CN209430919U - A kind of polytetrafluoroethylene (PTFE) wound gasket - Google Patents
A kind of polytetrafluoroethylene (PTFE) wound gasket Download PDFInfo
- Publication number
- CN209430919U CN209430919U CN201822229728.8U CN201822229728U CN209430919U CN 209430919 U CN209430919 U CN 209430919U CN 201822229728 U CN201822229728 U CN 201822229728U CN 209430919 U CN209430919 U CN 209430919U
- Authority
- CN
- China
- Prior art keywords
- washer
- ring plate
- gasket
- 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.)
- Expired - Fee Related
Links
- 229920001343 polytetrafluoroethylene Polymers 0.000 title claims abstract description 52
- 239000004810 polytetrafluoroethylene Substances 0.000 title claims abstract description 52
- -1 polytetrafluoroethylene Polymers 0.000 title claims abstract description 26
- 238000007789 sealing Methods 0.000 claims abstract description 33
- 239000002184 metal Substances 0.000 claims description 15
- XUCNUKMRBVNAPB-UHFFFAOYSA-N fluoroethene Chemical compound FC=C XUCNUKMRBVNAPB-UHFFFAOYSA-N 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 abstract description 5
- 239000000126 substance Substances 0.000 abstract description 5
- 235000012431 wafers Nutrition 0.000 description 9
- 238000004804 winding Methods 0.000 description 8
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Landscapes
- Gasket Seals (AREA)
Abstract
The utility model discloses a kind of polytetrafluoroethylene (PTFE) wound gaskets, including washer, the interior ring-side wall of washer is equipped with interior ring plate, the outer ring side wall of washer is equipped with outer ring plate, washer, the central axis of interior ring plate and outer ring plate is overlapped, the lateral wall of outer ring plate is equipped with outer side seal structure, the upper surface middle part of washer is equipped with bulge loop pad, the inner sidewall of interior ring plate is equipped with inner seal structure, the lower surface of washer is equipped with bottom sealing structure, the upper end of washer is equipped with nameplate, the upper end of washer set there are two it is equally distributed positioning ajust slot, the polytetrafluoroethylene (PTFE) wound gasket, it is easy to install and use, connection sealing can be reliable and stable, it can solve the problems, such as chemical attack of the various media to gasket, pass through outer side seal structure, inner seal structure and bottom sealing structure, the leakproofness of comprehensive guarantee junction, alleviate the maintenance load of personnel , ensure that airtight quality, improve the service efficiency of wound gasket.
Description
Technical field
The utility model relates to be tightly connected equipment technical field, specially a kind of polytetrafluoroethylene (PTFE) wound gasket.
Background technique
In the sealing regulation of pipeline or aperture flange connections, it is often necessary to which wound gasket guarantees as static seal original part
The sealing of junction, but there are problems for traditional metal wound gasket, install and use inconvenience, position not accurate enough, winding band
Self stability is bad, and the connection sealing in junction can be not sufficiently stable reliably, and anti-corrosion effects are bad, can not be comprehensive
The leakproofness for guaranteeing junction, virtually increases the maintenance load of personnel, airtight quality is difficult to be protected, and causes wound gasket
Service efficiency it is low, therefore the realization for being able to solve a kind of polytetrafluoroethylene (PTFE) wound gasket of problems is imperative.
Utility model content
The technical problems to be solved in the utility model is to overcome existing defect, provides a kind of polytetrafluoroethylene (PTFE) wound gasket,
Easy to install and use, connection sealing can be reliable and stable, can solve the problems, such as chemical attack of the various media to gasket, passes through outside
Sealing structure, inner seal structure and bottom sealing structure, the leakproofness of comprehensive guarantee junction, alleviate the maintenance of personnel
Burden, ensure that airtight quality, improves the service efficiency of wound gasket, can effectively solve the problems in background technique.
To achieve the above object, the utility model provides the following technical solutions: a kind of polytetrafluoroethylene (PTFE) wound gasket, including pad
Circle, the interior ring-side wall of the washer are equipped with interior ring plate, and the outer ring side wall of washer is equipped with outer ring plate, washer, interior ring plate and outer
The central axis of ring plate is overlapped, and the lateral wall of outer ring plate is equipped with outer side seal structure, and the upper surface middle part of washer is equipped with bulge loop
Pad, the inner sidewall of interior ring plate are equipped with inner seal structure, and the lower surface of washer is equipped with bottom sealing structure, and the upper end of washer is set
There is a nameplate, the upper end of washer sets that there are two equally distributed positioning to ajust slot, and positioning ajusts slot along the folder of plane where washer
Angle is 90 degree.
