CN216242237U - Combined ultrahigh-pressure sealing ring - Google Patents
Combined ultrahigh-pressure sealing ring Download PDFInfo
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- CN216242237U CN216242237U CN202122852910.0U CN202122852910U CN216242237U CN 216242237 U CN216242237 U CN 216242237U CN 202122852910 U CN202122852910 U CN 202122852910U CN 216242237 U CN216242237 U CN 216242237U
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- metal ring
- stainless steel
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- steel metal
- fixedly connected
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Abstract
The utility model discloses a combined type ultrahigh-pressure sealing ring which comprises a medium pressure side, wherein an elastomer unit is arranged on the outer surface of the lower end of the medium pressure side, a stainless steel metal ring is arranged on the outer surface of the lower end of the elastomer unit, a beryllium bronze metal ring is arranged on the outer surface of the lower end of the stainless steel metal ring, the outer surface of the lower end of the medium pressure side is fixedly connected with the outer surface of the upper end of the elastomer unit, the outer surface of the lower end of the elastomer unit is fixedly connected with the outer surface of the upper end of the stainless steel metal ring, and the outer surface of the lower end of the stainless steel metal ring is fixedly connected with the outer surface of the upper end of the beryllium bronze metal ring. The combined ultrahigh-pressure sealing ring disclosed by the utility model has the advantages that the structures of all parts are relatively simple, and the processing and the manufacturing are convenient; can meet the requirement of 1500MPa of service pressure; the problem of low-pressure leakage of single metal seal can be effectively prevented; the whole sealing volume is small, the sealing assembly is quick and convenient without pretightening force, and better use prospect is brought.
Description
Technical Field
The utility model relates to the field of metal sealing rings, in particular to a combined ultrahigh-pressure sealing ring.
Background
A combined type ultrahigh pressure sealing ring is an axial ultrahigh pressure sealing ring which adopts a combined structure that an elastic body is matched with a bimetal ring which can be extruded and slid, and each part has a relatively simple structure and is convenient to process and manufacture; can meet the requirement of 1500MPa of service pressure; the problem of low-pressure leakage of single metal seal can be effectively prevented; the integral seal is small in size, the seal assembly is quick and convenient to install without pretightening force, people can use the seal assembly conveniently, and the seal assembly is simple in structure and convenient to operate.
The existing combined ultrahigh-pressure sealing ring has certain disadvantages in use, firstly, the metal seal with a single structure has high requirements on the dimensional matching precision, meanwhile, the precision of a sealing groove and a sealing gap is high, and the low pressure of the metal seal with the single structure is easy to leak; the pre-tightening type combined metal seal has the advantages of complex structure, high installation requirement and larger occupied volume of the seal structure, and therefore, a combined ultrahigh-pressure seal ring is provided.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a combined ultrahigh-pressure sealing ring, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the combined ultrahigh-pressure sealing ring comprises a medium pressure side, wherein an elastomer unit is arranged on the outer surface of the lower end of the medium pressure side, a stainless steel metal ring is arranged on the outer surface of the lower end of the elastomer unit, and a beryllium bronze metal ring is arranged on the outer surface of the lower end of the stainless steel metal ring.
Preferably, the outer surface of the lower end of the medium pressure side is fixedly connected with the outer surface of the upper end of the elastic body unit.
Preferably, the outer surface of the lower end of the elastomer unit is fixedly connected with the outer surface of the upper end of the stainless steel metal ring.
Preferably, the outer surface of the lower end of the stainless steel metal ring is fixedly connected with the outer surface of the upper end of the beryllium bronze metal ring.
Preferably, the elastomer unit is any one of polyurethane and tetrafluoroethylene material.
Compared with the prior art, the utility model has the following beneficial effects: according to the combined type ultrahigh-pressure sealing ring, the elastic units are made of different materials and have different structures, so that the use requirements at different temperatures can be met, if high-hardness polyurethane elastomers are adopted, the sealing temperature requirement of minus 60-90 ℃ can be met, and the unit is made of a tetrafluoroethylene flooding plug structure, so that the sealing requirement of minus 180-250 ℃ can be met. The stainless steel part and the beryllium bronze part are made of materials with higher hardness and rebound resilience, so that the requirement of multiple high-pressure impact sealing can be met, and the problem of low-pressure leakage of single-metal sealing can be effectively prevented; the whole sealing volume is smaller, the sealing assembly is quick and convenient without pretightening force, the whole combined type ultrahigh pressure sealing ring is simple in structure and convenient to operate, and the using effect is better than that of the traditional mode.
