CN213271477U - High-sealing flange connecting mechanism - Google Patents
High-sealing flange connecting mechanism Download PDFInfo
- Publication number
- CN213271477U CN213271477U CN202021906891.4U CN202021906891U CN213271477U CN 213271477 U CN213271477 U CN 213271477U CN 202021906891 U CN202021906891 U CN 202021906891U CN 213271477 U CN213271477 U CN 213271477U
- Authority
- CN
- China
- Prior art keywords
- flange
- annular part
- annular
- reinforcing ring
- sealing gasket
- 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 35
- 230000007246 mechanism Effects 0.000 title claims abstract description 12
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 22
- 239000002184 metal Substances 0.000 claims description 7
- 239000007779 soft material Substances 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims description 2
- 238000010168 coupling process Methods 0.000 claims description 2
- 238000005859 coupling reaction Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
Images
Landscapes
- Gasket Seals (AREA)
Abstract
The utility model discloses a high-sealing flange connecting mechanism, which comprises an upper flange and a lower flange, wherein the upper flange and the lower flange are connected through bolts, a sealing gasket is arranged between the upper flange and the lower flange, the sealing gasket sequentially comprises an annular hollow part, a first annular part, a second annular part and a second annular part from inside to outside, notches are arranged at the port parts of the upper flange and the lower flange, and the first annular part is positioned in the notch; the end face of the upper flange and the end face of the lower flange are both provided with an annular reinforcing ring, a plurality of springs are arranged in the reinforcing ring along the radial direction, the inward ends of the springs are fixed, and the outward ends of the springs extend out of the reinforcing ring and abut against the inner side face of the first annular part to enable the reinforcing ring to be attached to the inner wall of the flange. The spring of the reinforcing ring is utilized, so that the sealing gasket can be tightly attached to the inner wall of the flange, the sealing performance is improved, and the sealing gasket can be prevented from deviating and falling.
Description
Technical Field
The utility model discloses flange technical field, concretely relates to high leakproofness flange coupling mechanism.
Background
The flange is widely applied to the connection of industrial pipelines, the common flange only can play a role in connection and cannot play a role in sealing, and in the flange connection use process, fluid media flowing in a pipeline often overflow from the connection position of the flange to cause leakage and influence normal work. In the prior art, sealing is realized by adding a sealing gasket between flanges, the sealing gasket is easy to fall off after long-time use, and the deviation of the installation size can also cause the incapability of greatly weakening the sealing performance.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to solve above-mentioned prior art not enough, provide one kind and can reduce gasket skew, the good flange subassembly of leakproofness.
In order to solve the technical problem, the utility model discloses a technical scheme be: a high-sealing flange connecting mechanism comprises an upper flange and a lower flange which are connected through bolts, wherein a sealing gasket is arranged between the upper flange and the lower flange, the sealing gasket sequentially comprises an annular hollow part, a first annular part, a second annular part and a second annular part from inside to outside, notches are formed in the port parts of the upper flange and the lower flange, and the first annular part is located in the notches; the end face of the upper flange and the end face of the lower flange are both provided with an annular reinforcing ring, a plurality of springs are arranged in the reinforcing ring along the radial direction, the inward ends of the springs are fixed, and the outward ends of the springs extend out of the reinforcing ring and abut against the inner side face of the first annular part to enable the reinforcing ring to be attached to the inner wall of the flange.
Furthermore, a plurality of screw holes are formed in the reinforcing ring, the screw holes are formed in the end faces of the upper flange and the upper flange, and the reinforcing ring is fixed on the upper flange or the lower flange through screws.
Furthermore, the outward end part of the spring is also provided with a metal sheet, and the shape of the metal sheet is matched with that of the first annular part of the sealing gasket and is propped against the inner wall of the first annular part.
Furthermore, the cross section of the first annular part is in a round table shape, the thickness of the first annular part is gradually reduced from inside to outside, and the thickness of the outermost side of the first annular part is the same as that of the second annular part.