As a kind of optimal technical scheme of the utility model, the washer includes polytetrafluoroethylene (PTFE) rubber mat, and described poly- four
The medial surface of vinyl fluoride rubber mat is fixedly connected with the lateral surface of interior ring plate, and the inside of polytetrafluoroethylene (PTFE) rubber mat is filled with metal tape,
Metal tape is W-shaped metal tape.
As a kind of optimal technical scheme of the utility model, the outer side seal structure includes outer ring gasket, described outer
Ring pads piece is that inner sidewall is fixedly connected with the lateral surface of outer ring plate, and the outside cambered surface of outer ring gasket is equipped with annular side channel, annular
Annular side pad is equipped in the slot of side channel, the slot that the thickness of annular side pad is greater than annular side channel is high.
As a kind of optimal technical scheme of the utility model, the inner seal structure is inner ring gasket, the inner ring
The lateral surface of gasket is fixedly connected with the inner sidewall of interior ring plate, and the thickness of inner ring gasket is greater than the thickness of interior ring plate, inner ring gasket
Upper and lower end face is equipped with epitaxial wafer in the side far from inner ring gasket center, and the bottom surface of epitaxial wafer is contacted with the upper lower wall surface of interior ring plate
Connection.
As a kind of optimal technical scheme of the utility model, the bottom sealing structure is annular groove, the washer
Lower surface is equipped with annular groove, and sealing rubber ring is equipped in the slot of annular groove, and the slot that the thickness of sealing rubber ring is greater than annular groove is high.
Compared with prior art, the utility model has the beneficial effects that this polytetrafluoroethylene (PTFE) wound gasket, the side of installing and using
Just, interior ring plate and outer ring plate play interior outer support to washer well, and washer is mutual using metal tape and polytetrafluoroethylene (PTFE) rubber mat
Spiral winding forms, and guarantees that connection sealing can be reliable and stable, can solve the problems, such as chemical attack of the various media to gasket, bulge loop
The contact paved to upper end junction is closed, and outer ring gasket increases in the contact area of outside joint face, to guarantee sealing
Compactness, while the outer rim side pad in annular side channel also functions to the contact connectio with outside joint face, inner ring gasket and epitaxial wafer
The contact connectio to inside joint face is played, sealing rubber ring plays the contact connectio to lower end joint face, guarantees to connect in all directions
The leakproofness for meeting place alleviates the maintenance load of personnel, ensure that airtight quality, improves the service efficiency of wound gasket.
Detailed description of the invention
Fig. 1 is the utility model structure front schematic view；
Fig. 2 is the utility model texture edge schematic diagram；
Fig. 3 is the utility model structure washer internal plane diagram.
In figure: 1 washer, 11 polytetrafluoroethylene (PTFE) rubber mats, 12 metal tapes, ring plate, 3 outer ring plates, 4 outer side seal structures, 41 in 2
Outer ring gasket, 42 annular side channels, 43 annular side pads, 5 bulge loop pads, 6 inner seal structures, 61 inner ring gaskets, 62 epitaxial wafers, 7 bottoms
Slot is ajusted in layer sealing structure, 71 annular grooves, 72 sealing rubber rings, 8 nameplates, 9 positioning.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of polytetrafluoroethylene (PTFE) wound gasket, including washer
1, washer 1 includes polytetrafluoroethylene (PTFE) rubber mat 11, the fixed company of the lateral surface of the medial surface of polytetrafluoroethylene (PTFE) rubber mat 11 and interior ring plate 2
It connects, the inside of polytetrafluoroethylene (PTFE) rubber mat 11 is filled with metal tape 12, and metal tape 12 is W-shaped metal tape, and washer 1 uses metal tape 12
It is formed with the mutual spiral winding of polytetrafluoroethylene (PTFE) rubber mat 11, guarantees that connection sealing can be reliable and stable, various media pair can be solved
The chemical attack problem of gasket, the interior ring-side wall of washer 1 are equipped with interior ring plate 2, and interior ring plate 2 plays the inside support to washer 1,
The outer ring side wall of washer 1 is equipped with outer ring plate 3, and outer ring plate 3 provides the external support to washer 1, washer 1, interior ring plate 2 and outer ring
The central axis of piece 3 is overlapped, and the lateral wall of outer ring plate 3 is equipped with outer side seal structure 4, and outer side seal structure 4 includes outer ring pads
Piece 41, outer ring gasket 41 are that inner sidewall is fixedly connected with the lateral surface of outer ring plate 3, and the outside cambered surface of outer ring gasket 41 is equipped with ring
Shape side channel 42, the slot of annular side channel 42 is interior to be equipped with annular side pad 43, and the slot that the thickness of annular side pad 43 is greater than annular side channel 42 is high,
Outer ring gasket 41 and outer rim side pad 43 are close to outside joint face, increased in the contact area of outside joint face, to guarantee close
