CN210925512U - Combined sealing piece for top cover of reactor and evaporator cabin - Google Patents
Combined sealing piece for top cover of reactor and evaporator cabin Download PDFInfo
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- CN210925512U CN210925512U CN201921861944.2U CN201921861944U CN210925512U CN 210925512 U CN210925512 U CN 210925512U CN 201921861944 U CN201921861944 U CN 201921861944U CN 210925512 U CN210925512 U CN 210925512U
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- rubber
- sealing plate
- reactor
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- sealing ring
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The embodiment of the utility model discloses a combined seal spare for reactor and evaporimeter cabin top cap, include: a rubber compensation sheet; the rubber sealing ring is arranged above the rubber compensation sheet and is in contact with the upper surface of the rubber compensation sheet; the sealing plate is arranged above the rubber sealing ring; the metal compensation block is arranged below the sealing plate and is in contact with the lower surface of the sealing plate; a diaphragm disposed between the sealing ring and a sealing plate; a pressing plate disposed above the sealing plate and contacting an upper surface of the sealing plate; simultaneously, the embodiment of the utility model provides an have the high elasticity shock attenuation of utilizing rubber, adjustable installation clearance size good characteristic prevent that nuclear pollutant from leaking away from the top characteristics.
Description
Technical Field
The embodiment of the utility model provides a relate to rubber mold pressing and offset plate shaping technical field, concretely relates to combined seal spare for reactor and evaporator cabin roof.
Background
In the operation process of nuclear equipment power generation, a reactor and an evaporator cabin top cover of a high-temperature gas cooled reactor nuclear power station integrally seal system can generate nuclear pollutants and leak out from the top when the nuclear reactor works, and in order to prevent the generated nuclear pollutants from leaking out from the top, a seal part is arranged at the top in the prior art; however, the sealing element in the prior art has a single composition structure and poor leakage prevention effect, and cannot completely prevent the nuclear pollutants from leaking out of the top.
SUMMERY OF THE UTILITY MODEL
Therefore, the embodiment of the utility model provides a combination sealing member for reactor and evaporator cabin roof to solve the relatively poor problem of preventing leaking the effect that leads to among the prior art because the sealing member integrated configuration is single.
In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:
according to a first aspect of embodiments of the present invention, there is provided a composite seal for a reactor and evaporator compartment ceiling, comprising:
a rubber compensation sheet;
the rubber sealing ring is arranged above the rubber compensation sheet and is in contact with the upper surface of the rubber compensation sheet;
the sealing plate is arranged above the rubber sealing ring;
the metal compensation block is arranged below the sealing plate and is in contact with the lower surface of the sealing plate;
a diaphragm disposed between the sealing ring and a sealing plate;
and the pressing plate is arranged above the sealing plate and is in contact with the upper surface of the sealing plate.
Further, the sealing plate is a rubber sealing plate.
Further, the metal compensation block is a rubber metal compensation block.
Further, the rubber metal compensation block is positioned on the side surface of the rubber sealing ring.
Further, the pressing plate is made of steel, and the upper surface of the steel pressing plate is in contact with the cement block at the upper end.
Further, the diaphragm is a polytetrafluoroethylene film.
The embodiment of the utility model provides a have following advantage:
an embodiment of the utility model provides a combined seal spare for reactor and evaporator cabin roof, include: a rubber compensation sheet; the rubber sealing ring is arranged above the rubber compensation sheet and is in contact with the upper surface of the rubber compensation sheet; the rubber sealing plate is arranged above the rubber sealing ring; the rubber metal compensation block is arranged below the rubber sealing plate and is in contact with the lower surface of the rubber sealing plate; the polytetrafluoroethylene membrane is arranged between the rubber sealing ring and the rubber sealing plate; and the steel pressing plate is arranged above the rubber sealing plate and is in contact with the upper surface of the rubber sealing plate. The embodiment of the utility model provides a combined sealing element, at the in-process of nuclear power plant operation, these combined sealing element form an organic whole, utilize the high elasticity shock attenuation of rubber, adjustable installation clearance size good characteristic to prevent that nuclear pollutant from leaking away from the top.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a schematic cross-sectional view of a combined sealing member for a reactor and an evaporator chamber top cover provided in embodiment 1 of the present invention;
in the figure: 1-a rubber compensating sheet; 2-a rubber sealing ring; 3-a polytetrafluoroethylene membrane; 4-a rubber metal compensation block; 5-rubber sealing plate; 6-steel press plate.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. 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.
