CN208348501U - A kind of sealing element for pipe fitting connection - Google Patents
A kind of sealing element for pipe fitting connection Download PDFInfo
- Publication number
- CN208348501U CN208348501U CN201820555854.XU CN201820555854U CN208348501U CN 208348501 U CN208348501 U CN 208348501U CN 201820555854 U CN201820555854 U CN 201820555854U CN 208348501 U CN208348501 U CN 208348501U
- Authority
- CN
- China
- Prior art keywords
- elastomer
- pipe fitting
- annular
- retaining ring
- sealing element
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 26
- 229920001971 elastomer Polymers 0.000 claims abstract description 49
- 239000000806 elastomer Substances 0.000 claims abstract description 43
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 230000006835 compression Effects 0.000 abstract description 7
- 238000007906 compression Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 5
- 241001074085 Scophthalmus aquosus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 238000004073 vulcanization Methods 0.000 description 1
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- Joints With Sleeves (AREA)
Abstract
The utility model discloses a kind of sealing elements for pipe fitting connection, are related to sealing element technical field, including elastomer annular in shape, the lateral surface of the elastomer is disposed with annular groove, and the medial surface of the elastomer is disposed with annular convex platform.When the utility model is connected for pipe fitting, the pipe fitting being placed on the inside of elastomer is compressed by annular convex platform to be sealed, it is placed on the part that the tube compression elastomer on the outside of elastomer is located at annular groove two sides, the space of annular groove offer distortional elastomer, elastomer exterior portion is placed on the pipe fitting on the outside of elastomer by internal elastic forces compression sealing after being compressed, the utility model can be widely used for pipe fitting connection, and sealing performance is reliable.
Description
Technical field
The utility model relates to sealing element technical field, in particular to a kind of sealing element for pipe fitting connection.
Background technique
Currently, combined type packing ring is mainly used between wellhead assembly inner sleeve tube head and casing, casing and casing
A kind of secondary seal.It prevents drilling fluid between casing from leaking, guarantees the stabilization of pressure, to guarantee the safe and reliable of equipment.
During petroleum adopts brill, constantly provide pressure by wellhead assembly, pressure at least in 35MPa or more, while by
In use environment, there are high/low temperature situations, and temperature is at -29 DEG C~121 DEG C.And at present casing secondary seal generally use rubber and
Structure made of spring vulcanization occurs separating after the compression of rubber and spring under the operating condition, spring falls off and rubber splits, damages
The problems such as, poor sealing effect can not meet high/low temperature situation, and it is short so as to cause the service life, serious quality may be caused when serious
Accident, there are security risks.
Summary of the invention
The purpose of this utility model is to provide a kind of sealing element for pipe fitting connection, be able to ascend between pipe fitting
Sealing performance.
Used technical solution to solve above-mentioned technical problem:
A kind of sealing element for pipe fitting connection, including elastomer annular in shape, the lateral surface of the elastomer is disposed with
The medial surface of annular groove, the elastomer is disposed with annular convex platform.
As a further improvement of the above technical scheme, one of end face of the elastomer is disposed with first annular
Slot, another end face of the elastomer are disposed with the second annular groove, and the first annular slot is embedded with the first retaining ring, and described
Second ring slot is embedded with the second retaining ring.
As a further improvement of the above technical scheme, first retaining ring and the second retaining ring are by multi-turn stainless steel wire ring
It suppresses, the rectangular in cross-section or semicircle or arc of first retaining ring, the rectangular in cross-section or semicircle of the second retaining ring
Or arc.
As a further improvement of the above technical scheme, the depth of the thickness of first retaining ring and first annular slot
Size is identical, and the thickness of second retaining ring is identical as the depth dimensions of the second annular groove.
As a further improvement of the above technical scheme, the C-shaped shape in the section of the annular groove or U-shaped shape, the ring
The C-shaped shape in the section of shape boss or U-shaped shape.
As a further improvement of the above technical scheme, the elastomer is rubber component.
The beneficial effects of the utility model are: the utility model the lateral surface of elastomer be disposed with annular groove and
Medial surface is disposed with annular convex platform, and when for pipe fitting connection, the pipe fitting being placed on the inside of elastomer is compressed by annular convex platform to be sealed,
It is placed on the part that the tube compression elastomer on the outside of elastomer is located at annular groove two sides, annular groove provides distortional elastomer
Space, elastomer exterior portion are placed on the pipe fitting on the outside of elastomer by internal elastic forces compression sealing after being compressed；In addition may be used
It is respectively arranged the first retaining ring and the second retaining ring in elastomer both ends of the surface, so that the sealing element of the utility model has flexibility, just
In installation.The utility model can be widely used for pipe fitting connection, and sealing performance is reliable.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described.Obviously, described attached drawing is a part of the embodiment of the utility model, rather than complete
Portion's embodiment, those skilled in the art without creative efforts, can also be obtained according to these attached drawings it
His design scheme and attached drawing.
Fig. 1 is the cross-sectional view of the utility model；
Fig. 2 is the cross-sectional view of the utility model elastomer.
Specific embodiment
It is carried out below with reference to technical effect of the embodiment and attached drawing to the design of the utility model, specific structure and generation
It clearly and completely describes, to be completely understood by the purpose of this utility model, feature and effect.Obviously, described embodiment
It is a part of the embodiment of the utility model, rather than whole embodiments, it is based on the embodiments of the present invention, the skill of this field
Art personnel other embodiments obtained without creative efforts belong to the model of the utility model protection
It encloses.In addition, all connection/connection relationships being previously mentioned in text, not singly refer to that component directly connects, and referring to can be according to specific reality
Situation is applied, by adding or reducing couple auxiliary, to form more preferably coupling structure.
