CN221053649U - Hydraulic anchor for oil field underground operation - Google Patents
Hydraulic anchor for oil field underground operation Download PDFInfo
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- CN221053649U CN221053649U CN202322925491.8U CN202322925491U CN221053649U CN 221053649 U CN221053649 U CN 221053649U CN 202322925491 U CN202322925491 U CN 202322925491U CN 221053649 U CN221053649 U CN 221053649U
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- wall
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- 238000003825 pressing Methods 0.000 claims abstract description 22
- 241000935974 Paralichthys dentatus Species 0.000 claims abstract description 21
- 244000309464 bull Species 0.000 claims description 7
- 241000242541 Trematoda Species 0.000 abstract description 8
- 230000000694 effects Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000004873 anchoring Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Piles And Underground Anchors (AREA)
Abstract
The utility model discloses an oil field underground operation hydraulic anchor, which relates to the technical field of oil field underground operation and comprises an anchor body, wherein two centralizing blocks are arranged on the inner wall of the anchor body, springs are fixedly connected to one sides of the two centralizing blocks far away from the anchor body, flukes are fixedly connected to the other ends of the springs, a pressing plate is detachably arranged on one side of each fluke far away from the centralizing block, two limiting rods are fixedly connected to one side of each pressing plate near the centralizing block, screw rods are inserted into the inner walls of the two limiting rods in a threaded manner, a first thread block is sleeved on the surface of each screw rod, threaded holes are formed in one side of each first thread block near the screw rod, a connecting rod is fixedly connected to one end of each screw rod far away from each first thread block, and a rotating rod is connected to the inner wall of each connecting rod in a sliding manner. The hydraulic anchor for the oil field underground operation solves the problem that the stability of the anchor fluke and the centralizing block is poor when the pressing plate anchors a pipe column by only depending on spring connection.
Description
Technical Field
The utility model relates to the technical field of oilfield downhole operation, in particular to a hydraulic anchor for oilfield downhole operation.
Background
In the oil field exploration process, normal production of the oil-water well is guaranteed by adopting a downhole operation mode, the downhole operation comprises oil-water well maintenance, oil test and other works, and in the downhole operation process, a pipe column in the oil-water well can be anchored by using a hydraulic anchor, so that the pipe column is prevented from displacement, and the normal production of the oil-water well is prevented from being influenced.
The prior art such as the utility model with the publication number of CN202810735U discloses an oilfield downhole operation tool, in particular to an oilfield downhole operation hydraulic anchor, which has the technical scheme that: the anchor body is provided with a fluke hole, the flukes are arranged in the fluke hole, counter bores are formed in the upper portion and the lower portion of the fluke hole, the pressing plate is fixed in the counter bores through the screws, a pressing plate groove is formed in the pressing plate, the flukes are connected with the centralizing block, and a spring is arranged between the flukes and the centralizing block; the beneficial effects of the utility model are as follows: the hydraulic anchor has the advantages that the problem that the hydraulic anchor is easy to clamp a pipe column in the construction process is solved, the fluke cannot displace in the anchor body, the clamping effect is good when the hydraulic anchor is used, normal production of an oil field is guaranteed, and the production efficiency of the oil field is improved.
With respect to the above and related art, the inventors believe that there are often the following drawbacks: when the hydraulic anchor for oil field underground operation is used for anchoring the tubular column under the oil water well, the anchor fluke and the centralizing block are connected only by virtue of the spring, so that the stability of the tubular column anchored by the pressing plate is poor.
To this end, we propose a hydraulic anchor for oilfield downhole operations.
Disclosure of utility model
The utility model aims to provide a hydraulic anchor for downhole operation of an oil field, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an oil field operation hydraulic anchor in pit, includes the anchor body, two righting blocks are installed to the inner wall of the anchor body, two the equal fixedly connected with spring in one side of the anchor body is kept away from to righting blocks, the other end fixedly connected with fluke of spring, the detachable mounting has the clamp plate in one side of righting blocks is kept away from to the fluke, the clamp plate is close to one side fixedly connected with two gag lever posts of righting blocks, two equal screw thread of inner wall of gag lever post is inserted and is equipped with the screw rod, the surface cover of screw rod has first screw thread piece.
