangular frame 2.

[0027] At present, when two oil pumping rods are connected, two workers need to cooperate with each other, one worker fixes the lower oil pumping rod to avoid the lower oil pumping rod rotating with the upper oil pumping rod, and the other worker twists the upper oil pumping rod, so as to connect the two oil pumping rods, which needs the cooperation of two workers and is relatively troublesome and increases the working strength of the workers.

[0028] When the lower oil pumping rod needs to be fixed, the moving mechanism includes two arc-shaped clamping plates 3 fixed with a connecting block one 9 on the same side, two arc-shaped clamping plates 3 fixed with a connecting block two 4 on the other side, a guide column 11 fixed in the rectangular frame 2, the guide column 11 penetrating through the two connecting block twos 4, a bidirectional screw rod 8 penetrating through the two connecting block ones 9, the bidirectional screw rod 8 being in threaded connection with the connecting block one 9, one end of the bidirectional screw rod 8 being in rotational connection with the rectangular frame 2, the other end of the bidirectional screw rod 8 penetrating through the rectangular frame 2 and being in rotational connection with the rectangular frame 2, the bidirectional screw rod 8 being fixed with a rotating block 5 at the end penetrating through the rectangular frame 2, and anti-skid lines being arranged on the outer side of the rotating block 5, the bidirectional screw rod 8 being rotated through the rotating block 5, the bidirectional screw rod 8 driving the connecting block one 9 to move, the connecting block one 9 driving the two arc-shaped clamping plates 3 to move, the moving block two sliding on the guide column 11, and the two arc-shaped clamping plates 3 clamping the oil pumping rod to avoid the oil pumping rod rotating, so that only one worker can complete the connection work, which is relatively convenient.

[0029] When the connecting rod is connected, the rectangular frame 2 needs to be removed when pumping oil is needed, the limiting mechanism includes the limiting holes 12 opened on both sides of the rectangular frame 2, the rectangular slot 7 is opened on the fixed plate 1, the rectangular block 20 is slidably arranged in the rectangular slot 7, the connecting plate 16 is fixed on the rectangular block 20, the limiting block 15 is fixed on one side of the connecting plate 16 facing the rectangular frame 2, the limiting block 15 can be inserted into the limiting hole 12, the U-shaped plate 17 is fixed on the connecting plate 16, the fixed column 18 is fixed in the rectangular slot 7, the fixed column 18 penetrates through the rectangular block 20, both ends of the fixed column 18 are fixedly connected with the inner wall of the rectangular slot 7, the rectangular block 20 can slide on the fixed column 18, the spring 19 is sleeved outside the fixed column 18, the spring 19 is in a compressed state, the spring 19 drives the continuous block to slide on the fixed column 18, the rectangular block 20 drives the limiting block 15 to be inserted into the limiting hole 12 through the connecting plate 16, so that the limiting of the rectangular frame 2 is completed, when the rectangular frame 2 needs to be removed, the connecting plate 16 is pulled through the U-shaped plate 17, the connecting plate 16 drives the limiting block 15 to move out of the limiting hole 12, at the same time, the rectangular block 20 slides on the fixed column 18 and presses the spring 19, at this time, the rectangular frame 2 can be taken off from the fixed plate 1.

[0030] When the rectangular frame 2 is installed on the fixed plate 1, the insertion slot 14 is opened on the fixed plate 1, the insertion plate 13 is fixed at the bottom of the rectangular frame 2, the insertion plate 13 can be inserted into the insertion slot 14, so that the rectangular frame 2 is positioned

[0031] More, the anti-skid pads 10 are fixed on one side of each of the two arc-shaped clamping plates 3, so that the friction between the arc-shaped clamping plate 3 and the sucker rod is improved.

