CN108758133A - A kind of polytetrafluoroethylene (PTFE) enhanced type spirotallic gasket - Google Patents
A kind of polytetrafluoroethylene (PTFE) enhanced type spirotallic gasket Download PDFInfo
- Publication number
- CN108758133A CN108758133A CN201810595574.6A CN201810595574A CN108758133A CN 108758133 A CN108758133 A CN 108758133A CN 201810595574 A CN201810595574 A CN 201810595574A CN 108758133 A CN108758133 A CN 108758133A
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- CN
- China
- Prior art keywords
- gasket
- flange disk
- spirotallic
- ptfe
- polytetrafluoroethylene
- 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.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L23/00—Flanged joints
- F16L23/16—Flanged joints characterised by the sealing means
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
Abstract
The invention discloses a kind of polytetrafluoroethylene (PTFE) enhanced type spirotallic gaskets, its structure includes main pipeline, shunt conduit, spirotallic gasket, fixing bolt, upper flange disk, lower flange disk, there are two lower flange disk is set altogether, and it is respectively arranged on main pipeline upper and lower ends, it is mutually welded with main pipeline upper and lower ends respectively lower flange disk one end, and it is an integral molding structure, there are two spirotallic gasket is set altogether, and it is respectively arranged between upper flange disk and lower flange disk, there are two upper flange disk is set altogether, and it is respectively arranged on spirotallic gasket upper end.Mutually close connection between structure of the invention Upper gasket and lower flange disk, upper flange disk, gasket upper layer is fastened down with gasket lower layer, the reset pad of gasket inner cavity is also with being squeezed, it can play the role of auxiliary, gasket upper layer is set to be unlikely to deform with gasket lower layer, service life is long, improves the effect of sealing.
Description
Technical field
The present invention is a kind of polytetrafluoroethylene (PTFE) enhanced type spirotallic gasket, belongs to polytetrafluoroethylene (PTFE) enhanced type spirotallic gasket neck
Domain.
Background technology
Polytetrafluoroethylene (PTFE) be by tetrafluoroethene it is aggregated made of high-molecular compound, have excellent chemical stability,
Corrosion resistance is one of corrosion resistance optimal material in the world today, in addition to molten metal sodium and liquid fluorine, be resistant to it is other all
Chemicals is boiled in chloroazotic acid and is not also changed, and is widely used in the various operating modes for needing antiacid alkali and organic solvent, sealing
Property, high lubrication non-stick, electrical insulating property and good ageing resistance, heatproof span are big.
Prior art discloses application No. is：A kind of polytetrafluoroethylene (PTFE) enhanced type wound gasket of CN201720803763.9
Piece, including outer fixed ring, interior fixed ring and the sealing ring being clipped between outer fixed ring and interior fixed ring, sealing ring are by graphite tape
Further include strengthening clip pack with the alternately laminated cyclic structure being entwined of steel band；The material for strengthening clip pack is polytetrafluoroethylene (PTFE), axis
It is C-channel to cross sectional shape, is open towards outside, is socketed in outside two end faces and madial wall of interior fixed ring.But it is insufficient
Place is the prior art due to the phenomenon that under permanent use, being susceptible to gasket deformation, to reduce the effect of sealing
Fruit has to be optimized.
Invention content
In view of the deficienciess of the prior art, it is an object of the present invention to provide a kind of polytetrafluoroethylene (PTFE) enhanced type spirotallic gasket,
With solve the prior art due under permanent use, be susceptible to gasket deformation the phenomenon that, to reduce the effect of sealing,
There is problem to be optimized.
To achieve the goals above, the present invention is to realize by the following technical solutions：A kind of polytetrafluoroethylene (PTFE) reinforcing
Type spirotallic gasket, structure include main pipeline, shunt conduit, spirotallic gasket, fixing bolt, upper flange disk, lower flange disk,
There are two the lower flange disk is set altogether, and be respectively arranged on main pipeline upper and lower ends, lower flange disk one end respectively with master
Pipeline upper and lower ends are mutually welded, and are an integral molding structure, and there are two the spirotallic gasket is set altogether, and are respectively arranged in upper flange
Between disk and lower flange disk, there are two the upper flange disk is set altogether, and it is respectively arranged on spirotallic gasket upper end, the winding
Gasket is made of gasket upper layer, gasket inner cavity, reset pad, gasket lower layer, and the gasket upper layer is connected with gasket lower layer, and is
Integral structure, the gasket inner cavity are set to gasket upper layer and gasket lower interior part, and the reset pad is set to gasket inner cavity.
Further, the shunt conduit sets there are two and is mutually welded with main pipeline both ends.
Further, the main pipeline is columnar structured, and a diameter of 10cm.
Further, the upper flange disk and lower flange disk are circular configuration.
Further, the fixing bolt is equipped with two or more altogether, and is uniformly equidistantly respectively arranged in by embedded mode
Upper flange disk upper surface.
Further, the main pipeline uses carbon steel, service life long.
Further, the upper flange disk is made of low temperature carbon steel with inconel.
