CN212837680U - Well completion high-temperature high-pressure packer rubber sleeve - Google Patents
Well completion high-temperature high-pressure packer rubber sleeve Download PDFInfo
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- CN212837680U CN212837680U CN202020827983.7U CN202020827983U CN212837680U CN 212837680 U CN212837680 U CN 212837680U CN 202020827983 U CN202020827983 U CN 202020827983U CN 212837680 U CN212837680 U CN 212837680U
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- pipeline
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- packing element
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Abstract
The utility model discloses a well completion high temperature high pressure packer packing element, including main part, first pipeline and second pipeline, the equal movable sleeve in top both sides of main part is equipped with the metal spacer ring, the movable sleeve in the main part top is equipped with well packing element between two metal spacer rings, one side movable sleeve that packing element was kept away from in the metal spacer ring in the top of main part is equipped with the end packing element, the fixed cover in right side of main part is equipped with first pipeline, the left end of first pipeline and the end packing element swing joint on right side. The utility model discloses simple structure vulcanizes first metal protection ring and second metal protection ring on the end packing element on both sides for end packing element and first metal protection ring and second metal protection ring structure of becoming an organic whole, first metal protection ring and second metal protection ring can warp after the compression, and hug closely with the outside inner wall of main part, form a bowl shape protection form, make under high temperature, the poor environment of high pressure, the rubber packing element can not follow the gap and flow and lead to sealedly.
Description
Technical Field
The utility model relates to a packer packing element technical field specifically is a well completion high temperature high pressure packer packing element.
Background
The packer is mainly used for packing the annular space of a sleeve, and key parts in the packer are rubber cylinders and belong to sealing parts in the packer. The sealing performance of the rubber sleeve of the packer directly influences the performance of the packer.
However, due to the development of the petroleum industry at present, shallow wells, low-temperature wells and low-pressure wells are developed on a large scale at present, and when oil and gas reservoirs such as ultra-deep wells and heavy oil wells are developed, high-temperature and high-pressure well conditions can be met, so that higher requirements are provided for the sealing performance of the packer, and the conventional packer cannot meet the field application requirements of 200 ℃ and 105MPa at present.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a well completion high temperature high pressure packer packing element to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a well completion high-temperature high-pressure packer rubber sleeve comprises a main body, a first pipeline and a second pipeline, wherein metal spacer rings are movably sleeved on two sides of the top end of the main body, a middle rubber sleeve is movably sleeved on the top end of the main body between the two metal spacer rings, an end rubber sleeve is movably sleeved on one side, far away from the middle rubber sleeve, of the top end of the main body, a first pipeline is fixedly sleeved on the right side of the main body, the left end of the first pipeline is movably connected with the end rubber sleeve on the right side, a first metal protection ring is movably sleeved on the left end of the outer side of the first pipeline through threads, the inner side of the first metal protection ring is movably connected with the end rubber sleeve on the right side, a second pipeline is movably sleeved on the left end of the top end of the main body, the right end of the second pipeline is movably connected with the end rubber sleeve on the left side, and a second metal protection ring, the inner side of the second metal protection ring is movably connected with the end rubber cylinder on the left side.
Preferably, both the metal spacer rings incline to one side of the middle rubber cylinder.
Preferably, the hardness of the end rubber cylinder is greater than that of the middle rubber cylinder.
Preferably, the first metal guard ring and the second metal guard ring are made of alloy.
Preferably, the first metal guard ring and the second metal guard ring have the same size.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a vulcanize on the end packing element on both sides and have first metal protection ring and second metal protection ring, make end packing element and first metal protection ring and second metal protection ring structure as an organic whole, first metal protection ring and second metal protection ring can warp after the compression, and hug closely with the outside inner wall of main part, form a bowl shape protection form, make at high temperature, under the high pressure difference environment, rubber packing element can not follow the gap and flow and lead to sealedly, can use in high temperature high pressure 200 ℃ 105MPa, be higher than conventional product technical index far away: 150 ℃ and 70 MPa.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic view of the side of the installation of the middle rubber tube.
In the figure: 1. a main body; 2. a first conduit; 3. a second conduit; 4. a metal spacer ring; 5. a middle rubber cylinder; 6. a rubber end cylinder; 7. a first metal guard ring; 8. a second metal guard ring.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: a well completion high-temperature high-pressure packer rubber sleeve comprises a main body 1, a first pipeline 2 and a second pipeline 3, wherein metal spacer rings 4 are movably sleeved on two sides of the top end of the main body 1, a middle rubber sleeve 5 is movably sleeved on the top end of the main body 1 between the two metal spacer rings 4, an end rubber sleeve 6 is movably sleeved on one side, far away from the middle rubber sleeve 5, of the top end of the main body 1 at the metal spacer rings 4, the right side of the main body 1 is fixedly sleeved with the first pipeline 2, the left end of the first pipeline 2 is movably connected with the end rubber sleeve 6 on the right side, a first metal protection ring 7 is movably sleeved on the left end of the outer side of the first pipeline 2 through threads, the inner side of the first metal protection ring 7 is movably connected with the end rubber sleeve 6 on the right side, a second pipeline 3 is movably sleeved on the left end of the top end of the main body 1 through threads, the right end of the second pipeline 3 is movably connected with the, the inner side of the second metal protection ring 8 is movably connected with the left end rubber cylinder 6.