The compactness of envelope, while the outer rim side pad 43 in annular side channel 42 also functions to the contact connectio with outside joint face, washer 1 it is upper
Surface middle part is equipped with bulge loop pad 5, and the contact connectio of the upper surface of bulge loop pad 5 and upper end junction guarantees and upper end junction
Airtightness, the inner sidewall of interior ring plate 2 is equipped with inner seal structure 6, and inner seal structure 6 is inner ring gasket 61, interior ring pads
The lateral surface of piece 61 is fixedly connected with the inner sidewall of interior ring plate 2, and the thickness of inner ring gasket 61 is greater than the thickness of interior ring plate 2, inner ring
61 upper and lower end face of gasket is equipped with epitaxial wafer 62, the bottom surface of epitaxial wafer 62 and interior ring plate 2 in the side far from 61 center of inner ring gasket
Upper lower wall surface connect, by the contact connectio of inner ring gasket 61 and inside joint face, inner ring gasket 61 with epitaxial wafer 62 very
Good plays the closed of inside junction, and the lower surface of washer 1 is equipped with bottom sealing structure 7, and bottom sealing structure 7 is annular groove
71, the lower surface of washer 1 is equipped with annular groove 71, is equipped with sealing rubber ring 72 in the slot of annular groove 71, sealing rubber ring 72 is played under
The contact connectio of joint face is held, the slot that the thickness of sealing rubber ring 72 is greater than annular groove 71 is high, and the upper end of washer 1 is equipped with nameplate 8,
By information on nameplate 8, the wound gasket of appropriate size is placed on junction, the upper end of washer 1 sets that there are two be uniformly distributed
Positioning ajust slot 9, slot 9 is ajusted by positioning and ajusts positioning winding pad, positioning ajusts slot 9 along the angle of 1 place plane of washer
It is 90 degree, ajusts winding band convenient for being accurately positioned.
When in use: by information on nameplate 8, the wound gasket of appropriate size being placed on junction, is put by positioning
Positive slot 9 ajusts positioning winding pad, and interior ring plate 2 and outer ring plate 3 play interior outer support to washer 1 well, and washer 1 uses metal tape
12 and the mutual spiral winding of polytetrafluoroethylene (PTFE) rubber mat 11 form, by the contact connectio of the upper surface of bulge loop pad 5 and upper end junction,
Guarantee the airtightness with upper end junction, outer ring gasket 41 and outer rim side pad 43 is close to outside joint face, increase connects in outside
The contact area of junction, to guarantee the compactness of sealing, while the outer rim side pad 43 in annular side channel 42 also functions to and outside
The contact connectio of joint face, by the contact connectio of inner ring gasket 61 and inside joint face, inner ring gasket 61 and epitaxial wafer 62 are fine
Play inside junction it is closed, sealing rubber ring 72 plays the contact connectio to lower end joint face, in all directions guarantee connection
The leakproofness at place is tightly connected place by external locking Structural lock.
Ring plate 2 and outer ring plate 3 play interior outer support to washer 1 well in the utility model, and washer 1 uses metal tape 12
It is formed with the mutual spiral winding of polytetrafluoroethylene (PTFE) rubber mat 11, guarantees that connection sealing can be reliable and stable, various media pair can be solved
The chemical attack problem of gasket, the contact that bulge loop pad 5 plays upper end junction is closed, and outer ring gasket 41 increases in outside joint face
Contact area, to guarantee the compactness of sealing, while the outer rim side pad 43 in annular side channel 42 is also functioned to and connect with outside
The contact connectio in face, inner ring gasket 61 and epitaxial wafer 62 play the contact connectio to inside joint face, and sealing rubber ring 72 plays pair
The contact connectio of lower end joint face guarantees the leakproofness of junction in all directions, alleviates the maintenance load of personnel, ensure that close
Quality is sealed, the service efficiency of wound gasket is improved.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of polytetrafluoroethylene (PTFE) wound gasket, including washer (1), it is characterised in that: the interior ring-side wall of the washer (1) is equipped with
The outer ring side wall of interior ring plate (2), washer (1) is equipped with outer ring plate (3), the center of washer (1), interior ring plate (2) and outer ring plate (3)
Axis is overlapped, and the lateral wall of outer ring plate (3) is equipped with outer side seal structure (4), and the upper surface middle part of washer (1) is equipped with bulge loop pad
(5), the inner sidewall of interior ring plate (2) is equipped with inner seal structure (6), and the lower surface of washer (1) is equipped with bottom sealing structure
(7), the upper end of washer (1) be equipped with nameplate (8), the upper end of washer (1) set there are two it is equally distributed positioning ajust slot (9),
It is 90 degree that positioning, which ajusts slot (9) along the angle of plane where washer (1),.