Advantageous effect
A kind of polytetrafluoroethylene (PTFE) enhanced type spirotallic gasket of the present invention, makes between gasket and lower flange disk, upper flange disk
Mutually close connection, gasket upper layer are fastened down with gasket lower layer, and the reset pad of gasket inner cavity can rise also with being squeezed
To the effect of auxiliary, gasket upper layer is made to be unlikely to deform with gasket lower layer, service life is long, improves the effect of sealing.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other feature of the invention,
Objects and advantages will become more apparent upon：
Fig. 1 is a kind of structural schematic diagram of polytetrafluoroethylene (PTFE) enhanced type spirotallic gasket of the present invention.
Fig. 2 is the internal structure schematic diagram of gasket of the present invention.
In figure：Main pipeline -1, shunt conduit -2, gasket -3, gasket upper layer -301, gasket inner cavity -302, reset pad -303,
Gasket lower layer -304, fixing bolt -4, upper flange disk -5, lower flange disk -6.
Specific implementation mode
To make the technical means, the creative features, the aims and the efficiencies achieved by the present invention be easy to understand, with reference to
Specific implementation mode, the present invention is further explained.
- Fig. 2 is please referred to Fig.1, the present invention provides a kind of polytetrafluoroethylene (PTFE) enhanced type spirotallic gasket technical solution：Its structure packet
Include main pipeline 1, shunt conduit 2, spirotallic gasket 3, fixing bolt 4, upper flange disk 5, lower flange disk 6, the lower flange circle
There are two disk 6 is set altogether, and be respectively arranged on 1 upper and lower ends of main pipeline, described 6 one end of lower flange disk respectively with about 1 main pipeline
Both ends are mutually welded, and are an integral molding structure, there are two the spirotallic gasket 3 is set altogether, and be respectively arranged in upper flange disk 5 with
Between lower flange disk 6, there are two the upper flange disk 5 is set altogether, and it is respectively arranged on 3 upper end of spirotallic gasket, the wound gasket
Piece 3 is made of gasket upper layer 301, gasket inner cavity 302, reset pad 303, gasket lower layer 304, the gasket upper layer 301 and gasket
Lower layer 304 is connected, and is integrated, and the gasket inner cavity 302 is set to inside gasket upper layer 301 and gasket lower layer 304,
The reset pad 303 is set to inside gasket inner cavity 302, and the shunt conduit 2 sets there are two and mutually welded with 1 both ends of main pipeline,
The main pipeline 1 is columnar structured, and a diameter of 10cm, and the upper flange disk 5 and lower flange disk 6 are round knot
Structure, the fixing bolt 4 is equipped with two or more altogether, and is uniformly equidistantly respectively arranged on upper flange disk 5 by embedded mode
Surface, the main pipeline 1 use carbon steel, and service life is long, and the upper flange disk 5 is closed by low temperature carbon steel and Inco nickel
Gold is made.
Lower flange disk 6 described in this patent is the part being connected with each other between pipe and pipe, between pipe end
Connection also has with the flange imported and exported in equipment, the connection being used between two equipment, such as speed reducer flange.Flanged joint
Or bump joint, refer to the releasable connection being connected with each other by flange, gasket and bolt three as one group of combined sealing structure.
It is carrying out, in use, when pipeline is in connection, gasket 3 being installed to the lower flange disk 6 for setting the welding of 1 phase of main pipeline first
Upper surface, then the installation of upper flange disk 5 is set on gasket 3, then upper flange disk 5 and lower flange are fixed with fixing bolt 4
Disk 6, gasket 3 make mutually close connection, gasket upper layer 301 and pad between gasket 3 and lower flange disk 6, upper flange disk 5
Piece lower layer 304 is fastened down, and the reset pad 303 of gasket inner cavity 302 can play the role of auxiliary, make also with being squeezed
Gasket upper layer 301 is unlikely to deform with gasket lower layer 304, and service life is long, improves the effect of sealing.