Referring to Figures 1 and 2, a kind of sealing element for pipe fitting connection, including elastomer 1 annular in shape, elastomer 1 is
The production of rubber component, preferably fluorubber, can have both high temperature resistant and resistance to low temperature.It is recessed that the lateral surface of elastomer 1 is disposed with annular
Slot 13, the C-shaped shape in the section of annular groove 13 or U-shaped shape, edge and lower edge are respectively formed sealing 15 on 1 lateral surface of elastomer.Bullet
The medial surface of property body 1 is disposed with annular convex platform 14, the C-shaped shape in the section of annular convex platform 14 or U-shaped shape.
Further, one of end face of elastomer 1 is disposed with first annular slot 11, another end face of elastomer 1
It is disposed with the second annular groove 12, first annular slot 11 is embedded with the first retaining ring 2, and the second annular groove 12 is embedded with the second retaining ring 3.More
Further, the first retaining ring 2 and the second retaining ring 3 are suppressed by multi-turn stainless steel wire ring, and preferably 316L stainless steel makes, the
The rectangular in cross-section or semicircle or arc of one retaining ring 2, preferably rectangular configuration, the rectangular in cross-section or semicircle of the second retaining ring 3
Or arc, preferably rectangular configuration, elastomer 1 have more flexibility after being embedded in the first retaining ring 2 and the second retaining ring 3, are easily installed.More
Further, the thickness of the first retaining ring 2 is identical as the depth dimensions of first annular slot 11, the thickness of the second retaining ring 3
It is identical as the depth dimensions of the second annular groove 12.
When the utility model is connected for pipe fitting, the pipe fitting for being placed in 1 inside of elastomer is compressed by annular convex platform 14 to be sealed, this
When annular convex platform 14 compressed, reliable elastic pre-stress is provided, realizes the sealing effect of elastomer 1 inner ring and pipe fitting.In addition,
It is placed on the sealing 15 of the tube compression elastomer 1 on the outside of elastomer, annular groove 13 provides the space that sealing 15 deforms, close
Envelope portion 15 compresses by internal elastic forces and seals the pipe fitting being placed on the outside of elastomer after being compressed, realize 1 outer ring of elastomer with
The sealing effect of pipe fitting.And the first retaining ring 2 and the second retaining ring 3, on the one hand play the role of pressure-bearing and compression, is on the other hand installing
When play certain guiding role.
The embodiments of the present invention is explained in detail above in conjunction with attached drawing, but the utility model is not limited to
State embodiment, within the scope of knowledge possessed by those of ordinary skill in the art, can also do not depart from it is practical
Various changes can be made under the premise of novel objective.
Claims (5)
1. a kind of sealing element for pipe fitting connection, it is characterised in that: including elastomer (1) annular in shape, the elastomer (1)
Lateral surface be disposed with annular groove (13), the medial surface of the elastomer (1) is disposed with annular convex platform (14), the elastomer
(1) one of end face is disposed with first annular slot (11), another end face of the elastomer (1) is disposed with the second annular
Slot (12), the first annular slot (11) are embedded with the first retaining ring (2), and second annular groove (12) is embedded with the second retaining ring
(3)。
2. the sealing element according to claim 1 for pipe fitting connection, it is characterised in that: first retaining ring (2) and the
Two retaining rings (3) are suppressed by multi-turn stainless steel wire ring, the rectangular in cross-section or semicircle or arc of first retaining ring (2)
Shape, the rectangular in cross-section or semicircle or arc of the second retaining ring (3).
3. the sealing element according to claim 2 for pipe fitting connection, it is characterised in that: the thickness of first retaining ring (2)
It is identical as the depth dimensions of first annular slot (11) to spend size, the thickness and the second annular groove of second retaining ring (3)
(12) depth dimensions are identical.
4. the sealing element according to any one of claims 1 to 3 for pipe fitting connection, it is characterised in that: the annular is recessed
The C-shaped shape in section of slot (13) or U-shaped shape, the C-shaped shape in section or U-shaped shape of the annular convex platform (14).
5. the sealing element according to claim 4 for pipe fitting connection, it is characterised in that: the elastomer (1) is rubber
Component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820555854.XU CN208348501U (en) | 2018-04-17 | 2018-04-17 | A kind of sealing element for pipe fitting connection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820555854.XU CN208348501U (en) | 2018-04-17 | 2018-04-17 | A kind of sealing element for pipe fitting connection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208348501U true CN208348501U (en) | 2019-01-08 |
Family
ID=64886561
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820555854.XU Expired - Fee Related CN208348501U (en) | 2018-04-17 | 2018-04-17 | A kind of sealing element for pipe fitting connection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208348501U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115217973A (en) * | 2022-07-05 | 2022-10-21 | 贵州红阳机械有限责任公司 | T-shaped combined sealing ring |
-
2018
- 2018-04-17 CN CN201820555854.XU patent/CN208348501U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115217973A (en) * | 2022-07-05 | 2022-10-21 | 贵州红阳机械有限责任公司 | T-shaped combined sealing ring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200331 Address after: Room 4022, floor 4, No. 3, Lane 1473, Zhenguang Road, Putuo District, Shanghai 201206 Patentee after: Shanghai Jianuo Sealing Technology Co.,Ltd. Address before: 510530, No. 718, Pioneer Road, Guangzhou economic and Technological Development Zone, Guangdong, B Patentee before: GUANGZHOU JST SEALS TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190108 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |