CN219840616U - Self-setting packer based on electric control hydraulic system - Google Patents
Self-setting packer based on electric control hydraulic system Download PDFInfo
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- CN219840616U CN219840616U CN202321288618.3U CN202321288618U CN219840616U CN 219840616 U CN219840616 U CN 219840616U CN 202321288618 U CN202321288618 U CN 202321288618U CN 219840616 U CN219840616 U CN 219840616U
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- 238000007789 sealing Methods 0.000 claims abstract description 54
- 239000000463 material Substances 0.000 claims description 4
- 239000000725 suspension Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 10
- 230000000694 effects Effects 0.000 description 9
- 230000008569 process Effects 0.000 description 8
- 238000001125 extrusion Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 230000014509 gene expression Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of oil and gas wells, in particular to a self-setting packer based on an electric control hydraulic system. The packer comprises a pushing hydraulic cylinder (1), wherein a hydraulic rod is stretched out of the pushing hydraulic cylinder (1) to serve as a pull rod (8), a releasing device (7) is fixed at the end part of the pull rod (8), and an expansion pipe I (2), a sealing pipe I (3), a patch pipe (4), a sealing pipe II (5) and an expansion pipe II (6) are sequentially arranged around the pull rod (8); the first expansion pipe (2) and the second expansion pipe (6) can extrude the first sealing pipe (3) and the second sealing pipe (5) to tightly attach the first sealing pipe (3) and the second sealing pipe (5) to the sleeve. The tool is internally pressed, the releasing part is connected through the pull rod, so that the hydraulic cylinder and the releasing part are inwards closed, the expansion pipe is pushed to expand the sealing pipe, the sealing pipe is tightly attached to the sleeve, the sealing pipe is always supported, and the outer diameter of the sealing pipe after expansion is larger than the inner diameter of the sleeve, so that the sealing pipe has higher tightness and axial suspension force.
Description
Technical Field
The utility model relates to the technical field of oil and gas wells, in particular to a self-setting packer based on an electric control hydraulic system.
Background
The service life of the sleeve is an important factor of the production life of the oil and gas wells, the number of damaged wells of the sleeve is increased along with the increase of the well age of the oil and gas wells, the damage and leakage are more serious, the production efficiency is directly affected, and even the oil and gas wells are scrapped. The casing repairing process is one of the most effective means, and the oil and gas well implementing the casing repairing process can recover the yield in a short time and prolong the service life of the oil and gas well.
CN206129222U discloses a recoverable anchored hydraulic packer which is not entirely identical to the structure of this patent, and which contains complex slips and slip sleeves.
CN202220955570.6 discloses a wellbore sealing device for well servicing operations and the structure of this patent are completely inconsistent, which involves complex structures.
Disclosure of Invention
The purpose of the utility model is that: in order to provide a self-setting packer with better effect, the specific purpose is to provide a plurality of substantial technical effects of the specific implementation part.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the self-setting packer based on the electric control hydraulic system is characterized by comprising a pushing hydraulic cylinder 1, wherein a hydraulic rod is extended out of the pushing hydraulic cylinder 1 to serve as a pull rod 8, a releasing device 7 is fixed at the end part of the pull rod 8, and an expansion pipe I2, a sealing pipe I3, a patch pipe 4, a sealing pipe II 5 and an expansion pipe II 6 are sequentially arranged around the pull rod 8; the first expansion pipe 2 and the second expansion pipe 6 are large on one side and small on one side, the first expansion pipe 2 and the second expansion pipe 6 are symmetrically arranged, and when the pull rod 8 is gradually tensioned, the first expansion pipe 2 and the second expansion pipe 6 can squeeze the first sealing pipe 3 and the second sealing pipe 5 to tightly attach the first sealing pipe 3 and the second sealing pipe 5 to the sleeve.
The utility model further adopts the technical scheme that the first sealing tube 3 and the second sealing tube 5 are made of rubber materials.
The utility model further adopts the technical scheme that the appearance of the first expansion pipe 2 and the second expansion pipe 6 is similar to a truncated cone structure.
The utility model further adopts the technical scheme that the pushing hydraulic cylinder 1 and the releasing device 7 can squeeze the side sides of the first expansion pipe 2 and the second expansion pipe 6.
The utility model further adopts the technical scheme that a patch tube 4 is arranged between the first sealing tube 3 and the second sealing tube 5.
Compared with the prior art, the utility model adopting the technical scheme has the following beneficial effects: the tool is internally pressed, the releasing part is connected through the pull rod, so that the hydraulic cylinder and the releasing part are inwards closed, the expansion pipe is pushed to expand the sealing pipe, the sealing pipe is tightly attached to the sleeve, the sealing pipe is always supported, and the outer diameter of the sealing pipe after expansion is larger than the inner diameter of the sleeve, so that the sealing pipe has higher tightness and axial suspension force. To prior art's defect, this patent adopts just can subtend tensile after the extremely simple structure equipment, and then realizes double-lock, and two sealed tubes one 3 and sealed tube two 5 seal simultaneously.
Drawings
For further explanation of the utility model, reference is made to the following further description, taken in conjunction with the accompanying drawings:
FIG. 1 is a schematic diagram of the internal structure of the utility model;
FIG. 2 is a perspective view of the utility model;
wherein: 1. pushing the hydraulic cylinder; 2. expanding a first pipe; 3. sealing the first pipe; 4. repairing the pipe; 5. sealing the second pipe; 6. expanding a second pipe; 7. releasing; 8. and (5) a pull rod.
Detailed Description
The present utility model is further illustrated in the following drawings and detailed description, which are to be understood as being merely illustrative of the utility model and not limiting the scope of the utility model. In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "top", "bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
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.