2. a kind of polytetrafluoroethylene (PTFE) wound gasket according to claim 1, it is characterised in that: the washer (1) includes poly- four
The medial surface of vinyl fluoride rubber mat (11), the polytetrafluoroethylene (PTFE) rubber mat (11) is fixedly connected with the lateral surface of interior ring plate (2), and poly- four
The inside of vinyl fluoride rubber mat (11) is filled with metal tape (12), and metal tape (12) is W-shaped metal tape.
3. a kind of polytetrafluoroethylene (PTFE) wound gasket according to claim 1, it is characterised in that: the outer side seal structure (4)
Including outer ring gasket (41), the outer ring gasket (41) is that inner sidewall is fixedly connected with the lateral surface of outer ring plate (3), outer ring gasket
(41) outside cambered surface is equipped with annular side channel (42), is equipped with annular side pad (43) in the slot of annular side channel (42), annular side pad
(43) slot that thickness is greater than annular side channel (42) is high.
4. a kind of polytetrafluoroethylene (PTFE) wound gasket according to claim 1, it is characterised in that: the inner seal structure (6)
Lateral surface for inner ring gasket (61), the inner ring gasket (61) is fixedly connected with the inner sidewall of interior ring plate (2), inner ring gasket
(61) thickness is greater than the thickness of interior ring plate (2), and inner ring gasket (61) upper and lower end face is in one far from inner ring gasket (61) center
Side is equipped with epitaxial wafer (62), and the bottom surface of epitaxial wafer (62) and the upper lower wall surface of interior ring plate (2) connect.
5. a kind of polytetrafluoroethylene (PTFE) wound gasket according to claim 1, it is characterised in that: the bottom sealing structure (7)
Lower surface for annular groove (71), the washer (1) is equipped with annular groove (71), and sealing rubber ring is equipped in the slot of annular groove (71)
(72), the thickness of sealing rubber ring (72) is greater than the slot height of annular groove (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822229728.8U CN209430919U (en) | 2018-12-28 | 2018-12-28 | A kind of polytetrafluoroethylene (PTFE) wound gasket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822229728.8U CN209430919U (en) | 2018-12-28 | 2018-12-28 | A kind of polytetrafluoroethylene (PTFE) wound gasket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209430919U true CN209430919U (en) | 2019-09-24 |
Family
ID=67974272
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822229728.8U Expired - Fee Related CN209430919U (en) | 2018-12-28 | 2018-12-28 | A kind of polytetrafluoroethylene (PTFE) wound gasket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209430919U (en) |
-
2018
- 2018-12-28 CN CN201822229728.8U patent/CN209430919U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209430919U (en) | A kind of polytetrafluoroethylene (PTFE) wound gasket | |
| CN107654650A (en) | A kind of Y types high resiliency double-lip sealing ring and sealing structure | |
| CN204967034U (en) | Seal structure of block terminal | |
| CN204345120U (en) | A kind of NEW TYPE OF COMPOSITE steady type flange apparatus | |
| CN208417873U (en) | A kind of New-type plate slip-on welding flange | |
| CN208845719U (en) | Insulated enclosure gasket | |
| CN207489814U (en) | The top electrode mounting structure and etching apparatus of a kind of etching apparatus | |
| CN206139438U (en) | Glue dispersing device | |
| CN206309966U (en) | A kind of butterfly valve seal circle and butterfly valve | |
| CN206384327U (en) | A kind of chest seals seam | |
| CN107994146B (en) | Battery package sealing member structure | |
| CN208185449U (en) | Manhole well sealing ring | |
| CN218818107U (en) | Sealing gasket with film | |
| CN213808846U (en) | Metal winding gasket | |
| CN208568014U (en) | A kind of flange liquid level meter and root valve dock conversion equipment | |
| CN205490786U (en) | Explosion -proof phone waterproofing mechanism | |
| CN210835589U (en) | Sealing mechanism for top cover of toner cartridge | |
| CN205807317U (en) | The lamp fixing structure of LED panel lamp | |
| CN205136628U (en) | Circular arc sealing sleeve governing valve | |
| CN220378874U (en) | Sealing element for electroplating semiconductor silicon wafer | |
| CN219655245U (en) | Dual positioning gasket | |
| CN217707055U (en) | Dual-positioning gasket | |
| CN218543164U (en) | Sealing gasket | |
| CN221300076U (en) | Sealing ring and fuel cell engine | |
| CN213299189U (en) | High circulation circuit quick-operation joint of stability |
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: 20190924 |