Problems solved by the invention is the prior art due to the phenomenon that under permanent use, being susceptible to gasket deformation,
To reduce the effect of sealing, have to be optimized, the present invention is combined with each other by above-mentioned component, and gasket 3 is made to justify with lower flange
Mutually close connection, gasket upper layer 301 are fastened down with gasket lower layer 304 between disk 6, upper flange disk 5, gasket inner cavity
302 reset pad 303 can play the role of auxiliary also with being squeezed, and gasket upper layer 301 is made to be not easy with gasket lower layer 304
Deformation, service life is long, improves the effect of sealing.It is described in detail below:
The gasket upper layer 301 is connected with gasket lower layer 304, and is integrated, and the gasket inner cavity 302 is set to
With inside gasket lower layer 304, the reset pad 303 is set to inside gasket inner cavity 302 on gasket upper layer 301.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention, for this field skill
For art personnel, it is clear that invention is not limited to the details of the above exemplary embodiments, and without departing substantially from the present invention spirit or
In the case of essential characteristic, the present invention can be realized in other specific forms.Therefore, in all respects, should all incite somebody to action
Embodiment regards exemplary as, and is non-limiting, the scope of the present invention by appended claims rather than on state
Bright restriction, it is intended that including all changes that come within the meaning and range of equivalency of the claims in the present invention
It is interior.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (5)
1. a kind of polytetrafluoroethylene (PTFE) enhanced type spirotallic gasket, structure includes main pipeline (1), shunt conduit (2), spirotallic gasket
(3), fixing bolt (4), upper flange disk (5), lower flange disk (6), it is characterised in that：
There are two the lower flange disk (6) sets altogether, and main pipeline (1) upper and lower ends are respectively arranged on, the lower flange disk (6)
One end is mutually welded with main pipeline (1) upper and lower ends respectively, and is an integral molding structure, there are two the spirotallic gasket (3) sets altogether,
And be respectively arranged between upper flange disk (5) and lower flange disk (6), there are two the upper flange disk (5) sets altogether, and point
It She Yu not spirotallic gasket (3) upper end；
The spirotallic gasket (3) is by gasket upper layer (301), gasket inner cavity (302), reset pad (303), gasket lower layer (304) group
At the gasket upper layer (301) is connected with gasket lower layer (304), and is integrated, and the gasket inner cavity (302) sets
Internal in gasket upper layer (301) and gasket lower layer (304), it is internal that the reset pad (303) is set to gasket inner cavity (302).
2. a kind of polytetrafluoroethylene (PTFE) enhanced type spirotallic gasket according to claim 1, it is characterised in that：The shunt conduit
(2) it sets there are two and is mutually welded with main pipeline (1) both ends.
3. a kind of polytetrafluoroethylene (PTFE) enhanced type spirotallic gasket according to claim 1, it is characterised in that：The main pipeline
(1) it is columnar structured, and a diameter of 10cm.
4. a kind of polytetrafluoroethylene (PTFE) enhanced type spirotallic gasket according to claim 1, it is characterised in that：The upper flange circle
Disk (5) and lower flange disk (6) are circular configuration.
5. a kind of polytetrafluoroethylene (PTFE) enhanced type spirotallic gasket according to claim 1, it is characterised in that：The fixing bolt
(4) it is equipped with two or more altogether, and is uniformly equidistantly respectively arranged in upper flange disk (5) upper surface by embedded mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810595574.6A CN108758133A (en) | 2018-06-11 | 2018-06-11 | A kind of polytetrafluoroethylene (PTFE) enhanced type spirotallic gasket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810595574.6A CN108758133A (en) | 2018-06-11 | 2018-06-11 | A kind of polytetrafluoroethylene (PTFE) enhanced type spirotallic gasket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108758133A true CN108758133A (en) | 2018-11-06 |
Family
ID=64021880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810595574.6A Withdrawn CN108758133A (en) | 2018-06-11 | 2018-06-11 | A kind of polytetrafluoroethylene (PTFE) enhanced type spirotallic gasket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108758133A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5664791A (en) * | 1995-12-14 | 1997-09-09 | Lamons Metal Gasket Co. | Spiral wound gasket bridged to guide ring |
| CN103422845A (en) * | 2013-06-16 | 2013-12-04 | 盐城金龙达机械制造有限公司 | Y-type reducing dual-channel high-pressure acidizing and fracturing well head device |
| CN205715897U (en) * | 2016-06-16 | 2016-11-23 | 成都乘风阀门有限责任公司 | A kind of two-part valve body |
| CN106441912A (en) * | 2016-09-09 | 2017-02-22 | 哈尔滨工程大学 | Functional spraying and combustion visualization measuring constant volume bomb |
| CN206093328U (en) * | 2016-09-29 | 2017-04-12 | 天津泽川工贸有限公司 | Novel cross flange that leakproofness is strong device |
| CN206988633U (en) * | 2017-07-04 | 2018-02-09 | 浙江国泰萧星密封材料股份有限公司 | A kind of polytetrafluoroethylene (PTFE) enhanced type spirotallic gasket |
-
2018
- 2018-06-11 CN CN201810595574.6A patent/CN108758133A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5664791A (en) * | 1995-12-14 | 1997-09-09 | Lamons Metal Gasket Co. | Spiral wound gasket bridged to guide ring |
| CN103422845A (en) * | 2013-06-16 | 2013-12-04 | 盐城金龙达机械制造有限公司 | Y-type reducing dual-channel high-pressure acidizing and fracturing well head device |
| CN205715897U (en) * | 2016-06-16 | 2016-11-23 | 成都乘风阀门有限责任公司 | A kind of two-part valve body |
| CN106441912A (en) * | 2016-09-09 | 2017-02-22 | 哈尔滨工程大学 | Functional spraying and combustion visualization measuring constant volume bomb |
| CN206093328U (en) * | 2016-09-29 | 2017-04-12 | 天津泽川工贸有限公司 | Novel cross flange that leakproofness is strong device |
| CN206988633U (en) * | 2017-07-04 | 2018-02-09 | 浙江国泰萧星密封材料股份有限公司 | A kind of polytetrafluoroethylene (PTFE) enhanced type spirotallic gasket |
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|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181106 |