The two metal spacer rings 4 are inclined towards one side of the middle rubber cylinder 5, so that the middle rubber cylinder 5 is fixed more tightly;
the hardness of the end rubber cylinder 6 is greater than that of the middle rubber cylinder 5;
the first metal protection ring 7 and the second metal protection ring 8 are made of alloy;
the first metal guard ring 7 and the second metal guard ring 8 have the same dimensions.
The working principle is as follows: when the utility model is used, the main body 1, the first pipeline 2, the metal spacer ring 4, the middle rubber cylinder 5, the end rubber cylinder 6, the second pipeline 3, the first metal protection ring 7 and the second metal protection ring 8 are arranged between the two, at the moment, a group of compression force is applied to one side of the middle rubber cylinder 5 through the first pipeline 2 and the second pipeline 3, because the hardness of the end rubber cylinders 6 at the two sides is greater than that of the middle rubber cylinder 5, the middle rubber cylinder 5 and the end rubber cylinder 6 both expand outwards under the action of the compression force, the outer walls of the expanded middle rubber cylinder 5 and the end rubber cylinder 6 are clung to the outer wall of the main body 1, the end rubber cylinders 6 at the two sides are vulcanized with the first metal protection ring 7 and the second metal protection ring 8, the end rubber cylinder 6, the first metal protection ring 7 and the second metal protection ring 8 are integrated, the first metal protection ring 7 and the second metal protection ring 8 can deform after being compressed, and clings to the inner wall of the outer side of the main body 1 to form a bowl-shaped protection form, so that the rubber cylinder cannot flow out from the gap to cause sealing in a high-temperature and high-pressure difference environment.
It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a well completion high temperature high pressure packer packing element, includes main part (1), first pipeline (2) and second pipeline (3), its characterized in that: the metal spacer rings (4) are movably sleeved on two sides of the top end of the main body (1), the middle rubber cylinder (5) is movably sleeved on the top end of the main body (1) between the two metal spacer rings (4), the end rubber cylinder (6) is movably sleeved on one side, away from the middle rubber cylinder (5), of the top end of the main body (1) at the metal spacer rings (4), the first pipeline (2) is fixedly sleeved on the right side of the main body (1), the left end of the first pipeline (2) is movably connected with the end rubber cylinder (6) on the right side, the first metal protection ring (7) is movably sleeved at the left end of the outer side of the first pipeline (2) through threads, the inner side of the first metal protection ring (7) is movably connected with the end rubber cylinder (6) on the right side, the second pipeline (3) is movably sleeved at the left end of the top end of the main body (1), and the right end rubber cylinder (6) on the left side of the second pipeline, the right end of the outer side of the second pipeline (3) is movably sleeved with a second metal protection ring (8) through threads, and the inner side of the second metal protection ring (8) is movably connected with the end rubber cylinder (6) on the left side.
2. A well completion high temperature and high pressure packer rubber sleeve as claimed in claim 1, wherein: the two metal spacer rings (4) are inclined towards one side of the middle rubber cylinder (5).
3. A well completion high temperature and high pressure packer rubber sleeve as claimed in claim 1, wherein: the hardness of the end rubber cylinder (6) is greater than that of the middle rubber cylinder (5).
4. A well completion high temperature and high pressure packer rubber sleeve as claimed in claim 1, wherein: the first metal protection ring (7) and the second metal protection ring (8) are made of alloy.
5. A well completion high temperature and high pressure packer rubber sleeve as claimed in claim 1, wherein: the first metal protection ring (7) and the second metal protection ring (8) have the same specification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020827983.7U CN212837680U (en) | 2020-05-18 | 2020-05-18 | Well completion high-temperature high-pressure packer rubber sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020827983.7U CN212837680U (en) | 2020-05-18 | 2020-05-18 | Well completion high-temperature high-pressure packer rubber sleeve |
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| Publication Number | Publication Date |
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| CN212837680U true CN212837680U (en) | 2021-03-30 |
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| CN202020827983.7U Active CN212837680U (en) | 2020-05-18 | 2020-05-18 | Well completion high-temperature high-pressure packer rubber sleeve |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113775315A (en) * | 2021-09-29 | 2021-12-10 | 四机赛瓦石油钻采设备有限公司 | High-temperature high-pressure sealing system |
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2020
- 2020-05-18 CN CN202020827983.7U patent/CN212837680U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113775315A (en) * | 2021-09-29 | 2021-12-10 | 四机赛瓦石油钻采设备有限公司 | High-temperature high-pressure sealing system |
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