CN106763766A - A kind of high leakproofness polytetrafluoroethylene (PTFE) interlayer pad - Google Patents
A kind of high leakproofness polytetrafluoroethylene (PTFE) interlayer pad Download PDFInfo
- Publication number
- CN106763766A CN106763766A CN201611183517.4A CN201611183517A CN106763766A CN 106763766 A CN106763766 A CN 106763766A CN 201611183517 A CN201611183517 A CN 201611183517A CN 106763766 A CN106763766 A CN 106763766A
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- CN
- China
- Prior art keywords
- pad
- hole
- rubber sheet
- gasket
- sheet 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.)
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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
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Gasket Seals (AREA)
- Sealing Material Composition (AREA)
Abstract
A kind of high leakproofness polytetrafluoroethylene (PTFE) interlayer pad that the present invention is provided,Including rubber sheet gasket,Rubber sheet gasket is equilateral triangle structure,The center of rubber sheet gasket is provided with the first manhole,Teflon gasket is provided with first manhole,The center of teflon gasket is provided with the second manhole,Rubber sheet gasket is used cooperatively with teflon gasket,Simple structure,It is reasonable in design,Three drift angles of rubber sheet gasket are arc-shaped structure,Mounting hole is equipped with drift angle,It is easily installed,Fastness is high,Used cooperatively with teflon gasket using rubber sheet gasket,The anti acid alkali performance energy for being conducive to lifting overall,Decay resistance is higher,Be conducive to extending its service life,Snap effect is good simultaneously,The sealing for being conducive to lifting overall,The phenomenon for coming off is not allowed to be also easy to produce,Production cost is relatively low,The demand of user can more be met.
Description
Technical field
The present invention relates to pad technical field, particularly a kind of high leakproofness polytetrafluoroethylene (PTFE) interlayer pad.
Background technology
Pad is the mechanical seal between two objects, be generally used to prevent to be under pressure between two objects, burn into and
Pipeline expands with heat and contract with cold leakage naturally.Because machining surface can not possibly be perfect, scrambling can be filled up using pad.Pad
Piece is generally made up of flaky material, such as packing paper, rubber, silicon rubber, metal, cork, felt, neoprene, nitrile rubber, glass
Fiber or plastic polymer.Existing interlayer pad sealing performance is bad, is unfavorable for overall installation, easily produces what is come off to show
As while after existing interlayer pad long-time use, easily producing the phenomenon of corrosion, service life is relatively low, and can not meet makes
The demand of user.
The content of the invention
Problem to be solved by this invention is to provide a kind of high leakproofness polytetrafluoroethylene (PTFE) interlayer pad, solves existing folder
Layer pad sealing performance is bad, is unfavorable for overall installation, the phenomenon for coming off easily is produced, while existing interlayer pad is for a long time
After use, the phenomenon of corrosion is easily produced, service life is relatively low, can not meet the needs of problems of user.
To solve problem above scheme of the present invention：
A kind of high leakproofness polytetrafluoroethylene (PTFE) interlayer pad, including rubber sheet gasket, described rubber sheet gasket are equilateral triangle knot
Structure, three drift angles of described equilateral triangle rubber sheet gasket are arc-shaped structure, and peace is equipped with three described drift angles
Dress hole, the center of described rubber sheet gasket is provided with the first manhole, poly- four is provided with the first described manhole
PVF pad, the center of described teflon gasket is provided with the second manhole, and described first is circular logical
Hole includes first through hole, and the center of described first through hole is provided with the second through hole, the centre bit of described the second through hole
Put and be provided with third through-hole, the center of described third through-hole is provided with fourth hole, the width of described first through hole
R1 more than the second through hole width r2, the width r2 of described the second through hole more than third through-hole width r3, the described the 3rd
The width r3 of through hole is less than the width r4 of fourth hole, and the width r4 of described fourth hole is less than the width r2 of the second through hole,
Described teflon gasket includes the first pad, and described the first pad is provided with the second pad, the second described pad
Piece is provided with the 3rd pad, and the 3rd described pad is provided with the 4th pad, and the length L1 of the first described pad is more than second
The length L2 of pad, the length L3s of the length L2 more than the 3rd pad of described the second pad, the length of described the 3rd pad
L3 is less than the length L4 of the 4th pad, and the length L4 of the 4th described pad is less than the length L2 of the second pad, described rubber
Pad is used cooperatively with teflon gasket.
A kind of above-mentioned high leakproofness polytetrafluoroethylene (PTFE) interlayer pad, wherein, the hole of described rubber sheet gasket upper installing hole
Footpath is 0.5-0.8cm, and the aperture of the second described manhole is 2-4cm.