The patent provides a plurality of parallel schemes, and the different expressions belong to an improved scheme based on a basic scheme or a parallel scheme. Each scheme has its own unique features. In addition, the technical features of the different embodiments of the present utility model described below may be combined with each other as long as they do not collide with each other. The fixing manner not described herein may be any fixing manner such as screw fixing, bolt fixing or glue bonding.
Embodiment one: with reference to fig. 1 and 2; the self-setting packer based on the electric control hydraulic system is characterized by comprising a pushing hydraulic cylinder 1, wherein a hydraulic rod is extended out of the pushing hydraulic cylinder 1 to serve as a pull rod 8, a releasing device 7 is fixed at the end part of the pull rod 8, and an expansion pipe I2, a sealing pipe I3, a patch pipe 4, a sealing pipe II 5 and an expansion pipe II 6 are sequentially arranged around the pull rod 8; the first expansion pipe 2 and the second expansion pipe 6 are large on one side and small on one side, the first expansion pipe 2 and the second expansion pipe 6 are symmetrically arranged, and when the pull rod 8 is gradually tensioned, the first expansion pipe 2 and the second expansion pipe 6 can squeeze the first sealing pipe 3 and the second sealing pipe 5 to tightly attach the first sealing pipe 3 and the second sealing pipe 5 to the sleeve. The essential technical effects and the realization process thereof, namely the basic functions, played by the technical proposal are as follows:
the tool is internally pressed, the releasing part is connected through the pull rod, so that the hydraulic cylinder and the releasing part are inwards closed, the expansion pipe is pushed to expand the sealing pipe, the sealing pipe is tightly attached to the sleeve, the sealing pipe is always supported, and the outer diameter of the sealing pipe after expansion is larger than the inner diameter of the sleeve, so that the sealing pipe has higher tightness and axial suspension force. To prior art's defect, this patent adopts just can subtend tensile after the extremely simple structure equipment, and then realizes double-lock, and two sealed tubes one 3 and sealed tube two 5 seal simultaneously.
Embodiment two: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the first sealing tube 3 and the second sealing tube 5 are made of rubber materials. The essential technical effects and the realization process thereof, namely the basic functions, played by the technical proposal are as follows: the rubber material can provide certain deformability and extrusion capability.
Embodiment III: as a further improvement scheme or a parallel scheme or an alternative independent scheme, the shape of the first expansion pipe 2 and the second expansion pipe 6 is similar to a truncated cone structure. The essential technical effects and the realization process thereof, namely the basic functions, played by the technical proposal are as follows: the round platform-like structure can extrude the first sealing tube 3 and the second sealing tube 5, so that the extrusion is convenient, and further, the extrusion structure provides a foundation for deformation.
Embodiment four: as a further improvement or juxtaposition or alternatively independent, pushing cylinder 1 and release 7 can squeeze the sides of expansion one 2 and expansion two 6. The essential technical effects and the realization process thereof, namely the basic functions, played by the technical proposal are as follows: the extrusion can facilitate the force transfer.
Fifth embodiment: as a further development or juxtaposition or alternatively independent, a patch tube 4 is arranged between the first sealing tube 3 and the second sealing tube 5.
The effects are independently provided, and the combination of the effects can be achieved by a set of structures.
It should be noted that, the multiple schemes provided in this patent include the basic schemes of itself, are independent of each other and are not restricted to each other, but they can also be combined with each other under the condition of no conflict, so as to achieve multiple effects together.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the foregoing embodiments, which have been described in the foregoing description merely illustrates the principles of the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model, which is defined in the appended claims.
Claims (5)
1. The self-setting packer based on the electric control hydraulic system is characterized by comprising a pushing hydraulic cylinder (1), wherein a hydraulic rod is stretched out of the pushing hydraulic cylinder (1) to serve as a pull rod (8), a release hand (7) is fixed at the end part of the pull rod (8), and an expansion pipe I (2), a sealing pipe I (3), a patch pipe (4), a sealing pipe II (5) and an expansion pipe II (6) are sequentially arranged around the pull rod (8); the first expansion pipe (2) and the second expansion pipe (6) are large on one side and small on one side, the first expansion pipe (2) and the second expansion pipe (6) are symmetrically arranged, and when the pull rod (8) is gradually tensioned, the first expansion pipe (2) and the second expansion pipe (6) can extrude the first sealing pipe (3) and the second sealing pipe (5) to tightly cling to the sleeve pipe.
2. A self-setting packer based on an electrically controlled hydraulic system as in claim 1, wherein the first sealing tube (3) and the second sealing tube (5) are of rubber material.
3. The self-setting packer based on the electric control hydraulic system as claimed in claim 1, wherein the shape of the expansion pipe I (2) and the expansion pipe II (6) is similar to a truncated cone structure.
4. A self-setting packer based on an electrically controlled hydraulic system according to claim 1, characterised in that the pushing cylinder (1) and the release (7) are able to squeeze the sides of the first (2) and second (6) expansion tubes.
5. A self-setting packer based on an electrically controlled hydraulic system according to claim 1, characterised in that a patch tube (4) is arranged between the first sealing tube (3) and the second sealing tube (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321288618.3U CN219840616U (en) | 2023-05-25 | 2023-05-25 | Self-setting packer based on electric control hydraulic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321288618.3U CN219840616U (en) | 2023-05-25 | 2023-05-25 | Self-setting packer based on electric control hydraulic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219840616U true CN219840616U (en) | 2023-10-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321288618.3U Active CN219840616U (en) | 2023-05-25 | 2023-05-25 | Self-setting packer based on electric control hydraulic system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219840616U (en) |
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2023
- 2023-05-25 CN CN202321288618.3U patent/CN219840616U/en active Active
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