CN214274820U - High-temperature-resistant pipeline sealing mechanism of metal sealing ring - Google Patents
High-temperature-resistant pipeline sealing mechanism of metal sealing ring Download PDFInfo
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- CN214274820U CN214274820U CN202022994947.2U CN202022994947U CN214274820U CN 214274820 U CN214274820 U CN 214274820U CN 202022994947 U CN202022994947 U CN 202022994947U CN 214274820 U CN214274820 U CN 214274820U
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Abstract
The utility model relates to a high temperature resistant pipeline sealing mechanism of metal sealing ring, butt joint public ring include inner support ring A, the outside of inner support ring A is provided with go-between A integrally, the both sides of go-between A are provided with seal groove and hold-down tank respectively, the bottom ring array of seal groove is provided with a plurality of spread grooves, be provided with annular metal sealing ring in the seal groove, one side ring array of metal sealing ring sets up the lug boss, is provided with the hold-down ring at the opposite side of metal sealing ring; a group of compression rings are coaxially connected to the connecting ring A, one side of each compression ring is provided with a compression bulge, and the compression bulge is in contact with the end part of the corresponding bulge sheet; the butt joint female ring comprises an inner support ring B, a group of connecting rings B are integrally arranged on the outer side of the inner support ring B, an annular contact groove is formed in one side of each connecting ring B, and the end portion of each pressing ring is in sealing contact with the corresponding contact groove.
Description
Technical Field
The utility model relates to a high temperature resistant pipeline sealing mechanism of metal sealing washer belongs to high temperature pipeline connecting piece field.
Background
The inside high temperature gas that flows of pipeline of the pressure release pipeline of turbine and pressure release controller, it is not only high to sealed requirement, simultaneously it is also higher to sealing mechanism's heat resistance requirement, rubber matter and silica gel matter sealing washer are under high temperature, it can take place certain local inflation, and then lead to warping, make whole annular seal position withstand voltage condition everywhere different, the later stage takes place the leakage that leads to because local pressure is too big very easily, and press the fixed form with the direct flange of pipeline through the cooperation of adopting sealed pad, then lead to sealed inefficacy because the expend with heat and contract with cold of pipeline itself very easily.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the technical problem in the prior art is solved, and a high-temperature-resistant pipeline sealing mechanism of a metal sealing ring is provided.
The utility model provides a technical scheme that its technical problem adopted is:
a high temperature resistant pipeline sealing mechanism of a metal sealing ring comprises:
the butt joint male ring comprises an inner support ring A used for welding a pipeline on one side, a group of connecting rings A are integrally arranged on the outer side of the inner support ring A, a group of annular sealing grooves and a group of annular pressing grooves are respectively arranged on two sides of the connecting rings A, a plurality of connecting grooves are arranged at the bottom end of each sealing groove in an annular array mode, the pressing grooves and the sealing grooves are communicated with each other through the connecting grooves, an annular metal sealing ring is arranged in each sealing groove, a plurality of arc-shaped protruding pieces penetrating through the connecting grooves are arranged on one side of the metal sealing ring in an annular array mode, a group of pressing rings are arranged on the other side of the metal sealing ring, and the inner ring of each pressing ring is connected with the annular inner ring of the corresponding sealing groove in a sliding and sealing mode; the outer ring of the connecting ring A is provided with an annular flange ring A, a group of compression rings is coaxially connected onto the connecting ring A through the flange ring A, the outer ring of each compression ring is provided with a flange ring B corresponding to the flange ring A, the compression rings are compressed to one side of the connecting ring A through the connection of the flange ring A and the flange ring B, one side of each compression ring is provided with an annular compression bulge, and the compression bulges are in contact with the end parts of the bulge pieces;
the butt joint female ring comprises an inner support ring B used for welding a pipeline on one side, a group of connecting rings B are integrally arranged on the outer side of the inner support ring B, an annular contact groove is formed in one side of each connecting ring B, the end portion of each compression ring is in sealing contact with the corresponding contact groove, an annular flange ring C is arranged on the outer side of each connecting ring B, and the flange ring C is mutually fixed with the flange ring B and the flange ring A.