The beneficial effect of this programme：
A kind of high leakproofness polytetrafluoroethylene (PTFE) interlayer pad that the present invention is provided, including rubber sheet gasket, rubber sheet gasket are equilateral three
Angular structure, the center of rubber sheet gasket is provided with the first manhole, and polytetrafluoroethylene (PTFE) pad is provided with the first manhole
Piece, the center of teflon gasket is provided with the second manhole, and rubber sheet gasket coordinates with teflon gasket and makes
With simple structure is reasonable in design, and three drift angles of rubber sheet gasket are arc-shaped structure, and mounting hole is equipped with drift angle, are easy to
Install, fastness is high, is used cooperatively with teflon gasket using rubber sheet gasket, the anti acid alkali performance for being conducive to lifting overall
Can, decay resistance is higher, is conducive to extending its service life, while snap effect is good, the sealing for being conducive to lifting overall,
Do not allow to be also easy to produce the phenomenon for coming off, production cost is relatively low, can more meet the demand of user.
Brief description of the drawings
Fig. 1 is overall structure figure of the present invention.
Fig. 2 is rubber sheet gasket sectional view of the present invention.
Fig. 3 is teflon gasket sectional view of the present invention.
Specific embodiment
As illustrated, a kind of high leakproofness polytetrafluoroethylene (PTFE) interlayer pad, including rubber sheet gasket 1, described rubber sheet gasket 1
It is equilateral triangle structure, three drift angles 2 of described equilateral triangle rubber sheet gasket 1 are arc-shaped structure, described three
Mounting hole 3 is equipped with individual drift angle 2, the center of described rubber sheet gasket 1 is provided with the first manhole 4, described
Teflon gasket 5 is provided with one manhole 4, the center of described teflon gasket 5 is provided with the second circle
Shape through hole 6, the first described manhole 4 includes first through hole 7, and the center of described first through hole 7 is provided with second
Through hole 8, the center of the second described through hole 8 is provided with third through-hole 9, is set on the center of described third through-hole 9
Have a fourth hole 10, the width r1 of described first through hole 7 more than the second through hole 8 width r2, the width of described the second through hole 8
Degree r2 more than third through-hole 9 width r3, the width r3 of described third through-hole 9 less than fourth hole 10 width r4, it is described
Fourth hole 10 width r2s of the width r4 less than the second through hole 8, described teflon gasket 5 includes the first pad
11, described the first pad 11 is provided with the second pad 12, and the second described pad 12 is provided with the 3rd pad 13, described
3rd pad 13 is provided with the 4th pad 14, and the length L1 of the first described pad 11 is more than the length L2 of the second pad 12, institute
The length L2 of the second pad 12 stated is more than the length L3 of the 3rd pad 13, and the length L3 of the 3rd described pad 13 is less than the 4th
The length L4 of pad 14, the length L4 of the 4th described pad 14 are less than the length L2 of the second pad 12, described rubber sheet gasket 1
Used cooperatively with teflon gasket 5.
A kind of above-mentioned high leakproofness polytetrafluoroethylene (PTFE) interlayer pad, wherein, the described upper installing hole 3 of rubber sheet gasket 1
Aperture is 0.5-0.8cm, and the aperture of the second described manhole 6 is 2-4cm.
A kind of high leakproofness polytetrafluoroethylene (PTFE) interlayer pad that the present invention is provided, including rubber sheet gasket, rubber sheet gasket for etc.
Side triangular structure, the center of rubber sheet gasket is provided with the first manhole, and polytetrafluoroethyl-ne is provided with the first manhole
Alkene pad, the center of teflon gasket is provided with the second manhole, and rubber sheet gasket is matched somebody with somebody with teflon gasket
Conjunction is used, simple structure, reasonable in design, and three drift angles of rubber sheet gasket are arc-shaped structure, and mounting hole is equipped with drift angle,
It is easily installed, fastness is high, is used cooperatively with teflon gasket using rubber sheet gasket, the antiacid alkali for being conducive to lifting overall
Performance, decay resistance is higher, is conducive to extending its service life, while snap effect is good, the sealing for being conducive to lifting overall
Property, it is not easy to the phenomenon for coming off is produced, production cost is relatively low, can more meet the demand of user.
The only present invention preferably specific embodiment, but protection scope of the present invention is not limited thereto, any to be familiar with
Those skilled in the art the invention discloses technical scope in, the change or replacement that can be readily occurred in should all be covered
Within the scope of the present invention.Therefore, protection scope of the present invention should be defined by the protection domain of claims.
Claims (2)
1. a kind of high leakproofness polytetrafluoroethylene (PTFE) interlayer pad, including rubber sheet gasket, it is characterized by, described rubber sheet gasket is etc.
Side triangular structure, three drift angles of described equilateral triangle rubber sheet gasket are arc-shaped structure, three described drift angles
Place is equipped with mounting hole, and the center of described rubber sheet gasket is provided with the first manhole, the first described manhole
Place is provided with teflon gasket, and the center of described teflon gasket is provided with the second manhole, described
First manhole includes first through hole, and the center of described first through hole is provided with the second through hole, and described second is logical
The center in hole is provided with third through-hole, and the center of described third through-hole is provided with fourth hole, described first
The width r1 of through hole is more than the width r2 of the second through hole, and the width r2 of the second described through hole is more than the width r3 of third through-hole,
The width r3 of described third through-hole is less than the second through hole less than the width r4, the width r4 of described fourth hole of fourth hole
Width r2, described teflon gasket includes the first pad, and described the first pad is provided with the second pad, described
The second pad be provided with the 3rd pad, the 3rd described pad is provided with the 4th pad, the length L1 of described the first pad
More than the length L2 of the second pad, the length L2 of the second described pad is more than the length L3 of the 3rd pad, the 3rd described pad
The length L3 of piece is less than the length L4 of the 4th pad, and the length L4 of the 4th described pad is less than the length L2 of the second pad, institute
The rubber sheet gasket stated is used cooperatively with teflon gasket.
2. a kind of high leakproofness polytetrafluoroethylene (PTFE) interlayer pad as claimed in claim 1, it is characterized by, described rubber sheet gasket
The aperture of upper installing hole is 0.5-0.8cm, and the aperture of the second described manhole is 2-4cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611183517.4A CN106763766A (en) | 2016-12-20 | 2016-12-20 | A kind of high leakproofness polytetrafluoroethylene (PTFE) interlayer pad |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611183517.4A CN106763766A (en) | 2016-12-20 | 2016-12-20 | A kind of high leakproofness polytetrafluoroethylene (PTFE) interlayer pad |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106763766A true CN106763766A (en) | 2017-05-31 |
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ID=58895816
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611183517.4A Pending CN106763766A (en) | 2016-12-20 | 2016-12-20 | A kind of high leakproofness polytetrafluoroethylene (PTFE) interlayer pad |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106763766A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111362605A (en) * | 2020-04-29 | 2020-07-03 | 太原科技大学 | Production equipment and method for producing α type semi-hydrated gypsum by using industrial by-product gypsum |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2084535U (en) * | 1991-05-08 | 1991-09-11 | 张洪庆 | Polytetrafluoroethylene sealing gasket with division bar interlayer |
| CN2121576U (en) * | 1992-05-12 | 1992-11-11 | 张洪庆 | High-strength graphitic sandwiched sealing gasket coated with teflon |
| CN102464843A (en) * | 2010-11-11 | 2012-05-23 | 天津市天塑科技集团有限公司技术中心 | Hollow-microsphere-filled modified PTFE resin |
| CN204610822U (en) * | 2015-03-31 | 2015-09-02 | 云南倍善科技有限公司 | A kind of Tetrafluoro spacer of good seal performance |
| CN205654863U (en) * | 2016-05-03 | 2016-10-19 | 江苏万隆化学有限公司 | Production of efficient benzamide is with special intermediate layer gasket of chlorination cauldron |
| CN205654862U (en) * | 2016-05-03 | 2016-10-19 | 江苏万隆化学有限公司 | Special environment -friendly intermediate layer gasket of benzamide chlorination cauldron |
-
2016
- 2016-12-20 CN CN201611183517.4A patent/CN106763766A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2084535U (en) * | 1991-05-08 | 1991-09-11 | 张洪庆 | Polytetrafluoroethylene sealing gasket with division bar interlayer |
| CN2121576U (en) * | 1992-05-12 | 1992-11-11 | 张洪庆 | High-strength graphitic sandwiched sealing gasket coated with teflon |
| CN102464843A (en) * | 2010-11-11 | 2012-05-23 | 天津市天塑科技集团有限公司技术中心 | Hollow-microsphere-filled modified PTFE resin |
| CN204610822U (en) * | 2015-03-31 | 2015-09-02 | 云南倍善科技有限公司 | A kind of Tetrafluoro spacer of good seal performance |
| CN205654863U (en) * | 2016-05-03 | 2016-10-19 | 江苏万隆化学有限公司 | Production of efficient benzamide is with special intermediate layer gasket of chlorination cauldron |
| CN205654862U (en) * | 2016-05-03 | 2016-10-19 | 江苏万隆化学有限公司 | Special environment -friendly intermediate layer gasket of benzamide chlorination cauldron |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111362605A (en) * | 2020-04-29 | 2020-07-03 | 太原科技大学 | Production equipment and method for producing α type semi-hydrated gypsum by using industrial by-product gypsum |
| CN111362605B (en) * | 2020-04-29 | 2022-01-28 | 太原科技大学 | Production equipment and method for producing alpha-type semi-hydrated gypsum by using industrial by-product gypsum |
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Application publication date: 20170531 |