CN217131963U - High-temperature sealing structure and gas regenerator sealing system - Google Patents
High-temperature sealing structure and gas regenerator sealing system Download PDFInfo
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- CN217131963U CN217131963U CN202123319958.1U CN202123319958U CN217131963U CN 217131963 U CN217131963 U CN 217131963U CN 202123319958 U CN202123319958 U CN 202123319958U CN 217131963 U CN217131963 U CN 217131963U
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Abstract
An embodiment of the present specification provides a high temperature seal structure, including: the two ends of the connecting piece are respectively connected with the first high-temperature pipe orifice and the second high-temperature pipe orifice; the first sealing stacked rings and the second sealing stacked rings are respectively arranged at two ends of the connecting piece; the first sealing ring stacking pairs are sealed between the connecting pieces and the first high-temperature pipe orifice, and the second sealing ring stacking pairs are sealed between the connecting pieces and the second high-temperature pipe orifice. Connect between first high temperature mouth of pipe and the second high temperature mouth of pipe through the connecting piece, through setting up a plurality of first sealed ring of folding between connecting piece and the first high temperature mouth of pipe, guarantee the leakproofness between connecting piece and the first high temperature mouth of pipe, through setting up a plurality of second sealed ring of folding between connecting piece and the second high temperature mouth of pipe, guarantee the leakproofness between connecting piece and the second high temperature mouth of pipe, can avoid taking place to leak under high temperature environment.
Description
Technical Field
The specification relates to the technical field of heat exchanger sealing, in particular to a high-temperature sealing structure and a gas regenerator sealing system.
Background
In chemical, industrial and other pipeline systems, pipe orifices are usually connected in a flange sealing manner, the flange sealing surface has multiple forms such as a plane, a convex surface, a concave-convex surface, a tongue-and-groove surface, an O-shaped ring surface, a ring connecting surface and the like, and a connecting gasket can be a plane type, a winding type, an O-shaped ring type, a metal ring type and the like. According to different working conditions of medium, pressure and temperature, a sealing structure of a corresponding type is selected, and the sealing effect is particularly good. However, the sealing structure is suitable for occasions with lower temperature, and when the actual working temperature reaches over 600 ℃, the structure is not suitable and leakage is easy to occur.
Disclosure of Invention
In view of this, the embodiments of the present disclosure provide a high-temperature sealing structure and a gas regenerator sealing system.
The embodiment of the specification provides the following technical scheme: a high temperature seal structure comprising:
the two ends of the connecting piece are respectively connected with the first high-temperature pipe orifice and the second high-temperature pipe orifice;
the first sealing stacked rings and the second sealing stacked rings are respectively arranged at two ends of the connecting piece;
the first sealing stacking rings seal between the connecting piece and the first high-temperature pipe orifice, and the second sealing stacking rings seal between the connecting piece and the second high-temperature pipe orifice.
Preferably, the first end of the connecting piece is sleeved on the first high-temperature pipe orifice, and the second high-temperature pipe orifice is sleeved on the second end of the connecting piece;
or the first end of the connecting piece is sleeved at the first high-temperature pipe orifice, and the second end of the connecting piece is sleeved at the second high-temperature pipe orifice;
or the first high-temperature pipe orifice is sleeved at the first end of the connecting piece, and the second end sleeve of the connecting piece
Or the first high-temperature pipe orifice is sleeved at the first end of the connecting piece, and the second high-temperature pipe orifice is sleeved at the second end of the connecting piece.
Preferably, a plurality of first mounting grooves are formed in the contact part of the connecting piece and the first high-temperature pipe orifice, and a plurality of first sealing stacked rings are respectively mounted in the first mounting grooves;
and/or a plurality of second mounting grooves are formed in the contact part of the connecting piece and the second high-temperature pipe orifice, and a plurality of second sealing stacked rings are respectively mounted in the second mounting grooves.
Preferably, the first sealing overlapping ring is embedded and installed in the first installation groove;
and/or the second sealing stacked ring is embedded and installed in the second installation groove.
Preferably, the first sealing overlapping ring is formed by compression molding, and the first sealing overlapping ring is in a toothed ring shape;
and/or the second sealing laminated ring is formed by compression molding, and the second sealing laminated ring is in a toothed ring shape.
Preferably, the first sealing stack ring is made of a high-temperature-resistant and corrosion-resistant material;
and/or the second sealing stack ring is made of a high-temperature-resistant and corrosion-resistant material.