Furthermore, the outer side of the second annular part is also connected with an annular magnet, and the annular magnet is made of soft materials.
Furthermore, the outer side surface of the second annular part is provided with a bulge, a groove matched with the bulge is formed in the annular magnet, and the annular magnet is fixed on the second annular part through the bulge and the groove.
Furthermore, a plurality of gaps are further arranged on the first annular part of the sealing gasket.
According to the above technical scheme, the utility model has the advantages of it is following: the spring of the reinforcing ring is utilized, so that the sealing gasket can be tightly attached to the inner wall of the flange, the sealing performance is improved, and the sealing gasket can be prevented from deviating and falling.
Drawings
Fig. 1 is a cross-sectional view of the present invention;
FIG. 2 is a cross-sectional view of a gasket seal of the present invention;
fig. 3 is a schematic structural view of the middle reinforcement ring of the present invention.
Detailed Description
The following description will specifically explain embodiments of the present invention with reference to the accompanying drawings.
As shown in figure 1, the high-sealing flange connecting mechanism of the utility model comprises an upper flange 1 and a lower flange 4, wherein the upper flange 1 and the lower flange 4 are connected through a bolt 3 and a nut 2, and a sealing gasket 6 is arranged between the upper flange 1 and the lower flange 4.
The specific structure of the sealing gasket is shown in fig. 2, and the sealing gasket sequentially comprises an annular hollow part, a first annular part 61, a second annular part 62 and a third annular part 62 from inside to outside, wherein the cross section of the first annular part 61 is in a circular truncated cone shape, the thickness of the first annular part is gradually reduced from inside to outside, and the thickness of the outermost side of the first annular part is the same as that of the second annular part 62. An annular magnet 63 is further connected to the outer side of the second annular portion, the annular magnet is made of soft materials, specifically, a protruding portion is arranged on the outer side face of the second annular portion, a groove matched with the protruding portion is formed in the annular magnet 63, and the annular magnet is fixed to the second annular portion through the protruding portion and the groove. The ring magnet may be a complete ring, a plurality of residential magnetic strips. The annular magnet can be used for preliminarily fixing the sealing gasket on the flange, so that the sealing gasket can be conveniently positioned.
The upper flange and the lower flange are provided with notches at the port parts, and the first annular part 61 is positioned in the notches; the end faces of the upper flange and the lower flange are respectively provided with an annular reinforcing ring 5, and the specific structure of the reinforcing ring is shown in figure 3. The reinforcing ring 5 is provided with a plurality of cylindrical grooves which are arranged along the radial direction, the springs 52 are filled in the cylindrical grooves, the inward ends of the springs are fixed, and the outward ends of the springs extend out of the reinforcing ring and abut against the inner side surface of the first annular part, so that the springs are attached to the inner wall of the flange. The outward end part of the spring 52 is also provided with a metal sheet 53, the shape of the metal sheet 53 is matched with the shape of the first annular part of the sealing gasket, and metal is abutted against the inner wall of the first annular part, so that the extrusion effect is better. In addition, the first annular part of the sealing gasket is also provided with a plurality of notches 64, and the notches 64 are convenient for the deformation of the sealing gasket so as to enable the sealing gasket to be tightly attached to the first annular part.
The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all utilize the equivalent structure or equivalent flow transformation that the content of the specification does, or directly or indirectly use in other related technical fields, all including in the same way the patent protection scope of the present invention.
Claims (7)
1. The utility model provides a high sealing flange coupling mechanism, includes flange and lower flange, and both pass through bolted connection, go up and be provided with seal gasket, its characterized in that between flange and the lower flange: the sealing gasket sequentially comprises an annular hollow part, a first annular part, a second annular part and a second annular part from inside to outside, notches are formed in the port parts of the upper flange and the lower flange, and the first annular part is located in the notches; the end face of the upper flange and the end face of the lower flange are both provided with an annular reinforcing ring, a plurality of springs are arranged in the reinforcing ring along the radial direction, the inward ends of the springs are fixed, and the outward ends of the springs extend out of the reinforcing ring and abut against the inner side face of the first annular part to enable the reinforcing ring to be attached to the inner wall of the flange.
