Oil well casing shaping equipment convenient to use

Abstract

The utility model relates to the field of casing reshaping, and discloses an oil well casing reshaping device convenient to use, which comprises a reshaper body and a sleeving seat, the circumferential surface of the sleeving seat is connected with a plurality of groups of positioning components, one end of a transmission rod positioned at the bottom of a connecting rod is connected with a screw rod, the bottom of the screw rod is connected with a bearing seat, and the bearing seat is connected with a bearing. A lifting block is slidably connected to the surface of the transmission rod, multiple sets of folding frameworks are connected to the circumferential surfaces of the lifting block and the bearing seat, a fixing block is connected to the center of the multiple sets of folding frameworks, and a connecting groove matched with the screw and the bearing seat is formed in the top of the shaper body; through cooperative use of the connecting rod, the transmission rod, the rotating seat, the screw rod and the lifting block, the folding framework can be driven to deform, the fixing block is separated from the inner wall of the connecting groove, the shaper body and the sleeving seat can be separated, a sleeve can be conveniently repaired, and the sleeve repairing effect of the shaper body is improved.

Description

Technical Field

[0001] The utility model relates to the field of casing shaping, in particular to an oil well casing shaping device which is easy to use. Background Art

[0002] During the production process of oil fields, due to the influence of factors such as changes in geological stress, the impact of well repair operations, and corrosion and wear, the downhole casing often suffers from significant deformation and damage. The deformation or damage of the downhole casing will not only affect the injection and production systems of the oil and gas wells, causing a rapid decline in oil and gas production or even the inability to produce normally, but will also increase abnormal wear on the tubing, increase production costs, shorten service life, and cause significant production and economic losses. Therefore, a casing shaper is needed to shape and repair the deformed and damaged casing.

[0003] After searching, Chinese patent announcement number: CN219220348U discloses a novel oil well casing shaper, including a shaper body with a positioning assembly detachably installed on the top, the positioning assembly includes a fixing ring detachably sleeved on the outer edge surface of the shaper body, a sleeve ring is fixedly arranged on the outer edge surface of the fixing ring, a side plate is constructed in an annular array on the outer edge surface of the sleeve ring, a positioning groove is centrally provided in the side plate, a positioning shaft is centrally fixedly installed in the positioning groove, a slider is slidably installed on the outer edge surface of the positioning shaft, and a pressure spring 2 with one end abutting against the slider is sleeved on the outer edge surface of one end of the positioning shaft facing the sleeve ring, and a roller structure for abutting against the inner wall of the oil well casing is commonly connected on both sides of the slider, and the roller structure includes a U-shaped clamping plate with one end clamped on both sides of the slider and connected to the slider structure. The novel oil well casing shaper has a reasonable structure, can be adapted to oil well casings of different sizes for use, and has strong practicality.

[0004] In the above technical solution, although the shaper can be positioned, it is not convenient to disassemble the positioning component during the process of the shaper repairing the pipeline. When the shaper repairs the casing, the positioning component will affect the repair effect of the pipeline. When the shaper is inside the casing, it is more troublesome to disassemble the positioning component. Therefore, an easy-to-use oil well casing shaping device is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides an easy-to-use oil well casing shaping device, which aims to improve the problem in the prior art that it is inconvenient to disassemble the positioning assembly during the process of the shaper repairing the pipeline, when the shaper repairs the casing, the positioning assembly will affect the repair effect of the pipeline, and when the shaper is inside the casing, it is troublesome to disassemble the positioning assembly.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A convenient-to-use oil well casing shaping device comprises a shaper body and a sleeve seat, a plurality of positioning components are connected to the circumferential surface of the sleeve seat, a connecting rod is connected to the central part of the sleeve seat, a handle is connected to the top of the connecting rod, a transmission rod is rotatably connected to the inside of the connecting rod, a rotating seat is connected to the top of the transmission rod, the rotating seat is rotatably connected to the inside of the transmission rod, a fixing component is arranged on the surface of the rotating seat, a screw is connected to one end of the transmission rod located at the bottom of the connecting rod, a bearing seat is connected to the bottom of the screw, a lifting block is slidably connected to the surface of the transmission rod, a plurality of folding frames are connected to the circumferential surfaces of the lifting block and the bearing seat, a fixing block is connected to the central parts of the plurality of folding frames, and a connecting groove matching the screw and the bearing seat is provided on the top of the shaper body.

