CN214331799U - High-temperature-resistant sealing element for boiler pipeline flange - Google Patents
High-temperature-resistant sealing element for boiler pipeline flange Download PDFInfo
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- CN214331799U CN214331799U CN202022341010.5U CN202022341010U CN214331799U CN 214331799 U CN214331799 U CN 214331799U CN 202022341010 U CN202022341010 U CN 202022341010U CN 214331799 U CN214331799 U CN 214331799U
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- flange plate
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Abstract
The utility model relates to a sealing element, in particular to a high temperature resistant sealing element for boiler pipeline flanges, which comprises an upper flange plate, a lower flange plate and a sealing gasket, the outer wall of the upper flange plate is provided with an upper reinforcing plate, two sides of the bottom of the upper reinforcing plate are fixedly provided with long guide posts, the outer wall of the lower flange plate is provided with a lower reinforcing plate, both sides of the top of the lower reinforcing plate are fixedly provided with long guide sleeves, the sealing gasket is arranged between the upper flange plate and the lower flange plate, a plurality of bulges are circumferentially arranged on the upper surface and the lower surface of the sealing gasket, and the through hole is arranged in the middle of the sealing gasket, the utility model facilitates the installation and the disassembly of the upper flange plate and the lower flange plate through the long guide post and the long guide sleeve, and increases the connecting strength between the flanges, simultaneously, the sealing gasket realizes the enhancement of the side sealing effect through the stop block, the arrangement of the plug-in component improves the high temperature resistance and the pressure resistance, and the arrangement of a plurality of bulges further enhances the sealing effect.
Description
Technical Field
The utility model relates to a sealing member especially relates to a high temperature resistant sealing member for boiler pipeline flange.
Background
The boiler is an energy conversion device which can output steam, high-temperature water or organic heat carrier with certain heat energy by inputting chemical energy and electric energy in fuel into the boiler. Flanges are commonly used for the connection between boiler pipes and are used in pairs.
Most of the existing flange plates are connected by bolts and sealed by graphite gaskets. The sealing performance of the bolt connection is poor, and the high temperature resistance and the wear resistance of the graphite gasket are poor, so that when high-temperature smoke is introduced into the boiler pipe, deformation is generated, and the problems of poor sealing and pipeline leakage are caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a wear-resisting withstand voltage and can improve the high temperature resistant sealing member that is used for boiler pipe flange of sealed effect.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a high temperature resistant sealing member for boiler pipeline flange, includes upper flange dish, lower flange dish and sealed the pad, upper flange dish outer wall is provided with the gusset plate, and upper gusset plate bottom both sides fixed mounting has long guide pillar, lower flange dish outer wall is provided with gusset plate down, and the fixed long guide pin bushing that is provided with in lower gusset plate top both sides, install sealed the pad between upper flange dish and the lower flange dish, the equal circumference of lower surface is provided with a plurality of archs on the sealed pad, is provided with the through-hole in the middle of the sealed pad.
Preferably, the sealing gasket is a silica gel gasket, and an insert is arranged in the sealing gasket and made of a high-temperature-resistant alloy material.
Preferably, the outer surface of the sealing gasket is hermetically connected with the upper flange plate and the lower flange plate by coating adhesive.
Preferably, guide post grooves are formed in the long guide sleeves, magnetic layers are arranged on the side walls of the guide post grooves, and the long guide posts are connected in the guide post grooves in a clamping mode through magnetic connection.
Preferably, the bottom of the long guide pillar is provided with an elastic part, the top of the long guide sleeve is provided with an elastic washer, and one side of the long guide sleeve is provided with a stop dog.
The beneficial effects of the utility model are that, the utility model discloses a long guide pillar and long guide pin bushing have made things convenient for the installation and the dismantlement of last ring flange and lower ring flange to increased the joint strength between the flange, sealed pad realizes the enhancement of side seal effect through the dog simultaneously, and the setting of plug-in components makes high temperature resistant and compressive property improve, and a plurality of bellied settings further strengthen sealed effect.
Drawings
FIG. 1 is a cross-sectional view of a high temperature resistant seal for a boiler tube flange of the present invention;
FIG. 2 is a structural diagram of the gasket of the present invention;
fig. 3 is a plan view of the gasket of the present invention.
The figures are labeled as follows:
1-lower reinforcing plate; 2-long guide sleeve; 3-a guide post groove; 4-long guide post; 5-upper reinforcing plate; 6-upper flange plate; 7-a resilient gasket; 8-a sealing gasket; 9-a plug-in; 10-bump; 11-wear resistant resin coating; 12-an elastic member; 13-lower flange; 14-a stopper; 15-through hole.
Detailed Description
The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings to make it clear to those skilled in the art how to practice the invention. While the invention has been described in connection with its preferred embodiments, these embodiments are intended to be illustrative, and not to limit the scope of the invention.