The components achieve the following effects: when the hydraulic anchor is used, the damage to the spring between the fluke and the righting block can be reduced through the limiting rod, so that the service life of the spring is prolonged, the position of the limiting rod can be limited through the first threaded block, and the spring between the fluke and the righting block can be protected when the pressure difference between the oil jackets is overlarge.
Preferably, a threaded hole is formed in one side, close to the screw rod, of the first threaded block, and a connecting rod is fixedly connected to one end, far away from the first threaded block, of the screw rod.
The components achieve the following effects: the screw rod can be controlled to rotate through the connecting rod, so that the first threaded block is controlled to rotate, and the first threaded block is conveniently fixed and the connection relationship between the screw rod and the first threaded block is relieved.
Preferably, the inner wall sliding connection of connecting rod has the bull stick, the bull stick is close to the one end fixedly connected with clamping lever of screw rod.
The components achieve the following effects: the bull stick of sliding connection at the connecting rod inner wall can remove and rotate, can control the screw rod through the clamping lever and rotate.
Preferably, one end of the rotating rod far away from the clamping rod is fixedly connected with a rotating block, and the rotating block is slidably connected to the inner wall of the pressing plate.
The components achieve the following effects: the rotating rod can be rotated through the rotating block, so that the clamping rod is controlled to rotate.
Preferably, the surface of the rotating rod is sleeved with a connecting spring, and two ends of the connecting spring are fixedly connected with the connecting rod and the rotating block respectively.
The components achieve the following effects: the rotary block can be conveniently rotated through the connecting spring, and the rotary block can be conveniently rotated through the position of the rotary block which is reset through the connecting spring.
Preferably, two second thread blocks are inserted into the inner wall threads of the pressing plate.
The components achieve the following effects: the second thread block which is inserted into the inner wall of the pressing plate through threads can rotate, so that the second thread block can be installed and detached.
Preferably, the two second thread blocks are fixedly connected with a twisting handle at one side far away from the rotating block.
The components achieve the following effects: the second threaded block can be conveniently rotated through the twisting handle, and the position of the rotating block can be limited through the second threaded block.
Compared with the prior art, the utility model has the beneficial effects that:
1. According to the hydraulic anchor, the limit rod is arranged, so that damage to the spring between the fluke and the centralizing block is reduced when the hydraulic anchor anchors the pipe column, and the service life of the spring between the fluke and the centralizing block is prolonged.
2. According to the utility model, the position of the rotating block can be limited by arranging the second threaded block, so that the rotating block can be retracted when the hydraulic anchor is used, and the second threaded block can be conveniently rotated by arranging the screwing handle.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of the structure of the press plate of the present utility model;
FIG. 3 is a schematic view of the structure of the stop lever of the present utility model;
FIG. 4 is a schematic view of the partial structure of FIG. 3 according to the present utility model;
FIG. 5 is a schematic view of the structure of the rotating rod of the present utility model;
fig. 6 is an enlarged view of fig. 3 at a in accordance with the present utility model.
In the figure: 1-an anchor body; 2-pressing plates; 3-flukes; 4-righting blocks; 5-a limiting rod; 6-a first screw block; 7-a threaded hole; 8-a screw; 9-connecting rods; 10-rotating rods; 11-connecting a spring; 12-turning blocks; 13-clamping rods; 14-a second screw block; 15-twisting the handle.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides an oil field operation hydraulic anchor in pit, including anchor body 1, two righting piece 4 are installed to the inner wall of anchor body 1, and two righting piece 4 are kept away from the equal fixedly connected with spring in one side of anchor body 1, the other end fixedly connected with fluke 3 of spring, and detachable installation has clamp plate 2 in one side that righting piece 4 was kept away from to fluke 3, and clamp plate 2 is close to two gag lever posts 5 of one side fixedly connected with of righting piece 4, and the equal screw thread of inner wall of two gag lever posts 5 is inserted and is equipped with screw rod 8, and screw rod 8's surface cover has first screw thread piece 6. When the hydraulic anchor is used, the damage to the spring between the fluke 3 and the righting block 4 can be reduced through the limiting rod 5, so that the service life of the spring is prolonged, the position of the limiting rod 5 can be limited through the first threaded block 6, and the spring between the fluke 3 and the righting block 4 can be protected when the pressure difference between oil jackets is overlarge.
The specific arrangement and function of the whole will be specifically described below.
As shown in fig. 1-5, a threaded hole 7 is formed in one side, close to the screw rod 8, of the first threaded block 6, and a connecting rod 9 is fixedly connected to one end, far away from the first threaded block 6, of the screw rod 8. The screw rod 8 can be controlled to rotate through the connecting rod 9, so that the first thread block 6 is controlled to rotate, and the first thread block 6 is conveniently fixed and the connection relationship between the screw rod 8 and the first thread block 6 is relieved. The inner wall sliding connection of connecting rod 9 has bull stick 10, and the one end that bull stick 10 is close to screw rod 8 is fixedly connected with clamping rod 13. The rotating rod 10 which is connected with the inner wall of the connecting rod 9 in a sliding way can move and rotate, and the screw rod 8 can be controlled to rotate through the clamping rod 13.
The end of the rotating rod 10 far away from the clamping rod 13 is fixedly connected with a rotating block 12, and the rotating block 12 is connected to the inner wall of the pressing plate 2 in a sliding manner. The rotating rod 10 can be rotated by the rotating block 12, so that the control clamping rod 13 can be rotated. The surface of the rotating rod 10 is sleeved with a connecting spring 11, and two ends of the connecting spring 11 are fixedly connected with the connecting rod 9 and the rotating block 12 respectively. The connecting spring 11 can be used for conveniently resetting the position of the rotating block 12 to move when the rotating block 12 needs to be rotated, so that the rotating block 12 can be conveniently rotated.
As shown in fig. 3 and 6, two second screw blocks 14 are screw-inserted into the inner wall of the pressing plate 2. The second screw block 14 screw-inserted in the inner wall of the pressing plate 2 can be rotated, so that the second screw block 14 can be mounted and dismounted.
The sides of the two second thread blocks 14 far away from the rotating block 12 are fixedly connected with twisting handles 15. The second screw block 14 can be conveniently rotated by the knob 15, and the position of the rotating block 12 can be limited by the second screw block 14.
Working principle: when the hydraulic anchor for oil field underground operation is used, when the pressure of the oil pipe is larger than the pressure of the casing, the pressure difference between the oil jackets can act on the fluke 3 and gradually push the pressing plate 2 to be close to the inner wall of the casing, so that an anchoring effect is achieved on the pipe column. The pressure difference between the oil jackets is larger than the spring force of the springs connected between the flukes 3 and the centralizing blocks 4, the flukes 3 push the pressing plates 2 to move away from the anchor body 1, at the moment, the limiting rods 5 slide on the inner walls of the centralizing blocks 4, so that the stability of anchoring the pipe column by the pressing plates 2 is improved, when the springs between the centralizing blocks 4 and the flukes 3 of the hydraulic anchor are required to be maintained, the rotating blocks 12 are pulled first to drive the connecting rods 9 to enable the first threaded blocks 6 to be close to the centralizing blocks 4, then the rotating blocks 12 are rotated to drive the rotating rods 10 to rotate, the rotating rods 10 are rotated to drive the clamping rods 13 to rotate, so that the connecting rods 9 are rotated, the first threaded blocks 6 are connected with the centralizing blocks 4, the rotating blocks 12 are continuously rotated to enable the screw rods 8 to rotate on the inner walls of the threaded holes 7 on the first threaded blocks 6, the connection between the screw rods 8 and the first threaded blocks 6 is released, then the moving pressing plates 2 are far away from the flukes 3, the springs between the centralizing blocks 3 and the centralizing blocks 4 are checked, the connecting springs 11 can be connected, the rotating blocks 12 can be retracted, and meanwhile when the rotating blocks 12 are required to be operated, the rotating blocks 12 are required to be kept away from the centralizing blocks 12, the rotating blocks 12 can be operated, the rotating blocks and the bolts can be conveniently and the bolts between the rotating blocks 3 and the moving blocks and the sealing plates 4 through the moving plates and the sealing plates 4, and the connecting rods.