Preferably, the first seal stack ring is made of a high nickel alloy material;
and/or the second seal stack ring is made of a high nickel alloy material.
Preferably, the connecting piece is made of a forged piece.
Preferably, two ends of the connecting piece are respectively matched with the first high-temperature pipe orifice and the second high-temperature pipe orifice.
A gas regenerator sealing system comprises the high-temperature sealing structure, a gas pipeline and a regenerator pipeline, wherein two ends of the connecting piece are respectively connected with the gas pipeline and the regenerator pipeline.
Compared with the prior art, the beneficial effects that can be achieved by the at least one technical scheme adopted by the embodiment of the specification at least comprise:
connect between first high temperature mouth of pipe and the second high temperature mouth of pipe through the connecting piece, through setting up a plurality of first sealed ring of folding between connecting piece and the first high temperature mouth of pipe, guarantee the leakproofness between connecting piece and the first high temperature mouth of pipe, through setting up a plurality of second sealed ring of folding between connecting piece and the second high temperature mouth of pipe, guarantee the leakproofness between connecting piece and the second high temperature mouth of pipe, can avoid taking place to leak under high temperature environment.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic structural view of a high-temperature sealing structure provided by the present invention;
fig. 2 is a schematic structural diagram of a sealing stack ring of a high-temperature sealing structure provided by the present invention.
Detailed Description
The embodiments of the present application will be described in detail below with reference to the accompanying drawings.
The following description of the embodiments of the present application is provided by way of specific examples, and other advantages and effects of the present application will be readily apparent to those skilled in the art from the disclosure herein. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. The present application is capable of other and different embodiments and its several details are capable of modifications and/or changes in various respects, all without departing from the spirit of the present application. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict. 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 application.
It is noted that various aspects of the embodiments are described below within the scope of the appended claims. It should be apparent that the aspects described herein may be embodied in a wide variety of forms and that any specific structure and/or function described herein is merely illustrative. Based on the present application, one skilled in the art should appreciate that one aspect described herein may be implemented independently of any other aspects and that two or more of these aspects may be combined in various ways. For example, an apparatus may be implemented and/or a method practiced using any number and aspects set forth herein. Additionally, such an apparatus may be implemented and/or such a method may be practiced using other structure and/or functionality in addition to one or more of the aspects set forth herein.
It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present application, and the drawings only show the components related to the present application rather than the number, shape and size of the components in actual implementation, and the type, amount and ratio of the components in actual implementation may be changed arbitrarily, and the layout of the components may be more complicated.
In addition, in the following description, specific details are provided to facilitate a thorough understanding of the examples. However, it will be understood by those skilled in the art that the aspects may be practiced without these specific details.
Original flange joint is replaced through sealed ring stack, forms labyrinth seal through sealed ring stack, when making the medium pass through the tortuous clearance like the labyrinth, produces the throttling effect, utilizes the tight nature that rises of sealed ring stack self structure, reaches good sealed effect, avoids taking place to leak because of operating temperature is higher.
The technical solutions provided by the embodiments of the present application are described below with reference to the accompanying drawings.
As shown in fig. 1, a high temperature sealing structure includes:
the two ends of the connecting piece 3 are respectively connected with the first high-temperature pipe orifice 1 and the second high-temperature pipe orifice 5;
the first sealing overlapped rings 2 and the second sealing overlapped rings 4 are respectively arranged at two ends of the connecting piece 3;
wherein, a plurality of first seal pile ring 2 seals between connecting piece 3 and first high temperature mouth of pipe 1, and a plurality of second seal pile ring 4 seals between connecting piece 3 and second high temperature mouth of pipe 5.
The first high-temperature pipe orifice 1 and the second high-temperature pipe orifice 5 are connected through the connecting piece 3, the first high-temperature pipe orifice 1 and the second high-temperature pipe orifice 5 can fix the connecting piece 3 without additionally fixing the connecting piece 3, the sealing performance between the connecting piece 3 and the first high-temperature pipe orifice 1 is ensured by arranging a plurality of first sealing superposed rings 2 between the connecting piece 3 and the first high-temperature pipe orifice 1, the sealing performance between the connecting piece 3 and the second high-temperature pipe orifice 5 is ensured by arranging a plurality of second sealing laminated rings 4 between the connecting piece 3 and the second high-temperature pipe orifice 5, the first sealing laminated ring 2 and the second sealing laminated ring 4 form labyrinth seal, when a medium passes through a labyrinth-like tortuous gap, the throttling effect is generated, the self-structure tensioning performance of the first sealing overlapping ring 2 and the second sealing overlapping ring 4 is utilized, the good sealing effect is achieved, and the leakage can be avoided under the high-temperature environment.