2. A high-seal flange attachment mechanism according to claim 1, wherein: the reinforcing ring is provided with a plurality of screw holes, the end faces of the upper flange and the upper flange are provided with the screw holes, and the reinforcing ring is fixed on the upper flange or the lower flange through screws.
3. A high-seal flange attachment mechanism according to claim 2, wherein: the outward end part of the spring is also provided with a metal sheet, and the shape of the metal sheet is matched with that of the first annular part of the sealing gasket and is propped against the inner wall of the first annular part.
4. A high-seal flange attachment mechanism according to claim 3, wherein: the cross section of the first annular part is in a circular truncated cone shape, the thickness of the first annular part is gradually reduced from inside to outside, and the thickness of the outermost side of the first annular part is the same as that of the second annular part.
5. The high-seal flange attachment mechanism according to claim 4, wherein: the outer side of the second annular part is also connected with an annular magnet, and the annular magnet is made of soft materials.
6. A high-seal flange attachment according to claim 5, wherein: the outer side surface of the second annular part is provided with a bulge, the annular magnet is provided with a groove matched with the bulge, and the annular magnet is fixed on the second annular part through the bulge and the groove.
7. The high-seal flange attachment mechanism according to claim 6, wherein: the first annular part of the sealing gasket is also provided with a plurality of notches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021906891.4U CN213271477U (en) | 2020-09-04 | 2020-09-04 | High-sealing flange connecting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021906891.4U CN213271477U (en) | 2020-09-04 | 2020-09-04 | High-sealing flange connecting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213271477U true CN213271477U (en) | 2021-05-25 |
Family
ID=75937736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021906891.4U Expired - Fee Related CN213271477U (en) | 2020-09-04 | 2020-09-04 | High-sealing flange connecting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213271477U (en) |
-
2020
- 2020-09-04 CN CN202021906891.4U patent/CN213271477U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111322471B (en) | Assembly for splicing underwater immersed tube and application method thereof | |
| CN213271477U (en) | High-sealing flange connecting mechanism | |
| CN216590386U (en) | Sealing joint structure free of steel pipe welding | |
| CN108361464B (en) | Pressure balance type expansion joint based on end face sliding seal compensation technology | |
| CN103277607A (en) | Flange plate | |
| CN220749344U (en) | Wall pipeline waterproof structure | |
| CN215335133U (en) | Corrugated expansion joint | |
| CN212107359U (en) | Sealing rubber ring for water pipe connection | |
| CN220452844U (en) | Valve capable of enhancing connection tightness | |
| CN211550549U (en) | Take water force control valves of flexible function of taking precautions against earthquakes | |
| CN219101280U (en) | Sand setting device for backwashing well | |
| CN219119784U (en) | Ageing-resistant and corrosion-resistant rubber ring | |
| CN110985781A (en) | Water pump and turbine top cover high-pressure pipeline connecting structure | |
| CN2504473Y (en) | Connection joint of metal tube and plastic tube | |
| CN219221547U (en) | Marine pipeline port connection structure | |
| CN220470953U (en) | Nonmetal straight tube pressure balance type expansion joint with leakage monitoring function | |
| CN220416576U (en) | Major diameter oil pipe conversion head | |
| CN211344304U (en) | Pipe joint assembly and building construction device with same | |
| CN215335004U (en) | High-sealing flange plate | |
| CN220891108U (en) | Bellows seal control valve | |
| CN211820222U (en) | Flange | |
| CN215335007U (en) | Flange plate for pipeline connection | |
| CN219242971U (en) | Conveying pipeline | |
| CN220379124U (en) | Novel screw thread flange | |
| CN220320585U (en) | Neck butt welding flange for jacket pipe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210525 |