[0008] As a further description of the above technical solution:

[0009] The multiple groups of positioning components include sleeves, multiple groups of the sleeves are installed on the circumferential surface of the sleeve seat, multiple groups of the sleeves are slidably connected to the inside of the sleeves with a moving rod, the other end of the moving rod is connected to a ball seat, the inside of the ball seat is rotatably connected to a ball, one end of the moving rod located inside the sleeve is connected to a limited block, a sliding rod is installed inside the sleeve, and the other end of the sliding rod is connected to the limited block;

[0010] As a further description of the above technical solution:

[0011] A spring is installed inside the sleeve, and the moving rod and the limit block are slidably connected to the surface of the spring;

[0012] As a further description of the above technical solution:

[0013] The top of the rotating seat is connected to a rotating handle, and the fixing component is installed on one side of the rotating handle;

[0014] As a further description of the above technical solution:

[0015] The fixing assembly includes a connecting plate, the connecting plate is rotatably connected to the multiple groups of end portions of the rotating handle, the bottom of the connecting plate is connected to a fixing rod, and the surface of the handle is provided with multiple groups of fixing holes matching the fixing rod;

[0016] As a further description of the above technical solution:

[0017] A plurality of fixing grooves are arranged inside the connecting groove, and the plurality of fixing grooves are matched with the fixing block and the folding frame;

[0018] As a further description of the above technical solution:

[0019] The lifting block is provided with a plurality of sets of second connecting ears on its circumferential surface, the bearing seat is provided with a plurality of sets of first connecting ears on its circumferential surface, and both ends of the folding frame are rotatably connected to the inside of the first connecting ears and the second connecting ears.

[0020] The utility model has the following beneficial effects:

[0021] 1. In the utility model, the screw rod can be driven to rotate by the coordinated use of the connecting rod, the transmission rod and the rotating seat. When the screw rod rotates, the lifting block can be driven to lift. During the lifting process of the lifting block, the folding frame is driven to deform. When the folding frame is deformed, the fixed block is driven to move, so that the fixed block fits with the inner wall of the connecting groove, thereby fixing the shaper body and the socket seat. Similarly, when the screw rod rotates in the opposite direction, the fixing effect of the shaper body and the socket seat can be cancelled, and the shaper body and the socket seat can be separated, which is convenient for repairing the casing and improving the effect of the shaper body on the casing repair.

[0022] 2. In the utility model, through the handle, the rotating seat and the fixing assembly, multiple groups of fixing blocks can always fit with the inner wall of the connecting groove, thereby improving the connection effect between the shaper body and the socket seat. The positioning assembly can position the shaper body, so that the shaper body is kept in the center of the sleeve, which is convenient for moving the sleeve to the position that needs to be repaired. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 A three-dimensional schematic diagram of an oil well casing shaping device that is easy to use proposed by the utility model;

[0024] Figure 2 This is a schematic diagram of the cross-sectional structure of a connection groove of an oil well casing shaping device that is easy to use and is proposed by the utility model;

[0025] Figure 3 This is a schematic diagram of the surface structure of a positioning component of an oil well casing shaping device that is easy to use according to the utility model;

[0026] Figure 4 The utility model provides a structural schematic diagram of a fixing assembly of an oil well casing shaping device that is easy to use.

[0027] Legend:

[0028] 1. Shaper body; 101. Connecting groove; 102. Fixing groove; 2. Socket seat; 3. Connecting rod; 4. Handle; 401. Fixing hole; 5. Sleeve; 501. Sliding rod; 502. Spring; 6. Transmission rod; 601. Lifting block; 602. Screw; 603. Bearing seat; 604. First connecting ear; 605. Second connecting ear; 606. Fixing block; 607. Folding frame; 7. Moving rod; 701. Limiting block; 8. Ball seat; 801. Ball; 9. Rotating seat; 901. Connecting plate; 902. Rotating handle; 903. Fixing rod. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] Reference Figure 1-3, the utility model provides an embodiment: an oil well casing shaping device that is easy to use, including a shaper body 1 and a socket seat 2, the socket seat 2 is connected to a plurality of positioning components on the circumferential surface, the socket seat 2 is connected to a connecting rod 3 at the center of the socket seat 2, the top of the connecting rod 3 is connected to a handle 4, the inside of the connecting rod 3 is rotatably connected to a transmission rod 6, the top of the transmission rod 6 is connected to a rotating seat 9, the rotating seat 9 is rotatably connected to the inside of the transmission rod 6, and a fixing component is arranged on the surface of the rotating seat 9, the handle 4, the rotating seat 9 and the fixing component can make the plurality of fixing blocks 606 always fit with the inner wall of the connecting groove 101, improve the connection effect of the shaper body 1 and the socket seat 2, the positioning component can position the shaper body 1, so that the shaper body 1 is kept in the center of the casing, and the casing is conveniently moved to the position to be repaired; the transmission rod 6 is connected to a screw 602 at one end at the bottom of the connecting rod 3, the bottom of the screw 602 is connected to a bearing seat 603, and the surface of the transmission rod 6 is slidably connected to a lifting component. The lifting block 601 is connected to the circumferential surface of the lifting block 601 and the bearing seat 603, and the central part of the multiple folding frames 607 is connected to the fixed block 606. The top of the shaper body 1 is provided with a connecting groove 101 matching the screw 602 and the bearing seat 603. The screw 602 can be driven to rotate by the use of the connecting rod 3, the transmission rod 6 and the rotating seat 9. When the screw 602 rotates, it can drive the lifting block 601 to rise and fall, and the lifting block 601 rises and falls. During the lowering process, the folding frame 607 is deformed, and when the folding frame 607 is deformed, the fixing block 606 is moved, so that the fixing block 606 fits with the inner wall of the connecting groove 101, thereby fixing the shaper body 1 and the socket seat 2. Similarly, when the screw 602 rotates in the opposite direction, the fixing effect of the shaper body 1 and the socket seat 2 can be cancelled, and the shaper body 1 and the socket seat 2 can be separated, which is convenient for repairing the sleeve and improving the effect of the shaper body 1 on the sleeve repair.

[0031] Reference Figure 3, multiple groups of positioning components include sleeves 5, multiple groups of sleeves 5 are installed on the circumferential surface of the sleeve seat 2, multiple groups of sleeves 5 are slidably connected with moving rods 7 inside, the other end of the moving rod 7 is connected with a ball seat 8, and the ball 801 is rotatably connected inside the ball seat 8. One end of the moving rod 7 located inside the sleeve 5 is connected to a limiting block 701, and a sliding rod 501 is installed inside the sleeve 5, and the other end of the sliding rod 501 is connected to the limiting block 701. Through the ball seat 8 and the ball 801, the inner wall of the sleeve can be abutted and moved. Under the action of the sleeve 5, the sliding rod 501, the moving rod 7 and the limiting block 701, the shaper body 1 can be located in the center of the sleeve, and it is suitable for sleeves of different sizes; a spring 502 is installed inside the sleeve 5, and the moving rod 7 and the limiting block 701 are slidably connected to the surface of the spring 502. The spring 502 can improve the stability of the movement of the moving rod 7 and the limiting block 701, so that the moving rod 7 can be retracted or moved outward.

[0032] Reference Figure 4 The top of the rotating seat 9 is connected with a rotating handle 902, and the fixing component is installed on one side of the rotating handle 902. The rotating handle 902 is convenient for the staff to rotate the transmission rod 6 and the rotating seat 9, so as to facilitate the installation or removal of the shaper body 1 and the socket seat 2; the fixing component includes a connecting plate 901, and the connecting plate 901 is rotatably connected to the multiple groups of ends of the rotating handle 902, and the bottom of the connecting plate 901 is connected with a fixing rod 903. The surface of the handle 4 is provided with multiple groups of fixing holes 401 matching the fixing rod 903. By rotating the connecting plate 901, the fixing rod 903 at the bottom of the connecting plate 901 is inserted into the multiple groups of fixing holes 401. The rotating seat 9 and the rotating handle 902 can be limited, so as to avoid the rotating seat 9 from rotating due to accidental touch during use, and avoid the problem of the shaper body 1 and the socket seat 2 falling off during the movement, thereby improving the connection effect of the shaper body 1 and the socket seat 2.

[0033] Reference Figure 2 , multiple groups of fixing grooves 102 are provided inside the connecting groove 101, and the multiple groups of fixing grooves 102 match the fixing block 606 and the folding frame 607. The multiple groups of fixing grooves 102 can improve the fixing effect of the fixing block 606 and prevent the shaper body 1 and the socket seat 2 from falling off during use; multiple groups of second connecting ears 605 are installed on the circumferential surface of the lifting block 601, and multiple groups of first connecting ears 604 are installed on the circumferential surface of the bearing seat 603. The two ends of the folding frame 607 are rotatably connected to the inside of the first connecting ears 604 and the second connecting ears 605. The two ends of the folding frame 607 can be rotated by the multiple groups of first connecting ears 604 and the second connecting ears 605, so that the folding frame 607 can be deformed conveniently.