In some embodiments, the first end of the connecting member 3 is sleeved on the first high temperature pipe orifice 1, and the second high temperature pipe orifice 5 is sleeved on the second end of the connecting member 3;
it should be noted that, when the first end of the connecting member 3 is sleeved on the first high temperature pipe orifice 1, and the second high temperature pipe orifice 5 is sleeved on the second end of the connecting member 3, the first sealing ring 2 is installed inside the first end of the connecting member 3, and the second sealing ring 4 is installed outside the second end of the connecting member 3, so as to ensure that the first sealing ring 2 contacts with the connecting member 3 and the first high temperature pipe orifice 1, and the second sealing ring 4 contacts with the connecting member 3 and the second high temperature pipe orifice 5.
In some embodiments, the first end of the connecting member 3 is sleeved on the first high-temperature pipe orifice 1, and the second end of the connecting member 3 is sleeved on the second high-temperature pipe orifice 5;
it should be noted that, when the first end of the connecting member 3 is sleeved on the first high-temperature pipe orifice 1 and the second end of the connecting member 3 is sleeved on the second high-temperature pipe orifice 5, the first sealing ring 2 is installed inside the first end of the connecting member 3, and the second sealing ring 4 is installed inside the second end of the connecting member 3, so as to ensure that the first sealing ring 2 is in contact with the connecting member 3 and the first high-temperature pipe orifice 1, and the second sealing ring 4 is in contact with the connecting member 3 and the second high-temperature pipe orifice 5.
In some embodiments, the first high temperature pipe orifice 1 is sleeved on a first end of the connecting member 3, and a second end of the connecting member 3 is sleeved on the second high temperature pipe orifice 5;
it should be noted that, when the first high temperature pipe orifice 1 is sleeved at the first end of the connecting member 3, and the second end of the connecting member 3 is sleeved at the second high temperature pipe orifice 5, the first sealing ring 2 is installed outside the first end of the connecting member 3, and the second sealing ring 4 is installed inside the second end of the connecting member 3, so as to ensure that the first sealing ring 2 contacts with the connecting member 3 and the first high temperature pipe orifice 1, and the second sealing ring 4 contacts with the connecting member 3 and the second high temperature pipe orifice 5.
In some embodiments, the first high temperature pipe orifice 1 is sleeved at a first end of the connecting member 3, and the second high temperature pipe orifice 5 is sleeved at a second end of the connecting member 3.
It should be noted that, when the first high temperature pipe orifice 1 is sleeved at the first end of the connecting member 3, and the second high temperature pipe orifice 5 is sleeved at the second end of the connecting member 3, the first sealing ring 2 is installed outside the first end of the connecting member 3, and the second sealing ring 4 is installed outside the second end of the connecting member 3, so as to ensure that the first sealing ring 2 contacts with the connecting member 3 and the first high temperature pipe orifice 1, and the second sealing ring 4 contacts with the connecting member 3 and the second high temperature pipe orifice 5.
In some embodiments, the contact part of the connecting piece 3 and the first high-temperature pipe orifice 1 is provided with a plurality of first mounting grooves, and a plurality of first sealing stacked rings 2 are respectively mounted in the plurality of first mounting grooves;
it should be noted that, by forming a plurality of first mounting grooves on the contact portion between the connecting member 3 and the first high-temperature pipe orifice 1, the first sealing ring 2 can be mounted in the first mounting groove, which is convenient for mounting the first sealing ring 2.
In some embodiments, the contact portion of the connecting member 3 and the second high temperature nozzle 5 is provided with a plurality of second mounting grooves, and the plurality of second sealing stacked rings 4 are respectively mounted in the plurality of second mounting grooves.
It should be noted that, by forming a plurality of second mounting grooves in the contact portion between the connecting member 3 and the second high-temperature pipe orifice 5, the second sealing ring stack 4 can be mounted in the second mounting grooves, which is convenient for mounting the second sealing ring stack 4.
In some embodiments, the first sealing ring 2 is fitted in the first mounting groove;
when the first seal laminated ring 2 is mounted, the first seal laminated ring 2 can be fitted and mounted in the first mounting groove, and therefore, it is not necessary to mount bolts and nuts, the assembly process of the first seal laminated ring 2 is simplified, and labor cost is saved.
In some embodiments, the second sealing collar 4 fits within the second mounting groove.