Drawings
Fig. 1 is a sectional view of the overall structure of a combined ultra-high pressure seal ring according to the present invention.
Fig. 2 is an overall structural appearance diagram of the combined ultra-high pressure seal ring of the present invention.
In the figure: 1. a stainless steel metal ring; 2. a beryllium bronze metal ring; 3. a medium pressure side; 4. an elastomer unit.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1-2, a combined ultra-high pressure seal ring comprises a medium pressure side 3, an elastic body unit 4 is arranged on the outer surface of the lower end of the medium pressure side 3, a stainless steel metal ring 1 is arranged on the outer surface of the lower end of the elastic body unit 4, and a beryllium bronze metal ring 2 is arranged on the outer surface of the lower end of the stainless steel metal ring 1.
Example two:
on the basis of the first embodiment, as shown in fig. 1, the outer surface of the lower end of the medium pressure side 3 is fixedly connected with the outer surface of the upper end of the elastic body unit 4.
Example three:
on the basis of the first embodiment, as shown in fig. 1, the outer surface of the lower end of the elastic body unit 4 is fixedly connected with the outer surface of the upper end of the stainless steel metal ring 1.
Example four:
on the basis of the first embodiment, as shown in fig. 1, the outer surface of the lower end of the stainless steel metal ring 1 is fixedly connected with the outer surface of the upper end of the beryllium bronze metal ring 2.
Example five:
in addition to the first embodiment, as shown in fig. 1, the elastomer unit 4 is made of any one of polyurethane and tetrafluoroethylene.
The utility model relates to a combined ultrahigh-pressure sealing ring, which adopts a combined structure of an elastomer and a bimetal ring capable of sliding in an extruding manner to realize axial ultrahigh-pressure sealing, and each part has a relatively simple structure and is convenient to process and manufacture; can meet the requirement of 1500MPa of service pressure; the problem of low-pressure leakage of single metal seal can be effectively prevented; the integral sealing volume is small, the sealing assembly is quick and convenient without pretightening force, the elastic units are made of different materials and can meet the use requirements at different temperatures, for example, the high-hardness polyurethane elastomer can meet the sealing temperature requirement of minus 60-90 ℃, and the units adopt a tetrafluoroethylene flooding plug sealing structure to meet the sealing requirement of minus 180-250 ℃. The stainless steel part and the beryllium bronze part are made of materials with higher hardness and rebound resilience, can meet the requirement of multiple high-pressure impact sealing, and are practical.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a modular ultrahigh-pressure sealing washer, includes medium pressure side (3), its characterized in that: the outer surface of the lower end of the medium pressure side (3) is provided with an elastic body unit (4), the outer surface of the lower end of the elastic body unit (4) is provided with a stainless steel metal ring (1), and the outer surface of the lower end of the stainless steel metal ring (1) is provided with a beryllium bronze metal ring (2).
2. The combined ultra-high pressure seal ring of claim 1, wherein: the outer surface of the lower end of the medium pressure side (3) is fixedly connected with the outer surface of the upper end of the elastic body unit (4).
3. The combined ultra-high pressure seal ring of claim 1, wherein: the outer surface of the lower end of the elastic body unit (4) is fixedly connected with the outer surface of the upper end of the stainless steel metal ring (1).
4. The combined ultra-high pressure seal ring of claim 1, wherein: the outer surface of the lower end of the stainless steel metal ring (1) is fixedly connected with the outer surface of the upper end of the beryllium bronze metal ring (2).
5. The combined ultra-high pressure seal ring of claim 1, wherein: the elastomer unit (4) is made of any one of polyurethane and tetrafluoroethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122852910.0U CN216242237U (en) | 2021-11-21 | 2021-11-21 | Combined ultrahigh-pressure sealing ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122852910.0U CN216242237U (en) | 2021-11-21 | 2021-11-21 | Combined ultrahigh-pressure sealing ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216242237U true CN216242237U (en) | 2022-04-08 |
Family
ID=80947184
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122852910.0U Active CN216242237U (en) | 2021-11-21 | 2021-11-21 | Combined ultrahigh-pressure sealing ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216242237U (en) |
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2021
- 2021-11-21 CN CN202122852910.0U patent/CN216242237U/en active Active
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