When the connection relation between the limiting rod 5 and the first threaded block 6 needs to be relieved, the screwing handle 15 is rotated to drive the second threaded block 14 to rotate on the inner wall of the pressing plate 2, so that the second threaded block 14 moves away from the pressing plate 2, the limitation on the position of the rotating block 12 is relieved, at the moment, the rotating block 12 moves away from the fluke 3 under the action of the elastic force of the connecting spring 11, at the moment, the rotating block 12 can be controlled to rotate the connecting rod 9, the position of the rotating block 12 can be limited by setting the second threaded block 14, the rotating block 12 can be folded when the hydraulic anchor is used, and the screwing handle 15 can be arranged to conveniently rotate the second threaded block 14.
It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an oil field operation hydraulic anchor in pit, includes anchor body (1), its characterized in that: two righting blocks (4) are installed to the inner wall of anchor body (1), two the equal fixedly connected with spring in one side that anchor body (1) was kept away from to righting block (4), the other end fixedly connected with fluke (3) of spring, detachable mounting has clamp plate (2) in one side that righting block (4) was kept away from to fluke (3), clamp plate (2) are close to one side fixedly connected with two gag lever posts (5) that right block (4), two equal screw thread in inner wall of gag lever post (5) is inserted and is equipped with screw rod (8), the surface cover of screw rod (8) has first screw thread piece (6).
2. An oilfield downhole operation hydraulic anchor according to claim 1, wherein: screw holes (7) are formed in one side, close to the screw rod (8), of the first threaded block (6), and a connecting rod (9) is fixedly connected to one end, far away from the first threaded block (6), of the screw rod (8).
3. An oilfield downhole operation hydraulic anchor according to claim 2, wherein: the inner wall sliding connection of connecting rod (9) has bull stick (10), the one end that bull stick (10) are close to screw rod (8) fixedly connected with clamping rod (13).
4. A hydraulic oilfield downhole operation anchor according to claim 3, wherein: one end of the rotating rod (10) far away from the clamping rod (13) is fixedly connected with a rotating block (12), and the rotating block (12) is slidably connected to the inner wall of the pressing plate (2).
5. An oilfield downhole operation hydraulic anchor according to claim 4, wherein: the surface of the rotating rod (10) is sleeved with a connecting spring (11), and two ends of the connecting spring (11) are fixedly connected with the connecting rod (9) and the rotating block (12) respectively.
6. An oilfield downhole operation hydraulic anchor according to claim 1, wherein: two second thread blocks (14) are inserted into the inner wall threads of the pressing plate (2).
7. An oilfield downhole operation hydraulic anchor according to claim 6, wherein: one side of each second threaded block (14) far away from the rotating block (12) is fixedly connected with a twisting handle (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322925491.8U CN221053649U (en) | 2023-10-31 | 2023-10-31 | Hydraulic anchor for oil field underground operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322925491.8U CN221053649U (en) | 2023-10-31 | 2023-10-31 | Hydraulic anchor for oil field underground operation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221053649U true CN221053649U (en) | 2024-05-31 |
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ID=91201523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322925491.8U Active CN221053649U (en) | 2023-10-31 | 2023-10-31 | Hydraulic anchor for oil field underground operation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221053649U (en) |
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2023
- 2023-10-31 CN CN202322925491.8U patent/CN221053649U/en active Active
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