When the second seal laminated ring 4 is mounted, the second seal laminated ring 4 can be fitted and mounted in the second mounting groove, and therefore, mounting of bolts and nuts is not required, the assembly procedure of the second seal laminated ring 4 is simpler, and labor cost is saved.
As shown in fig. 2, in some embodiments, the first sealing stack 2 is formed by compression molding, and the first sealing stack 2 is in the shape of a toothed ring;
it should be noted that, the first sealing laminated ring 2 is manufactured by compression molding, the first sealing laminated ring 2 is convenient to produce and manufacture, the first sealing laminated ring 2 is in a toothed ring shape and has the characteristic of labyrinth sealing, a medium moves in a toothed ring labyrinth to generate friction, so that the flow speed is reduced, the flow is reduced, a series of throttling gaps and expansion cavities are formed between the toothed ring and the toothed ring, a throttling effect is generated when a working medium passes through the gaps of a tortuous labyrinth, in addition, the working medium can shrink due to the inertia effect when passing through a labyrinth port, the cross section of a flow beam can be reduced, and the first sealing laminated ring 2 is promoted to achieve the effect of leakage prevention sealing by the series of factors.
In some embodiments, as shown in fig. 2, the second sealing collar 4 is formed by compression molding, and the second sealing collar 4 is in the shape of a toothed ring.
It should be noted that, the second sealing overlapping ring 4 is manufactured by compression molding, the second sealing overlapping ring 4 is convenient to manufacture, the second sealing overlapping ring 4 is in a toothed ring shape and has the characteristic of labyrinth sealing, a medium moves in a toothed ring labyrinth to generate friction, so that the flow speed is reduced, the flow is reduced, a series of throttling gaps and expansion cavities are formed between the toothed ring and the toothed ring, a throttling effect is generated when a working medium passes through the gaps of the labyrinth, in addition, the working medium can contract due to the inertia effect when passing through a labyrinth port, the cross section of a flow beam can be reduced, and the second sealing overlapping ring 4 is promoted to achieve the effect of leakage prevention sealing by the series of factors.
In some embodiments, the first sealing collar 2 is made of a high temperature and corrosion resistant material;
it should be noted that, the first sealing ring 2 is made of a high-temperature-resistant and corrosion-resistant material, so that the service life of the first sealing ring 2 can be ensured, and the first sealing ring 2 is prevented from being damaged due to corrosion or high temperature.
In some embodiments, the second sealing collar 4 is made of a high temperature and corrosion resistant material.
It should be noted that, the second seal ring 4 is made of a high-temperature-resistant and corrosion-resistant material, so that the service life of the second seal ring 4 can be ensured, and the second seal ring 4 is prevented from being damaged due to corrosion or high temperature.
In some embodiments, the first sealing collar 2 is made of a high nickel alloy material;
in some embodiments, the second seal stack 4 is made of a high nickel alloy material.
The first sealing ring stack 2 and the second sealing ring stack 4 are made of high-nickel alloy materials, so that the sealing ring stack has good high-temperature resistance and corrosion resistance, can bear high temperature of 800-1000 ℃, and has a structure with tension and sealing effects.
In some embodiments, the material of the connecting member 3 is a forged material.
It should be noted that the connecting piece 3 is made of a forging material, so that the mechanical property of the connecting piece 3 is ensured, and meanwhile, the forging is lighter than the casting on the premise of the same design strength.
In some embodiments, both ends of the connecting member 3 are respectively matched with the first high temperature nozzle 1 and the second high temperature nozzle 5.
It should be noted that, the connecting member 3 can be designed and manufactured according to the sizes of the first high-temperature pipe orifice 1 and the second high-temperature pipe orifice 5, so as to ensure that the two ends of the connecting member 3 can be respectively matched with the first high-temperature pipe orifice 1 and the second high-temperature pipe orifice 5.
Based on the same inventive concept, the embodiment of the present specification provides a gas regenerator sealing system, which includes any one of the high-temperature sealing structures described above, and further includes a gas pipeline and a regenerator pipeline, and two ends of the connecting piece 3 are respectively connected with the gas pipeline and the regenerator pipeline.