[0034] Working principle: When in use, first install the sleeve seat 2 on the top of the shaper body 1, insert the screw 602 and the first connecting ear 604 into the connecting groove 101, rotate the rotating handle 902 to drive the transmission rod 6, the rotating seat 9 and the screw 602 to rotate, and the screw 602 drives the lifting block 601 to lift when rotating. After the lifting block 601 is lifted, under the action of the first connecting ear 604 and the second connecting ear 605, the folding frame 607 is deformed, so that the fixing block 606 moves to the inside of the fixing groove 102. When the fixing block 606 is inserted into the inside of the fixing groove 102, the sleeve seat 2 can be fixed in The surface of the shaper body 1, and then rotate the connecting plate 901 to insert the fixing rod 903 into the fixing hole 401, fix the transmission rod 6, the screw 602 and the rotating seat 9 to avoid rotation caused by accidental touch; then the shaper body 1 is placed in the center of the sleeve through the positioning assembly, and the staff can push the handle 4 to move the shaper body 1 to the position that needs to be repaired, and rotate the rotating handle 902 in the opposite direction to cancel the connection effect between the shaper body 1 and the socket seat 2. After pulling the connecting rod 3 and the handle 4, the socket seat 2 and the positioning assembly can be cancelled, thereby improving the repair effect of the shaper body 1 on the sleeve.

[0035] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. An oil well casing shaping device that is easy to use, comprising a shaping device body (1) and a sleeve seat (2), characterized in that: The circumferential surface of the sleeve seat (2) is connected to a plurality of positioning components. The central part of the sleeve seat (2) is connected to a connecting rod (3). The top of the connecting rod (3) is connected to a handle (4). The interior of the connecting rod (3) is rotatably connected to a transmission rod (6). The top of the transmission rod (6) is connected to a rotating seat (9). The rotating seat (9) is rotatably connected to the interior of the transmission rod (6). A fixing component is arranged on the surface of the rotating seat (9). One end of the transmission rod (6) located at the bottom of the connecting rod (3) is connected to a rotating seat (9). A screw rod (602) is connected, the bottom of the screw rod (602) is connected to a bearing seat (603), the surface of the transmission rod (6) is slidably connected to a lifting block (601), the circumferential surfaces of the lifting block (601) and the bearing seat (603) are connected to multiple groups of folding frames (607), the central parts of the multiple groups of folding frames (607) are connected to fixed blocks (606), and the top of the shaper body (1) is provided with a connecting groove (101) that matches the screw rod (602) and the bearing seat (603).

2. The oil well casing shaping device according to claim 1 is characterized in that: The multiple groups of positioning components include sleeves (5), multiple groups of the sleeves (5) are installed on the circumferential surface of the sleeve seat (2), the multiple groups of the sleeves (5) are slidably connected to the inside of a moving rod (7), the other end of the moving rod (7) is connected to a ball seat (8), the inside of the ball seat (8) is rotatably connected to a ball (801), one end of the moving rod (7) located inside the sleeve (5) is connected to a limiting block (701), a sliding rod (501) is installed inside the sleeve (5), and the other end of the sliding rod (501) is connected to the limiting block (701).

3. The easy-to-use oil well casing shaping device according to claim 2 is characterized in that: A spring (502) is installed inside the sleeve (5), and the moving rod (7) and the limit block (701) are slidably connected to the surface of the spring (502).

4. The easy-to-use oil well casing shaping device according to claim 1 is characterized in that: The top of the rotating seat (9) is connected to a rotating handle (902), and the fixing component is installed on one side of the rotating handle (902).

5. The easy-to-use oil well casing shaping device according to claim 4 is characterized in that: The fixing assembly comprises a connecting plate (901), the connecting plate (901) being rotatably connected to multiple groups of end portions of a rotating handle (902), a fixing rod (903) being connected to the bottom of the connecting plate (901), and a plurality of fixing holes (401) matching the fixing rod (903) being provided on the surface of the handle (4).

6. The easy-to-use oil well casing shaping device according to claim 1 is characterized in that: A plurality of sets of fixing grooves (102) are provided inside the connection groove (101), and the plurality of sets of fixing grooves (102) match the fixing blocks (606) and the folding frame (607).

7. The easy-to-use oil well casing shaping device according to claim 1 is characterized in that: The lifting block (601) is provided with a plurality of sets of second connecting ears (605) on its circumferential surface, the bearing seat (603) is provided with a plurality of sets of first connecting ears (604) on its circumferential surface, and the two ends of the folding frame (607) are rotatably connected to the inside of the first connecting ears (604) and the second connecting ears (605).

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