Example 1
As shown in fig. 1, embodiments of the present invention provide a composite seal for reactor and evaporator compartment roofs comprising: a rubber compensating plate 1; the rubber compensating sheet 1 is used for adjusting the flatness and the size deviation of the rubber sealing ring 2; the rubber sealing ring 2 is arranged above the rubber compensating sheet 1 and is in contact with the upper surface of the rubber compensating sheet 1; the rubber sealing ring 2 realizes the function of shock absorption by utilizing the high elasticity of the rubber sealing ring; the rubber sealing plate 5 is arranged above the rubber sealing ring 2; the rubber sealing plate 5 is used for sealing the integral tank opening; the rubber metal compensation block 4 is arranged below the rubber sealing plate 5 and is in contact with the lower surface of the rubber sealing plate 5; the rubber metal compensation block 4 is used for adjusting the sealing deviation in the installation process and ensuring the smoothness of the rubber sealing plate; the polytetrafluoroethylene membrane 3 is arranged between the rubber sealing ring 2 and the rubber sealing plate 5; the polytetrafluoroethylene membrane 3 isolates the rubber sealing ring 2 from the rubber sealing plate 5, so that the rubber sealing plate 5 and the rubber sealing plate 5 are prevented from being adhered together due to viscosity to influence maintenance during periodic maintenance; the steel pressing plate 6 is arranged above the rubber sealing plate 5, and the steel pressing plate 6 is in contact with the upper surface of the rubber sealing plate 5; the steel pressing plate 6 is used for preventing the upper end cement block from contacting the rubber sealing plate 5 and keeping the overall pressure uniform.
The embodiment of the utility model provides a combined sealing element, at the in-process of nuclear power plant operation, these combined sealing element form an organic whole, utilize the high elasticity shock attenuation of rubber, adjustable installation clearance size good characteristic to prevent that the nuclear pollution from leaking away from the top.
Principle of use
Firstly, installing a rubber compensation sheet 1, and installing a rubber sealing ring 2 on the upper surface of the rubber compensation sheet 1; install rubber seal plate 5 at whole jar mouth, at the lower surface mounting rubber metal compensation piece 4 of rubber seal plate 5, rubber metal compensation piece 4 is located the side of rubber seal ring 2, places polytetrafluoroethylene membrane 3 between rubber seal plate 5 and rubber seal ring 2, presses steel clamp plate 6 at the upper surface of rubber seal plate 5 again, and finally, presses the cement piece at the upper surface of steel clamp plate 6, accomplishes sealedly.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (6)
1. A combination seal for a reactor and evaporator compartment ceiling comprising:
a rubber compensation sheet;
the rubber sealing ring is arranged above the rubber compensation sheet and is in contact with the upper surface of the rubber compensation sheet;
the sealing plate is arranged above the rubber sealing ring;
the metal compensation block is arranged below the sealing plate and is in contact with the lower surface of the sealing plate;
a diaphragm disposed between the sealing ring and a sealing plate;
and the pressing plate is arranged above the sealing plate and is in contact with the upper surface of the sealing plate.
2. The combination seal for a reactor and evaporator compartment ceiling of claim 1 wherein: the sealing plate is a rubber sealing plate.
3. The combination seal for a reactor and evaporator compartment ceiling of claim 2 wherein: the metal compensation block is a rubber metal compensation block.
4. The combination seal for a reactor and evaporator compartment ceiling of claim 3 wherein: the rubber metal compensation block is positioned on the side surface of the rubber sealing ring.
5. The combination seal for a reactor and evaporator compartment ceiling of claim 4 wherein: the clamp plate is a steel clamp plate, and the upper surface of the steel clamp plate is in contact with the cement block at the upper end.
6. The combination seal for a reactor and evaporator compartment ceiling of claim 5 wherein: the diaphragm is a polytetrafluoroethylene film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921861944.2U CN210925512U (en) | 2019-10-31 | 2019-10-31 | Combined sealing piece for top cover of reactor and evaporator cabin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921861944.2U CN210925512U (en) | 2019-10-31 | 2019-10-31 | Combined sealing piece for top cover of reactor and evaporator cabin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210925512U true CN210925512U (en) | 2020-07-03 |
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ID=71348122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921861944.2U Active CN210925512U (en) | 2019-10-31 | 2019-10-31 | Combined sealing piece for top cover of reactor and evaporator cabin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210925512U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114087361A (en) * | 2021-11-11 | 2022-02-25 | 中车南京浦镇车辆有限公司 | Seal structure, idle call seal assembly and railcar air conditioning unit |
-
2019
- 2019-10-31 CN CN201921861944.2U patent/CN210925512U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114087361A (en) * | 2021-11-11 | 2022-02-25 | 中车南京浦镇车辆有限公司 | Seal structure, idle call seal assembly and railcar air conditioning unit |
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