It should be noted that, the gas pipeline and the regenerator pipeline are connected through the connecting piece 3, the connecting piece 3 can be designed according to the sizes of the gas pipeline and the regenerator pipeline, the models, specifications and other parameters of the first sealing ring stack 2 and the second sealing ring stack 4 are determined according to the actual use working conditions, then the connecting piece 3 is processed into a first mounting groove and a second mounting groove according to the actual sizes of the first sealing ring stack 2 and the second sealing ring stack 4, the first sealing ring stack 2 and the second sealing ring stack 4 are respectively mounted in the first mounting groove and the second mounting groove, and the connecting piece 3 with the first sealing ring stack 2 and the second sealing ring stack 4 is assembled with the regenerator pipe orifice and the gas pipeline to form an integral sealing structure.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments can be referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the method embodiments described later, since they correspond to the system, the description is simple, and for the relevant points, reference may be made to the partial description of the system embodiments.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present application should be covered within the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. A high temperature seal structure, comprising:
the two ends of the connecting piece (3) are respectively connected with the first high-temperature pipe orifice (1) and the second high-temperature pipe orifice (5);
the first sealing overlapped rings (2) and the second sealing overlapped rings (4) are respectively arranged at two ends of the connecting piece (3);
the first sealing stacked rings (2) seal between the connecting piece (3) and the first high-temperature pipe orifice (1), and the second sealing stacked rings (4) seal between the connecting piece (3) and the second high-temperature pipe orifice (5).
2. The high-temperature sealing structure according to claim 1, wherein a first end of the connecting member (3) is sleeved on the first high-temperature pipe orifice (1), and a second high-temperature pipe orifice (5) is sleeved on a second end of the connecting member (3);
or the first end of the connecting piece (3) is sleeved on the first high-temperature pipe orifice (1), and the second end of the connecting piece (3) is sleeved on the second high-temperature pipe orifice (5);
or the first high-temperature pipe orifice (1) is sleeved at the first end of the connecting piece (3), and the second end of the connecting piece (3) is sleeved at the second high-temperature pipe orifice (5);
or the first high-temperature pipe orifice (1) is sleeved at the first end of the connecting piece (3), and the second high-temperature pipe orifice (5) is sleeved at the second end of the connecting piece (3).
3. The high-temperature sealing structure according to claim 1, wherein the contact part of the connecting piece (3) and the first high-temperature pipe orifice (1) is provided with a plurality of first mounting grooves, and a plurality of first sealing stacked rings (2) are respectively mounted in the first mounting grooves;
and/or a plurality of second mounting grooves are formed in the contact part of the connecting piece (3) and the second high-temperature pipe orifice (5), and a plurality of second sealing overlapping rings (4) are respectively mounted in the second mounting grooves.
4. A high temperature sealing structure according to claim 3, characterized in that the first sealing stack ring (2) is fitted and mounted in the first mounting groove;
and/or the second sealing laminated ring (4) is embedded and installed in the second installation groove.
5. The high-temperature sealing structure according to claim 1, characterized in that the first sealing stack ring (2) is formed by compression molding, and the first sealing stack ring (2) is in a shape of a toothed ring;
and/or the second sealing laminated ring (4) is formed by compression molding, and the second sealing laminated ring (4) is in a toothed ring shape.
6. The high temperature sealing structure according to claim 1, characterized in that the first sealing stack (2) is made of a high temperature and corrosion resistant material;
and/or the second sealing ring stack (4) is made of a high-temperature-resistant and corrosion-resistant material.
7. The high temperature seal structure of claim 6 wherein the first seal stack ring (2) is made of a high nickel alloy material;
and/or the second sealing ring stack (4) is made of high nickel alloy material.
8. The high-temperature sealing structure according to claim 1, characterized in that the connecting piece (3) is made of a forged piece.
9. The high-temperature sealing structure according to claim 1, wherein both ends of the connecting piece (3) are respectively matched with the first high-temperature pipe orifice (1) and the second high-temperature pipe orifice (5).
10. A gas regenerator sealing system, characterized in that the system comprises a high temperature sealing structure according to any of claims 1-9, the system further comprises a gas pipe and a regenerator pipe, and both ends of the connector (3) are connected with the gas pipe and the regenerator pipe respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123319958.1U CN217131963U (en) | 2021-12-27 | 2021-12-27 | High-temperature sealing structure and gas regenerator sealing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123319958.1U CN217131963U (en) | 2021-12-27 | 2021-12-27 | High-temperature sealing structure and gas regenerator sealing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217131963U true CN217131963U (en) | 2022-08-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123319958.1U Active CN217131963U (en) | 2021-12-27 | 2021-12-27 | High-temperature sealing structure and gas regenerator sealing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217131963U (en) |
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2021
- 2021-12-27 CN CN202123319958.1U patent/CN217131963U/en active Active
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