[0032] When the staff needs to connect the sucker rod, the fixed plate 1 is fixed on the top of the blowout preventer through the bolt penetrating through the circular hole 6, the U-shaped plate 17 on both sides is pulled, the U-shaped plate 17 pulls the connecting plate 16, the connecting plate 16 drives the limiting block 15 to move out of the limiting hole 12, at the same time, the rectangular block 20 slides on the fixed column 18 and presses the spring 19, the insertion plate 13 at the bottom of the rectangular frame 2 is aligned with the insertion slot and is inserted, so that the sucker rod below is located between the two arc-shaped clamping plates 3, then the U-shaped plate 17 is released, the spring 19 is in a compressed state, the spring 19 drives the continuous block to slide on the fixed column 18, the rectangular block 20 drives the limiting block 15 to be inserted into the limiting hole 12 through the connecting plate 16, so that the limiting of the rectangular frame 2 is completed, it is more convenient and fast, then the bidirectional screw rod 8 is rotated, the bidirectional screw rod 8 drives the connecting block one 9 to move, the connecting block one 9 drives the two arc-shaped clamping plates 3 to move, the moving block two slides on the guide column 11, the two arc-shaped clamping plates 3 clamp the sucker rod, so that the sucker rod is prevented from rotating, at this time, the staff aligns the upper sucker rod with the lower sucker rod and twists, when the connection is completed, the rectangular frame 2 can be quickly taken down by pulling the U-shaped plate 17, so that the rectangular frame 2 does not affect the subsequent work.

[0033] Finally, it should be noted that: apparently, the above examples are merely for the purpose of clearly illustrating the utility model, and not limited to the implementation. For those of ordinary skill in the art, on the basis of the above description, other different forms of changes or variations can also be made. Here, it is not necessary and impossible to exhaust all the implementation. The obvious changes or variations derived therefrom are still within the scope of protection of the utility model.

Claims

1. A dual hollow sucker rod assist device, characterized in that, Include: Fixed plate (1), the fixed plate (1) is provided with a round hole (6), the fixed plate (1) top is equipped with rectangular frame (2), the rectangular frame (2) is equipped with two symmetrical arc clamping plates (3) inside; Moving mechanism, the moving mechanism is located inside the rectangular frame (2), for driving arc clamping plate (3) to carry out clamping, wherein, the moving mechanism includes two arc clamping plates (3) same side fixed connection block one (9), two arc clamping plates (3) other side is fixed with connection block two (4), the rectangular frame (2) is fixed with guide column (11), the guide column (11) penetrates two connection block two (4), two connection block one (9) are penetrated with bidirectional screw rod (8); Limiting mechanism, the limiting mechanism is located between fixed plate (1) and rectangular frame (2), for connecting fixed plate (1) and rectangular frame (2), wherein, the limiting mechanism includes the limiting hole (12) that is set up on both sides of rectangular frame (2), the rectangular slot (7) is set up on the fixed plate (1), the rectangular block (20) is slid in the rectangular slot (7), the connecting plate (16) is fixed on the rectangular block (20), the limiting block (15) of the connecting plate (16) side is fixed towards rectangular frame (2), the limiting block (15) can be inserted into limiting hole (12) inside, the U-shaped plate (17) is fixed on the connecting plate (16).

2. A dual hollow sucker rod assist device as defined in claim 1, wherein: The bidirectional screw rod (8) is screwed with the connection block one (9), one end of the bidirectional screw rod (8) is rotatably connected with the rectangular frame (2), the other end of the bidirectional screw rod (8) penetrates the rectangular frame (2) and is rotatably connected with the rectangular frame (2).

3. A dual hollow sucker rod assist device as defined in claim 2, wherein: The bidirectional screw rod (8) penetrates the one end of the rectangular frame (2) and is fixed with the rotating block (5), the rotating block (5) is provided with anti-skid lines on the outside.

4. A dual hollow sucker rod assist device as defined in claim 1, wherein: The rectangular slot (7) is fixed with the fixed column (18) inside, the fixed column (18) penetrates the rectangular block (20), both ends of the fixed column (18) are fixedly connected with the inner wall of the rectangular slot (7), the rectangular block (20) can slide on the fixed column (18), the fixed column (18) is provided with the spring (19) outside.

5. A dual hollow sucker rod assist device as defined in claim 1, wherein: The fixed plate (1) is provided with the slot (14), the rectangular frame (2) bottom is fixed with the plug-in plate (13), the plug-in plate (13) can be inserted into the slot (14) inside.

6. A dual hollow sucker rod assist device as defined in claim 1, wherein: Two arc clamping plates (3) are fixed with anti-skid pads (10) on the side of each other.

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