As a further improvement, the metal sealing ring and the pressing ring are of an integrated bending structure.
As a further improvement of the utility model, the metal sealing ring is made of copper.
As a further improvement of the utility model, an annular copper sealing contact ring is embedded in the contact groove.
As a further improvement, the inner circle of seal groove is the structure that gradually expands, and the diameter that wherein is located the inner circle of seal groove bottom is less than the diameter of seal groove opening part inner circle.
The utility model has the advantages that:
1. the utility model discloses a one set of neotype pipeline coupling mechanism, adopt the clamping ring of annular metal seal circle replacement traditional rubber material, when the installation, through giving the certain pretightning force of metal seal circle, when whole pipeline thermal deformation, good sealed effect still can be guaranteed, the clamping ring nature of metal material is stable in addition, can not take place too big deformation because of thermal stress, metal seal circle is after the local inflation of being heated in addition, can further export bigger packing force, provide more excellent sealed effect, and when metal seal circle dismantles and changes, can not take place glutinous even.
2. An organic whole bending structure stable performance is difficult to lead to the structure to take place the split because the material is perhaps the internal stress difference when making, and then guarantees sealed effect and life-span.
3. The copper sealing contact ring can be matched with the pressing ring to improve the sealing effect, so that the hardness of copper is low, excessive abrasion to the metal sealing ring is avoided, and the sealing effect can be ensured.
4. The seal groove of the gradually-expanding structure can improve the sealing effect of the pressing ring and the inner wall of the seal groove when the metal seal ring is pushed.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic cross-sectional view of the present invention;
FIG. 2 is a schematic view of the structure of the connection ring A;
in the figure: 1. an inner support ring A; 2. a connecting ring A; 3. a compaction groove; 4. a sealing groove; 5. a metal seal ring; 6. a compression ring; 7. connecting grooves; 8. a raised piece; 9. a compression ring; 10. compressing the bulge; 11. an inner support ring B; 12. a connecting ring B; 13. the contact ring is sealed.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1, a high temperature resistant pipeline sealing mechanism of a metal sealing ring includes:
referring to fig. 1 and 2, the butt joint male ring comprises an inner support ring a for welding a pipeline on one side, a group of connection rings a is integrally arranged on the outer side of the inner support ring a, a group of annular sealing grooves and a group of annular pressing grooves are respectively arranged on two sides of the connection rings a, a plurality of connection grooves are arranged on the bottom end annular array of the sealing grooves, the pressing grooves and the sealing grooves are communicated with each other through the connection grooves, an annular copper metal sealing ring is arranged in the sealing groove, a plurality of arc-shaped protruding sheets penetrating through the connection grooves are arranged on the annular array on one side of the metal sealing ring, a group of pressing rings are arranged on the other side of the metal sealing ring, the metal sealing ring and the pressing rings are in an integral bending structure, wherein the inner ring of the pressing ring is connected with the annular inner ring of the sealing groove in a sliding sealing manner, and the inner ring of the sealing groove is in a gradually expanding structure, the diameter of the inner ring at the bottom of the sealing groove is smaller than that of the inner ring at the opening of the sealing groove; the outer ring of the connecting ring A is provided with an annular flange ring A, a group of compression rings is coaxially connected onto the connecting ring A through the flange ring A, the outer ring of each compression ring is provided with a flange ring B corresponding to the flange ring A, the compression rings are compressed to one side of the connecting ring A through the connection of the flange ring A and the flange ring B, one side of each compression ring is provided with an annular compression bulge, and the compression bulges are in contact with the end parts of the bulge pieces;
as shown in fig. 1, the butt joint female ring comprises an inner support ring B for welding a pipeline on one side, a group of connecting rings B are integrally arranged on the outer side of the inner support ring B, an annular contact groove is formed in one side of each connecting ring B, an annular copper sealing contact ring is embedded in the contact groove, the end part of each pressing ring is in sealing contact with the corresponding contact groove, an annular flange ring C is arranged on the outer side of each connecting ring B, and the flange ring C is mutually fixed with the flange ring B and the flange ring a.