Referring to the attached drawings 1-3, the high-temperature-resistant sealing element for the boiler pipeline flange comprises an upper flange plate 6, a lower flange plate 13 and a sealing gasket 8, wherein an upper reinforcing plate 5 is arranged on the outer wall of the upper flange plate 6, long guide pillars 4 are fixedly arranged on two sides of the bottom of the upper reinforcing plate 5, a lower reinforcing plate 1 is arranged on the outer wall of the lower flange plate 13, long guide sleeves 2 are fixedly arranged on two sides of the top of the lower reinforcing plate 1, the sealing gasket 8 is arranged between the upper flange plate 6 and the lower flange plate 13, a plurality of protrusions 10 are circumferentially arranged on the upper surface and the lower surface of the sealing gasket 8, and a through hole 15 is formed in the middle of the sealing gasket 8.
The sealing gasket 8 is a silica gel gasket, the plug-in 9 is arranged inside the sealing gasket 8, and the plug-in 9 is made of a high-temperature-resistant alloy material; the outer surface of the sealing gasket 8 is hermetically connected with the upper flange 6 and the lower flange 13 by coating a bonding agent 11; the long guide sleeves 2 are internally provided with guide post grooves 3, the side walls of the guide post grooves 3 are provided with magnetic layers, and the long guide posts 4 are clamped in the guide post grooves 3 through magnetic connection; the bottom of the long guide post 4 is provided with an elastic part 12, the top of the long guide sleeve 2 is provided with an elastic washer 7, and one side of the long guide sleeve 2 is provided with a stop 14.
The utility model discloses a concrete theory of operation as follows:
go up ring flange 6 and lower ring flange 13 and carry out fixed connection through the long guide pin bushing 2 of the long guide pillar 4 of last gusset plate 5 and lower gusset plate 1, the magnetic layer that guide pillar groove 3 lateral wall set up for but long guide pillar 4 passes through magnetism connection direct joint in guide pillar groove 3, has made things convenient for the installation of ring flange 6 and lower ring flange 13 and has dismantled, secondly has increased the joint strength of ring flange 6 and lower ring flange 13. Meanwhile, the sealing gasket 8 is tightly connected with the upper flange 6 and the lower flange 13 through the binder 11, and the left side and the right side of the sealing gasket 8 are laterally compressed by the stop blocks 14, so that the sealing performance of the lateral surface of the sealing gasket 8 is improved. And the sealing gasket 8 is a silica gel gasket and has better high temperature resistance and wear resistance, and the plug-in unit 9 in the sealing gasket 8 is made of high temperature resistant alloy material, so that the high temperature resistance and pressure resistance are also improved. And a plurality of bulges 10 further enhance the sealing effect, so that the upper flange 6 and the lower flange 13 are tightly connected.
The above description is only a preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any modification and replacement based on the technical solution and inventive concept provided by the present invention should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides a high temperature resistant sealing member for boiler pipeline flange, includes last ring flange (6), lower ring flange (13) and sealed pad (8), its characterized in that: the outer wall of the upper flange plate (6) is provided with an upper reinforcing plate (5), two sides of the bottom of the upper reinforcing plate (5) are fixedly provided with long guide pillars (4), the outer wall of the lower flange plate (13) is provided with a lower reinforcing plate (1), two sides of the top of the lower reinforcing plate (1) are fixedly provided with long guide sleeves (2), a sealing gasket (8) is installed between the upper flange plate (6) and the lower flange plate (13), the upper surface and the lower surface of the sealing gasket (8) are circumferentially provided with a plurality of protrusions (10), and a through hole (15) is formed in the middle of the sealing gasket (8).
2. A high temperature resistant seal for a boiler tube flange as claimed in claim 1, wherein: the sealing gasket (8) is a silica gel gasket, the plug-in piece (9) is arranged inside the sealing gasket (8), and the plug-in piece (9) is made of a high-temperature-resistant alloy material.
3. A high temperature resistant seal for a boiler tube flange as claimed in claim 1, wherein: the outer surface of the sealing gasket (8) is hermetically connected with the upper flange plate (6) and the lower flange plate (13) by coating adhesive (11).
4. A high temperature resistant seal for a boiler tube flange as claimed in claim 1, wherein: the long guide sleeve (2) is internally provided with a guide column groove (3), the side wall of the guide column groove (3) is provided with a magnetic layer, and the long guide column (4) is clamped in the guide column groove (3) through magnetic connection.
5. A high temperature resistant seal for a boiler tube flange as claimed in claim 1, wherein: an elastic part (12) is arranged at the bottom of the long guide pillar (4), an elastic washer (7) is arranged at the top of the long guide sleeve (2), and a stop block (14) is arranged on one side of the long guide sleeve (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022341010.5U CN214331799U (en) | 2020-10-20 | 2020-10-20 | High-temperature-resistant sealing element for boiler pipeline flange |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022341010.5U CN214331799U (en) | 2020-10-20 | 2020-10-20 | High-temperature-resistant sealing element for boiler pipeline flange |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214331799U true CN214331799U (en) | 2021-10-01 |
Family
ID=77875999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022341010.5U Active CN214331799U (en) | 2020-10-20 | 2020-10-20 | High-temperature-resistant sealing element for boiler pipeline flange |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214331799U (en) |
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2020
- 2020-10-20 CN CN202022341010.5U patent/CN214331799U/en active Active
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