When the device is used, firstly, a compressing ring inner support ring B is sleeved on an inner support ring A and is welded with the exhaust side of an engine, and the inner support ring A is welded with the exhaust side of the turbine exhaust gas; the metal sealing ring is arranged in the sealing groove, the connecting ring A and the connecting ring B are coaxially arranged, the pipeline of the inner supporting ring B and the pipeline of the inner supporting ring A are in butt joint, then the flange ring A, the flange ring B and the flange ring C are penetrated through bolts, the connecting ring A, the connecting ring B and the clamping ring are mutually tensioned, in the tensioning process, the pressing bulge of the clamping ring can extrude a bulge sheet of the metal sealing ring, the clamping ring on the metal sealing ring is pushed to be pressed onto the sealing contact ring in the contact groove through the bulge sheet, meanwhile, the inner side of the metal sealing ring is pressed onto the inner ring of the sealing groove, and integral sealing connection is achieved.
In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.
Claims (5)
1. The utility model provides a high temperature resistant pipeline sealing mechanism of metal sealing washer, characterized by includes:
the butt joint male ring comprises an inner support ring A used for welding a pipeline on one side, a group of connecting rings A are integrally arranged on the outer side of the inner support ring A, a group of annular sealing grooves and a group of annular pressing grooves are respectively arranged on two sides of the connecting rings A, a plurality of connecting grooves are arranged at the bottom end of each sealing groove in an annular array mode, the pressing grooves and the sealing grooves are communicated with each other through the connecting grooves, an annular metal sealing ring is arranged in each sealing groove, a plurality of arc-shaped protruding pieces penetrating through the connecting grooves are arranged on one side of the metal sealing ring in an annular array mode, a group of pressing rings are arranged on the other side of the metal sealing ring, and the inner ring of each pressing ring is connected with the annular inner ring of the corresponding sealing groove in a sliding and sealing mode; the outer ring of the connecting ring A is provided with an annular flange ring A, a group of compression rings is coaxially connected onto the connecting ring A through the flange ring A, the outer ring of each compression ring is provided with a flange ring B corresponding to the flange ring A, the compression rings are compressed to one side of the connecting ring A through the connection of the flange ring A and the flange ring B, one side of each compression ring is provided with an annular compression bulge, and the compression bulges are in contact with the end parts of the bulge pieces;
the butt joint female ring comprises an inner support ring B used for welding a pipeline on one side, a group of connecting rings B are integrally arranged on the outer side of the inner support ring B, an annular contact groove is formed in one side of each connecting ring B, the end portion of each compression ring is in sealing contact with the corresponding contact groove, an annular flange ring C is arranged on the outer side of each connecting ring B, and the flange ring C is mutually fixed with the flange ring B and the flange ring A.
2. The high temperature resistant pipe sealing mechanism of a metal sealing ring according to claim 1, wherein: the metal sealing ring and the pressing ring are of an integrated bending structure.
3. The high temperature resistant pipe sealing mechanism of a metal sealing ring according to claim 1, wherein: the metal sealing ring is made of copper.
4. The high temperature resistant pipe sealing mechanism of a metal sealing ring according to claim 1, wherein: an annular copper sealing contact ring is embedded in the contact groove.
5. The high temperature resistant pipe sealing mechanism of a metal sealing ring according to claim 1, wherein: the inner ring of the sealing groove is of a gradually expanding structure, wherein the diameter of the inner ring at the bottom of the sealing groove is smaller than that of the inner ring at the opening of the sealing groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022994947.2U CN214274820U (en) | 2020-12-14 | 2020-12-14 | High-temperature-resistant pipeline sealing mechanism of metal sealing ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022994947.2U CN214274820U (en) | 2020-12-14 | 2020-12-14 | High-temperature-resistant pipeline sealing mechanism of metal sealing ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214274820U true CN214274820U (en) | 2021-09-24 |
Family
ID=77781203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022994947.2U Active CN214274820U (en) | 2020-12-14 | 2020-12-14 | High-temperature-resistant pipeline sealing mechanism of metal sealing ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214274820U (en) |
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2020
- 2020-12-14 CN CN202022994947.2U patent/CN214274820U/en active Active
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